X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/c801d85f158c4cba50b588807daabdcbd0ed3853..3b49331b7441e091fc5997b830801d76a1243f28:/include/wx/gtk1/region.h diff --git a/include/wx/gtk1/region.h b/include/wx/gtk1/region.h index 282904708a..17166be6bf 100644 --- a/include/wx/gtk1/region.h +++ b/include/wx/gtk1/region.h @@ -1,99 +1,127 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: region.h +// Name: wx/gtk1/region.h // Purpose: // Author: Robert Roebling -// Created: 01/02/97 -// Id: -// Copyright: (c) 1998 Robert Roebling, Julian Smart and Markus Holzem -// Licence: wxWindows licence +// Id: $Id$ +// Copyright: (c) 1998 Robert Roebling +// Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// -#ifndef __REGIONH__ -#define __REGIONH__ - -#ifdef __GNUG__ -#pragma interface -#endif +#ifndef _WX_GTK_REGION_H_ +#define _WX_GTK_REGION_H_ #include "wx/list.h" -#include "wx/gdiobj.h" -#include "wx/gdicmn.h" -//----------------------------------------------------------------------------- -// classes -//----------------------------------------------------------------------------- +// ---------------------------------------------------------------------------- +// wxRegion +// ---------------------------------------------------------------------------- -class 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, int 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: + // ref counting code + virtual wxObjectRefData *CreateRefData() const; + virtual wxObjectRefData *CloneRefData(const wxObjectRefData *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) +}; -//----------------------------------------------------------------------------- -// constants -//----------------------------------------------------------------------------- +// ---------------------------------------------------------------------------- +// wxRegionIterator: decomposes a region into rectangles +// ---------------------------------------------------------------------------- -enum wxRegionContain +class WXDLLIMPEXP_CORE wxRegionIterator: public wxObject { - wxOutRegion = 0, wxPartRegion = 1, wxInRegion = 2 -}; +public: + wxRegionIterator(); + wxRegionIterator(const wxRegion& region); -// So far, for internal use only -enum wxRegionOp { -wxRGN_AND, // Creates the intersection of the two combined regions. -wxRGN_COPY, // Creates a copy of the region identified by hrgnSrc1. -wxRGN_DIFF, // Combines the parts of hrgnSrc1 that are not part of hrgnSrc2. -wxRGN_OR, // Creates the union of two combined regions. -wxRGN_XOR // Creates the union of two combined regions except for any overlapping areas. -}; + void Reset() { m_current = 0u; } + void Reset(const wxRegion& region); -//----------------------------------------------------------------------------- -// wxRegion -//----------------------------------------------------------------------------- + bool HaveRects() const; + operator bool () const { return HaveRects(); } -class wxRegion : public wxGDIObject -{ - DECLARE_DYNAMIC_CLASS(wxRegion); - - public: - - wxRegion( long x, long y, long w, long h ); - wxRegion( const wxPoint& topLeft, const wxPoint& bottomRight ); - wxRegion( const wxRect& rect ); - wxRegion(void); - ~wxRegion(void); - - inline wxRegion( const wxRegion& r ) - { Ref(r); } - inline wxRegion& operator = ( const wxRegion& r ) - { Ref(r); return (*this); } - - void Clear(void); - - bool Union( long x, long y, long width, long height ); - bool Union( const wxRect& rect ); - bool Union( const wxRegion& region ); - - bool Intersect( long x, long y, long width, long height ); - bool Intersect( const wxRect& rect ); - bool Intersect( const wxRegion& region ); - - bool Subtract( long x, long y, long width, long height ); - bool Subtract( const wxRect& rect ); - bool Subtract( const wxRegion& region ); - - bool Xor( long x, long y, long width, long height ); - bool Xor( const wxRect& rect ); - bool Xor( const wxRegion& region ); - - void GetBox( long& x, long& y, long&w, long &h ) const; - wxRect GetBox(void) const ; - - bool Empty(void) const; - - wxRegionContain Contains( long x, long y ) const; - wxRegionContain Contains( long x, long y, long w, long h ) const; - - public: - - GdkRegion *GetRegion(void) const; + 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 - // __REGIONH__ + // _WX_GTK_REGION_H_