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/*
Crystal Space Windowing System: background class
Copyright (C) 2000 by Andrew Zabolotny <bit@eltech.ru>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with this library; if not, write to the Free
Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef __CSBACKGR_H__
#define __CSBACKGR_H__
#include "csgfx/rgbpixel.h"
struct iTextureHandle;
class csApp;
class csComponent;
/// Background type
enum csBackgroundType
{
/// No background
csbgNone = 0,
/// Single-color background
csbgColor,
/// Gradient background
csbgGradient,
/// Textured background
csbgTextured
};
/**
* This class is meant for displaying textured or gradiented backgrounds.
* This is not a component; it is mainly meant for use by skins.
*/
class csBackground
{
/// Background type
csBackgroundType type;
/// The background texture (if not NULL)
iTextureHandle *tex;
/// Gradient colors (for all four corners)
csRGBcolor colors [4];
/// The uniform background color (if type == csbgColor)
int color;
public:
/// Create a black background object
csBackground ();
/// Destroy the object
~csBackground ();
/// Free the background
void Free ()
{ SetTexture (NULL); }
/// Set background texture
void SetTexture (iTextureHandle *iTex);
/// Query background texture
iTextureHandle *GetTexture ()
{ return tex; }
/// Set Nth (0-3) color of the background
void SetColor (int iIndex, csRGBcolor &iColor)
{ colors [iIndex] = iColor; type = csbgGradient; }
/// Get Nth (0-3) color of the background
csRGBcolor &GetColor (int iIndex)
{ return colors [iIndex]; }
/// Set the flat color of this background
void SetColor (int iColor)
{ color = iColor; type = csbgColor; }
/// Get the flat color of this background
int GetColor ()
{ return color; }
/// Set background type
void SetType (csBackgroundType iType)
{ type = iType; }
/// Query background type
csBackgroundType GetType ()
{ return type; }
/// Draw the background
void Draw (csComponent &This, int x, int y, int w, int h,
int xorg, int yorg, uint8 iAlpha);
};
#endif // __CSBACKGR_H__
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