aboutsummaryrefslogtreecommitdiffhomepage
path: root/src/ports/SkFontHost_FreeType.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'src/ports/SkFontHost_FreeType.cpp')
-rw-r--r--src/ports/SkFontHost_FreeType.cpp41
1 files changed, 14 insertions, 27 deletions
diff --git a/src/ports/SkFontHost_FreeType.cpp b/src/ports/SkFontHost_FreeType.cpp
index 97046f4ba8..6b29c1d31e 100644
--- a/src/ports/SkFontHost_FreeType.cpp
+++ b/src/ports/SkFontHost_FreeType.cpp
@@ -1,4 +1,4 @@
-
+
/*
* Copyright 2006 The Android Open Source Project
*
@@ -216,9 +216,6 @@ private:
bool getCBoxForLetter(char letter, FT_BBox* bbox);
// Caller must lock gFTMutex before calling this function.
void updateGlyphIfLCD(SkGlyph* glyph);
- // Caller must lock gFTMutex before calling this function.
- // update FreeType2 glyph slot with glyph emboldened
- void emboldenIfNeeded(FT_Face face, FT_GlyphSlot glyph);
};
///////////////////////////////////////////////////////////////////////////
@@ -1142,7 +1139,10 @@ bool SkScalerContext_FreeType::getCBoxForLetter(char letter, FT_BBox* bbox) {
return false;
if (FT_Load_Glyph(fFace, glyph_id, fLoadGlyphFlags) != 0)
return false;
- emboldenIfNeeded(fFace, fFace->glyph);
+ if ((fRec.fFlags & kEmbolden_Flag) &&
+ !(fFace->style_flags & FT_STYLE_FLAG_BOLD)) {
+ emboldenOutline(fFace, &fFace->glyph->outline);
+ }
FT_Outline_Get_CBox(&fFace->glyph->outline, bbox);
return true;
}
@@ -1192,7 +1192,6 @@ void SkScalerContext_FreeType::generateMetrics(SkGlyph* glyph) {
glyph->zeroMetrics();
return;
}
- emboldenIfNeeded(fFace, fFace->glyph);
switch ( fFace->glyph->format ) {
case FT_GLYPH_FORMAT_OUTLINE:
@@ -1202,6 +1201,10 @@ void SkScalerContext_FreeType::generateMetrics(SkGlyph* glyph) {
glyph->fTop = 0;
glyph->fLeft = 0;
} else {
+ if (fRec.fFlags & kEmbolden_Flag && !(fFace->style_flags & FT_STYLE_FLAG_BOLD)) {
+ emboldenOutline(fFace, &fFace->glyph->outline);
+ }
+
FT_BBox bbox;
getBBoxForCurrentGlyph(glyph, &bbox, true);
@@ -1215,6 +1218,11 @@ void SkScalerContext_FreeType::generateMetrics(SkGlyph* glyph) {
break;
case FT_GLYPH_FORMAT_BITMAP:
+ if (fRec.fFlags & kEmbolden_Flag) {
+ FT_GlyphSlot_Own_Bitmap(fFace->glyph);
+ FT_Bitmap_Embolden(gFTLibrary, &fFace->glyph->bitmap, kBitmapEmboldenStrength, 0);
+ }
+
if (fRec.fFlags & SkScalerContext::kVertical_Flag) {
FT_Vector vector;
vector.x = fFace->glyph->metrics.vertBearingX - fFace->glyph->metrics.horiBearingX;
@@ -1293,7 +1301,6 @@ void SkScalerContext_FreeType::generateImage(const SkGlyph& glyph) {
return;
}
- emboldenIfNeeded(fFace, fFace->glyph);
generateGlyphImage(fFace, glyph);
}
@@ -1321,7 +1328,6 @@ void SkScalerContext_FreeType::generatePath(const SkGlyph& glyph,
path->reset();
return;
}
- emboldenIfNeeded(fFace, fFace->glyph);
generateGlyphPath(fFace, path);
@@ -1463,25 +1469,6 @@ void SkScalerContext_FreeType::generateFontMetrics(SkPaint::FontMetrics* mx,
}
}
-void SkScalerContext_FreeType::emboldenIfNeeded(FT_Face face, FT_GlyphSlot glyph)
-{
- if (fRec.fFlags & SkScalerContext::kEmbolden_Flag) {
- switch ( glyph->format ) {
- case FT_GLYPH_FORMAT_OUTLINE:
- FT_Pos strength;
- strength = FT_MulFix(face->units_per_EM, face->size->metrics.y_scale) / 24;
- FT_Outline_Embolden(&glyph->outline, strength);
- break;
- case FT_GLYPH_FORMAT_BITMAP:
- FT_GlyphSlot_Own_Bitmap(glyph);
- FT_Bitmap_Embolden(glyph->library, &glyph->bitmap, kBitmapEmboldenStrength, 0);
- break;
- default:
- SkDEBUGFAIL("unknown glyph format");
- }
- }
-}
-
///////////////////////////////////////////////////////////////////////////////
#include "SkUtils.h"