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
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
|
//
// System.Drawing.PreviewPrintController.cs
//
// Author:
// Dennis Hayes (dennish@Raytek.com)
//
// (C) 2002 Ximian, Inc
//
//
// Copyright (C) 2004 Novell, Inc (http://www.novell.com)
//
// 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.Collections;
using System.Drawing.Imaging;
namespace System.Drawing.Printing
{
public class PreviewPrintController : PrintController
{
bool useantialias;
ArrayList pageInfoList;
public PreviewPrintController()
{
useantialias = false;
pageInfoList = new ArrayList ();
}
#if NET_2_0
public virtual bool IsPreview {
get { return true; }
}
#endif
[MonoTODO]
public override void OnEndPage(PrintDocument document, PrintPageEventArgs e)
{
}
[MonoTODO]
public override void OnStartPrint(PrintDocument document, PrintEventArgs e)
{
if (!document.PrinterSettings.IsValid)
throw new InvalidPrinterException(document.PrinterSettings);
/* maybe we should reuse the images, and clear them? */
foreach (PreviewPageInfo pi in pageInfoList)
pi.Image.Dispose ();
pageInfoList.Clear ();
}
[MonoTODO]
public override void OnEndPrint(PrintDocument document, PrintEventArgs e)
{
}
[MonoTODO]
public override Graphics OnStartPage(PrintDocument document, PrintPageEventArgs e)
{
Image image = new Bitmap (e.PageSettings.PaperSize.Width * e.PageSettings.PrinterResolution.X / 100,
e.PageSettings.PaperSize.Height * e.PageSettings.PrinterResolution.Y / 100);
PreviewPageInfo info = new PreviewPageInfo (image, new Size (e.PageSettings.PaperSize.Width,
e.PageSettings.PaperSize.Height));
pageInfoList.Add (info);
Graphics g = Graphics.FromImage (info.Image);
g.FillRectangle (new SolidBrush (Color.White), new Rectangle (new Point (0,0), new Size (image.Width, image.Height)));
g.ScaleTransform (e.PageSettings.PrinterResolution.X / 100.0f, e.PageSettings.PrinterResolution.Y / 100.0f);
return g;
}
public virtual bool UseAntiAlias {
get{ return useantialias; }
set{ useantialias = value; }
}
public PreviewPageInfo [] GetPreviewPageInfo()
{
PreviewPageInfo [] pi = new PreviewPageInfo[pageInfoList.Count];
pageInfoList.CopyTo (pi);
return pi;
}
}
}
|
