include/graphics/SkJS.h

/* include/graphics/SkJS.h
**
** Copyright 2006, Google Inc.
**
** Licensed under the Apache License, Version 2.0 (the "License"); 
** you may not use this file except in compliance with the License. 
** You may obtain a copy of the License at 
**
**     http://www.apache.org/licenses/LICENSE-2.0 
**
** Unless required by applicable law or agreed to in writing, software 
** distributed under the License is distributed on an "AS IS" BASIS, 
** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 
** See the License for the specific language governing permissions and 
** limitations under the License.
*/

#include "SkTypes.h"
#include "SkWindow.h"

extern "C" {
    typedef long JSWord;
    typedef JSWord jsword;
    typedef jsword  jsval;
    typedef struct JSRuntime JSRuntime;
    typedef struct JSContext JSContext;
    typedef struct JSObject JSObject;
}

class SkString;

class SkJS : public SkOSWindow {
public:
    SkJS(void* hwnd);
    ~SkJS();
    SkBool EvaluateScript(const char* script, jsval* rVal);
    SkBool ValueToString(jsval value, SkString* string);
#ifdef SK_DEBUG
    static void Test(void* hwnd);
#endif
protected:
    void InitializeDisplayables(const SkBitmap& , JSContext *, JSObject *, JSObject *);
    void DisposeDisplayables();
    JSRuntime *fRuntime;
    JSContext *fContext;
    JSObject *fGlobal;
};