base_surface.h

/* ScummVM - Graphic Adventure Engine
 *
 * ScummVM is the legal property of its developers, whose names
 * are too numerous to list here. Please refer to the COPYRIGHT
 * file distributed with this source distribution.
 *
 * This program 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 3 of the License, or
 * (at your option) any later version.
 *
 * This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 */
 
/*
 * This file is based on WME Lite.
 * http://dead-code.org/redir.php?target=wmelite
 * Copyright (c) 2011 Jan Nedoma
 */
 
#ifndef WINTERMUTE_BASE_SURFACE_H
#define WINTERMUTE_BASE_SURFACE_H
 
#include "engines/wintermute/base/base.h"
#include "graphics/surface.h"
#include "graphics/transform_struct.h"
 
namespace Wintermute {
 
class BaseSurface : public BaseClass {
public:
    virtual bool invalidate();
    virtual bool prepareToDraw();
    bool _ckDefault;
    byte _ckRed;
    byte _ckGreen;
    byte _ckBlue;
 
    uint32 _lastUsedTime;
    bool _valid;
    int32 _lifeTime;
    bool _keepLoaded;
 
    BaseSurface(BaseGame *inGame);
    ~BaseSurface() override;
 
    virtual bool displayHalfTrans(int x, int y, Common::Rect32 rect);
    virtual bool isTransparentAt(int x, int y);
    virtual bool displayTransRotate(int x, int y, float rotate, int32 hotspotX, int32 hotspotY, Common::Rect32 rect, float zoomX, float zoomY, uint32 alpha = 0xFFFFFFFF, Graphics::TSpriteBlendMode blendMode = Graphics::BLEND_NORMAL, bool mirrorX = false, bool mirrorY = false) = 0;
    virtual bool displayTransZoom(int x, int y, Common::Rect32 rect, float zoomX, float zoomY, uint32 alpha = 0xFFFFFFFF, Graphics::TSpriteBlendMode blendMode = Graphics::BLEND_NORMAL, bool mirrorX = false, bool mirrorY = false) = 0;
    virtual bool displayTrans(int x, int y, Common::Rect32 rect, uint32 alpha = 0xFFFFFFFF, Graphics::TSpriteBlendMode blendMode = Graphics::BLEND_NORMAL, bool mirrorX = false, bool mirrorY = false, int offsetX = 0, int offsetY = 0) = 0;
    virtual bool display(int x, int y, Common::Rect32 rect, Graphics::TSpriteBlendMode blendMode = Graphics::BLEND_NORMAL, bool mirrorX = false, bool mirrorY = false) = 0;
    virtual bool displayTiled(int x, int y, Common::Rect32 rect, int numTimesX, int numTimesY) = 0;
    virtual bool restore();
    virtual bool create(const char *filename, bool texture2D, bool defaultCK, byte ckRed, byte ckGreen, byte ckBlue, int lifeTime = -1, bool keepLoaded = false) = 0;
    virtual bool create(int width, int height);
    virtual bool setAlphaImage(const char *filename) {
        return STATUS_FAILED;
    }
    virtual bool putSurface(const Graphics::Surface &surface, bool hasAlpha = false) {
        return STATUS_FAILED;
    }
    virtual bool startPixelOp() = 0;
    virtual bool endPixelOp() = 0;
    virtual bool putPixel(int x, int y, byte r, byte g, byte b, byte a) = 0;
    virtual bool getPixel(int x, int y, byte *r, byte *g, byte *b, byte *a = nullptr) const = 0;
    virtual bool isTransparentAtLite(int x, int y) const = 0;
    void setFilename(const char *filename);
    void setSize(int width, int height);
 
    int _referenceCount;
    char *_filename;
 
    virtual int getWidth() {
        return _width;
    }
    virtual int getHeight() {
        return _height;
    }
    //void SetWidth(int Width) { _width = Width;    }
    //void SetHeight(int Height){ _height = Height; }
protected:
 
    int32 _height;
    int32 _width;
 
};
 
} // End of namespace Wintermute
 
#endif