2.5
[blender.git] / source / blender / windowmanager / intern / wm_operators.c
1 /**
2  * $Id:
3  *
4  * ***** BEGIN GPL LICENSE BLOCK *****
5  *
6  * This program is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU General Public License
8  * as published by the Free Software Foundation; either version 2
9  * of the License, or (at your option) any later version. 
10  *
11  * This program is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14  * GNU General Public License for more details.
15  *
16  * You should have received a copy of the GNU General Public License
17  * along with this program; if not, write to the Free Software Foundation,
18  * Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
19  *
20  * The Original Code is Copyright (C) 2007 Blender Foundation.
21  * All rights reserved.
22  *
23  * 
24  * Contributor(s): Blender Foundation
25  *
26  * ***** END GPL LICENSE BLOCK *****
27  */
28
29 #include <float.h>
30 #define _USE_MATH_DEFINES
31 #include <math.h>
32 #include <string.h>
33
34 #include "DNA_ID.h"
35 #include "DNA_screen_types.h"
36 #include "DNA_userdef_types.h"
37 #include "DNA_windowmanager_types.h"
38
39 #include "MEM_guardedalloc.h"
40
41 #include "BLI_blenlib.h"
42 #include "BLI_dynstr.h" /*for WM_operator_pystring */
43
44 #include "BKE_blender.h"
45 #include "BKE_context.h"
46 #include "BKE_idprop.h"
47 #include "BKE_library.h"
48 #include "BKE_global.h"
49 #include "BKE_main.h"
50 #include "BKE_utildefines.h"
51
52 #include "BIF_gl.h"
53 #include "BIF_glutil.h" /* for paint cursor */
54 #include "IMB_imbuf_types.h"
55
56 #include "ED_fileselect.h"
57 #include "ED_screen.h"
58
59 #include "RNA_access.h"
60 #include "RNA_define.h"
61
62 #include "UI_interface.h"
63 #include "UI_resources.h"
64
65 #include "WM_api.h"
66 #include "WM_types.h"
67
68 #include "wm.h"
69 #include "wm_window.h"
70 #include "wm_subwindow.h"
71 #include "wm_event_system.h"
72
73
74
75 static ListBase global_ops= {NULL, NULL};
76
77 /* ************ operator API, exported ********** */
78
79 wmOperatorType *WM_operatortype_find(const char *idname)
80 {
81         wmOperatorType *ot;
82         
83         for(ot= global_ops.first; ot; ot= ot->next) {
84                 if(strncmp(ot->idname, idname, OP_MAX_TYPENAME)==0)
85                    return ot;
86         }
87         printf("search for unknown operator %s\n", idname);
88         return NULL;
89 }
90
91 wmOperatorType *WM_operatortype_first(void)
92 {
93         return global_ops.first;
94 }
95
96 /* all ops in 1 list (for time being... needs evaluation later) */
97 void WM_operatortype_append(void (*opfunc)(wmOperatorType*))
98 {
99         wmOperatorType *ot;
100         
101         ot= MEM_callocN(sizeof(wmOperatorType), "operatortype");
102         ot->srna= RNA_def_struct(&BLENDER_RNA, "", "OperatorProperties");
103         opfunc(ot);
104         RNA_def_struct_ui_text(ot->srna, ot->name, "DOC_BROKEN"); /* TODO - add a discription to wmOperatorType? */
105         RNA_def_struct_identifier(ot->srna, ot->idname);
106         BLI_addtail(&global_ops, ot);
107 }
108
109 void WM_operatortype_append_ptr(void (*opfunc)(wmOperatorType*, void*), void *userdata)
110 {
111         wmOperatorType *ot;
112
113         ot= MEM_callocN(sizeof(wmOperatorType), "operatortype");
114         ot->srna= RNA_def_struct(&BLENDER_RNA, "", "OperatorProperties");
115         opfunc(ot, userdata);
116         RNA_def_struct_ui_text(ot->srna, ot->name, "DOC_BROKEN"); /* TODO - add a discription to wmOperatorType? */
117         RNA_def_struct_identifier(ot->srna, ot->idname);
118         BLI_addtail(&global_ops, ot);
119 }
120
121 int WM_operatortype_remove(const char *idname)
122 {
123         wmOperatorType *ot = WM_operatortype_find(idname);
124
125         if (ot==NULL)
126                 return 0;
127         
128         BLI_remlink(&global_ops, ot);
129         RNA_struct_free(&BLENDER_RNA, ot->srna);
130         MEM_freeN(ot);
131
132         return 1;
133 }
134
135 /* print a string representation of the operator, with the args that it runs 
136  * so python can run it again */
137 char *WM_operator_pystring(wmOperator *op)
138 {
139         const char *arg_name= NULL;
140
141         PropertyRNA *prop, *iterprop;
142         CollectionPropertyIterator iter;
143
144         /* for building the string */
145         DynStr *dynstr= BLI_dynstr_new();
146         char *cstring, *buf;
147         int first_iter=1;
148
149         BLI_dynstr_appendf(dynstr, "%s(", op->idname);
150
151         iterprop= RNA_struct_iterator_property(op->ptr);
152         RNA_property_collection_begin(op->ptr, iterprop, &iter);
153
154         for(; iter.valid; RNA_property_collection_next(&iter)) {
155                 prop= iter.ptr.data;
156                 arg_name= RNA_property_identifier(&iter.ptr, prop);
157
158                 if (strcmp(arg_name, "rna_type")==0) continue;
159
160                 buf= RNA_property_as_string(op->ptr, prop);
161                 
162                 BLI_dynstr_appendf(dynstr, first_iter?"%s=%s":", %s=%s", arg_name, buf);
163
164                 MEM_freeN(buf);
165                 first_iter = 0;
166         }
167
168         RNA_property_collection_end(&iter);
169
170         BLI_dynstr_append(dynstr, ")");
171
172         cstring = BLI_dynstr_get_cstring(dynstr);
173         BLI_dynstr_free(dynstr);
174         return cstring;
175 }
176
177 void WM_operator_properties_create(PointerRNA *ptr, const char *opstring)
178 {
179         wmOperatorType *ot= WM_operatortype_find(opstring);
180
181         if(ot)
182                 RNA_pointer_create(NULL, ot->srna, NULL, ptr);
183         else
184                 RNA_pointer_create(NULL, &RNA_OperatorProperties, NULL, ptr);
185 }
186
187 void WM_operator_properties_free(PointerRNA *ptr)
188 {
189         IDProperty *properties= ptr->data;
190
191         if(properties) {
192                 IDP_FreeProperty(properties);
193                 MEM_freeN(properties);
194         }
195 }
196
197 /* ************ default op callbacks, exported *********** */
198
199 /* invoke callback, uses enum property named "type" */
200 /* only weak thing is the fixed property name... */
201 int WM_menu_invoke(bContext *C, wmOperator *op, wmEvent *event)
202 {
203         PropertyRNA *prop= RNA_struct_find_property(op->ptr, "type");
204         const EnumPropertyItem *item;
205         int totitem, i, len= strlen(op->type->name) + 8;
206         char *menu, *p;
207         
208         if(prop) {
209                 RNA_property_enum_items(op->ptr, prop, &item, &totitem);
210                 
211                 for (i=0; i<totitem; i++)
212                         len+= strlen(item[i].name) + 8;
213                 
214                 menu= MEM_callocN(len, "string");
215                 
216                 p= menu + sprintf(menu, "%s %%t", op->type->name);
217                 for (i=0; i<totitem; i++)
218                         p+= sprintf(p, "|%s %%x%d", item[i].name, item[i].value);
219                 
220                 uiPupmenuOperator(C, totitem/30, op, "type", menu);
221                 MEM_freeN(menu);
222                 
223                 return OPERATOR_RUNNING_MODAL;
224         }
225         return OPERATOR_CANCELLED;
226 }
227
228 /* op->invoke */
229 int WM_operator_confirm(bContext *C, wmOperator *op, wmEvent *event)
230 {
231         char buf[512];
232         
233         sprintf(buf, "OK? %%i%d%%t|%s", ICON_HELP, op->type->name);
234         uiPupmenuOperator(C, 0, op, NULL, buf);
235         
236         return OPERATOR_RUNNING_MODAL;
237 }
238
239 /* op->invoke, opens fileselect if filename property not set, otherwise executes */
240 int WM_operator_filesel(bContext *C, wmOperator *op, wmEvent *event)
241 {
242         if (RNA_property_is_set(op->ptr, "filename")) {
243                 return WM_operator_call(C, op);
244         } else {
245                 SpaceFile *sfile;
246
247                 ED_screen_full_newspace(C, CTX_wm_area(C), SPACE_FILE);
248                 
249                 /* settings for filebrowser */
250                 sfile= (SpaceFile*)CTX_wm_space_data(C);
251                 sfile->op = op;
252                 ED_fileselect_set_params(sfile, FILE_BLENDER, op->type->name, "", 0, 0, 0);
253
254                 /* screen and area have been reset already in ED_screen_full_newspace */
255                 return OPERATOR_RUNNING_MODAL;
256         }
257 }
258
259 /* op->poll */
260 int WM_operator_winactive(bContext *C)
261 {
262         if(CTX_wm_window(C)==NULL) return 0;
263         return 1;
264 }
265
266 /* ************ window / screen operator definitions ************** */
267
268 static void WM_OT_window_duplicate(wmOperatorType *ot)
269 {
270         ot->name= "Duplicate Window";
271         ot->idname= "WM_OT_window_duplicate";
272         
273         ot->invoke= WM_operator_confirm;
274         ot->exec= wm_window_duplicate_op;
275         ot->poll= WM_operator_winactive;
276 }
277
278 static void WM_OT_save_homefile(wmOperatorType *ot)
279 {
280         ot->name= "Save User Settings";
281         ot->idname= "WM_OT_save_homefile";
282         
283         ot->invoke= WM_operator_confirm;
284         ot->exec= WM_write_homefile;
285         ot->poll= WM_operator_winactive;
286         
287         ot->flag= OPTYPE_REGISTER;
288 }
289
290 /* ********* recent file *********** */
291
292 static void recent_filelist(char *pup)
293 {
294         struct RecentFile *recent;
295         int i, ofs= 0;
296         char *p;
297         
298         p= pup + sprintf(pup, "Open Recent%%t");
299         
300         if (G.sce[0]) {
301                 p+= sprintf(p, "|%s %%x%d", G.sce, 1);
302                 ofs = 1;
303         }
304         
305         for (recent = G.recent_files.first, i=0; (i<U.recent_files) && (recent); recent = recent->next, i++) {
306                 if (strcmp(recent->filename, G.sce)) {
307                         p+= sprintf(p, "|%s %%x%d", recent->filename, i+ofs+1);
308                 }
309         }
310 }
311
312 static int recentfile_exec(bContext *C, wmOperator *op)
313 {
314         int event= RNA_enum_get(op->ptr, "nr");
315
316         // XXX wm in context is not set correctly after WM_read_file -> crash
317         // do it before for now, but is this correct with multiple windows?
318
319         if(event>0) {
320                 if (G.sce[0] && (event==1)) {
321                         WM_event_add_notifier(C, NC_WINDOW, NULL);
322                         WM_read_file(C, G.sce, op->reports);
323                 }
324                 else {
325                         struct RecentFile *recent = BLI_findlink(&(G.recent_files), event-2);
326                         if(recent) {
327                                 WM_event_add_notifier(C, NC_WINDOW, NULL);
328                                 WM_read_file(C, recent->filename, op->reports);
329                         }
330                 }
331         }
332         return 0;
333 }
334
335 static int wm_recentfile_invoke(bContext *C, wmOperator *op, wmEvent *event)
336 {
337         char pup[2048];
338         
339         recent_filelist(pup);
340         uiPupmenuOperator(C, 0, op, "nr", pup);
341         
342         return OPERATOR_RUNNING_MODAL;
343 }
344
345 static void WM_OT_open_recentfile(wmOperatorType *ot)
346 {
347         ot->name= "Open Recent File";
348         ot->idname= "WM_OT_open_recentfile";
349         
350         ot->invoke= wm_recentfile_invoke;
351         ot->exec= recentfile_exec;
352         ot->poll= WM_operator_winactive;
353         
354         ot->flag= OPTYPE_REGISTER;
355         
356         RNA_def_property(ot->srna, "nr", PROP_ENUM, PROP_NONE);
357
358 }
359
360 /* ********* main file *********** */
361
362 static int wm_mainfile_invoke(bContext *C, wmOperator *op, wmEvent *event)
363 {
364         SpaceFile *sfile;
365         
366         ED_screen_full_newspace(C, CTX_wm_area(C), SPACE_FILE);
367
368         /* settings for filebrowser */
369         sfile= (SpaceFile*)CTX_wm_space_data(C);
370         sfile->op = op;
371         // XXX replace G.sce
372         ED_fileselect_set_params(sfile, FILE_BLENDER, "Load As", G.sce, 0, 0, 0);
373
374         /* screen and area have been reset already in ED_screen_full_newspace */
375
376         return OPERATOR_RUNNING_MODAL;
377 }
378
379 static int wm_mainfile_exec(bContext *C, wmOperator *op)
380 {
381         char filename[FILE_MAX];
382         RNA_string_get(op->ptr, "filename", filename);
383         
384         // XXX wm in context is not set correctly after WM_read_file -> crash
385         // do it before for now, but is this correct with multiple windows?
386         WM_event_add_notifier(C, NC_WINDOW, NULL);
387
388         WM_read_file(C, filename, op->reports);
389         
390         return 0;
391 }
392
393 static void WM_OT_open_mainfile(wmOperatorType *ot)
394 {
395         ot->name= "Open Blender File";
396         ot->idname= "WM_OT_open_mainfile";
397         
398         ot->invoke= wm_mainfile_invoke;
399         ot->exec= wm_mainfile_exec;
400         ot->poll= WM_operator_winactive;
401         
402         ot->flag= 0;
403         
404         RNA_def_property(ot->srna, "filename", PROP_STRING, PROP_FILEPATH);
405
406 }
407
408 static int wm_save_as_mainfile_invoke(bContext *C, wmOperator *op, wmEvent *event)
409 {
410         SpaceFile *sfile;
411         
412         ED_screen_full_newspace(C, CTX_wm_area(C), SPACE_FILE);
413
414         /* settings for filebrowser */
415         sfile= (SpaceFile*)CTX_wm_space_data(C);
416         sfile->op = op;
417         // XXX replace G.sce
418         ED_fileselect_set_params(sfile, FILE_BLENDER, "Save As", G.sce, 0, 0, 0);
419
420         /* screen and area have been reset already in ED_screen_full_newspace */
421
422         return OPERATOR_RUNNING_MODAL;
423 }
424
425 static int wm_save_as_mainfile_exec(bContext *C, wmOperator *op)
426 {
427         char filename[FILE_MAX];
428         RNA_string_get(op->ptr, "filename", filename);
429         
430         WM_write_file(C, filename, op->reports);
431         
432         WM_event_add_notifier(C, NC_WINDOW, NULL);
433
434         return 0;
435 }
436
437 static void WM_OT_save_as_mainfile(wmOperatorType *ot)
438 {
439         ot->name= "Open Blender File";
440         ot->idname= "WM_OT_save_as_mainfile";
441         
442         ot->invoke= wm_save_as_mainfile_invoke;
443         ot->exec= wm_save_as_mainfile_exec;
444         ot->poll= WM_operator_winactive;
445         
446         ot->flag= 0;
447         
448         RNA_def_property(ot->srna, "filename", PROP_STRING, PROP_FILEPATH);
449
450 }
451
452 /* *********************** */
453
454 static void WM_OT_window_fullscreen_toggle(wmOperatorType *ot)
455 {
456     ot->name= "Toggle Fullscreen";
457     ot->idname= "WM_OT_window_fullscreen_toggle";
458
459     ot->invoke= WM_operator_confirm;
460     ot->exec= wm_window_fullscreen_toggle_op;
461     ot->poll= WM_operator_winactive;
462 }
463
464 static void WM_OT_exit_blender(wmOperatorType *ot)
465 {
466         ot->name= "Exit Blender";
467         ot->idname= "WM_OT_exit_blender";
468
469         ot->invoke= WM_operator_confirm;
470         ot->exec= wm_exit_blender_op;
471         ot->poll= WM_operator_winactive;
472 }
473
474 /* ************ default paint cursors, draw always around cursor *********** */
475 /*
476  - returns handler to free 
477  - poll(bContext): returns 1 if draw should happen
478  - draw(bContext): drawing callback for paint cursor
479 */
480
481 void *WM_paint_cursor_activate(wmWindowManager *wm, int (*poll)(bContext *C),
482                                void (*draw)(bContext *C, int, int, void *customdata), void *customdata)
483 {
484         wmPaintCursor *pc= MEM_callocN(sizeof(wmPaintCursor), "paint cursor");
485         
486         BLI_addtail(&wm->paintcursors, pc);
487         
488         pc->customdata = customdata;
489         pc->poll= poll;
490         pc->draw= draw;
491         
492         return pc;
493 }
494
495 void WM_paint_cursor_end(wmWindowManager *wm, void *handle)
496 {
497         wmPaintCursor *pc;
498         
499         for(pc= wm->paintcursors.first; pc; pc= pc->next) {
500                 if(pc == (wmPaintCursor *)handle) {
501                         BLI_remlink(&wm->paintcursors, pc);
502                         MEM_freeN(pc);
503                         return;
504                 }
505         }
506 }
507
508 /* ************ window gesture operator-callback definitions ************** */
509 /*
510  * These are default callbacks for use in operators requiring gesture input
511  */
512
513 /* **************** Border gesture *************** */
514
515 /* Border gesture has two types:
516    1) WM_GESTURE_CROSS_RECT: starts a cross, on mouse click it changes to border 
517    2) WM_GESTURE_RECT: starts immediate as a border, on mouse click or release it ends
518
519    It stores 4 values (xmin, xmax, ymin, ymax) and event it ended with (event_type)
520 */
521
522 static void border_apply(bContext *C, wmOperator *op, int event_type)
523 {
524         wmGesture *gesture= op->customdata;
525         rcti *rect= gesture->customdata;
526         
527         if(rect->xmin > rect->xmax)
528                 SWAP(int, rect->xmin, rect->xmax);
529         if(rect->ymin > rect->ymax)
530                 SWAP(int, rect->ymin, rect->ymax);
531         
532         /* operator arguments and storage. */
533         RNA_int_set(op->ptr, "xmin", rect->xmin);
534         RNA_int_set(op->ptr, "ymin", rect->ymin);
535         RNA_int_set(op->ptr, "xmax", rect->xmax);
536         RNA_int_set(op->ptr, "ymax", rect->ymax);
537         if( RNA_struct_find_property(op->ptr, "event_type") )
538                 RNA_int_set(op->ptr, "event_type", event_type);
539         
540         op->type->exec(C, op);
541 }
542
543 static void wm_gesture_end(bContext *C, wmOperator *op)
544 {
545         wmGesture *gesture= op->customdata;
546         
547         WM_gesture_end(C, gesture);     /* frees gesture itself, and unregisters from window */
548         op->customdata= NULL;
549
550         ED_area_tag_redraw(CTX_wm_area(C));
551         
552 }
553
554 int WM_border_select_invoke(bContext *C, wmOperator *op, wmEvent *event)
555 {
556         op->customdata= WM_gesture_new(C, event, WM_GESTURE_CROSS_RECT);
557
558         /* add modal handler */
559         WM_event_add_modal_handler(C, &CTX_wm_window(C)->handlers, op);
560         
561         wm_gesture_tag_redraw(C);
562
563         return OPERATOR_RUNNING_MODAL;
564 }
565
566 int WM_border_select_modal(bContext *C, wmOperator *op, wmEvent *event)
567 {
568         wmGesture *gesture= op->customdata;
569         rcti *rect= gesture->customdata;
570         int sx, sy;
571         
572         switch(event->type) {
573                 case MOUSEMOVE:
574                         
575                         wm_subwindow_getorigin(CTX_wm_window(C), gesture->swinid, &sx, &sy);
576                         
577                         if(gesture->type==WM_GESTURE_CROSS_RECT && gesture->mode==0) {
578                                 rect->xmin= rect->xmax= event->x - sx;
579                                 rect->ymin= rect->ymax= event->y - sy;
580                         }
581                         else {
582                                 rect->xmax= event->x - sx;
583                                 rect->ymax= event->y - sy;
584                         }
585                         
586                         wm_gesture_tag_redraw(C);
587
588                         break;
589                         
590                 case LEFTMOUSE:
591                 case MIDDLEMOUSE:
592                 case RIGHTMOUSE:
593                         if(event->val==1) {
594                                 if(gesture->type==WM_GESTURE_CROSS_RECT && gesture->mode==0) {
595                                         gesture->mode= 1;
596                                         wm_gesture_tag_redraw(C);
597                                 }
598                         }
599                         else {
600                                 border_apply(C, op, event->type);
601                                 wm_gesture_end(C, op);
602                                 return OPERATOR_FINISHED;
603                         }
604                         break;
605                 case ESCKEY:
606                         wm_gesture_end(C, op);
607                         return OPERATOR_CANCELLED;
608         }
609         return OPERATOR_RUNNING_MODAL;
610 }
611
612 /* **************** circle gesture *************** */
613 /* works now only for selection or modal paint stuff, calls exec while hold mouse, exit on release */
614
615 int WM_gesture_circle_invoke(bContext *C, wmOperator *op, wmEvent *event)
616 {
617         op->customdata= WM_gesture_new(C, event, WM_GESTURE_CIRCLE);
618         
619         /* add modal handler */
620         WM_event_add_modal_handler(C, &CTX_wm_window(C)->handlers, op);
621         
622         wm_gesture_tag_redraw(C);
623         
624         return OPERATOR_RUNNING_MODAL;
625 }
626
627 static void gesture_circle_apply(bContext *C, wmOperator *op)
628 {
629         wmGesture *gesture= op->customdata;
630         rcti *rect= gesture->customdata;
631         
632         /* operator arguments and storage. */
633         RNA_int_set(op->ptr, "x", rect->xmin);
634         RNA_int_set(op->ptr, "y", rect->ymin);
635         RNA_int_set(op->ptr, "radius", rect->xmax);
636         
637         if(op->type->exec)
638                 op->type->exec(C, op);
639 }
640
641 int WM_gesture_circle_modal(bContext *C, wmOperator *op, wmEvent *event)
642 {
643         wmGesture *gesture= op->customdata;
644         rcti *rect= gesture->customdata;
645         int sx, sy;
646         
647         switch(event->type) {
648                 case MOUSEMOVE:
649                         
650                         wm_subwindow_getorigin(CTX_wm_window(C), gesture->swinid, &sx, &sy);
651                         
652                         rect->xmin= event->x - sx;
653                         rect->ymin= event->y - sy;
654                         
655                         wm_gesture_tag_redraw(C);
656                         
657                         if(gesture->mode)
658                                 gesture_circle_apply(C, op);
659
660                         break;
661                 case WHEELUPMOUSE:
662                         rect->xmax += 2 + rect->xmax/10;
663                         wm_gesture_tag_redraw(C);
664                         break;
665                 case WHEELDOWNMOUSE:
666                         rect->xmax -= 2 + rect->xmax/10;
667                         if(rect->xmax < 1) rect->xmax= 1;
668                         wm_gesture_tag_redraw(C);
669                         break;
670                 case LEFTMOUSE:
671                 case MIDDLEMOUSE:
672                 case RIGHTMOUSE:
673                         if(event->val==0) {     /* key release */
674                                 wm_gesture_end(C, op);
675                                 return OPERATOR_FINISHED;
676                         }
677                         else {
678                                 if( RNA_struct_find_property(op->ptr, "event_type") )
679                                         RNA_int_set(op->ptr, "event_type", event->type);
680                                 
681                                 /* apply first click */
682                                 gesture_circle_apply(C, op);
683                                 gesture->mode= 1;
684                         }
685                         break;
686                 case ESCKEY:
687                         wm_gesture_end(C, op);
688                         return OPERATOR_CANCELLED;
689         }
690         return OPERATOR_RUNNING_MODAL;
691 }
692
693 #if 0
694 /* template to copy from */
695 void WM_OT_circle_gesture(wmOperatorType *ot)
696 {
697         ot->name= "Circle Gesture";
698         ot->idname= "WM_OT_circle_gesture";
699         
700         ot->invoke= WM_gesture_circle_invoke;
701         ot->modal= WM_gesture_circle_modal;
702         
703         ot->poll= WM_operator_winactive;
704         
705         RNA_def_property(ot->srna, "x", PROP_INT, PROP_NONE);
706         RNA_def_property(ot->srna, "y", PROP_INT, PROP_NONE);
707         RNA_def_property(ot->srna, "radius", PROP_INT, PROP_NONE);
708
709 }
710 #endif
711
712 /* **************** Tweak gesture *************** */
713
714 static int tweak_gesture_invoke(bContext *C, wmOperator *op, wmEvent *event)
715 {
716         op->customdata= WM_gesture_new(C, event, WM_GESTURE_TWEAK);
717         
718         /* add modal handler */
719         WM_event_add_modal_handler(C, &CTX_wm_window(C)->handlers, op);
720         
721         wm_gesture_tag_redraw(C);
722         
723         return OPERATOR_RUNNING_MODAL;
724 }
725
726 static int tweak_gesture_modal(bContext *C, wmOperator *op, wmEvent *event)
727 {
728         wmWindow *window= CTX_wm_window(C);
729         wmGesture *gesture= op->customdata;
730         rcti *rect= gesture->customdata;
731         int sx, sy, val;
732         
733         switch(event->type) {
734                 case MOUSEMOVE:
735                         
736                         wm_subwindow_getorigin(window, gesture->swinid, &sx, &sy);
737                         
738                         rect->xmax= event->x - sx;
739                         rect->ymax= event->y - sy;
740                         
741                         if((val= wm_gesture_evaluate(C, gesture))) {
742                                 wmEvent event;
743                                         
744                                 event= *(window->eventstate);
745                                 if(gesture->event_type==LEFTMOUSE)
746                                         event.type= EVT_TWEAK_L;
747                                 else if(gesture->event_type==RIGHTMOUSE)
748                                         event.type= EVT_TWEAK_R;
749                                 else
750                                         event.type= EVT_TWEAK_M;
751                                 event.val= val;
752                                 /* mouse coords! */
753                                 wm_event_add(window, &event);
754                                 
755                                 wm_gesture_end(C, op);
756                                 return OPERATOR_FINISHED;
757                         }
758                         else
759                                 wm_gesture_tag_redraw(C);
760                         
761                         break;
762                         
763                 case LEFTMOUSE:
764                 case RIGHTMOUSE:
765                 case MIDDLEMOUSE:
766                         if(gesture->event_type==event->type) {
767                                 wm_gesture_evaluate(C, gesture);
768                                 wm_gesture_end(C, op);
769                                 return OPERATOR_FINISHED;
770                         }
771                         break;
772         }
773         return OPERATOR_RUNNING_MODAL;
774 }
775
776 void WM_OT_tweak_gesture(wmOperatorType *ot)
777 {
778         ot->name= "Tweak Gesture";
779         ot->idname= "WM_OT_tweak_gesture";
780         
781         ot->invoke= tweak_gesture_invoke;
782         ot->modal= tweak_gesture_modal;
783
784         ot->poll= WM_operator_winactive;
785 }
786
787 /* *********************** lasso gesture ****************** */
788
789 int WM_gesture_lasso_invoke(bContext *C, wmOperator *op, wmEvent *event)
790 {
791         op->customdata= WM_gesture_new(C, event, WM_GESTURE_LASSO);
792         
793         /* add modal handler */
794         WM_event_add_modal_handler(C, &CTX_wm_window(C)->handlers, op);
795         
796         wm_gesture_tag_redraw(C);
797         
798         return OPERATOR_RUNNING_MODAL;
799 }
800
801
802 static void gesture_lasso_apply(bContext *C, wmOperator *op, int event_type)
803 {
804         wmGesture *gesture= op->customdata;
805         PointerRNA itemptr;
806         float loc[2];
807         int i;
808         short *lasso= gesture->customdata;
809         
810         /* operator storage as path. */
811
812         for(i=0; i<gesture->points; i++, lasso+=2) {
813                 loc[0]= lasso[0];
814                 loc[1]= lasso[1];
815                 RNA_collection_add(op->ptr, "path", &itemptr);
816                 RNA_float_set_array(&itemptr, "loc", loc);
817         }
818         
819         wm_gesture_end(C, op);
820                 
821         if(op->type->exec)
822                 op->type->exec(C, op);
823         
824 }
825
826 int WM_gesture_lasso_modal(bContext *C, wmOperator *op, wmEvent *event)
827 {
828         wmGesture *gesture= op->customdata;
829         int sx, sy;
830         
831         switch(event->type) {
832                 case MOUSEMOVE:
833                         
834                         wm_gesture_tag_redraw(C);
835                         
836                         wm_subwindow_getorigin(CTX_wm_window(C), gesture->swinid, &sx, &sy);
837                         if(gesture->points < WM_LASSO_MAX_POINTS) {
838                                 short *lasso= gesture->customdata;
839                                 lasso += 2 * gesture->points;
840                                 lasso[0] = event->x - sx;
841                                 lasso[1] = event->y - sy;
842                                 gesture->points++;
843                         }
844                         else {
845                                 gesture_lasso_apply(C, op, event->type);
846                                 return OPERATOR_FINISHED;
847                         }
848                         break;
849                         
850                 case LEFTMOUSE:
851                 case MIDDLEMOUSE:
852                 case RIGHTMOUSE:
853                         if(event->val==0) {     /* key release */
854                                 gesture_lasso_apply(C, op, event->type);
855                                 return OPERATOR_FINISHED;
856                         }
857                         break;
858                 case ESCKEY:
859                         wm_gesture_end(C, op);
860                         return OPERATOR_CANCELLED;
861         }
862         return OPERATOR_RUNNING_MODAL;
863 }
864
865 #if 0
866 /* template to copy from */
867
868 static int gesture_lasso_exec(bContext *C, wmOperator *op)
869 {
870         RNA_BEGIN(op->ptr, itemptr, "path") {
871                 float loc[2];
872                 
873                 RNA_float_get_array(&itemptr, "loc", loc);
874                 printf("Location: %f %f\n", loc[0], loc[1]);
875         }
876         RNA_END;
877         
878         return OPERATOR_FINISHED;
879 }
880
881 void WM_OT_lasso_gesture(wmOperatorType *ot)
882 {
883         PropertyRNA *prop;
884         
885         ot->name= "Lasso Gesture";
886         ot->idname= "WM_OT_lasso_gesture";
887         
888         ot->invoke= WM_gesture_lasso_invoke;
889         ot->modal= WM_gesture_lasso_modal;
890         ot->exec= gesture_lasso_exec;
891         
892         ot->poll= WM_operator_winactive;
893         
894         prop= RNA_def_property(ot->srna, "path", PROP_COLLECTION, PROP_NONE);
895         RNA_def_property_struct_runtime(prop, &RNA_OperatorMousePath);
896 }
897 #endif
898
899 /* *********************** radial control ****************** */
900
901 const int WM_RADIAL_CONTROL_DISPLAY_SIZE = 200;
902
903 typedef struct wmRadialControl {
904         int mode;
905         float initial_value, value, max_value;
906         int initial_mouse[2];
907         void *cursor;
908         GLuint tex;
909 } wmRadialControl;
910
911 static void wm_radial_control_paint(bContext *C, int x, int y, void *customdata)
912 {
913         wmRadialControl *rc = (wmRadialControl*)customdata;
914         ARegion *ar = CTX_wm_region(C);
915         float r1, r2, r3, angle;
916
917         /* Keep cursor in the original place */
918         x = rc->initial_mouse[0] - ar->winrct.xmin;
919         y = rc->initial_mouse[1] - ar->winrct.ymin;
920
921         glPushMatrix();
922         
923         glTranslatef((float)x, (float)y, 0.0f);
924
925         if(rc->mode == WM_RADIALCONTROL_SIZE) {
926                 r1= rc->value;
927                 r2= rc->initial_value;
928                 r3= r1;
929         } else if(rc->mode == WM_RADIALCONTROL_STRENGTH) {
930                 r1= (1 - rc->value) * WM_RADIAL_CONTROL_DISPLAY_SIZE;
931                 r2= WM_RADIAL_CONTROL_DISPLAY_SIZE;
932                 r3= WM_RADIAL_CONTROL_DISPLAY_SIZE;
933         } else if(rc->mode == WM_RADIALCONTROL_ANGLE) {
934                 r1= r2= WM_RADIAL_CONTROL_DISPLAY_SIZE;
935                 r3= WM_RADIAL_CONTROL_DISPLAY_SIZE;
936                 angle = rc->value;
937         }
938
939         glColor4ub(255, 255, 255, 128);
940         glEnable( GL_LINE_SMOOTH );
941         glEnable(GL_BLEND);
942
943         if(rc->mode == WM_RADIALCONTROL_ANGLE)
944                 fdrawline(0, 0, WM_RADIAL_CONTROL_DISPLAY_SIZE, 0);
945
946         if(rc->tex) {
947                 const float str = rc->mode == WM_RADIALCONTROL_STRENGTH ? (rc->value + 0.5) : 1;
948
949                 if(rc->mode == WM_RADIALCONTROL_ANGLE) {
950                         glRotatef(angle, 0, 0, 1);
951                         fdrawline(0, 0, WM_RADIAL_CONTROL_DISPLAY_SIZE, 0);
952                 }
953
954                 glBindTexture(GL_TEXTURE_2D, rc->tex);
955
956                 glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
957                 glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
958
959                 glEnable(GL_TEXTURE_2D);
960                 glBegin(GL_QUADS);
961                 glColor4f(0,0,0, str);
962                 glTexCoord2f(0,0);
963                 glVertex2f(-r3, -r3);
964                 glTexCoord2f(1,0);
965                 glVertex2f(r3, -r3);
966                 glTexCoord2f(1,1);
967                 glVertex2f(r3, r3);
968                 glTexCoord2f(0,1);
969                 glVertex2f(-r3, r3);
970                 glEnd();
971                 glDisable(GL_TEXTURE_2D);
972         }
973
974         glColor4ub(255, 255, 255, 128); 
975         glutil_draw_lined_arc(0.0, M_PI*2.0, r1, 40);
976         glutil_draw_lined_arc(0.0, M_PI*2.0, r2, 40);
977         glDisable(GL_BLEND);
978         glDisable( GL_LINE_SMOOTH );
979         
980         glPopMatrix();
981 }
982
983 int WM_radial_control_modal(bContext *C, wmOperator *op, wmEvent *event)
984 {
985         wmRadialControl *rc = (wmRadialControl*)op->customdata;
986         int mode, initial_mouse[2], delta[2];
987         float dist;
988         double new_value = RNA_float_get(op->ptr, "new_value");
989         int ret = OPERATOR_RUNNING_MODAL;
990
991         mode = RNA_int_get(op->ptr, "mode");
992         RNA_int_get_array(op->ptr, "initial_mouse", initial_mouse);
993
994         switch(event->type) {
995         case MOUSEMOVE:
996                 delta[0]= initial_mouse[0] - event->x;
997                 delta[1]= initial_mouse[1] - event->y;
998                 dist= sqrt(delta[0]*delta[0]+delta[1]*delta[1]);
999
1000                 if(mode == WM_RADIALCONTROL_SIZE)
1001                         new_value = dist;
1002                 else if(mode == WM_RADIALCONTROL_STRENGTH) {
1003                         new_value = 1 - dist / WM_RADIAL_CONTROL_DISPLAY_SIZE;
1004                 } else if(mode == WM_RADIALCONTROL_ANGLE)
1005                         new_value = ((int)(atan2(delta[1], delta[0]) * (180.0 / M_PI)) + 180);
1006                 
1007                 if(event->ctrl) {
1008                         if(mode == WM_RADIALCONTROL_STRENGTH)
1009                                 new_value = ((int)(new_value * 100) / 10*10) / 100.0f;
1010                         else
1011                                 new_value = ((int)new_value + 5) / 10*10;
1012                 }
1013                 
1014                 break;
1015         case ESCKEY:
1016         case RIGHTMOUSE:
1017                 ret = OPERATOR_CANCELLED;
1018                 break;
1019         case LEFTMOUSE:
1020         case PADENTER:
1021                 op->type->exec(C, op);
1022                 ret = OPERATOR_FINISHED;
1023                 break;
1024         }
1025
1026         /* Clamp */
1027         if(new_value > rc->max_value)
1028                 new_value = rc->max_value;
1029         else if(new_value < 0)
1030                 new_value = 0;
1031
1032         /* Update paint data */
1033         rc->value = new_value;
1034
1035         RNA_float_set(op->ptr, "new_value", new_value);
1036
1037         if(ret != OPERATOR_RUNNING_MODAL) {
1038                 WM_paint_cursor_end(CTX_wm_manager(C), rc->cursor);
1039                 MEM_freeN(rc);
1040         }
1041         
1042         ED_region_tag_redraw(CTX_wm_region(C));
1043
1044         return ret;
1045 }
1046
1047 /* Expects the operator customdata to be an ImBuf (or NULL) */
1048 int WM_radial_control_invoke(bContext *C, wmOperator *op, wmEvent *event)
1049 {
1050         wmRadialControl *rc = MEM_callocN(sizeof(wmRadialControl), "radial control");
1051         int mode = RNA_int_get(op->ptr, "mode");
1052         float initial_value = RNA_float_get(op->ptr, "initial_value");
1053         int mouse[2] = {event->x, event->y};
1054
1055         if(mode == WM_RADIALCONTROL_SIZE) {
1056                 rc->max_value = 200;
1057                 mouse[0]-= initial_value;
1058         }
1059         else if(mode == WM_RADIALCONTROL_STRENGTH) {
1060                 rc->max_value = 1;
1061                 mouse[0]-= WM_RADIAL_CONTROL_DISPLAY_SIZE * (1 - initial_value);
1062         }
1063         else if(mode == WM_RADIALCONTROL_ANGLE) {
1064                 rc->max_value = 360;
1065                 mouse[0]-= WM_RADIAL_CONTROL_DISPLAY_SIZE * cos(initial_value);
1066                 mouse[1]-= WM_RADIAL_CONTROL_DISPLAY_SIZE * sin(initial_value);
1067                 initial_value *= 180.0f/M_PI;
1068         }
1069
1070         if(op->customdata) {
1071                 ImBuf *im = (ImBuf*)op->customdata;
1072                 /* Build GL texture */
1073                 glGenTextures(1, &rc->tex);
1074                 glBindTexture(GL_TEXTURE_2D, rc->tex);
1075                 glTexImage2D(GL_TEXTURE_2D, 0, GL_ALPHA, im->x, im->y, 0, GL_ALPHA, GL_FLOAT, im->rect_float);
1076                 MEM_freeN(im->rect_float);
1077                 MEM_freeN(im);
1078         }
1079
1080         RNA_int_set_array(op->ptr, "initial_mouse", mouse);
1081         RNA_float_set(op->ptr, "new_value", initial_value);
1082                 
1083         op->customdata = rc;
1084         rc->mode = mode;
1085         rc->initial_value = initial_value;
1086         rc->initial_mouse[0] = mouse[0];
1087         rc->initial_mouse[1] = mouse[1];
1088         rc->cursor = WM_paint_cursor_activate(CTX_wm_manager(C), op->type->poll,
1089                                               wm_radial_control_paint, op->customdata);
1090
1091         /* add modal handler */
1092         WM_event_add_modal_handler(C, &CTX_wm_window(C)->handlers, op);
1093         
1094         WM_radial_control_modal(C, op, event);
1095         
1096         return OPERATOR_RUNNING_MODAL;
1097 }
1098
1099 /* Gets a descriptive string of the operation */
1100 void WM_radial_control_string(wmOperator *op, char str[], int maxlen)
1101 {
1102         int mode = RNA_int_get(op->ptr, "mode");
1103         float v = RNA_float_get(op->ptr, "new_value");
1104
1105         if(mode == WM_RADIALCONTROL_SIZE)
1106                 sprintf(str, "Size: %d", (int)v);
1107         else if(mode == WM_RADIALCONTROL_STRENGTH)
1108                 sprintf(str, "Strength: %d", (int)v);
1109         else if(mode == WM_RADIALCONTROL_ANGLE)
1110                 sprintf(str, "Angle: %d", (int)(v * 180.0f/M_PI));
1111 }
1112
1113 /** Important: this doesn't define an actual operator, it
1114     just sets up the common parts of the radial control op. **/
1115 void WM_OT_radial_control_partial(wmOperatorType *ot)
1116 {
1117         static EnumPropertyItem prop_mode_items[] = {
1118                 {WM_RADIALCONTROL_SIZE, "SIZE", "Size", ""},
1119                 {WM_RADIALCONTROL_STRENGTH, "STRENGTH", "Strength", ""},
1120                 {WM_RADIALCONTROL_ANGLE, "ANGLE", "Angle", ""},
1121                 {0, NULL, NULL, NULL}};
1122
1123         /* Should be set in custom invoke() */
1124         RNA_def_float(ot->srna, "initial_value", 0, 0, FLT_MAX, "Initial Value", "", 0, FLT_MAX);
1125
1126         /* Set internally, should be used in custom exec() to get final value */
1127         RNA_def_float(ot->srna, "new_value", 0, 0, FLT_MAX, "New Value", "", 0, FLT_MAX);
1128
1129         /* Should be set before calling operator */
1130         RNA_def_enum(ot->srna, "mode", prop_mode_items, 0, "Mode", "");
1131
1132         /* Internal */
1133         RNA_def_int_vector(ot->srna, "initial_mouse", 2, NULL, INT_MIN, INT_MAX, "initial_mouse", "", INT_MIN, INT_MAX);
1134 }
1135
1136 /* ******************************************************* */
1137  
1138 /* called on initialize WM_exit() */
1139 void wm_operatortype_free(void)
1140 {
1141         BLI_freelistN(&global_ops);
1142 }
1143
1144 /* called on initialize WM_init() */
1145 void wm_operatortype_init(void)
1146 {
1147         WM_operatortype_append(WM_OT_window_duplicate);
1148         WM_operatortype_append(WM_OT_save_homefile);
1149         WM_operatortype_append(WM_OT_window_fullscreen_toggle);
1150         WM_operatortype_append(WM_OT_exit_blender);
1151         WM_operatortype_append(WM_OT_tweak_gesture);
1152         WM_operatortype_append(WM_OT_open_recentfile);
1153         WM_operatortype_append(WM_OT_open_mainfile);
1154         WM_operatortype_append(WM_OT_jobs_timer);
1155         WM_operatortype_append(WM_OT_save_as_mainfile);
1156 }
1157
1158 /* default keymap for windows and screens, only call once per WM */
1159 void wm_window_keymap(wmWindowManager *wm)
1160 {
1161         ListBase *keymap= WM_keymap_listbase(wm, "Window", 0, 0);
1162         
1163         /* items to make WM work */
1164         WM_keymap_verify_item(keymap, "WM_OT_jobs_timer", TIMERJOBS, KM_ANY, KM_ANY, 0);
1165         
1166         /* note, this doesn't replace existing keymap items */
1167         WM_keymap_verify_item(keymap, "WM_OT_window_duplicate", AKEY, KM_PRESS, KM_CTRL|KM_ALT, 0);
1168         WM_keymap_verify_item(keymap, "WM_OT_save_homefile", UKEY, KM_PRESS, KM_CTRL, 0);
1169         WM_keymap_verify_item(keymap, "WM_OT_open_recentfile", OKEY, KM_PRESS, KM_CTRL, 0);
1170         WM_keymap_verify_item(keymap, "WM_OT_open_mainfile", F1KEY, KM_PRESS, 0, 0);
1171         WM_keymap_verify_item(keymap, "WM_OT_save_as_mainfile", F2KEY, KM_PRESS, 0, 0);
1172         WM_keymap_verify_item(keymap, "WM_OT_window_fullscreen_toggle", F11KEY, KM_PRESS, 0, 0);
1173         WM_keymap_verify_item(keymap, "WM_OT_exit_blender", QKEY, KM_PRESS, KM_CTRL, 0);
1174         WM_keymap_add_item(keymap, "ED_FILE_OT_load", RETKEY, KM_PRESS, 0, 0);
1175 }
1176