X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/ae3c17b4013e80b99976c750c19fca47729517f6..5b88a837ba75928cd3835a6b97ae2bf5ad983a6e:/interface/wx/gdicmn.h

diff --git a/interface/wx/gdicmn.h b/interface/wx/gdicmn.h
index f415ecf9d8..e8ae5f3451 100644
--- a/interface/wx/gdicmn.h
+++ b/interface/wx/gdicmn.h
@@ -48,6 +48,15 @@ enum wxBitmapType
     wxBITMAP_TYPE_ANY = 50
 };
 
+/**
+    Polygon filling mode. See wxDC::DrawPolygon.
+*/
+enum wxPolygonFillMode
+{
+    wxODDEVEN_RULE = 1,
+    wxWINDING_RULE
+};
+
 /**
     Standard cursors. See wxCursor.
 */
@@ -94,12 +103,14 @@ enum wxStockCursor
 
 /**
     @class wxRealPoint
-    @wxheader{gdicmn.h}
 
     A wxRealPoint is a useful data structure for graphics operations.
 
-    It contains floating point @e x and @e y members. See wxPoint for an
-    integer version.
+    It contains floating point @e x and @e y members. 
+    See wxPoint for an integer version.
+
+    Note that the coordinates stored inside a wxRealPoint object may be negative 
+    and that wxRealPoint functions do not perform any check against negative values.
 
     @library{wxcore}
     @category{data}
@@ -109,6 +120,9 @@ enum wxStockCursor
 class wxRealPoint
 {
 public:
+    /**
+        Initializes to zero the x and y members.
+    */
     wxRealPoint();
 
     /**
@@ -131,10 +145,13 @@ public:
 
 /**
     @class wxRect
-    @wxheader{gdicmn.h}
 
     A class for manipulating rectangles.
 
+    Note that the x, y coordinates and the width and height stored inside a wxRect 
+    object may be negative and that wxRect functions do not perform any check against 
+    negative values.
+
     @library{wxcore}
     @category{data}
 
@@ -145,6 +162,7 @@ class wxRect
 public:
     /**
         Default constructor.
+        Initializes to zero the internal @a x, @a y, @a width and @a height members.
     */
     wxRect();
     /**
@@ -156,7 +174,7 @@ public:
     */
     wxRect(const wxPoint& topLeft, const wxPoint& bottomRight);
     /**
-        Creates a wxRect object from position and @a size values.
+        Creates a wxRect object from position @a pos and @a size values.
     */
     wxRect(const wxPoint& pos, const wxSize& size);
     /**
@@ -313,14 +331,19 @@ public:
     wxRect Inflate(wxCoord dx, wxCoord dy) const;
     //@}
 
-    //@{
     /**
-        Modifies the rectangle to contain the overlapping box of this rectangle
+        Modifies this rectangle to contain the overlapping portion of this rectangle
         and the one passed in as parameter.
+
+        @return This rectangle, modified.
     */
-    wxRect Intersect(const wxRect& rect) const;
     wxRect& Intersect(const wxRect& rect);
-    //@}
+
+    /**
+        Returns the overlapping portion of this rectangle and the one passed in as
+        parameter.
+    */
+    wxRect Intersect(const wxRect& rect) const;
 
     /**
         Returns @true if this rectangle has a non-empty intersection with the
@@ -404,7 +427,7 @@ public:
     /**
         Assignment operator.
     */
-    void operator =(const wxRect& rect);
+    wxRect& operator=(const wxRect& rect);
 
     /**
         Equality operator.
@@ -436,12 +459,15 @@ public:
 
 /**
     @class wxPoint
-    @wxheader{gdicmn.h}
 
     A wxPoint is a useful data structure for graphics operations.
 
-    It contains integer @e x and @e y members. See wxRealPoint for a floating
-    point version.
+    It contains integer @e x and @e y members. 
+    See wxRealPoint for a floating point version.
+
+    Note that the width and height stored inside a wxPoint object may be negative
+    and that wxPoint functions do not perform any check against negative values
+    (this is used to e.g. store the special -1 value in ::wxDefaultPosition instance).
 
     @library{wxcore}
     @category{data}
@@ -454,18 +480,22 @@ public:
 class wxPoint
 {
 public:
-    //@{
     /**
         Constructs a point.
+        Initializes the internal x and y coordinates to zero.
     */
     wxPoint();
+    
+    /**
+        Initializes the point object with the given @a x and @a y coordinates.
+    */
     wxPoint(int x, int y);
-    //@}
 
     /**
-        Assignment operator.
+        @name Miscellaneous operators
     */
-    void operator =(const wxPoint& pt);
+    //@{
+    wxPoint& operator=(const wxPoint& pt);
 
     bool operator ==(const wxPoint& p1, const wxPoint& p2);
     bool operator !=(const wxPoint& p1, const wxPoint& p2);
@@ -483,7 +513,8 @@ public:
 
     wxPoint& operator +=(const wxSize& sz);
     wxPoint& operator -=(const wxSize& sz);
-
+    //@}
+    
     /**
         x member.
     */
@@ -503,7 +534,6 @@ wxPoint wxDefaultPosition;
 
 /**
     @class wxColourDatabase
-    @wxheader{gdicmn.h}
 
     wxWidgets maintains a database of standard RGB colours for a predefined
     set of named colours. The application may add to this set if desired by
@@ -616,7 +646,7 @@ public:
         is, wxColour::IsOk() will return @false) if the colour wasn't found in
         the database.
     */
-    wxColour Find(const wxString& colourName);
+    wxColour Find(const wxString& colourName) const;
 
     /**
         Finds a colour name given the colour. Returns an empty string if the
@@ -628,10 +658,15 @@ public:
 
 /**
     @class wxSize
-    @wxheader{gdicmn.h}
 
-    A wxSize is a useful data structure for graphics operations. It simply
-    contains integer @e width and @e height members.
+    A wxSize is a useful data structure for graphics operations. 
+    It simply contains integer @e width and @e height members.
+    
+    Note that the width and height stored inside a wxSize object may be negative
+    and that wxSize functions do not perform any check against negative values
+    (this is used to e.g. store the special -1 value in ::wxDefaultSize instance).
+    See also IsFullySpecified() and SetDefaults() for utility functions regarding
+    the special -1 value.
 
     wxSize is used throughout wxWidgets as well as wxPoint which, although
     almost equivalent to wxSize, has a different meaning: wxPoint represents a
@@ -653,13 +688,15 @@ public:
 class wxSize
 {
 public:
-    //@{
     /**
-        Creates a size object.
+        Initializes this size object with zero width and height.
     */
     wxSize();
+    
+    /**
+        Initializes this size object with the given @a width and @a height.
+    */
     wxSize(int width, int height);
-    //@}
 
     //@{
     /**
@@ -759,10 +796,12 @@ public:
     */
     void SetWidth(int width);
 
+    
     /**
-        Assignment operator.
+        @name Miscellaneous operators
     */
-    void operator =(const wxSize& sz);
+    //@{
+    wxSize& operator=(const wxSize& sz);
 
     bool operator ==(const wxSize& s1, const wxSize& s2);
     bool operator !=(const wxSize& s1, const wxSize& s2);
@@ -777,6 +816,7 @@ public:
     wxSize operator *(int factor, const wxSize& sz);
     wxSize& operator /=(int factor);
     wxSize& operator *=(int factor);
+    //@}
 };
 
 /**
@@ -791,7 +831,7 @@ wxSize wxDefaultSize;
 // Global functions/macros
 // ============================================================================
 
-/** @ingroup group_funcmacro_gdi */
+/** @addtogroup group_funcmacro_gdi */
 //@{
 
 /**
@@ -814,7 +854,7 @@ wxSize wxDefaultSize;
 
     @header{wx/gdicmn.h}
 */
-wxICON();
+#define wxICON(iconName)
 
 /**
     Returns @true if the display is colour, @false otherwise.
@@ -843,7 +883,7 @@ void wxSetCursor(const wxCursor& cursor);
 
 //@}
 
-/** @ingroup group_funcmacro_gdi */
+/** @addtogroup group_funcmacro_gdi */
 //@{
 /**
     Returns the dimensions of the work area on the display. On Windows this
@@ -857,22 +897,45 @@ void wxClientDisplayRect(int* x, int* y, int* width, int* height);
 wxRect wxGetClientDisplayRect();
 //@}
 
-/** @ingroup group_funcmacro_gdi */
+/** @addtogroup group_funcmacro_gdi */
+//@{
+/**
+    Returns the display resolution in pixels per inch.
+
+    The @c x component of the returned wxSize object contains the horizontal
+    resolution and the @c y one -- the vertical resolution.
+
+    @header{wx/gdicmn.h}
+
+    @since 2.9.0
+*/
+wxSize wxGetDisplayPPI();
+//@}
+
+/** @addtogroup group_funcmacro_gdi */
 //@{
 /**
     Returns the display size in pixels.
 
+    For the version taking @a width and @a header arguments, either of them
+    can be @NULL if the caller is not interested in the returned value.
+
     @header{wx/gdicmn.h}
 */
 void wxDisplaySize(int* width, int* height);
 wxSize wxGetDisplaySize();
 //@}
 
-/** @ingroup group_funcmacro_gdi */
+/** @addtogroup group_funcmacro_gdi */
 //@{
 /**
     Returns the display size in millimeters.
 
+    For the version taking @a width and @a header arguments, either of them
+    can be @NULL if the caller is not interested in the returned value.
+
+    @see wxGetDisplayPPI()
+
     @header{wx/gdicmn.h}
 */
 void wxDisplaySizeMM(int* width, int* height);