85 lines
2.9 KiB
C
85 lines
2.9 KiB
C
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/*
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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_BaseContext_DEFINED
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#define SkV8Example_BaseContext_DEFINED
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#include <v8.h>
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#include "SkPaint.h"
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using namespace v8;
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class SkCanvas;
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class Global;
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// BaseContext contains common functionality for both JsContext
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// and DisplayList.
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class BaseContext {
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public:
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BaseContext(Global* global)
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: fGlobal(global)
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{
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fFillStyle.setColor(SK_ColorBLACK);
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fFillStyle.setAntiAlias(true);
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fFillStyle.setStyle(SkPaint::kFill_Style);
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fStrokeStyle.setColor(SK_ColorBLACK);
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fStrokeStyle.setAntiAlias(true);
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fStrokeStyle.setStyle(SkPaint::kStroke_Style);
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}
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virtual ~BaseContext() {}
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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 BaseContext implements to the ObjectTemplate.
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void addAttributesAndMethods(Handle<ObjectTemplate> tmpl);
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protected:
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// Get the pointer out of obj.
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static BaseContext* Unwrap(Handle<Object> obj);
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Global* fGlobal;
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SkPaint fFillStyle;
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SkPaint fStrokeStyle;
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private:
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static void GetStyle(Local<String> name,
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const PropertyCallbackInfo<Value>& info,
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const SkPaint& style);
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static void SetStyle(Local<String> name, Local<Value> value,
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const PropertyCallbackInfo<void>& info,
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SkPaint& style);
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// JS Attributes
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static void GetFillStyle(Local<String> name,
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const PropertyCallbackInfo<Value>& info);
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static void SetFillStyle(Local<String> name, Local<Value> value,
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const PropertyCallbackInfo<void>& info);
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static void GetStrokeStyle(Local<String> name,
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const PropertyCallbackInfo<Value>& info);
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static void SetStrokeStyle(Local<String> name, Local<Value> value,
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const PropertyCallbackInfo<void>& info);
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static void GetWidth(Local<String> name,
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const PropertyCallbackInfo<Value>& info);
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static void GetHeight(Local<String> name,
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const PropertyCallbackInfo<Value>& info);
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// JS Methods
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static void FillRect(const v8::FunctionCallbackInfo<Value>& args);
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static void Stroke(const v8::FunctionCallbackInfo<Value>& args);
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static void Fill(const v8::FunctionCallbackInfo<Value>& args);
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static void Rotate(const v8::FunctionCallbackInfo<Value>& args);
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static void Save(const v8::FunctionCallbackInfo<Value>& args);
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static void Restore(const v8::FunctionCallbackInfo<Value>& args);
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static void Translate(const v8::FunctionCallbackInfo<Value>& args);
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static void ResetTransform(const v8::FunctionCallbackInfo<Value>& args);
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};
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#endif
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