2 * ***** BEGIN GPL LICENSE BLOCK *****
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License
6 * as published by the Free Software Foundation; either version 2
7 * of the License, or (at your option) any later version.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software Foundation,
16 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
18 * The Original Code is Copyright (C) 2008 Blender Foundation.
19 * All rights reserved.
22 * Contributor(s): Blender Foundation
24 * ***** END GPL LICENSE BLOCK *****
27 /** \file blender/editors/screen/area.c
35 #include "MEM_guardedalloc.h"
37 #include "DNA_userdef_types.h"
39 #include "BLI_blenlib.h"
42 #include "BLI_utildefines.h"
44 #include "BLF_translation.h"
46 #include "BKE_context.h"
47 #include "BKE_global.h"
48 #include "BKE_screen.h"
52 #include "wm_subwindow.h"
54 #include "ED_screen.h"
55 #include "ED_screen_types.h"
56 #include "ED_space_api.h"
58 #include "ED_fileselect.h"
61 #include "BIF_glutil.h"
64 #include "UI_interface.h"
65 #include "UI_resources.h"
66 #include "UI_view2d.h"
68 #include "screen_intern.h"
70 /* general area and region code */
72 static void region_draw_emboss(ARegion *ar, rcti *scirct)
76 /* translate scissor rect to region space */
77 rect.xmin = scirct->xmin - ar->winrct.xmin;
78 rect.ymin = scirct->ymin - ar->winrct.ymin;
79 rect.xmax = scirct->xmax - ar->winrct.xmin;
80 rect.ymax = scirct->ymax - ar->winrct.ymin;
84 glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
87 glColor4ub(0, 0, 0, 30);
88 sdrawline(rect.xmax, rect.ymin, rect.xmax, rect.ymax);
91 glColor4ub(0, 0, 0, 30);
92 sdrawline(rect.xmin, rect.ymin, rect.xmax, rect.ymin);
95 glColor4ub(255, 255, 255, 30);
96 sdrawline(rect.xmin, rect.ymax, rect.xmax, rect.ymax);
99 glColor4ub(255, 255, 255, 30);
100 sdrawline(rect.xmin, rect.ymin, rect.xmin, rect.ymax);
105 void ED_region_pixelspace(ARegion *ar)
107 int width = BLI_rcti_size_x(&ar->winrct) + 1;
108 int height = BLI_rcti_size_y(&ar->winrct) + 1;
110 wmOrtho2(-GLA_PIXEL_OFS, (float)width - GLA_PIXEL_OFS, -GLA_PIXEL_OFS, (float)height - GLA_PIXEL_OFS);
114 /* only exported for WM */
115 void ED_region_do_listen(ARegion *ar, wmNotifier *note)
117 /* generic notes first */
118 switch (note->category) {
120 if (note->data == ND_FILEREAD)
121 ED_region_tag_redraw(ar);
124 ED_region_tag_redraw(ar);
128 if (ar->type && ar->type->listener)
129 ar->type->listener(ar, note);
132 /* only exported for WM */
133 void ED_area_do_listen(ScrArea *sa, wmNotifier *note)
135 /* no generic notes? */
136 if (sa->type && sa->type->listener) {
137 sa->type->listener(sa, note);
141 /* only exported for WM */
142 void ED_area_do_refresh(bContext *C, ScrArea *sa)
144 /* no generic notes? */
145 if (sa->type && sa->type->refresh) {
146 sa->type->refresh(C, sa);
148 sa->do_refresh = FALSE;
151 /* based on screen region draw tags, set draw tags in azones, and future region tabs etc */
152 /* only exported for WM */
153 void ED_area_overdraw_flush(ScrArea *sa, ARegion *ar)
157 for (az = sa->actionzones.first; az; az = az->next) {
160 xs = (az->x1 + az->x2) / 2;
161 ys = (az->y1 + az->y2) / 2;
164 if (BLI_rcti_isect_pt(&ar->winrct, xs, ys)) {
171 * \brief Corner widgets use for dragging and splitting the view.
173 static void area_draw_azone(short x1, short y1, short x2, short y2)
178 dx = copysign(ceilf(0.3f * fabsf(dx)), dx);
179 dy = copysign(ceilf(0.3f * fabsf(dy)), dy);
182 glEnable(GL_LINE_SMOOTH);
184 glColor4ub(255, 255, 255, 180);
185 fdrawline(x1, y2, x2, y1);
186 glColor4ub(255, 255, 255, 130);
187 fdrawline(x1, y2 - dy, x2 - dx, y1);
188 glColor4ub(255, 255, 255, 80);
189 fdrawline(x1, y2 - 2 * dy, x2 - 2 * dx, y1);
191 glColor4ub(0, 0, 0, 210);
192 fdrawline(x1, y2 + 1, x2 + 1, y1);
193 glColor4ub(0, 0, 0, 180);
194 fdrawline(x1, y2 - dy + 1, x2 - dx + 1, y1);
195 glColor4ub(0, 0, 0, 150);
196 fdrawline(x1, y2 - 2 * dy + 1, x2 - 2 * dx + 1, y1);
198 glDisable(GL_LINE_SMOOTH);
202 static void region_draw_azone_icon(AZone *az)
204 GLUquadricObj *qobj = NULL;
205 short midx = az->x1 + (az->x2 - az->x1) / 2;
206 short midy = az->y1 + (az->y2 - az->y1) / 2;
208 qobj = gluNewQuadric();
211 glTranslatef(midx, midy, 0.0);
213 /* outlined circle */
214 glEnable(GL_LINE_SMOOTH);
216 glColor4f(1.f, 1.f, 1.f, 0.8f);
218 gluQuadricDrawStyle(qobj, GLU_FILL);
219 gluDisk(qobj, 0.0, 4.25f, 16, 1);
221 glColor4f(0.2f, 0.2f, 0.2f, 0.9f);
223 gluQuadricDrawStyle(qobj, GLU_SILHOUETTE);
224 gluDisk(qobj, 0.0, 4.25f, 16, 1);
226 glDisable(GL_LINE_SMOOTH);
229 gluDeleteQuadric(qobj);
232 sdrawline(midx, midy - 2, midx, midy + 3);
233 sdrawline(midx - 2, midy, midx + 3, midy);
236 static void draw_azone_plus(float x1, float y1, float x2, float y2)
238 float width = 0.1f * U.widget_unit;
239 float pad = 0.2f * U.widget_unit;
241 glRectf((x1 + x2 - width) * 0.5f, y1 + pad, (x1 + x2 + width) * 0.5f, y2 - pad);
242 glRectf(x1 + pad, (y1 + y2 - width) * 0.5f, (x1 + x2 - width) * 0.5f, (y1 + y2 + width) * 0.5f);
243 glRectf((x1 + x2 + width) * 0.5f, (y1 + y2 - width) * 0.5f, x2 - pad, (y1 + y2 + width) * 0.5f);
246 static void region_draw_azone_tab_plus(AZone *az)
248 extern void ui_draw_anti_tria(float x1, float y1, float x2, float y2, float x3, float y3); /* xxx temp */
252 /* add code to draw region hidden as 'too small' */
254 case AE_TOP_TO_BOTTOMRIGHT:
255 uiSetRoundBox(UI_CNR_TOP_LEFT | UI_CNR_TOP_RIGHT);
257 case AE_BOTTOM_TO_TOPLEFT:
258 uiSetRoundBox(UI_CNR_BOTTOM_RIGHT | UI_CNR_BOTTOM_LEFT);
260 case AE_LEFT_TO_TOPRIGHT:
261 uiSetRoundBox(UI_CNR_TOP_LEFT | UI_CNR_BOTTOM_LEFT);
263 case AE_RIGHT_TO_TOPLEFT:
264 uiSetRoundBox(UI_CNR_TOP_RIGHT | UI_CNR_BOTTOM_RIGHT);
268 glColor4f(0.05f, 0.05f, 0.05f, 0.4f);
269 uiRoundBox((float)az->x1, (float)az->y1, (float)az->x2, (float)az->y2, 4.0f);
273 glColor4f(0.8f, 0.8f, 0.8f, 0.4f);
274 draw_azone_plus((float)az->x1, (float)az->y1, (float)az->x2, (float)az->y2);
279 static void region_draw_azone_tab(AZone *az)
284 UI_GetThemeColor3fv(TH_HEADER, col);
285 glColor4f(col[0], col[1], col[2], 0.5f);
287 /* add code to draw region hidden as 'too small' */
289 case AE_TOP_TO_BOTTOMRIGHT:
290 uiSetRoundBox(UI_CNR_TOP_LEFT | UI_CNR_TOP_RIGHT | UI_RB_ALPHA);
292 uiDrawBoxShade(GL_POLYGON, (float)az->x1, (float)az->y1, (float)az->x2, (float)az->y2, 4.0f, -0.3f, 0.05f);
293 glColor4ub(0, 0, 0, 255);
294 uiRoundRect((float)az->x1, 0.3f + (float)az->y1, (float)az->x2, 0.3f + (float)az->y2, 4.0f);
296 case AE_BOTTOM_TO_TOPLEFT:
297 uiSetRoundBox(UI_CNR_BOTTOM_RIGHT | UI_CNR_BOTTOM_LEFT | UI_RB_ALPHA);
299 uiDrawBoxShade(GL_POLYGON, (float)az->x1, (float)az->y1, (float)az->x2, (float)az->y2, 4.0f, -0.3f, 0.05f);
300 glColor4ub(0, 0, 0, 255);
301 uiRoundRect((float)az->x1, 0.3f + (float)az->y1, (float)az->x2, 0.3f + (float)az->y2, 4.0f);
303 case AE_LEFT_TO_TOPRIGHT:
304 uiSetRoundBox(UI_CNR_TOP_LEFT | UI_CNR_BOTTOM_LEFT | UI_RB_ALPHA);
306 uiDrawBoxShade(GL_POLYGON, (float)az->x1, (float)az->y1, (float)az->x2, (float)az->y2, 4.0f, -0.3f, 0.05f);
307 glColor4ub(0, 0, 0, 255);
308 uiRoundRect((float)az->x1, (float)az->y1, (float)az->x2, (float)az->y2, 4.0f);
310 case AE_RIGHT_TO_TOPLEFT:
311 uiSetRoundBox(UI_CNR_TOP_RIGHT | UI_CNR_BOTTOM_RIGHT | UI_RB_ALPHA);
313 uiDrawBoxShade(GL_POLYGON, (float)az->x1, (float)az->y1, (float)az->x2, (float)az->y2, 4.0f, -0.3f, 0.05f);
314 glColor4ub(0, 0, 0, 255);
315 uiRoundRect((float)az->x1, (float)az->y1, (float)az->x2, (float)az->y2, 4.0f);
322 static void region_draw_azone_tria(AZone *az)
324 extern void ui_draw_anti_tria(float x1, float y1, float x2, float y2, float x3, float y3); /* xxx temp */
327 //UI_GetThemeColor3fv(TH_HEADER, col);
328 glColor4f(0.0f, 0.0f, 0.0f, 0.35f);
330 /* add code to draw region hidden as 'too small' */
332 case AE_TOP_TO_BOTTOMRIGHT:
333 ui_draw_anti_tria((float)az->x1, (float)az->y1, (float)az->x2, (float)az->y1, (float)(az->x1 + az->x2) / 2, (float)az->y2);
336 case AE_BOTTOM_TO_TOPLEFT:
337 ui_draw_anti_tria((float)az->x1, (float)az->y2, (float)az->x2, (float)az->y2, (float)(az->x1 + az->x2) / 2, (float)az->y1);
340 case AE_LEFT_TO_TOPRIGHT:
341 ui_draw_anti_tria((float)az->x2, (float)az->y1, (float)az->x2, (float)az->y2, (float)az->x1, (float)(az->y1 + az->y2) / 2);
344 case AE_RIGHT_TO_TOPLEFT:
345 ui_draw_anti_tria((float)az->x1, (float)az->y1, (float)az->x1, (float)az->y2, (float)az->x2, (float)(az->y1 + az->y2) / 2);
353 /* only exported for WM */
354 void ED_area_overdraw(bContext *C)
356 wmWindow *win = CTX_wm_window(C);
357 bScreen *screen = CTX_wm_screen(C);
360 /* Draw AZones, in screenspace */
361 wmSubWindowSet(win, screen->mainwin);
364 glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
366 for (sa = screen->areabase.first; sa; sa = sa->next) {
368 for (az = sa->actionzones.first; az; az = az->next) {
370 if (az->type == AZONE_AREA) {
371 area_draw_azone(az->x1, az->y1, az->x2, az->y2);
373 else if (az->type == AZONE_REGION) {
376 /* only display tab or icons when the region is hidden */
377 if (az->ar->flag & (RGN_FLAG_HIDDEN | RGN_FLAG_TOO_SMALL)) {
378 if (G.debug_value == 3)
379 region_draw_azone_icon(az);
380 else if (G.debug_value == 2)
381 region_draw_azone_tria(az);
382 else if (G.debug_value == 1)
383 region_draw_azone_tab(az);
385 region_draw_azone_tab_plus(az);
398 /* only exported for WM */
399 /* makes region ready for drawing, sets pixelspace */
400 void ED_region_set(const bContext *C, ARegion *ar)
402 wmWindow *win = CTX_wm_window(C);
403 ScrArea *sa = CTX_wm_area(C);
405 ar->drawrct = ar->winrct;
407 /* note; this sets state, so we can use wmOrtho and friends */
408 wmSubWindowScissorSet(win, ar->swinid, &ar->drawrct);
410 UI_SetTheme(sa ? sa->spacetype : 0, ar->type ? ar->type->regionid : 0);
412 ED_region_pixelspace(ar);
416 /* only exported for WM */
417 void ED_region_do_draw(bContext *C, ARegion *ar)
419 wmWindow *win = CTX_wm_window(C);
420 ScrArea *sa = CTX_wm_area(C);
421 ARegionType *at = ar->type;
423 /* see BKE_spacedata_draw_locks() */
427 /* if no partial draw rect set, full rect */
428 if (ar->drawrct.xmin == ar->drawrct.xmax)
429 ar->drawrct = ar->winrct;
431 /* extra clip for safety (intersect the rects, could use API func) */
432 ar->drawrct.xmin = max_ii(ar->winrct.xmin, ar->drawrct.xmin);
433 ar->drawrct.ymin = max_ii(ar->winrct.ymin, ar->drawrct.ymin);
434 ar->drawrct.xmax = min_ii(ar->winrct.xmax, ar->drawrct.xmax);
435 ar->drawrct.ymax = min_ii(ar->winrct.ymax, ar->drawrct.ymax);
438 /* note; this sets state, so we can use wmOrtho and friends */
439 wmSubWindowScissorSet(win, ar->swinid, &ar->drawrct);
441 UI_SetTheme(sa ? sa->spacetype : 0, ar->type ? ar->type->regionid : 0);
443 /* optional header info instead? */
445 UI_ThemeClearColor(TH_HEADER);
446 glClear(GL_COLOR_BUFFER_BIT);
448 UI_ThemeColor(TH_TEXT);
449 BLF_draw_default(20, 8, 0.0f, ar->headerstr, BLF_DRAW_STR_DUMMY_MAX);
455 /* XXX test: add convention to end regions always in pixel space, for drawing of borders/gestures etc */
456 ED_region_pixelspace(ar);
458 ED_region_draw_cb_draw(C, ar, REGION_DRAW_POST_PIXEL);
461 memset(&ar->drawrct, 0, sizeof(ar->drawrct));
463 uiFreeInactiveBlocks(C, &ar->uiblocks);
466 region_draw_emboss(ar, &ar->winrct);
469 /* **********************************
470 * maybe silly, but let's try for now
471 * to keep these tags protected
472 * ********************************** */
474 void ED_region_tag_redraw(ARegion *ar)
477 /* zero region means full region redraw */
478 ar->do_draw = RGN_DRAW;
479 memset(&ar->drawrct, 0, sizeof(ar->drawrct));
483 void ED_region_tag_redraw_overlay(ARegion *ar)
486 ar->do_draw_overlay = RGN_DRAW;
489 void ED_region_tag_redraw_partial(ARegion *ar, rcti *rct)
493 /* no redraw set yet, set partial region */
494 ar->do_draw = RGN_DRAW_PARTIAL;
497 else if (ar->drawrct.xmin != ar->drawrct.xmax) {
498 /* partial redraw already set, expand region */
499 BLI_rcti_union(&ar->drawrct, rct);
504 void ED_area_tag_redraw(ScrArea *sa)
509 for (ar = sa->regionbase.first; ar; ar = ar->next)
510 ED_region_tag_redraw(ar);
513 void ED_area_tag_redraw_regiontype(ScrArea *sa, int regiontype)
518 for (ar = sa->regionbase.first; ar; ar = ar->next) {
519 if (ar->regiontype == regiontype) {
520 ED_region_tag_redraw(ar);
526 void ED_area_tag_refresh(ScrArea *sa)
529 sa->do_refresh = TRUE;
532 /* *************************************************************** */
534 /* use NULL to disable it */
535 void ED_area_headerprint(ScrArea *sa, const char *str)
539 /* happens when running transform operators in backround mode */
543 for (ar = sa->regionbase.first; ar; ar = ar->next) {
544 if (ar->regiontype == RGN_TYPE_HEADER) {
546 if (ar->headerstr == NULL)
547 ar->headerstr = MEM_mallocN(256, "headerprint");
548 BLI_strncpy(ar->headerstr, str, 256);
550 else if (ar->headerstr) {
551 MEM_freeN(ar->headerstr);
552 ar->headerstr = NULL;
554 ED_region_tag_redraw(ar);
559 /* ************************************************************ */
562 static void area_azone_initialize(bScreen *screen, ScrArea *sa)
566 /* reinitalize entirely, regions add azones too */
567 BLI_freelistN(&sa->actionzones);
569 if (screen->full != SCREENNORMAL) {
573 /* set area action zones */
574 az = (AZone *)MEM_callocN(sizeof(AZone), "actionzone");
575 BLI_addtail(&(sa->actionzones), az);
576 az->type = AZONE_AREA;
577 az->x1 = sa->totrct.xmin;
578 az->y1 = sa->totrct.ymin;
579 az->x2 = sa->totrct.xmin + (AZONESPOT - 1);
580 az->y2 = sa->totrct.ymin + (AZONESPOT - 1);
581 BLI_rcti_init(&az->rect, az->x1, az->x2, az->y1, az->y2);
583 az = (AZone *)MEM_callocN(sizeof(AZone), "actionzone");
584 BLI_addtail(&(sa->actionzones), az);
585 az->type = AZONE_AREA;
586 az->x1 = sa->totrct.xmax + 1;
587 az->y1 = sa->totrct.ymax + 1;
588 az->x2 = sa->totrct.xmax - (AZONESPOT - 1);
589 az->y2 = sa->totrct.ymax - (AZONESPOT - 1);
590 BLI_rcti_init(&az->rect, az->x1, az->x2, az->y1, az->y2);
593 #define AZONEPAD_EDGE (0.2f * U.widget_unit)
594 #define AZONEPAD_ICON (0.45f * U.widget_unit)
595 static void region_azone_edge(AZone *az, ARegion *ar)
598 case AE_TOP_TO_BOTTOMRIGHT:
599 az->x1 = ar->winrct.xmin;
600 az->y1 = ar->winrct.ymax - AZONEPAD_EDGE;
601 az->x2 = ar->winrct.xmax;
602 az->y2 = ar->winrct.ymax;
604 case AE_BOTTOM_TO_TOPLEFT:
605 az->x1 = ar->winrct.xmin;
606 az->y1 = ar->winrct.ymin + AZONEPAD_EDGE;
607 az->x2 = ar->winrct.xmax;
608 az->y2 = ar->winrct.ymin;
610 case AE_LEFT_TO_TOPRIGHT:
611 az->x1 = ar->winrct.xmin;
612 az->y1 = ar->winrct.ymin;
613 az->x2 = ar->winrct.xmin + AZONEPAD_EDGE;
614 az->y2 = ar->winrct.ymax;
616 case AE_RIGHT_TO_TOPLEFT:
617 az->x1 = ar->winrct.xmax;
618 az->y1 = ar->winrct.ymin;
619 az->x2 = ar->winrct.xmax - AZONEPAD_EDGE;
620 az->y2 = ar->winrct.ymax;
624 BLI_rcti_init(&az->rect, az->x1, az->x2, az->y1, az->y2);
627 static void region_azone_icon(ScrArea *sa, AZone *az, ARegion *ar)
632 /* count how many actionzones with along same edge are available.
633 * This allows for adding more action zones in the future without
634 * having to worry about correct offset */
635 for (azt = sa->actionzones.first; azt; azt = azt->next) {
636 if (azt->edge == az->edge) tot++;
640 case AE_TOP_TO_BOTTOMRIGHT:
641 az->x1 = ar->winrct.xmax - tot * 2 * AZONEPAD_ICON;
642 az->y1 = ar->winrct.ymax + AZONEPAD_ICON;
643 az->x2 = ar->winrct.xmax - tot * AZONEPAD_ICON;
644 az->y2 = ar->winrct.ymax + 2 * AZONEPAD_ICON;
646 case AE_BOTTOM_TO_TOPLEFT:
647 az->x1 = ar->winrct.xmin + AZONEPAD_ICON;
648 az->y1 = ar->winrct.ymin - 2 * AZONEPAD_ICON;
649 az->x2 = ar->winrct.xmin + 2 * AZONEPAD_ICON;
650 az->y2 = ar->winrct.ymin - AZONEPAD_ICON;
652 case AE_LEFT_TO_TOPRIGHT:
653 az->x1 = ar->winrct.xmin - 2 * AZONEPAD_ICON;
654 az->y1 = ar->winrct.ymax - tot * 2 * AZONEPAD_ICON;
655 az->x2 = ar->winrct.xmin - AZONEPAD_ICON;
656 az->y2 = ar->winrct.ymax - tot * AZONEPAD_ICON;
658 case AE_RIGHT_TO_TOPLEFT:
659 az->x1 = ar->winrct.xmax + AZONEPAD_ICON;
660 az->y1 = ar->winrct.ymax - tot * 2 * AZONEPAD_ICON;
661 az->x2 = ar->winrct.xmax + 2 * AZONEPAD_ICON;
662 az->y2 = ar->winrct.ymax - tot * AZONEPAD_ICON;
666 BLI_rcti_init(&az->rect, az->x1, az->x2, az->y1, az->y2);
668 /* if more azones on 1 spot, set offset */
669 for (azt = sa->actionzones.first; azt; azt = azt->next) {
671 if (ABS(az->x1 - azt->x1) < 2 && ABS(az->y1 - azt->y1) < 2) {
672 if (az->edge == AE_TOP_TO_BOTTOMRIGHT || az->edge == AE_BOTTOM_TO_TOPLEFT) {
680 BLI_rcti_init(&az->rect, az->x1, az->x2, az->y1, az->y2);
686 #define AZONEPAD_TAB_PLUSW (0.7f * U.widget_unit)
687 #define AZONEPAD_TAB_PLUSH (0.7f * U.widget_unit)
689 /* region already made zero sized, in shape of edge */
690 static void region_azone_tab_plus(ScrArea *sa, AZone *az, ARegion *ar)
695 for (azt = sa->actionzones.first; azt; azt = azt->next) {
696 if (azt->edge == az->edge) tot++;
700 case AE_TOP_TO_BOTTOMRIGHT:
701 if (ar->winrct.ymax == sa->totrct.ymin) add = 1; else add = 0;
702 az->x1 = ar->winrct.xmax - 2.5f * AZONEPAD_TAB_PLUSW;
703 az->y1 = ar->winrct.ymax - add;
704 az->x2 = ar->winrct.xmax - 1.5f * AZONEPAD_TAB_PLUSW;
705 az->y2 = ar->winrct.ymax - add + AZONEPAD_TAB_PLUSH;
707 case AE_BOTTOM_TO_TOPLEFT:
708 az->x1 = ar->winrct.xmax - 2.5f * AZONEPAD_TAB_PLUSW;
709 az->y1 = ar->winrct.ymin - AZONEPAD_TAB_PLUSH;
710 az->x2 = ar->winrct.xmax - 1.5f * AZONEPAD_TAB_PLUSW;
711 az->y2 = ar->winrct.ymin;
713 case AE_LEFT_TO_TOPRIGHT:
714 az->x1 = ar->winrct.xmin - AZONEPAD_TAB_PLUSH;
715 az->y1 = ar->winrct.ymax - 2.5f * AZONEPAD_TAB_PLUSW;
716 az->x2 = ar->winrct.xmin;
717 az->y2 = ar->winrct.ymax - 1.5f * AZONEPAD_TAB_PLUSW;
719 case AE_RIGHT_TO_TOPLEFT:
720 az->x1 = ar->winrct.xmax - 1;
721 az->y1 = ar->winrct.ymax - 2.5f * AZONEPAD_TAB_PLUSW;
722 az->x2 = ar->winrct.xmax - 1 + AZONEPAD_TAB_PLUSH;
723 az->y2 = ar->winrct.ymax - 1.5f * AZONEPAD_TAB_PLUSW;
726 /* rect needed for mouse pointer test */
727 BLI_rcti_init(&az->rect, az->x1, az->x2, az->y1, az->y2);
731 #define AZONEPAD_TABW (0.9f * U.widget_unit)
732 #define AZONEPAD_TABH (0.35f * U.widget_unit)
734 /* region already made zero sized, in shape of edge */
735 static void region_azone_tab(ScrArea *sa, AZone *az, ARegion *ar)
740 for (azt = sa->actionzones.first; azt; azt = azt->next) {
741 if (azt->edge == az->edge) tot++;
745 case AE_TOP_TO_BOTTOMRIGHT:
746 if (ar->winrct.ymax == sa->totrct.ymin) add = 1; else add = 0;
747 az->x1 = ar->winrct.xmax - 2 * AZONEPAD_TABW;
748 az->y1 = ar->winrct.ymax - add;
749 az->x2 = ar->winrct.xmax - AZONEPAD_TABW;
750 az->y2 = ar->winrct.ymax - add + AZONEPAD_TABH;
752 case AE_BOTTOM_TO_TOPLEFT:
753 az->x1 = ar->winrct.xmin + AZONEPAD_TABW;
754 az->y1 = ar->winrct.ymin - AZONEPAD_TABH;
755 az->x2 = ar->winrct.xmin + 2 * AZONEPAD_TABW;
756 az->y2 = ar->winrct.ymin;
758 case AE_LEFT_TO_TOPRIGHT:
759 az->x1 = ar->winrct.xmin + 1 - AZONEPAD_TABH;
760 az->y1 = ar->winrct.ymax - 2 * AZONEPAD_TABW;
761 az->x2 = ar->winrct.xmin + 1;
762 az->y2 = ar->winrct.ymax - AZONEPAD_TABW;
764 case AE_RIGHT_TO_TOPLEFT:
765 az->x1 = ar->winrct.xmax - 1;
766 az->y1 = ar->winrct.ymax - 2 * AZONEPAD_TABW;
767 az->x2 = ar->winrct.xmax - 1 + AZONEPAD_TABH;
768 az->y2 = ar->winrct.ymax - AZONEPAD_TABW;
771 /* rect needed for mouse pointer test */
772 BLI_rcti_init(&az->rect, az->x1, az->x2, az->y1, az->y2);
775 #define AZONEPAD_TRIAW (0.8f * U.widget_unit)
776 #define AZONEPAD_TRIAH (0.45f * U.widget_unit)
779 /* region already made zero sized, in shape of edge */
780 static void region_azone_tria(ScrArea *sa, AZone *az, ARegion *ar)
785 for (azt = sa->actionzones.first; azt; azt = azt->next) {
786 if (azt->edge == az->edge) tot++;
790 case AE_TOP_TO_BOTTOMRIGHT:
791 if (ar->winrct.ymax == sa->totrct.ymin) add = 1; else add = 0;
792 az->x1 = ar->winrct.xmax - 2 * AZONEPAD_TRIAW;
793 az->y1 = ar->winrct.ymax - add;
794 az->x2 = ar->winrct.xmax - AZONEPAD_TRIAW;
795 az->y2 = ar->winrct.ymax - add + AZONEPAD_TRIAH;
797 case AE_BOTTOM_TO_TOPLEFT:
798 az->x1 = ar->winrct.xmin + AZONEPAD_TRIAW;
799 az->y1 = ar->winrct.ymin - AZONEPAD_TRIAH;
800 az->x2 = ar->winrct.xmin + 2 * AZONEPAD_TRIAW;
801 az->y2 = ar->winrct.ymin;
803 case AE_LEFT_TO_TOPRIGHT:
804 az->x1 = ar->winrct.xmin + 1 - AZONEPAD_TRIAH;
805 az->y1 = ar->winrct.ymax - 2 * AZONEPAD_TRIAW;
806 az->x2 = ar->winrct.xmin + 1;
807 az->y2 = ar->winrct.ymax - AZONEPAD_TRIAW;
809 case AE_RIGHT_TO_TOPLEFT:
810 az->x1 = ar->winrct.xmax - 1;
811 az->y1 = ar->winrct.ymax - 2 * AZONEPAD_TRIAW;
812 az->x2 = ar->winrct.xmax - 1 + AZONEPAD_TRIAH;
813 az->y2 = ar->winrct.ymax - AZONEPAD_TRIAW;
816 /* rect needed for mouse pointer test */
817 BLI_rcti_init(&az->rect, az->x1, az->x2, az->y1, az->y2);
821 static void region_azone_initialize(ScrArea *sa, ARegion *ar, AZEdge edge)
825 az = (AZone *)MEM_callocN(sizeof(AZone), "actionzone");
826 BLI_addtail(&(sa->actionzones), az);
827 az->type = AZONE_REGION;
831 if (ar->flag & (RGN_FLAG_HIDDEN | RGN_FLAG_TOO_SMALL)) {
832 if (G.debug_value == 3)
833 region_azone_icon(sa, az, ar);
834 else if (G.debug_value == 2)
835 region_azone_tria(sa, az, ar);
836 else if (G.debug_value == 1)
837 region_azone_tab(sa, az, ar);
839 region_azone_tab_plus(sa, az, ar);
842 region_azone_edge(az, ar);
848 /* *************************************************************** */
850 static void region_azone_add(ScrArea *sa, ARegion *ar, int alignment)
852 /* edge code (t b l r) is along which area edge azone will be drawn */
854 if (alignment == RGN_ALIGN_TOP)
855 region_azone_initialize(sa, ar, AE_BOTTOM_TO_TOPLEFT);
856 else if (alignment == RGN_ALIGN_BOTTOM)
857 region_azone_initialize(sa, ar, AE_TOP_TO_BOTTOMRIGHT);
858 else if (alignment == RGN_ALIGN_RIGHT)
859 region_azone_initialize(sa, ar, AE_LEFT_TO_TOPRIGHT);
860 else if (alignment == RGN_ALIGN_LEFT)
861 region_azone_initialize(sa, ar, AE_RIGHT_TO_TOPLEFT);
864 /* dir is direction to check, not the splitting edge direction! */
865 static int rct_fits(rcti *rect, char dir, int size)
868 return BLI_rcti_size_x(rect) - size;
871 return BLI_rcti_size_y(rect) - size;
875 /* *************************************************************** */
877 /* ar should be overlapping */
878 /* function checks if some overlapping region was defined before - on same place */
879 static void region_overlap_fix(ScrArea *sa, ARegion *ar)
881 ARegion *ar1 = ar->prev;
883 /* find overlapping previous region on same place */
886 if ((ar1->alignment & RGN_SPLIT_PREV) == 0)
887 if (BLI_rcti_isect(&ar1->winrct, &ar->winrct, NULL))
893 /* translate or close */
895 int align1 = ar1->alignment & ~RGN_SPLIT_PREV;
897 if (align1 == RGN_ALIGN_LEFT) {
898 if (ar->winrct.xmax + ar1->winx > sa->winx - U.widget_unit)
899 ar->flag |= RGN_FLAG_TOO_SMALL;
901 BLI_rcti_translate(&ar->winrct, ar1->winx, 0);
903 else if (align1 == RGN_ALIGN_RIGHT) {
904 if (ar->winrct.xmin - ar1->winx < U.widget_unit)
905 ar->flag |= RGN_FLAG_TOO_SMALL;
907 BLI_rcti_translate(&ar->winrct, -ar1->winx, 0);
915 /* overlapping regions only in the following restricted cases */
916 static int region_is_overlap(wmWindow *win, ScrArea *sa, ARegion *ar)
918 if (U.uiflag2 & USER_REGION_OVERLAP)
919 if (WM_is_draw_triple(win))
920 if (ELEM4(sa->spacetype, SPACE_VIEW3D, SPACE_IMAGE, SPACE_SEQ, SPACE_CLIP))
921 if (ELEM3(ar->regiontype, RGN_TYPE_TOOLS, RGN_TYPE_UI, RGN_TYPE_TOOL_PROPS))
926 static void region_rect_recursive(wmWindow *win, ScrArea *sa, ARegion *ar, rcti *remainder, int quad)
928 rcti *remainder_prev = remainder;
929 int prefsizex, prefsizey;
935 /* no returns in function, winrct gets set in the end again */
936 BLI_rcti_init(&ar->winrct, 0, 0, 0, 0);
938 /* for test; allow split of previously defined region */
939 if (ar->alignment & RGN_SPLIT_PREV)
941 remainder = &ar->prev->winrct;
943 alignment = ar->alignment & ~RGN_SPLIT_PREV;
945 /* set here, assuming userpref switching forces to call this again */
946 ar->overlap = region_is_overlap(win, sa, ar);
948 /* clear state flags first */
949 ar->flag &= ~RGN_FLAG_TOO_SMALL;
951 if (ar->next == NULL && alignment != RGN_ALIGN_QSPLIT)
952 alignment = RGN_ALIGN_NONE;
954 /* prefsize, for header we stick to exception (prevent dpi rounding error) */
955 prefsizex = UI_DPI_FAC * (ar->sizex > 1 ? ar->sizex + 0.5f : ar->type->prefsizex);
957 if (ar->regiontype == RGN_TYPE_HEADER) {
958 prefsizey = ED_area_headersize();
960 else if (ar->regiontype == RGN_TYPE_UI && sa->spacetype == SPACE_FILE) {
961 prefsizey = UI_UNIT_Y * 2 + (UI_UNIT_Y / 2);
964 prefsizey = UI_DPI_FAC * (ar->sizey > 1 ? ar->sizey + 0.5f : ar->type->prefsizey);
968 if (ar->flag & RGN_FLAG_HIDDEN) {
969 /* hidden is user flag */
971 else if (alignment == RGN_ALIGN_FLOAT) {
972 /* XXX floating area region, not handled yet here */
974 else if (rct_fits(remainder, 'v', 1) < 0 || rct_fits(remainder, 'h', 1) < 0) {
975 /* remainder is too small for any usage */
976 ar->flag |= RGN_FLAG_TOO_SMALL;
978 else if (alignment == RGN_ALIGN_NONE) {
979 /* typically last region */
980 ar->winrct = *remainder;
981 BLI_rcti_init(remainder, 0, 0, 0, 0);
983 else if (alignment == RGN_ALIGN_TOP || alignment == RGN_ALIGN_BOTTOM) {
985 if (rct_fits(remainder, 'v', prefsizey) < 0) {
986 ar->flag |= RGN_FLAG_TOO_SMALL;
989 int fac = rct_fits(remainder, 'v', prefsizey);
994 ar->winrct = *remainder;
996 if (alignment == RGN_ALIGN_TOP) {
997 ar->winrct.ymin = ar->winrct.ymax - prefsizey + 1;
998 remainder->ymax = ar->winrct.ymin - 1;
1001 ar->winrct.ymax = ar->winrct.ymin + prefsizey - 1;
1002 remainder->ymin = ar->winrct.ymax + 1;
1006 else if (ELEM(alignment, RGN_ALIGN_LEFT, RGN_ALIGN_RIGHT)) {
1008 if (rct_fits(remainder, 'h', prefsizex) < 0) {
1009 ar->flag |= RGN_FLAG_TOO_SMALL;
1012 int fac = rct_fits(remainder, 'h', prefsizex);
1017 ar->winrct = *remainder;
1019 if (alignment == RGN_ALIGN_RIGHT) {
1020 ar->winrct.xmin = ar->winrct.xmax - prefsizex + 1;
1021 if (ar->overlap == 0)
1022 remainder->xmax = ar->winrct.xmin - 1;
1025 ar->winrct.xmax = ar->winrct.xmin + prefsizex - 1;
1026 if (ar->overlap == 0)
1027 remainder->xmin = ar->winrct.xmax + 1;
1031 else if (alignment == RGN_ALIGN_VSPLIT || alignment == RGN_ALIGN_HSPLIT) {
1032 /* percentage subdiv*/
1033 ar->winrct = *remainder;
1035 if (alignment == RGN_ALIGN_HSPLIT) {
1036 if (rct_fits(remainder, 'h', prefsizex) > 4) {
1037 ar->winrct.xmax = BLI_rcti_cent_x(remainder);
1038 remainder->xmin = ar->winrct.xmax + 1;
1041 BLI_rcti_init(remainder, 0, 0, 0, 0);
1045 if (rct_fits(remainder, 'v', prefsizey) > 4) {
1046 ar->winrct.ymax = BLI_rcti_cent_y(remainder);
1047 remainder->ymin = ar->winrct.ymax + 1;
1050 BLI_rcti_init(remainder, 0, 0, 0, 0);
1054 else if (alignment == RGN_ALIGN_QSPLIT) {
1055 ar->winrct = *remainder;
1057 /* test if there's still 4 regions left */
1059 ARegion *artest = ar->next;
1063 artest->alignment = RGN_ALIGN_QSPLIT;
1064 artest = artest->next;
1069 /* let's stop adding regions */
1070 BLI_rcti_init(remainder, 0, 0, 0, 0);
1071 if (G.debug & G_DEBUG)
1072 printf("region quadsplit failed\n");
1077 if (quad == 1) { /* left bottom */
1078 ar->winrct.xmax = BLI_rcti_cent_x(remainder);
1079 ar->winrct.ymax = BLI_rcti_cent_y(remainder);
1081 else if (quad == 2) { /* left top */
1082 ar->winrct.xmax = BLI_rcti_cent_x(remainder);
1083 ar->winrct.ymin = BLI_rcti_cent_y(remainder) + 1;
1085 else if (quad == 3) { /* right bottom */
1086 ar->winrct.xmin = BLI_rcti_cent_x(remainder) + 1;
1087 ar->winrct.ymax = BLI_rcti_cent_y(remainder);
1089 else { /* right top */
1090 ar->winrct.xmin = BLI_rcti_cent_x(remainder) + 1;
1091 ar->winrct.ymin = BLI_rcti_cent_y(remainder) + 1;
1092 BLI_rcti_init(remainder, 0, 0, 0, 0);
1100 ar->winx = BLI_rcti_size_x(&ar->winrct) + 1;
1101 ar->winy = BLI_rcti_size_y(&ar->winrct) + 1;
1103 /* if region opened normally, we store this for hide/reveal usage */
1104 /* prevent rounding errors for UI_DPI_FAC mult and divide */
1105 if (ar->winx > 1) ar->sizex = (ar->winx + 0.5f) / UI_DPI_FAC;
1106 if (ar->winy > 1) ar->sizey = (ar->winy + 0.5f) / UI_DPI_FAC;
1108 /* exception for multiple overlapping regions on same spot */
1110 region_overlap_fix(sa, ar);
1112 /* set winrect for azones */
1113 if (ar->flag & (RGN_FLAG_HIDDEN | RGN_FLAG_TOO_SMALL)) {
1114 ar->winrct = *remainder;
1116 if (alignment == RGN_ALIGN_TOP)
1117 ar->winrct.ymin = ar->winrct.ymax;
1118 else if (alignment == RGN_ALIGN_BOTTOM)
1119 ar->winrct.ymax = ar->winrct.ymin;
1120 else if (alignment == RGN_ALIGN_RIGHT)
1121 ar->winrct.xmin = ar->winrct.xmax;
1122 else if (alignment == RGN_ALIGN_LEFT)
1123 ar->winrct.xmax = ar->winrct.xmin;
1124 else /* prevent winrct to be valid */
1125 ar->winrct.xmax = ar->winrct.xmin;
1128 /* restore prev-split exception */
1129 if (ar->alignment & RGN_SPLIT_PREV) {
1131 remainder = remainder_prev;
1132 ar->prev->winx = BLI_rcti_size_x(&ar->prev->winrct) + 1;
1133 ar->prev->winy = BLI_rcti_size_y(&ar->prev->winrct) + 1;
1137 /* in end, add azones, where appropriate */
1138 if (ar->regiontype == RGN_TYPE_HEADER && ar->winy + 6 > sa->winy) {
1139 /* The logic for this is: when the header takes up the full area,
1140 * disallow hiding it to view the main window.
1142 * Without this, you can drag down the file selectors header and hide it
1143 * by accident very easily (highly annoying!), the value 6 is arbitrary
1144 * but accounts for small common rounding problems when scaling the UI,
1145 * must be minimum '4' */
1148 region_azone_add(sa, ar, alignment);
1151 region_rect_recursive(win, sa, ar->next, remainder, quad);
1154 static void area_calc_totrct(ScrArea *sa, int sizex, int sizey)
1156 short rt = U.pixelsize > 1.0f ? 1 : 0;
1158 if (sa->v1->vec.x > 0) sa->totrct.xmin = sa->v1->vec.x + 1 + rt;
1159 else sa->totrct.xmin = sa->v1->vec.x;
1160 if (sa->v4->vec.x < sizex - 1) sa->totrct.xmax = sa->v4->vec.x - 1 - rt;
1161 else sa->totrct.xmax = sa->v4->vec.x;
1163 if (sa->v1->vec.y > 0) sa->totrct.ymin = sa->v1->vec.y + 1 + rt;
1164 else sa->totrct.ymin = sa->v1->vec.y;
1165 if (sa->v2->vec.y < sizey - 1) sa->totrct.ymax = sa->v2->vec.y - 1 - rt;
1166 else sa->totrct.ymax = sa->v2->vec.y;
1169 sa->winx = BLI_rcti_size_x(&sa->totrct) + 1;
1170 sa->winy = BLI_rcti_size_y(&sa->totrct) + 1;
1174 /* used for area initialize below */
1175 static void region_subwindow(wmWindow *win, ARegion *ar)
1177 if (ar->flag & (RGN_FLAG_HIDDEN | RGN_FLAG_TOO_SMALL)) {
1179 wm_subwindow_close(win, ar->swinid);
1182 else if (ar->swinid == 0)
1183 ar->swinid = wm_subwindow_open(win, &ar->winrct);
1185 wm_subwindow_position(win, ar->swinid, &ar->winrct);
1188 static void ed_default_handlers(wmWindowManager *wm, ScrArea *sa, ListBase *handlers, int flag)
1190 /* note, add-handler checks if it already exists */
1192 /* XXX it would be good to have boundbox checks for some of these... */
1193 if (flag & ED_KEYMAP_UI) {
1194 /* user interface widgets */
1195 UI_add_region_handlers(handlers);
1197 if (flag & ED_KEYMAP_VIEW2D) {
1198 /* 2d-viewport handling+manipulation */
1199 wmKeyMap *keymap = WM_keymap_find(wm->defaultconf, "View2D", 0, 0);
1200 WM_event_add_keymap_handler(handlers, keymap);
1202 if (flag & ED_KEYMAP_MARKERS) {
1204 wmKeyMap *keymap = WM_keymap_find(wm->defaultconf, "Markers", 0, 0);
1206 /* time space only has this keymap, the others get a boundbox restricted map */
1207 if (sa->spacetype != SPACE_TIME) {
1209 static rcti rect = {0, 10000, 0, 30}; /* same local check for all areas */
1210 ar = BKE_area_find_region_type(sa, RGN_TYPE_WINDOW);
1212 WM_event_add_keymap_handler_bb(handlers, keymap, &rect, &ar->winrct);
1216 WM_event_add_keymap_handler(handlers, keymap);
1218 if (flag & ED_KEYMAP_ANIMATION) {
1219 /* frame changing and timeline operators (for time spaces) */
1220 wmKeyMap *keymap = WM_keymap_find(wm->defaultconf, "Animation", 0, 0);
1221 WM_event_add_keymap_handler(handlers, keymap);
1223 if (flag & ED_KEYMAP_FRAMES) {
1224 /* frame changing/jumping (for all spaces) */
1225 wmKeyMap *keymap = WM_keymap_find(wm->defaultconf, "Frames", 0, 0);
1226 WM_event_add_keymap_handler(handlers, keymap);
1228 if (flag & ED_KEYMAP_GPENCIL) {
1230 wmKeyMap *keymap = WM_keymap_find(wm->defaultconf, "Grease Pencil", 0, 0);
1231 WM_event_add_keymap_handler(handlers, keymap);
1233 if (flag & ED_KEYMAP_HEADER) {
1234 /* standard keymap for headers regions */
1235 wmKeyMap *keymap = WM_keymap_find(wm->defaultconf, "Header", 0, 0);
1236 WM_event_add_keymap_handler(handlers, keymap);
1241 /* called in screen_refresh, or screens_init, also area size changes */
1242 void ED_area_initialize(wmWindowManager *wm, wmWindow *win, ScrArea *sa)
1247 /* set typedefinitions */
1248 sa->type = BKE_spacetype_from_id(sa->spacetype);
1250 if (sa->type == NULL) {
1251 sa->butspacetype = sa->spacetype = SPACE_VIEW3D;
1252 sa->type = BKE_spacetype_from_id(sa->spacetype);
1255 for (ar = sa->regionbase.first; ar; ar = ar->next)
1256 ar->type = BKE_regiontype_from_id(sa->type, ar->regiontype);
1259 area_calc_totrct(sa, WM_window_pixels_x(win), WM_window_pixels_y(win));
1261 /* clear all azones, add the area triange widgets */
1262 area_azone_initialize(win->screen, sa);
1264 /* region rect sizes */
1266 region_rect_recursive(win, sa, sa->regionbase.first, &rect, 0);
1268 /* default area handlers */
1269 ed_default_handlers(wm, sa, &sa->handlers, sa->type->keymapflag);
1270 /* checks spacedata, adds own handlers */
1272 sa->type->init(wm, sa);
1274 /* region windows, default and own handlers */
1275 for (ar = sa->regionbase.first; ar; ar = ar->next) {
1276 region_subwindow(win, ar);
1279 /* default region handlers */
1280 ed_default_handlers(wm, sa, &ar->handlers, ar->type->keymapflag);
1283 ar->type->init(wm, ar);
1286 /* prevent uiblocks to run */
1287 uiFreeBlocks(NULL, &ar->uiblocks);
1292 /* externally called for floating regions like menus */
1293 void ED_region_init(bContext *C, ARegion *ar)
1295 // ARegionType *at = ar->type;
1297 /* refresh can be called before window opened */
1298 region_subwindow(CTX_wm_window(C), ar);
1300 ar->winx = BLI_rcti_size_x(&ar->winrct) + 1;
1301 ar->winy = BLI_rcti_size_y(&ar->winrct) + 1;
1303 /* v2d mask is used to subtract scrollbars from a 2d view. Needs initialize here. */
1304 BLI_rcti_init(&ar->v2d.mask, 0, ar->winx - 1, 0, ar->winy -1);
1307 wmOrtho2(-0.01f, ar->winx - 0.01f, -0.01f, ar->winy - 0.01f);
1311 /* for quick toggle, can skip fades */
1312 void region_toggle_hidden(bContext *C, ARegion *ar, int do_fade)
1314 ScrArea *sa = CTX_wm_area(C);
1316 ar->flag ^= RGN_FLAG_HIDDEN;
1318 if (do_fade && ar->overlap) {
1319 /* starts a timer, and in end calls the stuff below itself (region_sblend_invoke()) */
1320 region_blend_start(C, sa, ar);
1323 if (ar->flag & RGN_FLAG_HIDDEN)
1324 WM_event_remove_handlers(C, &ar->handlers);
1326 ED_area_initialize(CTX_wm_manager(C), CTX_wm_window(C), sa);
1327 ED_area_tag_redraw(sa);
1331 /* exported to all editors, uses fading default */
1332 void ED_region_toggle_hidden(bContext *C, ARegion *ar)
1334 region_toggle_hidden(C, ar, 1);
1337 /* sa2 to sa1, we swap spaces for fullscreen to keep all allocated data */
1338 /* area vertices were set */
1339 void area_copy_data(ScrArea *sa1, ScrArea *sa2, int swap_space)
1343 int spacetype = sa1->spacetype;
1345 sa1->headertype = sa2->headertype;
1346 sa1->spacetype = sa2->spacetype;
1347 sa1->butspacetype = sa2->butspacetype;
1349 if (swap_space == 1) {
1350 SWAP(ListBase, sa1->spacedata, sa2->spacedata);
1351 /* exception: ensure preview is reset */
1352 // if (sa1->spacetype == SPACE_VIEW3D)
1353 // XXX BIF_view3d_previewrender_free(sa1->spacedata.first);
1355 else if (swap_space == 2) {
1356 BKE_spacedata_copylist(&sa1->spacedata, &sa2->spacedata);
1359 BKE_spacedata_freelist(&sa1->spacedata);
1360 BKE_spacedata_copylist(&sa1->spacedata, &sa2->spacedata);
1363 /* Note; SPACE_EMPTY is possible on new screens */
1366 if (swap_space == 1) {
1367 SWAP(ListBase, sa1->regionbase, sa2->regionbase);
1370 if (swap_space < 2) {
1371 st = BKE_spacetype_from_id(spacetype);
1372 for (ar = sa1->regionbase.first; ar; ar = ar->next)
1373 BKE_area_region_free(st, ar);
1374 BLI_freelistN(&sa1->regionbase);
1377 st = BKE_spacetype_from_id(sa2->spacetype);
1378 for (ar = sa2->regionbase.first; ar; ar = ar->next) {
1379 ARegion *newar = BKE_area_region_copy(st, ar);
1380 BLI_addtail(&sa1->regionbase, newar);
1385 /* *********** Space switching code *********** */
1387 void ED_area_swapspace(bContext *C, ScrArea *sa1, ScrArea *sa2)
1389 ScrArea *tmp = MEM_callocN(sizeof(ScrArea), "addscrarea");
1391 ED_area_exit(C, sa1);
1392 ED_area_exit(C, sa2);
1394 area_copy_data(tmp, sa1, 2);
1395 area_copy_data(sa1, sa2, 0);
1396 area_copy_data(sa2, tmp, 0);
1397 ED_area_initialize(CTX_wm_manager(C), CTX_wm_window(C), sa1);
1398 ED_area_initialize(CTX_wm_manager(C), CTX_wm_window(C), sa2);
1400 BKE_screen_area_free(tmp);
1403 /* tell WM to refresh, cursor types etc */
1404 WM_event_add_mousemove(C);
1406 ED_area_tag_redraw(sa1);
1407 ED_area_tag_refresh(sa1);
1408 ED_area_tag_redraw(sa2);
1409 ED_area_tag_refresh(sa2);
1412 void ED_area_newspace(bContext *C, ScrArea *sa, int type)
1414 if (sa->spacetype != type) {
1419 ED_area_exit(C, sa);
1421 st = BKE_spacetype_from_id(type);
1422 slold = sa->spacedata.first;
1424 sa->spacetype = type;
1425 sa->butspacetype = type;
1428 /* check previously stored space */
1429 for (sl = sa->spacedata.first; sl; sl = sl->next)
1430 if (sl->spacetype == type)
1433 /* old spacedata... happened during work on 2.50, remove */
1434 if (sl && sl->regionbase.first == NULL) {
1436 BLI_freelinkN(&sa->spacedata, sl);
1446 slold->regionbase = sa->regionbase;
1447 sa->regionbase = sl->regionbase;
1448 sl->regionbase.first = sl->regionbase.last = NULL;
1450 /* put in front of list */
1451 BLI_remlink(&sa->spacedata, sl);
1452 BLI_addhead(&sa->spacedata, sl);
1458 BLI_addhead(&sa->spacedata, sl);
1462 slold->regionbase = sa->regionbase;
1463 sa->regionbase = sl->regionbase;
1464 sl->regionbase.first = sl->regionbase.last = NULL;
1468 ED_area_initialize(CTX_wm_manager(C), CTX_wm_window(C), sa);
1470 /* tell WM to refresh, cursor types etc */
1471 WM_event_add_mousemove(C);
1473 /* send space change notifier */
1474 WM_event_add_notifier(C, NC_SPACE | ND_SPACE_CHANGED, sa);
1476 ED_area_tag_refresh(sa);
1479 /* also redraw when re-used */
1480 ED_area_tag_redraw(sa);
1483 void ED_area_prevspace(bContext *C, ScrArea *sa)
1485 SpaceLink *sl = (sa) ? sa->spacedata.first : CTX_wm_space_data(C);
1487 if (sl && sl->next) {
1488 /* workaround for case of double prevspace, render window
1489 * with a file browser on top of it */
1490 if (sl->next->spacetype == SPACE_FILE && sl->next->next)
1491 ED_area_newspace(C, sa, sl->next->next->spacetype);
1493 ED_area_newspace(C, sa, sl->next->spacetype);
1499 ED_area_tag_redraw(sa);
1501 /* send space change notifier */
1502 WM_event_add_notifier(C, NC_SPACE | ND_SPACE_CHANGED, sa);
1505 static const char *editortype_pup(void)
1507 const char *types = N_(
1520 "|UV/Image Editor %x6"
1522 "|Video Sequence Editor %x8"
1523 "|Movie Clip Editor %x20"
1526 "|Logic Editor %x17"
1532 "|User Preferences %x19"
1541 "|Python Console %x18"
1544 return IFACE_(types);
1547 static void spacefunc(struct bContext *C, void *UNUSED(arg1), void *UNUSED(arg2))
1549 ED_area_newspace(C, CTX_wm_area(C), CTX_wm_area(C)->butspacetype);
1550 ED_area_tag_redraw(CTX_wm_area(C));
1552 /* send space change notifier */
1553 WM_event_add_notifier(C, NC_SPACE | ND_SPACE_CHANGED, CTX_wm_area(C));
1556 /* returns offset for next button in header */
1557 int ED_area_header_switchbutton(const bContext *C, uiBlock *block, int yco)
1559 ScrArea *sa = CTX_wm_area(C);
1561 int xco = 0.4 * U.widget_unit;
1563 but = uiDefIconTextButC(block, ICONTEXTROW, 0, ICON_VIEW3D,
1564 editortype_pup(), xco, yco, 1.5 * U.widget_unit, U.widget_unit,
1565 &(sa->butspacetype), 1.0, SPACEICONMAX, 0, 0,
1566 TIP_("Display current editor type (click for a menu of available types)"));
1567 uiButSetFunc(but, spacefunc, NULL, NULL);
1568 uiButClearFlag(but, UI_BUT_UNDO); /* skip undo on screen buttons */
1570 return xco + 1.7 * U.widget_unit;
1573 int ED_area_header_standardbuttons(const bContext *C, uiBlock *block, int yco)
1575 ScrArea *sa = CTX_wm_area(C);
1576 int xco = 0.4 * U.widget_unit;
1580 xco = ED_area_header_switchbutton(C, block, yco);
1582 uiBlockSetEmboss(block, UI_EMBOSSN);
1584 if (sa->flag & HEADER_NO_PULLDOWN) {
1585 but = uiDefIconButBitS(block, TOG, HEADER_NO_PULLDOWN, 0,
1586 ICON_DISCLOSURE_TRI_RIGHT,
1587 xco, yco, U.widget_unit, U.widget_unit * 0.9f,
1588 &(sa->flag), 0, 0, 0, 0,
1589 "Show pulldown menus");
1592 but = uiDefIconButBitS(block, TOG, HEADER_NO_PULLDOWN, 0,
1593 ICON_DISCLOSURE_TRI_DOWN,
1594 xco, yco, U.widget_unit, U.widget_unit * 0.9f,
1595 &(sa->flag), 0, 0, 0, 0,
1596 "Hide pulldown menus");
1599 uiButClearFlag(but, UI_BUT_UNDO); /* skip undo on screen buttons */
1601 uiBlockSetEmboss(block, UI_EMBOSS);
1603 return xco + U.widget_unit;
1606 /************************ standard UI regions ************************/
1608 void ED_region_panels(const bContext *C, ARegion *ar, int vertical, const char *context, int contextnr)
1610 ScrArea *sa = CTX_wm_area(C);
1611 uiStyle *style = UI_GetStyleDraw();
1615 View2D *v2d = &ar->v2d;
1616 View2DScrollers *scrollers;
1617 int x, y, xco, yco, w, em, triangle, open, newcontext = 0;
1622 newcontext = UI_view2d_tab_set(v2d, contextnr);
1624 /* before setting the view */
1626 /* only allow scrolling in vertical direction */
1627 v2d->keepofs |= V2D_LOCKOFS_X | V2D_KEEPOFS_Y;
1628 v2d->keepofs &= ~(V2D_LOCKOFS_Y | V2D_KEEPOFS_X);
1629 v2d->scroll &= ~(V2D_SCROLL_BOTTOM);
1630 v2d->scroll |= (V2D_SCROLL_RIGHT);
1633 /* for now, allow scrolling in both directions (since layouts are optimized for vertical,
1634 * they often don't fit in horizontal layout)
1636 v2d->keepofs &= ~(V2D_LOCKOFS_X | V2D_LOCKOFS_Y | V2D_KEEPOFS_X | V2D_KEEPOFS_Y);
1637 v2d->scroll |= (V2D_SCROLL_BOTTOM);
1638 v2d->scroll &= ~(V2D_SCROLL_RIGHT);
1641 scroll = v2d->scroll;
1643 /* sortof hack - but we cannot predict the height of panels, until it's being generated */
1644 /* the layout engine works with fixed width (from v2d->cur), which is being set at end of the loop */
1645 /* in case scroller settings (hide flags) differ from previous, the whole loop gets done again */
1646 for (redo = 2; redo > 0; redo--) {
1649 w = BLI_rctf_size_x(&v2d->cur);
1650 em = (ar->type->prefsizex) ? UI_UNIT_Y / 2 : UI_UNIT_Y;
1654 em = (ar->type->prefsizex) ? UI_UNIT_Y / 2 : UI_UNIT_Y;
1658 uiBeginPanels(C, ar);
1660 /* set view2d view matrix - uiBeginBlock() stores it */
1661 UI_view2d_view_ortho(v2d);
1663 for (pt = ar->type->paneltypes.first; pt; pt = pt->next) {
1664 /* verify context */
1666 if (pt->context[0] && strcmp(context, pt->context) != 0)
1670 if (pt->draw && (!pt->poll || pt->poll(C, pt))) {
1671 block = uiBeginBlock(C, ar, pt->idname, UI_EMBOSS);
1672 panel = uiBeginPanel(sa, ar, block, pt, &open);
1674 /* bad fixed values */
1675 triangle = (int)(UI_UNIT_Y * 1.1f);
1677 if (pt->draw_header && !(pt->flag & PNL_NO_HEADER) && (open || vertical)) {
1678 /* for enabled buttons */
1679 panel->layout = uiBlockLayout(block, UI_LAYOUT_HORIZONTAL, UI_LAYOUT_HEADER,
1680 triangle, (UI_UNIT_Y * 1.1f) + style->panelspace, UI_UNIT_Y, 1, style);
1682 pt->draw_header(C, panel);
1684 uiBlockLayoutResolve(block, &xco, &yco);
1685 panel->labelofs = xco - triangle;
1686 panel->layout = NULL;
1689 panel->labelofs = 0;
1695 /* panel context can either be toolbar region or normal panels region */
1696 if (ar->regiontype == RGN_TYPE_TOOLS)
1697 panelContext = UI_LAYOUT_TOOLBAR;
1699 panelContext = UI_LAYOUT_PANEL;
1701 panel->layout = uiBlockLayout(block, UI_LAYOUT_VERTICAL, panelContext,
1702 style->panelspace, 0, w - 2 * style->panelspace, em, style);
1706 uiBlockLayoutResolve(block, &xco, &yco);
1707 panel->layout = NULL;
1709 yco -= 2 * style->panelspace;
1710 uiEndPanel(block, w, -yco);
1714 uiEndPanel(block, w, 0);
1717 uiEndBlock(C, block);
1721 /* align panels and return size */
1722 uiEndPanels(C, ar, &x, &y);
1724 /* before setting the view */
1726 /* we always keep the scroll offset - so the total view gets increased with the scrolled away part */
1727 if (v2d->cur.ymax < - 0.001f)
1728 y = min_ii(y, v2d->cur.ymin);
1733 /* don't jump back when panels close or hide */
1735 x = max_ii(x, v2d->cur.xmax);
1739 /* this also changes the 'cur' */
1740 UI_view2d_totRect_set(v2d, x, y);
1742 if (scroll != v2d->scroll) {
1743 /* Note: this code scales fine, but because of rounding differences, positions of elements
1744 * flip +1 or -1 pixel compared to redoing the entire layout again.
1745 * Leaving in commented code for future tests */
1746 /* uiScalePanels(ar, BLI_rctf_size_x(&v2d->cur));
1755 /* view should be in pixelspace */
1756 UI_view2d_view_restore(C);
1758 UI_ThemeColor4((ar->type->regionid == RGN_TYPE_PREVIEW) ? TH_PREVIEW_BACK : TH_BACK);
1759 glRecti(0, 0, BLI_rcti_size_x(&ar->winrct), BLI_rcti_size_y(&ar->winrct));
1760 glDisable(GL_BLEND);
1763 UI_ThemeClearColor((ar->type->regionid == RGN_TYPE_PREVIEW) ? TH_PREVIEW_BACK : TH_BACK);
1764 glClear(GL_COLOR_BUFFER_BIT);
1769 UI_view2d_view_ortho(v2d);
1772 uiDrawPanels(C, ar);
1774 /* restore view matrix */
1775 UI_view2d_view_restore(C);
1778 scrollers = UI_view2d_scrollers_calc(C, v2d, V2D_ARG_DUMMY, V2D_ARG_DUMMY, V2D_ARG_DUMMY, V2D_ARG_DUMMY);
1779 UI_view2d_scrollers_draw(C, v2d, scrollers);
1780 UI_view2d_scrollers_free(scrollers);
1783 void ED_region_panels_init(wmWindowManager *wm, ARegion *ar)
1787 UI_view2d_region_reinit(&ar->v2d, V2D_COMMONVIEW_PANELS_UI, ar->winx, ar->winy);
1789 keymap = WM_keymap_find(wm->defaultconf, "View2D Buttons List", 0, 0);
1790 WM_event_add_keymap_handler(&ar->handlers, keymap);
1793 void ED_region_header(const bContext *C, ARegion *ar)
1795 uiStyle *style = UI_GetStyleDraw();
1799 Header header = {NULL};
1800 int maxco, xco, yco;
1801 int headery = ED_area_headersize();
1804 UI_ThemeClearColor((ED_screen_area_active(C)) ? TH_HEADER : TH_HEADERDESEL);
1805 glClear(GL_COLOR_BUFFER_BIT);
1807 /* set view2d view matrix for scrolling (without scrollers) */
1808 UI_view2d_view_ortho(&ar->v2d);
1810 xco = maxco = 0.4f * UI_UNIT_X;
1811 yco = headery - floor(0.2f * UI_UNIT_Y);
1813 /* draw all headers types */
1814 for (ht = ar->type->headertypes.first; ht; ht = ht->next) {
1815 block = uiBeginBlock(C, ar, ht->idname, UI_EMBOSS);
1816 layout = uiBlockLayout(block, UI_LAYOUT_HORIZONTAL, UI_LAYOUT_HEADER, xco, yco, UI_UNIT_Y, 1, style);
1820 header.layout = layout;
1821 ht->draw(C, &header);
1824 xco = uiLayoutGetWidth(layout);
1829 uiBlockLayoutResolve(block, &xco, &yco);
1835 uiEndBlock(C, block);
1836 uiDrawBlock(C, block);
1839 /* always as last */
1840 UI_view2d_totRect_set(&ar->v2d, maxco + UI_UNIT_X + 80, headery);
1842 /* restore view matrix? */
1843 UI_view2d_view_restore(C);
1846 void ED_region_header_init(ARegion *ar)
1848 ar->v2d.flag &= ~V2D_IS_INITIALISED;
1849 UI_view2d_region_reinit(&ar->v2d, V2D_COMMONVIEW_HEADER, ar->winx, ar->winy);
1852 /* UI_UNIT_Y is defined as U variable now, depending dpi */
1853 int ED_area_headersize(void)
1855 return (int)(1.3f * UI_UNIT_Y);
1858 void ED_region_info_draw(ARegion *ar, const char *text, int block, float alpha)
1860 const int header_height = UI_UNIT_Y;
1861 uiStyle *style = UI_GetStyleDraw();
1862 int fontid = style->widget.uifont_id;
1865 /* background box */
1866 ED_region_visible_rect(ar, &rect);
1867 rect.ymin = BLI_rcti_size_y(&ar->winrct) - header_height;
1869 /* box fill entire width or just around text */
1871 rect.xmax = min_ii(rect.xmax, rect.xmin + BLF_width(fontid, text) + 1.2f * U.widget_unit);
1873 rect.ymax = BLI_rcti_size_y(&ar->winrct);
1876 glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
1877 glColor4f(0.0f, 0.0f, 0.0f, alpha);
1878 glRecti(rect.xmin, rect.ymin, rect.xmax + 1, rect.ymax + 1);
1879 glDisable(GL_BLEND);
1882 UI_ThemeColor(TH_TEXT_HI);
1883 BLF_clipping(fontid, rect.xmin, rect.ymin, rect.xmax, rect.ymax);
1884 BLF_enable(fontid, BLF_CLIPPING);
1885 BLF_position(fontid, rect.xmin + 0.6f * U.widget_unit, rect.ymin + 0.3f*U.widget_unit, 0.0f);
1887 BLF_draw(fontid, text, BLF_DRAW_STR_DUMMY_MAX);
1889 BLF_disable(fontid, BLF_CLIPPING);
1892 void ED_region_grid_draw(ARegion *ar, float zoomx, float zoomy)
1894 float gridsize, gridstep = 1.0f / 32.0f;
1895 float fac, blendfac;
1898 /* the image is located inside (0, 0), (1, 1) as set by view2d */
1899 UI_ThemeColorShade(TH_BACK, 20);
1901 UI_view2d_to_region_no_clip(&ar->v2d, 0.0f, 0.0f, &x1, &y1);
1902 UI_view2d_to_region_no_clip(&ar->v2d, 1.0f, 1.0f, &x2, &y2);
1903 glRectf(x1, y1, x2, y2);
1905 /* gridsize adapted to zoom level */
1906 gridsize = 0.5f * (zoomx + zoomy);
1907 if (gridsize <= 0.0f)
1910 if (gridsize < 1.0f) {
1911 while (gridsize < 1.0f) {
1917 while (gridsize >= 4.0f) {
1923 /* the fine resolution level */
1924 blendfac = 0.25f * gridsize - floorf(0.25f * gridsize);
1925 CLAMP(blendfac, 0.0f, 1.0f);
1926 UI_ThemeColorShade(TH_BACK, (int)(20.0f * (1.0f - blendfac)));
1930 while (fac < 1.0f) {
1931 glVertex2f(x1, y1 * (1.0f - fac) + y2 * fac);
1932 glVertex2f(x2, y1 * (1.0f - fac) + y2 * fac);
1933 glVertex2f(x1 * (1.0f - fac) + x2 * fac, y1);
1934 glVertex2f(x1 * (1.0f - fac) + x2 * fac, y2);
1938 /* the large resolution level */
1939 UI_ThemeColor(TH_BACK);
1942 while (fac < 1.0f) {
1943 glVertex2f(x1, y1 * (1.0f - fac) + y2 * fac);
1944 glVertex2f(x2, y1 * (1.0f - fac) + y2 * fac);
1945 glVertex2f(x1 * (1.0f - fac) + x2 * fac, y1);
1946 glVertex2f(x1 * (1.0f - fac) + x2 * fac, y2);
1947 fac += 4.0f * gridstep;
1952 /* If the area has overlapping regions, it returns visible rect for Region *ar */
1953 /* rect gets returned in local region coordinates */
1954 void ED_region_visible_rect(ARegion *ar, rcti *rect)
1958 /* allow function to be called without area */
1964 /* check if a region overlaps with the current one */
1965 for (; arn; arn = arn->next) {
1966 if (ar != arn && arn->overlap) {
1967 if (BLI_rcti_isect(rect, &arn->winrct, NULL)) {
1969 if (rect->xmin == arn->winrct.xmin)
1970 rect->xmin = arn->winrct.xmax;
1972 if (rect->xmax == arn->winrct.xmax)
1973 rect->xmax = arn->winrct.xmin;
1977 BLI_rcti_translate(rect, -ar->winrct.xmin, -ar->winrct.ymin);