Index: Source/core/platform/graphics/mac/GlyphPageTreeNodeMac.cpp |
diff --git a/Source/core/platform/graphics/mac/GlyphPageTreeNodeMac.cpp b/Source/core/platform/graphics/mac/GlyphPageTreeNodeMac.cpp |
deleted file mode 100644 |
index dc6b9843224e4c5469c91e91160744de444fe0af..0000000000000000000000000000000000000000 |
--- a/Source/core/platform/graphics/mac/GlyphPageTreeNodeMac.cpp |
+++ /dev/null |
@@ -1,168 +0,0 @@ |
-/* |
- * Copyright (C) 2006, 2007 Apple Inc. All rights reserved. |
- * |
- * Redistribution and use in source and binary forms, with or without |
- * modification, are permitted provided that the following conditions |
- * are met: |
- * |
- * 1. Redistributions of source code must retain the above copyright |
- * notice, this list of conditions and the following disclaimer. |
- * 2. Redistributions in binary form must reproduce the above copyright |
- * notice, this list of conditions and the following disclaimer in the |
- * documentation and/or other materials provided with the distribution. |
- * 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of |
- * its contributors may be used to endorse or promote products derived |
- * from this software without specific prior written permission. |
- * |
- * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY |
- * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
- * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
- * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY |
- * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
- * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
- * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
- * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
- */ |
- |
-#include "config.h" |
-#include "core/platform/graphics/GlyphPageTreeNode.h" |
- |
-#include <ApplicationServices/ApplicationServices.h> |
-#include "core/platform/graphics/Font.h" |
-#include "core/platform/graphics/SimpleFontData.h" |
- |
-// Forward declare Mac SPIs. |
-// Request for public API: rdar://13787589 |
-extern "C" { |
-void CGFontGetGlyphsForUnichars(CGFontRef font, const UniChar chars[], CGGlyph glyphs[], size_t length); |
-} |
- |
-namespace WebCore { |
- |
-static bool shouldUseCoreText(UChar* buffer, unsigned bufferLength, const SimpleFontData* fontData) |
-{ |
- if (fontData->platformData().isCompositeFontReference()) |
- return true; |
- if (fontData->platformData().widthVariant() != RegularWidth || fontData->hasVerticalGlyphs()) { |
- // Ideographs don't have a vertical variant or width variants. |
- for (unsigned i = 0; i < bufferLength; ++i) { |
- if (!Font::isCJKIdeograph(buffer[i])) |
- return true; |
- } |
- } |
- |
- return false; |
-} |
- |
-bool GlyphPage::fill(unsigned offset, unsigned length, UChar* buffer, unsigned bufferLength, const SimpleFontData* fontData) |
-{ |
- bool haveGlyphs = false; |
- |
- Vector<CGGlyph, 512> glyphs(bufferLength); |
- if (!shouldUseCoreText(buffer, bufferLength, fontData)) { |
- CGFontGetGlyphsForUnichars(fontData->platformData().cgFont(), buffer, glyphs.data(), bufferLength); |
- for (unsigned i = 0; i < length; ++i) { |
- if (!glyphs[i]) |
- setGlyphDataForIndex(offset + i, 0, 0); |
- else { |
- setGlyphDataForIndex(offset + i, glyphs[i], fontData); |
- haveGlyphs = true; |
- } |
- } |
- } else if (!fontData->platformData().isCompositeFontReference() && fontData->platformData().widthVariant() != RegularWidth |
- && CTFontGetGlyphsForCharacters(fontData->platformData().ctFont(), buffer, glyphs.data(), bufferLength)) { |
- // When buffer consists of surrogate pairs, CTFontGetGlyphsForCharacters |
- // places the glyphs at indices corresponding to the first character of each pair. |
- unsigned glyphStep = bufferLength / length; |
- for (unsigned i = 0; i < length; ++i) { |
- if (!glyphs[i * glyphStep]) |
- setGlyphDataForIndex(offset + i, 0, 0); |
- else { |
- setGlyphDataForIndex(offset + i, glyphs[i * glyphStep], fontData); |
- haveGlyphs = true; |
- } |
- } |
- } else { |
- // We ask CoreText for possible vertical variant glyphs |
- RetainPtr<CFStringRef> string(AdoptCF, CFStringCreateWithCharactersNoCopy(kCFAllocatorDefault, buffer, bufferLength, kCFAllocatorNull)); |
- RetainPtr<CFAttributedStringRef> attributedString(AdoptCF, CFAttributedStringCreate(kCFAllocatorDefault, string.get(), fontData->getCFStringAttributes(0, fontData->hasVerticalGlyphs() ? Vertical : Horizontal))); |
- RetainPtr<CTLineRef> line(AdoptCF, CTLineCreateWithAttributedString(attributedString.get())); |
- |
- CFArrayRef runArray = CTLineGetGlyphRuns(line.get()); |
- CFIndex runCount = CFArrayGetCount(runArray); |
- |
- // Initialize glyph entries |
- for (unsigned index = 0; index < length; ++index) |
- setGlyphDataForIndex(offset + index, 0, 0); |
- |
- Vector<CGGlyph, 512> glyphVector; |
- Vector<CFIndex, 512> indexVector; |
- bool done = false; |
- |
- // For the CGFont comparison in the loop, use the CGFont that Core Text assigns to the CTFont. This may |
- // be non-CFEqual to fontData->platformData().cgFont(). |
- RetainPtr<CGFontRef> cgFont(AdoptCF, CTFontCopyGraphicsFont(fontData->platformData().ctFont(), 0)); |
- |
- for (CFIndex r = 0; r < runCount && !done ; ++r) { |
- // CTLine could map characters over multiple fonts using its own font fallback list. |
- // We need to pick runs that use the exact font we need, i.e., fontData->platformData().ctFont(). |
- CTRunRef ctRun = static_cast<CTRunRef>(CFArrayGetValueAtIndex(runArray, r)); |
- ASSERT(CFGetTypeID(ctRun) == CTRunGetTypeID()); |
- |
- CFDictionaryRef attributes = CTRunGetAttributes(ctRun); |
- CTFontRef runFont = static_cast<CTFontRef>(CFDictionaryGetValue(attributes, kCTFontAttributeName)); |
- RetainPtr<CGFontRef> runCGFont(AdoptCF, CTFontCopyGraphicsFont(runFont, 0)); |
- // Use CGFont here as CFEqual for CTFont counts all attributes for font. |
- bool gotBaseFont = CFEqual(cgFont.get(), runCGFont.get()); |
- if (gotBaseFont || fontData->platformData().isCompositeFontReference()) { |
- // This run uses the font we want. Extract glyphs. |
- CFIndex glyphCount = CTRunGetGlyphCount(ctRun); |
- const CGGlyph* glyphs = CTRunGetGlyphsPtr(ctRun); |
- if (!glyphs) { |
- glyphVector.resize(glyphCount); |
- CTRunGetGlyphs(ctRun, CFRangeMake(0, 0), glyphVector.data()); |
- glyphs = glyphVector.data(); |
- } |
- const CFIndex* stringIndices = CTRunGetStringIndicesPtr(ctRun); |
- if (!stringIndices) { |
- indexVector.resize(glyphCount); |
- CTRunGetStringIndices(ctRun, CFRangeMake(0, 0), indexVector.data()); |
- stringIndices = indexVector.data(); |
- } |
- |
- if (gotBaseFont) { |
- for (CFIndex i = 0; i < glyphCount; ++i) { |
- if (stringIndices[i] >= static_cast<CFIndex>(length)) { |
- done = true; |
- break; |
- } |
- if (glyphs[i]) { |
- setGlyphDataForIndex(offset + stringIndices[i], glyphs[i], fontData); |
- haveGlyphs = true; |
- } |
- } |
- } else { |
- const SimpleFontData* runSimple = fontData->getCompositeFontReferenceFontData((NSFont *)runFont); |
- if (runSimple) { |
- for (CFIndex i = 0; i < glyphCount; ++i) { |
- if (stringIndices[i] >= static_cast<CFIndex>(length)) { |
- done = true; |
- break; |
- } |
- if (glyphs[i]) { |
- setGlyphDataForIndex(offset + stringIndices[i], glyphs[i], runSimple); |
- haveGlyphs = true; |
- } |
- } |
- } |
- } |
- } |
- } |
- } |
- |
- return haveGlyphs; |
-} |
- |
-} // namespace WebCore |