qcsrc/client/hud/panel/centerprint.qc

   1 #include "centerprint.qh"
   2
   3 #include "scoreboard.qh"
   4
   5 // CenterPrint (#16)
   6
   7 const int CENTERPRINT_MAX_MSGS = 10;
   8 const int CENTERPRINT_MAX_ENTRIES = 50;
   9 const float CENTERPRINT_SPACING = 0.7;
  10 int cpm_index;
  11 string centerprint_messages[CENTERPRINT_MAX_MSGS];
  12 int centerprint_msgID[CENTERPRINT_MAX_MSGS];
  13 float centerprint_time[CENTERPRINT_MAX_MSGS];
  14 float centerprint_expire_time[CENTERPRINT_MAX_MSGS];
  15 int centerprint_countdown_num[CENTERPRINT_MAX_MSGS];
  16 bool centerprint_showing;
  17
  18 void centerprint_generic(int new_id, string strMessage, float duration, int countdown_num)
  19 {
  20     TC(int, new_id); TC(int, countdown_num);
  21         //printf("centerprint_generic(%d, '%s^7', %d, %d);\n", new_id, strMessage, duration, countdown_num);
  22         int i, j;
  23
  24         if(strMessage == "" && new_id == 0)
  25                 return;
  26
  27         // strip trailing newlines
  28         j = strlen(strMessage) - 1;
  29         while(substring(strMessage, j, 1) == "\n" && j >= 0)
  30                 --j;
  31         if (j < strlen(strMessage) - 1)
  32                 strMessage = substring(strMessage, 0, j + 1);
  33
  34         if(strMessage == "" && new_id == 0)
  35                 return;
  36
  37         // strip leading newlines
  38         j = 0;
  39         while(substring(strMessage, j, 1) == "\n" && j < strlen(strMessage))
  40                 ++j;
  41         if (j > 0)
  42                 strMessage = substring(strMessage, j, strlen(strMessage) - j);
  43
  44         if(strMessage == "" && new_id == 0)
  45                 return;
  46
  47         if (!centerprint_showing)
  48                 centerprint_showing = true;
  49
  50         for (i=0, j=cpm_index; i<CENTERPRINT_MAX_MSGS; ++i, ++j)
  51         {
  52                 if (j == CENTERPRINT_MAX_MSGS)
  53                         j = 0;
  54                 if (new_id && new_id == centerprint_msgID[j])
  55                 {
  56                         if (strMessage == "" && centerprint_messages[j] != "" && centerprint_countdown_num[j] == 0)
  57                         {
  58                                 // fade out the current msg (duration and countdown_num are ignored)
  59                                 centerprint_time[j] = min(5, autocvar_hud_panel_centerprint_fade_out);
  60                                 if (centerprint_expire_time[j] > time + min(5, autocvar_hud_panel_centerprint_fade_out) || centerprint_expire_time[j] < time)
  61                                         centerprint_expire_time[j] = time + min(5, autocvar_hud_panel_centerprint_fade_out);
  62                                 return;
  63                         }
  64                         break; // found a msg with the same id, at position j
  65                 }
  66         }
  67
  68         if (i == CENTERPRINT_MAX_MSGS)
  69         {
  70                 // a msg with the same id was not found, add the msg at the next position
  71                 --cpm_index;
  72                 if (cpm_index == -1)
  73                         cpm_index = CENTERPRINT_MAX_MSGS - 1;
  74                 j = cpm_index;
  75         }
  76         if(centerprint_messages[j])
  77                 strunzone(centerprint_messages[j]);
  78         centerprint_messages[j] = strzone(strMessage);
  79         centerprint_msgID[j] = new_id;
  80         if (duration < 0)
  81         {
  82                 centerprint_time[j] = -1;
  83                 centerprint_expire_time[j] = time;
  84         }
  85         else
  86         {
  87                 if(duration == 0)
  88                         duration = max(1, autocvar_hud_panel_centerprint_time);
  89                 centerprint_time[j] = duration;
  90                 centerprint_expire_time[j] = time + duration;
  91         }
  92         centerprint_countdown_num[j] = countdown_num;
  93 }
  94
  95 void centerprint_kill(int id)
  96 {
  97     TC(int, id);
  98         centerprint_generic(id, "", 0, 0);
  99 }
 100
 101 void centerprint_hud(string strMessage)
 102 {
 103         centerprint_generic(0, strMessage, autocvar_hud_panel_centerprint_time, 0);
 104 }
 105
 106 void reset_centerprint_messages()
 107 {
 108         for (int i=0; i<CENTERPRINT_MAX_MSGS; ++i)
 109         {
 110                 centerprint_expire_time[i] = 0;
 111                 centerprint_time[i] = 1;
 112                 centerprint_msgID[i] = 0;
 113                 if(centerprint_messages[i])
 114                         strunzone(centerprint_messages[i]);
 115                 centerprint_messages[i] = string_null;
 116         }
 117 }
 118 float hud_configure_cp_generation_time;
 119 void HUD_CenterPrint ()
 120 {
 121         if(!autocvar__hud_configure)
 122         {
 123                 if(!autocvar_hud_panel_centerprint) return;
 124
 125                 if(hud_configure_prev)
 126                         reset_centerprint_messages();
 127         }
 128         else
 129         {
 130                 if(!hud_configure_prev)
 131                 {
 132                         reset_centerprint_messages();
 133                         hud_configure_cp_generation_time = time; // show a message immediately
 134                 }
 135                 if (time > hud_configure_cp_generation_time)
 136                 {
 137                         if(highlightedPanel == HUD_PANEL(CENTERPRINT))
 138                         {
 139                                 float r;
 140                                 r = random();
 141                                 if (r > 0.8)
 142                                         centerprint_generic(floor(r*1000), strcat(sprintf("^3Countdown message at time %s", seconds_tostring(time)), ", seconds left: ^COUNT"), 1, 10);
 143                                 else if (r > 0.55)
 144                                         centerprint_generic(0, sprintf("^1Multiline message at time %s that\n^1lasts longer than normal", seconds_tostring(time)), 20, 0);
 145                                 else
 146                                         centerprint_hud(sprintf("Message at time %s", seconds_tostring(time)));
 147                                 hud_configure_cp_generation_time = time + 1 + random()*4;
 148                         }
 149                         else
 150                         {
 151                                 centerprint_generic(0, sprintf("Centerprint message", seconds_tostring(time)), 10, 0);
 152                                 hud_configure_cp_generation_time = time + 10 - random()*3;
 153                         }
 154                 }
 155         }
 156
 157         // this panel fades only when the menu does
 158         float hud_fade_alpha_save = hud_fade_alpha;
 159         if(menu_enabled == 1)
 160                 hud_fade_alpha = 1;
 161         else
 162                 hud_fade_alpha = 1 - autocvar__menu_alpha;
 163
 164         HUD_Panel_UpdateCvars();
 165         hud_fade_alpha = hud_fade_alpha_save;
 166
 167         if ( HUD_Radar_Clickable() )
 168         {
 169                 if (hud_panel_radar_bottom >= 0.96 * vid_conheight)
 170                         return;
 171
 172                 panel_pos = eY * hud_panel_radar_bottom + eX * 0.5 * (vid_conwidth - panel_size_x);
 173                 panel_size_y = min(panel_size_y, vid_conheight - hud_panel_radar_bottom);
 174         }
 175         else if(!autocvar__hud_configure && scoreboard_fade_alpha)
 176         {
 177                 // move the panel below the scoreboard
 178                 if (scoreboard_bottom >= 0.96 * vid_conheight)
 179                         return;
 180                 vector target_pos;
 181                 target_pos = eY * scoreboard_bottom + eX * 0.5 * (vid_conwidth - panel_size.x);
 182                 if(target_pos.y > panel_pos.y)
 183                 {
 184                         panel_pos = panel_pos + (target_pos - panel_pos) * sqrt(scoreboard_fade_alpha);
 185                         panel_size.y = min(panel_size.y, vid_conheight - scoreboard_bottom);
 186                 }
 187         }
 188
 189         if (autocvar_hud_panel_centerprint_dynamichud)
 190                 HUD_Scale_Enable();
 191         else
 192                 HUD_Scale_Disable();
 193         HUD_Panel_DrawBg(1);
 194
 195         if (!centerprint_showing)
 196                 return;
 197
 198         if(panel_bg_padding)
 199         {
 200                 panel_pos += '1 1 0' * panel_bg_padding;
 201                 panel_size -= '2 2 0' * panel_bg_padding;
 202         }
 203
 204         int entries;
 205         float height;
 206         vector fontsize;
 207         // entries = bound(1, floor(CENTERPRINT_MAX_ENTRIES * 4 * panel_size_y/panel_size_x), CENTERPRINT_MAX_ENTRIES);
 208         // height = panel_size_y/entries;
 209         // fontsize = '1 1 0' * height;
 210         height = vid_conheight/50 * autocvar_hud_panel_centerprint_fontscale;
 211         fontsize = '1 1 0' * height;
 212         entries = bound(1, floor(panel_size.y/height), CENTERPRINT_MAX_ENTRIES);
 213
 214         int i, j, k, n, g;
 215         float a, sz, align, current_msg_posY = 0, msg_size;
 216         vector pos;
 217         string ts;
 218         bool all_messages_expired = true;
 219
 220         pos = panel_pos;
 221         if (autocvar_hud_panel_centerprint_flip)
 222                 pos.y += panel_size.y;
 223         align = bound(0, autocvar_hud_panel_centerprint_align, 1);
 224         for (g=0, i=0, j=cpm_index; i<CENTERPRINT_MAX_MSGS; ++i, ++j)
 225         {
 226                 if (j == CENTERPRINT_MAX_MSGS)
 227                         j = 0;
 228                 if (centerprint_expire_time[j] <= time)
 229                 {
 230                         if (centerprint_countdown_num[j] && centerprint_time[j] > 0)
 231                         {
 232                                 centerprint_countdown_num[j] = centerprint_countdown_num[j] - 1;
 233                                 if (centerprint_countdown_num[j] == 0)
 234                                         continue;
 235                                 centerprint_expire_time[j] = centerprint_expire_time[j] + centerprint_time[j];
 236                         }
 237                         else if(centerprint_time[j] != -1)
 238                                 continue;
 239                 }
 240
 241                 all_messages_expired = false;
 242
 243                 // fade the centerprint_hud in/out
 244                 if(centerprint_time[j] < 0)  // Expired but forced. Expire time is the fade-in time.
 245                         a = (time - centerprint_expire_time[j]) / max(0.0001, autocvar_hud_panel_centerprint_fade_in);
 246                 else if(centerprint_expire_time[j] - autocvar_hud_panel_centerprint_fade_out > time)  // Regularily printed. Not fading out yet.
 247                         a = (time - (centerprint_expire_time[j] - centerprint_time[j])) / max(0.0001, autocvar_hud_panel_centerprint_fade_in);
 248                 else // Expiring soon, so fade it out.
 249                         a = (centerprint_expire_time[j] - time) / max(0.0001, autocvar_hud_panel_centerprint_fade_out);
 250
 251                 // while counting down show it anyway in order to hold the current message position
 252                 if (a <= 0.5/255.0 && centerprint_countdown_num[j] == 0)  // Guaranteed invisible - don't show.
 253                         continue;
 254                 if (a > 1)
 255                         a = 1;
 256
 257                 // set the size from fading in/out before subsequent fading
 258                 sz = autocvar_hud_panel_centerprint_fade_minfontsize + a * (1 - autocvar_hud_panel_centerprint_fade_minfontsize);
 259
 260                 // also fade it based on positioning
 261                 if(autocvar_hud_panel_centerprint_fade_subsequent)
 262                 {
 263                         // pass one: all messages after the first have half alpha
 264                         a = a * bound(autocvar_hud_panel_centerprint_fade_subsequent_passone_minalpha, (1 - (g / max(1, autocvar_hud_panel_centerprint_fade_subsequent_passone))), 1);
 265                         // pass two: after that, gradually lower alpha even more for each message
 266                         a = a * bound(autocvar_hud_panel_centerprint_fade_subsequent_passtwo_minalpha, (1 - (g / max(1, autocvar_hud_panel_centerprint_fade_subsequent_passtwo))), 1);
 267                 }
 268                 a *= panel_fg_alpha;
 269
 270                 // finally set the size based on the new alpha from subsequent fading
 271                 sz = sz * (autocvar_hud_panel_centerprint_fade_subsequent_minfontsize + a * (1 - autocvar_hud_panel_centerprint_fade_subsequent_minfontsize));
 272                 drawfontscale = hud_scale * sz;
 273
 274                 if (centerprint_countdown_num[j])
 275                         n = tokenizebyseparator(strreplace("^COUNT", count_seconds(centerprint_countdown_num[j]), centerprint_messages[j]), "\n");
 276                 else
 277                         n = tokenizebyseparator(centerprint_messages[j], "\n");
 278
 279                 if (autocvar_hud_panel_centerprint_flip)
 280                 {
 281                         // check if the message can be entirely shown
 282                         for(k = 0; k < n; ++k)
 283                         {
 284                                 getWrappedLine_remaining = argv(k);
 285                                 while(getWrappedLine_remaining)
 286                                 {
 287                                         ts = getWrappedLine(panel_size.x * hud_scale.x * sz, fontsize, stringwidth_colors);
 288                                         if (ts != "")
 289                                                 pos.y -= fontsize.y;
 290                                         else
 291                                                 pos.y -= fontsize.y * CENTERPRINT_SPACING/2;
 292                                 }
 293                         }
 294                         current_msg_posY = pos.y; // save starting pos (first line) of the current message
 295                 }
 296
 297                 msg_size = pos.y;
 298                 for(k = 0; k < n; ++k)
 299                 {
 300                         getWrappedLine_remaining = argv(k);
 301                         while(getWrappedLine_remaining)
 302                         {
 303                                 ts = getWrappedLine(panel_size.x * hud_scale.x * sz, fontsize, stringwidth_colors);
 304                                 if (ts != "")
 305                                 {
 306                                         if (align)
 307                                                 pos.x = panel_pos.x + (panel_size.x - stringwidth(ts, true, fontsize) * sz) * align;
 308                                         if (a > 0.5/255.0)  // Otherwise guaranteed invisible - don't show. This is checked a second time after some multiplications with other factors were done so temporary changes of these cannot cause flicker.
 309                                                 drawcolorcodedstring(pos + eY * 0.5 * (1 - sz * hud_scale.x) * fontsize.y, ts, fontsize, a, DRAWFLAG_NORMAL);
 310                                         pos.y += fontsize.y;
 311                                 }
 312                                 else
 313                                         pos.y += fontsize.y * CENTERPRINT_SPACING/2;
 314                         }
 315                 }
 316
 317                 ++g; // move next position number up
 318
 319                 msg_size = pos.y - msg_size;
 320                 if (autocvar_hud_panel_centerprint_flip)
 321                 {
 322                         pos.y = current_msg_posY - CENTERPRINT_SPACING * fontsize.y;
 323                         if (a < 1 && centerprint_msgID[j] == 0) // messages with id can be replaced just after they are faded out, so never move over them the next messages
 324                                 pos.y += (msg_size + CENTERPRINT_SPACING * fontsize.y) * (1 - sqrt(sz));
 325
 326                         if (pos.y < panel_pos.y) // check if the next message can be shown
 327                         {
 328                                 drawfontscale = hud_scale;
 329                                 return;
 330                         }
 331                 }
 332                 else
 333                 {
 334                         pos.y += CENTERPRINT_SPACING * fontsize.y;
 335                         if (a < 1 && centerprint_msgID[j] == 0) // messages with id can be replaced just after they are faded out, so never move over them the next messages
 336                                 pos.y -= (msg_size + CENTERPRINT_SPACING * fontsize.y) * (1 - sqrt(sz));
 337
 338                         if(pos.y > panel_pos.y + panel_size.y - fontsize.y) // check if the next message can be shown
 339                         {
 340                                 drawfontscale = hud_scale;
 341                                 return;
 342                         }
 343                 }
 344         }
 345         drawfontscale = hud_scale;
 346         if (all_messages_expired)
 347         {
 348                 centerprint_showing = false;
 349                 reset_centerprint_messages();
 350         }
 351 }