2 // Mono.Cairo.Pattern.cs
4 // Author: Jordi Mas (jordi@ximian.com)
5 // Hisham Mardam Bey (hisham.mardambey@gmail.com)
6 // (C) Ximian Inc, 2004.
8 // Copyright (C) 2004 Novell, Inc (http://www.novell.com)
10 // Permission is hereby granted, free of charge, to any person obtaining
11 // a copy of this software and associated documentation files (the
12 // "Software"), to deal in the Software without restriction, including
13 // without limitation the rights to use, copy, modify, merge, publish,
14 // distribute, sublicense, and/or sell copies of the Software, and to
15 // permit persons to whom the Software is furnished to do so, subject to
16 // the following conditions:
18 // The above copyright notice and this permission notice shall be
19 // included in all copies or substantial portions of the Software.
21 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
22 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
23 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
24 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
25 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
26 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
27 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
31 using System.Runtime.InteropServices;
36 public class PatternLinear : Pattern
38 public PatternLinear (double x0, double y0, double x1, double y1) : base()
40 pattern = CairoAPI.cairo_pattern_create_linear (x0, y0, x1, y1);
45 public class PatternRadial : Pattern
47 public PatternRadial (double cx0, double cy0, double radius0,
48 double cx1, double cy1, double radius1) : base()
50 pattern = CairoAPI.cairo_pattern_create_radial (cx0, cy0, radius0,
56 public class PatternRgba : Pattern
58 public PatternRgba (double r, double g, double b, double a) : base ()
60 pattern = CairoAPI.cairo_pattern_create_rgba (r, g, b, a);
67 protected IntPtr pattern = IntPtr.Zero;
73 internal Pattern (IntPtr ptr)
78 public Pattern (Surface surface)
80 pattern = CairoAPI.cairo_pattern_create_for_surface (surface.Pointer);
83 protected void Reference ()
85 CairoAPI.cairo_pattern_reference (pattern);
88 public void Destroy ()
90 CairoAPI.cairo_pattern_destroy (pattern);
93 public Status AddColorStop (double offset, Cairo.Color c)
95 return CairoAPI.cairo_pattern_add_color_stop_rgba (pattern, offset,
99 public Status AddColorStopRgb (double offset, Cairo.Color c)
101 return CairoAPI.cairo_pattern_add_color_stop_rgb (pattern, offset,
107 get { return CairoAPI.cairo_pattern_status (pattern); }
110 public Matrix Matrix {
112 CairoAPI.cairo_pattern_set_matrix (pattern,
117 Matrix_T matrix = new Matrix_T ();
118 IntPtr p = Marshal.AllocCoTaskMem ( Marshal.SizeOf (matrix));
119 Marshal.StructureToPtr (matrix, p, true);
120 CairoAPI.cairo_pattern_get_matrix (pattern, p);
121 matrix = (Matrix_T)Marshal.PtrToStructure(p, typeof(Matrix_T));
122 Marshal.FreeCoTaskMem (p);
123 return new Cairo.Matrix (matrix);
127 public Extend Extend {
128 set { CairoAPI.cairo_pattern_set_extend (pattern, value); }
129 get { return CairoAPI.cairo_pattern_get_extend (pattern); }
132 public Filter Filter {
133 set { CairoAPI.cairo_pattern_set_filter (pattern, value); }
134 get { return CairoAPI.cairo_pattern_get_filter (pattern); }
137 public IntPtr Pointer {
138 get { return pattern; }