Commit: 12bf84cbe40a3f54d1b5927554a41a226c471ae0
Author: Campbell Barton
Date:   Wed Jan 21 13:43:46 2015 +1100
Branches: master
https://developer.blender.org/rB12bf84cbe40a3f54d1b5927554a41a226c471ae0

BKE_screen: add BKE_screen_find_area_xy

Use from eyedropper & screen operators
also define SPACE_TYPE_ANY for readability.

===================================================================

M       source/blender/blenkernel/BKE_screen.h
M       source/blender/blenkernel/intern/screen.c
M       source/blender/editors/interface/interface_eyedropper.c
M       source/blender/editors/render/render_view.c
M       source/blender/editors/screen/screen_ops.c
M       source/blender/makesdna/DNA_space_types.h

===================================================================

diff --git a/source/blender/blenkernel/BKE_screen.h 
b/source/blender/blenkernel/BKE_screen.h
index 4c11ec9..3eb6ba7 100644
--- a/source/blender/blenkernel/BKE_screen.h
+++ b/source/blender/blenkernel/BKE_screen.h
@@ -265,7 +265,7 @@ struct SpaceType *BKE_spacetype_from_id(int spaceid);
 struct ARegionType *BKE_regiontype_from_id(struct SpaceType *st, int regionid);
 const struct ListBase *BKE_spacetypes_list(void);
 void BKE_spacetype_register(struct SpaceType *st);
-int BKE_spacetype_exists(int spaceid);
+bool BKE_spacetype_exists(int spaceid);
 void BKE_spacetypes_free(void); /* only for quitting blender */
 
 /* spacedata */
@@ -282,6 +282,7 @@ struct ARegion *BKE_area_find_region_type(struct ScrArea 
*sa, int type);
 struct ARegion *BKE_area_find_region_active_win(struct ScrArea *sa);
 struct ScrArea *BKE_screen_find_area_from_space(struct bScreen *sc, struct 
SpaceLink *sl) ATTR_WARN_UNUSED_RESULT ATTR_NONNULL(1, 2);
 struct ScrArea *BKE_screen_find_big_area(struct bScreen *sc, const int 
spacetype, const short min);
+struct ScrArea *BKE_screen_find_area_xy(struct bScreen *sc, const int 
spacetype, int x, int y);
 
 unsigned int BKE_screen_view3d_layer_active_ex(
         const struct View3D *v3d, const struct Scene *scene, bool use_localvd) 
ATTR_NONNULL(2);
diff --git a/source/blender/blenkernel/intern/screen.c 
b/source/blender/blenkernel/intern/screen.c
index ad4ed5a..c9dba38 100644
--- a/source/blender/blenkernel/intern/screen.c
+++ b/source/blender/blenkernel/intern/screen.c
@@ -46,6 +46,7 @@
 
 #include "BLI_listbase.h"
 #include "BLI_utildefines.h"
+#include "BLI_rect.h"
 
 #include "BKE_idprop.h"
 #include "BKE_screen.h"
@@ -137,7 +138,7 @@ void BKE_spacetype_register(SpaceType *st)
        BLI_addtail(&spacetypes, st);
 }
 
-int BKE_spacetype_exists(int spaceid)
+bool BKE_spacetype_exists(int spaceid)
 {
        return BKE_spacetype_from_id(spaceid) != NULL;
 }
@@ -419,16 +420,17 @@ ScrArea *BKE_screen_find_area_from_space(struct bScreen 
*sc, SpaceLink *sl)
        return sa;
 }
 
-/* note, using this function is generally a last resort, you really want to be
+/**
+ * \note Using this function is generally a last resort, you really want to be
  * using the context when you can - campbell
- * -1 for any type */
+ */
 ScrArea *BKE_screen_find_big_area(bScreen *sc, const int spacetype, const 
short min)
 {
        ScrArea *sa, *big = NULL;
        int size, maxsize = 0;
 
        for (sa = sc->areabase.first; sa; sa = sa->next) {
-               if ((spacetype == -1) || sa->spacetype == spacetype) {
+               if ((spacetype == SPACE_TYPE_ANY) || (sa->spacetype == 
spacetype)) {
                        if (min <= sa->winx && min <= sa->winy) {
                                size = sa->winx * sa->winy;
                                if (size > maxsize) {
@@ -442,6 +444,22 @@ ScrArea *BKE_screen_find_big_area(bScreen *sc, const int 
spacetype, const short
        return big;
 }
 
+ScrArea *BKE_screen_find_area_xy(bScreen *sc, const int spacetype, int x, int 
y)
+{
+       ScrArea *sa, *sa_found = NULL;
+
+       for (sa = sc->areabase.first; sa; sa = sa->next) {
+               if (BLI_rcti_isect_pt(&sa->totrct, x, y)) {
+                       if ((spacetype == SPACE_TYPE_ANY) || (sa->spacetype == 
spacetype)) {
+                               sa_found = sa;
+                       }
+                       break;
+               }
+       }
+       return sa_found;
+}
+
+
 /**
  * Utility function to get the active layer to use when adding new objects.
  */
diff --git a/source/blender/editors/interface/interface_eyedropper.c 
b/source/blender/editors/interface/interface_eyedropper.c
index ec1234a..f5b24f4 100644
--- a/source/blender/editors/interface/interface_eyedropper.c
+++ b/source/blender/editors/interface/interface_eyedropper.c
@@ -172,43 +172,42 @@ static void eyedropper_color_sample_fl(bContext *C, 
Eyedropper *UNUSED(eye), int
 
        /* we could use some clever */
        wmWindow *win = CTX_wm_window(C);
-       ScrArea *sa;
-       for (sa = win->screen->areabase.first; sa; sa = sa->next) {
-               if (BLI_rcti_isect_pt(&sa->totrct, mx, my)) {
-                       if (sa->spacetype == SPACE_IMAGE) {
-                               ARegion *ar = BKE_area_find_region_type(sa, 
RGN_TYPE_WINDOW);
-                               if (ar && BLI_rcti_isect_pt(&ar->winrct, mx, 
my)) {
-                                       SpaceImage *sima = sa->spacedata.first;
-                                       int mval[2] = {mx - ar->winrct.xmin,
-                                                      my - ar->winrct.ymin};
-
-                                       if 
(ED_space_image_color_sample(CTX_data_scene(C), sima, ar, mval, r_col)) {
-                                               return;
-                                       }
+       ScrArea *sa = BKE_screen_find_area_xy(win->screen, SPACE_TYPE_ANY, mx, 
my);
+
+       if (sa) {
+               if (sa->spacetype == SPACE_IMAGE) {
+                       ARegion *ar = BKE_area_find_region_type(sa, 
RGN_TYPE_WINDOW);
+                       if (ar && BLI_rcti_isect_pt(&ar->winrct, mx, my)) {
+                               SpaceImage *sima = sa->spacedata.first;
+                               int mval[2] = {mx - ar->winrct.xmin,
+                                              my - ar->winrct.ymin};
+
+                               if 
(ED_space_image_color_sample(CTX_data_scene(C), sima, ar, mval, r_col)) {
+                                       return;
                                }
                        }
-                       else if (sa->spacetype == SPACE_NODE) {
-                               ARegion *ar = BKE_area_find_region_type(sa, 
RGN_TYPE_WINDOW);
-                               if (ar && BLI_rcti_isect_pt(&ar->winrct, mx, 
my)) {
-                                       SpaceNode *snode = sa->spacedata.first;
-                                       int mval[2] = {mx - ar->winrct.xmin,
-                                                      my - ar->winrct.ymin};
-
-                                       if 
(ED_space_node_color_sample(CTX_data_scene(C), snode, ar, mval, r_col)) {
-                                               return;
-                                       }
+               }
+               else if (sa->spacetype == SPACE_NODE) {
+                       ARegion *ar = BKE_area_find_region_type(sa, 
RGN_TYPE_WINDOW);
+                       if (ar && BLI_rcti_isect_pt(&ar->winrct, mx, my)) {
+                               SpaceNode *snode = sa->spacedata.first;
+                               int mval[2] = {mx - ar->winrct.xmin,
+                                              my - ar->winrct.ymin};
+
+                               if 
(ED_space_node_color_sample(CTX_data_scene(C), snode, ar, mval, r_col)) {
+                                       return;
                                }
                        }
-                       else if (sa->spacetype == SPACE_CLIP) {
-                               ARegion *ar = BKE_area_find_region_type(sa, 
RGN_TYPE_WINDOW);
-                               if (ar && BLI_rcti_isect_pt(&ar->winrct, mx, 
my)) {
-                                       SpaceClip *sc = sa->spacedata.first;
-                                       int mval[2] = {mx - ar->winrct.xmin,
-                                                      my - ar->winrct.ymin};
-
-                                       if 
(ED_space_clip_color_sample(CTX_data_scene(C), sc, ar, mval, r_col)) {
-                                               return;
-                                       }
+               }
+               else if (sa->spacetype == SPACE_CLIP) {
+                       ARegion *ar = BKE_area_find_region_type(sa, 
RGN_TYPE_WINDOW);
+                       if (ar && BLI_rcti_isect_pt(&ar->winrct, mx, my)) {
+                               SpaceClip *sc = sa->spacedata.first;
+                               int mval[2] = {mx - ar->winrct.xmin,
+                                              my - ar->winrct.ymin};
+
+                               if 
(ED_space_clip_color_sample(CTX_data_scene(C), sc, ar, mval, r_col)) {
+                                       return;
                                }
                        }
                }
@@ -473,53 +472,49 @@ static void datadropper_id_sample_pt(bContext *C, 
DataDropper *ddr, int mx, int
 
        /* we could use some clever */
        wmWindow *win = CTX_wm_window(C);
-       ScrArea *sa;
+       ScrArea *sa = BKE_screen_find_area_xy(win->screen, -1, mx, my);
 
        ScrArea *area_prev = CTX_wm_area(C);
        ARegion *ar_prev = CTX_wm_region(C);
 
        ddr->name[0] = '\0';
 
-       for (sa = win->screen->areabase.first; sa; sa = sa->next) {
-               if (BLI_rcti_isect_pt(&sa->totrct, mx, my)) {
-                       if (sa->spacetype == SPACE_VIEW3D) {
-                               ARegion *ar = BKE_area_find_region_type(sa, 
RGN_TYPE_WINDOW);
-                               if (ar && BLI_rcti_isect_pt(&ar->winrct, mx, 
my)) {
-                                       const int mval[2] = {
-                                           mx - ar->winrct.xmin,
-                                           my - ar->winrct.ymin};
-                                       Base *base;
-
-                                       CTX_wm_area_set(C, sa);
-                                       CTX_wm_region_set(C, ar);
-
-                                       /* grr, always draw else we leave stale 
text */
-                                       ED_region_tag_redraw(ar);
-
-                                       base = 
ED_view3d_give_base_under_cursor(C, mval);
-                                       if (base) {
-                                               Object *ob = base->object;
-                                               ID *id = NULL;
-                                               if (ddr->idcode == ID_OB) {
-                                                       id = (ID *)ob;
+       if (sa) {
+               if (sa->spacetype == SPACE_VIEW3D) {
+                       ARegion *ar = BKE_area_find_region_type(sa, 
RGN_TYPE_WINDOW);
+                       if (ar && BLI_rcti_isect_pt(&ar->winrct, mx, my)) {
+                               const int mval[2] = {
+                                   mx - ar->winrct.xmin,
+                                   my - ar->winrct.ymin};
+                               Base *base;
+
+                               CTX_wm_area_set(C, sa);
+                               CTX_wm_region_set(C, ar);
+
+                               /* grr, always draw else we leave stale text */
+                               ED_region_tag_redraw(ar);
+
+                               base = ED_view3d_give_base_under_cursor(C, 
mval);
+                               if (base) {
+                                       Object *ob = base->object;
+                                       ID *id = NULL;
+                                       if (ddr->idcode == ID_OB) {
+                                               id = (ID *)ob;
+                                       }
+                                       else if (ob->data) {
+                                               if (GS(((ID *)ob->data)->name) 
== ddr->idcode) {
+                                                       id = (ID *)ob->data;
                                                }
-                                               else if (ob->data) {
-                                                       if (GS(((ID 
*)ob->data)->name) == ddr->idcode) {
-                                                               id = (ID 
*)ob->data;
-                                                       }
-                                                       else {
-                                                               
BLI_snprintf(ddr->name, sizeof(ddr->name), "Incompatible, expected a %s",
-                                                                            
ddr->idcode_name);
-                                                       }
-                                               }
-
-                                               if (id) {
-                                                       BLI_snprintf(ddr->name, 
sizeof(ddr->name), "%s: %s",
-                                                                    
ddr->idcode_name, id->name + 2);
-                                                       *r_id = id;
+                                               else {
+                                                       BLI_snprintf(ddr->name, 
sizeof(ddr->name), "Incompatible, expected a %s",
+                                                                    
ddr->idcode_name);
                                                }
+                                       }
 
-                                               break;
+                                       if (id) {
+                                               BLI_snprintf(ddr->name, 
sizeof(ddr->name), "%s: %s",
+                                                            ddr->idcode_name, 
id->name + 2);
+                                               *r_id = id;
                                        }
                                }
                        }
@@ -756,7 +751,7 @@ static void depthdropper_depth_sample_pt(bContext *C, 
DepthDropper *ddr, int mx,
 
        /* we could use some clever */
        wmWindow *win = CTX_wm_window(C);
-       ScrArea *sa;
+       ScrArea *sa = BKE_screen_find_area_xy(win->screen, SPACE_TYPE_ANY, mx, 
my);
        Scene *scene = win->screen->scene;
        UnitSettings *unit = &scene->unit;
        const bool do_split = (unit->flag & USER_UNIT_OPT_SPLIT) != 0;
@@ -766,47 +761,44 @@ static void depthdropper_depth_sample_pt(bContext *C, 
DepthDropper *ddr, int mx,
 
        ddr->name[0] = '\0';
 
-       for (sa = win->screen->areabase.first; sa; sa = sa->next) {
-               if (BLI_rcti_isect_pt(&sa->totrct, mx, my)) {
-                       if (sa->spacetype == SPACE_VIEW3D) {
-                               ARegion *ar = BKE_area_find_region_type(sa, 
RGN_TYPE_WINDOW);
-                               if (ar && BLI_rcti_isect_pt(&ar->winrct, mx, 
my)) {
-                                       View3D *v3d = sa->spacedata.first;
-                                       RegionView3D *rv3d = ar->regiondata;
-                                       /* weak, we could pass in some 
reference point */
-                                       const float *view_co = v3d->camera ? 
v3d->camera->obmat[3] : rv3d->viewinv[3];
-                                       const int mval[2] = {
-                                           mx - ar->winrct.xmin,
-                                           my - ar->winrct.ymin};
-                                       float co[3];
-
-                                       CTX_wm_area_set(C, sa);
-                                       CTX_wm_region_set(C, ar);
-
-                                       /* grr, always draw else we leave stale 
text */
-       

@@ Diff output truncated at 10240 characters. @@

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