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