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
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
|
package Défaut;
import java.awt.Color;
import java.awt.Dimension;
import java.awt.Font;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.GridBagLayout;
import java.awt.RenderingHints;
import java.awt.print.PageFormat;
import java.awt.print.Paper;
import java.awt.print.Printable;
import java.awt.print.PrinterException;
import java.awt.print.PrinterJob;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.Vector;
import javax.swing.JLabel;
import javax.swing.JPanel;
/**
* @author mep
*
*/
public class MPanelPrinter
implements Printable
{
public MPanelPrinter(JPanel panel)
{
documentTitle = "";
this.panel = panel;
initPrintablePanel();
}
public void initPrintablePanel()
{
showPrintZone = false;
fitIntoPage = false;
wrapComponent = false;
printJob = PrinterJob.getPrinterJob();
pageFormat = printJob.defaultPage();
pageFormat.setOrientation(1);
}
public void setOrientation(int orientation)
{
pageFormat.setOrientation(orientation);
}
public void setPrintZoneVisible(boolean status)
{
showPrintZone = status;
}
public void setWrapComponent(boolean status)
{
wrapComponent = status;
}
public void setFitIntoPage(boolean status)
{
fitIntoPage = status;
}
public int getPageWidth()
{
return (int)pageFormat.getImageableWidth();
}
public double getMarginTop ()
{
return pageFormat.getImageableY();
}
public double getMarginLeft ()
{
return pageFormat.getImageableX();
}
public void setLRMargins(int margin)
{
Paper paper = pageFormat.getPaper();
paper.setImageableArea(paper.getImageableX() , paper.getImageableY(), paper.getImageableWidth(), paper.getImageableHeight());
pageFormat.setPaper(paper);
}
public void setTBMargins(int margin)
{
Paper paper = pageFormat.getPaper();
paper.setImageableArea(paper.getImageableX(), paper.getImageableY() , paper.getImageableWidth(), paper.getImageableHeight() + (double)(margin / 2));
pageFormat.setPaper(paper);
System.out.println("marge = "+margin);
}
public void setDocumentTitle(String title)
{
documentTitle = title;
}
public int print(Graphics g, PageFormat pf, int pageIndex)
throws PrinterException
{
Dimension tailleDoc = panel.getSize();
double hauteurDocu = tailleDoc.getHeight();
double hauteurPage = pf.getImageableHeight();
double largeurDocu = tailleDoc.getWidth();
double largeurPage = pf.getImageableWidth();
int totalNumPages = (int)Math.ceil(hauteurDocu / hauteurPage);
if(wrapComponent)
totalNumPages = taillePages.size();
else
if(fitIntoPage)
totalNumPages = 1;
double scaleX = largeurPage / largeurDocu;
double scaleY = hauteurPage / hauteurDocu;
if(pageIndex >= totalNumPages)
return 1;
Graphics2D g2d = (Graphics2D)g;
g2d.setRenderingHint(RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_BICUBIC);
g2d.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, RenderingHints.VALUE_TEXT_ANTIALIAS_ON);
g2d.translate(pf.getImageableX(), pf.getImageableY());
if(fitIntoPage)
{
double ratio = Math.min(scaleX, scaleY);
g2d.scale(ratio, ratio);
} else
if(wrapComponent)
{
if(pageIndex > 0)
g2d.translate(0.0D, -((Double)taillePages.get(pageIndex - 1)).doubleValue());
} else
{
g2d.translate(0.0D, (double)(-pageIndex) * hauteurPage);
}
panel.paint(g2d);
if(wrapComponent)
{
double hauteurBlanc = ((Double)taillePages.get(pageIndex)).doubleValue();
g2d.setColor(Color.WHITE);
g2d.fillRect(0, (int)hauteurBlanc, (int)largeurPage, (int)hauteurBlanc + (int)hauteurPage);
}
if(wrapComponent)
{
if(pageIndex > 0)
g2d.translate(0.0D, ((Double)taillePages.get(pageIndex - 1)).doubleValue());
} else
{
g2d.translate(0.0D, (double)pageIndex * hauteurPage);
}
g2d.setColor(Color.BLACK);
g2d.setFont(new Font("Verdanna", 2, 10));
SimpleDateFormat format = new SimpleDateFormat("dd/MM/yyyy");
String date0 = format.format(new Date());
g2d.drawString( "Date d'impression : "+date0+" Page[" + (pageIndex + 1) + "/" + totalNumPages + "]", 0, (int)pf.getImageableHeight() - 5);
return 0;
}
public void print()
{
printJob.setPrintable(this, pageFormat);
try
{
if(printJob.printDialog())
{
if(wrapComponent)
calculatePages();
Paper paper = pageFormat.getPaper();
Paper save = pageFormat.getPaper();
paper.setImageableArea(paper.getImageableX(), paper.getImageableY(), paper.getWidth() - paper.getImageableX(), paper.getHeight() - paper.getImageableY());
pageFormat.setPaper(paper);
printJob.setPrintable(this, pageFormat);
printJob.print();
pageFormat.setPaper(save);
}
}
catch(PrinterException pe)
{
System.out.println("Erreur lors de l'impression du document: " + toString());
}
}
private void calculatePages()
{
taillePages = new Vector();
double hauteurPage = pageFormat.getImageableHeight();
double hauteurTotal = 0.0D;
double hauteurCumul = 0.0D;
for(int i = 0; i < panel.getComponentCount(); i++)
{
int gridBagInsets = 0;
if(panel.getLayout() instanceof GridBagLayout)
gridBagInsets = ((GridBagLayout)panel.getLayout()).getConstraints(panel.getComponent(i)).insets.bottom + ((GridBagLayout)panel.getLayout()).getConstraints(panel.getComponent(i)).insets.top;
double hauteurComponent = panel.getComponent(i).getSize().getHeight() + (double)gridBagInsets;
if(hauteurComponent > hauteurPage)
{
wrapComponent = false;
return;
}
hauteurTotal += hauteurComponent;
if(hauteurTotal > hauteurPage)
{
hauteurTotal -= hauteurComponent;
hauteurCumul += hauteurTotal;
taillePages.add(new Double(hauteurCumul));
hauteurTotal = hauteurComponent;
}
}
hauteurCumul += hauteurTotal;
taillePages.add(new Double(hauteurCumul));
}
private JPanel panel;
private boolean showPrintZone;
private boolean fitIntoPage;
private boolean wrapComponent;
private PageFormat pageFormat;
private PrinterJob printJob;
private Vector taillePages;
private String documentTitle;
public static final int PORTRAIT = 1;
public static final int LANDSCAPE = 0;
} |
