/*
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* Copyright 2012 Google Inc.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#ifndef SkFontDescriptor_DEFINED
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#define SkFontDescriptor_DEFINED
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#include "SkFixed.h"
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#include "SkStream.h"
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#include "SkString.h"
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#include "SkTypeface.h"
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class SkFontData {
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public:
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/** Makes a copy of the data in 'axis'. */
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SkFontData(std::unique_ptr<SkStreamAsset> stream, int index, const SkFixed axis[],int axisCount)
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: fStream(std::move(stream)), fIndex(index), fAxisCount(axisCount), fAxis(axisCount)
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{
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for (int i = 0; i < axisCount; ++i) {
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fAxis[i] = axis[i];
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}
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}
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SkFontData(const SkFontData& that)
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: fStream(that.fStream->duplicate())
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, fIndex(that.fIndex)
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, fAxisCount(that.fAxisCount)
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, fAxis(fAxisCount)
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{
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for (int i = 0; i < fAxisCount; ++i) {
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fAxis[i] = that.fAxis[i];
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}
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}
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bool hasStream() const { return fStream.get() != nullptr; }
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std::unique_ptr<SkStreamAsset> detachStream() { return std::move(fStream); }
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SkStreamAsset* getStream() { return fStream.get(); }
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SkStreamAsset const* getStream() const { return fStream.get(); }
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int getIndex() const { return fIndex; }
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int getAxisCount() const { return fAxisCount; }
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const SkFixed* getAxis() const { return fAxis.get(); }
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private:
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std::unique_ptr<SkStreamAsset> fStream;
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int fIndex;
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int fAxisCount;
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SkAutoSTMalloc<4, SkFixed> fAxis;
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};
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class SkFontDescriptor : SkNoncopyable {
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public:
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SkFontDescriptor();
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// Does not affect ownership of SkStream.
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static bool Deserialize(SkStream*, SkFontDescriptor* result);
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void serialize(SkWStream*) const;
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SkFontStyle getStyle() const { return fStyle; }
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void setStyle(SkFontStyle style) { fStyle = style; }
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const char* getFamilyName() const { return fFamilyName.c_str(); }
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const char* getFullName() const { return fFullName.c_str(); }
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const char* getPostscriptName() const { return fPostscriptName.c_str(); }
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bool hasFontData() const { return fFontData.get() != nullptr; }
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std::unique_ptr<SkFontData> detachFontData() { return std::move(fFontData); }
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void setFamilyName(const char* name) { fFamilyName.set(name); }
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void setFullName(const char* name) { fFullName.set(name); }
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void setPostscriptName(const char* name) { fPostscriptName.set(name); }
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/** Set the font data only if it is necessary for serialization. */
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void setFontData(std::unique_ptr<SkFontData> data) { fFontData = std::move(data); }
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private:
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SkString fFamilyName;
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SkString fFullName;
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SkString fPostscriptName;
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std::unique_ptr<SkFontData> fFontData;
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SkFontStyle fStyle;
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};
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#endif // SkFontDescriptor_DEFINED
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