e54a23fcfa
This moves the state management logic into non-virtual SkCanvas methods, and turns the virtuals into protected notifiers. R=reed@google.com, robertphillips@google.com Author: fmalita@chromium.org Review URL: https://codereview.chromium.org/194713008 git-svn-id: http://skia.googlecode.com/svn/trunk@13776 2bbb7eff-a529-9590-31e7-b0007b416f81
86 lines
3.8 KiB
C++
86 lines
3.8 KiB
C++
/*
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* Copyright 2013 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 SkLuaCanvas_DEFINED
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#define SkLuaCanvas_DEFINED
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#include "SkCanvas.h"
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#include "SkString.h"
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struct lua_State;
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class SkLuaCanvas : public SkCanvas {
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public:
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void pushThis();
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SkLuaCanvas(int width, int height, lua_State*, const char function[]);
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virtual ~SkLuaCanvas();
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virtual bool translate(SkScalar dx, SkScalar dy) SK_OVERRIDE;
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virtual bool scale(SkScalar sx, SkScalar sy) SK_OVERRIDE;
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virtual bool rotate(SkScalar degrees) SK_OVERRIDE;
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virtual bool skew(SkScalar sx, SkScalar sy) SK_OVERRIDE;
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virtual bool concat(const SkMatrix& matrix) SK_OVERRIDE;
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virtual void setMatrix(const SkMatrix& matrix) SK_OVERRIDE;
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virtual void drawPaint(const SkPaint& paint) SK_OVERRIDE;
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virtual void drawPoints(PointMode mode, size_t count, const SkPoint pts[],
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const SkPaint& paint) SK_OVERRIDE;
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virtual void drawOval(const SkRect&, const SkPaint& paint) SK_OVERRIDE;
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virtual void drawRect(const SkRect&, const SkPaint& paint) SK_OVERRIDE;
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virtual void drawRRect(const SkRRect&, const SkPaint& paint) SK_OVERRIDE;
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virtual void drawPath(const SkPath& path, const SkPaint& paint) SK_OVERRIDE;
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virtual void drawBitmap(const SkBitmap& bitmap, SkScalar left, SkScalar top,
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const SkPaint* paint) SK_OVERRIDE;
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virtual void drawBitmapRectToRect(const SkBitmap& bitmap, const SkRect* src,
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const SkRect& dst, const SkPaint* paint,
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DrawBitmapRectFlags flags) SK_OVERRIDE;
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virtual void drawBitmapMatrix(const SkBitmap& bitmap, const SkMatrix& m,
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const SkPaint* paint) SK_OVERRIDE;
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virtual void drawSprite(const SkBitmap& bitmap, int left, int top,
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const SkPaint* paint) SK_OVERRIDE;
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virtual void drawText(const void* text, size_t byteLength, SkScalar x,
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SkScalar y, const SkPaint& paint) SK_OVERRIDE;
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virtual void drawPosText(const void* text, size_t byteLength,
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const SkPoint pos[], const SkPaint& paint) SK_OVERRIDE;
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virtual void drawPosTextH(const void* text, size_t byteLength,
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const SkScalar xpos[], SkScalar constY,
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const SkPaint& paint) SK_OVERRIDE;
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virtual void drawTextOnPath(const void* text, size_t byteLength,
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const SkPath& path, const SkMatrix* matrix,
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const SkPaint& paint) SK_OVERRIDE;
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virtual void drawPicture(SkPicture&) SK_OVERRIDE;
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virtual void drawVertices(VertexMode vmode, int vertexCount,
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const SkPoint vertices[], const SkPoint texs[],
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const SkColor colors[], SkXfermode* xmode,
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const uint16_t indices[], int indexCount,
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const SkPaint& paint) SK_OVERRIDE;
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virtual void drawData(const void* data, size_t length) SK_OVERRIDE;
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protected:
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virtual void willSave(SaveFlags) SK_OVERRIDE;
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virtual SaveLayerStrategy willSaveLayer(const SkRect*, const SkPaint*, SaveFlags) SK_OVERRIDE;
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virtual void willRestore() SK_OVERRIDE;
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virtual void onDrawDRRect(const SkRRect&, const SkRRect&, const SkPaint&) SK_OVERRIDE;
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virtual void onClipRect(const SkRect&, SkRegion::Op, ClipEdgeStyle) SK_OVERRIDE;
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virtual void onClipRRect(const SkRRect&, SkRegion::Op, ClipEdgeStyle) SK_OVERRIDE;
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virtual void onClipPath(const SkPath&, SkRegion::Op, ClipEdgeStyle) SK_OVERRIDE;
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virtual void onClipRegion(const SkRegion&, SkRegion::Op) SK_OVERRIDE;
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private:
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lua_State* fL;
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SkString fFunc;
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void sendverb(const char verb[]);
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typedef SkCanvas INHERITED;
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};
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#endif
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