metasploit-framework/external/source/vncdll/winvnc/vncRegion.h

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// Copyright (C) 1999 AT&T Laboratories Cambridge. All Rights Reserved.
//
// This file is part of the VNC system.
//
// The VNC system 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.
//
// 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, write to the Free Software
// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
// USA.
//
// TightVNC distribution homepage on the Web: http://www.tightvnc.com/
//
// If the source code for the VNC system is not available from the place
// whence you received this file, check http://www.uk.research.att.com/vnc or contact
// the authors on vnc@uk.research.att.com for information on obtaining it.
// vncRegion object
// The vncRegion object turns a number of rectangular regions
// into a list of distinct, non-overlapping regions.
class vncRegion;
#if !defined(VNCREGION_DEFINED)
#define VNCREGION_DEFINED
#pragma once
#include "stdhdrs.h"
#include <list>
#include "RectList.h"
// Class definition
class vncRegion
{
// Fields
public:
// Methods
public:
// Create/Destroy methods
vncRegion();
~vncRegion();
void AddRect(const RECT &rect); // Add another rectangle to the regions
void AddRect(RECT rect, int xoffset, int yoffset); // ... with offset
void SubtractRect(RECT &rect); // Subtract a rectangle from the regions
void Clear(); // Clear the current set of rectangles
inline BOOL IsEmpty() { // Is the region empty?
return region == NULL;
}
void Combine(vncRegion &rgn); // Combine with another region
void Intersect(vncRegion &rgn); // Intersect with another region
void Subtract(vncRegion &rgn); // Subtract another region from this one
// Rectangle retrieval routines - return FALSE if no rects returned!
// Note that these routines ADD rectangles to existing lists...
BOOL Rectangles(rectlist &rects); // Just return the rects
BOOL Rectangles(rectlist &rects, RECT &cliprect); // Return all rects within the clip region
// Implementation
protected:
HRGN region; // Region used internally
};
#endif // VNCREGION_DEFINED