* New UV editor selection mode: Island

This goes alongside vertex and face selection and selects an entire UV island with a single click. It's a lot less painful to use when rearranging UV layouts, especially with Drag Immediately on - see: http://mke3.net/blender/etc/uv_island.mov

3 files changed, 26 insertions, 15 deletions

diff --git a/source/blender/src/drawimage.c b/source/blender/src/drawimage.c
index 547de85e856..14849cdd450 100644
--- a/source/blender/src/drawimage.c
+++ b/source/blender/src/drawimage.c
@@ -422,7 +422,7 @@ int draw_uvs_face_check(void)
 			return 1;
 		} 
 	} else {
-		if (G.sima->flag & SI_SELACTFACE) {
+		if (G.sima->selectmode == SI_SELECT_FACE) {
 			return 1;
 		}
 	}
diff --git a/source/blender/src/editsima.c b/source/blender/src/editsima.c
index 18a9803dcae..7c2edc3e236 100644
--- a/source/blender/src/editsima.c
+++ b/source/blender/src/editsima.c
@@ -694,7 +694,7 @@ void mouse_select_sima(void)
 	EditFace *efa;
 	MTFace *tf, *nearesttf;
 	EditFace *nearestefa=NULL;
-	int a, selectsticky, edgeloop, actface, nearestuv, nearestedge, i, shift;
+	int a, selectsticky, edgeloop, actface, nearestuv, nearestedge, i, shift, island;
 	char sticky= 0;
 	int flush = 0; /* 0 == dont flush, 1 == sel, -1 == desel;  only use when selection sync is enabled */
 	unsigned int hitv[4], nearestv;
@@ -706,7 +706,7 @@ void mouse_select_sima(void)
 	
 	edgeloop= G.qual & LR_ALTKEY;
 	shift= G.qual & LR_SHIFTKEY;
-
+	
 	if (G.sima->flag & SI_SYNC_UVSEL) {
 		/* copy from mesh */
 		if (G.scene->selectmode == SCE_SELECT_FACE) {
@@ -718,7 +718,8 @@ void mouse_select_sima(void)
 		}
 	} else {
 		/* normal operation */
-		actface= G.sima->flag & SI_SELACTFACE;
+		actface= G.sima->selectmode == SI_SELECT_FACE;
+		island= G.sima->selectmode == SI_SELECT_ISLAND;
 		
 		switch(G.sima->sticky) {
 		case SI_STICKY_LOC:
@@ -761,6 +762,9 @@ void mouse_select_sima(void)
 		if (nearestefa->v4)	hitv[3]= nearestefa->v4->tmp.l;
 		else				hitv[3]= 0xFFFFFFFF;
 	}
+	else if (island) {
+
+	}
 	else {
 		find_nearest_uv(&nearesttf, &nearestefa, &nearestv, &nearestuv);
 		if(nearesttf==NULL)
@@ -774,7 +778,11 @@ void mouse_select_sima(void)
 		}
 	}
 
-	if(!edgeloop && shift) {
+	if (island) {
+		if(shift) select_linked_tface_uv(1);
+		else select_linked_tface_uv(0);
+	}
+	else if(!edgeloop && shift) {
 		/* (de)select face */
 		if(actface) {
 			if(simaFaceSel_Check(nearestefa, nearesttf)) {
diff --git a/source/blender/src/header_image.c b/source/blender/src/header_image.c
index 7ac57cb839b..fac9e3af1af 100644
--- a/source/blender/src/header_image.c
+++ b/source/blender/src/header_image.c
@@ -1214,28 +1214,31 @@ void image_buttons(void)
 			uiBlockBeginAlign(block);
 			
 			/* B_SEL_VERT & B_SEL_FACE are not defined here which is a bit bad, BUT it works even if image editor is fullscreen */
-			uiDefIconButBitS(block, TOG, SCE_SELECT_VERTEX, B_SEL_VERT, ICON_VERTEXSEL, xco,0,XIC,YIC, &G.scene->selectmode, 1.0, 0.0, 0, 0, "Vertex select mode (Ctrl Tab 1)");
-			xco+= XIC;
+			uiDefIconButBitS(block, TOG, SCE_SELECT_VERTEX, B_SEL_VERT, ICON_VERTEXSEL,
+				xco,0,XIC,YIC, &G.scene->selectmode, 1.0, 0.0, 0, 0, "Vertex select mode (Ctrl Tab 1)");
 			/* no edge */
 			/*uiDefIconButBitS(block, TOG, SCE_SELECT_EDGE, B_SEL_EDGE, ICON_EDGESEL, xco,0,XIC,YIC, &G.scene->selectmode, 1.0, 0.0, 0, 0, "Edge select mode (Ctrl Tab 2)");
 			xco+= XIC; */
-			uiDefIconButBitS(block, TOG, SCE_SELECT_FACE, B_SEL_FACE, ICON_FACESEL, xco,0,XIC,YIC, &G.scene->selectmode, 1.0, 0.0, 0, 0, "Face select mode (Ctrl Tab 3)");
-			xco+= XIC+8;
+			uiDefIconButBitS(block, TOG, SCE_SELECT_FACE, B_SEL_FACE, ICON_FACESEL,
+				xco+=XIC,0,XIC,YIC, &G.scene->selectmode, 1.0, 0.0, 0, 0, "Face select mode (Ctrl Tab 3)");
 			uiBlockEndAlign(block);
 			
 		} else {
 			uiBlockBeginAlign(block);
-			uiDefIconButBitI(block, TOGN, SI_SELACTFACE, B_REDR, ICON_VERTEXSEL, xco,0,XIC,YIC, &G.sima->flag, 1.0, 0.0, 0, 0, "UV Vertex select mode");
-			xco+= XIC;
-			uiDefIconButBitI(block, TOG, SI_SELACTFACE, B_REDR, ICON_FACESEL, xco,0,XIC,YIC, &G.sima->flag, 0, 0, 0, 0, "UV Face select mode");
-			xco+= XIC+8;
-			uiBlockEndAlign(block);
 			
+			uiDefIconButS(block,  ROW, B_REDR, ICON_VERTEXSEL,
+				xco,0,XIC,YIC, &G.sima->selectmode, 0.0, SI_SELECT_VERTEX, 0, 0, "UV vertex select mode");
+			uiDefIconButS(block,  ROW, B_REDR, ICON_FACESEL,
+				xco+=XIC,0,XIC,YIC, &G.sima->selectmode, 0.0, SI_SELECT_FACE, 0, 0, "UV Face select mode");
+			uiDefIconButS(block,  ROW, B_REDR, ICON_MESH,
+				xco+=XIC,0,XIC,YIC, &G.sima->selectmode, 0.0, SI_SELECT_ISLAND, 0, 0, "UV Island select mode");
+			uiBlockEndAlign(block);
+
 			/* would use these if const's could go in strings 
 			 * SI_STICKY_LOC SI_STICKY_DISABLE SI_STICKY_VERTEX */
 			ubut = uiDefIconTextButC(block, ICONTEXTROW, B_REDR, ICON_STICKY_UVS_LOC,
 					"Sticky UV Selection: %t|Disable%x1|Shared Location%x0|Shared Vertex%x2",
-					xco,0,XIC+10,YIC, &(G.sima->sticky), 0, 3.0, 0, 0,
+					xco+=XIC+10,0,XIC+10,YIC, &(G.sima->sticky), 0, 3.0, 0, 0,
 					"Sticky UV Selection (Hotkeys: Shift C, Alt C, Ctrl C)");
 			
 		}