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/* 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/>.
*
*/
#ifndef STARK_GFX_SURFACE_RENDERER_H
#define STARK_GFX_SURFACE_RENDERER_H
#include "common/rect.h"
namespace Stark {
namespace Gfx {
class Bitmap;
struct Color;
/**
* A renderer to draw textures as two dimensional surfaces to the current viewport
*/
class SurfaceRenderer {
public:
SurfaceRenderer();
virtual ~SurfaceRenderer();
/**
* Draw a 2D surface from the specified bitmap
*/
virtual void render(const Bitmap *bitmap, const Common::Point &dest) = 0;
/**
* Draw a 2D surface from the specified bitmap with given width and height
*/
virtual void render(const Bitmap *bitmap, const Common::Point &dest, uint width, uint height) = 0;
/**
* Draw a filled 2D rectangle using the specified color
*/
virtual void fill(const Color &color, const Common::Point &dest, uint width, uint height) = 0;
/**
* When this is set to true, the texture size is expected to be in current
* coordinates, and is to be drawn without scaling.
*
* This setting does not affect the destination point coordinates
*/
void setNoScalingOverride(bool noScalingOverride);
/**
* The fade level is added to the color value of each pixel
*
* It is a value between -1 and 1
*/
void setFadeLevel(float fadeLevel);
/**
* Align vertex coordinates to the native pixel grid
*/
void setSnapToGrid(bool snapToGrid);
protected:
bool _noScalingOverride;
float _fadeLevel;
bool _snapToGrid;
};
} // End of namespace Gfx
} // End of namespace Stark
#endif // STARK_GFX_SURFACE_RENDERER_H
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