#include "wx/list.h"
#include "wx/gdiobj.h"
#include "wx/gdicmn.h"
+#include "wx/bitmap.h"
+#include "wx/os2/private.h"
class WXDLLEXPORT wxRect;
class WXDLLEXPORT wxPoint;
-enum wxRegionContain {
- 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.
-};
-
-class WXDLLEXPORT wxRegion : public wxGDIObject {
-DECLARE_DYNAMIC_CLASS(wxRegion);
- friend class WXDLLEXPORT wxRegionIterator;
+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.
+ };
+
+class WXDLLEXPORT wxRegion : public wxGDIObject
+{
public:
- wxRegion(wxCoord x, wxCoord y, wxCoord w, wxCoord h);
- wxRegion(const wxPoint& topLeft, const wxPoint& bottomRight);
- wxRegion(const wxRect& rect);
- wxRegion(WXHRGN hRegion); // Hangs on to this region
+ wxRegion( wxCoord x
+ ,wxCoord y
+ ,wxCoord vWidth
+ ,wxCoord vHeight
+ );
+ wxRegion( const wxPoint& rTopLeft
+ ,const wxPoint& rBottomRight
+ );
+ wxRegion(const wxRect& rRect);
+ wxRegion(WXHRGN hRegion, WXHDC hPS); // Hangs on to this region
+ wxRegion( const wxBitmap& bmp)
+ {
+ Union(bmp);
+ }
+ wxRegion( const wxBitmap& bmp,
+ const wxColour& transColour, int tolerance = 0)
+ {
+ Union(bmp, transColour, tolerance);
+ }
wxRegion();
~wxRegion();
- //# Copying
- inline wxRegion(const wxRegion& r)
- { Ref(r); }
- inline wxRegion& operator = (const wxRegion& r)
- { Ref(r); return (*this); }
+ //
+ // Modify region
+ //
- //# Modify region
+ //
// Clear current region
- void Clear();
+ //
+ void Clear(void);
+ bool Offset( wxCoord x
+ ,wxCoord y
+ );
+
+ //
// 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); }
+ //
+ inline bool Union( wxCoord x
+ ,wxCoord y
+ ,wxCoord vWidth
+ ,wxCoord vHeight
+ )
+ {
+ return Combine( x
+ ,y
+ ,vWidth
+ ,vHeight
+ ,wxRGN_OR
+ );
+ }
+ inline bool Union( const wxRect& rRect) { return Combine(rRect, wxRGN_OR); }
+ inline bool Union(const wxRegion& rRegion) { return Combine(rRegion, 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); }
+ //
+ inline bool Intersect( wxCoord x
+ ,wxCoord y
+ ,wxCoord vWidth
+ ,wxCoord vHeight
+ )
+ {
+ return Combine( x
+ ,y
+ ,vWidth
+ ,vHeight
+ ,wxRGN_AND
+ );
+ }
+ inline bool Intersect(const wxRect& rRect) { return Combine(rRect, wxRGN_AND); }
+ inline bool Intersect(const wxRegion& rRegion) { return Combine(rRegion, wxRGN_AND); }
+ //
// Subtract rectangle or region from this:
// Combines the parts of 'this' that are not part of the second region.
- 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); }
+ //
+ inline bool Subtract( wxCoord x
+ ,wxCoord y
+ ,wxCoord vWidth
+ ,wxCoord vHeight
+ )
+ {
+ return Combine( x
+ ,y
+ ,vWidth
+ ,vHeight
+ ,wxRGN_DIFF
+ );
+ }
+ inline bool Subtract(const wxRect& rRect) { return Combine(rRect, wxRGN_DIFF); }
+ inline bool Subtract(const wxRegion& rRegion) { return Combine(rRegion, 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); }
+ //
+ inline bool Xor( wxCoord x
+ ,wxCoord y
+ ,wxCoord vWidth
+ ,wxCoord vHeight
+ )
+ {
+ return Combine( x
+ ,y
+ ,vWidth
+ ,vHeight
+ ,wxRGN_XOR
+ );
+ }
+ inline bool Xor(const wxRect& rRect) { return Combine(rRect, wxRGN_XOR); }
+ inline bool Xor(const wxRegion& rRegion) { return Combine(rRegion, wxRGN_XOR); }
- //# Information on region
+ //
+ // Information on region
// Outer bounds of region
- void GetBox(wxCoord& x, wxCoord& y, wxCoord&w, wxCoord &h) const;
- wxRect GetBox() const ;
+ //
+ void GetBox( wxCoord& rX
+ ,wxCoord& rY
+ ,wxCoord& rWidth
+ ,wxCoord& rHeight
+ ) const;
+ wxRect GetBox(void) const;
+ //
// Is region empty?
- bool Empty() const;
+ //
+ bool Empty(void) const;
inline bool IsEmpty() const { return Empty(); }
- //# Tests
+ //
+ // Tests
// Does the region contain the point (x,y)?
- wxRegionContain Contains(wxCoord x, wxCoord y) const;
+ //
+ inline wxRegionContain Contains( wxCoord lX, wxCoord lY ) const{
+ return Contains( wxPoint( lX, lY ) );
+ }
+ //
+ // Convert the region to a B&W bitmap with the black pixels being inside
+ // the region.
+ //
+ wxBitmap ConvertToBitmap(void) const;
+
+ // Use the non-transparent pixels of a wxBitmap for the region to combine
+ // with this region. First version takes transparency from bitmap's mask,
+ // second lets the user specify the colour to be treated as transparent
+ // along with an optional tolerance value.
+ // NOTE: implemented in common/rgncmn.cpp
+ bool Union(const wxBitmap& bmp);
+ bool Union(const wxBitmap& bmp,
+ const wxColour& transColour, int tolerance = 0);
+
+ //
// Does the region contain the point pt?
- wxRegionContain Contains(const wxPoint& pt) const;
+ //
+ wxRegionContain Contains(const wxPoint& rPoint) const;
+
+ //
// Does the region contain the rectangle (x, y, w, h)?
- wxRegionContain Contains(wxCoord x, wxCoord y, wxCoord w, wxCoord h) const;
+ //
+ wxRegionContain Contains( wxCoord x
+ ,wxCoord y
+ ,wxCoord lWidth
+ ,wxCoord lHeight
+ ) const;
+
+ //
// Does the region contain the rectangle rect?
- wxRegionContain Contains(const wxRect& rect) const;
+ //
+ inline wxRegionContain Contains(const wxRect& rRect) const{
+ return Contains( rRect.x, rRect.y,
+ rRect.GetWidth(), rRect.GetHeight());
+ }
-// 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);
+ //
+ // Internal
+ //
+ bool Combine( wxCoord x
+ ,wxCoord y
+ ,wxCoord vWidth
+ ,wxCoord vHeight
+ ,wxRegionOp eOp
+ );
+ bool Combine( const wxRegion& rRegion
+ ,wxRegionOp eOp
+ );
+ bool Combine( const wxRect& rRect
+ ,wxRegionOp eOp
+ );
+ //
// Get internal region handle
- WXHRGN GetHRGN() const;
-};
+ //
+ WXHRGN GetHRGN(void) const;
+ void SetPS(HPS hPS);
+
+protected:
+ virtual wxObjectRefData* CreateData(void) const;
+ virtual wxObjectRefData* CloneData(const wxObjectRefData* pData) const;
+
+ friend class WXDLLEXPORT wxRegionIterator;
+ DECLARE_DYNAMIC_CLASS(wxRegion);
+
+}; // end of CLASS wxRegion
-class WXDLLEXPORT wxRegionIterator : public wxObject {
+class WXDLLEXPORT wxRegionIterator : public wxObject
+{
DECLARE_DYNAMIC_CLASS(wxRegionIterator);
public:
wxRegionIterator();
- wxRegionIterator(const wxRegion& region);
+ wxRegionIterator(const wxRegion& rRegion);
~wxRegionIterator();
- void Reset() { m_current = 0; }
- void Reset(const wxRegion& region);
+ void Reset(void) { m_lCurrent = 0; }
+ void Reset(const wxRegion& rRegion);
- operator bool () const { return m_current < m_numRects; }
- bool HaveRects() const { return m_current < m_numRects; }
+ operator bool (void) const { return m_lCurrent < m_lNumRects; }
+ bool HaveRects(void) const { return m_lCurrent < m_lNumRects; }
- void operator ++ ();
+ void operator ++ (void);
void 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 { return wxRect(GetX(), GetY(), GetWidth(), GetHeight()); }
+ wxCoord GetX(void) const;
+ wxCoord GetY(void) const;
+ wxCoord GetW(void) const;
+ wxCoord GetWidth(void) const { return GetW(); }
+ wxCoord GetH(void) const;
+ wxCoord GetHeight(void) const { return GetH(); }
+ wxRect GetRect(void) const { return wxRect(GetX(), GetY(), GetWidth(), GetHeight()); }
private:
- long m_current;
- long m_numRects;
- wxRegion m_region;
- wxRect* m_rects;
-};
+ long m_lCurrent;
+ long m_lNumRects;
+ wxRegion m_vRegion;
+ wxRect* m_pRects;
+}; // end of wxRegionIterator
#endif
// _WX_REGION_H_
projects / wxWidgets.git / blobdiff