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/*
* Copyright 2014 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef SkRecorder_DEFINED
#define SkRecorder_DEFINED
#include "include/core/SkCanvasVirtualEnforcer.h"
#include "include/core/SkColor.h"
#include "include/core/SkM44.h"
#include "include/core/SkRefCnt.h"
#include "include/core/SkSamplingOptions.h"
#include "include/core/SkScalar.h"
#include "include/private/base/SkNoncopyable.h"
#include "include/private/base/SkTDArray.h"
#include "include/utils/SkNoDrawCanvas.h"
#include "src/core/SkBigPicture.h"
#include <cstddef>
#include <memory>
#include <utility>
class SkBlender;
class SkData;
class SkDrawable;
class SkImage;
class SkMatrix;
class SkMesh;
class SkPaint;
class SkPath;
class SkPicture;
class SkRRect;
class SkRecord;
class SkRegion;
class SkShader;
class SkSurface;
class SkSurfaceProps;
class SkTextBlob;
class SkVertices;
enum class SkBlendMode;
enum class SkClipOp;
struct SkDrawShadowRec;
struct SkImageInfo;
struct SkPoint;
struct SkRSXform;
struct SkRect;
namespace sktext {
class GlyphRunList;
namespace gpu { class Slug; }
}
class SkDrawableList : SkNoncopyable {
public:
SkDrawableList() {}
~SkDrawableList();
int count() const { return fArray.size(); }
SkDrawable* const* begin() const { return fArray.begin(); }
SkDrawable* const* end() const { return fArray.end(); }
void append(SkDrawable* drawable);
// Return a new or ref'd array of pictures that were snapped from our drawables.
SkBigPicture::SnapshotArray* newDrawableSnapshot();
private:
SkTDArray<SkDrawable*> fArray;
};
// SkRecorder provides an SkCanvas interface for recording into an SkRecord.
class SkRecorder final : public SkCanvasVirtualEnforcer<SkNoDrawCanvas> {
public:
// Does not take ownership of the SkRecord.
SkRecorder(SkRecord*, int width, int height); // TODO: remove
SkRecorder(SkRecord*, const SkRect& bounds);
void reset(SkRecord*, const SkRect& bounds);
size_t approxBytesUsedBySubPictures() const { return fApproxBytesUsedBySubPictures; }
SkDrawableList* getDrawableList() const { return fDrawableList.get(); }
std::unique_ptr<SkDrawableList> detachDrawableList() { return std::move(fDrawableList); }
// Make SkRecorder forget entirely about its SkRecord*; all calls to SkRecorder will fail.
void forgetRecord();
void onFlush() override;
void willSave() override;
SaveLayerStrategy getSaveLayerStrategy(const SaveLayerRec&) override;
bool onDoSaveBehind(const SkRect*) override;
void willRestore() override {}
void didRestore() override;
void didConcat44(const SkM44&) override;
void didSetM44(const SkM44&) override;
void didScale(SkScalar, SkScalar) override;
void didTranslate(SkScalar, SkScalar) override;
void onDrawDRRect(const SkRRect&, const SkRRect&, const SkPaint&) override;
void onDrawDrawable(SkDrawable*, const SkMatrix*) override;
void onDrawTextBlob(const SkTextBlob* blob,
SkScalar x,
SkScalar y,
const SkPaint& paint) override;
#if defined(SK_GANESH)
void onDrawSlug(const sktext::gpu::Slug* slug) override;
#endif
void onDrawGlyphRunList(
const sktext::GlyphRunList& glyphRunList, const SkPaint& paint) override;
void onDrawPatch(const SkPoint cubics[12], const SkColor colors[4],
const SkPoint texCoords[4], SkBlendMode,
const SkPaint& paint) override;
void onDrawPaint(const SkPaint&) override;
void onDrawBehind(const SkPaint&) override;
void onDrawPoints(PointMode, size_t count, const SkPoint pts[], const SkPaint&) override;
void onDrawRect(const SkRect&, const SkPaint&) override;
void onDrawRegion(const SkRegion&, const SkPaint&) override;
void onDrawOval(const SkRect&, const SkPaint&) override;
void onDrawArc(const SkRect&, SkScalar, SkScalar, bool, const SkPaint&) override;
void onDrawRRect(const SkRRect&, const SkPaint&) override;
void onDrawPath(const SkPath&, const SkPaint&) override;
void onDrawImage2(const SkImage*, SkScalar, SkScalar, const SkSamplingOptions&,
const SkPaint*) override;
void onDrawImageRect2(const SkImage*, const SkRect&, const SkRect&, const SkSamplingOptions&,
const SkPaint*, SrcRectConstraint) override;
void onDrawImageLattice2(const SkImage*, const Lattice&, const SkRect&, SkFilterMode,
const SkPaint*) override;
void onDrawAtlas2(const SkImage*, const SkRSXform[], const SkRect[], const SkColor[], int,
SkBlendMode, const SkSamplingOptions&, const SkRect*, const SkPaint*) override;
void onDrawVerticesObject(const SkVertices*, SkBlendMode, const SkPaint&) override;
#ifdef SK_ENABLE_SKSL
void onDrawMesh(const SkMesh&, sk_sp<SkBlender>, const SkPaint&) override;
#endif
void onDrawShadowRec(const SkPath&, const SkDrawShadowRec&) override;
void onClipRect(const SkRect& rect, SkClipOp, ClipEdgeStyle) override;
void onClipRRect(const SkRRect& rrect, SkClipOp, ClipEdgeStyle) override;
void onClipPath(const SkPath& path, SkClipOp, ClipEdgeStyle) override;
void onClipShader(sk_sp<SkShader>, SkClipOp) override;
void onClipRegion(const SkRegion& deviceRgn, SkClipOp) override;
void onResetClip() override;
void onDrawPicture(const SkPicture*, const SkMatrix*, const SkPaint*) override;
void onDrawAnnotation(const SkRect&, const char[], SkData*) override;
void onDrawEdgeAAQuad(const SkRect&, const SkPoint[4], QuadAAFlags, const SkColor4f&,
SkBlendMode) override;
void onDrawEdgeAAImageSet2(const ImageSetEntry[], int count, const SkPoint[], const SkMatrix[],
const SkSamplingOptions&, const SkPaint*,
SrcRectConstraint) override;
sk_sp<SkSurface> onNewSurface(const SkImageInfo&, const SkSurfaceProps&) override;
private:
template <typename T>
T* copy(const T*);
template <typename T>
T* copy(const T[], size_t count);
template<typename T, typename... Args>
void append(Args&&...);
size_t fApproxBytesUsedBySubPictures;
SkRecord* fRecord;
std::unique_ptr<SkDrawableList> fDrawableList;
};
#endif//SkRecorder_DEFINED