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source/blender/editors/screen/screen_edit.c
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| } | } | ||||
| /* Join any two neighboring areas. Might involve complex changes. */ | /* Join any two neighboring areas. Might involve complex changes. */ | ||||
| int screen_area_join(bContext *C, bScreen *screen, ScrArea *sa1, ScrArea *sa2) | int screen_area_join(bContext *C, bScreen *screen, ScrArea *sa1, ScrArea *sa2) | ||||
| { | { | ||||
| return screen_area_join_ex(C, screen, sa1, sa2, false); | return screen_area_join_ex(C, screen, sa1, sa2, false); | ||||
| } | } | ||||
| /* Close a screen area, allowing any neighbor to take its place. */ | /* Close a screen area, allowing most-aligned neighbor to take its place. */ | ||||
| bool screen_area_close(struct bContext *C, bScreen *screen, ScrArea *area) | bool screen_area_close(struct bContext *C, bScreen *screen, ScrArea *area) | ||||
| { | { | ||||
| if (area == NULL) { | if (area == NULL) { | ||||
| return false; | return false; | ||||
| } | } | ||||
| ScrArea *sa2 = NULL; | ScrArea *sa2 = NULL; | ||||
| float best_alignment = 0.0f; | |||||
| /* Find the most-aligned joinable area. Larger size breaks ties. */ | |||||
| int min_alignment = INT_MAX; | LISTBASE_FOREACH (ScrArea *, neighbor, &screen->areabase) { | ||||
| int max_size = 0; | int dir = area_getorientation(area, neighbor); | ||||
| LISTBASE_FOREACH (ScrArea *, ar, &screen->areabase) { | /* Must at least partially share an edge and not be a global area. */ | ||||
| int dir = area_getorientation(area, ar); | if (dir != -1 && !neighbor->global) { | ||||
| if (dir != -1) { | /* Winx/Winy might not be updated yet, so get lengths from verts. */ | ||||
| int offset1; | int area_length = ELEM(dir, 1, 3) ? area->v3->vec.x - area->v1->vec.x : | ||||
| int offset2; | area->v3->vec.y - area->v1->vec.y; | ||||
| area_getoffsets(area, ar, dir, &offset1, &offset2); | int ar_length = ELEM(dir, 1, 3) ? neighbor->v3->vec.x - neighbor->v1->vec.x : | ||||
| int area_alignment = abs(offset1) + abs(offset2); | neighbor->v3->vec.y - neighbor->v1->vec.y; | ||||
| if (area_alignment < min_alignment) { | /* Calculate the ratio of the lengths of the shared edges. */ | ||||
| min_alignment = area_alignment; | float alignment = MIN2(area_length, ar_length) / (float)MAX2(area_length, ar_length); | ||||
| max_size = ar->winx * ar->winy; | if (alignment > best_alignment) { | ||||
| sa2 = ar; | best_alignment = alignment; | ||||
| } | sa2 = neighbor; | ||||
| else if (area_alignment == min_alignment) { | |||||
| int area_size = ar->winx * ar->winy; | |||||
| if (area_size > max_size) { | |||||
| max_size = area_size; | |||||
| sa2 = ar; | |||||
| } | |||||
| } | } | ||||
| } | } | ||||
| } | } | ||||
| /* Join from neighbor into this area to close it. */ | |||||
| return screen_area_join_ex(C, screen, sa2, area, true); | return screen_area_join_ex(C, screen, sa2, area, true); | ||||
| } | } | ||||
| /* ****************** EXPORTED API TO OTHER MODULES *************************** */ | /* ****************** EXPORTED API TO OTHER MODULES *************************** */ | ||||
| /* screen sets cursor based on active region */ | /* screen sets cursor based on active region */ | ||||
| static void region_cursor_set_ex(wmWindow *win, ScrArea *area, ARegion *region, bool swin_changed) | static void region_cursor_set_ex(wmWindow *win, ScrArea *area, ARegion *region, bool swin_changed) | ||||
| { | { | ||||
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