shape.h

来自「series60 应用程序开发的源代码 series60 应用程序开发的源代码」· C头文件 代码 · 共 49 行

#ifndef __SHAPE_H__
#define __SHAPE_H__

//INCLUDES

//System Includes
#include <e32std.h>
#include <w32std.h>

namespace NShapes 
{
    enum TShapeType
    {
        KRectangle = 1,
        KCircle
    };

    /**
    *
    * @class    TShape Shape.h 
    * @brief    This is the abstract base class that defines the
    * functions that all concrete shape classes require.
    *
    * Copyright (c) EMCC Software Ltd 2003
    * @version    1.0 
    */
    class TShape 
    {
    public:
        IMPORT_C TShape (TShapeType aShapeType, const TPoint& aOrigin);
        virtual void Draw(CWindowGc& aActiveGraphicsContext) const = 0;
        virtual TRect GetRect() const = 0;
        IMPORT_C static TShapeType ReadShapeTypeL(RReadStream& aStream);
        IMPORT_C virtual void ExternalizeL(RWriteStream& aStream) const;
        IMPORT_C virtual void InternalizeL(RReadStream& aStream);
        IMPORT_C virtual TShapeType ShapeType() = 0;
        IMPORT_C virtual TInt StorageSize() const;
        IMPORT_C TPoint Coordinates(); 

    protected:
        const TShapeType iShapeType;
        TPoint iOrigin;
    };
}

#endif    //    __SHAPE_H__

// End of File