94a007ece4
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@57915 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
127 lines
3.5 KiB
C++
127 lines
3.5 KiB
C++
/////////////////////////////////////////////////////////////////////////////
|
|
// Name: wx/gtk1/region.h
|
|
// Purpose:
|
|
// Author: Robert Roebling
|
|
// Id: $Id$
|
|
// Copyright: (c) 1998 Robert Roebling
|
|
// Licence: wxWindows licence
|
|
/////////////////////////////////////////////////////////////////////////////
|
|
|
|
#ifndef _WX_GTK_REGION_H_
|
|
#define _WX_GTK_REGION_H_
|
|
|
|
#include "wx/list.h"
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// wxRegion
|
|
// ----------------------------------------------------------------------------
|
|
|
|
class WXDLLIMPEXP_CORE wxRegion : public wxRegionBase
|
|
{
|
|
public:
|
|
wxRegion() { }
|
|
|
|
wxRegion( wxCoord x, wxCoord y, wxCoord w, wxCoord h )
|
|
{
|
|
InitRect(x, y, w, h);
|
|
}
|
|
|
|
wxRegion( const wxPoint& topLeft, const wxPoint& bottomRight )
|
|
{
|
|
InitRect(topLeft.x, topLeft.y,
|
|
bottomRight.x - topLeft.x, bottomRight.y - topLeft.y);
|
|
}
|
|
|
|
wxRegion( const wxRect& rect )
|
|
{
|
|
InitRect(rect.x, rect.y, rect.width, rect.height);
|
|
}
|
|
|
|
wxRegion( size_t n, const wxPoint *points, wxPolygonFillMode fillStyle = wxODDEVEN_RULE );
|
|
|
|
wxRegion( const wxBitmap& bmp)
|
|
{
|
|
Union(bmp);
|
|
}
|
|
wxRegion( const wxBitmap& bmp,
|
|
const wxColour& transColour, int tolerance = 0)
|
|
{
|
|
Union(bmp, transColour, tolerance);
|
|
}
|
|
|
|
virtual ~wxRegion();
|
|
|
|
// wxRegionBase methods
|
|
virtual void Clear();
|
|
virtual bool IsEmpty() const;
|
|
|
|
public:
|
|
// Init with GdkRegion, set ref count to 2 so that
|
|
// the C++ class will not destroy the region!
|
|
wxRegion( GdkRegion *region );
|
|
|
|
GdkRegion *GetRegion() const;
|
|
|
|
protected:
|
|
virtual wxGDIRefData *CreateGDIRefData() const;
|
|
virtual wxGDIRefData *CloneGDIRefData(const wxGDIRefData *data) const;
|
|
|
|
// wxRegionBase pure virtuals
|
|
virtual bool DoIsEqual(const wxRegion& region) const;
|
|
virtual bool DoGetBox(wxCoord& x, wxCoord& y, wxCoord& w, wxCoord& h) const;
|
|
virtual wxRegionContain DoContainsPoint(wxCoord x, wxCoord y) const;
|
|
virtual wxRegionContain DoContainsRect(const wxRect& rect) const;
|
|
|
|
virtual bool DoOffset(wxCoord x, wxCoord y);
|
|
virtual bool DoUnionWithRect(const wxRect& rect);
|
|
virtual bool DoUnionWithRegion(const wxRegion& region);
|
|
virtual bool DoIntersect(const wxRegion& region);
|
|
virtual bool DoSubtract(const wxRegion& region);
|
|
virtual bool DoXor(const wxRegion& region);
|
|
|
|
// common part of ctors for a rectangle region
|
|
void InitRect(wxCoord x, wxCoord y, wxCoord w, wxCoord h);
|
|
|
|
private:
|
|
DECLARE_DYNAMIC_CLASS(wxRegion)
|
|
};
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// wxRegionIterator: decomposes a region into rectangles
|
|
// ----------------------------------------------------------------------------
|
|
|
|
class WXDLLIMPEXP_CORE wxRegionIterator: public wxObject
|
|
{
|
|
public:
|
|
wxRegionIterator();
|
|
wxRegionIterator(const wxRegion& region);
|
|
|
|
void Reset() { m_current = 0u; }
|
|
void Reset(const wxRegion& region);
|
|
|
|
bool HaveRects() const;
|
|
operator bool () const { return HaveRects(); }
|
|
|
|
wxRegionIterator& operator ++ ();
|
|
wxRegionIterator operator ++ (int);
|
|
|
|
wxCoord GetX() const;
|
|
wxCoord GetY() const;
|
|
wxCoord GetW() const;
|
|
wxCoord GetWidth() const { return GetW(); }
|
|
wxCoord GetH() const;
|
|
wxCoord GetHeight() const { return GetH(); }
|
|
wxRect GetRect() const;
|
|
|
|
private:
|
|
size_t m_current;
|
|
wxRegion m_region;
|
|
|
|
private:
|
|
DECLARE_DYNAMIC_CLASS(wxRegionIterator)
|
|
};
|
|
|
|
|
|
#endif
|
|
// _WX_GTK_REGION_H_
|