radiant/xywindow.cpp

   1 /*
   2    Copyright (C) 1999-2006 Id Software, Inc. and contributors.
   3    For a list of contributors, see the accompanying CONTRIBUTORS file.
   4
   5    This file is part of GtkRadiant.
   6
   7    GtkRadiant is free software; you can redistribute it and/or modify
   8    it under the terms of the GNU General Public License as published by
   9    the Free Software Foundation; either version 2 of the License, or
  10    (at your option) any later version.
  11
  12    GtkRadiant is distributed in the hope that it will be useful,
  13    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15    GNU General Public License for more details.
  16
  17    You should have received a copy of the GNU General Public License
  18    along with GtkRadiant; if not, write to the Free Software
  19    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  20  */
  21
  22 //
  23 // XY Window
  24 //
  25 // Leonardo Zide (leo@lokigames.com)
  26 //
  27
  28 #include "xywindow.h"
  29
  30 #include <gtk/gtk.h>
  31
  32 #include "debugging/debugging.h"
  33
  34 #include "ientity.h"
  35 #include "igl.h"
  36 #include "ibrush.h"
  37 #include "iundo.h"
  38 #include "iimage.h"
  39 #include "ifilesystem.h"
  40 #include "os/path.h"
  41 #include "image.h"
  42 #include "gtkutil/messagebox.h"
  43
  44 #include <uilib/uilib.h>
  45 #include <gdk/gdkkeysyms.h>
  46
  47 #include "generic/callback.h"
  48 #include "string/string.h"
  49 #include "stream/stringstream.h"
  50
  51 #include "scenelib.h"
  52 #include "eclasslib.h"
  53 #include "renderer.h"
  54 #include "moduleobserver.h"
  55
  56 #include "gtkutil/menu.h"
  57 #include "gtkutil/container.h"
  58 #include "gtkutil/widget.h"
  59 #include "gtkutil/glwidget.h"
  60 #include "gtkutil/filechooser.h"
  61 #include "gtkmisc.h"
  62 #include "select.h"
  63 #include "csg.h"
  64 #include "brushmanip.h"
  65 #include "selection.h"
  66 #include "entity.h"
  67 #include "camwindow.h"
  68 #include "texwindow.h"
  69 #include "mainframe.h"
  70 #include "preferences.h"
  71 #include "commands.h"
  72 #include "feedback.h"
  73 #include "grid.h"
  74 #include "windowobservers.h"
  75
  76 void LoadTextureRGBA( qtexture_t* q, unsigned char* pPixels, int nWidth, int nHeight );
  77
  78 // d1223m
  79 extern bool g_brush_always_caulk;
  80
  81 //!\todo Rewrite.
  82 class ClipPoint
  83 {
  84 public:
  85 Vector3 m_ptClip;        // the 3d point
  86 bool m_bSet;
  87
  88 ClipPoint(){
  89         Reset();
  90 };
  91 void Reset(){
  92         m_ptClip[0] = m_ptClip[1] = m_ptClip[2] = 0.0;
  93         m_bSet = false;
  94 }
  95 bool Set(){
  96         return m_bSet;
  97 }
  98 void Set( bool b ){
  99         m_bSet = b;
 100 }
 101 operator Vector3&()
 102 {
 103         return m_ptClip;
 104 };
 105
 106 /*! Draw clip/path point with rasterized number label */
 107 void Draw( int num, float scale );
 108 /*! Draw clip/path point with rasterized string label */
 109 void Draw( const char *label, float scale );
 110 };
 111
 112 VIEWTYPE g_clip_viewtype;
 113 bool g_bSwitch = true;
 114 bool g_clip_useCaulk = false;
 115 bool g_quick_clipper = false;
 116 ClipPoint g_Clip1;
 117 ClipPoint g_Clip2;
 118 ClipPoint g_Clip3;
 119 ClipPoint* g_pMovingClip = 0;
 120
 121 /* Drawing clip points */
 122 void ClipPoint::Draw( int num, float scale ){
 123         StringOutputStream label( 4 );
 124         label << num;
 125         Draw( label.c_str(), scale );
 126 }
 127
 128 void ClipPoint::Draw( const char *label, float scale ){
 129         // draw point
 130         glPointSize( 4 );
 131         glColor3fv( vector3_to_array( g_xywindow_globals.color_clipper ) );
 132         glBegin( GL_POINTS );
 133         glVertex3fv( vector3_to_array( m_ptClip ) );
 134         glEnd();
 135         glPointSize( 1 );
 136
 137         float offset = 2.0f / scale;
 138
 139         // draw label
 140         glRasterPos3f( m_ptClip[0] + offset, m_ptClip[1] + offset, m_ptClip[2] + offset );
 141         glCallLists( GLsizei( strlen( label ) ), GL_UNSIGNED_BYTE, label );
 142 }
 143
 144 float fDiff( float f1, float f2 ){
 145         if ( f1 > f2 ) {
 146                 return f1 - f2;
 147         }
 148         else{
 149                 return f2 - f1;
 150         }
 151 }
 152
 153 inline double ClipPoint_Intersect( const ClipPoint& clip, const Vector3& point, VIEWTYPE viewtype, float scale ){
 154         int nDim1 = ( viewtype == YZ ) ? 1 : 0;
 155         int nDim2 = ( viewtype == XY ) ? 1 : 2;
 156         double screenDistanceSquared( vector2_length_squared( Vector2( fDiff( clip.m_ptClip[nDim1], point[nDim1] ) * scale, fDiff( clip.m_ptClip[nDim2], point[nDim2] )  * scale ) ) );
 157         if ( screenDistanceSquared < 8 * 8 ) {
 158                 return screenDistanceSquared;
 159         }
 160         return FLT_MAX;
 161 }
 162
 163 inline void ClipPoint_testSelect( ClipPoint& clip, const Vector3& point, VIEWTYPE viewtype, float scale, double& bestDistance, ClipPoint*& bestClip ){
 164         if ( clip.Set() ) {
 165                 double distance = ClipPoint_Intersect( clip, point, viewtype, scale );
 166                 if ( distance < bestDistance ) {
 167                         bestDistance = distance;
 168                         bestClip = &clip;
 169                 }
 170         }
 171 }
 172
 173 inline ClipPoint* GlobalClipPoints_Find( const Vector3& point, VIEWTYPE viewtype, float scale ){
 174         double bestDistance = FLT_MAX;
 175         ClipPoint* bestClip = 0;
 176         ClipPoint_testSelect( g_Clip1, point, viewtype, scale, bestDistance, bestClip );
 177         ClipPoint_testSelect( g_Clip2, point, viewtype, scale, bestDistance, bestClip );
 178         ClipPoint_testSelect( g_Clip3, point, viewtype, scale, bestDistance, bestClip );
 179         return bestClip;
 180 }
 181
 182 inline void GlobalClipPoints_Draw( float scale ){
 183         // Draw clip points
 184         if ( g_Clip1.Set() ) {
 185                 g_Clip1.Draw( 1, scale );
 186         }
 187         if ( g_Clip2.Set() ) {
 188                 g_Clip2.Draw( 2, scale );
 189         }
 190         if ( g_Clip3.Set() ) {
 191                 g_Clip3.Draw( 3, scale );
 192         }
 193 }
 194
 195 inline bool GlobalClipPoints_valid(){
 196         return g_Clip1.Set() && g_Clip2.Set();
 197 }
 198
 199 void PlanePointsFromClipPoints( Vector3 planepts[3], const AABB& bounds, int viewtype ){
 200         ASSERT_MESSAGE( GlobalClipPoints_valid(), "clipper points not initialised" );
 201         planepts[0] = g_Clip1.m_ptClip;
 202         planepts[1] = g_Clip2.m_ptClip;
 203         planepts[2] = g_Clip3.m_ptClip;
 204         Vector3 maxs( vector3_added( bounds.origin, bounds.extents ) );
 205         Vector3 mins( vector3_subtracted( bounds.origin, bounds.extents ) );
 206         if ( !g_Clip3.Set() ) {
 207                 int n = ( viewtype == XY ) ? 2 : ( viewtype == YZ ) ? 0 : 1;
 208                 int x = ( n == 0 ) ? 1 : 0;
 209                 int y = ( n == 2 ) ? 1 : 2;
 210
 211                 if ( n == 1 ) { // on viewtype XZ, flip clip points
 212                         planepts[0][n] = maxs[n];
 213                         planepts[1][n] = maxs[n];
 214                         planepts[2][x] = g_Clip1.m_ptClip[x];
 215                         planepts[2][y] = g_Clip1.m_ptClip[y];
 216                         planepts[2][n] = mins[n];
 217                 }
 218                 else
 219                 {
 220                         planepts[0][n] = mins[n];
 221                         planepts[1][n] = mins[n];
 222                         planepts[2][x] = g_Clip1.m_ptClip[x];
 223                         planepts[2][y] = g_Clip1.m_ptClip[y];
 224                         planepts[2][n] = maxs[n];
 225                 }
 226         }
 227 }
 228
 229 void Clip_Update(){
 230         Vector3 planepts[3];
 231         if ( !GlobalClipPoints_valid() ) {
 232                 planepts[0] = Vector3( 0, 0, 0 );
 233                 planepts[1] = Vector3( 0, 0, 0 );
 234                 planepts[2] = Vector3( 0, 0, 0 );
 235                 Scene_BrushSetClipPlane( GlobalSceneGraph(), Plane3( 0, 0, 0, 0 ) );
 236         }
 237         else
 238         {
 239                 AABB bounds( Vector3( 0, 0, 0 ), Vector3( 64, 64, 64 ) );
 240                 PlanePointsFromClipPoints( planepts, bounds, g_clip_viewtype );
 241                 if ( g_bSwitch ) {
 242                         std::swap( planepts[0], planepts[1] );
 243                 }
 244                 Scene_BrushSetClipPlane( GlobalSceneGraph(), plane3_for_points( planepts[0], planepts[1], planepts[2] ) );
 245         }
 246         ClipperChangeNotify();
 247 }
 248
 249 const char* Clip_getShader(){
 250         return g_clip_useCaulk ? "textures/common/caulk" : TextureBrowser_GetSelectedShader( GlobalTextureBrowser() );
 251 }
 252
 253 void Clip(){
 254         if ( ClipMode() && GlobalClipPoints_valid() ) {
 255                 Vector3 planepts[3];
 256                 AABB bounds( Vector3( 0, 0, 0 ), Vector3( 64, 64, 64 ) );
 257                 PlanePointsFromClipPoints( planepts, bounds, g_clip_viewtype );
 258                 Scene_BrushSplitByPlane( GlobalSceneGraph(), planepts[0], planepts[1], planepts[2], Clip_getShader(), ( !g_bSwitch ) ? eFront : eBack );
 259                 g_Clip1.Reset();
 260                 g_Clip2.Reset();
 261                 g_Clip3.Reset();
 262                 Clip_Update();
 263                 ClipperChangeNotify();
 264                 if( g_quick_clipper ){
 265                         g_quick_clipper = false;
 266                         ClipperMode();
 267                 }
 268         }
 269 }
 270
 271 void SplitClip(){
 272         if ( ClipMode() && GlobalClipPoints_valid() ) {
 273                 Vector3 planepts[3];
 274                 AABB bounds( Vector3( 0, 0, 0 ), Vector3( 64, 64, 64 ) );
 275                 PlanePointsFromClipPoints( planepts, bounds, g_clip_viewtype );
 276                 Scene_BrushSplitByPlane( GlobalSceneGraph(), planepts[0], planepts[1], planepts[2], Clip_getShader(), eFrontAndBack );
 277                 g_Clip1.Reset();
 278                 g_Clip2.Reset();
 279                 g_Clip3.Reset();
 280                 Clip_Update();
 281                 ClipperChangeNotify();
 282                 if( g_quick_clipper ){
 283                         g_quick_clipper = false;
 284                         ClipperMode();
 285                 }
 286         }
 287 }
 288
 289 void FlipClip(){
 290         g_bSwitch = !g_bSwitch;
 291         Clip_Update();
 292         ClipperChangeNotify();
 293 }
 294
 295 void OnClipMode( bool enabled ){
 296         g_Clip1.Reset();
 297         g_Clip2.Reset();
 298         g_Clip3.Reset();
 299
 300         if ( !enabled && g_pMovingClip ) {
 301                 g_pMovingClip = 0;
 302         }
 303
 304         Clip_Update();
 305         ClipperChangeNotify();
 306 }
 307
 308 bool ClipMode(){
 309         return GlobalSelectionSystem().ManipulatorMode() == SelectionSystem::eClip;
 310 }
 311
 312 void NewClipPoint( const Vector3& point ){
 313         if ( g_Clip1.Set() == false ) {
 314                 g_Clip1.m_ptClip = point;
 315                 g_Clip1.Set( true );
 316         }
 317         else if ( g_Clip2.Set() == false ) {
 318                 g_Clip2.m_ptClip = point;
 319                 g_Clip2.Set( true );
 320         }
 321         else if ( g_Clip3.Set() == false ) {
 322                 g_Clip3.m_ptClip = point;
 323                 g_Clip3.Set( true );
 324         }
 325         else
 326         {
 327                 g_Clip1.Reset();
 328                 g_Clip2.Reset();
 329                 g_Clip3.Reset();
 330                 g_Clip1.m_ptClip = point;
 331                 g_Clip1.Set( true );
 332         }
 333
 334         Clip_Update();
 335         ClipperChangeNotify();
 336 }
 337
 338
 339
 340 struct xywindow_globals_private_t
 341 {
 342         bool d_showgrid;
 343
 344         // these are in the View > Show menu with Show coordinates
 345         bool show_names;
 346         bool show_coordinates;
 347         bool show_angles;
 348         bool show_outline;
 349         bool show_axis;
 350
 351         bool d_show_work;
 352
 353         bool show_blocks;
 354         int blockSize;
 355
 356         bool m_bCamXYUpdate;
 357         bool m_bChaseMouse;
 358         bool m_bSizePaint;
 359
 360         bool g_bCrossHairs;
 361
 362         xywindow_globals_private_t() :
 363                 d_showgrid( true ),
 364
 365                 show_names( false ),
 366                 show_coordinates( false ),
 367                 show_angles( true ),
 368                 show_outline( true ),
 369                 show_axis( true ),
 370
 371                 d_show_work( false ),
 372
 373                 show_blocks( false ),
 374
 375                 m_bCamXYUpdate( true ),
 376                 m_bChaseMouse( true ),
 377                 m_bSizePaint( true ),
 378
 379                 g_bCrossHairs( false ){
 380         }
 381
 382 };
 383
 384 xywindow_globals_t g_xywindow_globals;
 385 xywindow_globals_private_t g_xywindow_globals_private;
 386
 387 const unsigned int RAD_NONE =    0x00;
 388 const unsigned int RAD_SHIFT =   0x01;
 389 const unsigned int RAD_ALT =     0x02;
 390 const unsigned int RAD_CONTROL = 0x04;
 391 const unsigned int RAD_PRESS   = 0x08;
 392 const unsigned int RAD_LBUTTON = 0x10;
 393 const unsigned int RAD_MBUTTON = 0x20;
 394 const unsigned int RAD_RBUTTON = 0x40;
 395
 396 inline ButtonIdentifier button_for_flags( unsigned int flags ){
 397         if ( flags & RAD_LBUTTON ) {
 398                 return c_buttonLeft;
 399         }
 400         if ( flags & RAD_RBUTTON ) {
 401                 return c_buttonRight;
 402         }
 403         if ( flags & RAD_MBUTTON ) {
 404                 return c_buttonMiddle;
 405         }
 406         return c_buttonInvalid;
 407 }
 408
 409 inline ModifierFlags modifiers_for_flags( unsigned int flags ){
 410         ModifierFlags modifiers = c_modifierNone;
 411         if ( flags & RAD_SHIFT ) {
 412                 modifiers |= c_modifierShift;
 413         }
 414         if ( flags & RAD_CONTROL ) {
 415                 modifiers |= c_modifierControl;
 416         }
 417         if ( flags & RAD_ALT ) {
 418                 modifiers |= c_modifierAlt;
 419         }
 420         return modifiers;
 421 }
 422
 423 inline unsigned int buttons_for_button_and_modifiers( ButtonIdentifier button, ModifierFlags flags ){
 424         unsigned int buttons = 0;
 425
 426         switch ( button.get() )
 427         {
 428     case ButtonEnumeration::INVALID: break;
 429         case ButtonEnumeration::LEFT: buttons |= RAD_LBUTTON; break;
 430         case ButtonEnumeration::MIDDLE: buttons |= RAD_MBUTTON; break;
 431         case ButtonEnumeration::RIGHT: buttons |= RAD_RBUTTON; break;
 432         }
 433
 434         if ( bitfield_enabled( flags, c_modifierControl ) ) {
 435                 buttons |= RAD_CONTROL;
 436         }
 437
 438         if ( bitfield_enabled( flags, c_modifierShift ) ) {
 439                 buttons |= RAD_SHIFT;
 440         }
 441
 442         if ( bitfield_enabled( flags, c_modifierAlt ) ) {
 443                 buttons |= RAD_ALT;
 444         }
 445
 446         return buttons;
 447 }
 448
 449 inline unsigned int buttons_for_event_button( GdkEventButton* event ){
 450         unsigned int flags = 0;
 451
 452         switch ( event->button )
 453         {
 454         case 1: flags |= RAD_LBUTTON; break;
 455         case 2: flags |= RAD_MBUTTON; break;
 456         case 3: flags |= RAD_RBUTTON; break;
 457         }
 458
 459         if ( ( event->state & GDK_CONTROL_MASK ) != 0 ) {
 460                 flags |= RAD_CONTROL;
 461         }
 462
 463         if ( ( event->state & GDK_SHIFT_MASK ) != 0 ) {
 464                 flags |= RAD_SHIFT;
 465         }
 466
 467         if ( ( event->state & GDK_MOD1_MASK ) != 0 ) {
 468                 flags |= RAD_ALT;
 469         }
 470
 471         return flags;
 472 }
 473
 474 inline unsigned int buttons_for_state( guint state ){
 475         unsigned int flags = 0;
 476
 477         if ( ( state & GDK_BUTTON1_MASK ) != 0 ) {
 478                 flags |= RAD_LBUTTON;
 479         }
 480
 481         if ( ( state & GDK_BUTTON2_MASK ) != 0 ) {
 482                 flags |= RAD_MBUTTON;
 483         }
 484
 485         if ( ( state & GDK_BUTTON3_MASK ) != 0 ) {
 486                 flags |= RAD_RBUTTON;
 487         }
 488
 489         if ( ( state & GDK_CONTROL_MASK ) != 0 ) {
 490                 flags |= RAD_CONTROL;
 491         }
 492
 493         if ( ( state & GDK_SHIFT_MASK ) != 0 ) {
 494                 flags |= RAD_SHIFT;
 495         }
 496
 497         if ( ( state & GDK_MOD1_MASK ) != 0 ) {
 498                 flags |= RAD_ALT;
 499         }
 500
 501         return flags;
 502 }
 503
 504
 505 void XYWnd::SetScale( float f ){
 506         m_fScale = f;
 507         updateProjection();
 508         updateModelview();
 509         XYWnd_Update( *this );
 510 }
 511
 512 void XYWnd::ZoomIn(){
 513         float max_scale = 64;
 514         float scale = Scale() * 5.0f / 4.0f;
 515         if ( scale > max_scale ) {
 516                 if ( Scale() != max_scale ) {
 517                         SetScale( max_scale );
 518                 }
 519         }
 520         else
 521         {
 522                 SetScale( scale );
 523         }
 524 }
 525
 526
 527 // NOTE: the zoom out factor is 4/5, we could think about customizing it
 528 //  we don't go below a zoom factor corresponding to 10% of the max world size
 529 //  (this has to be computed against the window size)
 530 void XYWnd::ZoomOut(){
 531         float min_scale = MIN( Width(), Height() ) / ( 1.1f * ( g_MaxWorldCoord - g_MinWorldCoord ) );
 532         float scale = Scale() * 4.0f / 5.0f;
 533         if ( scale < min_scale ) {
 534                 if ( Scale() != min_scale ) {
 535                         SetScale( min_scale );
 536                 }
 537         }
 538         else
 539         {
 540                 SetScale( scale );
 541         }
 542 }
 543
 544 void XYWnd::ZoomInWithMouse( int pointx, int pointy ){
 545         float old_scale = Scale();
 546         ZoomIn();
 547         if ( g_xywindow_globals.m_bImprovedWheelZoom ) {
 548                 float scale_diff = 1.0 / old_scale - 1.0 / Scale();
 549                 int nDim1 = ( m_viewType == YZ ) ? 1 : 0;
 550                 int nDim2 = ( m_viewType == XY ) ? 1 : 2;
 551                 Vector3 origin = GetOrigin();
 552                 origin[nDim1] += scale_diff * (pointx - 0.5 * Width());
 553                 origin[nDim2] -= scale_diff * (pointy - 0.5 * Height());
 554                 SetOrigin( origin );
 555         }
 556 }
 557
 558 VIEWTYPE GlobalXYWnd_getCurrentViewType(){
 559         ASSERT_NOTNULL( g_pParentWnd );
 560         ASSERT_NOTNULL( g_pParentWnd->ActiveXY() );
 561         return g_pParentWnd->ActiveXY()->GetViewType();
 562 }
 563
 564 // =============================================================================
 565 // variables
 566
 567 ui::Menu XYWnd::m_mnuDrop(ui::null);
 568
 569 // this is disabled, and broken
 570 // http://zerowing.idsoftware.com/bugzilla/show_bug.cgi?id=394
 571 #if 0
 572 void WXY_Print(){
 573         long width, height;
 574         width = g_pParentWnd->ActiveXY()->Width();
 575         height = g_pParentWnd->ActiveXY()->Height();
 576         unsigned char* img;
 577         const char* filename;
 578
 579         filename = ui::file_dialog( MainFrame_getWindow( ), FALSE, "Save Image", 0, FILTER_BMP );
 580         if ( !filename ) {
 581                 return;
 582         }
 583
 584         g_pParentWnd->ActiveXY()->MakeCurrent();
 585         img = (unsigned char*)malloc( width * height * 3 );
 586         glReadPixels( 0,0,width,height,GL_RGB,GL_UNSIGNED_BYTE,img );
 587
 588         FILE *fp;
 589         fp = fopen( filename, "wb" );
 590         if ( fp ) {
 591                 unsigned short bits;
 592                 unsigned long cmap, bfSize;
 593
 594                 bits = 24;
 595                 cmap = 0;
 596                 bfSize = 54 + width * height * 3;
 597
 598                 long byteswritten = 0;
 599                 long pixoff = 54 + cmap * 4;
 600                 short res = 0;
 601                 char m1 = 'B', m2 = 'M';
 602                 fwrite( &m1, 1, 1, fp );      byteswritten++; // B
 603                 fwrite( &m2, 1, 1, fp );      byteswritten++; // M
 604                 fwrite( &bfSize, 4, 1, fp );  byteswritten += 4; // bfSize
 605                 fwrite( &res, 2, 1, fp );     byteswritten += 2; // bfReserved1
 606                 fwrite( &res, 2, 1, fp );     byteswritten += 2; // bfReserved2
 607                 fwrite( &pixoff, 4, 1, fp );  byteswritten += 4; // bfOffBits
 608
 609                 unsigned long biSize = 40, compress = 0, size = 0;
 610                 long pixels = 0;
 611                 unsigned short planes = 1;
 612                 fwrite( &biSize, 4, 1, fp );  byteswritten += 4; // biSize
 613                 fwrite( &width, 4, 1, fp );   byteswritten += 4; // biWidth
 614                 fwrite( &height, 4, 1, fp );  byteswritten += 4; // biHeight
 615                 fwrite( &planes, 2, 1, fp );  byteswritten += 2; // biPlanes
 616                 fwrite( &bits, 2, 1, fp );    byteswritten += 2; // biBitCount
 617                 fwrite( &compress, 4, 1, fp ); byteswritten += 4; // biCompression
 618                 fwrite( &size, 4, 1, fp );    byteswritten += 4; // biSizeImage
 619                 fwrite( &pixels, 4, 1, fp );  byteswritten += 4; // biXPelsPerMeter
 620                 fwrite( &pixels, 4, 1, fp );  byteswritten += 4; // biYPelsPerMeter
 621                 fwrite( &cmap, 4, 1, fp );    byteswritten += 4; // biClrUsed
 622                 fwrite( &cmap, 4, 1, fp );    byteswritten += 4; // biClrImportant
 623
 624                 unsigned long widthDW = ( ( ( width * 24 ) + 31 ) / 32 * 4 );
 625                 long row, row_size = width * 3;
 626                 for ( row = 0; row < height; row++ )
 627                 {
 628                         unsigned char* buf = img + row * row_size;
 629
 630                         // write a row
 631                         int col;
 632                         for ( col = 0; col < row_size; col += 3 )
 633                         {
 634                                 putc( buf[col + 2], fp );
 635                                 putc( buf[col + 1], fp );
 636                                 putc( buf[col], fp );
 637                         }
 638                         byteswritten += row_size;
 639
 640                         unsigned long count;
 641                         for ( count = row_size; count < widthDW; count++ )
 642                         {
 643                                 putc( 0, fp ); // dummy
 644                                 byteswritten++;
 645                         }
 646                 }
 647
 648                 fclose( fp );
 649         }
 650
 651         free( img );
 652 }
 653 #endif
 654
 655
 656 #include "timer.h"
 657
 658 Timer g_chasemouse_timer;
 659
 660 void XYWnd::ChaseMouse(){
 661         float multiplier = g_chasemouse_timer.elapsed_msec() / 10.0f;
 662         Scroll( float_to_integer( multiplier * m_chasemouse_delta_x ), float_to_integer( multiplier * -m_chasemouse_delta_y ) );
 663
 664         //globalOutputStream() << "chasemouse: multiplier=" << multiplier << " x=" << m_chasemouse_delta_x << " y=" << m_chasemouse_delta_y << '\n';
 665
 666         XY_MouseMoved( m_chasemouse_current_x, m_chasemouse_current_y, getButtonState() );
 667         g_chasemouse_timer.start();
 668 }
 669
 670 gboolean xywnd_chasemouse( gpointer data ){
 671         reinterpret_cast<XYWnd*>( data )->ChaseMouse();
 672         return TRUE;
 673 }
 674
 675 inline const int& min_int( const int& left, const int& right ){
 676         return std::min( left, right );
 677 }
 678
 679 bool XYWnd::chaseMouseMotion( int pointx, int pointy ){
 680         m_chasemouse_delta_x = 0;
 681         m_chasemouse_delta_y = 0;
 682
 683         if ( g_xywindow_globals_private.m_bChaseMouse && getButtonState() == RAD_LBUTTON ) {
 684                 const int epsilon = 16;
 685
 686                 if ( pointx < epsilon ) {
 687                         m_chasemouse_delta_x = std::max( pointx, 0 ) - epsilon;
 688                 }
 689                 else if ( ( pointx - m_nWidth ) > -epsilon ) {
 690                         m_chasemouse_delta_x = min_int( ( pointx - m_nWidth ), 0 ) + epsilon;
 691                 }
 692
 693                 if ( pointy < epsilon ) {
 694                         m_chasemouse_delta_y = std::max( pointy, 0 ) - epsilon;
 695                 }
 696                 else if ( ( pointy - m_nHeight ) > -epsilon ) {
 697                         m_chasemouse_delta_y = min_int( ( pointy - m_nHeight ), 0 ) + epsilon;
 698                 }
 699
 700                 if ( m_chasemouse_delta_y != 0 || m_chasemouse_delta_x != 0 ) {
 701                         //globalOutputStream() << "chasemouse motion: x=" << pointx << " y=" << pointy << "... ";
 702                         m_chasemouse_current_x = pointx;
 703                         m_chasemouse_current_y = pointy;
 704                         if ( m_chasemouse_handler == 0 ) {
 705                                 //globalOutputStream() << "chasemouse timer start... ";
 706                                 g_chasemouse_timer.start();
 707                                 m_chasemouse_handler = g_idle_add( xywnd_chasemouse, this );
 708                         }
 709                         return true;
 710                 }
 711                 else
 712                 {
 713                         if ( m_chasemouse_handler != 0 ) {
 714                                 //globalOutputStream() << "chasemouse cancel\n";
 715                                 g_source_remove( m_chasemouse_handler );
 716                                 m_chasemouse_handler = 0;
 717                         }
 718                 }
 719         }
 720         else
 721         {
 722                 if ( m_chasemouse_handler != 0 ) {
 723                         //globalOutputStream() << "chasemouse cancel\n";
 724                         g_source_remove( m_chasemouse_handler );
 725                         m_chasemouse_handler = 0;
 726                 }
 727         }
 728         return false;
 729 }
 730
 731 // =============================================================================
 732 // XYWnd class
 733 Shader* XYWnd::m_state_selected = 0;
 734
 735 void xy_update_xor_rectangle( XYWnd& self, rect_t area ){
 736         if ( self.GetWidget().visible() ) {
 737                 rectangle_t rect = rectangle_from_area( area.min, area.max, self.Width(), self.Height() );
 738 //              int nDim1 = ( self.GetViewType() == YZ ) ? 1 : 0;
 739 //              int nDim2 = ( self.GetViewType() == XY ) ? 1 : 2;
 740 //              rect.x /= self.Scale();
 741 //              rect.y /= self.Scale();
 742 //              rect.w /= self.Scale();
 743 //              rect.h /= self.Scale();
 744 //              rect.x += self.GetOrigin()[nDim1];
 745 //              rect.y += self.GetOrigin()[nDim2];
 746                 self.m_XORRectangle.set( rect );
 747         }
 748 }
 749
 750 gboolean xywnd_button_press( ui::Widget widget, GdkEventButton* event, XYWnd* xywnd ){
 751         if ( event->type == GDK_BUTTON_PRESS ) {
 752                 if( !xywnd->Active() ){
 753                         g_pParentWnd->SetActiveXY( xywnd );
 754                 }
 755
 756                 xywnd->ButtonState_onMouseDown( buttons_for_event_button( event ) );
 757
 758                 xywnd->onMouseDown( WindowVector( event->x, event->y ), button_for_button( event->button ), modifiers_for_state( event->state ) );
 759         }
 760         return FALSE;
 761 }
 762
 763 gboolean xywnd_button_release( ui::Widget widget, GdkEventButton* event, XYWnd* xywnd ){
 764         if ( event->type == GDK_BUTTON_RELEASE ) {
 765                 xywnd->XY_MouseUp( static_cast<int>( event->x ), static_cast<int>( event->y ), buttons_for_event_button( event ) );
 766
 767                 xywnd->ButtonState_onMouseUp( buttons_for_event_button( event ) );
 768         }
 769         return FALSE;
 770 }
 771
 772 gboolean xywnd_focus_in( ui::Widget widget, GdkEventFocus* event, XYWnd* xywnd ){
 773         if ( event->type == GDK_FOCUS_CHANGE ) {
 774                 if ( event->in ) {
 775                         if( !xywnd->Active() ){
 776                                 g_pParentWnd->SetActiveXY( xywnd );
 777                         }
 778                 }
 779         }
 780         return FALSE;
 781 }
 782
 783 void xywnd_motion( gdouble x, gdouble y, guint state, void* data ){
 784         if ( reinterpret_cast<XYWnd*>( data )->chaseMouseMotion( static_cast<int>( x ), static_cast<int>( y ) ) ) {
 785                 return;
 786         }
 787         reinterpret_cast<XYWnd*>( data )->XY_MouseMoved( static_cast<int>( x ), static_cast<int>( y ), buttons_for_state( state ) );
 788 }
 789
 790 gboolean xywnd_wheel_scroll( ui::Widget widget, GdkEventScroll* event, XYWnd* xywnd ){
 791         if( !xywnd->Active() ){
 792                 g_pParentWnd->SetActiveXY( xywnd );
 793         }
 794         if ( event->direction == GDK_SCROLL_UP ) {
 795                 xywnd->ZoomInWithMouse( (int)event->x, (int)event->y );
 796         }
 797         else if ( event->direction == GDK_SCROLL_DOWN ) {
 798                 xywnd->ZoomOut();
 799         }
 800         return FALSE;
 801 }
 802
 803 gboolean xywnd_size_allocate( ui::Widget widget, GtkAllocation* allocation, XYWnd* xywnd ){
 804         xywnd->m_nWidth = allocation->width;
 805         xywnd->m_nHeight = allocation->height;
 806         xywnd->updateProjection();
 807         xywnd->m_window_observer->onSizeChanged( xywnd->Width(), xywnd->Height() );
 808         return FALSE;
 809 }
 810
 811 gboolean xywnd_expose( ui::Widget widget, GdkEventExpose* event, XYWnd* xywnd ){
 812         if ( glwidget_make_current( xywnd->GetWidget() ) != FALSE ) {
 813                 if ( Map_Valid( g_map ) && ScreenUpdates_Enabled() ) {
 814                         GlobalOpenGL_debugAssertNoErrors();
 815                         xywnd->XY_Draw();
 816                         GlobalOpenGL_debugAssertNoErrors();
 817
 818                         xywnd->m_XORRectangle.set( rectangle_t() );
 819                 }
 820                 glwidget_swap_buffers( xywnd->GetWidget() );
 821         }
 822         return FALSE;
 823 }
 824
 825
 826 void XYWnd_CameraMoved( XYWnd& xywnd ){
 827         if ( g_xywindow_globals_private.m_bCamXYUpdate ) {
 828                 //XYWnd_Update( xywnd );
 829                 xywnd.UpdateCameraIcon();
 830         }
 831 }
 832
 833 XYWnd::XYWnd() :
 834         m_gl_widget( glwidget_new( FALSE ) ),
 835         m_deferredDraw( WidgetQueueDrawCaller( m_gl_widget ) ),
 836         m_deferred_motion( xywnd_motion, this ),
 837         m_parent( ui::null ),
 838         m_window_observer( NewWindowObserver() ),
 839         m_XORRectangle( m_gl_widget ),
 840         m_chasemouse_handler( 0 ){
 841         m_bActive = false;
 842         m_buttonstate = 0;
 843
 844         m_bNewBrushDrag = false;
 845         m_move_started = false;
 846         m_zoom_started = false;
 847
 848         m_nWidth = 0;
 849         m_nHeight = 0;
 850
 851         m_vOrigin[0] = 0;
 852         m_vOrigin[1] = 20;
 853         m_vOrigin[2] = 46;
 854         m_fScale = 1;
 855         m_viewType = XY;
 856
 857         m_backgroundActivated = false;
 858         m_alpha = 1.0f;
 859         m_xmin = 0.0f;
 860         m_ymin = 0.0f;
 861         m_xmax = 0.0f;
 862         m_ymax = 0.0f;
 863
 864         m_entityCreate = false;
 865
 866         m_mnuDrop = ui::Menu(ui::null);
 867
 868         GlobalWindowObservers_add( m_window_observer );
 869         GlobalWindowObservers_connectWidget( m_gl_widget );
 870
 871         m_window_observer->setRectangleDrawCallback( ReferenceCaller<XYWnd, void(rect_t), xy_update_xor_rectangle>( *this ) );
 872         m_window_observer->setView( m_view );
 873
 874         g_object_ref( m_gl_widget._handle );
 875
 876         gtk_widget_set_events( m_gl_widget, GDK_DESTROY | GDK_EXPOSURE_MASK | GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK | GDK_POINTER_MOTION_MASK | GDK_SCROLL_MASK );
 877         gtk_widget_set_can_focus( m_gl_widget, true );
 878
 879         m_sizeHandler = m_gl_widget.connect( "size_allocate", G_CALLBACK( xywnd_size_allocate ), this );
 880         m_exposeHandler = m_gl_widget.on_render( G_CALLBACK( xywnd_expose ), this );
 881
 882         m_gl_widget.connect( "button_press_event", G_CALLBACK( xywnd_button_press ), this );
 883         m_gl_widget.connect( "button_release_event", G_CALLBACK( xywnd_button_release ), this );
 884         m_gl_widget.connect( "focus_in_event", G_CALLBACK( xywnd_focus_in ), this );    //works only in floating views layout
 885         m_gl_widget.connect( "motion_notify_event", G_CALLBACK( DeferredMotion::gtk_motion ), &m_deferred_motion );
 886
 887         m_gl_widget.connect( "scroll_event", G_CALLBACK( xywnd_wheel_scroll ), this );
 888
 889         Map_addValidCallback( g_map, DeferredDrawOnMapValidChangedCaller( m_deferredDraw ) );
 890
 891         updateProjection();
 892         updateModelview();
 893
 894         AddSceneChangeCallback( ReferenceCaller<XYWnd, void(), &XYWnd_Update>( *this ) );
 895         AddCameraMovedCallback( ReferenceCaller<XYWnd, void(), &XYWnd_CameraMoved>( *this ) );
 896
 897         PressedButtons_connect( g_pressedButtons, m_gl_widget );
 898
 899         onMouseDown.connectLast( makeSignalHandler3( MouseDownCaller(), *this ) );
 900 }
 901
 902 XYWnd::~XYWnd(){
 903         onDestroyed();
 904
 905         if ( m_mnuDrop ) {
 906                 m_mnuDrop.destroy();
 907                 m_mnuDrop = ui::Menu(ui::null);
 908         }
 909
 910         g_signal_handler_disconnect( G_OBJECT( m_gl_widget ), m_sizeHandler );
 911         g_signal_handler_disconnect( G_OBJECT( m_gl_widget ), m_exposeHandler );
 912
 913         m_gl_widget.unref();
 914
 915         m_window_observer->release();
 916 }
 917
 918 void XYWnd::captureStates(){
 919         m_state_selected = GlobalShaderCache().capture( "$XY_OVERLAY" );
 920 }
 921
 922 void XYWnd::releaseStates(){
 923         GlobalShaderCache().release( "$XY_OVERLAY" );
 924 }
 925
 926 const Vector3& XYWnd::GetOrigin(){
 927         return m_vOrigin;
 928 }
 929
 930 void XYWnd::SetOrigin( const Vector3& origin ){
 931         m_vOrigin = origin;
 932         updateModelview();
 933 }
 934
 935 void XYWnd::Scroll( int x, int y ){
 936         int nDim1 = ( m_viewType == YZ ) ? 1 : 0;
 937         int nDim2 = ( m_viewType == XY ) ? 1 : 2;
 938         m_vOrigin[nDim1] += x / m_fScale;
 939         m_vOrigin[nDim2] += y / m_fScale;
 940         updateModelview();
 941         queueDraw();
 942 }
 943
 944 unsigned int Clipper_buttons(){
 945         return RAD_LBUTTON;
 946 }
 947
 948 unsigned int Clipper_quick_buttons(){
 949         return RAD_LBUTTON | RAD_CONTROL;
 950 }
 951
 952 void XYWnd::DropClipPoint( int pointx, int pointy ){
 953         Vector3 point;
 954
 955         XY_ToPoint( pointx, pointy, point );
 956
 957         Vector3 mid;
 958         Select_GetMid( mid );
 959         g_clip_viewtype = static_cast<VIEWTYPE>( GetViewType() );
 960         const int nDim = ( g_clip_viewtype == YZ ) ? 0 : ( ( g_clip_viewtype == XZ ) ? 1 : 2 );
 961         point[nDim] = mid[nDim];
 962         vector3_snap( point, GetSnapGridSize() );
 963         NewClipPoint( point );
 964 }
 965
 966 void XYWnd::Clipper_OnLButtonDown( int x, int y ){
 967         Vector3 mousePosition;
 968         XY_ToPoint( x, y, mousePosition );
 969         g_pMovingClip = GlobalClipPoints_Find( mousePosition, (VIEWTYPE)m_viewType, m_fScale );
 970         if ( !g_pMovingClip ) {
 971                 DropClipPoint( x, y );
 972         }
 973 }
 974
 975 void XYWnd::Clipper_OnLButtonUp( int x, int y ){
 976         if ( g_pMovingClip ) {
 977                 g_pMovingClip = 0;
 978         }
 979 }
 980
 981 void XYWnd::Clipper_OnMouseMoved( int x, int y ){
 982         if ( g_pMovingClip ) {
 983                 XY_ToPoint( x, y, g_pMovingClip->m_ptClip );
 984                 XY_SnapToGrid( g_pMovingClip->m_ptClip );
 985                 Clip_Update();
 986                 ClipperChangeNotify();
 987         }
 988 }
 989
 990 void XYWnd::Clipper_Crosshair_OnMouseMoved( int x, int y ){
 991         Vector3 mousePosition;
 992         XY_ToPoint( x, y, mousePosition );
 993         if ( ClipMode() && GlobalClipPoints_Find( mousePosition, (VIEWTYPE)m_viewType, m_fScale ) != 0 ) {
 994                 GdkCursor *cursor;
 995                 cursor = gdk_cursor_new( GDK_CROSSHAIR );
 996                 gdk_window_set_cursor( gtk_widget_get_window(m_gl_widget), cursor );
 997                 gdk_cursor_unref( cursor );
 998         }
 999         else
1000         {
1001                 gdk_window_set_cursor( gtk_widget_get_window(m_gl_widget), 0 );
1002         }
1003 }
1004
1005 void XYWnd::SetCustomPivotOrigin( int pointx, int pointy ){
1006         Vector3 point;
1007         XY_ToPoint( pointx, pointy, point );
1008         VIEWTYPE viewtype = static_cast<VIEWTYPE>( GetViewType() );
1009         const int nDim = ( viewtype == YZ ) ? 0 : ( ( viewtype == XZ ) ? 1 : 2 );
1010         //vector3_snap( point, GetSnapGridSize() );
1011         point[nDim] = 999999;
1012
1013         GlobalSelectionSystem().setCustomPivotOrigin( point );
1014         SceneChangeNotify();
1015 }
1016
1017 unsigned int MoveCamera_buttons(){
1018         return RAD_CONTROL | ( g_glwindow_globals.m_nMouseType == ETwoButton ? RAD_RBUTTON : RAD_MBUTTON );
1019 }
1020
1021 void XYWnd_PositionCamera( XYWnd* xywnd, int x, int y, CamWnd& camwnd ){
1022         Vector3 origin( Camera_getOrigin( camwnd ) );
1023         xywnd->XY_ToPoint( x, y, origin );
1024         xywnd->XY_SnapToGrid( origin );
1025         Camera_setOrigin( camwnd, origin );
1026 }
1027
1028 unsigned int OrientCamera_buttons(){
1029         if ( g_glwindow_globals.m_nMouseType == ETwoButton ) {
1030                 return RAD_RBUTTON | RAD_SHIFT | RAD_CONTROL;
1031         }
1032         return RAD_MBUTTON;
1033 }
1034
1035 void XYWnd_OrientCamera( XYWnd* xywnd, int x, int y, CamWnd& camwnd ){
1036         Vector3 point = g_vector3_identity;
1037         xywnd->XY_ToPoint( x, y, point );
1038         xywnd->XY_SnapToGrid( point );
1039         vector3_subtract( point, Camera_getOrigin( camwnd ) );
1040
1041         int n1 = ( xywnd->GetViewType() == XY ) ? 1 : 2;
1042         int n2 = ( xywnd->GetViewType() == YZ ) ? 1 : 0;
1043         int nAngle = ( xywnd->GetViewType() == XY ) ? CAMERA_YAW : CAMERA_PITCH;
1044         if ( point[n1] || point[n2] ) {
1045                 Vector3 angles( Camera_getAngles( camwnd ) );
1046                 angles[nAngle] = static_cast<float>( radians_to_degrees( atan2( point[n1], point[n2] ) ) );
1047                 Camera_setAngles( camwnd, angles );
1048         }
1049 }
1050
1051 unsigned int SetCustomPivotOrigin_buttons(){
1052         return RAD_MBUTTON | RAD_SHIFT;
1053 }
1054
1055 /*
1056    ==============
1057    NewBrushDrag
1058    ==============
1059  */
1060 unsigned int NewBrushDrag_buttons(){
1061         return RAD_LBUTTON;
1062 }
1063
1064 void XYWnd::NewBrushDrag_Begin( int x, int y ){
1065         m_NewBrushDrag = 0;
1066         m_nNewBrushPressx = x;
1067         m_nNewBrushPressy = y;
1068
1069         m_bNewBrushDrag = true;
1070         GlobalUndoSystem().start();
1071 }
1072
1073 void XYWnd::NewBrushDrag_End( int x, int y ){
1074         if ( m_NewBrushDrag != 0 ) {
1075                 GlobalUndoSystem().finish( "brushDragNew" );
1076         }
1077 }
1078
1079 void XYWnd::NewBrushDrag( int x, int y ){
1080         Vector3 mins, maxs;
1081         XY_ToPoint( m_nNewBrushPressx, m_nNewBrushPressy, mins );
1082         XY_SnapToGrid( mins );
1083         XY_ToPoint( x, y, maxs );
1084         XY_SnapToGrid( maxs );
1085
1086         int nDim = ( m_viewType == XY ) ? 2 : ( m_viewType == YZ ) ? 0 : 1;
1087
1088         mins[nDim] = float_snapped( Select_getWorkZone().d_work_min[nDim], GetSnapGridSize() );
1089         maxs[nDim] = float_snapped( Select_getWorkZone().d_work_max[nDim], GetSnapGridSize() );
1090
1091         if ( maxs[nDim] <= mins[nDim] ) {
1092                 maxs[nDim] = mins[nDim] + GetGridSize();
1093         }
1094
1095         for ( int i = 0 ; i < 3 ; i++ )
1096         {
1097                 if ( mins[i] == maxs[i] ) {
1098                         return; // don't create a degenerate brush
1099                 }
1100                 if ( mins[i] > maxs[i] ) {
1101                         float temp = mins[i];
1102                         mins[i] = maxs[i];
1103                         maxs[i] = temp;
1104                 }
1105         }
1106
1107         if ( m_NewBrushDrag == 0 ) {
1108                 NodeSmartReference node( GlobalBrushCreator().createBrush() );
1109                 Node_getTraversable( Map_FindOrInsertWorldspawn( g_map ) )->insert( node );
1110
1111                 scene::Path brushpath( makeReference( GlobalSceneGraph().root() ) );
1112                 brushpath.push( makeReference( *Map_GetWorldspawn( g_map ) ) );
1113                 brushpath.push( makeReference( node.get() ) );
1114                 selectPath( brushpath, true );
1115
1116                 m_NewBrushDrag = node.get_pointer();
1117         }
1118
1119         // d1223m
1120         //Scene_BrushResize_Selected(GlobalSceneGraph(), aabb_for_minmax(mins, maxs), TextureBrowser_GetSelectedShader(GlobalTextureBrowser()));
1121         Scene_BrushResize_Selected( GlobalSceneGraph(), aabb_for_minmax( mins, maxs ),
1122                                                                 g_brush_always_caulk ?
1123                                                                 "textures/common/caulk" : TextureBrowser_GetSelectedShader( GlobalTextureBrowser() ) );
1124 }
1125
1126 void entitycreate_activated( ui::Widget item ){
1127         scene::Node* world_node = Map_FindWorldspawn( g_map );
1128         const char* entity_name = gtk_label_get_text( GTK_LABEL( gtk_bin_get_child(GTK_BIN( item )) ) );
1129
1130         if ( !( world_node && string_equal( entity_name, "worldspawn" ) ) ) {
1131                 g_pParentWnd->ActiveXY()->OnEntityCreate( entity_name );
1132         }
1133         else {
1134                 GlobalRadiant().m_pfnMessageBox( MainFrame_getWindow(), "There's already a worldspawn in your map!"
1135                                                                                                                                                           "",
1136                                                                                  "Info",
1137                                                                                  eMB_OK,
1138                                                                                  eMB_ICONDEFAULT );
1139         }
1140 }
1141
1142 void EntityClassMenu_addItem( ui::Menu menu, const char* name ){
1143         auto item = ui::MenuItem( name );
1144         item.connect( "activate", G_CALLBACK( entitycreate_activated ), item );
1145         item.show();
1146         menu_add_item( menu, item );
1147 }
1148
1149 class EntityClassMenuInserter : public EntityClassVisitor
1150 {
1151 typedef std::pair<ui::Menu, CopiedString> MenuPair;
1152 typedef std::vector<MenuPair> MenuStack;
1153 MenuStack m_stack;
1154 CopiedString m_previous;
1155 public:
1156 EntityClassMenuInserter( ui::Menu menu ){
1157         m_stack.reserve( 2 );
1158         m_stack.push_back( MenuPair( menu, "" ) );
1159 }
1160 ~EntityClassMenuInserter(){
1161         if ( !string_empty( m_previous.c_str() ) ) {
1162                 addItem( m_previous.c_str(), "" );
1163         }
1164 }
1165 void visit( EntityClass* e ){
1166         ASSERT_MESSAGE( !string_empty( e->name() ), "entity-class has no name" );
1167         if ( !string_empty( m_previous.c_str() ) ) {
1168                 addItem( m_previous.c_str(), e->name() );
1169         }
1170         m_previous = e->name();
1171 }
1172 void pushMenu( const CopiedString& name ){
1173         auto item = ui::MenuItem( name.c_str() );
1174         item.show();
1175         m_stack.back().first.add(item);
1176
1177         auto submenu = ui::Menu(ui::New);
1178         gtk_menu_item_set_submenu( item, submenu  );
1179
1180         m_stack.push_back( MenuPair( submenu, name ) );
1181 }
1182 void popMenu(){
1183         m_stack.pop_back();
1184 }
1185 void addItem( const char* name, const char* next ){
1186         const char* underscore = strchr( name, '_' );
1187
1188         if ( underscore != 0 && underscore != name ) {
1189                 bool nextEqual = string_equal_n( name, next, ( underscore + 1 ) - name );
1190                 const char* parent = m_stack.back().second.c_str();
1191
1192                 if ( !string_empty( parent )
1193                          && string_length( parent ) == std::size_t( underscore - name )
1194                          && string_equal_n( name, parent, underscore - name ) ) { // this is a child
1195                 }
1196                 else if ( nextEqual ) {
1197                         if ( m_stack.size() == 2 ) {
1198                                 popMenu();
1199                         }
1200                         pushMenu( CopiedString( StringRange( name, underscore ) ) );
1201                 }
1202                 else if ( m_stack.size() == 2 ) {
1203                         popMenu();
1204                 }
1205         }
1206         else if ( m_stack.size() == 2 ) {
1207                 popMenu();
1208         }
1209
1210         EntityClassMenu_addItem( m_stack.back().first, name );
1211 }
1212 };
1213
1214 void XYWnd::OnContextMenu(){
1215         if ( g_xywindow_globals.m_bRightClick == false ) {
1216                 return;
1217         }
1218
1219         if ( !m_mnuDrop ) { // first time, load it up
1220                 auto menu = m_mnuDrop = ui::Menu(ui::New);
1221
1222                 EntityClassMenuInserter inserter( menu );
1223                 GlobalEntityClassManager().forEach( inserter );
1224         }
1225
1226         gtk_menu_popup( m_mnuDrop, 0, 0, 0, 0, 1, GDK_CURRENT_TIME );
1227 }
1228
1229 FreezePointer g_xywnd_freezePointer;
1230
1231 unsigned int Move_buttons(){
1232         return RAD_RBUTTON;
1233 }
1234
1235 void XYWnd_moveDelta( int x, int y, unsigned int state, void* data ){
1236         reinterpret_cast<XYWnd*>( data )->EntityCreate_MouseMove( x, y );
1237         reinterpret_cast<XYWnd*>( data )->Scroll( -x, y );
1238 }
1239
1240 gboolean XYWnd_Move_focusOut( ui::Widget widget, GdkEventFocus* event, XYWnd* xywnd ){
1241         xywnd->Move_End();
1242         return FALSE;
1243 }
1244
1245 void XYWnd::Move_Begin(){
1246         if ( m_move_started ) {
1247                 Move_End();
1248         }
1249         m_move_started = true;
1250         g_xywnd_freezePointer.freeze_pointer( m_parent  ? m_parent : MainFrame_getWindow(), m_gl_widget, XYWnd_moveDelta, this );
1251         m_move_focusOut = m_gl_widget.connect( "focus_out_event", G_CALLBACK( XYWnd_Move_focusOut ), this );
1252 }
1253
1254 void XYWnd::Move_End(){
1255         m_move_started = false;
1256         g_xywnd_freezePointer.unfreeze_pointer( m_parent ? m_parent : MainFrame_getWindow(), false );
1257         g_signal_handler_disconnect( G_OBJECT( m_gl_widget ), m_move_focusOut );
1258 }
1259
1260 unsigned int Zoom_buttons(){
1261         return RAD_RBUTTON | RAD_ALT;
1262 }
1263
1264 int g_dragZoom = 0;
1265
1266 void XYWnd_zoomDelta( int x, int y, unsigned int state, void* data ){
1267         if ( y != 0 ) {
1268                 g_dragZoom += y;
1269                 while ( abs( g_dragZoom ) > 8 )
1270                 {
1271                         if ( g_dragZoom > 0 ) {
1272                                 reinterpret_cast<XYWnd*>( data )->ZoomOut();
1273                                 g_dragZoom -= 8;
1274                         }
1275                         else
1276                         {
1277                                 reinterpret_cast<XYWnd*>( data )->ZoomIn();
1278                                 g_dragZoom += 8;
1279                         }
1280                 }
1281         }
1282 }
1283
1284 gboolean XYWnd_Zoom_focusOut( ui::Widget widget, GdkEventFocus* event, XYWnd* xywnd ){
1285         xywnd->Zoom_End();
1286         return FALSE;
1287 }
1288
1289 void XYWnd::Zoom_Begin(){
1290         if ( m_zoom_started ) {
1291                 Zoom_End();
1292         }
1293         m_zoom_started = true;
1294         g_dragZoom = 0;
1295         g_xywnd_freezePointer.freeze_pointer( m_parent ? m_parent : MainFrame_getWindow(), m_gl_widget, XYWnd_zoomDelta, this );
1296         m_zoom_focusOut = m_gl_widget.connect( "focus_out_event", G_CALLBACK( XYWnd_Zoom_focusOut ), this );
1297 }
1298
1299 void XYWnd::Zoom_End(){
1300         m_zoom_started = false;
1301         g_xywnd_freezePointer.unfreeze_pointer( m_parent ? m_parent : MainFrame_getWindow(), false );
1302         g_signal_handler_disconnect( G_OBJECT( m_gl_widget ), m_zoom_focusOut );
1303 }
1304
1305 // makes sure the selected brush or camera is in view
1306 void XYWnd::PositionView( const Vector3& position ){
1307         int nDim1 = ( m_viewType == YZ ) ? 1 : 0;
1308         int nDim2 = ( m_viewType == XY ) ? 1 : 2;
1309
1310         m_vOrigin[nDim1] = position[nDim1];
1311         m_vOrigin[nDim2] = position[nDim2];
1312
1313         updateModelview();
1314
1315         XYWnd_Update( *this );
1316 }
1317
1318 void XYWnd::SetViewType( VIEWTYPE viewType ){
1319         m_viewType = viewType;
1320         updateModelview();
1321
1322         if ( m_parent ) {
1323                 gtk_window_set_title( m_parent, ViewType_getTitle( m_viewType ) );
1324         }
1325 }
1326
1327
1328 inline WindowVector WindowVector_forInteger( int x, int y ){
1329         return WindowVector( static_cast<float>( x ), static_cast<float>( y ) );
1330 }
1331
1332 void XYWnd::mouseDown( const WindowVector& position, ButtonIdentifier button, ModifierFlags modifiers ){
1333         XY_MouseDown( static_cast<int>( position.x() ), static_cast<int>( position.y() ), buttons_for_button_and_modifiers( button, modifiers ) );
1334 }
1335 void XYWnd::XY_MouseDown( int x, int y, unsigned int buttons ){
1336         if ( buttons == Move_buttons() ) {
1337                 Move_Begin();
1338                 EntityCreate_MouseDown( x, y );
1339         }
1340         else if ( buttons == Zoom_buttons() ) {
1341                 Zoom_Begin();
1342         }
1343         else if ( ClipMode() && ( buttons == Clipper_buttons() || buttons == Clipper_quick_buttons() ) ) {
1344                 Clipper_OnLButtonDown( x, y );
1345         }
1346         else if ( !ClipMode() && buttons == Clipper_quick_buttons() ) {
1347                 ClipperMode();
1348                 g_quick_clipper = true;
1349                 Clipper_OnLButtonDown( x, y );
1350         }
1351         else if ( buttons == NewBrushDrag_buttons() && GlobalSelectionSystem().countSelected() == 0 ) {
1352                 NewBrushDrag_Begin( x, y );
1353         }
1354         // control mbutton = move camera
1355         else if ( buttons == MoveCamera_buttons() ) {
1356                 XYWnd_PositionCamera( this, x, y, *g_pParentWnd->GetCamWnd() );
1357         }
1358         // mbutton = angle camera
1359         else if ( buttons == OrientCamera_buttons() ) {
1360                 XYWnd_OrientCamera( this, x, y, *g_pParentWnd->GetCamWnd() );
1361         }
1362         else if ( buttons == SetCustomPivotOrigin_buttons() ) {
1363                 SetCustomPivotOrigin( x, y );
1364         }
1365         else
1366         {
1367                 m_window_observer->onMouseDown( WindowVector_forInteger( x, y ), button_for_flags( buttons ), modifiers_for_flags( buttons ) );
1368         }
1369 }
1370
1371 void XYWnd::XY_MouseUp( int x, int y, unsigned int buttons ){
1372         if ( m_move_started ) {
1373                 Move_End();
1374                 EntityCreate_MouseUp( x, y );
1375         }
1376         else if ( m_zoom_started ) {
1377                 Zoom_End();
1378         }
1379         else if ( ClipMode() && ( buttons == Clipper_buttons() || buttons == Clipper_quick_buttons() ) ) {
1380                 Clipper_OnLButtonUp( x, y );
1381         }
1382         else if ( m_bNewBrushDrag ) {
1383                 m_bNewBrushDrag = false;
1384                 NewBrushDrag_End( x, y );
1385                 if ( m_NewBrushDrag == 0 ) {
1386                         //L button w/o created brush = tunnel selection
1387                         m_window_observer->onMouseUp( WindowVector_forInteger( x, y ), button_for_flags( buttons ), modifiers_for_flags( buttons ) );
1388                 }
1389         }
1390         else
1391         {
1392                 m_window_observer->onMouseUp( WindowVector_forInteger( x, y ), button_for_flags( buttons ), modifiers_for_flags( buttons ) );
1393         }
1394 }
1395
1396 void XYWnd::XY_MouseMoved( int x, int y, unsigned int buttons ){
1397         // rbutton = drag xy origin
1398         if ( m_move_started ) {
1399         }
1400         // zoom in/out
1401         else if ( m_zoom_started ) {
1402         }
1403
1404         else if ( ClipMode() && g_pMovingClip != 0 ) {
1405                 Clipper_OnMouseMoved( x, y );
1406         }
1407         // lbutton without selection = drag new brush
1408         else if ( m_bNewBrushDrag ) {
1409                 NewBrushDrag( x, y );
1410         }
1411
1412         // control mbutton = move camera
1413         else if ( getButtonState() == MoveCamera_buttons() ) {
1414                 XYWnd_PositionCamera( this, x, y, *g_pParentWnd->GetCamWnd() );
1415         }
1416
1417         // mbutton = angle camera
1418         else if ( getButtonState() == OrientCamera_buttons() ) {
1419                 XYWnd_OrientCamera( this, x, y, *g_pParentWnd->GetCamWnd() );
1420         }
1421
1422         else if ( buttons == SetCustomPivotOrigin_buttons() ) {
1423                 SetCustomPivotOrigin( x, y );
1424         }
1425
1426         else
1427         {
1428                 m_window_observer->onMouseMotion( WindowVector_forInteger( x, y ), modifiers_for_flags( buttons ) );
1429
1430                 m_mousePosition[0] = m_mousePosition[1] = m_mousePosition[2] = 0.0;
1431                 XY_ToPoint( x, y, m_mousePosition );
1432                 XY_SnapToGrid( m_mousePosition );
1433
1434                 StringOutputStream status( 64 );
1435                 status << "x:: " << FloatFormat( m_mousePosition[0], 6, 1 )
1436                            << "  y:: " << FloatFormat( m_mousePosition[1], 6, 1 )
1437                            << "  z:: " << FloatFormat( m_mousePosition[2], 6, 1 );
1438                 g_pParentWnd->SetStatusText( g_pParentWnd->m_position_status, status.c_str() );
1439
1440                 if ( g_xywindow_globals_private.g_bCrossHairs ) {
1441                         XYWnd_Update( *this );
1442                 }
1443
1444                 Clipper_Crosshair_OnMouseMoved( x, y );
1445         }
1446 }
1447
1448 void XYWnd::EntityCreate_MouseDown( int x, int y ){
1449         m_entityCreate = true;
1450         m_entityCreate_x = x;
1451         m_entityCreate_y = y;
1452 }
1453
1454 void XYWnd::EntityCreate_MouseMove( int x, int y ){
1455         if ( m_entityCreate && ( m_entityCreate_x != x || m_entityCreate_y != y ) ) {
1456                 m_entityCreate = false;
1457         }
1458 }
1459
1460 void XYWnd::EntityCreate_MouseUp( int x, int y ){
1461         if ( m_entityCreate ) {
1462                 m_entityCreate = false;
1463                 OnContextMenu();
1464         }
1465 }
1466
1467 inline float screen_normalised( int pos, unsigned int size ){
1468         return ( ( 2.0f * pos ) / size ) - 1.0f;
1469 }
1470
1471 inline float normalised_to_world( float normalised, float world_origin, float normalised2world_scale ){
1472         return world_origin + normalised * normalised2world_scale;
1473 }
1474
1475
1476 // TTimo: watch it, this doesn't init one of the 3 coords
1477 void XYWnd::XY_ToPoint( int x, int y, Vector3& point ){
1478         float normalised2world_scale_x = m_nWidth / 2 / m_fScale;
1479         float normalised2world_scale_y = m_nHeight / 2 / m_fScale;
1480         if ( m_viewType == XY ) {
1481                 point[0] = normalised_to_world( screen_normalised( x, m_nWidth ), m_vOrigin[0], normalised2world_scale_x );
1482                 point[1] = normalised_to_world( -screen_normalised( y, m_nHeight ), m_vOrigin[1], normalised2world_scale_y );
1483         }
1484         else if ( m_viewType == YZ ) {
1485                 point[1] = normalised_to_world( screen_normalised( x, m_nWidth ), m_vOrigin[1], normalised2world_scale_x );
1486                 point[2] = normalised_to_world( -screen_normalised( y, m_nHeight ), m_vOrigin[2], normalised2world_scale_y );
1487         }
1488         else
1489         {
1490                 point[0] = normalised_to_world( screen_normalised( x, m_nWidth ), m_vOrigin[0], normalised2world_scale_x );
1491                 point[2] = normalised_to_world( -screen_normalised( y, m_nHeight ), m_vOrigin[2], normalised2world_scale_y );
1492         }
1493 }
1494
1495 void XYWnd::XY_SnapToGrid( Vector3& point ){
1496         if ( m_viewType == XY ) {
1497                 point[0] = float_snapped( point[0], GetSnapGridSize() );
1498                 point[1] = float_snapped( point[1], GetSnapGridSize() );
1499         }
1500         else if ( m_viewType == YZ ) {
1501                 point[1] = float_snapped( point[1], GetSnapGridSize() );
1502                 point[2] = float_snapped( point[2], GetSnapGridSize() );
1503         }
1504         else
1505         {
1506                 point[0] = float_snapped( point[0], GetSnapGridSize() );
1507                 point[2] = float_snapped( point[2], GetSnapGridSize() );
1508         }
1509 }
1510
1511 void XYWnd::XY_LoadBackgroundImage( const char *name ){
1512         const char* relative = path_make_relative( name, GlobalFileSystem().findRoot( name ) );
1513         if ( relative == name ) {
1514                 globalOutputStream() << "WARNING: could not extract the relative path, using full path instead\n";
1515         }
1516
1517         char fileNameWithoutExt[512];
1518         strncpy( fileNameWithoutExt, relative, sizeof( fileNameWithoutExt ) - 1 );
1519         fileNameWithoutExt[512 - 1] = '\0';
1520         fileNameWithoutExt[strlen( fileNameWithoutExt ) - 4] = '\0';
1521
1522         Image *image = QERApp_LoadImage( 0, fileNameWithoutExt );
1523         if ( !image ) {
1524                 globalOutputStream() << "Could not load texture " << fileNameWithoutExt << "\n";
1525                 return;
1526         }
1527         g_pParentWnd->ActiveXY()->m_tex = (qtexture_t*)malloc( sizeof( qtexture_t ) );
1528         LoadTextureRGBA( g_pParentWnd->ActiveXY()->XYWnd::m_tex, image->getRGBAPixels(), image->getWidth(), image->getHeight() );
1529         globalOutputStream() << "Loaded background texture " << relative << "\n";
1530         g_pParentWnd->ActiveXY()->m_backgroundActivated = true;
1531
1532         int m_ix, m_iy;
1533         switch ( g_pParentWnd->ActiveXY()->m_viewType )
1534         {
1535         case XY:
1536                 m_ix = 0;
1537                 m_iy = 1;
1538                 break;
1539         case XZ:
1540                 m_ix = 0;
1541                 m_iy = 2;
1542                 break;
1543         case YZ:
1544                 m_ix = 1;
1545                 m_iy = 2;
1546                 break;
1547         }
1548
1549         Vector3 min, max;
1550         Select_GetBounds( min, max );
1551         g_pParentWnd->ActiveXY()->m_xmin = min[m_ix];
1552         g_pParentWnd->ActiveXY()->m_ymin = min[m_iy];
1553         g_pParentWnd->ActiveXY()->m_xmax = max[m_ix];
1554         g_pParentWnd->ActiveXY()->m_ymax = max[m_iy];
1555 }
1556
1557 void XYWnd::XY_DisableBackground( void ){
1558         g_pParentWnd->ActiveXY()->m_backgroundActivated = false;
1559         if ( g_pParentWnd->ActiveXY()->m_tex ) {
1560                 free( g_pParentWnd->ActiveXY()->m_tex );
1561         }
1562         g_pParentWnd->ActiveXY()->m_tex = NULL;
1563 }
1564
1565 void WXY_BackgroundSelect( void ){
1566         bool brushesSelected = Scene_countSelectedBrushes( GlobalSceneGraph() ) != 0;
1567         if ( !brushesSelected ) {
1568                 ui::alert( ui::root, "You have to select some brushes to get the bounding box for.\n",
1569                                                 "No selection", ui::alert_type::OK, ui::alert_icon::Error );
1570                 return;
1571         }
1572
1573         const char *filename = MainFrame_getWindow().file_dialog( TRUE, "Background Image", NULL, NULL );
1574         g_pParentWnd->ActiveXY()->XY_DisableBackground();
1575         if ( filename ) {
1576                 g_pParentWnd->ActiveXY()->XY_LoadBackgroundImage( filename );
1577         }
1578 }
1579
1580 /*
1581    ============================================================================
1582
1583    DRAWING
1584
1585    ============================================================================
1586  */
1587
1588 /*
1589    ==============
1590    XY_DrawGrid
1591    ==============
1592  */
1593
1594 double two_to_the_power( int power ){
1595         return pow( 2.0f, power );
1596 }
1597
1598 void XYWnd::XY_DrawAxis( void ){
1599         if ( g_xywindow_globals_private.show_axis ) {
1600                 const char g_AxisName[3] = { 'X', 'Y', 'Z' };
1601                 const int nDim1 = ( m_viewType == YZ ) ? 1 : 0;
1602                 const int nDim2 = ( m_viewType == XY ) ? 1 : 2;
1603                 const int w = ( m_nWidth / 2 / m_fScale );
1604                 const int h = ( m_nHeight / 2 / m_fScale );
1605
1606                 Vector3 colourX = ( m_viewType == YZ ) ? g_xywindow_globals.AxisColorY : g_xywindow_globals.AxisColorX;
1607                 Vector3 colourY = ( m_viewType == XY ) ? g_xywindow_globals.AxisColorY : g_xywindow_globals.AxisColorZ;
1608                 if( !Active() ){
1609                         float grayX = vector3_dot( colourX, Vector3( 0.2989, 0.5870, 0.1140 ) );
1610                         float grayY = vector3_dot( colourY, Vector3( 0.2989, 0.5870, 0.1140 ) );
1611                         colourX[0] = colourX[1] = colourX[2] = grayX;
1612                         colourY[0] = colourY[1] = colourY[2] = grayY;
1613                 }
1614
1615                 // draw two lines with corresponding axis colors to highlight current view
1616                 // horizontal line: nDim1 color
1617                 glLineWidth( 2 );
1618                 glBegin( GL_LINES );
1619                 glColor3fv( vector3_to_array( colourX ) );
1620                 glVertex2f( m_vOrigin[nDim1] - w + 40 / m_fScale, m_vOrigin[nDim2] + h - 45 / m_fScale );
1621                 glVertex2f( m_vOrigin[nDim1] - w + 65 / m_fScale, m_vOrigin[nDim2] + h - 45 / m_fScale );
1622                 glVertex2f( 0, 0 );
1623                 glVertex2f( 32 / m_fScale, 0 );
1624                 glColor3fv( vector3_to_array( colourY ) );
1625                 glVertex2f( m_vOrigin[nDim1] - w + 40 / m_fScale, m_vOrigin[nDim2] + h - 45 / m_fScale );
1626                 glVertex2f( m_vOrigin[nDim1] - w + 40 / m_fScale, m_vOrigin[nDim2] + h - 20 / m_fScale );
1627                 glVertex2f( 0, 0 );
1628                 glVertex2f( 0, 32 / m_fScale );
1629                 glEnd();
1630                 glLineWidth( 1 );
1631                 // now print axis symbols
1632                 glColor3fv( vector3_to_array( colourX ) );
1633                 glRasterPos2f( m_vOrigin[nDim1] - w + 55 / m_fScale, m_vOrigin[nDim2] + h - 55 / m_fScale );
1634                 GlobalOpenGL().drawChar( g_AxisName[nDim1] );
1635                 glRasterPos2f( 28 / m_fScale, -10 / m_fScale );
1636                 GlobalOpenGL().drawChar( g_AxisName[nDim1] );
1637                 glColor3fv( vector3_to_array( colourY ) );
1638                 glRasterPos2f( m_vOrigin[nDim1] - w + 25 / m_fScale, m_vOrigin[nDim2] + h - 30 / m_fScale );
1639                 GlobalOpenGL().drawChar( g_AxisName[nDim2] );
1640                 glRasterPos2f( -10 / m_fScale, 28 / m_fScale );
1641                 GlobalOpenGL().drawChar( g_AxisName[nDim2] );
1642         }
1643 }
1644
1645 void XYWnd::RenderActive( void ){
1646         if ( glwidget_make_current( m_gl_widget ) != FALSE ) {
1647                 if ( Map_Valid( g_map ) && ScreenUpdates_Enabled() ) {
1648                         GlobalOpenGL_debugAssertNoErrors();
1649                         glDrawBuffer( GL_FRONT );
1650
1651                         if ( g_xywindow_globals_private.show_outline ) {
1652                                 glMatrixMode( GL_PROJECTION );
1653                                 glLoadIdentity();
1654                                 glOrtho( 0, m_nWidth, 0, m_nHeight, 0, 1 );
1655
1656                                 glMatrixMode( GL_MODELVIEW );
1657                                 glLoadIdentity();
1658
1659                                 if( !Active() ){ //sorta erase
1660                                         glColor3fv( vector3_to_array( g_xywindow_globals.color_gridmajor ) );
1661                                 }
1662                                 // four view mode doesn't colorize
1663                                 else if ( g_pParentWnd->CurrentStyle() == MainFrame::eSplit ) {
1664                                         glColor3fv( vector3_to_array( g_xywindow_globals.color_viewname ) );
1665                                 }
1666                                 else
1667                                 {
1668                                         switch ( m_viewType )
1669                                         {
1670                                         case YZ:
1671                                                 glColor3fv( vector3_to_array( g_xywindow_globals.AxisColorX ) );
1672                                                 break;
1673                                         case XZ:
1674                                                 glColor3fv( vector3_to_array( g_xywindow_globals.AxisColorY ) );
1675                                                 break;
1676                                         case XY:
1677                                                 glColor3fv( vector3_to_array( g_xywindow_globals.AxisColorZ ) );
1678                                                 break;
1679                                         }
1680                                 }
1681                                 glBegin( GL_LINE_LOOP );
1682                                 glVertex2f( 0.5, 0.5 );
1683                                 glVertex2f( m_nWidth - 0.5, 1 );
1684                                 glVertex2f( m_nWidth - 0.5, m_nHeight - 0.5 );
1685                                 glVertex2f( 0.5, m_nHeight - 0.5 );
1686                                 glEnd();
1687                         }
1688                         // we do this part (the old way) only if show_axis is disabled
1689                         if ( !g_xywindow_globals_private.show_axis ) {
1690                                 glMatrixMode( GL_PROJECTION );
1691                                 glLoadIdentity();
1692                                 glOrtho( 0, m_nWidth, 0, m_nHeight, 0, 1 );
1693
1694                                 glMatrixMode( GL_MODELVIEW );
1695                                 glLoadIdentity();
1696
1697                                 if ( Active() ) {
1698                                         glColor3fv( vector3_to_array( g_xywindow_globals.color_viewname ) );
1699                                 }
1700                                 else{
1701                                         glColor4fv( vector4_to_array( Vector4( g_xywindow_globals.color_gridtext, 1.0f ) ) );
1702                                 }
1703
1704                                 glDisable( GL_BLEND );
1705                                 glRasterPos2f( 35, m_nHeight - 20 );
1706
1707                                 GlobalOpenGL().drawString( ViewType_getTitle( m_viewType ) );
1708                         }
1709                         else{
1710                                 // clear
1711                                 glViewport( 0, 0, m_nWidth, m_nHeight );
1712                                 // set up viewpoint
1713                                 glMatrixMode( GL_PROJECTION );
1714                                 glLoadMatrixf( reinterpret_cast<const float*>( &m_projection ) );
1715
1716                                 glMatrixMode( GL_MODELVIEW );
1717                                 glLoadIdentity();
1718                                 glScalef( m_fScale, m_fScale, 1 );
1719                                 int nDim1 = ( m_viewType == YZ ) ? 1 : 0;
1720                                 int nDim2 = ( m_viewType == XY ) ? 1 : 2;
1721                                 glTranslatef( -m_vOrigin[nDim1], -m_vOrigin[nDim2], 0 );
1722
1723                                 glDisable( GL_LINE_STIPPLE );
1724                                 glDisableClientState( GL_TEXTURE_COORD_ARRAY );
1725                                 glDisableClientState( GL_NORMAL_ARRAY );
1726                                 glDisableClientState( GL_COLOR_ARRAY );
1727                                 glDisable( GL_TEXTURE_2D );
1728                                 glDisable( GL_LIGHTING );
1729                                 glDisable( GL_COLOR_MATERIAL );
1730                                 glDisable( GL_DEPTH_TEST );
1731                                 glDisable( GL_TEXTURE_1D );
1732                                 glDisable( GL_BLEND );
1733
1734                                 XYWnd::XY_DrawAxis();
1735                         }
1736
1737                         glDrawBuffer( GL_BACK );
1738                         GlobalOpenGL_debugAssertNoErrors();
1739                         glwidget_make_current( m_gl_widget );
1740                 }
1741         }
1742 }
1743
1744 void XYWnd::XY_DrawBackground( void ){
1745         glPushAttrib( GL_ALL_ATTRIB_BITS );
1746
1747         glEnable( GL_TEXTURE_2D );
1748         glEnable( GL_BLEND );
1749         glBlendFunc( GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA );
1750         glTexEnvf( GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE );
1751         glTexParameterf( GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP );
1752         glTexParameterf( GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP );
1753
1754         glPolygonMode( GL_FRONT, GL_FILL );
1755
1756         glBindTexture( GL_TEXTURE_2D, m_tex->texture_number );
1757         glBegin( GL_QUADS );
1758
1759         glColor4f( 1.0, 1.0, 1.0, m_alpha );
1760         glTexCoord2f( 0.0, 1.0 );
1761         glVertex2f( m_xmin, m_ymin );
1762
1763         glTexCoord2f( 1.0, 1.0 );
1764         glVertex2f( m_xmax, m_ymin );
1765
1766         glTexCoord2f( 1.0, 0.0 );
1767         glVertex2f( m_xmax, m_ymax );
1768
1769         glTexCoord2f( 0.0, 0.0 );
1770         glVertex2f( m_xmin, m_ymax );
1771
1772         glEnd();
1773         glBindTexture( GL_TEXTURE_2D, 0 );
1774
1775         glPopAttrib();
1776 }
1777
1778 void XYWnd::XY_DrawGrid( void ) {
1779         float x, y, xb, xe, yb, ye;
1780         float w, h, a;
1781         char text[32];
1782         float step, minor_step, stepx, stepy;
1783         step = minor_step = stepx = stepy = GetGridSize();
1784
1785         int minor_power = Grid_getPower();
1786         int mask;
1787
1788         while ( ( minor_step * m_fScale ) <= 4.0f ) { // make sure minor grid spacing is at least 4 pixels on the screen
1789                 ++minor_power;
1790                 minor_step *= 2;
1791         }
1792         int power = minor_power;
1793         while ( ( power % 3 ) != 0 || ( step * m_fScale ) <= 32.0f ) { // make sure major grid spacing is at least 32 pixels on the screen
1794                 ++power;
1795                 step = float(two_to_the_power( power ) );
1796         }
1797         mask = ( 1 << ( power - minor_power ) ) - 1;
1798         while ( ( stepx * m_fScale ) <= 32.0f ) // text step x must be at least 32
1799                 stepx *= 2;
1800         while ( ( stepy * m_fScale ) <= 32.0f ) // text step y must be at least 32
1801                 stepy *= 2;
1802
1803         a = ( ( GetSnapGridSize() > 0.0f ) ? 1.0f : 0.3f );
1804
1805         glDisable( GL_TEXTURE_2D );
1806         glDisable( GL_TEXTURE_1D );
1807         glDisable( GL_DEPTH_TEST );
1808         glDisable( GL_BLEND );
1809         glLineWidth( 1 );
1810
1811         w = ( m_nWidth / 2 / m_fScale );
1812         h = ( m_nHeight / 2 / m_fScale );
1813
1814         const int nDim1 = ( m_viewType == YZ ) ? 1 : 0;
1815         const int nDim2 = ( m_viewType == XY ) ? 1 : 2;
1816
1817         xb = m_vOrigin[nDim1] - w;
1818         if ( xb < region_mins[nDim1] ) {
1819                 xb = region_mins[nDim1];
1820         }
1821         xb = step * floor( xb / step );
1822
1823         xe = m_vOrigin[nDim1] + w;
1824         if ( xe > region_maxs[nDim1] ) {
1825                 xe = region_maxs[nDim1];
1826         }
1827         xe = step * ceil( xe / step );
1828
1829         yb = m_vOrigin[nDim2] - h;
1830         if ( yb < region_mins[nDim2] ) {
1831                 yb = region_mins[nDim2];
1832         }
1833         yb = step * floor( yb / step );
1834
1835         ye = m_vOrigin[nDim2] + h;
1836         if ( ye > region_maxs[nDim2] ) {
1837                 ye = region_maxs[nDim2];
1838         }
1839         ye = step * ceil( ye / step );
1840
1841 #define COLORS_DIFFER( a,b ) \
1842         ( ( a )[0] != ( b )[0] || \
1843           ( a )[1] != ( b )[1] || \
1844           ( a )[2] != ( b )[2] )
1845
1846         // djbob
1847         // draw minor blocks
1848         if ( g_xywindow_globals_private.d_showgrid || a < 1.0f ) {
1849                 if ( a < 1.0f ) {
1850                         glEnable( GL_BLEND );
1851                 }
1852
1853                 if ( COLORS_DIFFER( g_xywindow_globals.color_gridminor, g_xywindow_globals.color_gridback ) ) {
1854                         glColor4fv( vector4_to_array( Vector4( g_xywindow_globals.color_gridminor, a ) ) );
1855
1856                         glBegin( GL_LINES );
1857                         int i = 0;
1858                         for ( x = xb ; x < xe ; x += minor_step, ++i ) {
1859                                 if ( ( i & mask ) != 0 ) {
1860                                         glVertex2f( x, yb );
1861                                         glVertex2f( x, ye );
1862                                 }
1863                         }
1864                         i = 0;
1865                         for ( y = yb ; y < ye ; y += minor_step, ++i ) {
1866                                 if ( ( i & mask ) != 0 ) {
1867                                         glVertex2f( xb, y );
1868                                         glVertex2f( xe, y );
1869                                 }
1870                         }
1871                         glEnd();
1872                 }
1873
1874                 // draw major blocks
1875                 if ( COLORS_DIFFER( g_xywindow_globals.color_gridmajor, g_xywindow_globals.color_gridminor ) ) {
1876                         glColor4fv( vector4_to_array( Vector4( g_xywindow_globals.color_gridmajor, a ) ) );
1877
1878                         glBegin( GL_LINES );
1879                         for ( x = xb ; x <= xe ; x += step ) {
1880                                 glVertex2f( x, yb );
1881                                 glVertex2f( x, ye );
1882                         }
1883                         for ( y = yb ; y <= ye ; y += step ) {
1884                                 glVertex2f( xb, y );
1885                                 glVertex2f( xe, y );
1886                         }
1887                         glEnd();
1888                 }
1889
1890                 if ( a < 1.0f ) {
1891                         glDisable( GL_BLEND );
1892                 }
1893         }
1894
1895         // draw coordinate text if needed
1896         if ( g_xywindow_globals_private.show_coordinates ) {
1897                 glColor4fv( vector4_to_array( Vector4( g_xywindow_globals.color_gridtext, 1.0f ) ) );
1898                 float offx = m_vOrigin[nDim2] + h - ( 4 + GlobalOpenGL().m_font->getPixelAscent() ) / m_fScale;
1899                 float offy = m_vOrigin[nDim1] - w +  4                                            / m_fScale;
1900                 for ( x = xb - fmod( xb, stepx ); x <= xe ; x += stepx ) {
1901                         glRasterPos2f( x, offx );
1902                         sprintf( text, "%g", x );
1903                         GlobalOpenGL().drawString( text );
1904                 }
1905                 for ( y = yb - fmod( yb, stepy ); y <= ye ; y += stepy ) {
1906                         glRasterPos2f( offy, y );
1907                         sprintf( text, "%g", y );
1908                         GlobalOpenGL().drawString( text );
1909                 }
1910
1911         }
1912         // we do this part (the old way) only if show_axis is disabled
1913         if ( !g_xywindow_globals_private.show_axis ) {
1914                 if ( Active() ) {
1915                         glColor3fv( vector3_to_array( g_xywindow_globals.color_viewname ) );
1916                 }
1917                 else{
1918                         glColor4fv( vector4_to_array( Vector4( g_xywindow_globals.color_gridtext, 1.0f ) ) );
1919                 }
1920
1921                 glRasterPos2f( m_vOrigin[nDim1] - w + 35 / m_fScale, m_vOrigin[nDim2] + h - 20 / m_fScale );
1922
1923                 GlobalOpenGL().drawString( ViewType_getTitle( m_viewType ) );
1924         }
1925
1926         XYWnd::XY_DrawAxis();
1927
1928         // show current work zone?
1929         // the work zone is used to place dropped points and brushes
1930         if ( g_xywindow_globals_private.d_show_work ) {
1931                 glColor4f( 1.0f, 0.0f, 0.0f, 1.0f );
1932                 glBegin( GL_LINES );
1933                 glVertex2f( xb, Select_getWorkZone().d_work_min[nDim2] );
1934                 glVertex2f( xe, Select_getWorkZone().d_work_min[nDim2] );
1935                 glVertex2f( xb, Select_getWorkZone().d_work_max[nDim2] );
1936                 glVertex2f( xe, Select_getWorkZone().d_work_max[nDim2] );
1937                 glVertex2f( Select_getWorkZone().d_work_min[nDim1], yb );
1938                 glVertex2f( Select_getWorkZone().d_work_min[nDim1], ye );
1939                 glVertex2f( Select_getWorkZone().d_work_max[nDim1], yb );
1940                 glVertex2f( Select_getWorkZone().d_work_max[nDim1], ye );
1941                 glEnd();
1942         }
1943 }
1944
1945 /*
1946    ==============
1947    XY_DrawBlockGrid
1948    ==============
1949  */
1950 void XYWnd::XY_DrawBlockGrid(){
1951         if ( Map_FindWorldspawn( g_map ) == 0 ) {
1952                 return;
1953         }
1954         const char *value = Node_getEntity( *Map_GetWorldspawn( g_map ) )->getKeyValue( "_blocksize" );
1955         if ( strlen( value ) ) {
1956                 sscanf( value, "%i", &g_xywindow_globals_private.blockSize );
1957         }
1958
1959         if ( !g_xywindow_globals_private.blockSize || g_xywindow_globals_private.blockSize > 65536 || g_xywindow_globals_private.blockSize < 1024 ) {
1960                 // don't use custom blocksize if it is less than the default, or greater than the maximum world coordinate
1961                 g_xywindow_globals_private.blockSize = 1024;
1962         }
1963
1964         float x, y, xb, xe, yb, ye;
1965         float w, h;
1966         char text[32];
1967
1968         glDisable( GL_TEXTURE_2D );
1969         glDisable( GL_TEXTURE_1D );
1970         glDisable( GL_DEPTH_TEST );
1971         glDisable( GL_BLEND );
1972
1973         w = ( m_nWidth / 2 / m_fScale );
1974         h = ( m_nHeight / 2 / m_fScale );
1975
1976         int nDim1 = ( m_viewType == YZ ) ? 1 : 0;
1977         int nDim2 = ( m_viewType == XY ) ? 1 : 2;
1978
1979         xb = m_vOrigin[nDim1] - w;
1980         if ( xb < region_mins[nDim1] ) {
1981                 xb = region_mins[nDim1];
1982         }
1983         xb = static_cast<float>( g_xywindow_globals_private.blockSize * floor( xb / g_xywindow_globals_private.blockSize ) );
1984
1985         xe = m_vOrigin[nDim1] + w;
1986         if ( xe > region_maxs[nDim1] ) {
1987                 xe = region_maxs[nDim1];
1988         }
1989         xe = static_cast<float>( g_xywindow_globals_private.blockSize * ceil( xe / g_xywindow_globals_private.blockSize ) );
1990
1991         yb = m_vOrigin[nDim2] - h;
1992         if ( yb < region_mins[nDim2] ) {
1993                 yb = region_mins[nDim2];
1994         }
1995         yb = static_cast<float>( g_xywindow_globals_private.blockSize * floor( yb / g_xywindow_globals_private.blockSize ) );
1996
1997         ye = m_vOrigin[nDim2] + h;
1998         if ( ye > region_maxs[nDim2] ) {
1999                 ye = region_maxs[nDim2];
2000         }
2001         ye = static_cast<float>( g_xywindow_globals_private.blockSize * ceil( ye / g_xywindow_globals_private.blockSize ) );
2002
2003         // draw major blocks
2004
2005         glColor3fv( vector3_to_array( g_xywindow_globals.color_gridblock ) );
2006         glLineWidth( 2 );
2007
2008         glBegin( GL_LINES );
2009
2010         for ( x = xb ; x <= xe ; x += g_xywindow_globals_private.blockSize )
2011         {
2012                 glVertex2f( x, yb );
2013                 glVertex2f( x, ye );
2014         }
2015
2016         if ( m_viewType == XY ) {
2017                 for ( y = yb ; y <= ye ; y += g_xywindow_globals_private.blockSize )
2018                 {
2019                         glVertex2f( xb, y );
2020                         glVertex2f( xe, y );
2021                 }
2022         }
2023
2024         glEnd();
2025         glLineWidth( 1 );
2026
2027         // draw coordinate text if needed
2028
2029         if ( m_viewType == XY && m_fScale > .1 ) {
2030                 for ( x = xb ; x < xe ; x += g_xywindow_globals_private.blockSize )
2031                         for ( y = yb ; y < ye ; y += g_xywindow_globals_private.blockSize )
2032                         {
2033                                 glRasterPos2f( x + ( g_xywindow_globals_private.blockSize / 2 ), y + ( g_xywindow_globals_private.blockSize / 2 ) );
2034                                 sprintf( text, "%i,%i",(int)floor( x / g_xywindow_globals_private.blockSize ), (int)floor( y / g_xywindow_globals_private.blockSize ) );
2035                                 GlobalOpenGL().drawString( text );
2036                         }
2037         }
2038
2039         glColor4f( 0, 0, 0, 0 );
2040 }
2041
2042 void XYWnd::DrawCameraIcon( const Vector3& origin, const Vector3& angles ){
2043         Cam.fov = 48 / m_fScale;
2044         Cam.box = 16 / m_fScale;
2045
2046         if ( m_viewType == XY ) {
2047                 Cam.x = origin[0];
2048                 Cam.y = origin[1];
2049                 Cam.a = degrees_to_radians( angles[CAMERA_YAW] );
2050         }
2051         else if ( m_viewType == YZ ) {
2052                 Cam.x = origin[1];
2053                 Cam.y = origin[2];
2054                 Cam.a = degrees_to_radians( angles[CAMERA_PITCH] );
2055         }
2056         else
2057         {
2058                 Cam.x = origin[0];
2059                 Cam.y = origin[2];
2060                 Cam.a = degrees_to_radians( angles[CAMERA_PITCH] );
2061         }
2062
2063         //glColor3f( 0.0, 0.0, 1.0 );
2064         glColor3f( 1.0, 1.0, 1.0 );
2065         glBegin( GL_LINE_STRIP );
2066         glVertex3f( Cam.x - Cam.box,Cam.y,0 );
2067         glVertex3f( Cam.x,Cam.y + ( Cam.box / 2 ),0 );
2068         glVertex3f( Cam.x + Cam.box,Cam.y,0 );
2069         glVertex3f( Cam.x,Cam.y - ( Cam.box / 2 ),0 );
2070         glVertex3f( Cam.x - Cam.box,Cam.y,0 );
2071         glVertex3f( Cam.x + Cam.box,Cam.y,0 );
2072         glEnd();
2073
2074         glBegin( GL_LINE_STRIP );
2075         glVertex3f( Cam.x + static_cast<float>( Cam.fov * cos( Cam.a + c_pi / 4 ) ), Cam.y + static_cast<float>( Cam.fov * sin( Cam.a + c_pi / 4 ) ), 0 );
2076         glVertex3f( Cam.x, Cam.y, 0 );
2077         glVertex3f( Cam.x + static_cast<float>( Cam.fov * cos( Cam.a - c_pi / 4 ) ), Cam.y + static_cast<float>( Cam.fov * sin( Cam.a - c_pi / 4 ) ), 0 );
2078         glEnd();
2079
2080 }
2081
2082 void XYWnd::UpdateCameraIcon( void ){
2083         if ( glwidget_make_current( m_gl_widget ) != FALSE ) {
2084                 if ( Map_Valid( g_map ) && ScreenUpdates_Enabled() ) {
2085                         GlobalOpenGL_debugAssertNoErrors();
2086                         glDrawBuffer( GL_FRONT );
2087                         {
2088                                 // clear
2089                                 glViewport( 0, 0, m_nWidth, m_nHeight );
2090                                 // set up viewpoint
2091                                 glMatrixMode( GL_PROJECTION );
2092                                 glLoadMatrixf( reinterpret_cast<const float*>( &m_projection ) );
2093
2094                                 glMatrixMode( GL_MODELVIEW );
2095                                 glLoadIdentity();
2096                                 glScalef( m_fScale, m_fScale, 1 );
2097                                 int nDim1 = ( m_viewType == YZ ) ? 1 : 0;
2098                                 int nDim2 = ( m_viewType == XY ) ? 1 : 2;
2099                                 glTranslatef( -m_vOrigin[nDim1], -m_vOrigin[nDim2], 0 );
2100
2101                                 glDisable( GL_LINE_STIPPLE );
2102                                 glDisableClientState( GL_TEXTURE_COORD_ARRAY );
2103                                 glDisableClientState( GL_NORMAL_ARRAY );
2104                                 glDisableClientState( GL_COLOR_ARRAY );
2105                                 glDisable( GL_TEXTURE_2D );
2106                                 glDisable( GL_LIGHTING );
2107                                 glDisable( GL_COLOR_MATERIAL );
2108                                 glDisable( GL_DEPTH_TEST );
2109                                 glDisable( GL_TEXTURE_1D );
2110
2111                                 glEnable( GL_BLEND );
2112                                 glBlendFunc( GL_ONE_MINUS_DST_COLOR, GL_ZERO );
2113
2114                                 //glColor3f( 0.0, 0.0, 1.0 );
2115                                 glColor3f( 1.0, 1.0, 1.0 );
2116                                 glBegin( GL_LINE_STRIP );
2117                                 glVertex3f( Cam.x - Cam.box,Cam.y,0 );
2118                                 glVertex3f( Cam.x,Cam.y + ( Cam.box / 2 ),0 );
2119                                 glVertex3f( Cam.x + Cam.box,Cam.y,0 );
2120                                 glVertex3f( Cam.x,Cam.y - ( Cam.box / 2 ),0 );
2121                                 glVertex3f( Cam.x - Cam.box,Cam.y,0 );
2122                                 glVertex3f( Cam.x + Cam.box,Cam.y,0 );
2123                                 glEnd();
2124
2125                                 glBegin( GL_LINE_STRIP );
2126                                 glVertex3f( Cam.x + static_cast<float>( Cam.fov * cos( Cam.a + c_pi / 4 ) ), Cam.y + static_cast<float>( Cam.fov * sin( Cam.a + c_pi / 4 ) ), 0 );
2127                                 glVertex3f( Cam.x, Cam.y, 0 );
2128                                 glVertex3f( Cam.x + static_cast<float>( Cam.fov * cos( Cam.a - c_pi / 4 ) ), Cam.y + static_cast<float>( Cam.fov * sin( Cam.a - c_pi / 4 ) ), 0 );
2129                                 glEnd();
2130
2131                                 XYWnd::DrawCameraIcon( Camera_getOrigin( *g_pParentWnd->GetCamWnd() ), Camera_getAngles( *g_pParentWnd->GetCamWnd() ) );
2132
2133                                 glDisable( GL_BLEND );
2134                         }
2135
2136                         glDrawBuffer( GL_BACK );
2137                         GlobalOpenGL_debugAssertNoErrors();
2138                         glwidget_make_current( m_gl_widget );
2139                 }
2140         }
2141 }
2142
2143
2144 float Betwixt( float f1, float f2 ){
2145         if ( f1 > f2 ) {
2146                 return f2 + ( ( f1 - f2 ) / 2 );
2147         }
2148         else{
2149                 return f1 + ( ( f2 - f1 ) / 2 );
2150         }
2151 }
2152
2153
2154 // can be greatly simplified but per usual i am in a hurry
2155 // which is not an excuse, just a fact
2156 void XYWnd::PaintSizeInfo( int nDim1, int nDim2, Vector3& vMinBounds, Vector3& vMaxBounds ){
2157         if ( vector3_equal( vMinBounds, vMaxBounds ) ) {
2158                 return;
2159         }
2160         const char* g_pDimStrings[] = {"x:", "y:", "z:"};
2161         typedef const char* OrgStrings[2];
2162         const OrgStrings g_pOrgStrings[] = { { "x:", "y:", }, { "x:", "z:", }, { "y:", "z:", } };
2163
2164         Vector3 vSize( vector3_subtracted( vMaxBounds, vMinBounds ) );
2165
2166         glColor3f( g_xywindow_globals.color_selbrushes[0] * .65f,
2167                            g_xywindow_globals.color_selbrushes[1] * .65f,
2168                            g_xywindow_globals.color_selbrushes[2] * .65f );
2169
2170         StringOutputStream dimensions( 16 );
2171
2172         if ( m_viewType == XY ) {
2173                 glBegin( GL_LINES );
2174
2175                 glVertex3f( vMinBounds[nDim1], vMinBounds[nDim2] - 6.0f  / m_fScale, 0.0f );
2176                 glVertex3f( vMinBounds[nDim1], vMinBounds[nDim2] - 10.0f / m_fScale, 0.0f );
2177
2178                 glVertex3f( vMinBounds[nDim1], vMinBounds[nDim2] - 10.0f  / m_fScale, 0.0f );
2179                 glVertex3f( vMaxBounds[nDim1], vMinBounds[nDim2] - 10.0f  / m_fScale, 0.0f );
2180
2181                 glVertex3f( vMaxBounds[nDim1], vMinBounds[nDim2] - 6.0f  / m_fScale, 0.0f );
2182                 glVertex3f( vMaxBounds[nDim1], vMinBounds[nDim2] - 10.0f / m_fScale, 0.0f );
2183
2184
2185                 glVertex3f( vMaxBounds[nDim1] + 6.0f  / m_fScale, vMinBounds[nDim2], 0.0f );
2186                 glVertex3f( vMaxBounds[nDim1] + 10.0f  / m_fScale, vMinBounds[nDim2], 0.0f );
2187
2188                 glVertex3f( vMaxBounds[nDim1] + 10.0f  / m_fScale, vMinBounds[nDim2], 0.0f );
2189                 glVertex3f( vMaxBounds[nDim1] + 10.0f  / m_fScale, vMaxBounds[nDim2], 0.0f );
2190
2191                 glVertex3f( vMaxBounds[nDim1] + 6.0f  / m_fScale, vMaxBounds[nDim2], 0.0f );
2192                 glVertex3f( vMaxBounds[nDim1] + 10.0f  / m_fScale, vMaxBounds[nDim2], 0.0f );
2193
2194                 glEnd();
2195
2196                 glRasterPos3f( Betwixt( vMinBounds[nDim1], vMaxBounds[nDim1] ),  vMinBounds[nDim2] - 20.0f  / m_fScale, 0.0f );
2197                 dimensions << g_pDimStrings[nDim1] << vSize[nDim1];
2198                 GlobalOpenGL().drawString( dimensions.c_str() );
2199                 dimensions.clear();
2200
2201                 glRasterPos3f( vMaxBounds[nDim1] + 16.0f  / m_fScale, Betwixt( vMinBounds[nDim2], vMaxBounds[nDim2] ), 0.0f );
2202                 dimensions << g_pDimStrings[nDim2] << vSize[nDim2];
2203                 GlobalOpenGL().drawString( dimensions.c_str() );
2204                 dimensions.clear();
2205
2206                 glRasterPos3f( vMinBounds[nDim1] + 4, vMaxBounds[nDim2] + 8 / m_fScale, 0.0f );
2207                 dimensions << "(" << g_pOrgStrings[0][0] << vMinBounds[nDim1] << "  " << g_pOrgStrings[0][1] << vMaxBounds[nDim2] << ")";
2208                 GlobalOpenGL().drawString( dimensions.c_str() );
2209         }
2210         else if ( m_viewType == XZ ) {
2211                 glBegin( GL_LINES );
2212
2213                 glVertex3f( vMinBounds[nDim1], 0, vMinBounds[nDim2] - 6.0f  / m_fScale );
2214                 glVertex3f( vMinBounds[nDim1], 0, vMinBounds[nDim2] - 10.0f / m_fScale );
2215
2216                 glVertex3f( vMinBounds[nDim1], 0,vMinBounds[nDim2] - 10.0f  / m_fScale );
2217                 glVertex3f( vMaxBounds[nDim1], 0,vMinBounds[nDim2] - 10.0f  / m_fScale );
2218
2219                 glVertex3f( vMaxBounds[nDim1], 0,vMinBounds[nDim2] - 6.0f  / m_fScale );
2220                 glVertex3f( vMaxBounds[nDim1], 0,vMinBounds[nDim2] - 10.0f / m_fScale );
2221
2222
2223                 glVertex3f( vMaxBounds[nDim1] + 6.0f  / m_fScale, 0,vMinBounds[nDim2] );
2224                 glVertex3f( vMaxBounds[nDim1] + 10.0f  / m_fScale, 0,vMinBounds[nDim2] );
2225
2226                 glVertex3f( vMaxBounds[nDim1] + 10.0f  / m_fScale, 0,vMinBounds[nDim2] );
2227                 glVertex3f( vMaxBounds[nDim1] + 10.0f  / m_fScale, 0,vMaxBounds[nDim2] );
2228
2229                 glVertex3f( vMaxBounds[nDim1] + 6.0f  / m_fScale, 0,vMaxBounds[nDim2] );
2230                 glVertex3f( vMaxBounds[nDim1] + 10.0f  / m_fScale, 0,vMaxBounds[nDim2] );
2231
2232                 glEnd();
2233
2234                 glRasterPos3f( Betwixt( vMinBounds[nDim1], vMaxBounds[nDim1] ), 0, vMinBounds[nDim2] - 20.0f  / m_fScale );
2235                 dimensions << g_pDimStrings[nDim1] << vSize[nDim1];
2236                 GlobalOpenGL().drawString( dimensions.c_str() );
2237                 dimensions.clear();
2238
2239                 glRasterPos3f( vMaxBounds[nDim1] + 16.0f  / m_fScale, 0, Betwixt( vMinBounds[nDim2], vMaxBounds[nDim2] ) );
2240                 dimensions << g_pDimStrings[nDim2] << vSize[nDim2];
2241                 GlobalOpenGL().drawString( dimensions.c_str() );
2242                 dimensions.clear();
2243
2244                 glRasterPos3f( vMinBounds[nDim1] + 4, 0, vMaxBounds[nDim2] + 8 / m_fScale );
2245                 dimensions << "(" << g_pOrgStrings[1][0] << vMinBounds[nDim1] << "  " << g_pOrgStrings[1][1] << vMaxBounds[nDim2] << ")";
2246                 GlobalOpenGL().drawString( dimensions.c_str() );
2247         }
2248         else
2249         {
2250                 glBegin( GL_LINES );
2251
2252                 glVertex3f( 0, vMinBounds[nDim1], vMinBounds[nDim2] - 6.0f  / m_fScale );
2253                 glVertex3f( 0, vMinBounds[nDim1], vMinBounds[nDim2] - 10.0f / m_fScale );
2254
2255                 glVertex3f( 0, vMinBounds[nDim1], vMinBounds[nDim2] - 10.0f  / m_fScale );
2256                 glVertex3f( 0, vMaxBounds[nDim1], vMinBounds[nDim2] - 10.0f  / m_fScale );
2257
2258                 glVertex3f( 0, vMaxBounds[nDim1], vMinBounds[nDim2] - 6.0f  / m_fScale );
2259                 glVertex3f( 0, vMaxBounds[nDim1], vMinBounds[nDim2] - 10.0f / m_fScale );
2260
2261
2262                 glVertex3f( 0, vMaxBounds[nDim1] + 6.0f  / m_fScale, vMinBounds[nDim2] );
2263                 glVertex3f( 0, vMaxBounds[nDim1] + 10.0f  / m_fScale, vMinBounds[nDim2] );
2264
2265                 glVertex3f( 0, vMaxBounds[nDim1] + 10.0f  / m_fScale, vMinBounds[nDim2] );
2266                 glVertex3f( 0, vMaxBounds[nDim1] + 10.0f  / m_fScale, vMaxBounds[nDim2] );
2267
2268                 glVertex3f( 0, vMaxBounds[nDim1] + 6.0f  / m_fScale, vMaxBounds[nDim2] );
2269                 glVertex3f( 0, vMaxBounds[nDim1] + 10.0f  / m_fScale, vMaxBounds[nDim2] );
2270
2271                 glEnd();
2272
2273                 glRasterPos3f( 0, Betwixt( vMinBounds[nDim1], vMaxBounds[nDim1] ),  vMinBounds[nDim2] - 20.0f  / m_fScale );
2274                 dimensions << g_pDimStrings[nDim1] << vSize[nDim1];
2275                 GlobalOpenGL().drawString( dimensions.c_str() );
2276                 dimensions.clear();
2277
2278                 glRasterPos3f( 0, vMaxBounds[nDim1] + 16.0f  / m_fScale, Betwixt( vMinBounds[nDim2], vMaxBounds[nDim2] ) );
2279                 dimensions << g_pDimStrings[nDim2] << vSize[nDim2];
2280                 GlobalOpenGL().drawString( dimensions.c_str() );
2281                 dimensions.clear();
2282
2283                 glRasterPos3f( 0, vMinBounds[nDim1] + 4.0f, vMaxBounds[nDim2] + 8 / m_fScale );
2284                 dimensions << "(" << g_pOrgStrings[2][0] << vMinBounds[nDim1] << "  " << g_pOrgStrings[2][1] << vMaxBounds[nDim2] << ")";
2285                 GlobalOpenGL().drawString( dimensions.c_str() );
2286         }
2287 }
2288
2289 class XYRenderer : public Renderer
2290 {
2291 struct state_type
2292 {
2293         state_type() :
2294                 m_highlight( 0 ),
2295                 m_state( 0 ){
2296         }
2297         unsigned int m_highlight;
2298         Shader* m_state;
2299 };
2300 public:
2301 XYRenderer( RenderStateFlags globalstate, Shader* selected ) :
2302         m_globalstate( globalstate ),
2303         m_state_selected( selected ){
2304         ASSERT_NOTNULL( selected );
2305         m_state_stack.push_back( state_type() );
2306 }
2307
2308 void SetState( Shader* state, EStyle style ){
2309         ASSERT_NOTNULL( state );
2310         if ( style == eWireframeOnly ) {
2311                 m_state_stack.back().m_state = state;
2312         }
2313 }
2314 EStyle getStyle() const {
2315         return eWireframeOnly;
2316 }
2317 void PushState(){
2318         m_state_stack.push_back( m_state_stack.back() );
2319 }
2320 void PopState(){
2321         ASSERT_MESSAGE( !m_state_stack.empty(), "popping empty stack" );
2322         m_state_stack.pop_back();
2323 }
2324 void Highlight( EHighlightMode mode, bool bEnable = true ){
2325         ( bEnable )
2326         ? m_state_stack.back().m_highlight |= mode
2327                                                                                   : m_state_stack.back().m_highlight &= ~mode;
2328 }
2329 void addRenderable( const OpenGLRenderable& renderable, const Matrix4& localToWorld ){
2330         if ( m_state_stack.back().m_highlight & ePrimitive ) {
2331                 m_state_selected->addRenderable( renderable, localToWorld );
2332         }
2333         else
2334         {
2335                 m_state_stack.back().m_state->addRenderable( renderable, localToWorld );
2336         }
2337 }
2338
2339 void render( const Matrix4& modelview, const Matrix4& projection ){
2340         GlobalShaderCache().render( m_globalstate, modelview, projection );
2341 }
2342 private:
2343 std::vector<state_type> m_state_stack;
2344 RenderStateFlags m_globalstate;
2345 Shader* m_state_selected;
2346 };
2347
2348 void XYWnd::updateProjection(){
2349         m_projection[0] = 1.0f / static_cast<float>( m_nWidth / 2 );
2350         m_projection[5] = 1.0f / static_cast<float>( m_nHeight / 2 );
2351         m_projection[10] = 1.0f / ( g_MaxWorldCoord * m_fScale );
2352
2353         m_projection[12] = 0.0f;
2354         m_projection[13] = 0.0f;
2355         m_projection[14] = -1.0f;
2356
2357         m_projection[1] =
2358                 m_projection[2] =
2359                         m_projection[3] =
2360
2361                                 m_projection[4] =
2362                                         m_projection[6] =
2363                                                 m_projection[7] =
2364
2365                                                         m_projection[8] =
2366                                                                 m_projection[9] =
2367                                                                         m_projection[11] = 0.0f;
2368
2369         m_projection[15] = 1.0f;
2370
2371         m_view.Construct( m_projection, m_modelview, m_nWidth, m_nHeight );
2372 }
2373
2374 // note: modelview matrix must have a uniform scale, otherwise strange things happen when rendering the rotation manipulator.
2375 void XYWnd::updateModelview(){
2376         int nDim1 = ( m_viewType == YZ ) ? 1 : 0;
2377         int nDim2 = ( m_viewType == XY ) ? 1 : 2;
2378
2379         // translation
2380         m_modelview[12] = -m_vOrigin[nDim1] * m_fScale;
2381         m_modelview[13] = -m_vOrigin[nDim2] * m_fScale;
2382         m_modelview[14] = g_MaxWorldCoord * m_fScale;
2383
2384         // axis base
2385         switch ( m_viewType )
2386         {
2387         case XY:
2388                 m_modelview[0]  =  m_fScale;
2389                 m_modelview[1]  =  0;
2390                 m_modelview[2]  =  0;
2391
2392                 m_modelview[4]  =  0;
2393                 m_modelview[5]  =  m_fScale;
2394                 m_modelview[6]  =  0;
2395
2396                 m_modelview[8]  =  0;
2397                 m_modelview[9]  =  0;
2398                 m_modelview[10] = -m_fScale;
2399                 break;
2400         case XZ:
2401                 m_modelview[0]  =  m_fScale;
2402                 m_modelview[1]  =  0;
2403                 m_modelview[2]  =  0;
2404
2405                 m_modelview[4]  =  0;
2406                 m_modelview[5]  =  0;
2407                 m_modelview[6]  =  m_fScale;
2408
2409                 m_modelview[8]  =  0;
2410                 m_modelview[9]  =  m_fScale;
2411                 m_modelview[10] =  0;
2412                 break;
2413         case YZ:
2414                 m_modelview[0]  =  0;
2415                 m_modelview[1]  =  0;
2416                 m_modelview[2]  = -m_fScale;
2417
2418                 m_modelview[4]  =  m_fScale;
2419                 m_modelview[5]  =  0;
2420                 m_modelview[6]  =  0;
2421
2422                 m_modelview[8]  =  0;
2423                 m_modelview[9]  =  m_fScale;
2424                 m_modelview[10] =  0;
2425                 break;
2426         }
2427
2428         m_modelview[3] = m_modelview[7] = m_modelview[11] = 0;
2429         m_modelview[15] = 1;
2430
2431         m_view.Construct( m_projection, m_modelview, m_nWidth, m_nHeight );
2432 }
2433
2434 /*
2435    ==============
2436    XY_Draw
2437    ==============
2438  */
2439
2440 //#define DBG_SCENEDUMP
2441
2442 void XYWnd::XY_Draw(){
2443         //
2444         // clear
2445         //
2446         glViewport( 0, 0, m_nWidth, m_nHeight );
2447         glClearColor( g_xywindow_globals.color_gridback[0],
2448                                   g_xywindow_globals.color_gridback[1],
2449                                   g_xywindow_globals.color_gridback[2],0 );
2450
2451         glClear( GL_COLOR_BUFFER_BIT );
2452
2453         //
2454         // set up viewpoint
2455         //
2456
2457         glMatrixMode( GL_PROJECTION );
2458         glLoadMatrixf( reinterpret_cast<const float*>( &m_projection ) );
2459
2460         glMatrixMode( GL_MODELVIEW );
2461         glLoadIdentity();
2462         glScalef( m_fScale, m_fScale, 1 );
2463         int nDim1 = ( m_viewType == YZ ) ? 1 : 0;
2464         int nDim2 = ( m_viewType == XY ) ? 1 : 2;
2465         glTranslatef( -m_vOrigin[nDim1], -m_vOrigin[nDim2], 0 );
2466
2467         glDisable( GL_LINE_STIPPLE );
2468         glLineWidth( 1 );
2469         glDisableClientState( GL_TEXTURE_COORD_ARRAY );
2470         glDisableClientState( GL_NORMAL_ARRAY );
2471         glDisableClientState( GL_COLOR_ARRAY );
2472         glDisable( GL_TEXTURE_2D );
2473         glDisable( GL_LIGHTING );
2474         glDisable( GL_COLOR_MATERIAL );
2475         glDisable( GL_DEPTH_TEST );
2476
2477         if ( m_backgroundActivated ) {
2478                 XY_DrawBackground();
2479         }
2480         XY_DrawGrid();
2481
2482         if ( g_xywindow_globals_private.show_blocks ) {
2483                 XY_DrawBlockGrid();
2484         }
2485
2486         glLoadMatrixf( reinterpret_cast<const float*>( &m_modelview ) );
2487
2488         unsigned int globalstate = RENDER_COLOURARRAY | RENDER_COLOURWRITE | RENDER_POLYGONSMOOTH | RENDER_LINESMOOTH;
2489         if ( !g_xywindow_globals.m_bNoStipple ) {
2490                 globalstate |= RENDER_LINESTIPPLE;
2491         }
2492
2493         {
2494                 XYRenderer renderer( globalstate, m_state_selected );
2495
2496                 Scene_Render( renderer, m_view );
2497
2498                 GlobalOpenGL_debugAssertNoErrors();
2499                 renderer.render( m_modelview, m_projection );
2500                 GlobalOpenGL_debugAssertNoErrors();
2501         }
2502
2503         glDepthMask( GL_FALSE );
2504
2505         GlobalOpenGL_debugAssertNoErrors();
2506
2507         glLoadMatrixf( reinterpret_cast<const float*>( &m_modelview ) );
2508
2509         GlobalOpenGL_debugAssertNoErrors();
2510         glDisable( GL_LINE_STIPPLE );
2511         GlobalOpenGL_debugAssertNoErrors();
2512         glLineWidth( 1 );
2513         GlobalOpenGL_debugAssertNoErrors();
2514         if ( GlobalOpenGL().GL_1_3() ) {
2515                 glActiveTexture( GL_TEXTURE0 );
2516                 glClientActiveTexture( GL_TEXTURE0 );
2517         }
2518         glDisableClientState( GL_TEXTURE_COORD_ARRAY );
2519         GlobalOpenGL_debugAssertNoErrors();
2520         glDisableClientState( GL_NORMAL_ARRAY );
2521         GlobalOpenGL_debugAssertNoErrors();
2522         glDisableClientState( GL_COLOR_ARRAY );
2523         GlobalOpenGL_debugAssertNoErrors();
2524         glDisable( GL_TEXTURE_2D );
2525         GlobalOpenGL_debugAssertNoErrors();
2526         glDisable( GL_LIGHTING );
2527         GlobalOpenGL_debugAssertNoErrors();
2528         glDisable( GL_COLOR_MATERIAL );
2529         GlobalOpenGL_debugAssertNoErrors();
2530
2531         GlobalOpenGL_debugAssertNoErrors();
2532
2533
2534         // size info
2535         if ( g_xywindow_globals_private.m_bSizePaint && GlobalSelectionSystem().countSelected() != 0 ) {
2536                 Vector3 min, max;
2537                 Select_GetBounds( min, max );
2538                 PaintSizeInfo( nDim1, nDim2, min, max );
2539         }
2540
2541         if ( g_xywindow_globals_private.g_bCrossHairs ) {
2542                 glColor4f( 0.2f, 0.9f, 0.2f, 0.8f );
2543                 glBegin( GL_LINES );
2544                 if ( m_viewType == XY ) {
2545                         glVertex2f( 2.0f * g_MinWorldCoord, m_mousePosition[1] );
2546                         glVertex2f( 2.0f * g_MaxWorldCoord, m_mousePosition[1] );
2547                         glVertex2f( m_mousePosition[0], 2.0f * g_MinWorldCoord );
2548                         glVertex2f( m_mousePosition[0], 2.0f * g_MaxWorldCoord );
2549                 }
2550                 else if ( m_viewType == YZ ) {
2551                         glVertex3f( m_mousePosition[0], 2.0f * g_MinWorldCoord, m_mousePosition[2] );
2552                         glVertex3f( m_mousePosition[0], 2.0f * g_MaxWorldCoord, m_mousePosition[2] );
2553                         glVertex3f( m_mousePosition[0], m_mousePosition[1], 2.0f * g_MinWorldCoord );
2554                         glVertex3f( m_mousePosition[0], m_mousePosition[1], 2.0f * g_MaxWorldCoord );
2555                 }
2556                 else
2557                 {
2558                         glVertex3f( 2.0f * g_MinWorldCoord, m_mousePosition[1], m_mousePosition[2] );
2559                         glVertex3f( 2.0f * g_MaxWorldCoord, m_mousePosition[1], m_mousePosition[2] );
2560                         glVertex3f( m_mousePosition[0], m_mousePosition[1], 2.0f * g_MinWorldCoord );
2561                         glVertex3f( m_mousePosition[0], m_mousePosition[1], 2.0f * g_MaxWorldCoord );
2562                 }
2563                 glEnd();
2564         }
2565
2566         if ( ClipMode() ) {
2567                 GlobalClipPoints_Draw( m_fScale );
2568         }
2569
2570         GlobalOpenGL_debugAssertNoErrors();
2571
2572         // reset modelview
2573         glLoadIdentity();
2574         glScalef( m_fScale, m_fScale, 1 );
2575         glTranslatef( -m_vOrigin[nDim1], -m_vOrigin[nDim2], 0 );
2576
2577         glEnable( GL_BLEND );
2578         glBlendFunc( GL_ONE_MINUS_DST_COLOR, GL_ZERO );
2579         DrawCameraIcon( Camera_getOrigin( *g_pParentWnd->GetCamWnd() ), Camera_getAngles( *g_pParentWnd->GetCamWnd() ) );
2580         glDisable( GL_BLEND );
2581
2582         Feedback_draw2D( m_viewType );
2583
2584         if ( g_xywindow_globals_private.show_outline ) {
2585                 if ( Active() ) {
2586                         glMatrixMode( GL_PROJECTION );
2587                         glLoadIdentity();
2588                         glOrtho( 0, m_nWidth, 0, m_nHeight, 0, 1 );
2589
2590                         glMatrixMode( GL_MODELVIEW );
2591                         glLoadIdentity();
2592
2593                         // four view mode doesn't colorize
2594                         if ( g_pParentWnd->CurrentStyle() == MainFrame::eSplit ) {
2595                                 glColor3fv( vector3_to_array( g_xywindow_globals.color_viewname ) );
2596                         }
2597                         else
2598                         {
2599                                 switch ( m_viewType )
2600                                 {
2601                                 case YZ:
2602                                         glColor3fv( vector3_to_array( g_xywindow_globals.AxisColorX ) );
2603                                         break;
2604                                 case XZ:
2605                                         glColor3fv( vector3_to_array( g_xywindow_globals.AxisColorY ) );
2606                                         break;
2607                                 case XY:
2608                                         glColor3fv( vector3_to_array( g_xywindow_globals.AxisColorZ ) );
2609                                         break;
2610                                 }
2611                         }
2612                         glBegin( GL_LINE_LOOP );
2613                         glVertex2f( 0.5, 0.5 );
2614                         glVertex2f( m_nWidth - 0.5, 1 );
2615                         glVertex2f( m_nWidth - 0.5, m_nHeight - 0.5 );
2616                         glVertex2f( 0.5, m_nHeight - 0.5 );
2617                         glEnd();
2618                 }
2619         }
2620
2621         GlobalOpenGL_debugAssertNoErrors();
2622
2623         glFinish();
2624 }
2625
2626 void XYWnd_MouseToPoint( XYWnd* xywnd, int x, int y, Vector3& point ){
2627         xywnd->XY_ToPoint( x, y, point );
2628         xywnd->XY_SnapToGrid( point );
2629
2630         int nDim = ( xywnd->GetViewType() == XY ) ? 2 : ( xywnd->GetViewType() == YZ ) ? 0 : 1;
2631         float fWorkMid = float_mid( Select_getWorkZone().d_work_min[nDim], Select_getWorkZone().d_work_max[nDim] );
2632         point[nDim] = float_snapped( fWorkMid, GetGridSize() );
2633 }
2634
2635 void XYWnd::OnEntityCreate( const char* item ){
2636         StringOutputStream command;
2637         command << "entityCreate -class " << item;
2638         UndoableCommand undo( command.c_str() );
2639         Vector3 point;
2640         XYWnd_MouseToPoint( this, m_entityCreate_x, m_entityCreate_y, point );
2641         Entity_createFromSelection( item, point );
2642 }
2643
2644
2645
2646 void GetFocusPosition( Vector3& position ){
2647         if ( GlobalSelectionSystem().countSelected() != 0 ) {
2648                 Select_GetMid( position );
2649         }
2650         else
2651         {
2652                 position = Camera_getOrigin( *g_pParentWnd->GetCamWnd() );
2653         }
2654 }
2655
2656 void XYWnd_Focus( XYWnd* xywnd ){
2657         Vector3 position;
2658         GetFocusPosition( position );
2659         xywnd->PositionView( position );
2660 }
2661
2662 void XY_Split_Focus(){
2663         Vector3 position;
2664         GetFocusPosition( position );
2665         if ( g_pParentWnd->GetXYWnd() ) {
2666                 g_pParentWnd->GetXYWnd()->PositionView( position );
2667         }
2668         if ( g_pParentWnd->GetXZWnd() ) {
2669                 g_pParentWnd->GetXZWnd()->PositionView( position );
2670         }
2671         if ( g_pParentWnd->GetYZWnd() ) {
2672                 g_pParentWnd->GetYZWnd()->PositionView( position );
2673         }
2674 }
2675
2676 void XY_Focus(){
2677         if ( g_pParentWnd->CurrentStyle() == MainFrame::eSplit || g_pParentWnd->CurrentStyle() == MainFrame::eFloating ) {
2678                 // cannot do this in a split window
2679                 // do something else that the user may want here
2680                 XY_Split_Focus();
2681                 return;
2682         }
2683
2684         XYWnd* xywnd = g_pParentWnd->GetXYWnd();
2685         XYWnd_Focus( xywnd );
2686 }
2687
2688 void XY_TopFrontSide( VIEWTYPE viewtype ){
2689         if ( g_pParentWnd->CurrentStyle() == MainFrame::eSplit ) {
2690                 // cannot do this in a split window
2691                 // do something else that the user may want here
2692                 XY_Split_Focus();
2693                 return;
2694         }
2695         XYWnd* xywnd = g_pParentWnd->CurrentStyle() == MainFrame::eFloating ? g_pParentWnd->ActiveXY() : g_pParentWnd->GetXYWnd();
2696         xywnd->SetViewType( viewtype );
2697         XYWnd_Focus( xywnd );
2698 }
2699
2700 void XY_Top(){
2701         XY_TopFrontSide( XY );
2702 }
2703
2704 void XY_Side(){
2705         XY_TopFrontSide( XZ );
2706 }
2707
2708 void XY_Front(){
2709         XY_TopFrontSide( YZ );
2710 }
2711
2712 void XY_NextView( XYWnd* xywnd ){
2713         if ( xywnd->GetViewType() == XY ) {
2714                 xywnd->SetViewType( XZ );
2715         }
2716         else if ( xywnd->GetViewType() ==  XZ ) {
2717                 xywnd->SetViewType( YZ );
2718         }
2719         else{
2720                 xywnd->SetViewType( XY );
2721         }
2722         XYWnd_Focus( xywnd );
2723 }
2724
2725 void XY_Next(){
2726         if ( g_pParentWnd->CurrentStyle() == MainFrame::eSplit ) {
2727                 // cannot do this in a split window
2728                 // do something else that the user may want here
2729                 XY_Split_Focus();
2730                 return;
2731         }
2732         XYWnd* xywnd = g_pParentWnd->CurrentStyle() == MainFrame::eFloating ? g_pParentWnd->ActiveXY() : g_pParentWnd->GetXYWnd();
2733         XY_NextView( xywnd );
2734 }
2735
2736 void XY_Zoom100(){
2737         if ( g_pParentWnd->GetXYWnd() ) {
2738                 g_pParentWnd->GetXYWnd()->SetScale( 1 );
2739         }
2740         if ( g_pParentWnd->GetXZWnd() ) {
2741                 g_pParentWnd->GetXZWnd()->SetScale( 1 );
2742         }
2743         if ( g_pParentWnd->GetYZWnd() ) {
2744                 g_pParentWnd->GetYZWnd()->SetScale( 1 );
2745         }
2746 }
2747
2748 void XY_ZoomIn(){
2749         g_pParentWnd->ActiveXY()->ZoomIn();
2750 }
2751
2752 // NOTE: the zoom out factor is 4/5, we could think about customizing it
2753 //  we don't go below a zoom factor corresponding to 10% of the max world size
2754 //  (this has to be computed against the window size)
2755 void XY_ZoomOut(){
2756         g_pParentWnd->ActiveXY()->ZoomOut();
2757 }
2758
2759
2760
2761 void ToggleShowCrosshair(){
2762         g_xywindow_globals_private.g_bCrossHairs ^= 1;
2763         XY_UpdateAllWindows();
2764 }
2765
2766 void ToggleShowSizeInfo(){
2767         g_xywindow_globals_private.m_bSizePaint = !g_xywindow_globals_private.m_bSizePaint;
2768         XY_UpdateAllWindows();
2769 }
2770
2771 void ToggleShowGrid(){
2772         g_xywindow_globals_private.d_showgrid = !g_xywindow_globals_private.d_showgrid;
2773         XY_UpdateAllWindows();
2774 }
2775
2776 ToggleShown g_xy_top_shown( true );
2777
2778 void XY_Top_Shown_Construct( ui::Window parent ){
2779         g_xy_top_shown.connect( parent );
2780 }
2781
2782 ToggleShown g_yz_side_shown( false );
2783
2784 void YZ_Side_Shown_Construct( ui::Window parent ){
2785         g_yz_side_shown.connect( parent );
2786 }
2787
2788 ToggleShown g_xz_front_shown( false );
2789
2790 void XZ_Front_Shown_Construct( ui::Window parent ){
2791         g_xz_front_shown.connect( parent );
2792 }
2793
2794
2795 class EntityClassMenu : public ModuleObserver
2796 {
2797 std::size_t m_unrealised;
2798 public:
2799 EntityClassMenu() : m_unrealised( 1 ){
2800 }
2801 void realise(){
2802         if ( --m_unrealised == 0 ) {
2803         }
2804 }
2805 void unrealise(){
2806         if ( ++m_unrealised == 1 ) {
2807                 if ( XYWnd::m_mnuDrop ) {
2808                         XYWnd::m_mnuDrop.destroy();
2809                         XYWnd::m_mnuDrop = ui::Menu(ui::null);
2810                 }
2811         }
2812 }
2813 };
2814
2815 EntityClassMenu g_EntityClassMenu;
2816
2817
2818
2819 // Names
2820 void ShowNamesToggle(){
2821         GlobalEntityCreator().setShowNames( !GlobalEntityCreator().getShowNames() );
2822         XY_UpdateAllWindows();
2823 }
2824
2825 typedef FreeCaller<void(), ShowNamesToggle> ShowNamesToggleCaller;
2826
2827 void ShowNamesExport( const Callback<void(bool)> & importer ){
2828         importer( GlobalEntityCreator().getShowNames() );
2829 }
2830
2831 typedef FreeCaller<void(const Callback<void(bool)> &), ShowNamesExport> ShowNamesExportCaller;
2832
2833 // Angles
2834 void ShowAnglesToggle(){
2835         GlobalEntityCreator().setShowAngles( !GlobalEntityCreator().getShowAngles() );
2836         XY_UpdateAllWindows();
2837 }
2838
2839 typedef FreeCaller<void(), ShowAnglesToggle> ShowAnglesToggleCaller;
2840
2841 void ShowAnglesExport( const Callback<void(bool)> & importer ){
2842         importer( GlobalEntityCreator().getShowAngles() );
2843 }
2844 typedef FreeCaller<void(const Callback<void(bool)> &), ShowAnglesExport> ShowAnglesExportCaller;
2845
2846 // Blocks
2847 void ShowBlocksToggle(){
2848         g_xywindow_globals_private.show_blocks ^= 1;
2849         XY_UpdateAllWindows();
2850 }
2851
2852 typedef FreeCaller<void(), ShowBlocksToggle> ShowBlocksToggleCaller;
2853
2854 void ShowBlocksExport( const Callback<void(bool)> & importer ){
2855         importer( g_xywindow_globals_private.show_blocks );
2856 }
2857
2858 typedef FreeCaller<void(const Callback<void(bool)> &), ShowBlocksExport> ShowBlocksExportCaller;
2859
2860 // Coordinates
2861 void ShowCoordinatesToggle(){
2862         g_xywindow_globals_private.show_coordinates ^= 1;
2863         XY_UpdateAllWindows();
2864 }
2865
2866 typedef FreeCaller<void(), ShowCoordinatesToggle> ShowCoordinatesToggleCaller;
2867
2868 void ShowCoordinatesExport( const Callback<void(bool)> & importer ){
2869         importer( g_xywindow_globals_private.show_coordinates );
2870 }
2871
2872 typedef FreeCaller<void(const Callback<void(bool)> &), ShowCoordinatesExport> ShowCoordinatesExportCaller;
2873
2874 // Outlines
2875 void ShowOutlineToggle(){
2876         g_xywindow_globals_private.show_outline ^= 1;
2877         XY_UpdateAllWindows();
2878 }
2879
2880 typedef FreeCaller<void(), ShowOutlineToggle> ShowOutlineToggleCaller;
2881
2882 void ShowOutlineExport( const Callback<void(bool)> & importer ){
2883         importer( g_xywindow_globals_private.show_outline );
2884 }
2885
2886 typedef FreeCaller<void(const Callback<void(bool)> &), ShowOutlineExport> ShowOutlineExportCaller;
2887
2888 // Axes
2889 void ShowAxesToggle(){
2890         g_xywindow_globals_private.show_axis ^= 1;
2891         XY_UpdateAllWindows();
2892 }
2893 typedef FreeCaller<void(), ShowAxesToggle> ShowAxesToggleCaller;
2894
2895 void ShowAxesExport( const Callback<void(bool)> & importer ){
2896         importer( g_xywindow_globals_private.show_axis );
2897 }
2898
2899 typedef FreeCaller<void(const Callback<void(bool)> &), ShowAxesExport> ShowAxesExportCaller;
2900
2901 // Workzone
2902 void ShowWorkzoneToggle(){
2903         g_xywindow_globals_private.d_show_work ^= 1;
2904         XY_UpdateAllWindows();
2905 }
2906 typedef FreeCaller<void(), ShowWorkzoneToggle> ShowWorkzoneToggleCaller;
2907
2908 void ShowWorkzoneExport( const Callback<void(bool)> & importer ){
2909         importer( g_xywindow_globals_private.d_show_work );
2910 }
2911
2912 typedef FreeCaller<void(const Callback<void(bool)> &), ShowWorkzoneExport> ShowWorkzoneExportCaller;
2913
2914 /*
2915 BoolExportCaller g_texdef_movelock_caller( g_brush_texturelock_enabled );
2916 ToggleItem g_texdef_movelock_item( g_texdef_movelock_caller );
2917
2918 void Texdef_ToggleMoveLock(){
2919         g_brush_texturelock_enabled = !g_brush_texturelock_enabled;
2920         g_texdef_movelock_item.update();
2921 }
2922 */
2923
2924 // Size
2925 void ShowSizeToggle(){
2926         g_xywindow_globals_private.m_bSizePaint = !g_xywindow_globals_private.m_bSizePaint;
2927         XY_UpdateAllWindows();
2928 }
2929 typedef FreeCaller<void(), ShowSizeToggle> ShowSizeToggleCaller;
2930 void ShowSizeExport( const Callback<void(bool)> & importer ){
2931         importer( g_xywindow_globals_private.m_bSizePaint );
2932 }
2933 typedef FreeCaller<void(const Callback<void(bool)> &), ShowSizeExport> ShowSizeExportCaller;
2934
2935 // Crosshair
2936 void ShowCrosshairToggle(){
2937         g_xywindow_globals_private.g_bCrossHairs ^= 1;
2938         XY_UpdateAllWindows();
2939 }
2940 typedef FreeCaller<void(), ShowCrosshairToggle> ShowCrosshairToggleCaller;
2941 void ShowCrosshairExport( const Callback<void(bool)> & importer ){
2942         importer( g_xywindow_globals_private.g_bCrossHairs );
2943 }
2944 typedef FreeCaller<void(const Callback<void(bool)> &), ShowCrosshairExport> ShowCrosshairExportCaller;
2945
2946 // Grid
2947 void ShowGridToggle(){
2948         g_xywindow_globals_private.d_showgrid = !g_xywindow_globals_private.d_showgrid;
2949         XY_UpdateAllWindows();
2950 }
2951 typedef FreeCaller<void(), ShowGridToggle> ShowGridToggleCaller;
2952 void ShowGridTExport( const Callback<void(bool)> & importer ){
2953         importer( g_xywindow_globals_private.d_showgrid );
2954 }
2955 typedef FreeCaller<void(const Callback<void(bool)> &), ShowSizeExport> ShowGridExportCaller;
2956
2957
2958 ShowNamesExportCaller g_show_names_caller;
2959 Callback<void(const Callback<void(bool)> &)> g_show_names_callback( g_show_names_caller );
2960 ToggleItem g_show_names( g_show_names_callback );
2961
2962 ShowAnglesExportCaller g_show_angles_caller;
2963 Callback<void(const Callback<void(bool)> &)> g_show_angles_callback( g_show_angles_caller );
2964 ToggleItem g_show_angles( g_show_angles_callback );
2965
2966 ShowBlocksExportCaller g_show_blocks_caller;
2967 Callback<void(const Callback<void(bool)> &)> g_show_blocks_callback( g_show_blocks_caller );
2968 ToggleItem g_show_blocks( g_show_blocks_callback );
2969
2970 ShowCoordinatesExportCaller g_show_coordinates_caller;
2971 Callback<void(const Callback<void(bool)> &)> g_show_coordinates_callback( g_show_coordinates_caller );
2972 ToggleItem g_show_coordinates( g_show_coordinates_callback );
2973
2974 ShowOutlineExportCaller g_show_outline_caller;
2975 Callback<void(const Callback<void(bool)> &)> g_show_outline_callback( g_show_outline_caller );
2976 ToggleItem g_show_outline( g_show_outline_callback );
2977
2978 ShowAxesExportCaller g_show_axes_caller;
2979 Callback<void(const Callback<void(bool)> &)> g_show_axes_callback( g_show_axes_caller );
2980 ToggleItem g_show_axes( g_show_axes_callback );
2981
2982 ShowWorkzoneExportCaller g_show_workzone_caller;
2983 Callback<void(const Callback<void(bool)> &)> g_show_workzone_callback( g_show_workzone_caller );
2984 ToggleItem g_show_workzone( g_show_workzone_callback );
2985
2986 ShowSizeExportCaller g_show_size_caller;
2987 Callback<void(const Callback<void(bool)> &)> g_show_size_callback( g_show_size_caller );
2988 ToggleItem g_show_size( g_show_size_callback );
2989
2990 ShowCrosshairExportCaller g_show_crosshair_caller;
2991 Callback<void(const Callback<void(bool)> &)> g_show_crosshair_callback( g_show_crosshair_caller );
2992 ToggleItem g_show_crosshair( g_show_crosshair_callback );
2993
2994 ShowGridExportCaller g_show_grid_caller;
2995 Callback<void(const Callback<void(bool)> &)> g_show_grid_callback( g_show_grid_caller );
2996 ToggleItem g_show_grid( g_show_grid_callback );
2997
2998
2999 void XYShow_registerCommands(){
3000         GlobalToggles_insert( "ToggleSizePaint", ShowSizeToggleCaller(), ToggleItem::AddCallbackCaller( g_show_size ), Accelerator( 'J' ) );
3001         GlobalToggles_insert( "ToggleCrosshairs", ShowCrosshairToggleCaller(), ToggleItem::AddCallbackCaller( g_show_crosshair ), Accelerator( 'X', (GdkModifierType)GDK_SHIFT_MASK ) );
3002         GlobalToggles_insert( "ToggleGrid", ShowGridToggleCaller(), ToggleItem::AddCallbackCaller( g_show_grid ), Accelerator( '0' ) );
3003
3004         GlobalToggles_insert( "ShowAngles", ShowAnglesToggleCaller(), ToggleItem::AddCallbackCaller( g_show_angles ) );
3005         GlobalToggles_insert( "ShowNames", ShowNamesToggleCaller(), ToggleItem::AddCallbackCaller( g_show_names ) );
3006         GlobalToggles_insert( "ShowBlocks", ShowBlocksToggleCaller(), ToggleItem::AddCallbackCaller( g_show_blocks ) );
3007         GlobalToggles_insert( "ShowCoordinates", ShowCoordinatesToggleCaller(), ToggleItem::AddCallbackCaller( g_show_coordinates ) );
3008         GlobalToggles_insert( "ShowWindowOutline", ShowOutlineToggleCaller(), ToggleItem::AddCallbackCaller( g_show_outline ) );
3009         GlobalToggles_insert( "ShowAxes", ShowAxesToggleCaller(), ToggleItem::AddCallbackCaller( g_show_axes ) );
3010         GlobalToggles_insert( "ShowWorkzone", ShowWorkzoneToggleCaller(), ToggleItem::AddCallbackCaller( g_show_workzone ) );
3011 }
3012
3013 void XYWnd_registerShortcuts(){
3014         command_connect_accelerator( "ToggleCrosshairs" );
3015         command_connect_accelerator( "ToggleSizePaint" );
3016 }
3017
3018
3019
3020 void Orthographic_constructPreferences( PreferencesPage& page ){
3021         page.appendCheckBox( "", "Solid selection boxes ( no stipple )", g_xywindow_globals.m_bNoStipple );
3022         //page.appendCheckBox( "", "Display size info", g_xywindow_globals_private.m_bSizePaint );
3023         page.appendCheckBox( "", "Chase mouse during drags", g_xywindow_globals_private.m_bChaseMouse );
3024         page.appendCheckBox( "", "Update views on camera move", g_xywindow_globals_private.m_bCamXYUpdate );
3025 }
3026 void Orthographic_constructPage( PreferenceGroup& group ){
3027         PreferencesPage page( group.createPage( "Orthographic", "Orthographic View Preferences" ) );
3028         Orthographic_constructPreferences( page );
3029 }
3030 void Orthographic_registerPreferencesPage(){
3031         PreferencesDialog_addSettingsPage( makeCallbackF(Orthographic_constructPage) );
3032 }
3033
3034 void Clipper_constructPreferences( PreferencesPage& page ){
3035         page.appendCheckBox( "", "Clipper tool uses caulk", g_clip_useCaulk );
3036 }
3037 void Clipper_constructPage( PreferenceGroup& group ){
3038         PreferencesPage page( group.createPage( "Clipper", "Clipper Tool Settings" ) );
3039         Clipper_constructPreferences( page );
3040 }
3041 void Clipper_registerPreferencesPage(){
3042         PreferencesDialog_addSettingsPage( makeCallbackF(Clipper_constructPage) );
3043 }
3044
3045
3046 #include "preferencesystem.h"
3047 #include "stringio.h"
3048
3049
3050 struct ToggleShown_Bool {
3051         static void Export(const ToggleShown &self, const Callback<void(bool)> &returnz) {
3052                 returnz(self.active());
3053         }
3054
3055         static void Import(ToggleShown &self, bool value) {
3056                 self.set(value);
3057         }
3058 };
3059
3060
3061 void XYWindow_Construct(){
3062 //      GlobalCommands_insert( "ToggleCrosshairs", makeCallbackF(ToggleShowCrosshair), Accelerator( 'X', (GdkModifierType)GDK_SHIFT_MASK ) );
3063 //      GlobalCommands_insert( "ToggleSizePaint", makeCallbackF(ToggleShowSizeInfo), Accelerator( 'J' ) );
3064 //      GlobalCommands_insert( "ToggleGrid", makeCallbackF(ToggleShowGrid), Accelerator( '0' ) );
3065
3066         GlobalToggles_insert( "ToggleView", ToggleShown::ToggleCaller( g_xy_top_shown ), ToggleItem::AddCallbackCaller( g_xy_top_shown.m_item ), Accelerator( 'V', (GdkModifierType)( GDK_SHIFT_MASK | GDK_CONTROL_MASK ) ) );
3067         GlobalToggles_insert( "ToggleSideView", ToggleShown::ToggleCaller( g_yz_side_shown ), ToggleItem::AddCallbackCaller( g_yz_side_shown.m_item ) );
3068         GlobalToggles_insert( "ToggleFrontView", ToggleShown::ToggleCaller( g_xz_front_shown ), ToggleItem::AddCallbackCaller( g_xz_front_shown.m_item ) );
3069         GlobalCommands_insert( "NextView", makeCallbackF(XY_Next), Accelerator( GDK_KEY_Tab, (GdkModifierType)GDK_CONTROL_MASK ) ); // fixme: doesn't show its shortcut
3070         GlobalCommands_insert( "ZoomIn", makeCallbackF(XY_ZoomIn), Accelerator( GDK_KEY_Delete ) );
3071         GlobalCommands_insert( "ZoomOut", makeCallbackF(XY_ZoomOut), Accelerator( GDK_KEY_Insert ) );
3072         GlobalCommands_insert( "ViewTop", makeCallbackF(XY_Top), Accelerator( GDK_KEY_KP_Home ) );
3073         GlobalCommands_insert( "ViewSide", makeCallbackF(XY_Side), Accelerator( GDK_KEY_KP_Page_Down ) );
3074         GlobalCommands_insert( "ViewFront", makeCallbackF(XY_Front), Accelerator( GDK_KEY_KP_End ) );
3075         GlobalCommands_insert( "Zoom100", makeCallbackF(XY_Zoom100) );
3076         GlobalCommands_insert( "CenterXYView", makeCallbackF(XY_Focus), Accelerator( GDK_KEY_Tab, (GdkModifierType)( GDK_SHIFT_MASK | GDK_CONTROL_MASK ) ) );
3077
3078         GlobalPreferenceSystem().registerPreference( "ClipCaulk", make_property_string( g_clip_useCaulk ) );
3079
3080         GlobalPreferenceSystem().registerPreference( "NewRightClick", make_property_string( g_xywindow_globals.m_bRightClick ) );
3081         GlobalPreferenceSystem().registerPreference( "ImprovedWheelZoom", make_property_string( g_xywindow_globals.m_bImprovedWheelZoom ) );
3082         GlobalPreferenceSystem().registerPreference( "ChaseMouse", make_property_string( g_xywindow_globals_private.m_bChaseMouse ) );
3083         GlobalPreferenceSystem().registerPreference( "SizePainting", make_property_string( g_xywindow_globals_private.m_bSizePaint ) );
3084         GlobalPreferenceSystem().registerPreference( "ShowCrosshair", make_property_string( g_xywindow_globals_private.g_bCrossHairs ) );
3085         GlobalPreferenceSystem().registerPreference( "NoStipple", make_property_string( g_xywindow_globals.m_bNoStipple ) );
3086         GlobalPreferenceSystem().registerPreference( "SI_ShowCoords", make_property_string( g_xywindow_globals_private.show_coordinates ) );
3087         GlobalPreferenceSystem().registerPreference( "SI_ShowOutlines", make_property_string( g_xywindow_globals_private.show_outline ) );
3088         GlobalPreferenceSystem().registerPreference( "SI_ShowAxis", make_property_string( g_xywindow_globals_private.show_axis ) );
3089         GlobalPreferenceSystem().registerPreference( "CamXYUpdate", make_property_string( g_xywindow_globals_private.m_bCamXYUpdate ) );
3090         GlobalPreferenceSystem().registerPreference( "ShowWorkzone", make_property_string( g_xywindow_globals_private.d_show_work ) );
3091
3092         GlobalPreferenceSystem().registerPreference( "SI_AxisColors0", make_property_string( g_xywindow_globals.AxisColorX ) );
3093         GlobalPreferenceSystem().registerPreference( "SI_AxisColors1", make_property_string( g_xywindow_globals.AxisColorY ) );
3094         GlobalPreferenceSystem().registerPreference( "SI_AxisColors2", make_property_string( g_xywindow_globals.AxisColorZ ) );
3095         GlobalPreferenceSystem().registerPreference( "SI_Colors1", make_property_string( g_xywindow_globals.color_gridback ) );
3096         GlobalPreferenceSystem().registerPreference( "SI_Colors2", make_property_string( g_xywindow_globals.color_gridminor ) );
3097         GlobalPreferenceSystem().registerPreference( "SI_Colors3", make_property_string( g_xywindow_globals.color_gridmajor ) );
3098         GlobalPreferenceSystem().registerPreference( "SI_Colors6", make_property_string( g_xywindow_globals.color_gridblock ) );
3099         GlobalPreferenceSystem().registerPreference( "SI_Colors7", make_property_string( g_xywindow_globals.color_gridtext ) );
3100         GlobalPreferenceSystem().registerPreference( "SI_Colors8", make_property_string( g_xywindow_globals.color_brushes ) );
3101         GlobalPreferenceSystem().registerPreference( "SI_Colors9", make_property_string( g_xywindow_globals.color_viewname ) );
3102         GlobalPreferenceSystem().registerPreference( "SI_Colors10", make_property_string( g_xywindow_globals.color_clipper ) );
3103         GlobalPreferenceSystem().registerPreference( "SI_Colors11", make_property_string( g_xywindow_globals.color_selbrushes ) );
3104
3105
3106
3107
3108         GlobalPreferenceSystem().registerPreference( "XZVIS", make_property_string<ToggleShown_Bool>( g_xz_front_shown ) );
3109         GlobalPreferenceSystem().registerPreference( "YZVIS", make_property_string<ToggleShown_Bool>( g_yz_side_shown ) );
3110
3111         Orthographic_registerPreferencesPage();
3112         Clipper_registerPreferencesPage();
3113
3114         XYWnd::captureStates();
3115         GlobalEntityClassManager().attach( g_EntityClassMenu );
3116 }
3117
3118 void XYWindow_Destroy(){
3119         GlobalEntityClassManager().detach( g_EntityClassMenu );
3120         XYWnd::releaseStates();
3121 }