Move shadow option (for text) from editor/interface to blenfont.

Two new function:
 BLF_shadow: set the level (for blur) and the shadow color.
 BLF_shadow_offset: set the x and y offset for shadow.
		 (this is the current position plus offset)

By default shadow is not enable in the font, so before draw the
text you need call BLF_enable(BLF_SHADOW), also remember disable
the option in the end.

1 files changed, 25 insertions, 0 deletions

diff --git a/source/blender/blenfont/intern/blf.c b/source/blender/blenfont/intern/blf.c
index f06c7fb0d28..9dad5a4bfa0 100644
--- a/source/blender/blenfont/intern/blf.c
+++ b/source/blender/blenfont/intern/blf.c
@@ -500,3 +500,28 @@ void BLF_kerning(float space)
 	if (font)
 		font->kerning= space;
 }
+
+void BLF_shadow(int level, float r, float g, float b, float a)
+{
+	FontBLF *font;
+
+	font= global_font[global_font_cur];
+	if (font) {
+		font->shadow= level;
+		font->shadow_col[0]= r;
+		font->shadow_col[1]= g;
+		font->shadow_col[2]= b;
+		font->shadow_col[3]= a;
+	}
+}
+
+void BLF_shadow_offset(int x, int y)
+{
+	FontBLF *font;
+
+	font= global_font[global_font_cur];
+	if (font) {
+		font->shadow_x= x;
+		font->shadow_y= y;
+	}
+}