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/*
* Copyright 2020 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef SkVerticesPriv_DEFINED
#define SkVerticesPriv_DEFINED
#include "include/core/SkVertices.h"
class SkReadBuffer;
class SkWriteBuffer;
struct SkVertices_DeprecatedBone { float values[6]; };
/** Class that adds methods to SkVertices that are only intended for use internal to Skia.
This class is purely a privileged window into SkVertices. It should never have additional
data members or virtual methods. */
class SkVerticesPriv {
public:
SkVertices::VertexMode mode() const { return fVertices->fMode; }
bool hasColors() const { return SkToBool(fVertices->fColors); }
bool hasTexCoords() const { return SkToBool(fVertices->fTexs); }
bool hasIndices() const { return SkToBool(fVertices->fIndices); }
int vertexCount() const { return fVertices->fVertexCount; }
int indexCount() const { return fVertices->fIndexCount; }
const SkPoint* positions() const { return fVertices->fPositions; }
const SkPoint* texCoords() const { return fVertices->fTexs; }
const SkColor* colors() const { return fVertices->fColors; }
const uint16_t* indices() const { return fVertices->fIndices; }
// Never called due to RVO in priv(), but must exist for MSVC 2017.
SkVerticesPriv(const SkVerticesPriv&) = default;
void encode(SkWriteBuffer&) const;
static sk_sp<SkVertices> Decode(SkReadBuffer&);
private:
explicit SkVerticesPriv(SkVertices* vertices) : fVertices(vertices) {}
SkVerticesPriv& operator=(const SkVerticesPriv&) = delete;
// No taking addresses of this type
const SkVerticesPriv* operator&() const = delete;
SkVerticesPriv* operator&() = delete;
SkVertices* fVertices;
friend class SkVertices; // to construct this type
};
inline SkVerticesPriv SkVertices::priv() { return SkVerticesPriv(this); }
inline const SkVerticesPriv SkVertices::priv() const { // NOLINT(readability-const-return-type)
return SkVerticesPriv(const_cast<SkVertices*>(this));
}
#endif
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