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C++ GlyphBuffer::fontDataAt方法代码示例

本文整理汇总了C++中GlyphBuffer::fontDataAt方法的典型用法代码示例。如果您正苦于以下问题:C++ GlyphBuffer::fontDataAt方法的具体用法?C++ GlyphBuffer::fontDataAt怎么用?C++ GlyphBuffer::fontDataAt使用的例子?那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在GlyphBuffer的用法示例。


在下文中一共展示了GlyphBuffer::fontDataAt方法的3个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C++代码示例。

示例1:

TEST(GlyphBufferTest, ReverseForSimpleRTL) {
  RefPtr<SimpleFontData> font1 = TestSimpleFontData::create();
  RefPtr<SimpleFontData> font2 = TestSimpleFontData::create();

  GlyphBuffer glyphBuffer;
  glyphBuffer.add(42, font1.get(), 10);
  glyphBuffer.add(43, font1.get(), 15);
  glyphBuffer.add(44, font2.get(), 25);

  EXPECT_FALSE(glyphBuffer.isEmpty());
  EXPECT_EQ(3u, glyphBuffer.size());

  glyphBuffer.reverseForSimpleRTL(30, 100);

  EXPECT_FALSE(glyphBuffer.isEmpty());
  EXPECT_EQ(3u, glyphBuffer.size());
  EXPECT_EQ(44, glyphBuffer.glyphAt(0));
  EXPECT_EQ(43, glyphBuffer.glyphAt(1));
  EXPECT_EQ(42, glyphBuffer.glyphAt(2));
  EXPECT_EQ(font2.get(), glyphBuffer.fontDataAt(0));
  EXPECT_EQ(font1.get(), glyphBuffer.fontDataAt(1));
  EXPECT_EQ(font1.get(), glyphBuffer.fontDataAt(2));
  EXPECT_EQ(70, glyphBuffer.xOffsetAt(0));
  EXPECT_EQ(75, glyphBuffer.xOffsetAt(1));
  EXPECT_EQ(85, glyphBuffer.xOffsetAt(2));
}
开发者ID:ollie314,项目名称:chromium,代码行数:26,代码来源:GlyphBufferTest.cpp

示例2: drawGlyphBuffer

void Font::drawGlyphBuffer(GraphicsContext* context, const TextRun& run, const GlyphBuffer& glyphBuffer, FloatPoint& point) const
{
#if !ENABLE(SVG_FONTS)
    UNUSED_PARAM(run);
#endif

    // Draw each contiguous run of glyphs that use the same font data.
    const SimpleFontData* fontData = glyphBuffer.fontDataAt(0);
    FloatSize offset = glyphBuffer.offsetAt(0);
    FloatPoint startPoint(point.x(), point.y() - glyphBuffer.initialAdvance().height());
    float nextX = startPoint.x() + glyphBuffer.advanceAt(0).width();
    float nextY = startPoint.y() + glyphBuffer.advanceAt(0).height();
    int lastFrom = 0;
    int nextGlyph = 1;
#if ENABLE(SVG_FONTS)
    TextRun::RenderingContext* renderingContext = run.renderingContext();
#endif
    while (nextGlyph < glyphBuffer.size()) {
        const SimpleFontData* nextFontData = glyphBuffer.fontDataAt(nextGlyph);
        FloatSize nextOffset = glyphBuffer.offsetAt(nextGlyph);

        if (nextFontData != fontData || nextOffset != offset) {
#if ENABLE(SVG_FONTS)
            if (renderingContext && fontData->isSVGFont())
                renderingContext->drawSVGGlyphs(context, fontData, glyphBuffer, lastFrom, nextGlyph - lastFrom, startPoint);
            else
#endif
                drawGlyphs(context, fontData, glyphBuffer, lastFrom, nextGlyph - lastFrom, startPoint);

            lastFrom = nextGlyph;
            fontData = nextFontData;
            offset = nextOffset;
            startPoint.setX(nextX);
            startPoint.setY(nextY);
        }
        nextX += glyphBuffer.advanceAt(nextGlyph).width();
        nextY += glyphBuffer.advanceAt(nextGlyph).height();
        nextGlyph++;
    }

#if ENABLE(SVG_FONTS)
    if (renderingContext && fontData->isSVGFont())
        renderingContext->drawSVGGlyphs(context, fontData, glyphBuffer, lastFrom, nextGlyph - lastFrom, startPoint);
    else {
#endif
        drawGlyphs(context, fontData, glyphBuffer, lastFrom, nextGlyph - lastFrom, startPoint);
        point.setX(nextX);
#if ENABLE(SVG_FONTS)
    }
#endif
}
开发者ID:Happy-Ferret,项目名称:webkit.js,代码行数:51,代码来源:FontFastPath.cpp

示例3: drawGlyphBuffer

void Font::drawGlyphBuffer(GraphicsContext* context, const TextRunPaintInfo& runInfo, const GlyphBuffer& glyphBuffer, const FloatPoint& point) const
{
    // Draw each contiguous run of glyphs that use the same font data.
    const SimpleFontData* fontData = glyphBuffer.fontDataAt(0);
    FloatPoint startPoint(point);
    float nextX = startPoint.x() + glyphBuffer.advanceAt(0);
    unsigned lastFrom = 0;
    unsigned nextGlyph = 1;
#if ENABLE(SVG_FONTS)
    TextRun::RenderingContext* renderingContext = runInfo.run.renderingContext();
#endif
    while (nextGlyph < glyphBuffer.size()) {
        const SimpleFontData* nextFontData = glyphBuffer.fontDataAt(nextGlyph);

        if (nextFontData != fontData) {
#if ENABLE(SVG_FONTS)
            if (renderingContext && fontData->isSVGFont())
                renderingContext->drawSVGGlyphs(context, runInfo.run, fontData, glyphBuffer, lastFrom, nextGlyph - lastFrom, startPoint);
            else
#endif
                drawGlyphs(context, fontData, glyphBuffer, lastFrom, nextGlyph - lastFrom, startPoint, runInfo.bounds);

            lastFrom = nextGlyph;
            fontData = nextFontData;
            startPoint.setX(nextX);
        }
        nextX += glyphBuffer.advanceAt(nextGlyph);
        nextGlyph++;
    }

#if ENABLE(SVG_FONTS)
    if (renderingContext && fontData->isSVGFont())
        renderingContext->drawSVGGlyphs(context, runInfo.run, fontData, glyphBuffer, lastFrom, nextGlyph - lastFrom, startPoint);
    else
#endif
        drawGlyphs(context, fontData, glyphBuffer, lastFrom, nextGlyph - lastFrom, startPoint, runInfo.bounds);
}
开发者ID:glenkim-dev,项目名称:blink-crosswalk,代码行数:37,代码来源:Font.cpp


注:本文中的GlyphBuffer::fontDataAt方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。