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2005-02-07  Ben Maurer  <bmaurer@ximian.com>

	* en/Gdk/Point.xml, en/Gdk/Rectangle.xml: Document new
	members.

In .:
2005-02-07  Ben Maurer  <bmaurer@ximian.com>

	* gdk/Point.custom, gdk/Rectangle.custom: misc. new apis to make
	this more like the S.D structs.


svn path=/trunk/gtk-sharp/; revision=40282
This commit is contained in:
Ben Maurer 2005-02-08 00:19:32 +00:00
parent 3e5b480903
commit ec4072d1b5
6 changed files with 715 additions and 31 deletions
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5
ChangeLog
View File

@ -1,3 +1,8 @@
2005-02-07 Ben Maurer <bmaurer@ximian.com>
* gdk/Point.custom, gdk/Rectangle.custom: misc. new apis to make
this more like the S.D structs.
2005-02-03 Mike Kestner <mkestner@novell.com>
* gtk/NodeStore.cs : use CreateNativeObject to allow subclassing.

5
doc/ChangeLog
View File

@ -1,3 +1,8 @@
2005-02-07 Ben Maurer <bmaurer@ximian.com>
* en/Gdk/Point.xml, en/Gdk/Rectangle.xml: Document new
members.
2005-01-28 Dan Winship <danw@novell.com>
* en/GLib/NotifyArgs.xml:

69
doc/en/Gdk/Point.xml
View File

@ -103,5 +103,74 @@
<remarks />
</Docs>
</Member>
<Member MemberName="IsEmpty">
<MemberSignature Language="C#" Value="public bool IsEmpty { get; };" />
<MemberType>Property</MemberType>
<ReturnValue>
<ReturnType>System.Boolean</ReturnType>
</ReturnValue>
<Parameters />
<Docs>
<summary>Checks if the point is (0,0)</summary>
<returns>true if this == (0,0</returns>
</Docs>
</Member>
<Member MemberName="Equals">
<MemberSignature Language="C#" Value="public override bool Equals (object o);" />
<MemberType>Method</MemberType>
<ReturnValue>
<ReturnType>System.Boolean</ReturnType>
</ReturnValue>
<Parameters>
<Parameter Name="o" Type="System.Object" />
</Parameters>
<Docs>
<summary>Equality for points</summary>
<param name="o">a <see cref="T:System.Object" /></param>
<returns>true if <paramref name="o"/> == this</returns>
</Docs>
</Member>
<Member MemberName="GetHashCode">
<MemberSignature Language="C#" Value="public override int GetHashCode ();" />
<MemberType>Method</MemberType>
<ReturnValue>
<ReturnType>System.Int32</ReturnType>
</ReturnValue>
<Parameters />
<Docs>
<summary>Hashing for points</summary>
<returns>a hash code</returns>
</Docs>
</Member>
<Member MemberName="Offset">
<MemberSignature Language="C#" Value="public void Offset (int dx, int dy);" />
<MemberType>Method</MemberType>
<ReturnValue>
<ReturnType>System.Void</ReturnType>
</ReturnValue>
<Parameters>
<Parameter Name="dx" Type="System.Int32" />
<Parameter Name="dy" Type="System.Int32" />
</Parameters>
<Docs>
<summary>Moves this point by quanities dx and dy</summary>
<param name="dx">Quanity by which to change X</param>
<param name="dy">Quanity by which to change Y</param>
</Docs>
</Member>
<Member MemberName=".ctor">
<MemberSignature Language="C#" Value="public Point (Gdk.Size sz);" />
<MemberType>Constructor</MemberType>
<ReturnValue />
<Parameters>
<Parameter Name="sz" Type="Gdk.Size" />
</Parameters>
<Docs>
<summary>Constructs a point from a <see cref="T:Gdk.Size" /></summary>
<param name="sz">a <see cref="T:Gdk.Size" /></param>
<returns><paramref name="sz"/> as a <see cref="T:Gdk.Point" /></returns>
<remarks>The point will have an X of <paramref name="sz"/>.Width and a Y of <paramref name="sz"/>.Height</remarks>
</Docs>
</Member>
</Members>
</Type>

395
doc/en/Gdk/Rectangle.xml
View File

@ -179,5 +179,400 @@
<remarks>The result is the rectangular region occupied by both source rectanlges.</remarks>
</Docs>
</Member>
<Member MemberName="Top">
<MemberSignature Language="C#" Value="public int Top { get; };" />
<MemberType>Property</MemberType>
<ReturnValue>
<ReturnType>System.Int32</ReturnType>
</ReturnValue>
<Parameters />
<Docs>
<summary>The Y coordinate of the top of the rectangle.</summary>
<returns>a <see cref="T:System.Int32" /></returns>
</Docs>
</Member>
<Member MemberName="Bottom">
<MemberSignature Language="C#" Value="public int Bottom { get; };" />
<MemberType>Property</MemberType>
<ReturnValue>
<ReturnType>System.Int32</ReturnType>
</ReturnValue>
<Parameters />
<Docs>
<summary>The Y coordinate of the bottom of the rectangle.</summary>
<returns>a <see cref="T:System.Int32" /></returns>
</Docs>
</Member>
<Member MemberName="Right">
<MemberSignature Language="C#" Value="public int Right { get; };" />
<MemberType>Property</MemberType>
<ReturnValue>
<ReturnType>System.Int32</ReturnType>
</ReturnValue>
<Parameters />
<Docs>
<summary>The X coordinate of the right of the rectangle.</summary>
<returns>a <see cref="T:System.Int32" /></returns>
</Docs>
</Member>
<Member MemberName="Left">
<MemberSignature Language="C#" Value="public int Left { get; };" />
<MemberType>Property</MemberType>
<ReturnValue>
<ReturnType>System.Int32</ReturnType>
</ReturnValue>
<Parameters />
<Docs>
<summary>The X coordinate of the left of the rectangle.</summary>
<returns>a <see cref="T:System.Int32" /></returns>
</Docs>
</Member>
<Member MemberName="IsEmpty">
<MemberSignature Language="C#" Value="public bool IsEmpty { get; };" />
<MemberType>Property</MemberType>
<ReturnValue>
<ReturnType>System.Boolean</ReturnType>
</ReturnValue>
<Parameters />
<Docs>
<summary>Gets if the area of the rectangle is zero</summary>
<returns>a <see cref="T:System.Boolean" /></returns>
<remarks>This will return true if either the height or the width is zero.</remarks>
</Docs>
</Member>
<Member MemberName="Size">
<MemberSignature Language="C#" Value="public Gdk.Size Size { set; get; };" />
<MemberType>Property</MemberType>
<ReturnValue>
<ReturnType>Gdk.Size</ReturnType>
</ReturnValue>
<Parameters />
<Docs>
<summary>Gets the size represented by (Width, Height)</summary>
<returns>a <see cref="T:Gdk.Size" /></returns>
</Docs>
</Member>
<Member MemberName="Location">
<MemberSignature Language="C#" Value="public Gdk.Point Location { set; get; };" />
<MemberType>Property</MemberType>
<ReturnValue>
<ReturnType>Gdk.Point</ReturnType>
</ReturnValue>
<Parameters />
<Docs>
<summary>Gets the point represented by (X, Y)</summary>
<returns>a <see cref="T:Gdk.Point" /></returns>
</Docs>
</Member>
<Member MemberName="FromLTRB">
<MemberSignature Language="C#" Value="public static Gdk.Rectangle FromLTRB (int left, int top, int right, int bottom);" />
<MemberType>Method</MemberType>
<ReturnValue>
<ReturnType>Gdk.Rectangle</ReturnType>
</ReturnValue>
<Parameters>
<Parameter Name="left" Type="System.Int32" />
<Parameter Name="top" Type="System.Int32" />
<Parameter Name="right" Type="System.Int32" />
<Parameter Name="bottom" Type="System.Int32" />
</Parameters>
<Docs>
<summary>Creates a rectangle given the left, right, top, and bottom.</summary>
<param name="left">a <see cref="T:System.Int32" /></param>
<param name="top">a <see cref="T:System.Int32" /></param>
<param name="right">a <see cref="T:System.Int32" /></param>
<param name="bottom">a <see cref="T:System.Int32" /></param>
<returns>a <see cref="T:Gdk.Rectangle" /></returns>
</Docs>
</Member>
<Member MemberName="Union">
<MemberSignature Language="C#" Value="public static Gdk.Rectangle Union (Gdk.Rectangle r1, Gdk.Rectangle r2);" />
<MemberType>Method</MemberType>
<ReturnValue>
<ReturnType>Gdk.Rectangle</ReturnType>
</ReturnValue>
<Parameters>
<Parameter Name="r1" Type="Gdk.Rectangle" />
<Parameter Name="r2" Type="Gdk.Rectangle" />
</Parameters>
<Docs>
<summary>Gets the smallest rectangle that contains both parameters</summary>
<param name="r1">a <see cref="T:Gdk.Rectangle" /></param>
<param name="r2">a <see cref="T:Gdk.Rectangle" /></param>
<returns>a <see cref="T:Gdk.Rectangle" /></returns>
</Docs>
</Member>
<Member MemberName="Intersect">
<MemberSignature Language="C#" Value="public static Gdk.Rectangle Intersect (Gdk.Rectangle r1, Gdk.Rectangle r2);" />
<MemberType>Method</MemberType>
<ReturnValue>
<ReturnType>Gdk.Rectangle</ReturnType>
</ReturnValue>
<Parameters>
<Parameter Name="r1" Type="Gdk.Rectangle" />
<Parameter Name="r2" Type="Gdk.Rectangle" />
</Parameters>
<Docs>
<summary>Gets the largest rectangle (if any) which is contained by both parameters.</summary>
<param name="r1">a <see cref="T:Gdk.Rectangle" /></param>
<param name="r2">a <see cref="T:Gdk.Rectangle" /></param>
<returns>a <see cref="T:Gdk.Rectangle" /></returns>
</Docs>
</Member>
<Member MemberName="Inflate">
<MemberSignature Language="C#" Value="public static Gdk.Rectangle Inflate (Gdk.Rectangle rect, int x, int y);" />
<MemberType>Method</MemberType>
<ReturnValue>
<ReturnType>Gdk.Rectangle</ReturnType>
</ReturnValue>
<Parameters>
<Parameter Name="rect" Type="Gdk.Rectangle" />
<Parameter Name="x" Type="System.Int32" />
<Parameter Name="y" Type="System.Int32" />
</Parameters>
<Docs>
<summary>Changes the size of each side of the rectangle by the specified amount.</summary>
<param name="rect">a <see cref="T:Gdk.Rectangle" /></param>
<param name="x">Change in the X size</param>
<param name="y">Change in the Y size</param>
<returns>a <see cref="T:Gdk.Rectangle" /></returns>
<remarks>The rectangle's center is the same as the center of <paramref name="rect"/>.</remarks>
</Docs>
</Member>
<Member MemberName="Inflate">
<MemberSignature Language="C#" Value="public static Gdk.Rectangle Inflate (Gdk.Rectangle rect, Gdk.Size sz);" />
<MemberType>Method</MemberType>
<ReturnValue>
<ReturnType>Gdk.Rectangle</ReturnType>
</ReturnValue>
<Parameters>
<Parameter Name="rect" Type="Gdk.Rectangle" />
<Parameter Name="sz" Type="Gdk.Size" />
</Parameters>
<Docs>
<summary>Changes the size of each side of the rectangle by the specified amount.</summary>
<param name="rect">a <see cref="T:Gdk.Rectangle" /></param>
<param name="sz">A change in size.</param>
<returns>a <see cref="T:Gdk.Rectangle" /></returns>
<remarks>The rectangle's center is the same as the center of <paramref name="rect"/>.</remarks>
</Docs>
</Member>
<Member MemberName="Offset">
<MemberSignature Language="C#" Value="public static Gdk.Rectangle Offset (Gdk.Rectangle rect, int dx, int dy);" />
<MemberType>Method</MemberType>
<ReturnValue>
<ReturnType>Gdk.Rectangle</ReturnType>
</ReturnValue>
<Parameters>
<Parameter Name="rect" Type="Gdk.Rectangle" />
<Parameter Name="dx" Type="System.Int32" />
<Parameter Name="dy" Type="System.Int32" />
</Parameters>
<Docs>
<summary>Returns the rectangle shifted by (dx,dy)</summary>
<param name="rect">a <see cref="T:Gdk.Rectangle" /></param>
<param name="dx">a <see cref="T:System.Int32" /></param>
<param name="dy">a <see cref="T:System.Int32" /></param>
<returns>a <see cref="T:Gdk.Rectangle" /></returns>
</Docs>
</Member>
<Member MemberName="Offset">
<MemberSignature Language="C#" Value="public static Gdk.Rectangle Offset (Gdk.Rectangle rect, Gdk.Point dr);" />
<MemberType>Method</MemberType>
<ReturnValue>
<ReturnType>Gdk.Rectangle</ReturnType>
</ReturnValue>
<Parameters>
<Parameter Name="rect" Type="Gdk.Rectangle" />
<Parameter Name="dr" Type="Gdk.Point" />
</Parameters>
<Docs>
<summary>Returns a rectangle shifted by the vector dr</summary>
<param name="rect">a <see cref="T:Gdk.Rectangle" /></param>
<param name="dr">a <see cref="T:Gdk.Point" /></param>
<returns>a <see cref="T:Gdk.Rectangle" /></returns>
</Docs>
</Member>
<Member MemberName="Equals">
<MemberSignature Language="C#" Value="public override bool Equals (object o);" />
<MemberType>Method</MemberType>
<ReturnValue>
<ReturnType>System.Boolean</ReturnType>
</ReturnValue>
<Parameters>
<Parameter Name="o" Type="System.Object" />
</Parameters>
<Docs>
<summary>Equality for rectangles</summary>
<param name="o">a <see cref="T:System.Object" /></param>
<returns>a <see cref="T:System.Boolean" /></returns>
</Docs>
</Member>
<Member MemberName="GetHashCode">
<MemberSignature Language="C#" Value="public override int GetHashCode ();" />
<MemberType>Method</MemberType>
<ReturnValue>
<ReturnType>System.Int32</ReturnType>
</ReturnValue>
<Parameters />
<Docs>
<summary>Hashing for rectangles</summary>
<returns>a <see cref="T:System.Int32" /></returns>
</Docs>
</Member>
<Member MemberName="Contains">
<MemberSignature Language="C#" Value="public bool Contains (Gdk.Rectangle rect);" />
<MemberType>Method</MemberType>
<ReturnValue>
<ReturnType>System.Boolean</ReturnType>
</ReturnValue>
<Parameters>
<Parameter Name="rect" Type="Gdk.Rectangle" />
</Parameters>
<Docs>
<summary>Tests if a rectangle is contained in this rectangle.</summary>
<param name="rect">a <see cref="T:Gdk.Rectangle" /></param>
<returns>a <see cref="T:System.Boolean" /></returns>
<remarks>The rectangle must be fully enclosed for this test to return true. That is,
the intersection of this and <paramref name="rect" /> must equal <paramref name="rect" />.</remarks>
</Docs>
</Member>
<Member MemberName="Contains">
<MemberSignature Language="C#" Value="public bool Contains (Gdk.Point pt);" />
<MemberType>Method</MemberType>
<ReturnValue>
<ReturnType>System.Boolean</ReturnType>
</ReturnValue>
<Parameters>
<Parameter Name="pt" Type="Gdk.Point" />
</Parameters>
<Docs>
<summary>Does hit testing for a point</summary>
<param name="pt">a <see cref="T:Gdk.Point" /></param>
<returns>a <see cref="T:System.Boolean" /></returns>
</Docs>
</Member>
<Member MemberName="Contains">
<MemberSignature Language="C#" Value="public bool Contains (int x, int y);" />
<MemberType>Method</MemberType>
<ReturnValue>
<ReturnType>System.Boolean</ReturnType>
</ReturnValue>
<Parameters>
<Parameter Name="x" Type="System.Int32" />
<Parameter Name="y" Type="System.Int32" />
</Parameters>
<Docs>
<summary>Does hit testing for a point</summary>
<param name="x">a <see cref="T:System.Int32" /></param>
<param name="y">a <see cref="T:System.Int32" /></param>
<returns>a <see cref="T:System.Boolean" /></returns>
</Docs>
</Member>
<Member MemberName="IntersectsWith">
<MemberSignature Language="C#" Value="public bool IntersectsWith (Gdk.Rectangle r);" />
<MemberType>Method</MemberType>
<ReturnValue>
<ReturnType>System.Boolean</ReturnType>
</ReturnValue>
<Parameters>
<Parameter Name="r" Type="Gdk.Rectangle" />
</Parameters>
<Docs>
<summary>Tests if there is any overlap of this rectangle and another</summary>
<param name="r">a <see cref="T:Gdk.Rectangle" /></param>
<returns>a <see cref="T:System.Boolean" /></returns>
</Docs>
</Member>
<Member MemberName="Intersect">
<MemberSignature Language="C#" Value="public void Intersect (Gdk.Rectangle r);" />
<MemberType>Method</MemberType>
<ReturnValue>
<ReturnType>System.Void</ReturnType>
</ReturnValue>
<Parameters>
<Parameter Name="r" Type="Gdk.Rectangle" />
</Parameters>
<Docs>
<summary>Modifies this rectangle to be the intersection with another rectangle</summary>
<param name="r">a <see cref="T:Gdk.Rectangle" /></param>
</Docs>
</Member>
<Member MemberName="Inflate">
<MemberSignature Language="C#" Value="public void Inflate (Gdk.Size sz);" />
<MemberType>Method</MemberType>
<ReturnValue>
<ReturnType>System.Void</ReturnType>
</ReturnValue>
<Parameters>
<Parameter Name="sz" Type="Gdk.Size" />
</Parameters>
<Docs>
<summary>Inflates this rectangle by a given size.</summary>
<param name="sz">a <see cref="T:Gdk.Size" /></param>
</Docs>
</Member>
<Member MemberName="Inflate">
<MemberSignature Language="C#" Value="public void Inflate (int width, int height);" />
<MemberType>Method</MemberType>
<ReturnValue>
<ReturnType>System.Void</ReturnType>
</ReturnValue>
<Parameters>
<Parameter Name="width" Type="System.Int32" />
<Parameter Name="height" Type="System.Int32" />
</Parameters>
<Docs>
<summary>Inflates this rectangle by a given size.</summary>
<param name="width">a <see cref="T:System.Int32" /></param>
<param name="height">a <see cref="T:System.Int32" /></param>
</Docs>
</Member>
<Member MemberName="Offset">
<MemberSignature Language="C#" Value="public void Offset (int dx, int dy);" />
<MemberType>Method</MemberType>
<ReturnValue>
<ReturnType>System.Void</ReturnType>
</ReturnValue>
<Parameters>
<Parameter Name="dx" Type="System.Int32" />
<Parameter Name="dy" Type="System.Int32" />
</Parameters>
<Docs>
<summary>Offsets this rectangle by (dx,dy)</summary>
<param name="dx">a <see cref="T:System.Int32" /></param>
<param name="dy">a <see cref="T:System.Int32" /></param>
</Docs>
</Member>
<Member MemberName="Offset">
<MemberSignature Language="C#" Value="public void Offset (Gdk.Point dr);" />
<MemberType>Method</MemberType>
<ReturnValue>
<ReturnType>System.Void</ReturnType>
</ReturnValue>
<Parameters>
<Parameter Name="dr" Type="Gdk.Point" />
</Parameters>
<Docs>
<summary>Offsets this rectangle by the vector dr</summary>
<param name="dr">a <see cref="T:Gdk.Point" /></param>
<remarks>To be added</remarks>
</Docs>
</Member>
<Member MemberName=".ctor">
<MemberSignature Language="C#" Value="public Rectangle (Gdk.Point loc, Gdk.Size sz);" />
<MemberType>Constructor</MemberType>
<ReturnValue />
<Parameters>
<Parameter Name="loc" Type="Gdk.Point" />
<Parameter Name="sz" Type="Gdk.Size" />
</Parameters>
<Docs>
<summary>Creates a rectangle from a point and a size.</summary>
<param name="loc">a <see cref="T:Gdk.Point" /></param>
<param name="sz">a <see cref="T:Gdk.Size" /></param>
<returns>A rectangle with a location of <paramref name="loc"/> and size of <paramref name="size"/>.</returns>
</Docs>
</Member>
</Members>
</Type>

85
gdk/Point.custom
View File

@ -1,10 +1,14 @@
// Gdk.Point.custom - Gdk Point class customizations
//
// Author: Jasper van Putten <Jaspervp@gmx.net>
// Author: Martin Willemoes Hansen <mwh@sysrq.dk>
// Authors:
// Jasper van Putten <Jaspervp@gmx.net>
// Martin Willemoes Hansen <mwh@sysrq.dk>
// Ben Maurer <bmaurer@novell.com>
// Contains lots of c&p from System.Drawing
//
// Copyright (c) 2002 Jasper van Putten
// Copyright (c) 2003 Martin Willemoes Hansen
// Copyright (c) 2005 Novell, Inc
//
// This code is inserted after the automatically generated code.
//
@ -22,30 +26,69 @@
// Free Software Foundation, Inc., 59 Temple Place - Suite 330,
// Boston, MA 02111-1307, USA.
/// <summary>
/// ToString method
/// </summary>
///
/// <remarks>
/// returns a string representation of this point
/// </remarks>
public override string ToString ()
{
return String.Format ("({0},{1})", X, Y);
}
/// <summary>
/// Point Constructor
/// </summary>
///
/// <remarks>
/// Constructs a new Point with the specified
/// coordinates.
/// </remarks>
public Point (int x, int y)
{
this.X = x;
this.Y = y;
this.X = x;
this.Y = y;
}
public Point (Size sz)
{
this.X = sz.Width;
this.Y = sz.Height;
}
public override bool Equals (object o)
{
if (!(o is Point))
return false;
return (this == (Point) o);
}
public override int GetHashCode ()
{
return X ^ Y;
}
public void Offset (int dx, int dy)
{
X += dx;
Y += dy;
}
public bool IsEmpty {
get {
return ((X == 0) && (Y == 0));
}
}
public static explicit operator Size (Point pt)
{
return new Size (pt.X, pt.Y);
}
public static Point operator + (Point pt, Size sz)
{
return new Point (pt.X + sz.Width, pt.Y + sz.Height);
}
public static Point operator - (Point pt, Size sz)
{
return new Point (pt.X - sz.Width, pt.Y - sz.Height);
}
public static bool operator == (Point pt_a, Point pt_b)
{
return ((pt_a.X == pt_b.X) && (pt_a.Y == pt_b.Y));
}
public static bool operator != (Point pt_a, Point pt_b)
{
return ((pt_a.X != pt_b.X) || (pt_a.Y != pt_b.Y));
}

187
gdk/Rectangle.custom
View File

@ -1,8 +1,12 @@
// Gdk.Point.Rectangle - Gdk Rectangle class customizations
//
// Author: Jasper van Putten <Jaspervp@gmx.net>
// Authors:
// Jasper van Putten <Jaspervp@gmx.net>
// Ben Maurer <bmaurer@novell.com>
// Contains lots of c&p from System.Drawing
//
// Copyright (c) 2002 Jasper van Putten
// Copyright (c) 2005 Novell, Inc
//
// This code is inserted after the automatically generated code.
//
@ -21,20 +25,12 @@
// Boston, MA 02111-1307, USA.
/// <summary>
/// ToString method
/// </summary>
///
/// <remarks>
/// returns a string representation of this Rectangle
///
/// </remarks>
public override string ToString ()
{
return String.Format ("{0}x{1}+{2}+{3}", Width, Height, X, Y);
}
// constructors
public Rectangle (int x, int y, int width, int height)
{
this.X = x;
@ -43,3 +39,174 @@ public Rectangle (int x, int y, int width, int height)
this.Height = height;
}
public Rectangle (Point loc, Size sz) : this (loc.X, loc.Y, sz.Width, sz.Height) {}
public static Rectangle FromLTRB (int left, int top, int right, int bottom)
{
return new Rectangle (left, top, right - left,
bottom - top);
}
// Equality
public override bool Equals (object o)
{
if (!(o is Rectangle))
return false;
return (this == (Rectangle) o);
}
public override int GetHashCode ()
{
return (Height + Width) ^ X + Y;
}
public static bool operator == (Rectangle r1, Rectangle r2)
{
return ((r1.Location == r2.Location) && (r1.Size == r2.Size));
}
public static bool operator != (Rectangle r1, Rectangle r2)
{
return !(r1 == r2);
}
// Hit Testing / Intersection / Union
public bool Contains (Rectangle rect)
{
return (rect == Intersect (this, rect));
}
public bool Contains (Point pt)
{
return Contains (pt.X, pt.Y);
}
public bool Contains (int x, int y)
{
return ((x >= Left) && (x <= Right) &&
(y >= Top) && (y <= Bottom));
}
public bool IntersectsWith (Rectangle r)
{
return !((Left > r.Right) || (Right < r.Left) ||
(Top > r.Bottom) || (Bottom < r.Top));
}
public static Rectangle Union (Rectangle r1, Rectangle r2)
{
return FromLTRB (Math.Min (r1.Left, r2.Left),
Math.Min (r1.Top, r2.Top),
Math.Max (r1.Right, r2.Right),
Math.Max (r1.Bottom, r2.Bottom));
}
public void Intersect (Rectangle r)
{
if (!IntersectsWith (r)) {
X = 0;
Y = 0;
Width = 0;
Height = 0;
}
X = Math.Max (Left, r.Left);
Y = Math.Max (Top, r.Top);
Width = Math.Min (Right, r.Right) - X;
Height = Math.Min (Bottom, r.Bottom) - Y;
}
public static Rectangle Intersect (Rectangle r1, Rectangle r2)
{
Rectangle r = r1;
r.Intersect (r2);
return r;
}
// Position/Size
public int Top {
get { return Y; }
}
public int Bottom {
get { return Y + Height; }
}
public int Right {
get { return X + Width; }
}
public int Left {
get { return X; }
}
public bool IsEmpty {
get { return (Width == 0) || (Height == 0); }
}
public Size Size {
get {
return new Size (Width, Height);
}
set {
Width = value.Width;
Height = value.Height;
}
}
public Point Location {
get {
return new Point (X, Y);
}
set {
X = value.X;
Y = value.Y;
}
}
// Inflate and Offset
public void Inflate (Size sz)
{
Inflate (sz.Width, sz.Height);
}
public void Inflate (int width, int height)
{
X -= width;
Y -= height;
Width += width * 2;
Height += height * 2;
}
public static Rectangle Inflate (Rectangle rect, int x, int y)
{
Rectangle r = rect;
r.Inflate (x, y);
return r;
}
public static Rectangle Inflate (Rectangle rect, Size sz)
{
return Inflate (rect, sz.Width, sz.Height);
}
public void Offset (int dx, int dy)
{
X += dx;
Y += dy;
}
public void Offset (Point dr)
{
Offset (dr.X, dr.Y);
}
public static Rectangle Offset (Rectangle rect, int dx, int dy)
{
Rectangle r = rect;
r.Offset (dx, dy);
return r;
}
public static Rectangle Offset (Rectangle rect, Point dr)
{
return Offset (rect, dr.X, dr.Y);
}