X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/3572173c014d7a886bdb188e9238bae099d30755..af17155e907c863dbba2bbf1c6a91a083569404c:/include/wx/motif/region.h?ds=sidebyside diff --git a/include/wx/motif/region.h b/include/wx/motif/region.h index d4a78f1a43..dff5fb83f3 100644 --- a/include/wx/motif/region.h +++ b/include/wx/motif/region.h @@ -12,125 +12,162 @@ #ifndef _WX_REGION_H_ #define _WX_REGION_H_ -#ifdef __GNUG__ +#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) #pragma interface "region.h" #endif #include "wx/list.h" #include "wx/gdiobj.h" +#include "wx/gdicmn.h" + +// ---------------------------------------------------------------------------- +// A list of rectangles type used by wxRegion and wxWindow +// ---------------------------------------------------------------------------- + +WX_DECLARE_LIST(wxRect, wxRectList); -class WXDLLEXPORT wxRect; -class WXDLLEXPORT wxPoint; enum wxRegionContain { - wxOutRegion = 0, wxPartRegion = 1, wxInRegion = 2 + wxOutRegion = 0, wxPartRegion = 1, wxInRegion = 2 }; // 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. + 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. }; class WXDLLEXPORT wxRegion : public wxGDIObject { -DECLARE_DYNAMIC_CLASS(wxRegion); - friend class WXDLLEXPORT wxRegionIterator; + DECLARE_DYNAMIC_CLASS(wxRegion) + friend class WXDLLEXPORT wxRegionIterator; public: - wxRegion(long x, long y, long w, long h); + wxRegion(wxCoord x, wxCoord y, wxCoord w, wxCoord h); wxRegion(const wxPoint& topLeft, const wxPoint& bottomRight); wxRegion(const wxRect& rect); - wxRegion(); - ~wxRegion(); - - //# Copying - inline wxRegion(const wxRegion& r) - { Ref(r); } - inline wxRegion& operator = (const wxRegion& r) - { Ref(r); return (*this); } - - //# Modify region - // Clear current region - void Clear(); - - // Union rectangle or region with this. - inline bool Union(long x, long y, long width, long height) { return Combine(x, y, width, height, wxRGN_OR); } - inline bool Union(const wxRect& rect) { return Combine(rect, wxRGN_OR); } - inline bool Union(const wxRegion& region) { return Combine(region, wxRGN_OR); } - - // Intersect rectangle or region with this. - inline bool Intersect(long x, long y, long width, long height) { return Combine(x, y, width, height, wxRGN_AND); } - inline bool Intersect(const wxRect& rect) { return Combine(rect, wxRGN_AND); } - inline bool Intersect(const wxRegion& region) { return Combine(region, wxRGN_AND); } - - // Subtract rectangle or region from this: + wxRegion(); + wxRegion( const wxBitmap& bmp, + const wxColour& transColour = wxNullColour, + int tolerance = 0) + { + Union(bmp, transColour, tolerance); + } + ~wxRegion(); + + //# Copying + inline wxRegion(const wxRegion& r) + { Ref(r); } + inline wxRegion& operator = (const wxRegion& r) + { Ref(r); return (*this); } + + //# Modify region + // Clear current region + void Clear(); + + // Union rectangle or region with this. + inline bool Union(wxCoord x, wxCoord y, wxCoord width, wxCoord height) { return Combine(x, y, width, height, wxRGN_OR); } + inline bool Union(const wxRect& rect) { return Combine(rect, wxRGN_OR); } + inline bool Union(const wxRegion& region) { return Combine(region, wxRGN_OR); } + + // Intersect rectangle or region with this. + inline bool Intersect(wxCoord x, wxCoord y, wxCoord width, wxCoord height) { return Combine(x, y, width, height, wxRGN_AND); } + inline bool Intersect(const wxRect& rect) { return Combine(rect, wxRGN_AND); } + inline bool Intersect(const wxRegion& region) { return Combine(region, wxRGN_AND); } + + // Subtract rectangle or region from this: // Combines the parts of 'this' that are not part of the second region. - inline bool Subtract(long x, long y, long width, long height) { return Combine(x, y, width, height, wxRGN_DIFF); } - inline bool Subtract(const wxRect& rect) { return Combine(rect, wxRGN_DIFF); } - inline bool Subtract(const wxRegion& region) { return Combine(region, wxRGN_DIFF); } - - // XOR: the union of two combined regions except for any overlapping areas. - inline bool Xor(long x, long y, long width, long height) { return Combine(x, y, width, height, wxRGN_XOR); } - inline bool Xor(const wxRect& rect) { return Combine(rect, wxRGN_XOR); } - inline bool Xor(const wxRegion& region) { return Combine(region, wxRGN_XOR); } - - //# Information on region - // Outer bounds of region - void GetBox(long& x, long& y, long&w, long &h) const; - wxRect GetBox() const ; - - // Is region empty? - bool Empty() const; + inline bool Subtract(wxCoord x, wxCoord y, wxCoord width, wxCoord height) { return Combine(x, y, width, height, wxRGN_DIFF); } + inline bool Subtract(const wxRect& rect) { return Combine(rect, wxRGN_DIFF); } + inline bool Subtract(const wxRegion& region) { return Combine(region, wxRGN_DIFF); } + + // XOR: the union of two combined regions except for any overlapping areas. + inline bool Xor(wxCoord x, wxCoord y, wxCoord width, wxCoord height) { return Combine(x, y, width, height, wxRGN_XOR); } + inline bool Xor(const wxRect& rect) { return Combine(rect, wxRGN_XOR); } + inline bool Xor(const wxRegion& region) { return Combine(region, wxRGN_XOR); } + + //# Information on region + // Outer bounds of region + void GetBox(wxCoord& x, wxCoord& y, wxCoord&w, wxCoord &h) const; + wxRect GetBox() const ; + + // Is region empty? + bool Empty() const; inline bool IsEmpty() const { return Empty(); } - - //# Tests - // Does the region contain the point (x,y)? - wxRegionContain Contains(long x, long y) const; - // Does the region contain the point pt? - wxRegionContain Contains(const wxPoint& pt) const; - // Does the region contain the rectangle (x, y, w, h)? - wxRegionContain Contains(long x, long y, long w, long h) const; - // Does the region contain the rectangle rect? - wxRegionContain Contains(const wxRect& rect) const; - -// Internal - bool Combine(long x, long y, long width, long height, wxRegionOp op); - bool Combine(const wxRegion& region, wxRegionOp op); - bool Combine(const wxRect& rect, wxRegionOp op); + bool Ok() const { return (m_refData != NULL) ; } + + //# Tests + // Does the region contain the point (x,y)? + wxRegionContain Contains(wxCoord x, wxCoord y) const; + // Does the region contain the point pt? + wxRegionContain Contains(const wxPoint& pt) const; + // Does the region contain the rectangle (x, y, w, h)? + wxRegionContain Contains(wxCoord x, wxCoord y, wxCoord w, wxCoord h) const; + // Does the region contain the rectangle rect? + wxRegionContain Contains(const wxRect& rect) const; + + // Convert the region to a B&W bitmap with the white pixels being inside + // the region. + wxBitmap ConvertToBitmap() const; + + // Use the non-transparent pixels of a wxBitmap for the region to combine + // with this region. If the bitmap has a mask then it will be used, + // otherwise the colour to be treated as transparent may be specified, + // along with an optional tolerance value. + bool Union(const wxBitmap& bmp, + const wxColour& transColour = wxNullColour, + int tolerance = 0); + + // Internal + bool Combine(wxCoord x, wxCoord y, wxCoord width, wxCoord height, wxRegionOp op); + bool Combine(const wxRegion& region, wxRegionOp op); + bool Combine(const wxRect& rect, wxRegionOp op); + + // Get the internal Region handle + WXRegion GetXRegion() const; + + // 'Naughty' functions that allow wxWindows to use a list of rects + // instead of the region, in certain circumstances (e.g. when + // making a region out of the update rectangles). + // These are used by wxPaintDC::wxPaintDC and wxRegionIterator::Reset. + bool UsingRects() const; + wxRect* GetRects(); + int GetRectCount() const; + void SetRects(const wxRectList& rectList); + void SetRects(int count, const wxRect* rects); }; class WXDLLEXPORT wxRegionIterator : public wxObject { -DECLARE_DYNAMIC_CLASS(wxRegionIterator); + DECLARE_DYNAMIC_CLASS(wxRegionIterator) public: - wxRegionIterator(); - wxRegionIterator(const wxRegion& region); - ~wxRegionIterator(); + wxRegionIterator(); + wxRegionIterator(const wxRegion& region); + ~wxRegionIterator(); - void Reset() { m_current = 0; } - void Reset(const wxRegion& region); + void Reset() { m_current = 0; } + void Reset(const wxRegion& region); - operator bool () const { return m_current < m_numRects; } - bool HaveRects() const { return m_current < m_numRects; } + operator bool () const { return m_current < m_numRects; } + bool HaveRects() const { return m_current < m_numRects; } - void operator ++ (); - void operator ++ (int); + void operator ++ (); + void operator ++ (int); - long GetX() const; - long GetY() const; - long GetW() const; - long GetWidth() const { return GetW(); } - long GetH() const; - long GetHeight() const { return GetH(); } + 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 { return wxRect(GetX(), GetY(), GetWidth(), GetHeight()); } private: - long m_current; - long m_numRects; - wxRegion m_region; + size_t m_current; + size_t m_numRects; + wxRegion m_region; wxRect* m_rects; }; #endif - // _WX_REGION_H_ +// _WX_REGION_H_