+++ /dev/null
-/*
-Copyright (C) 1999-2006 Id Software, Inc. and contributors.
-For a list of contributors, see the accompanying CONTRIBUTORS file.
-
-This file is part of GtkRadiant.
-
-GtkRadiant is free software; you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2 of the License, or
-(at your option) any later version.
-
-GtkRadiant is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-GNU General Public License for more details.
-
-You should have received a copy of the GNU General Public License
-along with GtkRadiant; if not, write to the Free Software
-Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
-*/
-
-//-----------------------------------------------------------------------------
-//
-// DESCRIPTION:
-// a class to provide basic services for 2D view of a world
-// window <-> local 2D space transforms
-// snap to grid
-// TODO: this one can be placed under an interface, and provided to the editor as a service
-
-#include "StdAfx.h"
-
-static void view_ZoomIn (GtkWidget* widget, gpointer data)
-{
- ((C2DView*)data)->ZoomIn ();
-}
-
-static void view_ZoomOut (GtkWidget* widget, gpointer data)
-{
- ((C2DView*)data)->ZoomOut ();
-}
-
-void C2DView::PreparePaint()
-{
- g_QglTable.m_pfn_qglClearColor( 0, 0, 0, 0 );
- g_QglTable.m_pfn_qglViewport( 0, 0, m_rect.right, m_rect.bottom );
- g_QglTable.m_pfn_qglMatrixMode( GL_PROJECTION );
- g_QglTable.m_pfn_qglLoadIdentity();
- g_QglTable.m_pfn_qglOrtho( m_Mins[0], m_Maxs[0], m_Maxs[1], m_Mins[1], -1, 1 );
-}
-
-void C2DView::SpaceForWindow( float c[2], int x, int y)
-{
- c[0] = ((float)(x))/((float)(m_rect.right-m_rect.left))*(m_Maxs[0]-m_Mins[0])+m_Mins[0];
- c[1] = ((float)(y))/((float)(m_rect.bottom-m_rect.top))*(m_Maxs[1]-m_Mins[1])+m_Mins[1];
-}
-
-void C2DView::GridForWindow( float c[2], int x, int y)
-{
- SpaceForWindow( c, x, y );
- if ( !m_bDoGrid )
- return;
- c[0] /= m_GridStep[0];
- c[1] /= m_GridStep[1];
- c[0] = (float)floor( c[0] + 0.5f );
- c[1] = (float)floor( c[1] + 0.5f );
- c[0] *= m_GridStep[0];
- c[1] *= m_GridStep[1];
-}
-
-void C2DView::WindowForSpace( int &x, int &y, const float c[2] )
-{
- x = m_rect.left + (int)( ((float)(m_rect.right-m_rect.left))*(c[0]-m_Mins[0])/(m_Maxs[0]-m_Mins[0]) );
- y = m_rect.top + (int)( ((float)(m_rect.bottom-m_rect.top))*(c[1]-m_Mins[1])/(m_Maxs[1]-m_Mins[1]) );
-}
-
-qboolean C2DView::DoesSelect( int x, int y, float c[2] )
-{
- int xc,yc;
- WindowForSpace( xc, yc, c );
- if ( abs(xc-x)<=3 && abs(yc-y)<=3 )
- return true;
- return false;
-}
-
-void C2DView::ZoomIn()
-{
- m_Mins[0] = 0.5f * ( m_Mins[0] - m_Center[0] ) + m_Center[0];
- m_Mins[1] = 0.5f * ( m_Mins[1] - m_Center[1] ) + m_Center[1];
- m_Maxs[0] = 0.5f * ( m_Maxs[0] - m_Center[0] ) + m_Center[0];
- m_Maxs[1] = 0.5f * ( m_Maxs[1] - m_Center[1] ) + m_Center[1];
- g_pToolWnd->Redraw ();
-}
-
-void C2DView::ZoomOut()
-{
- m_Mins[0] = 2.0f * ( m_Mins[0] - m_Center[0] ) + m_Center[0];
- m_Mins[1] = 2.0f * ( m_Mins[1] - m_Center[1] ) + m_Center[1];
- m_Maxs[0] = 2.0f * ( m_Maxs[0] - m_Center[0] ) + m_Center[0];
- m_Maxs[1] = 2.0f * ( m_Maxs[1] - m_Center[1] ) + m_Center[1];
- g_pToolWnd->Redraw ();
-}
-
-bool C2DView::OnRButtonDown (int x, int y)
-{
- if (ViewState == View_Idle)
- {
- m_xPosMove = x; // horizontal position of cursor
- m_yPosMove = y; // vertical position of cursor
- // store
- m_MinsMove[0] = m_Mins[0]; m_MinsMove[1] = m_Mins[1];
- m_MaxsMove[0] = m_Maxs[0]; m_MaxsMove[1] = m_Maxs[1];
- ViewState = View_Move;
- // set popup to true
- m_bPopup = true;
- return true;
- }
- return false;
-}
-
-bool C2DView::OnRButtonUp (int x, int y)
-{
- if (ViewState == View_Move)
- {
- // maybe it's time for popup menu
- if (m_bPopup)
- {
- GtkWidget *menu, *item;
-
- menu = gtk_menu_new ();
-
- item = gtk_menu_item_new_with_label ("Validate (RETURN)");
- gtk_signal_connect (GTK_OBJECT (item), "activate", GTK_SIGNAL_FUNC (Textool_Validate), NULL);
- gtk_widget_show (item);
- gtk_menu_append (GTK_MENU (menu), item);
-
- item = gtk_menu_item_new_with_label ("Zoom in (INSERT)");
- gtk_signal_connect (GTK_OBJECT (item), "activate", GTK_SIGNAL_FUNC (view_ZoomIn), this);
- gtk_widget_show (item);
- gtk_menu_append (GTK_MENU (menu), item);
-
- item = gtk_menu_item_new_with_label ("Zoom out (DELETE)");
- gtk_signal_connect (GTK_OBJECT (item), "activate", GTK_SIGNAL_FUNC (view_ZoomOut), this);
- gtk_widget_show (item);
- gtk_menu_append (GTK_MENU (menu), item);
-
- item = gtk_menu_item_new_with_label ("Cancel (ESC)");
- gtk_signal_connect (GTK_OBJECT (item), "activate", GTK_SIGNAL_FUNC (Textool_Cancel), NULL);
- gtk_widget_show (item);
- gtk_menu_append (GTK_MENU (menu), item);
-
- gtk_menu_popup (GTK_MENU (menu), NULL, NULL, NULL, NULL, 1, GDK_CURRENT_TIME);
- }
-
- // back to Idle mode
- ViewState = View_Idle;
- return true;
- }
- return false;
-}
-
-bool C2DView::OnMouseMove (int xPos, int yPos)
-{
- if (ViewState == View_Move)
- {
- float V[2];
- // V is the offset
- V[0] = ((float)( xPos - m_xPosMove )) * ( m_MaxsMove[0] - m_MinsMove[0] ) / ((float)( m_rect.left - m_rect.right ));
- V[1] = ((float)( yPos - m_yPosMove )) * ( m_MaxsMove[1] - m_MinsMove[1] ) / ((float)( m_rect.top - m_rect.bottom ));
- // update m_Mins m_Maxs and m_Center
- m_Mins[0] = m_MinsMove[0] + V[0];
- m_Mins[1] = m_MinsMove[1] + V[1];
- m_Maxs[0] = m_MaxsMove[0] + V[0];
- m_Maxs[1] = m_MaxsMove[1] + V[1];
- m_Center[0] = 0.5f * ( m_Mins[0] + m_Maxs[0] );
- m_Center[1] = 0.5f * ( m_Mins[1] + m_Maxs[1] );
- // no popup menu if we moved
- m_bPopup = false;
- // send a repaint message
- g_pToolWnd->Redraw ();
- return true;
- }
- return false;
-}
-
-bool C2DView::OnKeyDown (char *s)
-{
- if (ViewState == View_Idle)
- {
- if (!strcmp(s,"Insert"))
- {
- ZoomOut();
- return true;
- }
- if (!strcmp(s,"Delete"))
- {
- ZoomIn();
- return true;
- }
- }
- return false;
-}
-