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* cairo/*.cs: flatten source hierarchy to simplify win32 build. * sample/Makefile.am: fix a ref issue with local cairo. svn path=/trunk/gtk-sharp/; revision=115401
142 lines
3.8 KiB
C#
142 lines
3.8 KiB
C#
//
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// Mono.Cairo.Pattern.cs
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//
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// Author: Jordi Mas (jordi@ximian.com)
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// Hisham Mardam Bey (hisham.mardambey@gmail.com)
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// (C) Ximian Inc, 2004.
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//
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// Copyright (C) 2004 Novell, Inc (http://www.novell.com)
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//
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// Permission is hereby granted, free of charge, to any person obtaining
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// a copy of this software and associated documentation files (the
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// "Software"), to deal in the Software without restriction, including
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// without limitation the rights to use, copy, modify, merge, publish,
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// distribute, sublicense, and/or sell copies of the Software, and to
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// permit persons to whom the Software is furnished to do so, subject to
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// the following conditions:
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//
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// The above copyright notice and this permission notice shall be
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// included in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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//
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using System;
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using System.Collections;
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namespace Cairo {
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public class Pattern : IDisposable
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{
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protected IntPtr pattern = IntPtr.Zero;
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internal static Pattern Lookup (IntPtr pattern)
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{
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if (pattern == IntPtr.Zero)
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return null;
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object x = patterns [pattern];
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if (x != null)
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return (Pattern) x;
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PatternType pt = NativeMethods.cairo_pattern_get_type (pattern);
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switch (pt) {
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case PatternType.Solid:
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return new SolidPattern (pattern);
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case PatternType.Surface:
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return new SurfacePattern (pattern);
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case PatternType.Linear:
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return new LinearGradient (pattern);
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case PatternType.Radial:
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return new RadialGradient (pattern);
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default:
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return new Pattern (pattern);
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}
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}
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protected Pattern ()
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{
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}
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static Hashtable patterns = new Hashtable ();
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internal Pattern (IntPtr ptr)
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{
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lock (patterns){
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patterns [ptr] = this;
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}
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pattern = ptr;
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}
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~Pattern ()
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{
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}
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[Obsolete ("Use the SurfacePattern constructor")]
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public Pattern (Surface surface)
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{
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pattern = NativeMethods.cairo_pattern_create_for_surface (surface.Handle);
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}
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protected void Reference ()
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{
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NativeMethods.cairo_pattern_reference (pattern);
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}
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void IDisposable.Dispose ()
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{
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Dispose (true);
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}
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protected virtual void Dispose (bool disposing)
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{
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if (disposing)
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Destroy ();
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GC.SuppressFinalize (this);
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}
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public void Destroy ()
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{
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if (pattern != IntPtr.Zero){
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NativeMethods.cairo_pattern_destroy (pattern);
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pattern = IntPtr.Zero;
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}
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lock (patterns){
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patterns.Remove (this);
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}
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}
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public Status Status
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{
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get { return NativeMethods.cairo_pattern_status (pattern); }
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}
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public Matrix Matrix {
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set {
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NativeMethods.cairo_pattern_set_matrix (pattern, value);
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}
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get {
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Matrix m = new Matrix ();
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NativeMethods.cairo_pattern_get_matrix (pattern, m);
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return m;
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}
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}
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public IntPtr Pointer {
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get { return pattern; }
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}
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public PatternType PatternType {
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get { return NativeMethods.cairo_pattern_get_type (pattern); }
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}
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}
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}
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