warn the user that for all basic classes wxPoint,wxRect,wxSize,wxRealPoint negative...

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@59559 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

diff --git a/interface/wx/gdicmn.h b/interface/wx/gdicmn.h
index 0475c1d194a921b10176fad658feefc472eed817..e8ae5f3451be03a15871363fbf0368b2a2013b0a 100644 (file)
--- a/interface/wx/gdicmn.h
+++ b/interface/wx/gdicmn.h
@@ -106,8 +106,11 @@ enum wxStockCursor
 
     A wxRealPoint is a useful data structure for graphics operations.
 
 
     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}
 
     @library{wxcore}
     @category{data}


@@ -117,6 +120,9 @@ enum wxStockCursor
 class wxRealPoint
 {
 public:
 class wxRealPoint
 {
 public:

+    /**
+        Initializes to zero the x and y members.
+    */

     wxRealPoint();
 
     /**
     wxRealPoint();
 
     /**


@@ -142,6 +148,10 @@ public:
 
     A class for manipulating rectangles.
 
 
     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}
 
     @library{wxcore}
     @category{data}
 


@@ -152,6 +162,7 @@ class wxRect
 public:
     /**
         Default constructor.
 public:
     /**
         Default constructor.

+        Initializes to zero the internal @a x, @a y, @a width and @a height members.

     */
     wxRect();
     /**
     */
     wxRect();
     /**


@@ -163,7 +174,7 @@ public:
     */
     wxRect(const wxPoint& topLeft, const wxPoint& bottomRight);
     /**
     */
     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);
     /**
     */
     wxRect(const wxPoint& pos, const wxSize& size);
     /**


@@ -451,8 +462,12 @@ public:
 
     A wxPoint is a useful data structure for graphics operations.
 
 
     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}
 
     @library{wxcore}
     @category{data}


@@ -465,17 +480,21 @@ public:
 class wxPoint
 {
 public:
 class wxPoint
 {
 public:

-    //@{

     /**
         Constructs a point.
     /**
         Constructs a point.

+        Initializes the internal x and y coordinates to zero.

     */
     wxPoint();
     */
     wxPoint();

+    
+    /**
+        Initializes the point object with the given @a x and @a y coordinates.
+    */

     wxPoint(int x, int y);
     wxPoint(int x, int y);

-    //@}

 
     /**
 
     /**

-        Assignment operator.
+        @name Miscellaneous operators

     */
     */

+    //@{

     wxPoint& operator=(const wxPoint& pt);
 
     bool operator ==(const wxPoint& p1, const wxPoint& p2);
     wxPoint& operator=(const wxPoint& pt);
 
     bool operator ==(const wxPoint& p1, const wxPoint& p2);


@@ -494,7 +513,8 @@ public:
 
     wxPoint& operator +=(const wxSize& sz);
     wxPoint& operator -=(const wxSize& sz);
 
     wxPoint& operator +=(const wxSize& sz);
     wxPoint& operator -=(const wxSize& sz);

-
+    //@}
+    

     /**
         x member.
     */
     /**
         x member.
     */


@@ -639,8 +659,14 @@ public:
 /**
     @class wxSize
 
 /**
     @class wxSize
 

-    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
 
     wxSize is used throughout wxWidgets as well as wxPoint which, although
     almost equivalent to wxSize, has a different meaning: wxPoint represents a


@@ -662,13 +688,15 @@ public:
 class wxSize
 {
 public:
 class wxSize
 {
 public:

-    //@{

     /**
     /**

-        Creates a size object.
+        Initializes this size object with zero width and height.

     */
     wxSize();
     */
     wxSize();

+    
+    /**
+        Initializes this size object with the given @a width and @a height.
+    */

     wxSize(int width, int height);
     wxSize(int width, int height);

-    //@}

 
     //@{
     /**
 
     //@{
     /**


@@ -768,9 +796,11 @@ public:
     */
     void SetWidth(int width);
 
     */
     void SetWidth(int width);
 

+    

     /**
     /**

-        Assignment operator.
+        @name Miscellaneous operators

     */
     */

+    //@{

     wxSize& operator=(const wxSize& sz);
 
     bool operator ==(const wxSize& s1, const wxSize& s2);
     wxSize& operator=(const wxSize& sz);
 
     bool operator ==(const wxSize& s1, const wxSize& s2);


@@ -786,6 +816,7 @@ public:
     wxSize operator *(int factor, const wxSize& sz);
     wxSize& operator /=(int factor);
     wxSize& operator *=(int factor);
     wxSize operator *(int factor, const wxSize& sz);
     wxSize& operator /=(int factor);
     wxSize& operator *=(int factor);

+    //@}

 };
 
 /**
 };
 
 /**