| 1 | |
| 2 | #include <gtk/gtk.h> |
| 3 | #include <gdk/gdk.h> |
| 4 | |
| 5 | #include <lttv/processTrace.h> |
| 6 | #include <lttv/gtkTraceSet.h> |
| 7 | #include <lttv/hook.h> |
| 8 | |
| 9 | #include "Drawing.h" |
| 10 | #include "CFV.h" |
| 11 | #include "CFV-private.h" |
| 12 | #include "Event_Hooks.h" |
| 13 | |
| 14 | #define g_info(format...) g_log (G_LOG_DOMAIN, G_LOG_LEVEL_INFO, format) |
| 15 | #define g_debug(format...) g_log (G_LOG_DOMAIN, G_LOG_LEVEL_DEBUG, format) |
| 16 | |
| 17 | /***************************************************************************** |
| 18 | * drawing functions * |
| 19 | *****************************************************************************/ |
| 20 | |
| 21 | //FIXME Colors will need to be dynamic. Graphic context part not done so far. |
| 22 | typedef enum |
| 23 | { |
| 24 | RED, |
| 25 | GREEN, |
| 26 | BLUE, |
| 27 | WHITE, |
| 28 | BLACK |
| 29 | |
| 30 | } ControlFlowColors; |
| 31 | |
| 32 | /* Vector of unallocated colors */ |
| 33 | static GdkColor CF_Colors [] = |
| 34 | { |
| 35 | { 0, 0xffff, 0x0000, 0x0000 }, // RED |
| 36 | { 0, 0x0000, 0xffff, 0x0000 }, // GREEN |
| 37 | { 0, 0x0000, 0x0000, 0xffff }, // BLUE |
| 38 | { 0, 0xffff, 0xffff, 0xffff }, // WHITE |
| 39 | { 0, 0x0000, 0x0000, 0x0000 } // BLACK |
| 40 | }; |
| 41 | |
| 42 | |
| 43 | /* Function responsible for updating the exposed area. |
| 44 | * It must call processTrace() to ask for this update. |
| 45 | * Note : this function cannot clear the background, because it may |
| 46 | * erase drawing already present (SAFETY). |
| 47 | */ |
| 48 | void drawing_data_request(Drawing_t *drawing, |
| 49 | GdkPixmap **pixmap, |
| 50 | gint x, gint y, |
| 51 | gint width, |
| 52 | gint height) |
| 53 | { |
| 54 | if(width < 0) return ; |
| 55 | if(height < 0) return ; |
| 56 | ControlFlowData *control_flow_data = |
| 57 | (ControlFlowData*)g_object_get_data( |
| 58 | G_OBJECT( |
| 59 | drawing->drawing_area), |
| 60 | "control_flow_data"); |
| 61 | |
| 62 | LttTime start, end; |
| 63 | LttTime window_end = ltt_time_add(control_flow_data->time_window.time_width, |
| 64 | control_flow_data->time_window.start_time); |
| 65 | |
| 66 | g_critical("req : window_end : %u, %u", window_end.tv_sec, |
| 67 | window_end.tv_nsec); |
| 68 | |
| 69 | g_critical("req : time width : %u, %u", control_flow_data->time_window.time_width.tv_sec, |
| 70 | control_flow_data->time_window.time_width.tv_nsec); |
| 71 | |
| 72 | g_critical("x is : %i, x+width is : %i", x, x+width); |
| 73 | |
| 74 | convert_pixels_to_time(drawing->drawing_area->allocation.width, x, |
| 75 | &control_flow_data->time_window.start_time, |
| 76 | &window_end, |
| 77 | &start); |
| 78 | |
| 79 | convert_pixels_to_time(drawing->drawing_area->allocation.width, x + width, |
| 80 | &control_flow_data->time_window.start_time, |
| 81 | &window_end, |
| 82 | &end); |
| 83 | |
| 84 | LttvTracesetContext * tsc = |
| 85 | get_traceset_context(control_flow_data->mw); |
| 86 | |
| 87 | //send_test_process( |
| 88 | //guicontrolflow_get_process_list(drawing->control_flow_data), |
| 89 | //drawing); |
| 90 | //send_test_drawing( |
| 91 | //guicontrolflow_get_process_list(drawing->control_flow_data), |
| 92 | //drawing, *pixmap, x, y, width, height); |
| 93 | |
| 94 | // Let's call processTrace() !! |
| 95 | EventRequest event_request; // Variable freed at the end of the function. |
| 96 | event_request.control_flow_data = control_flow_data; |
| 97 | event_request.time_begin = start; |
| 98 | event_request.time_end = end; |
| 99 | event_request.x_begin = x; |
| 100 | event_request.x_end = x+width; |
| 101 | |
| 102 | g_critical("req : start : %u, %u", event_request.time_begin.tv_sec, |
| 103 | event_request.time_begin.tv_nsec); |
| 104 | |
| 105 | g_critical("req : end : %u, %u", event_request.time_end.tv_sec, |
| 106 | event_request.time_end.tv_nsec); |
| 107 | |
| 108 | LttvHooks *event = lttv_hooks_new(); |
| 109 | LttvHooks *after_event = lttv_hooks_new(); |
| 110 | LttvHooks *after_traceset = lttv_hooks_new(); |
| 111 | lttv_hooks_add(after_traceset, after_data_request, &event_request); |
| 112 | lttv_hooks_add(event, draw_event_hook, &event_request); |
| 113 | //Modified by xiangxiu: state update hooks are added by the main window |
| 114 | //state_add_event_hooks_api(control_flow_data->mw); |
| 115 | lttv_hooks_add(after_event, draw_after_hook, &event_request); |
| 116 | |
| 117 | lttv_process_traceset_seek_time(tsc, start); |
| 118 | // FIXME : would like to place the after_traceset hook after the traceset, |
| 119 | // but the traceset context state is not valid anymore. |
| 120 | lttv_traceset_context_add_hooks(tsc, |
| 121 | // NULL, after_traceset, NULL, NULL, NULL, NULL, |
| 122 | NULL, NULL, NULL, NULL, NULL, NULL, |
| 123 | NULL, after_traceset, NULL, event, after_event); |
| 124 | lttv_process_traceset(tsc, end, G_MAXULONG); |
| 125 | //after_data_request((void*)&event_request,(void*)tsc); |
| 126 | lttv_traceset_context_remove_hooks(tsc, |
| 127 | //NULL, after_traceset, NULL, NULL, NULL, NULL, |
| 128 | NULL, NULL, NULL, NULL, NULL, NULL, |
| 129 | NULL, after_traceset, NULL, event, after_event); |
| 130 | //Modified by xiangxiu: state update hooks are removed by the main window |
| 131 | //state_remove_event_hooks_api(control_flow_data->mw); |
| 132 | |
| 133 | lttv_hooks_destroy(after_traceset); |
| 134 | lttv_hooks_destroy(event); |
| 135 | lttv_hooks_destroy(after_event); |
| 136 | |
| 137 | |
| 138 | } |
| 139 | |
| 140 | /* Callbacks */ |
| 141 | |
| 142 | |
| 143 | /* Create a new backing pixmap of the appropriate size */ |
| 144 | /* As the scaling will always change, it's of no use to copy old |
| 145 | * pixmap. |
| 146 | */ |
| 147 | static gboolean |
| 148 | configure_event( GtkWidget *widget, GdkEventConfigure *event, |
| 149 | gpointer user_data) |
| 150 | { |
| 151 | Drawing_t *drawing = (Drawing_t*)user_data; |
| 152 | |
| 153 | |
| 154 | /* First, get the new time interval of the main window */ |
| 155 | /* we assume (see documentation) that the main window |
| 156 | * has updated the time interval before this configure gets |
| 157 | * executed. |
| 158 | */ |
| 159 | get_time_window(drawing->control_flow_data->mw, |
| 160 | &drawing->control_flow_data->time_window); |
| 161 | |
| 162 | /* New pixmap, size of the configure event */ |
| 163 | //GdkPixmap *pixmap = gdk_pixmap_new(widget->window, |
| 164 | // widget->allocation.width + SAFETY, |
| 165 | // widget->allocation.height + SAFETY, |
| 166 | // -1); |
| 167 | |
| 168 | g_critical("drawing configure event"); |
| 169 | g_critical("New draw size : %i by %i",widget->allocation.width, widget->allocation.height); |
| 170 | |
| 171 | |
| 172 | if (drawing->pixmap) |
| 173 | gdk_pixmap_unref(drawing->pixmap); |
| 174 | |
| 175 | /* If no old pixmap present */ |
| 176 | //if(drawing->pixmap == NULL) |
| 177 | { |
| 178 | drawing->pixmap = gdk_pixmap_new( |
| 179 | widget->window, |
| 180 | widget->allocation.width + SAFETY, |
| 181 | widget->allocation.height + SAFETY, |
| 182 | //ProcessList_get_height |
| 183 | // (GuiControlFlow_get_process_list(drawing->control_flow_data)), |
| 184 | -1); |
| 185 | drawing->width = widget->allocation.width; |
| 186 | drawing->height = widget->allocation.height; |
| 187 | |
| 188 | |
| 189 | // Clear the image |
| 190 | gdk_draw_rectangle (drawing->pixmap, |
| 191 | widget->style->white_gc, |
| 192 | TRUE, |
| 193 | 0, 0, |
| 194 | widget->allocation.width+SAFETY, |
| 195 | widget->allocation.height+SAFETY); |
| 196 | |
| 197 | //g_info("init data request"); |
| 198 | |
| 199 | |
| 200 | /* Initial data request */ |
| 201 | // Do not need to ask for data of 1 pixel : not synchronized with |
| 202 | // main window time at this moment. |
| 203 | drawing_data_request(drawing, &drawing->pixmap, 0, 0, |
| 204 | widget->allocation.width, |
| 205 | widget->allocation.height); |
| 206 | |
| 207 | drawing->width = widget->allocation.width; |
| 208 | drawing->height = widget->allocation.height; |
| 209 | |
| 210 | return TRUE; |
| 211 | |
| 212 | |
| 213 | |
| 214 | } |
| 215 | #ifdef NOTUSE |
| 216 | // /* Draw empty background */ |
| 217 | // gdk_draw_rectangle (pixmap, |
| 218 | // widget->style->black_gc, |
| 219 | // TRUE, |
| 220 | // 0, 0, |
| 221 | // widget->allocation.width, |
| 222 | // widget->allocation.height); |
| 223 | |
| 224 | /* Copy old data to new pixmap */ |
| 225 | gdk_draw_drawable (pixmap, |
| 226 | widget->style->white_gc, |
| 227 | drawing->pixmap, |
| 228 | 0, 0, |
| 229 | 0, 0, |
| 230 | -1, -1); |
| 231 | |
| 232 | if (drawing->pixmap) |
| 233 | gdk_pixmap_unref(drawing->pixmap); |
| 234 | |
| 235 | drawing->pixmap = pixmap; |
| 236 | |
| 237 | // Clear the bottom part of the image (SAFETY) |
| 238 | gdk_draw_rectangle (pixmap, |
| 239 | widget->style->white_gc, |
| 240 | TRUE, |
| 241 | 0, drawing->height+SAFETY, |
| 242 | drawing->width+SAFETY, // do not overlap |
| 243 | (widget->allocation.height) - drawing->height); |
| 244 | |
| 245 | // Clear the right part of the image (SAFETY) |
| 246 | gdk_draw_rectangle (pixmap, |
| 247 | widget->style->white_gc, |
| 248 | TRUE, |
| 249 | drawing->width+SAFETY, 0, |
| 250 | (widget->allocation.width) - drawing->width, // do not overlap |
| 251 | drawing->height+SAFETY); |
| 252 | |
| 253 | /* Clear the backgound for data request, but not SAFETY */ |
| 254 | gdk_draw_rectangle (pixmap, |
| 255 | drawing->drawing_area->style->white_gc, |
| 256 | TRUE, |
| 257 | drawing->width + SAFETY, 0, |
| 258 | widget->allocation.width - drawing->width, // do not overlap |
| 259 | widget->allocation.height+SAFETY); |
| 260 | |
| 261 | /* Request data for missing space */ |
| 262 | g_info("missing data request"); |
| 263 | drawing_data_request(drawing, &pixmap, drawing->width, 0, |
| 264 | widget->allocation.width - drawing->width, |
| 265 | widget->allocation.height); |
| 266 | |
| 267 | drawing->width = widget->allocation.width; |
| 268 | drawing->height = widget->allocation.height; |
| 269 | |
| 270 | return TRUE; |
| 271 | #endif //NOTUSE |
| 272 | } |
| 273 | |
| 274 | |
| 275 | /* Redraw the screen from the backing pixmap */ |
| 276 | static gboolean |
| 277 | expose_event( GtkWidget *widget, GdkEventExpose *event, gpointer user_data ) |
| 278 | { |
| 279 | Drawing_t *drawing = (Drawing_t*)user_data; |
| 280 | ControlFlowData *control_flow_data = |
| 281 | (ControlFlowData*)g_object_get_data( |
| 282 | G_OBJECT(widget), |
| 283 | "control_flow_data"); |
| 284 | |
| 285 | g_critical("drawing expose event"); |
| 286 | |
| 287 | guint x=0; |
| 288 | LttTime* current_time = |
| 289 | guicontrolflow_get_current_time(control_flow_data); |
| 290 | |
| 291 | LttTime window_end = ltt_time_add(control_flow_data->time_window.time_width, |
| 292 | control_flow_data->time_window.start_time); |
| 293 | |
| 294 | convert_time_to_pixels( |
| 295 | control_flow_data->time_window.start_time, |
| 296 | window_end, |
| 297 | *current_time, |
| 298 | widget->allocation.width, |
| 299 | &x); |
| 300 | |
| 301 | gdk_draw_pixmap(widget->window, |
| 302 | widget->style->fg_gc[GTK_WIDGET_STATE (widget)], |
| 303 | drawing->pixmap, |
| 304 | event->area.x, event->area.y, |
| 305 | event->area.x, event->area.y, |
| 306 | event->area.width, event->area.height); |
| 307 | |
| 308 | if(x >= event->area.x && x <= event->area.x+event->area.width) |
| 309 | { |
| 310 | GdkGC *gc = gdk_gc_new(control_flow_data->drawing->pixmap); |
| 311 | gdk_gc_copy(gc, widget->style->black_gc); |
| 312 | |
| 313 | drawing_draw_line(NULL, widget->window, |
| 314 | x, event->area.y, |
| 315 | x, event->area.y+event->area.height, |
| 316 | gc); |
| 317 | gdk_gc_unref(gc); |
| 318 | } |
| 319 | return FALSE; |
| 320 | } |
| 321 | |
| 322 | /* mouse click */ |
| 323 | static gboolean |
| 324 | button_press_event( GtkWidget *widget, GdkEventButton *event, gpointer user_data ) |
| 325 | { |
| 326 | ControlFlowData *control_flow_data = |
| 327 | (ControlFlowData*)g_object_get_data( |
| 328 | G_OBJECT(widget), |
| 329 | "control_flow_data"); |
| 330 | Drawing_t *drawing = control_flow_data->drawing; |
| 331 | |
| 332 | |
| 333 | g_critical("click"); |
| 334 | if(event->button == 1) |
| 335 | { |
| 336 | LttTime time; |
| 337 | |
| 338 | LttTime window_end = ltt_time_add(control_flow_data->time_window.time_width, |
| 339 | control_flow_data->time_window.start_time); |
| 340 | |
| 341 | |
| 342 | /* left mouse button click */ |
| 343 | g_critical("x click is : %f", event->x); |
| 344 | |
| 345 | convert_pixels_to_time(widget->allocation.width, (guint)event->x, |
| 346 | &control_flow_data->time_window.start_time, |
| 347 | &window_end, |
| 348 | &time); |
| 349 | |
| 350 | set_current_time(control_flow_data->mw, &time); |
| 351 | |
| 352 | } |
| 353 | |
| 354 | return FALSE; |
| 355 | } |
| 356 | |
| 357 | |
| 358 | |
| 359 | |
| 360 | Drawing_t *drawing_construct(ControlFlowData *control_flow_data) |
| 361 | { |
| 362 | Drawing_t *drawing = g_new(Drawing_t, 1); |
| 363 | |
| 364 | drawing->drawing_area = gtk_drawing_area_new (); |
| 365 | drawing->control_flow_data = control_flow_data; |
| 366 | |
| 367 | drawing->pango_layout = |
| 368 | gtk_widget_create_pango_layout(drawing->drawing_area, NULL); |
| 369 | |
| 370 | //gtk_widget_set_size_request(drawing->drawing_area->window, 50, 50); |
| 371 | g_object_set_data_full( |
| 372 | G_OBJECT(drawing->drawing_area), |
| 373 | "Link_drawing_Data", |
| 374 | drawing, |
| 375 | (GDestroyNotify)drawing_destroy); |
| 376 | |
| 377 | //gtk_widget_modify_bg( drawing->drawing_area, |
| 378 | // GTK_STATE_NORMAL, |
| 379 | // &CF_Colors[BLACK]); |
| 380 | |
| 381 | //gdk_window_get_geometry(drawing->drawing_area->window, |
| 382 | // NULL, NULL, |
| 383 | // &(drawing->width), |
| 384 | // &(drawing->height), |
| 385 | // -1); |
| 386 | |
| 387 | //drawing->pixmap = gdk_pixmap_new( |
| 388 | // drawing->drawing_area->window, |
| 389 | // drawing->width, |
| 390 | // drawing->height, |
| 391 | // drawing->depth); |
| 392 | |
| 393 | drawing->pixmap = NULL; |
| 394 | |
| 395 | // drawing->pixmap = gdk_pixmap_new(drawing->drawing_area->window, |
| 396 | // drawing->drawing_area->allocation.width, |
| 397 | // drawing->drawing_area->allocation.height, |
| 398 | // -1); |
| 399 | |
| 400 | gtk_widget_add_events(drawing->drawing_area, GDK_BUTTON_PRESS_MASK); |
| 401 | |
| 402 | g_signal_connect (G_OBJECT(drawing->drawing_area), |
| 403 | "configure_event", |
| 404 | G_CALLBACK (configure_event), |
| 405 | (gpointer)drawing); |
| 406 | |
| 407 | g_signal_connect (G_OBJECT(drawing->drawing_area), |
| 408 | "expose_event", |
| 409 | G_CALLBACK (expose_event), |
| 410 | (gpointer)drawing); |
| 411 | |
| 412 | g_signal_connect (G_OBJECT(drawing->drawing_area), |
| 413 | "button-press-event", |
| 414 | G_CALLBACK (button_press_event), |
| 415 | (gpointer)drawing); |
| 416 | |
| 417 | |
| 418 | return drawing; |
| 419 | } |
| 420 | |
| 421 | void drawing_destroy(Drawing_t *drawing) |
| 422 | { |
| 423 | |
| 424 | // Do not unref here, Drawing_t destroyed by it's widget. |
| 425 | //g_object_unref( G_OBJECT(drawing->drawing_area)); |
| 426 | |
| 427 | g_free(drawing->pango_layout); |
| 428 | g_free(drawing); |
| 429 | } |
| 430 | |
| 431 | GtkWidget *drawing_get_widget(Drawing_t *drawing) |
| 432 | { |
| 433 | return drawing->drawing_area; |
| 434 | } |
| 435 | |
| 436 | /* convert_pixels_to_time |
| 437 | * |
| 438 | * Convert from window pixel and time interval to an absolute time. |
| 439 | */ |
| 440 | void convert_pixels_to_time( |
| 441 | gint width, |
| 442 | guint x, |
| 443 | LttTime *window_time_begin, |
| 444 | LttTime *window_time_end, |
| 445 | LttTime *time) |
| 446 | { |
| 447 | LttTime window_time_interval; |
| 448 | |
| 449 | window_time_interval = ltt_time_sub(*window_time_end, |
| 450 | *window_time_begin); |
| 451 | *time = ltt_time_mul(window_time_interval, (x/(float)width)); |
| 452 | *time = ltt_time_add(*window_time_begin, *time); |
| 453 | } |
| 454 | |
| 455 | |
| 456 | |
| 457 | void convert_time_to_pixels( |
| 458 | LttTime window_time_begin, |
| 459 | LttTime window_time_end, |
| 460 | LttTime time, |
| 461 | int width, |
| 462 | guint *x) |
| 463 | { |
| 464 | LttTime window_time_interval; |
| 465 | float interval_float, time_float; |
| 466 | |
| 467 | window_time_interval = ltt_time_sub(window_time_end,window_time_begin); |
| 468 | |
| 469 | time = ltt_time_sub(time, window_time_begin); |
| 470 | |
| 471 | interval_float = ltt_time_to_double(window_time_interval); |
| 472 | time_float = ltt_time_to_double(time); |
| 473 | |
| 474 | *x = (guint)(time_float/interval_float * width); |
| 475 | |
| 476 | } |
| 477 | |
| 478 | void drawing_refresh ( Drawing_t *drawing, |
| 479 | guint x, guint y, |
| 480 | guint width, guint height) |
| 481 | { |
| 482 | g_info("Drawing.c : drawing_refresh %u, %u, %u, %u", x, y, width, height); |
| 483 | GdkRectangle update_rect; |
| 484 | |
| 485 | gdk_draw_drawable( |
| 486 | drawing->drawing_area->window, |
| 487 | drawing->drawing_area-> |
| 488 | style->fg_gc[GTK_WIDGET_STATE (drawing->drawing_area)], |
| 489 | GDK_DRAWABLE(drawing->pixmap), |
| 490 | x, y, |
| 491 | x, y, |
| 492 | width, height); |
| 493 | |
| 494 | update_rect.x = 0 ; |
| 495 | update_rect.y = 0 ; |
| 496 | update_rect.width = drawing->width; |
| 497 | update_rect.height = drawing->height ; |
| 498 | gtk_widget_draw( drawing->drawing_area, &update_rect); |
| 499 | |
| 500 | } |
| 501 | |
| 502 | |
| 503 | void drawing_draw_line( Drawing_t *drawing, |
| 504 | GdkPixmap *pixmap, |
| 505 | guint x1, guint y1, |
| 506 | guint x2, guint y2, |
| 507 | GdkGC *GC) |
| 508 | { |
| 509 | gdk_draw_line (pixmap, |
| 510 | GC, |
| 511 | x1, y1, x2, y2); |
| 512 | } |
| 513 | |
| 514 | |
| 515 | |
| 516 | |
| 517 | void drawing_resize(Drawing_t *drawing, guint h, guint w) |
| 518 | { |
| 519 | drawing->height = h ; |
| 520 | drawing->width = w ; |
| 521 | |
| 522 | gtk_widget_set_size_request ( drawing->drawing_area, |
| 523 | drawing->width, |
| 524 | drawing->height); |
| 525 | |
| 526 | |
| 527 | } |
| 528 | |
| 529 | |
| 530 | /* Insert a square corresponding to a new process in the list */ |
| 531 | /* Applies to whole drawing->width */ |
| 532 | void drawing_insert_square(Drawing_t *drawing, |
| 533 | guint y, |
| 534 | guint height) |
| 535 | { |
| 536 | //GdkRectangle update_rect; |
| 537 | |
| 538 | /* Allocate a new pixmap with new height */ |
| 539 | GdkPixmap *pixmap = gdk_pixmap_new(drawing->drawing_area->window, |
| 540 | drawing->width + SAFETY, |
| 541 | drawing->height + height + SAFETY, |
| 542 | -1); |
| 543 | |
| 544 | /* Copy the high region */ |
| 545 | gdk_draw_drawable (pixmap, |
| 546 | drawing->drawing_area->style->black_gc, |
| 547 | drawing->pixmap, |
| 548 | 0, 0, |
| 549 | 0, 0, |
| 550 | drawing->width + SAFETY, y); |
| 551 | |
| 552 | |
| 553 | |
| 554 | |
| 555 | /* add an empty square */ |
| 556 | gdk_draw_rectangle (pixmap, |
| 557 | drawing->drawing_area->style->white_gc, |
| 558 | TRUE, |
| 559 | 0, y, |
| 560 | drawing->width + SAFETY, // do not overlap |
| 561 | height); |
| 562 | |
| 563 | |
| 564 | |
| 565 | /* copy the bottom of the region */ |
| 566 | gdk_draw_drawable (pixmap, |
| 567 | drawing->drawing_area->style->black_gc, |
| 568 | drawing->pixmap, |
| 569 | 0, y, |
| 570 | 0, y + height, |
| 571 | drawing->width+SAFETY, drawing->height - y + SAFETY); |
| 572 | |
| 573 | |
| 574 | |
| 575 | |
| 576 | if (drawing->pixmap) |
| 577 | gdk_pixmap_unref(drawing->pixmap); |
| 578 | |
| 579 | drawing->pixmap = pixmap; |
| 580 | |
| 581 | drawing->height+=height; |
| 582 | |
| 583 | /* Rectangle to update, from new drawing dimensions */ |
| 584 | //update_rect.x = 0 ; |
| 585 | //update_rect.y = y ; |
| 586 | //update_rect.width = drawing->width; |
| 587 | //update_rect.height = drawing->height - y ; |
| 588 | //gtk_widget_draw( drawing->drawing_area, &update_rect); |
| 589 | } |
| 590 | |
| 591 | |
| 592 | /* Remove a square corresponding to a removed process in the list */ |
| 593 | void drawing_remove_square(Drawing_t *drawing, |
| 594 | guint y, |
| 595 | guint height) |
| 596 | { |
| 597 | //GdkRectangle update_rect; |
| 598 | |
| 599 | /* Allocate a new pixmap with new height */ |
| 600 | GdkPixmap *pixmap = gdk_pixmap_new( |
| 601 | drawing->drawing_area->window, |
| 602 | drawing->width + SAFETY, |
| 603 | drawing->height - height + SAFETY, |
| 604 | -1); |
| 605 | |
| 606 | /* Copy the high region */ |
| 607 | gdk_draw_drawable (pixmap, |
| 608 | drawing->drawing_area->style->black_gc, |
| 609 | drawing->pixmap, |
| 610 | 0, 0, |
| 611 | 0, 0, |
| 612 | drawing->width + SAFETY, y); |
| 613 | |
| 614 | |
| 615 | |
| 616 | /* Copy up the bottom of the region */ |
| 617 | gdk_draw_drawable (pixmap, |
| 618 | drawing->drawing_area->style->black_gc, |
| 619 | drawing->pixmap, |
| 620 | 0, y + height, |
| 621 | 0, y, |
| 622 | drawing->width, drawing->height - y - height + SAFETY); |
| 623 | |
| 624 | |
| 625 | if (drawing->pixmap) |
| 626 | gdk_pixmap_unref(drawing->pixmap); |
| 627 | |
| 628 | drawing->pixmap = pixmap; |
| 629 | |
| 630 | drawing->height-=height; |
| 631 | |
| 632 | /* Rectangle to update, from new drawing dimensions */ |
| 633 | //update_rect.x = 0 ; |
| 634 | //update_rect.y = y ; |
| 635 | //update_rect.width = drawing->width; |
| 636 | //update_rect.height = drawing->height - y ; |
| 637 | //gtk_widget_draw( drawing->drawing_area, &update_rect); |
| 638 | } |
| 639 | |
| 640 | |