static void setupPaintForFont(HFONT hfont, SkPaint* paint, PlatformContextSkia* pcs)
{
// FIXME:
// Much of this logic could also happen in
// FontCustomPlatformData::fontPlatformData and be cached,
// allowing us to avoid talking to GDI at this point.
//
LOGFONT info;
GetObject(hfont, sizeof(info), &info);
int size = info.lfHeight;
if (size < 0)
size = -size; // We don't let GDI dpi-scale us (see SkFontHost_win.cpp).
paint->setTextSize(SkIntToScalar(size));
SkTypeface* face = SkCreateTypefaceFromLOGFONT(info);
paint->setTypeface(face);
SkSafeUnref(face);
// turn lfQuality into text flags
uint32_t textFlags;
switch (info.lfQuality) {
case NONANTIALIASED_QUALITY:
textFlags = 0;
break;
case ANTIALIASED_QUALITY:
textFlags = SkPaint::kAntiAlias_Flag;
break;
case CLEARTYPE_QUALITY:
textFlags = (SkPaint::kAntiAlias_Flag | SkPaint::kLCDRenderText_Flag);
break;
default:
textFlags = getDefaultGDITextFlags();
break;
}
// only allow features that SystemParametersInfo allows
textFlags &= getDefaultGDITextFlags();
// do this check after our switch on lfQuality
if (disableTextLCD(pcs))
textFlags &= ~SkPaint::kLCDRenderText_Flag;
// now copy in just the text flags
uint32_t flags = paint->getFlags();
flags &= ~(SkPaint::kAntiAlias_Flag | SkPaint::kLCDRenderText_Flag);
flags |= textFlags;
paint->setFlags(flags);
}
static void setupPaintForFont(HFONT hfont, SkPaint* paint, PlatformContextSkia* pcs)
{
// FIXME:
// Much of this logic could also happen in
// FontCustomPlatformData::fontPlatformData and be cached,
// allowing us to avoid talking to GDI at this point.
//
LOGFONT info;
GetObject(hfont, sizeof(info), &info);
int size = info.lfHeight;
if (size < 0)
size = -size; // We don't let GDI dpi-scale us (see SkFontHost_win.cpp).
paint->setTextSize(SkIntToScalar(size));
SkTypeface* face = SkCreateTypefaceFromLOGFONT(info);
paint->setTypeface(face);
SkSafeUnref(face);
uint32_t flags = paint->getFlags();
// clear our flags initially, and then selectively set them
// based on the LOGFONT quality
flags &= SkPaint::kAntiAlias_Flag;
flags &= SkPaint::kLCDRenderText_Flag;
switch (info.lfQuality) {
case NONANTIALIASED_QUALITY:
break;
case ANTIALIASED_QUALITY:
flags |= SkPaint::kAntiAlias_Flag;
break;
case CLEARTYPE_QUALITY:
flags |= SkPaint::kAntiAlias_Flag;
flags |= SkPaint::kLCDRenderText_Flag;
break;
default:
flags |= getDefaultGDITextFlags();
break;
}
// do this check after our switch on lfQuality
if (disableTextLCD(pcs))
flags &= ~SkPaint::kLCDRenderText_Flag;
paint->setFlags(flags);
}
