[Bf-blender-cvs] [2a199f5093c] blender2.8: UI: Use flat triangle drawing for indicating submenus

Julian Eisel noreply at git.blender.org
Fri Jul 6 19:33:22 CEST 2018


Commit: 2a199f5093cf6dc537047f9456adffa52b6aa005
Author: Julian Eisel
Date:   Thu Jul 5 23:30:53 2018 +0200
Branches: blender2.8
https://developer.blender.org/rB2a199f5093cf6dc537047f9456adffa52b6aa005

UI: Use flat triangle drawing for indicating submenus

Left the RIGHTARROW_THIN icon in, even though it's not used in C code anymore.
However add-ons may do (e.g. Amaranth does).

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

M	source/blender/editors/interface/interface_intern.h
M	source/blender/editors/interface/interface_panel.c
M	source/blender/editors/interface/interface_widgets.c

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

diff --git a/source/blender/editors/interface/interface_intern.h b/source/blender/editors/interface/interface_intern.h
index 04e9e2b18b4..10b4ff58224 100644
--- a/source/blender/editors/interface/interface_intern.h
+++ b/source/blender/editors/interface/interface_intern.h
@@ -744,8 +744,7 @@ struct Gwn_Batch *ui_batch_roundbox_get(bool filled, bool antialiased);
 struct Gwn_Batch *ui_batch_roundbox_widget_get(int tria);
 struct Gwn_Batch *ui_batch_roundbox_shadow_get(void);
 
-void ui_draw_anti_roundbox(int mode, float minx, float miny, float maxx, float maxy,
-                           float rad, bool use_alpha, const float color[4]);
+void ui_draw_anti_tria_rect(const rctf *rect, char dir, const float color[4]);
 void ui_draw_menu_back(struct uiStyle *style, uiBlock *block, rcti *rect);
 void ui_draw_popover_back(ARegion *ar, struct uiStyle *style, uiBlock *block, rcti *rect);
 void ui_draw_pie_center(uiBlock *block);
diff --git a/source/blender/editors/interface/interface_panel.c b/source/blender/editors/interface/interface_panel.c
index a99a6610e88..b930b39ba02 100644
--- a/source/blender/editors/interface/interface_panel.c
+++ b/source/blender/editors/interface/interface_panel.c
@@ -469,23 +469,6 @@ void UI_draw_icon_tri(float x, float y, char dir, const float color[4])
 	}
 }
 
-/* triangle 'icon' inside rect */
-static void ui_draw_tria_rect(const rctf *rect, char dir)
-{
-	float color[4];
-	UI_GetThemeColor3fv(TH_TITLE, color);
-	color[3] = 1.0f;
-
-	if (dir == 'h') {
-		float half = 0.5f * BLI_rctf_size_y(rect);
-		UI_draw_anti_tria(rect->xmin, rect->ymin, rect->xmin, rect->ymax, rect->xmax, rect->ymin + half, color);
-	}
-	else {
-		float half = 0.5f * BLI_rctf_size_x(rect);
-		UI_draw_anti_tria(rect->xmin, rect->ymax, rect->xmax, rect->ymax, rect->xmin + half, rect->ymin, color);
-	}
-}
-
 static void ui_draw_anti_x(unsigned int pos, float x1, float y1, float x2, float y2)
 {
 
@@ -853,12 +836,18 @@ void ui_draw_aligned_panel(uiStyle *style, uiBlock *block, const rcti *rect, con
 
 	BLI_rctf_scale(&itemrect, 0.25f);
 
-	if (is_closed_y)
-		ui_draw_tria_rect(&itemrect, 'h');
-	else if (is_closed_x)
-		ui_draw_tria_rect(&itemrect, 'h');
-	else
-		ui_draw_tria_rect(&itemrect, 'v');
+	{
+		float tria_color[4];
+		UI_GetThemeColor3fv(TH_TITLE, tria_color);
+		tria_color[3] = 1.0f;
+
+		if (is_closed_y)
+			ui_draw_anti_tria_rect(&itemrect, 'h', tria_color);
+		else if (is_closed_x)
+			ui_draw_anti_tria_rect(&itemrect, 'h', tria_color);
+		else
+			ui_draw_anti_tria_rect(&itemrect, 'v', tria_color);
+	}
 }
 
 /************************** panel alignment *************************/
diff --git a/source/blender/editors/interface/interface_widgets.c b/source/blender/editors/interface/interface_widgets.c
index c390c3fdda8..c70b9b72a07 100644
--- a/source/blender/editors/interface/interface_widgets.c
+++ b/source/blender/editors/interface/interface_widgets.c
@@ -532,6 +532,20 @@ void UI_draw_anti_tria(float x1, float y1, float x2, float y2, float x3, float y
 	GPU_blend(false);
 }
 
+/* triangle 'icon' inside rect */
+void ui_draw_anti_tria_rect(const rctf *rect, char dir, const float color[4])
+{
+	if (dir == 'h') {
+		float half = 0.5f * BLI_rctf_size_y(rect);
+		UI_draw_anti_tria(rect->xmin, rect->ymin, rect->xmin, rect->ymax, rect->xmax, rect->ymin + half, color);
+	}
+	else {
+		float half = 0.5f * BLI_rctf_size_x(rect);
+		UI_draw_anti_tria(rect->xmin, rect->ymax, rect->xmax, rect->ymax, rect->xmin + half, rect->ymin, color);
+	}
+}
+
+
 void UI_draw_anti_fan(float tri_array[][2], unsigned int length, const float color[4])
 {
 	float draw_color[4];
@@ -1255,8 +1269,8 @@ static int ui_but_draw_menu_icon(const uiBut *but)
 /* icons have been standardized... and this call draws in untransformed coordinates */
 
 static void widget_draw_icon_ex(
-        const uiBut *but, BIFIconID icon, float alpha, const rcti *rect, const bool show_menu_icon,
-        const int icon_size)
+        const uiBut *but, BIFIconID icon, float alpha,
+        const rcti *rect, const int icon_size)
 {
 	float xs = 0.0f, ys = 0.0f;
 	float aspect, height;
@@ -1331,20 +1345,35 @@ static void widget_draw_icon_ex(
 		}
 	}
 
-	if (show_menu_icon) {
-		xs = rect->xmax - UI_DPI_ICON_SIZE - aspect;
-		ys = (rect->ymin + rect->ymax - height) / 2.0f;
-
-		UI_icon_draw_aspect(xs, ys, ICON_RIGHTARROW_THIN, aspect, alpha);
-	}
-
 	GPU_blend(false);
 }
 
 static void widget_draw_icon(
-        const uiBut *but, BIFIconID icon, float alpha, const rcti *rect, const bool show_menu_icon)
+        const uiBut *but, BIFIconID icon, float alpha, const rcti *rect)
 {
-	widget_draw_icon_ex(but, icon, alpha, rect, show_menu_icon, ICON_DEFAULT_HEIGHT);
+	widget_draw_icon_ex(but, icon, alpha, rect, ICON_DEFAULT_HEIGHT);
+}
+
+static void widget_draw_submenu_tria(const uiBut *but, const rcti *rect, const uiWidgetColors *wcol)
+{
+	const float aspect = but->block->aspect / UI_DPI_FAC;
+	const int tria_height = (int)(ICON_DEFAULT_HEIGHT / aspect);
+	const int tria_width = (int)(ICON_DEFAULT_WIDTH / aspect) - 2 * U.pixelsize;
+	const int xs = rect->xmax - UI_DPI_ICON_SIZE - aspect;
+	const int ys = (rect->ymin + rect->ymax - tria_height) / 2.0f;
+	float col[4];
+	rctf tria_rect;
+
+	rgba_uchar_to_float(col, (const uchar *)wcol->text);
+	col[3] *= 0.8f;
+
+	BLI_rctf_init(&tria_rect, xs, xs + tria_width, ys, ys + tria_height);
+	BLI_rctf_scale(&tria_rect, 0.4f);
+
+	GPU_blend(true);
+	UI_widgetbase_draw_cache_flush();
+	GPU_blend(false);
+	ui_draw_anti_tria_rect(&tria_rect, 'h', col);
 }
 
 static void ui_text_clip_give_prev_off(uiBut *but, const char *str)
@@ -1987,7 +2016,7 @@ static void widget_draw_text_icon(uiFontStyle *fstyle, uiWidgetColors *wcol, uiB
 	if (ELEM(but->type, UI_BTYPE_MENU, UI_BTYPE_POPOVER) && (but->flag & UI_BUT_NODE_LINK)) {
 		rcti temp = *rect;
 		temp.xmin = rect->xmax - BLI_rcti_size_y(rect) - 1;
-		widget_draw_icon(but, ICON_LAYER_USED, alpha, &temp, false);
+		widget_draw_icon(but, ICON_LAYER_USED, alpha, &temp);
 		rect->xmax = temp.xmin;
 	}
 
@@ -2057,7 +2086,10 @@ static void widget_draw_text_icon(uiFontStyle *fstyle, uiWidgetColors *wcol, uiB
 		else if (ui_block_is_menu(but->block))
 			rect->xmin += 0.3f * U.widget_unit;
 
-		widget_draw_icon(but, icon, alpha, rect, show_menu_icon);
+		widget_draw_icon(but, icon, alpha, rect);
+		if (show_menu_icon) {
+			widget_draw_submenu_tria(but, rect, wcol);
+		}
 
 #ifdef USE_UI_TOOLBAR_HACK
 		but->block->aspect = aspect_orig;
@@ -2084,10 +2116,10 @@ static void widget_draw_text_icon(uiFontStyle *fstyle, uiWidgetColors *wcol, uiB
 		temp.xmin = temp.xmax - (BLI_rcti_size_y(rect) * 1.08f);
 
 		if (extra_icon_type == UI_BUT_ICONEXTRA_CLEAR) {
-			widget_draw_icon(but, ICON_PANEL_CLOSE, alpha, &temp, false);
+			widget_draw_icon(but, ICON_PANEL_CLOSE, alpha, &temp);
 		}
 		else if (extra_icon_type == UI_BUT_ICONEXTRA_EYEDROPPER) {
-			widget_draw_icon(but, ICON_EYEDROPPER, alpha, &temp, false);
+			widget_draw_icon(but, ICON_EYEDROPPER, alpha, &temp);
 		}
 		else {
 			BLI_assert(0);



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