| 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_V), |
| 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_V->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_V->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->Parent_Window); |
| 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 | |
| 100 | g_critical("req : start : %u, %u", event_request.time_begin.tv_sec, |
| 101 | event_request.time_begin.tv_nsec); |
| 102 | |
| 103 | g_critical("req : end : %u, %u", event_request.time_end.tv_sec, |
| 104 | event_request.time_end.tv_nsec); |
| 105 | |
| 106 | LttvHooks *event = lttv_hooks_new(); |
| 107 | state_add_event_hooks_api(control_flow_data->Parent_Window); |
| 108 | lttv_hooks_add(event, draw_event_hook, &event_request); |
| 109 | |
| 110 | lttv_process_traceset_seek_time(tsc, start); |
| 111 | lttv_traceset_context_add_hooks(tsc, |
| 112 | NULL, NULL, NULL, NULL, NULL, NULL, |
| 113 | NULL, NULL, NULL, event, NULL); |
| 114 | lttv_process_traceset(tsc, end, G_MAXULONG); |
| 115 | lttv_traceset_context_remove_hooks(tsc, NULL, NULL, NULL, NULL, NULL, NULL, |
| 116 | NULL, NULL, NULL, event, NULL); |
| 117 | |
| 118 | state_remove_event_hooks_api(control_flow_data->Parent_Window); |
| 119 | lttv_hooks_destroy(event); |
| 120 | } |
| 121 | |
| 122 | /* Callbacks */ |
| 123 | |
| 124 | |
| 125 | /* Create a new backing pixmap of the appropriate size */ |
| 126 | /* As the scaling will always change, it's of no use to copy old |
| 127 | * pixmap. |
| 128 | */ |
| 129 | static gboolean |
| 130 | configure_event( GtkWidget *widget, GdkEventConfigure *event, |
| 131 | gpointer user_data) |
| 132 | { |
| 133 | Drawing_t *Drawing = (Drawing_t*)user_data; |
| 134 | |
| 135 | |
| 136 | /* First, get the new time interval of the main window */ |
| 137 | /* we assume (see documentation) that the main window |
| 138 | * has updated the time interval before this configure gets |
| 139 | * executed. |
| 140 | */ |
| 141 | get_time_window(Drawing->Control_Flow_Data->Parent_Window, |
| 142 | &Drawing->Control_Flow_Data->Time_Window); |
| 143 | |
| 144 | /* New Pixmap, size of the configure event */ |
| 145 | //GdkPixmap *Pixmap = gdk_pixmap_new(widget->window, |
| 146 | // widget->allocation.width + SAFETY, |
| 147 | // widget->allocation.height + SAFETY, |
| 148 | // -1); |
| 149 | |
| 150 | g_critical("drawing configure event"); |
| 151 | g_critical("New draw size : %i by %i",widget->allocation.width, widget->allocation.height); |
| 152 | |
| 153 | |
| 154 | if (Drawing->Pixmap) |
| 155 | gdk_pixmap_unref(Drawing->Pixmap); |
| 156 | |
| 157 | /* If no old Pixmap present */ |
| 158 | //if(Drawing->Pixmap == NULL) |
| 159 | { |
| 160 | Drawing->Pixmap = gdk_pixmap_new( |
| 161 | widget->window, |
| 162 | widget->allocation.width + SAFETY, |
| 163 | widget->allocation.height + SAFETY, |
| 164 | //ProcessList_get_height |
| 165 | // (GuiControlFlow_get_Process_List(Drawing->Control_Flow_Data)), |
| 166 | -1); |
| 167 | Drawing->width = widget->allocation.width; |
| 168 | Drawing->height = widget->allocation.height; |
| 169 | |
| 170 | |
| 171 | // Clear the image |
| 172 | gdk_draw_rectangle (Drawing->Pixmap, |
| 173 | widget->style->white_gc, |
| 174 | TRUE, |
| 175 | 0, 0, |
| 176 | widget->allocation.width+SAFETY, |
| 177 | widget->allocation.height+SAFETY); |
| 178 | |
| 179 | //g_info("init data request"); |
| 180 | |
| 181 | |
| 182 | /* Initial data request */ |
| 183 | // Do not need to ask for data of 1 pixel : not synchronized with |
| 184 | // main window time at this moment. |
| 185 | drawing_data_request(Drawing, &Drawing->Pixmap, 0, 0, |
| 186 | widget->allocation.width, |
| 187 | widget->allocation.height); |
| 188 | |
| 189 | Drawing->width = widget->allocation.width; |
| 190 | Drawing->height = widget->allocation.height; |
| 191 | |
| 192 | return TRUE; |
| 193 | |
| 194 | |
| 195 | |
| 196 | } |
| 197 | #ifdef NOTUSE |
| 198 | // /* Draw empty background */ |
| 199 | // gdk_draw_rectangle (Pixmap, |
| 200 | // widget->style->black_gc, |
| 201 | // TRUE, |
| 202 | // 0, 0, |
| 203 | // widget->allocation.width, |
| 204 | // widget->allocation.height); |
| 205 | |
| 206 | /* Copy old data to new pixmap */ |
| 207 | gdk_draw_drawable (Pixmap, |
| 208 | widget->style->white_gc, |
| 209 | Drawing->Pixmap, |
| 210 | 0, 0, |
| 211 | 0, 0, |
| 212 | -1, -1); |
| 213 | |
| 214 | if (Drawing->Pixmap) |
| 215 | gdk_pixmap_unref(Drawing->Pixmap); |
| 216 | |
| 217 | Drawing->Pixmap = Pixmap; |
| 218 | |
| 219 | // Clear the bottom part of the image (SAFETY) |
| 220 | gdk_draw_rectangle (Pixmap, |
| 221 | widget->style->white_gc, |
| 222 | TRUE, |
| 223 | 0, Drawing->height+SAFETY, |
| 224 | Drawing->width+SAFETY, // do not overlap |
| 225 | (widget->allocation.height) - Drawing->height); |
| 226 | |
| 227 | // Clear the right part of the image (SAFETY) |
| 228 | gdk_draw_rectangle (Pixmap, |
| 229 | widget->style->white_gc, |
| 230 | TRUE, |
| 231 | Drawing->width+SAFETY, 0, |
| 232 | (widget->allocation.width) - Drawing->width, // do not overlap |
| 233 | Drawing->height+SAFETY); |
| 234 | |
| 235 | /* Clear the backgound for data request, but not SAFETY */ |
| 236 | gdk_draw_rectangle (Pixmap, |
| 237 | Drawing->Drawing_Area_V->style->white_gc, |
| 238 | TRUE, |
| 239 | Drawing->width + SAFETY, 0, |
| 240 | widget->allocation.width - Drawing->width, // do not overlap |
| 241 | widget->allocation.height+SAFETY); |
| 242 | |
| 243 | /* Request data for missing space */ |
| 244 | g_info("missing data request"); |
| 245 | drawing_data_request(Drawing, &Pixmap, Drawing->width, 0, |
| 246 | widget->allocation.width - Drawing->width, |
| 247 | widget->allocation.height); |
| 248 | |
| 249 | Drawing->width = widget->allocation.width; |
| 250 | Drawing->height = widget->allocation.height; |
| 251 | |
| 252 | return TRUE; |
| 253 | #endif //NOTUSE |
| 254 | } |
| 255 | |
| 256 | |
| 257 | /* Redraw the screen from the backing pixmap */ |
| 258 | static gboolean |
| 259 | expose_event( GtkWidget *widget, GdkEventExpose *event, gpointer user_data ) |
| 260 | { |
| 261 | Drawing_t *Drawing = (Drawing_t*)user_data; |
| 262 | g_critical("drawing expose event"); |
| 263 | |
| 264 | gdk_draw_pixmap(widget->window, |
| 265 | widget->style->fg_gc[GTK_WIDGET_STATE (widget)], |
| 266 | Drawing->Pixmap, |
| 267 | event->area.x, event->area.y, |
| 268 | event->area.x, event->area.y, |
| 269 | event->area.width, event->area.height); |
| 270 | |
| 271 | return FALSE; |
| 272 | } |
| 273 | |
| 274 | Drawing_t *drawing_construct(ControlFlowData *Control_Flow_Data) |
| 275 | { |
| 276 | Drawing_t *Drawing = g_new(Drawing_t, 1); |
| 277 | |
| 278 | Drawing->Drawing_Area_V = gtk_drawing_area_new (); |
| 279 | Drawing->Control_Flow_Data = Control_Flow_Data; |
| 280 | |
| 281 | Drawing->pango_layout = |
| 282 | gtk_widget_create_pango_layout(Drawing->Drawing_Area_V, NULL); |
| 283 | |
| 284 | //gtk_widget_set_size_request(Drawing->Drawing_Area_V->window, 50, 50); |
| 285 | g_object_set_data_full( |
| 286 | G_OBJECT(Drawing->Drawing_Area_V), |
| 287 | "Link_Drawing_Data", |
| 288 | Drawing, |
| 289 | (GDestroyNotify)drawing_destroy); |
| 290 | |
| 291 | //gtk_widget_modify_bg( Drawing->Drawing_Area_V, |
| 292 | // GTK_STATE_NORMAL, |
| 293 | // &CF_Colors[BLACK]); |
| 294 | |
| 295 | //gdk_window_get_geometry(Drawing->Drawing_Area_V->window, |
| 296 | // NULL, NULL, |
| 297 | // &(Drawing->width), |
| 298 | // &(Drawing->height), |
| 299 | // -1); |
| 300 | |
| 301 | //Drawing->Pixmap = gdk_pixmap_new( |
| 302 | // Drawing->Drawing_Area_V->window, |
| 303 | // Drawing->width, |
| 304 | // Drawing->height, |
| 305 | // Drawing->depth); |
| 306 | |
| 307 | Drawing->Pixmap = NULL; |
| 308 | |
| 309 | // Drawing->Pixmap = gdk_pixmap_new(Drawing->Drawing_Area_V->window, |
| 310 | // Drawing->Drawing_Area_V->allocation.width, |
| 311 | // Drawing->Drawing_Area_V->allocation.height, |
| 312 | // -1); |
| 313 | |
| 314 | g_signal_connect (G_OBJECT(Drawing->Drawing_Area_V), |
| 315 | "configure_event", |
| 316 | G_CALLBACK (configure_event), |
| 317 | (gpointer)Drawing); |
| 318 | |
| 319 | g_signal_connect (G_OBJECT(Drawing->Drawing_Area_V), |
| 320 | "expose_event", |
| 321 | G_CALLBACK (expose_event), |
| 322 | (gpointer)Drawing); |
| 323 | |
| 324 | return Drawing; |
| 325 | } |
| 326 | |
| 327 | void drawing_destroy(Drawing_t *Drawing) |
| 328 | { |
| 329 | |
| 330 | // Do not unref here, Drawing_t destroyed by it's widget. |
| 331 | //g_object_unref( G_OBJECT(Drawing->Drawing_Area_V)); |
| 332 | |
| 333 | g_free(Drawing->pango_layout); |
| 334 | g_free(Drawing); |
| 335 | } |
| 336 | |
| 337 | GtkWidget *drawing_get_widget(Drawing_t *Drawing) |
| 338 | { |
| 339 | return Drawing->Drawing_Area_V; |
| 340 | } |
| 341 | |
| 342 | /* convert_pixels_to_time |
| 343 | * |
| 344 | * Convert from window pixel and time interval to an absolute time. |
| 345 | */ |
| 346 | void convert_pixels_to_time( |
| 347 | gint width, |
| 348 | guint x, |
| 349 | LttTime *window_time_begin, |
| 350 | LttTime *window_time_end, |
| 351 | LttTime *time) |
| 352 | { |
| 353 | LttTime window_time_interval; |
| 354 | |
| 355 | window_time_interval = ltt_time_sub(*window_time_end, |
| 356 | *window_time_begin); |
| 357 | *time = ltt_time_mul(window_time_interval, (x/(float)width)); |
| 358 | *time = ltt_time_add(*window_time_begin, *time); |
| 359 | } |
| 360 | |
| 361 | |
| 362 | |
| 363 | void convert_time_to_pixels( |
| 364 | LttTime window_time_begin, |
| 365 | LttTime window_time_end, |
| 366 | LttTime time, |
| 367 | int width, |
| 368 | guint *x) |
| 369 | { |
| 370 | LttTime window_time_interval; |
| 371 | float interval_float, time_float; |
| 372 | |
| 373 | window_time_interval = ltt_time_sub(window_time_end,window_time_begin); |
| 374 | |
| 375 | time = ltt_time_sub(time, window_time_begin); |
| 376 | |
| 377 | interval_float = ltt_time_to_double(window_time_interval); |
| 378 | time_float = ltt_time_to_double(time); |
| 379 | |
| 380 | *x = (guint)(time_float/interval_float * width); |
| 381 | |
| 382 | } |
| 383 | |
| 384 | void drawing_refresh ( Drawing_t *Drawing, |
| 385 | guint x, guint y, |
| 386 | guint width, guint height) |
| 387 | { |
| 388 | g_info("Drawing.c : drawing_refresh %u, %u, %u, %u", x, y, width, height); |
| 389 | GdkRectangle update_rect; |
| 390 | |
| 391 | gdk_draw_drawable( |
| 392 | Drawing->Drawing_Area_V->window, |
| 393 | Drawing->Drawing_Area_V-> |
| 394 | style->fg_gc[GTK_WIDGET_STATE (Drawing->Drawing_Area_V)], |
| 395 | GDK_DRAWABLE(Drawing->Pixmap), |
| 396 | x, y, |
| 397 | x, y, |
| 398 | width, height); |
| 399 | |
| 400 | update_rect.x = 0 ; |
| 401 | update_rect.y = 0 ; |
| 402 | update_rect.width = Drawing->width; |
| 403 | update_rect.height = Drawing->height ; |
| 404 | gtk_widget_draw( Drawing->Drawing_Area_V, &update_rect); |
| 405 | |
| 406 | } |
| 407 | |
| 408 | |
| 409 | void drawing_draw_line( Drawing_t *Drawing, |
| 410 | GdkPixmap *Pixmap, |
| 411 | guint x1, guint y1, |
| 412 | guint x2, guint y2, |
| 413 | GdkGC *GC) |
| 414 | { |
| 415 | gdk_draw_line (Pixmap, |
| 416 | GC, |
| 417 | x1, y1, x2, y2); |
| 418 | } |
| 419 | |
| 420 | |
| 421 | |
| 422 | |
| 423 | void drawing_resize(Drawing_t *Drawing, guint h, guint w) |
| 424 | { |
| 425 | Drawing->height = h ; |
| 426 | Drawing->width = w ; |
| 427 | |
| 428 | gtk_widget_set_size_request ( Drawing->Drawing_Area_V, |
| 429 | Drawing->width, |
| 430 | Drawing->height); |
| 431 | |
| 432 | |
| 433 | } |
| 434 | |
| 435 | |
| 436 | /* Insert a square corresponding to a new process in the list */ |
| 437 | /* Applies to whole Drawing->width */ |
| 438 | void drawing_insert_square(Drawing_t *Drawing, |
| 439 | guint y, |
| 440 | guint height) |
| 441 | { |
| 442 | //GdkRectangle update_rect; |
| 443 | |
| 444 | /* Allocate a new pixmap with new height */ |
| 445 | GdkPixmap *Pixmap = gdk_pixmap_new(Drawing->Drawing_Area_V->window, |
| 446 | Drawing->width + SAFETY, |
| 447 | Drawing->height + height + SAFETY, |
| 448 | -1); |
| 449 | |
| 450 | /* Copy the high region */ |
| 451 | gdk_draw_drawable (Pixmap, |
| 452 | Drawing->Drawing_Area_V->style->black_gc, |
| 453 | Drawing->Pixmap, |
| 454 | 0, 0, |
| 455 | 0, 0, |
| 456 | Drawing->width + SAFETY, y); |
| 457 | |
| 458 | |
| 459 | |
| 460 | |
| 461 | /* add an empty square */ |
| 462 | gdk_draw_rectangle (Pixmap, |
| 463 | Drawing->Drawing_Area_V->style->black_gc, |
| 464 | TRUE, |
| 465 | 0, y, |
| 466 | Drawing->width + SAFETY, // do not overlap |
| 467 | height); |
| 468 | |
| 469 | |
| 470 | |
| 471 | /* copy the bottom of the region */ |
| 472 | gdk_draw_drawable (Pixmap, |
| 473 | Drawing->Drawing_Area_V->style->black_gc, |
| 474 | Drawing->Pixmap, |
| 475 | 0, y, |
| 476 | 0, y + height, |
| 477 | Drawing->width+SAFETY, Drawing->height - y + SAFETY); |
| 478 | |
| 479 | |
| 480 | |
| 481 | |
| 482 | if (Drawing->Pixmap) |
| 483 | gdk_pixmap_unref(Drawing->Pixmap); |
| 484 | |
| 485 | Drawing->Pixmap = Pixmap; |
| 486 | |
| 487 | Drawing->height+=height; |
| 488 | |
| 489 | /* Rectangle to update, from new Drawing dimensions */ |
| 490 | //update_rect.x = 0 ; |
| 491 | //update_rect.y = y ; |
| 492 | //update_rect.width = Drawing->width; |
| 493 | //update_rect.height = Drawing->height - y ; |
| 494 | //gtk_widget_draw( Drawing->Drawing_Area_V, &update_rect); |
| 495 | } |
| 496 | |
| 497 | |
| 498 | /* Remove a square corresponding to a removed process in the list */ |
| 499 | void drawing_remove_square(Drawing_t *Drawing, |
| 500 | guint y, |
| 501 | guint height) |
| 502 | { |
| 503 | //GdkRectangle update_rect; |
| 504 | |
| 505 | /* Allocate a new pixmap with new height */ |
| 506 | GdkPixmap *Pixmap = gdk_pixmap_new( |
| 507 | Drawing->Drawing_Area_V->window, |
| 508 | Drawing->width + SAFETY, |
| 509 | Drawing->height - height + SAFETY, |
| 510 | -1); |
| 511 | |
| 512 | /* Copy the high region */ |
| 513 | gdk_draw_drawable (Pixmap, |
| 514 | Drawing->Drawing_Area_V->style->black_gc, |
| 515 | Drawing->Pixmap, |
| 516 | 0, 0, |
| 517 | 0, 0, |
| 518 | Drawing->width + SAFETY, y); |
| 519 | |
| 520 | |
| 521 | |
| 522 | /* Copy up the bottom of the region */ |
| 523 | gdk_draw_drawable (Pixmap, |
| 524 | Drawing->Drawing_Area_V->style->black_gc, |
| 525 | Drawing->Pixmap, |
| 526 | 0, y + height, |
| 527 | 0, y, |
| 528 | Drawing->width, Drawing->height - y - height + SAFETY); |
| 529 | |
| 530 | |
| 531 | if (Drawing->Pixmap) |
| 532 | gdk_pixmap_unref(Drawing->Pixmap); |
| 533 | |
| 534 | Drawing->Pixmap = Pixmap; |
| 535 | |
| 536 | Drawing->height-=height; |
| 537 | |
| 538 | /* Rectangle to update, from new Drawing dimensions */ |
| 539 | //update_rect.x = 0 ; |
| 540 | //update_rect.y = y ; |
| 541 | //update_rect.width = Drawing->width; |
| 542 | //update_rect.height = Drawing->height - y ; |
| 543 | //gtk_widget_draw( Drawing->Drawing_Area_V, &update_rect); |
| 544 | } |
| 545 | |
| 546 | |