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/***************************************************************************
xvidextwrap.h - description
-------------------
begin : Sat Jan 5 2002
copyright : (C) 2002 by Michael v.Ostheim
email : MvOstheim@web.de
***************************************************************************/
/***************************************************************************
* *
* 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 2 of the License, or *
* (at your option) any later version. *
* *
***************************************************************************/
#ifndef XVIDEXTWRAP_H
#define XVIDEXTWRAP_H
struct _XDisplay;
/**A wrapper for XF86VidMode Extension
*@author Michael v.Ostheim
*/
class XVidExtWrap {
public:
enum GammaChannel { Value = 0, Red = 1, Green = 2, Blue = 3 };
XVidExtWrap(bool *OK, const char* displayname = NULL);
~XVidExtWrap();
/** Returns the default screen */
int _DefaultScreen();
/** Returns the number of screens (extracted from XF86Config) */
int _ScreenCount();
/** Returns the displayname */
const char* DisplayName();
/** Sets the screen actions are take effect */
void setScreen( int scrn ) { screen = scrn; };
/** Returns the current screen */
int getScreen() { return screen; };
/** Sets the gamma value on the current screen */
void setGamma( int channel, float gam, bool *OK = NULL );
/** Gets the gamma value of the current screen */
float getGamma( int channel, bool *OK = NULL );
/** Limits the possible gamma values (default 0.1-10.0) */
void setGammaLimits( float min, float max );
private:
float mingamma, maxgamma;
int screen;
Display* dpy;
};
#endif
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