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-rw-r--r--src/gui/painting/qtextureglyphcache.cpp2
-rw-r--r--src/gui/text/qfontengine_ft.cpp109
-rw-r--r--src/gui/text/qfontengine_ft_p.h5
-rw-r--r--src/gui/text/qfontengine_p.h2
4 files changed, 11 insertions, 107 deletions
diff --git a/src/gui/painting/qtextureglyphcache.cpp b/src/gui/painting/qtextureglyphcache.cpp
index 727852d9b3..53f025f819 100644
--- a/src/gui/painting/qtextureglyphcache.cpp
+++ b/src/gui/painting/qtextureglyphcache.cpp
@@ -168,7 +168,7 @@ bool QTextureGlyphCache::populate(QFontEngine *fontEngine, int numGlyphs, const
continue;
if (listItemCoordinates.contains(GlyphAndSubPixelPosition(glyph, subPixelPosition)))
continue;
- glyph_metrics_t metrics = fontEngine->alphaMapBoundingBox(glyph, m_transform, format);
+ glyph_metrics_t metrics = fontEngine->alphaMapBoundingBox(glyph, subPixelPosition, m_transform, format);
#ifdef CACHE_DEBUG
printf("(%4x): w=%.2f, h=%.2f, xoff=%.2f, yoff=%.2f, x=%.2f, y=%.2f\n",
diff --git a/src/gui/text/qfontengine_ft.cpp b/src/gui/text/qfontengine_ft.cpp
index 08eb6bb2cb..ffdaaa7db9 100644
--- a/src/gui/text/qfontengine_ft.cpp
+++ b/src/gui/text/qfontengine_ft.cpp
@@ -791,106 +791,6 @@ int QFontEngineFT::loadFlags(QGlyphSet *set, GlyphFormat format, int flags,
return load_flags;
}
-QFontEngineFT::Glyph *QFontEngineFT::loadGlyphMetrics(QGlyphSet *set, uint glyph, GlyphFormat format) const
-{
- Glyph *g = set->getGlyph(glyph);
- if (g && g->format == format)
- return g;
-
- bool hsubpixel = false;
- int vfactor = 1;
- int load_flags = loadFlags(set, format, 0, hsubpixel, vfactor);
-
- // apply our matrix to this, but note that the metrics will not be affected by this.
- FT_Face face = lockFace();
- FT_Matrix matrix = this->matrix;
- FT_Matrix_Multiply(&set->transformationMatrix, &matrix);
- FT_Set_Transform(face, &matrix, 0);
- freetype->matrix = matrix;
-
- bool transform = matrix.xx != 0x10000 || matrix.yy != 0x10000 || matrix.xy != 0 || matrix.yx != 0;
- if (transform)
- load_flags |= FT_LOAD_NO_BITMAP;
-
- FT_Error err = FT_Load_Glyph(face, glyph, load_flags);
- if (err && (load_flags & FT_LOAD_NO_BITMAP)) {
- load_flags &= ~FT_LOAD_NO_BITMAP;
- err = FT_Load_Glyph(face, glyph, load_flags);
- }
- if (err == FT_Err_Too_Few_Arguments) {
- // this is an error in the bytecode interpreter, just try to run without it
- load_flags |= FT_LOAD_FORCE_AUTOHINT;
- err = FT_Load_Glyph(face, glyph, load_flags);
- }
- if (err != FT_Err_Ok)
- qWarning("load glyph failed err=%x face=%p, glyph=%d", err, face, glyph);
-
- unlockFace();
- if (set->outline_drawing)
- return 0;
-
- if (!g) {
- g = new Glyph;
- g->uploadedToServer = false;
- g->data = 0;
- }
-
- FT_GlyphSlot slot = face->glyph;
- if (embolden) Q_FT_GLYPHSLOT_EMBOLDEN(slot);
- int left = slot->metrics.horiBearingX;
- int right = slot->metrics.horiBearingX + slot->metrics.width;
- int top = slot->metrics.horiBearingY;
- int bottom = slot->metrics.horiBearingY - slot->metrics.height;
- if(transform && slot->format != FT_GLYPH_FORMAT_BITMAP) { // freetype doesn't apply the transformation on the metrics
- int l, r, t, b;
- FT_Vector vector;
- vector.x = left;
- vector.y = top;
- FT_Vector_Transform(&vector, &matrix);
- l = r = vector.x;
- t = b = vector.y;
- vector.x = right;
- vector.y = top;
- FT_Vector_Transform(&vector, &matrix);
- if (l > vector.x) l = vector.x;
- if (r < vector.x) r = vector.x;
- if (t < vector.y) t = vector.y;
- if (b > vector.y) b = vector.y;
- vector.x = right;
- vector.y = bottom;
- FT_Vector_Transform(&vector, &matrix);
- if (l > vector.x) l = vector.x;
- if (r < vector.x) r = vector.x;
- if (t < vector.y) t = vector.y;
- if (b > vector.y) b = vector.y;
- vector.x = left;
- vector.y = bottom;
- FT_Vector_Transform(&vector, &matrix);
- if (l > vector.x) l = vector.x;
- if (r < vector.x) r = vector.x;
- if (t < vector.y) t = vector.y;
- if (b > vector.y) b = vector.y;
- left = l;
- right = r;
- top = t;
- bottom = b;
- }
- left = FLOOR(left);
- right = CEIL(right);
- bottom = FLOOR(bottom);
- top = CEIL(top);
-
- g->linearAdvance = face->glyph->linearHoriAdvance >> 10;
- g->width = TRUNC(right-left);
- g->height = TRUNC(top-bottom);
- g->x = TRUNC(left);
- g->y = TRUNC(top);
- g->advance = TRUNC(ROUND(face->glyph->advance.x));
- g->format = Format_None;
-
- return g;
-}
-
QFontEngineFT::Glyph *QFontEngineFT::loadGlyph(QGlyphSet *set, uint glyph,
QFixed subPixelPosition,
GlyphFormat format,
@@ -1792,10 +1692,10 @@ glyph_metrics_t QFontEngineFT::boundingBox(glyph_t glyph)
glyph_metrics_t QFontEngineFT::boundingBox(glyph_t glyph, const QTransform &matrix)
{
- return alphaMapBoundingBox(glyph, matrix, QFontEngine::Format_None);
+ return alphaMapBoundingBox(glyph, 0, matrix, QFontEngine::Format_None);
}
-glyph_metrics_t QFontEngineFT::alphaMapBoundingBox(glyph_t glyph, const QTransform &matrix, QFontEngine::GlyphFormat format)
+glyph_metrics_t QFontEngineFT::alphaMapBoundingBox(glyph_t glyph, QFixed subPixelPosition, const QTransform &matrix, QFontEngine::GlyphFormat format)
{
FT_Face face = 0;
glyph_metrics_t overall;
@@ -1842,7 +1742,10 @@ glyph_metrics_t QFontEngineFT::alphaMapBoundingBox(glyph_t glyph, const QTransfo
Glyph * g = glyphSet->getGlyph(glyph);
if (!g || g->format != format) {
face = lockFace();
- g = loadGlyphMetrics(glyphSet, glyph, format);
+ FT_Matrix m = this->matrix;
+ FT_Matrix_Multiply(&glyphSet->transformationMatrix, &m);
+ freetype->matrix = m;
+ g = loadGlyph(glyphSet, glyph, subPixelPosition, format);
}
if (g) {
diff --git a/src/gui/text/qfontengine_ft_p.h b/src/gui/text/qfontengine_ft_p.h
index fc3ac825e6..451d26e769 100644
--- a/src/gui/text/qfontengine_ft_p.h
+++ b/src/gui/text/qfontengine_ft_p.h
@@ -257,7 +257,9 @@ private:
virtual QImage alphaMapForGlyph(glyph_t g) { return alphaMapForGlyph(g, 0); }
virtual QImage alphaMapForGlyph(glyph_t, QFixed);
virtual QImage alphaRGBMapForGlyph(glyph_t, QFixed subPixelPosition, int margin, const QTransform &t);
- virtual glyph_metrics_t alphaMapBoundingBox(glyph_t glyph, const QTransform &matrix,
+ virtual glyph_metrics_t alphaMapBoundingBox(glyph_t glyph,
+ QFixed subPixelPosition,
+ const QTransform &matrix,
QFontEngine::GlyphFormat format);
virtual void removeGlyphFromCache(glyph_t glyph);
@@ -333,7 +335,6 @@ protected:
bool embeddedbitmap;
private:
- QFontEngineFT::Glyph *loadGlyphMetrics(QGlyphSet *set, uint glyph, GlyphFormat format) const;
int loadFlags(QGlyphSet *set, GlyphFormat format, int flags, bool &hsubpixel, int &vfactor) const;
GlyphFormat defaultFormat;
diff --git a/src/gui/text/qfontengine_p.h b/src/gui/text/qfontengine_p.h
index f501141e8f..7b29993e7f 100644
--- a/src/gui/text/qfontengine_p.h
+++ b/src/gui/text/qfontengine_p.h
@@ -203,7 +203,7 @@ public:
virtual QImage alphaMapForGlyph(glyph_t, QFixed subPixelPosition, const QTransform &t);
virtual QImage alphaRGBMapForGlyph(glyph_t, QFixed subPixelPosition, int margin, const QTransform &t);
- virtual glyph_metrics_t alphaMapBoundingBox(glyph_t glyph, const QTransform &matrix, GlyphFormat /*format*/)
+ virtual glyph_metrics_t alphaMapBoundingBox(glyph_t glyph, QFixed /*subPixelPosition*/, const QTransform &matrix, GlyphFormat /*format*/)
{
return boundingBox(glyph, matrix);
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-17 12:15:00 +0000