/usr/include/fox-1.6/FXRegion.h is in libfox-1.6-dev 1.6.49-2ubuntu1.
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* *
* C l i p p i n g R e g i o n *
* *
*********************************************************************************
* Copyright (C) 2000,2006 by Jeroen van der Zijp. All Rights Reserved. *
*********************************************************************************
* This library is free software; you can redistribute it and/or *
* modify it under the terms of the GNU Lesser General Public *
* License as published by the Free Software Foundation; either *
* version 2.1 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 *
* Lesser General Public License for more details. *
* *
* You should have received a copy of the GNU Lesser General Public *
* License along with this library; if not, write to the Free Software *
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. *
*********************************************************************************
* $Id: FXRegion.h,v 1.20 2006/01/22 17:58:08 fox Exp $ *
********************************************************************************/
#ifndef FXREGION_H
#define FXREGION_H
namespace FX {
/// Region
class FXAPI FXRegion {
friend class FXDC;
friend class FXDCWindow;
friend class FXWindow;
private:
void *region;
public:
/// Construct new empty region
FXRegion();
/// Construct new region copied from region r
FXRegion(const FXRegion& r);
/// Construct new region from rectangle rect
FXRegion(const FXRectangle& rect);
/// Construct rectangle region
FXRegion(FXint x,FXint y,FXint w,FXint h);
/// Construct polygon region
FXRegion(const FXPoint* points,FXuint npoints,bool winding=false);
/// Assign region r to this one
FXRegion &operator=(const FXRegion& r);
/// Return true if region is empty
bool empty() const;
/// Return true if region contains point
bool contains(FXint x,FXint y) const;
/// Return true if region contains rectangle
bool contains(FXint x,FXint y,FXint w,FXint h) const;
/// Return bounding box
FXRectangle bounds() const;
/// Offset region by dx,dy
FXRegion& offset(FXint dx,FXint dy);
/// Return true if region equal to this one
bool operator==(const FXRegion& r) const;
/// Return true if region not equal to this one
bool operator!=(const FXRegion& r) const;
/// Union region r with this one
FXRegion& operator+=(const FXRegion& r);
/// Intersect region r with this one
FXRegion& operator*=(const FXRegion& r);
/// Subtract region r from this one
FXRegion& operator-=(const FXRegion& r);
/// Xor region r with this one
FXRegion& operator^=(const FXRegion& r);
/// Union of this region and region r
FXRegion operator+(const FXRegion& r) const;
/// Intersection of this region and region r
FXRegion operator*(const FXRegion& r) const;
/// Subtract region r from this region
FXRegion operator-(const FXRegion& r) const;
/// Xor of this region and region r
FXRegion operator^(const FXRegion& r) const;
/// Reset region to empty
void reset();
/// Destroy region
~FXRegion();
};
}
#endif
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