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1 | |
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2 | #include "Drawing.h" |
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3 | #include "CFV.h" |
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4 | #include <gtk/gtk.h> |
5 | #include <gdk/gdk.h> |
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6 | |
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7 | #include <lttv/processTrace.h> |
8 | |
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9 | |
10 | #define g_info(format...) g_log (G_LOG_DOMAIN, G_LOG_LEVEL_INFO, format) |
11 | #define g_debug(format...) g_log (G_LOG_DOMAIN, G_LOG_LEVEL_DEBUG, format) |
12 | |
13 | |
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14 | /***************************************************************************** |
15 | * Drawing functions * |
16 | *****************************************************************************/ |
17 | |
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18 | //FIXME Colors will need to be dynamic. Graphic context part not done so far. |
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19 | typedef enum |
20 | { |
21 | RED, |
22 | GREEN, |
23 | BLUE, |
24 | WHITE, |
25 | BLACK |
26 | |
27 | } ControlFlowColors; |
28 | |
29 | /* Vector of unallocated colors */ |
30 | static GdkColor CF_Colors [] = |
31 | { |
32 | { 0, 0xffff, 0x0000, 0x0000 }, // RED |
33 | { 0, 0x0000, 0xffff, 0x0000 }, // GREEN |
34 | { 0, 0x0000, 0x0000, 0xffff }, // BLUE |
35 | { 0, 0xffff, 0xffff, 0xffff }, // WHITE |
36 | { 0, 0x0000, 0x0000, 0x0000 } // BLACK |
37 | }; |
38 | |
39 | |
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40 | //struct _Drawing_t { |
41 | // GtkWidget *Drawing_Area_V; |
42 | // GdkPixmap *Pixmap; |
43 | // ControlFlowData *Control_Flow_Data; |
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44 | |
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45 | // gint height, width, depth; |
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46 | |
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47 | //}; |
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48 | |
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49 | /* Function responsible for updating the exposed area. |
50 | * It must call processTrace() to ask for this update. |
51 | */ |
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52 | void drawing_data_request(Drawing_t *Drawing, |
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53 | GdkPixmap **Pixmap, |
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54 | gint x, gint y, |
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55 | gint width, |
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56 | gint height) |
57 | { |
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58 | if(width < 0) return ; |
59 | if(height < 0) return ; |
60 | |
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61 | gdk_draw_rectangle (*Pixmap, |
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62 | Drawing->Drawing_Area_V->style->white_gc, |
63 | TRUE, |
64 | x, y, |
65 | width, // do not overlap |
66 | height); |
67 | |
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68 | send_test_process( |
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69 | guicontrolflow_get_process_list(Drawing->Control_Flow_Data), |
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70 | Drawing); |
71 | send_test_drawing( |
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72 | guicontrolflow_get_process_list(Drawing->Control_Flow_Data), |
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73 | Drawing, *Pixmap, x, y, width, height); |
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74 | |
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75 | } |
76 | |
77 | /* Callbacks */ |
78 | |
79 | |
80 | /* Create a new backing pixmap of the appropriate size */ |
81 | static gboolean |
82 | configure_event( GtkWidget *widget, GdkEventConfigure *event, |
83 | gpointer user_data) |
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84 | { |
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85 | Drawing_t *Drawing = (Drawing_t*)user_data; |
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86 | |
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87 | /* New Pixmap, size of the configure event */ |
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88 | GdkPixmap *Pixmap = gdk_pixmap_new(widget->window, |
89 | widget->allocation.width, |
90 | widget->allocation.height, |
91 | -1); |
92 | |
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93 | g_critical("drawing configure event"); |
94 | |
95 | /* If no old Pixmap present */ |
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96 | if(Drawing->Pixmap == NULL) |
97 | { |
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98 | Drawing->Pixmap = gdk_pixmap_new( |
99 | widget->window, |
100 | widget->allocation.width, |
101 | widget->allocation.height, |
102 | //ProcessList_get_height |
103 | // (GuiControlFlow_get_Process_List(Drawing->Control_Flow_Data)), |
104 | -1); |
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105 | Drawing->width = widget->allocation.width; |
106 | Drawing->height = widget->allocation.height; |
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107 | g_critical("init data"); |
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108 | /* Initial data request */ |
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109 | drawing_data_request(Drawing, &Drawing->Pixmap, 0, 0, |
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110 | widget->allocation.width, |
111 | widget->allocation.height); |
112 | |
113 | } |
114 | // /* Draw empty background */ |
115 | // gdk_draw_rectangle (Pixmap, |
116 | // widget->style->black_gc, |
117 | // TRUE, |
118 | // 0, 0, |
119 | // widget->allocation.width, |
120 | // widget->allocation.height); |
121 | |
122 | /* Copy old data to new pixmap */ |
123 | gdk_draw_drawable (Pixmap, |
124 | widget->style->white_gc, |
125 | Drawing->Pixmap, |
126 | 0, 0, |
127 | 0, 0, |
128 | -1, -1); |
129 | |
130 | /* Request data for missing space */ |
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131 | g_critical("missing data"); |
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132 | drawing_data_request(Drawing, &Pixmap, Drawing->width, 0, |
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133 | widget->allocation.width - Drawing->width, |
134 | widget->allocation.height); |
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135 | drawing_data_request(Drawing, &Pixmap, 0, Drawing->height, |
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136 | Drawing->width, |
137 | widget->allocation.height - Drawing->height); |
138 | |
139 | // gdk_draw_rectangle (Pixmap, |
140 | // widget->style->white_gc, |
141 | // TRUE, |
142 | // Drawing->width, 0, |
143 | // widget->allocation.width - |
144 | // Drawing->width, |
145 | // widget->allocation.height); |
146 | |
147 | // gdk_draw_rectangle (Pixmap, |
148 | // widget->style->white_gc, |
149 | // TRUE, |
150 | // 0, Drawing->height, |
151 | // Drawing->width, // do not overlap |
152 | // widget->allocation.height - |
153 | // Drawing->height); |
154 | |
155 | |
156 | |
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157 | |
158 | if (Drawing->Pixmap) |
159 | gdk_pixmap_unref(Drawing->Pixmap); |
160 | |
161 | Drawing->Pixmap = Pixmap; |
162 | Drawing->width = widget->allocation.width; |
163 | Drawing->height = widget->allocation.height; |
164 | |
165 | return TRUE; |
166 | } |
167 | |
168 | |
169 | /* Redraw the screen from the backing pixmap */ |
170 | static gboolean |
171 | expose_event( GtkWidget *widget, GdkEventExpose *event, gpointer user_data ) |
172 | { |
173 | Drawing_t *Drawing = (Drawing_t*)user_data; |
174 | g_critical("drawing expose event"); |
175 | |
176 | gdk_draw_pixmap(widget->window, |
177 | widget->style->fg_gc[GTK_WIDGET_STATE (widget)], |
178 | Drawing->Pixmap, |
179 | event->area.x, event->area.y, |
180 | event->area.x, event->area.y, |
181 | event->area.width, event->area.height); |
182 | |
183 | return FALSE; |
184 | } |
185 | |
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186 | Drawing_t *drawing_construct(ControlFlowData *Control_Flow_Data) |
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187 | { |
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188 | Drawing_t *Drawing = g_new(Drawing_t, 1); |
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189 | |
190 | Drawing->Drawing_Area_V = gtk_drawing_area_new (); |
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191 | Drawing->Control_Flow_Data = Control_Flow_Data; |
192 | |
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193 | //gtk_widget_set_size_request(Drawing->Drawing_Area_V->window, 50, 50); |
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194 | g_object_set_data_full( |
195 | G_OBJECT(Drawing->Drawing_Area_V), |
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196 | "Link_Drawing_Data", |
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197 | Drawing, |
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198 | (GDestroyNotify)drawing_destroy); |
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199 | |
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200 | //gtk_widget_modify_bg( Drawing->Drawing_Area_V, |
201 | // GTK_STATE_NORMAL, |
202 | // &CF_Colors[BLACK]); |
203 | |
204 | //gdk_window_get_geometry(Drawing->Drawing_Area_V->window, |
205 | // NULL, NULL, |
206 | // &(Drawing->width), |
207 | // &(Drawing->height), |
208 | // -1); |
209 | |
210 | //Drawing->Pixmap = gdk_pixmap_new( |
211 | // Drawing->Drawing_Area_V->window, |
212 | // Drawing->width, |
213 | // Drawing->height, |
214 | // Drawing->depth); |
215 | |
216 | Drawing->Pixmap = NULL; |
217 | |
218 | // Drawing->Pixmap = gdk_pixmap_new(Drawing->Drawing_Area_V->window, |
219 | // Drawing->Drawing_Area_V->allocation.width, |
220 | // Drawing->Drawing_Area_V->allocation.height, |
221 | // -1); |
222 | |
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223 | g_signal_connect (G_OBJECT(Drawing->Drawing_Area_V), |
224 | "configure_event", |
225 | G_CALLBACK (configure_event), |
226 | (gpointer)Drawing); |
227 | |
228 | g_signal_connect (G_OBJECT(Drawing->Drawing_Area_V), |
229 | "expose_event", |
230 | G_CALLBACK (expose_event), |
231 | (gpointer)Drawing); |
232 | |
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233 | return Drawing; |
234 | } |
235 | |
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236 | void drawing_destroy(Drawing_t *Drawing) |
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237 | { |
238 | |
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239 | // Do not unref here, Drawing_t destroyed by it's widget. |
240 | //g_object_unref( G_OBJECT(Drawing->Drawing_Area_V)); |
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241 | |
242 | g_free(Drawing); |
243 | } |
244 | |
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245 | GtkWidget *drawing_get_widget(Drawing_t *Drawing) |
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246 | { |
247 | return Drawing->Drawing_Area_V; |
248 | } |
249 | |
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250 | /* get_time_from_pixels |
251 | * |
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252 | * Get the time interval from window time and pixels, and pixels requested. |
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253 | */ |
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254 | void convert_pixels_to_time( |
255 | Drawing_t *Drawing, |
256 | guint x, |
257 | LttTime *window_time_begin, |
258 | LttTime *window_time_end, |
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259 | LttTime *time) |
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260 | { |
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261 | LttTime window_time_interval; |
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262 | |
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263 | window_time_interval = ltt_time_sub(*window_time_end, |
264 | *window_time_begin); |
265 | *time = ltt_time_mul(window_time_interval, (x/(float)Drawing->width)); |
266 | *time = ltt_time_add(*window_time_begin, *time); |
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267 | } |
268 | |
269 | |
270 | |
271 | void convert_time_to_pixels( |
272 | LttTime window_time_begin, |
273 | LttTime window_time_end, |
274 | LttTime time, |
275 | Drawing_t *Drawing, |
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276 | guint *x) |
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277 | { |
278 | LttTime window_time_interval; |
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279 | float interval_float, time_float; |
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280 | |
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281 | window_time_interval = ltt_time_sub(window_time_end,window_time_begin); |
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282 | |
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283 | time = ltt_time_sub(time, window_time_begin); |
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284 | |
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285 | interval_float = ltt_time_to_double(window_time_interval); |
286 | time_float = ltt_time_to_double(time); |
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287 | |
288 | *x = (guint)(time_float/interval_float * Drawing->width); |
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289 | |
290 | } |
291 | |
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292 | void drawing_refresh ( Drawing_t *Drawing, |
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293 | guint x, guint y, |
294 | guint width, guint height) |
295 | { |
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296 | g_info("Drawing.c : drawing_refresh %u, %u, %u, %u", x, y, width, height); |
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297 | GdkRectangle update_rect; |
298 | |
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299 | gdk_draw_drawable( |
300 | Drawing->Drawing_Area_V->window, |
301 | Drawing->Drawing_Area_V-> |
302 | style->fg_gc[GTK_WIDGET_STATE (Drawing->Drawing_Area_V)], |
303 | GDK_DRAWABLE(Drawing->Pixmap), |
304 | x, y, |
305 | x, y, |
306 | width, height); |
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307 | |
308 | update_rect.x = 0 ; |
309 | update_rect.y = 0 ; |
310 | update_rect.width = Drawing->width; |
311 | update_rect.height = Drawing->height ; |
312 | gtk_widget_draw( Drawing->Drawing_Area_V, &update_rect); |
313 | |
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314 | } |
315 | |
316 | |
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317 | void drawing_draw_line( Drawing_t *Drawing, |
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318 | GdkPixmap *Pixmap, |
319 | guint x1, guint y1, |
320 | guint x2, guint y2, |
321 | GdkGC *GC) |
322 | { |
323 | gdk_draw_line (Pixmap, |
324 | GC, |
325 | x1, y1, x2, y2); |
326 | } |
327 | |
328 | |
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329 | |
330 | |
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331 | void drawing_resize(Drawing_t *Drawing, guint h, guint w) |
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332 | { |
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333 | Drawing->height = h ; |
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334 | Drawing->width = w ; |
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335 | |
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336 | gtk_widget_set_size_request ( Drawing->Drawing_Area_V, |
337 | Drawing->width, |
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338 | Drawing->height); |
339 | |
340 | |
341 | } |
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342 | |
343 | |
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344 | /* Insert a square corresponding to a new process in the list */ |
345 | /* Applies to whole Drawing->width */ |
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346 | void drawing_insert_square(Drawing_t *Drawing, |
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347 | guint y, |
348 | guint height) |
349 | { |
350 | GdkRectangle update_rect; |
351 | |
352 | /* Allocate a new pixmap with new height */ |
353 | GdkPixmap *Pixmap = gdk_pixmap_new(Drawing->Drawing_Area_V->window, |
354 | Drawing->width, |
355 | Drawing->height + height, |
356 | -1); |
357 | |
358 | /* Copy the high region */ |
359 | gdk_draw_drawable (Pixmap, |
360 | Drawing->Drawing_Area_V->style->black_gc, |
361 | Drawing->Pixmap, |
362 | 0, 0, |
363 | 0, 0, |
364 | Drawing->width, y); |
365 | |
366 | |
367 | |
368 | |
369 | /* add an empty square */ |
370 | gdk_draw_rectangle (Pixmap, |
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371 | Drawing->Drawing_Area_V->style->black_gc, |
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372 | TRUE, |
373 | 0, y, |
374 | Drawing->width, // do not overlap |
375 | height); |
376 | |
377 | |
378 | |
379 | /* copy the bottom of the region */ |
380 | gdk_draw_drawable (Pixmap, |
381 | Drawing->Drawing_Area_V->style->black_gc, |
382 | Drawing->Pixmap, |
383 | 0, y, |
384 | 0, y + height, |
385 | Drawing->width, Drawing->height - y); |
386 | |
387 | |
388 | |
389 | |
390 | if (Drawing->Pixmap) |
391 | gdk_pixmap_unref(Drawing->Pixmap); |
392 | |
393 | Drawing->Pixmap = Pixmap; |
394 | |
395 | Drawing->height+=height; |
396 | |
397 | /* Rectangle to update, from new Drawing dimensions */ |
398 | update_rect.x = 0 ; |
399 | update_rect.y = y ; |
400 | update_rect.width = Drawing->width; |
401 | update_rect.height = Drawing->height - y ; |
402 | gtk_widget_draw( Drawing->Drawing_Area_V, &update_rect); |
403 | } |
404 | |
405 | |
406 | /* Remove a square corresponding to a removed process in the list */ |
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407 | void drawing_remove_square(Drawing_t *Drawing, |
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408 | guint y, |
409 | guint height) |
410 | { |
411 | GdkRectangle update_rect; |
412 | |
413 | /* Allocate a new pixmap with new height */ |
414 | GdkPixmap *Pixmap = gdk_pixmap_new( |
415 | Drawing->Drawing_Area_V->window, |
416 | Drawing->width, |
417 | Drawing->height - height, |
418 | -1); |
419 | |
420 | /* Copy the high region */ |
421 | gdk_draw_drawable (Pixmap, |
422 | Drawing->Drawing_Area_V->style->black_gc, |
423 | Drawing->Pixmap, |
424 | 0, 0, |
425 | 0, 0, |
426 | Drawing->width, y); |
427 | |
428 | |
429 | |
430 | /* Copy up the bottom of the region */ |
431 | gdk_draw_drawable (Pixmap, |
432 | Drawing->Drawing_Area_V->style->black_gc, |
433 | Drawing->Pixmap, |
434 | 0, y + height, |
435 | 0, y, |
436 | Drawing->width, Drawing->height - y - height); |
437 | |
438 | |
439 | if (Drawing->Pixmap) |
440 | gdk_pixmap_unref(Drawing->Pixmap); |
441 | |
442 | Drawing->Pixmap = Pixmap; |
443 | |
444 | Drawing->height-=height; |
445 | |
446 | /* Rectangle to update, from new Drawing dimensions */ |
447 | update_rect.x = 0 ; |
448 | update_rect.y = y ; |
449 | update_rect.width = Drawing->width; |
450 | update_rect.height = Drawing->height - y ; |
451 | gtk_widget_draw( Drawing->Drawing_Area_V, &update_rect); |
452 | } |
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453 | |
454 | |