57 lines
1.7 KiB
C++
57 lines
1.7 KiB
C++
/*
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* Copyright 2014 Google Inc.
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*
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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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*/
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#ifndef SkV8Example_DrawingMethods_DEFINED
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#define SkV8Example_DrawingMethods_DEFINED
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#include <v8.h>
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class SkCanvas;
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class Global;
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// DrawingMethods contains common functionality for both Context, Image2Builder,
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// and DisplayListBuiler.
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class DrawingMethods {
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public:
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DrawingMethods(Global* global)
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: fGlobal(global)
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{}
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virtual ~DrawingMethods() {}
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// Retrieve the SkCanvas to draw on. May return NULL.
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virtual SkCanvas* getCanvas() = 0;
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// Add the Javascript attributes and methods that DrawingMethods
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// implements to the ObjectTemplate.
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void addAttributesAndMethods(v8::Handle<v8::ObjectTemplate> tmpl);
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protected:
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// Get the pointer out of obj.
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static DrawingMethods* Unwrap(v8::Handle<v8::Object> obj);
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Global* fGlobal;
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private:
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// JS Attributes
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static void GetWidth(v8::Local<v8::String> name,
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const v8::PropertyCallbackInfo<v8::Value>& info);
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static void GetHeight(v8::Local<v8::String> name,
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const v8::PropertyCallbackInfo<v8::Value>& info);
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// JS Methods
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static void Save(const v8::FunctionCallbackInfo<v8::Value>& args);
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static void Restore(const v8::FunctionCallbackInfo<v8::Value>& args);
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static void Rotate(const v8::FunctionCallbackInfo<v8::Value>& args);
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static void Translate(const v8::FunctionCallbackInfo<v8::Value>& args);
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static void ResetTransform(const v8::FunctionCallbackInfo<v8::Value>& args);
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static void DrawPath(const v8::FunctionCallbackInfo<v8::Value>& args);
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};
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#endif
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