1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
|
//
// CairoHelper.cs
//
// Author:
// Aaron Bockover <abockover@novell.com>
//
// Copyright (C) 2007 Novell, Inc.
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
using System;
using System.Runtime.InteropServices;
namespace MonoDevelop.Components
{
public static class PangoCairoHelper
{
[DllImport("libpangocairo-1.0-0.dll", CallingConvention=CallingConvention.Cdecl)]
private static extern void pango_cairo_show_layout (IntPtr cr, IntPtr layout);
public static void ShowLayout (Cairo.Context cr, Pango.Layout layout)
{
pango_cairo_show_layout (cr == null ? IntPtr.Zero : cr.Handle, layout == null ? IntPtr.Zero : layout.Handle);
}
[DllImport("libpangocairo-1.0-0.dll", CallingConvention=CallingConvention.Cdecl)]
private static extern IntPtr pango_cairo_create_layout (IntPtr cr);
public static Pango.Layout CreateLayout (Cairo.Context cr)
{
IntPtr raw_ret = pango_cairo_create_layout (cr == null ? IntPtr.Zero : cr.Handle);
return GLib.Object.GetObject (raw_ret) as Pango.Layout;
}
[DllImport("libpangocairo-1.0-0.dll", CallingConvention=CallingConvention.Cdecl)]
private static extern void pango_cairo_layout_path (IntPtr cr, IntPtr layout);
public static void LayoutPath (Cairo.Context cr, Pango.Layout layout, bool iUnderstandThePerformanceImplications)
{
pango_cairo_layout_path (cr == null ? IntPtr.Zero : cr.Handle, layout == null ? IntPtr.Zero : layout.Handle);
}
[DllImport("libpangocairo-1.0-0.dll", CallingConvention=CallingConvention.Cdecl)]
private static extern void pango_cairo_context_set_resolution (IntPtr pango_context, double dpi);
public static void ContextSetResolution (Pango.Context context, double dpi)
{
pango_cairo_context_set_resolution (context == null ? IntPtr.Zero : context.Handle, dpi);
}
[DllImport("libpangocairo-1.0-0.dll", CallingConvention=CallingConvention.Cdecl)]
private static extern IntPtr pango_layout_get_context (IntPtr layout);
public static string GetColorString (Gdk.Color color)
{
return string.Format ("#{0:X02}{1:X02}{2:X02}", color.Red / 256, color.Green / 256, color.Blue / 256);
}
public static Pango.Context LayoutGetContext (Pango.Layout layout)
{
IntPtr handle = pango_layout_get_context (layout.Handle);
return handle.Equals (IntPtr.Zero) ? null : GLib.Object.GetObject (handle) as Pango.Context;
}
}
}
|
