sdl/PlatformCanvas.h

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//* -*- mode:C++; tab-width:4; c-basic-offset:4; indent-tabs-mode:nil -*- */
//    Name:       src/platforms/sdl/PlatformCanvas.h
//    Purpose:    Contains platform-specific interface for a 'canvas'
//    Author:     Shane T. Mueller, Ph.D.
//    Copyright:  (c) 2010 Shane T. Mueller <smueller@obereed.net>
//    License:    GPL 2
//
//
//
//     This file is part of the PEBL project.
//
//    PEBL is free software; you can redistribute it and/or modify
//    it under the terms of the GNU General Public License as published by
//    the Free Software Foundation; either version 2 of the License, or
//    (at your option) any later version.
//
//    PEBL is distributed in the hope that it will be useful,
//    but WITHOUT ANY WARRANTY; without even the implied warranty of
//    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
//    GNU General Public License for more details.
//
//    You should have received a copy of the GNU General Public License
//    along with PEBL; if not, write to the Free Software
//    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
#ifndef __PLATFORMCANVAS_H__
#define __PLATFORMCANVAS_H__
 
#include "PlatformWidget.h"
#include "../../objects/PCanvas.h"
#include "SDL.h"
#include "../../utility/rc_ptrs.h"
#include "../../base/PEBLObject.h"
 
#include <vector>
 
 
 
class PlatformCanvas: virtual  public PlatformWidget, virtual public PCanvas
{
public:
 
    PlatformCanvas(int width, int height, Variant bg);
    PlatformCanvas(int width, int height);
 
    PlatformCanvas(const PlatformCanvas & canv);
 
    virtual ~PlatformCanvas();
 
 
    virtual bool SetProperty(std::string, Variant v);
    //These need to be overridden because the text needs to be re-rendered when they are called.
 
    virtual bool Reset();
    virtual std::string ObjectName()const{return "PlatformCanvas";} ;
    virtual bool Draw();
    virtual void SetWidth(pInt h);
    virtual void SetHeight(pInt h);
 
    virtual void SetZoomX(double h);
    virtual void SetZoomY(double h);
 
protected:
 
    virtual std::ostream & SendToStream(std::ostream& out) const;
 
 
private:
 
    //unstretched canvas size:
 
    int mCanvasWidth;
    int mCanvasHeight;
    Uint32 * mPixels;
 
};
 
 
 
#endif