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C++ FontPlatformData函数代码示例

原作者: [db:作者] 来自: [db:来源] 收藏 邀请

本文整理汇总了C++中FontPlatformData函数的典型用法代码示例。如果您正苦于以下问题：C++ FontPlatformData函数的具体用法？C++ FontPlatformData怎么用？C++ FontPlatformData使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。



在下文中一共展示了FontPlatformData函数的20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，您的评价将有助于我们的系统推荐出更棒的C++代码示例。

示例1: ASSERT

FontPlatformData FontCustomPlatformData::fontPlatformData(float size, bool bold, bool italic, FontOrientation orientation, FontWidthVariant)
{
    ASSERT(m_typeface);
#if OS(WIN)
    // FIXME: Skia currently renders synthetic bold and italics with hinting and without
    // linear metrics on windows. Using CreateFromName and specifying the bold/italics
    // style allows for proper rendering of synthetic style. Once Skia has been updated
    // this workaround will no longer be needed. crbug.com/332958
    bool syntheticBold = bold && !m_typeface->isBold();
    bool syntheticItalic = italic && !m_typeface->isItalic();
    if (syntheticBold || syntheticItalic) {
        SkString name;
        m_typeface->getFamilyName(&name);

        int style = SkTypeface::kNormal;
        if (syntheticBold)
            style |= SkTypeface::kBold;
        if (syntheticItalic)
            style |= SkTypeface::kItalic;

        RefPtr<SkTypeface> typeface = adoptRef(FontCache::fontCache()->fontManager()->legacyCreateTypeface(name.c_str(), static_cast<SkTypeface::Style>(style)));
        syntheticBold = false;
        syntheticItalic = false;
        return FontPlatformData(typeface.release(), "", size, syntheticBold, syntheticItalic, orientation);
    }
#endif
    return FontPlatformData(m_typeface.get(), "", size, bold && !m_typeface->isBold(), italic && !m_typeface->isItalic(), orientation);
}
开发者ID:glenkim-dev，项目名称:blink-crosswalk，代码行数:28，代码来源:FontCustomPlatformDataSkia.cpp


示例2: ASSERT

FontPlatformData FontCustomPlatformData::fontPlatformData(float size, bool bold, bool italic, FontOrientation orientation, FontWidthVariant)
{
    ASSERT(m_fontReference);

    LOGFONT logFont;
    // m_name comes from createUniqueFontName, which, in turn, gets
    // it from base64-encoded uuid (128-bit). So, m_name
    // can never be longer than LF_FACESIZE (32).
    if (m_name.length() + 1 >= LF_FACESIZE) {
        ASSERT_NOT_REACHED();
        return FontPlatformData();
    }
    unsigned len = m_name.copyTo(logFont.lfFaceName, 0, LF_FACESIZE - 1);
    logFont.lfFaceName[len] = '\0';

    // FIXME: almost identical to FillLogFont in FontCacheWin.cpp.
    // Need to refactor.
    logFont.lfHeight = -static_cast<int>(size);
    logFont.lfWidth = 0;
    logFont.lfEscapement = 0;
    logFont.lfOrientation = 0;
    logFont.lfUnderline = false;
    logFont.lfStrikeOut = false;
    logFont.lfCharSet = DEFAULT_CHARSET;
    logFont.lfOutPrecision = OUT_TT_ONLY_PRECIS;
    logFont.lfQuality = isRunningLayoutTest() ? NONANTIALIASED_QUALITY : DEFAULT_QUALITY; // Honor user's desktop settings.
    logFont.lfPitchAndFamily = DEFAULT_PITCH | FF_DONTCARE;
    logFont.lfItalic = italic;
    logFont.lfWeight = bold ? FW_BOLD : FW_DONTCARE;

    HFONT hfont = CreateFontIndirect(&logFont);
    return FontPlatformData(hfont, size, orientation);
}
开发者ID:chunywang，项目名称:blink-crosswalk，代码行数:33，代码来源:FontCustomPlatformDataWin.cpp


示例3: ENABLE

FontPlatformData CachedFont::platformDataFromCustomData(float size, bool bold, bool italic, FontRenderingMode renderingMode)
{
#if ENABLE(SVG_FONTS)
    if (m_externalSVGDocument)
        return FontPlatformData(size, bold, italic);
#endif
#if PLATFORM(CG) || PLATFORM(QT) || PLATFORM(GTK) || PLATFORM(ISEE)
    ASSERT(m_fontData);
    return m_fontData->fontPlatformData(static_cast<int>(size), bold, italic, renderingMode);
#else
    return FontPlatformData();
#endif
}
开发者ID:Czerrr，项目名称:ISeeBrowser，代码行数:13，代码来源:CachedFont.cpp


示例4: ENABLE

FontPlatformData CachedFont::platformDataFromCustomData(float size, bool bold, bool italic, FontRenderingMode renderingMode)
{
#if ENABLE(SVG_FONTS)
    if (m_externalSVGDocument)
        return FontPlatformData(size, bold, italic);
#endif
#ifdef STORE_FONT_CUSTOM_PLATFORM_DATA
    ASSERT(m_fontData);
    return m_fontData->fontPlatformData(static_cast<int>(size), bold, italic, renderingMode);
#else
    return FontPlatformData();
#endif
}
开发者ID:325116067，项目名称:semc-qsd8x50，代码行数:13，代码来源:CachedFont.cpp


示例5: adoptCF

FontPlatformData FontCustomPlatformData::fontPlatformData(const FontDescription& fontDescription, bool bold, bool italic)
{
    int size = fontDescription.computedPixelSize();
    FontOrientation orientation = fontDescription.orientation();
    FontWidthVariant widthVariant = fontDescription.widthVariant();
#if CORETEXT_WEB_FONTS
    RetainPtr<CTFontRef> font = adoptCF(CTFontCreateWithFontDescriptor(m_fontDescriptor.get(), size, nullptr));
    font = preparePlatformFont(font.get(), fontDescription.textRenderingMode(), fontDescription.featureSettings());
    return FontPlatformData(font.get(), size, bold, italic, orientation, widthVariant, fontDescription.textRenderingMode());
#else
    return FontPlatformData(m_cgFont.get(), size, bold, italic, orientation, widthVariant, fontDescription.textRenderingMode());
#endif
}
开发者ID:nickooms，项目名称:webkit，代码行数:13，代码来源:FontCustomPlatformData.cpp


示例6: ENABLE

FontPlatformData CachedFont::platformDataFromCustomData(const FontDescription &fontDescription)
{
#if ENABLE(SVG_FONTS)
    if (m_externalSVGDocument)
        return FontPlatformData(size, bold, italic);
#endif
#if PLATFORM(CG) || PLATFORM(QT) || PLATFORM(GTK) || PLATFORM(BAL)
    ASSERT(m_fontData);
    return m_fontData->fontPlatformData(fontDescription);
#else
    return FontPlatformData();
#endif
}
开发者ID:JonasZ95，项目名称:EAWebkit，代码行数:13，代码来源:CachedFont.cpp


示例7: FontData

const FontData* FontCache::getFontDataForCharacters(const Font& font, const UChar* characters, int length)
{

    FontData* fontData = 0;
    fontData = new FontData(FontPlatformData(font.fontDescription(), font.family().family()));
    return fontData;
}
开发者ID:cdaffara，项目名称:symbiandump-mw4，代码行数:7，代码来源:FontCacheGtk.cpp


示例8: WebCore_GetJavaEnv

FontPlatformData FontCustomPlatformData::fontPlatformData(
        int size,
        bool bold,
        bool italic,
        FontOrientation,
        FontWidthVariant,
        FontRenderingMode)
{
    JNIEnv* env = WebCore_GetJavaEnv();

    static jmethodID mid = env->GetMethodID(
            PG_GetFontCustomPlatformDataClass(env),
            "createFont",
            "(IZZ)Lcom/sun/webkit/graphics/WCFont;");
    ASSERT(mid);

    JLObject font(env->CallObjectMethod(
            m_data,
            mid,
            size,
            bool_to_jbool(bold),
            bool_to_jbool(italic)));
    CheckAndClearException(env);

    return FontPlatformData(RQRef::create(font), size);
}
开发者ID:166MMX，项目名称:openjdk.java.net-openjfx-8u40-rt，代码行数:26，代码来源:FontCustomPlatformData.cpp


示例9: ENABLE

FontPlatformData FontResource::platformDataFromCustomData(float size, bool bold, bool italic, FontOrientation orientation, FontWidthVariant widthVariant)
{
#if ENABLE(SVG_FONTS)
    if (m_externalSVGDocument)
        return FontPlatformData(size, bold, italic);
#endif
    ASSERT(m_fontData);
    return m_fontData->fontPlatformData(size, bold, italic, orientation, widthVariant);
}
开发者ID:chunywang，项目名称:blink-crosswalk，代码行数:9，代码来源:FontResource.cpp


示例10: GetObject

PassRefPtr<SimpleFontData> SimpleFontData::platformCreateScaledFontData(const FontDescription& fontDescription, float scaleFactor) const
{
    LOGFONT winFont;
    GetObject(m_platformData.hfont(), sizeof(LOGFONT), &winFont);
    float scaledSize = scaleFactor * fontDescription.computedSize();
    winFont.lfHeight = -lroundf(scaledSize);
    HFONT hfont = CreateFontIndirect(&winFont);
    return SimpleFontData::create(FontPlatformData(hfont, scaledSize, m_platformData.orientation()), isCustomFont() ? CustomFontData::create(false) : 0);
}
开发者ID:Igalia，项目名称:blink，代码行数:9，代码来源:SimpleFontDataWin.cpp


示例11: GetObject

PassOwnPtr<SimpleFontData> SimpleFontData::createScaledFontData(const FontDescription& fontDescription, float scaleFactor) const
{
    LOGFONT winFont;
    GetObject(m_platformData.hfont(), sizeof(LOGFONT), &winFont);
    float scaledSize = scaleFactor * fontDescription.computedSize();
    winFont.lfHeight = -lroundf(scaledSize);
    HFONT hfont = CreateFontIndirect(&winFont);
    return adoptPtr(new SimpleFontData(FontPlatformData(hfont, scaledSize), isCustomFont(), false));
}
开发者ID:sysrqb，项目名称:chromium-src，代码行数:9，代码来源:SimpleFontDataChromiumWin.cpp


示例12: FontPlatformData

FontPlatformData FontCustomPlatformData::fontPlatformData(int size, bool bold, bool italic, FontOrientation, TextOrientation, FontWidthVariant, FontRenderingMode renderingMode)
{
    FontDescription fontDesc;
    fontDesc.setComputedSize(size);
    fontDesc.setSpecifiedSize(size);
    fontDesc.setItalic(italic);
    fontDesc.setWeight(bold ? FontWeightBold : FontWeightNormal);
    return FontPlatformData(fontDesc, m_name, false);
}
开发者ID:dog-god，项目名称:iptv，代码行数:9，代码来源:FontCustomPlatformData.cpp


示例13: lroundf

PassRefPtr<SimpleFontData> SimpleFontData::createScaledFontData(
    const FontDescription& fontDescription,
    float scaleFactor) const {
  const float scaledSize =
      lroundf(fontDescription.computedSize() * scaleFactor);
  return SimpleFontData::create(
      FontPlatformData(m_platformData, scaledSize),
      isCustomFont() ? CustomFontData::create() : nullptr);
}
开发者ID:mirror，项目名称:chromium，代码行数:9，代码来源:SimpleFontData.cpp


示例14: lroundf

SimpleFontData* SimpleFontData::smallCapsFontData(const FontDescription& fontDescription) const
{
    if (!m_smallCapsFontData) {
        const float smallCapsSize = lroundf(fontDescription.computedSize() * smallCapsFraction);
        m_smallCapsFontData = new SimpleFontData(FontPlatformData(m_font, smallCapsSize));
    }

    return m_smallCapsFontData;
}
开发者ID:marshall，项目名称:webkit_titanium，代码行数:9，代码来源:SimpleFontDataLinux.cpp


示例15: adoptCF

FontPlatformData FontCustomPlatformData::fontPlatformData(const FontDescription& fontDescription, bool bold, bool italic, const FontFeatureSettings& fontFaceFeatures, const FontVariantSettings& fontFaceVariantSettings)
{
    int size = fontDescription.computedPixelSize();
    FontOrientation orientation = fontDescription.orientation();
    FontWidthVariant widthVariant = fontDescription.widthVariant();
    RetainPtr<CTFontRef> font = adoptCF(CTFontCreateWithFontDescriptor(m_fontDescriptor.get(), size, nullptr));
    font = preparePlatformFont(font.get(), fontDescription.textRenderingMode(), &fontFaceFeatures, &fontFaceVariantSettings, fontDescription.featureSettings(), fontDescription.variantSettings());
    return FontPlatformData(font.get(), size, bold, italic, orientation, widthVariant, fontDescription.textRenderingMode());
}
开发者ID:josedealcala，项目名称:webkit，代码行数:9，代码来源:FontCustomPlatformData.cpp


示例16: OS

FontPlatformData FontCustomPlatformData::fontPlatformData(int size, bool bold, bool italic, FontOrientation orientation,
                                                          TextOrientation textOrientation, FontWidthVariant, FontRenderingMode mode)
{
#if OS(WINDOWS)
    ASSERT(m_fontReference);

    LOGFONT logFont;
    // m_name comes from createUniqueFontName, which, in turn, gets
    // it from base64-encoded uuid (128-bit). So, m_name
    // can never be longer than LF_FACESIZE (32).
    if (m_name.length() + 1 >= LF_FACESIZE) {
        ASSERT_NOT_REACHED();
        return FontPlatformData();
    }
    memcpy(logFont.lfFaceName, m_name.charactersWithNullTermination(),
           sizeof(logFont.lfFaceName[0]) * (1 + m_name.length()));

    // FIXME: almost identical to FillLogFont in FontCacheWin.cpp.
    // Need to refactor. 
    logFont.lfHeight = -size;
    logFont.lfWidth = 0;
    logFont.lfEscapement = 0;
    logFont.lfOrientation = 0;
    logFont.lfUnderline = false;
    logFont.lfStrikeOut = false;
    logFont.lfCharSet = DEFAULT_CHARSET;
    logFont.lfOutPrecision = OUT_TT_ONLY_PRECIS;
    logFont.lfQuality = PlatformSupport::layoutTestMode() ?
                        NONANTIALIASED_QUALITY :
                        DEFAULT_QUALITY; // Honor user's desktop settings.
    logFont.lfPitchAndFamily = DEFAULT_PITCH | FF_DONTCARE;
    logFont.lfItalic = italic;
    logFont.lfWeight = bold ? FW_BOLD : FW_DONTCARE;

    HFONT hfont = CreateFontIndirect(&logFont);
    return FontPlatformData(hfont, size);
#elif OS(UNIX) || PLATFORM(BREWMP)
    ASSERT(m_fontReference);
    return FontPlatformData(m_fontReference, "", size, bold && !m_fontReference->isBold(), italic && !m_fontReference->isItalic(), orientation, textOrientation);
#else
    notImplemented();
    return FontPlatformData();
#endif
}
开发者ID:Xertz，项目名称:EAWebKit，代码行数:44，代码来源:FontCustomPlatformData.cpp


示例17: m_platformData

SimpleFontData::SimpleFontData(PassOwnPtr<SVGFontData> svgFontData, int size, bool syntheticBold, bool syntheticItalic)
    : m_platformData(FontPlatformData(size, syntheticBold, syntheticItalic))
    , m_treatAsFixedPitch(false)
    , m_svgFontData(svgFontData)
    , m_isCustomFont(true)
    , m_isLoading(false)
    , m_isTextOrientationFallback(false)
    , m_isBrokenIdeographFallback(false)
    , m_hasVerticalGlyphs(false)
{
    SVGFontFaceElement* svgFontFaceElement = m_svgFontData->svgFontFaceElement();
    unsigned unitsPerEm = svgFontFaceElement->unitsPerEm();

    float scale = size;
    if (unitsPerEm)
        scale /= unitsPerEm;

    float xHeight = svgFontFaceElement->xHeight() * scale;
    float ascent = svgFontFaceElement->ascent() * scale;
    float descent = svgFontFaceElement->descent() * scale;
    float lineGap = 0.1f * size;

    SVGFontElement* associatedFontElement = svgFontFaceElement->associatedFontElement();
    if (!xHeight) {    
        // Fallback if x_heightAttr is not specified for the font element.
        Vector<SVGGlyphIdentifier> letterXGlyphs;
        associatedFontElement->getGlyphIdentifiersForString(String("x", 1), letterXGlyphs);
        xHeight = letterXGlyphs.isEmpty() ? 2 * ascent / 3 : letterXGlyphs.first().horizontalAdvanceX * scale;
    }

    m_fontMetrics.setUnitsPerEm(unitsPerEm);
    m_fontMetrics.setAscent(ascent);
    m_fontMetrics.setDescent(descent);
    m_fontMetrics.setLineGap(lineGap);
    m_fontMetrics.setLineSpacing(roundf(ascent) + roundf(descent) + roundf(lineGap));
    m_fontMetrics.setXHeight(xHeight);

    Vector<SVGGlyphIdentifier> spaceGlyphs;
    associatedFontElement->getGlyphIdentifiersForString(String(" ", 1), spaceGlyphs);
    m_spaceWidth = spaceGlyphs.isEmpty() ? xHeight : spaceGlyphs.first().horizontalAdvanceX * scale;

    Vector<SVGGlyphIdentifier> numeralZeroGlyphs;
    associatedFontElement->getGlyphIdentifiersForString(String("0", 1), numeralZeroGlyphs);
    m_avgCharWidth = numeralZeroGlyphs.isEmpty() ? m_spaceWidth : numeralZeroGlyphs.first().horizontalAdvanceX * scale;

    Vector<SVGGlyphIdentifier> letterWGlyphs;
    associatedFontElement->getGlyphIdentifiersForString(String("W", 1), letterWGlyphs);
    m_maxCharWidth = letterWGlyphs.isEmpty() ? ascent : letterWGlyphs.first().horizontalAdvanceX * scale;

    // FIXME: is there a way we can get the space glyph from the SVGGlyphIdentifier above?
    m_spaceGlyph = 0;
    m_zeroWidthSpaceGlyph = 0;
    determinePitch();
    m_missingGlyphData.fontData = this;
    m_missingGlyphData.glyph = 0;
}
开发者ID:0omega，项目名称:platform_external_webkit，代码行数:56，代码来源:SimpleFontData.cpp


示例18: ASSERT

FontPlatformData FontCustomPlatformData::fontPlatformData(
    float size,
    bool bold,
    bool italic,
    FontOrientation orientation,
    FontWidthVariant) {
  ASSERT(m_typeface);
  return FontPlatformData(m_typeface, "", size, bold && !m_typeface->isBold(),
                          italic && !m_typeface->isItalic(), orientation);
}
开发者ID:HansMuller，项目名称:engine，代码行数:10，代码来源:FontCustomPlatformDataSkia.cpp


示例19: m_platformData

SimpleFontData::SimpleFontData(PassRefPtr<CustomFontData> customData,
                               float fontSize,
                               bool syntheticBold,
                               bool syntheticItalic)
    : m_platformData(
          FontPlatformData(fontSize, syntheticBold, syntheticItalic)),
      m_isTextOrientationFallback(false),
      m_verticalData(nullptr),
      m_hasVerticalGlyphs(false),
      m_customFontData(customData) {}
开发者ID:mirror，项目名称:chromium，代码行数:10，代码来源:SimpleFontData.cpp


示例20: FontPlatformData

FontPlatformData FontCustomPlatformData::fontPlatformData(int size, bool bold, bool italic, FontOrientation, TextOrientation, FontWidthVariant, FontRenderingMode)
{
    QFont font;
    font.setFamily(QFontDatabase::applicationFontFamilies(m_handle)[0]);
    font.setPixelSize(size);
    if (bold)
        font.setWeight(QFont::Bold);
    font.setItalic(italic);

    return FontPlatformData(font);
}
开发者ID:manduva，项目名称:phantomjs，代码行数:11，代码来源:FontCustomPlatformDataQt.cpp



注：本文中的FontPlatformData函数示例由纯净天空整理自Github/MSDocs等源码及文档管理平台，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。

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