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77 lines
3.3 KiB
C++
77 lines
3.3 KiB
C++
/*
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* Copyright (c) 2006, 2007, 2008, Google Inc. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following disclaimer
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* in the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name of Google Inc. nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "flutter/sky/engine/platform/fonts/FontPlatformData.h"
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#include "third_party/skia/include/core/SkTypeface.h"
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namespace blink {
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void FontPlatformData::setupPaint(SkPaint* paint,
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GraphicsContext* context) const {
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bool shouldSmoothFonts = true;
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bool shouldAntialias = true;
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bool useSubpixelText = true;
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paint->setAntiAlias(shouldAntialias);
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paint->setEmbeddedBitmapText(false);
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const float ts = m_textSize >= 0 ? m_textSize : 12;
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paint->setTextSize(SkFloatToScalar(ts));
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paint->setTypeface(m_typeface);
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paint->setFakeBoldText(m_syntheticBold);
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paint->setTextSkewX(m_syntheticItalic ? -SK_Scalar1 / 4 : 0);
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paint->setAutohinted(false); // freetype specific
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paint->setLCDRenderText(shouldSmoothFonts);
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paint->setSubpixelText(useSubpixelText);
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paint->setHinting(SkPaint::kNo_Hinting);
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}
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void FontPlatformData::querySystemForRenderStyle(
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bool useSkiaSubpixelPositioning) {
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if (!m_style.useHinting)
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m_style.hintStyle = SkPaint::kNo_Hinting;
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else if (m_style.useHinting == FontRenderStyle::NoPreference)
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m_style.hintStyle = SkPaint::kNormal_Hinting;
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if (m_style.useBitmaps == FontRenderStyle::NoPreference)
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m_style.useBitmaps = true;
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if (m_style.useAutoHint == FontRenderStyle::NoPreference)
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m_style.useAutoHint = true;
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if (m_style.useAntiAlias == FontRenderStyle::NoPreference)
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m_style.useAntiAlias = true;
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if (m_style.useSubpixelRendering == FontRenderStyle::NoPreference)
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m_style.useSubpixelRendering = false;
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if (m_style.useSubpixelPositioning == FontRenderStyle::NoPreference)
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m_style.useSubpixelPositioning = useSkiaSubpixelPositioning;
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}
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bool FontPlatformData::defaultUseSubpixelPositioning() {
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return false;
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}
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} // namespace blink
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