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1 | |
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2 | #include <gtk/gtk.h> |
3 | #include <gdk/gdk.h> |
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4 | |
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5 | #include <lttv/processTrace.h> |
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6 | #include <lttv/gtkTraceSet.h> |
7 | #include <lttv/hook.h> |
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8 | |
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9 | #include "Drawing.h" |
10 | #include "CFV.h" |
11 | #include "CFV-private.h" |
12 | #include "Event_Hooks.h" |
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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 | |
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18 | /***************************************************************************** |
19 | * Drawing functions * |
20 | *****************************************************************************/ |
21 | |
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22 | //FIXME Colors will need to be dynamic. Graphic context part not done so far. |
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23 | typedef enum |
24 | { |
25 | RED, |
26 | GREEN, |
27 | BLUE, |
28 | WHITE, |
29 | BLACK |
30 | |
31 | } ControlFlowColors; |
32 | |
33 | /* Vector of unallocated colors */ |
34 | static GdkColor CF_Colors [] = |
35 | { |
36 | { 0, 0xffff, 0x0000, 0x0000 }, // RED |
37 | { 0, 0x0000, 0xffff, 0x0000 }, // GREEN |
38 | { 0, 0x0000, 0x0000, 0xffff }, // BLUE |
39 | { 0, 0xffff, 0xffff, 0xffff }, // WHITE |
40 | { 0, 0x0000, 0x0000, 0x0000 } // BLACK |
41 | }; |
42 | |
43 | |
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44 | /* Function responsible for updating the exposed area. |
45 | * It must call processTrace() to ask for this update. |
46 | */ |
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47 | void drawing_data_request(Drawing_t *Drawing, |
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48 | GdkPixmap **Pixmap, |
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49 | gint x, gint y, |
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50 | gint width, |
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51 | gint height) |
52 | { |
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53 | if(width < 0) return ; |
54 | if(height < 0) return ; |
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55 | ControlFlowData *control_flow_data = |
56 | (ControlFlowData*)g_object_get_data( |
57 | G_OBJECT( |
58 | Drawing->Drawing_Area_V), |
59 | "Control_Flow_Data"); |
60 | |
61 | LttTime start, end; |
62 | LttTime window_end = ltt_time_add(control_flow_data->Time_Window.time_width, |
63 | control_flow_data->Time_Window.start_time); |
64 | |
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65 | g_critical("req : window_end : %u, %u", window_end.tv_sec, |
66 | window_end.tv_nsec); |
67 | |
68 | g_critical("req : time width : %u, %u", control_flow_data->Time_Window.time_width.tv_sec, |
69 | control_flow_data->Time_Window.time_width.tv_nsec); |
70 | |
71 | g_critical("x is : %i, x+width is : %i", x, x+width); |
72 | |
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73 | convert_pixels_to_time(Drawing->Drawing_Area_V->allocation.width, x, |
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74 | &control_flow_data->Time_Window.start_time, |
75 | &window_end, |
76 | &start); |
77 | |
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78 | convert_pixels_to_time(Drawing->Drawing_Area_V->allocation.width, x + width, |
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79 | &control_flow_data->Time_Window.start_time, |
80 | &window_end, |
81 | &end); |
82 | |
83 | LttvTracesetContext * tsc = |
84 | get_traceset_context(control_flow_data->Parent_Window); |
85 | |
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86 | gdk_draw_rectangle (*Pixmap, |
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87 | Drawing->Drawing_Area_V->style->white_gc, |
88 | TRUE, |
89 | x, y, |
90 | width, // do not overlap |
91 | height); |
92 | |
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93 | //send_test_process( |
94 | //guicontrolflow_get_process_list(Drawing->Control_Flow_Data), |
95 | //Drawing); |
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96 | //send_test_drawing( |
97 | //guicontrolflow_get_process_list(Drawing->Control_Flow_Data), |
98 | //Drawing, *Pixmap, x, y, width, height); |
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99 | |
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100 | // Let's call processTrace() !! |
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101 | EventRequest event_request; // Variable freed at the end of the function. |
102 | event_request.Control_Flow_Data = control_flow_data; |
103 | event_request.time_begin = start; |
104 | event_request.time_end = end; |
105 | |
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106 | g_critical("req : start : %u, %u", event_request.time_begin.tv_sec, |
107 | event_request.time_begin.tv_nsec); |
108 | |
109 | g_critical("req : end : %u, %u", event_request.time_end.tv_sec, |
110 | event_request.time_end.tv_nsec); |
111 | |
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112 | LttvHooks *event = lttv_hooks_new(); |
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113 | state_add_event_hooks_api(control_flow_data->Parent_Window); |
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114 | lttv_hooks_add(event, draw_event_hook, &event_request); |
115 | |
116 | lttv_process_traceset_seek_time(tsc, start); |
117 | lttv_traceset_context_add_hooks(tsc, |
118 | NULL, NULL, NULL, NULL, NULL, NULL, |
119 | NULL, NULL, NULL, event, NULL); |
120 | lttv_process_traceset(tsc, end, G_MAXULONG); |
121 | lttv_traceset_context_remove_hooks(tsc, NULL, NULL, NULL, NULL, NULL, NULL, |
122 | NULL, NULL, NULL, event, NULL); |
123 | |
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124 | state_remove_event_hooks_api(control_flow_data->Parent_Window); |
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125 | lttv_hooks_destroy(event); |
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126 | } |
127 | |
128 | /* Callbacks */ |
129 | |
130 | |
131 | /* Create a new backing pixmap of the appropriate size */ |
132 | static gboolean |
133 | configure_event( GtkWidget *widget, GdkEventConfigure *event, |
134 | gpointer user_data) |
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135 | { |
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136 | Drawing_t *Drawing = (Drawing_t*)user_data; |
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137 | |
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138 | /* New Pixmap, size of the configure event */ |
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139 | GdkPixmap *Pixmap = gdk_pixmap_new(widget->window, |
140 | widget->allocation.width, |
141 | widget->allocation.height, |
142 | -1); |
143 | |
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144 | g_critical("drawing configure event"); |
145 | |
146 | /* If no old Pixmap present */ |
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147 | if(Drawing->Pixmap == NULL) |
148 | { |
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149 | Drawing->Pixmap = gdk_pixmap_new( |
150 | widget->window, |
151 | widget->allocation.width, |
152 | widget->allocation.height, |
153 | //ProcessList_get_height |
154 | // (GuiControlFlow_get_Process_List(Drawing->Control_Flow_Data)), |
155 | -1); |
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156 | Drawing->width = widget->allocation.width; |
157 | Drawing->height = widget->allocation.height; |
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158 | g_critical("init data"); |
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159 | /* Initial data request */ |
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160 | drawing_data_request(Drawing, &Drawing->Pixmap, 0, 0, |
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161 | widget->allocation.width, |
162 | widget->allocation.height); |
163 | |
164 | } |
165 | // /* Draw empty background */ |
166 | // gdk_draw_rectangle (Pixmap, |
167 | // widget->style->black_gc, |
168 | // TRUE, |
169 | // 0, 0, |
170 | // widget->allocation.width, |
171 | // widget->allocation.height); |
172 | |
173 | /* Copy old data to new pixmap */ |
174 | gdk_draw_drawable (Pixmap, |
175 | widget->style->white_gc, |
176 | Drawing->Pixmap, |
177 | 0, 0, |
178 | 0, 0, |
179 | -1, -1); |
180 | |
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181 | if (Drawing->Pixmap) |
182 | gdk_pixmap_unref(Drawing->Pixmap); |
183 | |
184 | Drawing->Pixmap = Pixmap; |
185 | |
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186 | /* Request data for missing space */ |
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187 | g_critical("missing data"); |
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188 | drawing_data_request(Drawing, &Pixmap, Drawing->width, 0, |
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189 | widget->allocation.width - Drawing->width, |
190 | widget->allocation.height); |
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191 | drawing_data_request(Drawing, &Pixmap, 0, Drawing->height, |
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192 | Drawing->width, |
193 | widget->allocation.height - Drawing->height); |
194 | |
195 | // gdk_draw_rectangle (Pixmap, |
196 | // widget->style->white_gc, |
197 | // TRUE, |
198 | // Drawing->width, 0, |
199 | // widget->allocation.width - |
200 | // Drawing->width, |
201 | // widget->allocation.height); |
202 | |
203 | // gdk_draw_rectangle (Pixmap, |
204 | // widget->style->white_gc, |
205 | // TRUE, |
206 | // 0, Drawing->height, |
207 | // Drawing->width, // do not overlap |
208 | // widget->allocation.height - |
209 | // Drawing->height); |
210 | |
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211 | |
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212 | |
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213 | Drawing->width = widget->allocation.width; |
214 | Drawing->height = widget->allocation.height; |
215 | |
216 | return TRUE; |
217 | } |
218 | |
219 | |
220 | /* Redraw the screen from the backing pixmap */ |
221 | static gboolean |
222 | expose_event( GtkWidget *widget, GdkEventExpose *event, gpointer user_data ) |
223 | { |
224 | Drawing_t *Drawing = (Drawing_t*)user_data; |
225 | g_critical("drawing expose event"); |
226 | |
227 | gdk_draw_pixmap(widget->window, |
228 | widget->style->fg_gc[GTK_WIDGET_STATE (widget)], |
229 | Drawing->Pixmap, |
230 | event->area.x, event->area.y, |
231 | event->area.x, event->area.y, |
232 | event->area.width, event->area.height); |
233 | |
234 | return FALSE; |
235 | } |
236 | |
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237 | Drawing_t *drawing_construct(ControlFlowData *Control_Flow_Data) |
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238 | { |
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239 | Drawing_t *Drawing = g_new(Drawing_t, 1); |
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240 | |
241 | Drawing->Drawing_Area_V = gtk_drawing_area_new (); |
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242 | Drawing->Control_Flow_Data = Control_Flow_Data; |
243 | |
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244 | //gtk_widget_set_size_request(Drawing->Drawing_Area_V->window, 50, 50); |
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245 | g_object_set_data_full( |
246 | G_OBJECT(Drawing->Drawing_Area_V), |
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247 | "Link_Drawing_Data", |
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248 | Drawing, |
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249 | (GDestroyNotify)drawing_destroy); |
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250 | |
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251 | //gtk_widget_modify_bg( Drawing->Drawing_Area_V, |
252 | // GTK_STATE_NORMAL, |
253 | // &CF_Colors[BLACK]); |
254 | |
255 | //gdk_window_get_geometry(Drawing->Drawing_Area_V->window, |
256 | // NULL, NULL, |
257 | // &(Drawing->width), |
258 | // &(Drawing->height), |
259 | // -1); |
260 | |
261 | //Drawing->Pixmap = gdk_pixmap_new( |
262 | // Drawing->Drawing_Area_V->window, |
263 | // Drawing->width, |
264 | // Drawing->height, |
265 | // Drawing->depth); |
266 | |
267 | Drawing->Pixmap = NULL; |
268 | |
269 | // Drawing->Pixmap = gdk_pixmap_new(Drawing->Drawing_Area_V->window, |
270 | // Drawing->Drawing_Area_V->allocation.width, |
271 | // Drawing->Drawing_Area_V->allocation.height, |
272 | // -1); |
273 | |
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274 | g_signal_connect (G_OBJECT(Drawing->Drawing_Area_V), |
275 | "configure_event", |
276 | G_CALLBACK (configure_event), |
277 | (gpointer)Drawing); |
278 | |
279 | g_signal_connect (G_OBJECT(Drawing->Drawing_Area_V), |
280 | "expose_event", |
281 | G_CALLBACK (expose_event), |
282 | (gpointer)Drawing); |
283 | |
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284 | return Drawing; |
285 | } |
286 | |
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287 | void drawing_destroy(Drawing_t *Drawing) |
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288 | { |
289 | |
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290 | // Do not unref here, Drawing_t destroyed by it's widget. |
291 | //g_object_unref( G_OBJECT(Drawing->Drawing_Area_V)); |
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292 | |
293 | g_free(Drawing); |
294 | } |
295 | |
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296 | GtkWidget *drawing_get_widget(Drawing_t *Drawing) |
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297 | { |
298 | return Drawing->Drawing_Area_V; |
299 | } |
300 | |
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301 | /* convert_pixels_to_time |
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302 | * |
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303 | * Convert from window pixel and time interval to an absolute time. |
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304 | */ |
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305 | void convert_pixels_to_time( |
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306 | gint width, |
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307 | guint x, |
308 | LttTime *window_time_begin, |
309 | LttTime *window_time_end, |
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310 | LttTime *time) |
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311 | { |
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312 | LttTime window_time_interval; |
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313 | |
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314 | window_time_interval = ltt_time_sub(*window_time_end, |
315 | *window_time_begin); |
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316 | *time = ltt_time_mul(window_time_interval, (x/(float)width)); |
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317 | *time = ltt_time_add(*window_time_begin, *time); |
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318 | } |
319 | |
320 | |
321 | |
322 | void convert_time_to_pixels( |
323 | LttTime window_time_begin, |
324 | LttTime window_time_end, |
325 | LttTime time, |
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326 | int width, |
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327 | guint *x) |
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328 | { |
329 | LttTime window_time_interval; |
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330 | float interval_float, time_float; |
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331 | |
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332 | window_time_interval = ltt_time_sub(window_time_end,window_time_begin); |
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333 | |
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334 | time = ltt_time_sub(time, window_time_begin); |
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335 | |
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336 | interval_float = ltt_time_to_double(window_time_interval); |
337 | time_float = ltt_time_to_double(time); |
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338 | |
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339 | *x = (guint)(time_float/interval_float * width); |
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340 | |
341 | } |
342 | |
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343 | void drawing_refresh ( Drawing_t *Drawing, |
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344 | guint x, guint y, |
345 | guint width, guint height) |
346 | { |
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347 | g_info("Drawing.c : drawing_refresh %u, %u, %u, %u", x, y, width, height); |
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348 | GdkRectangle update_rect; |
349 | |
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350 | gdk_draw_drawable( |
351 | Drawing->Drawing_Area_V->window, |
352 | Drawing->Drawing_Area_V-> |
353 | style->fg_gc[GTK_WIDGET_STATE (Drawing->Drawing_Area_V)], |
354 | GDK_DRAWABLE(Drawing->Pixmap), |
355 | x, y, |
356 | x, y, |
357 | width, height); |
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358 | |
359 | update_rect.x = 0 ; |
360 | update_rect.y = 0 ; |
361 | update_rect.width = Drawing->width; |
362 | update_rect.height = Drawing->height ; |
363 | gtk_widget_draw( Drawing->Drawing_Area_V, &update_rect); |
364 | |
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365 | } |
366 | |
367 | |
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368 | void drawing_draw_line( Drawing_t *Drawing, |
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369 | GdkPixmap *Pixmap, |
370 | guint x1, guint y1, |
371 | guint x2, guint y2, |
372 | GdkGC *GC) |
373 | { |
374 | gdk_draw_line (Pixmap, |
375 | GC, |
376 | x1, y1, x2, y2); |
377 | } |
378 | |
379 | |
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380 | |
381 | |
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382 | void drawing_resize(Drawing_t *Drawing, guint h, guint w) |
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383 | { |
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384 | Drawing->height = h ; |
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385 | Drawing->width = w ; |
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386 | |
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387 | gtk_widget_set_size_request ( Drawing->Drawing_Area_V, |
388 | Drawing->width, |
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389 | Drawing->height); |
390 | |
391 | |
392 | } |
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393 | |
394 | |
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395 | /* Insert a square corresponding to a new process in the list */ |
396 | /* Applies to whole Drawing->width */ |
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397 | void drawing_insert_square(Drawing_t *Drawing, |
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398 | guint y, |
399 | guint height) |
400 | { |
401 | GdkRectangle update_rect; |
402 | |
403 | /* Allocate a new pixmap with new height */ |
404 | GdkPixmap *Pixmap = gdk_pixmap_new(Drawing->Drawing_Area_V->window, |
405 | Drawing->width, |
406 | Drawing->height + height, |
407 | -1); |
408 | |
409 | /* Copy the high region */ |
410 | gdk_draw_drawable (Pixmap, |
411 | Drawing->Drawing_Area_V->style->black_gc, |
412 | Drawing->Pixmap, |
413 | 0, 0, |
414 | 0, 0, |
415 | Drawing->width, y); |
416 | |
417 | |
418 | |
419 | |
420 | /* add an empty square */ |
421 | gdk_draw_rectangle (Pixmap, |
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422 | Drawing->Drawing_Area_V->style->black_gc, |
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423 | TRUE, |
424 | 0, y, |
425 | Drawing->width, // do not overlap |
426 | height); |
427 | |
428 | |
429 | |
430 | /* copy the bottom of the region */ |
431 | gdk_draw_drawable (Pixmap, |
432 | Drawing->Drawing_Area_V->style->black_gc, |
433 | Drawing->Pixmap, |
434 | 0, y, |
435 | 0, y + height, |
436 | Drawing->width, Drawing->height - y); |
437 | |
438 | |
439 | |
440 | |
441 | if (Drawing->Pixmap) |
442 | gdk_pixmap_unref(Drawing->Pixmap); |
443 | |
444 | Drawing->Pixmap = Pixmap; |
445 | |
446 | Drawing->height+=height; |
447 | |
448 | /* Rectangle to update, from new Drawing dimensions */ |
449 | update_rect.x = 0 ; |
450 | update_rect.y = y ; |
451 | update_rect.width = Drawing->width; |
452 | update_rect.height = Drawing->height - y ; |
453 | gtk_widget_draw( Drawing->Drawing_Area_V, &update_rect); |
454 | } |
455 | |
456 | |
457 | /* Remove a square corresponding to a removed process in the list */ |
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458 | void drawing_remove_square(Drawing_t *Drawing, |
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459 | guint y, |
460 | guint height) |
461 | { |
462 | GdkRectangle update_rect; |
463 | |
464 | /* Allocate a new pixmap with new height */ |
465 | GdkPixmap *Pixmap = gdk_pixmap_new( |
466 | Drawing->Drawing_Area_V->window, |
467 | Drawing->width, |
468 | Drawing->height - height, |
469 | -1); |
470 | |
471 | /* Copy the high region */ |
472 | gdk_draw_drawable (Pixmap, |
473 | Drawing->Drawing_Area_V->style->black_gc, |
474 | Drawing->Pixmap, |
475 | 0, 0, |
476 | 0, 0, |
477 | Drawing->width, y); |
478 | |
479 | |
480 | |
481 | /* Copy up the bottom of the region */ |
482 | gdk_draw_drawable (Pixmap, |
483 | Drawing->Drawing_Area_V->style->black_gc, |
484 | Drawing->Pixmap, |
485 | 0, y + height, |
486 | 0, y, |
487 | Drawing->width, Drawing->height - y - height); |
488 | |
489 | |
490 | if (Drawing->Pixmap) |
491 | gdk_pixmap_unref(Drawing->Pixmap); |
492 | |
493 | Drawing->Pixmap = Pixmap; |
494 | |
495 | Drawing->height-=height; |
496 | |
497 | /* Rectangle to update, from new Drawing dimensions */ |
498 | update_rect.x = 0 ; |
499 | update_rect.y = y ; |
500 | update_rect.width = Drawing->width; |
501 | update_rect.height = Drawing->height - y ; |
502 | gtk_widget_draw( Drawing->Drawing_Area_V, &update_rect); |
503 | } |
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504 | |
505 | |