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(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(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:
+ 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(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(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(); }
- 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;
-
-// 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);
-
+ 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(); }
+ 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;
+
+ // 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.
+
+ // '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;
};
class WXDLLEXPORT wxRegionIterator : public wxObject {
-DECLARE_DYNAMIC_CLASS(wxRegionIterator);
+ DECLARE_DYNAMIC_CLASS(wxRegionIterator)
public:
- wxRegionIterator();
- wxRegionIterator(const wxRegion& region);
- ~wxRegionIterator();
-
- 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; }
-
- void operator ++ ();
- 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()); }
-
+ wxRegionIterator();
+ wxRegionIterator(const wxRegion& region);
+ ~wxRegionIterator();
+
+ 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; }
+
+ void operator ++ ();
+ 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()); }
+
private:
- size_t m_current;
- size_t m_numRects;
- wxRegion m_region;
- wxRect* m_rects;
+ size_t m_current;
+ size_t m_numRects;
+ wxRegion m_region;
+ wxRect* m_rects;
};
#endif
- // _WX_REGION_H_
+// _WX_REGION_H_
projects / wxWidgets.git / blobdiff