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comparison org.eclipse.ui.forms/src/org/eclipse/ui/internal/forms/widgets/FormUtil.d @ 92:ebefa5c2eab4

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moving ICU bindings to com.ibm.icu
author Frank Benoit <benoit@tionex.de>
date Sun, 19 Apr 2009 13:49:38 +0200
parents dbfb303e8fb0
children
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91:2755ef2c8ef8 92:ebefa5c2eab4
11 * Port to the D programming language: 11 * Port to the D programming language:
12 * Frank Benoit <benoit@tionex.de> 12 * Frank Benoit <benoit@tionex.de>
13 *******************************************************************************/ 13 *******************************************************************************/
14 module org.eclipse.ui.internal.forms.widgets.FormUtil; 14 module org.eclipse.ui.internal.forms.widgets.FormUtil;
15 15
16 16 import java.lang.all;
17 // import com.ibm.icu.text.BreakIterator; 17 import java.util.Set;
18 18
19 import org.eclipse.swt.SWT; 19 import org.eclipse.swt.SWT;
20 import org.eclipse.swt.custom.ScrolledComposite; 20 import org.eclipse.swt.custom.ScrolledComposite;
21 import org.eclipse.swt.events.MouseEvent; 21 import org.eclipse.swt.events.MouseEvent;
22 import org.eclipse.swt.graphics.Device; 22 import org.eclipse.swt.graphics.Device;
38 import org.eclipse.ui.forms.widgets.Form; 38 import org.eclipse.ui.forms.widgets.Form;
39 import org.eclipse.ui.forms.widgets.FormText; 39 import org.eclipse.ui.forms.widgets.FormText;
40 import org.eclipse.ui.forms.widgets.FormToolkit; 40 import org.eclipse.ui.forms.widgets.FormToolkit;
41 import org.eclipse.ui.forms.widgets.ILayoutExtension; 41 import org.eclipse.ui.forms.widgets.ILayoutExtension;
42 42
43 import java.lang.all; 43 import com.ibm.icu.text.BreakIterator;
44 import java.util.Set;
45
46 import java.mangoicu.UBreakIterator;
47 44
48 public class FormUtil { 45 public class FormUtil {
49 46
50 public static const String PLUGIN_ID = "org.eclipse.ui.forms"; //$NON-NLS-1$ 47 public static const String PLUGIN_ID = "org.eclipse.ui.forms"; //$NON-NLS-1$
51 48
107 text.setLayoutData(gd); 104 text.setLayoutData(gd);
108 return text; 105 return text;
109 } 106 }
110 107
111 public static int computeMinimumWidth(GC gc, String text) { 108 public static int computeMinimumWidth(GC gc, String text) {
112 auto wb = UBreakIterator.openWordIterator( ULocale.Default, text ); 109 BreakIterator wb = BreakIterator.getWordInstance();
113 scope(exit) wb.close(); 110 wb.setText(text);
114 int last = 0; 111 int last = 0;
115 int width = 0; 112 int width = 0;
116 113
117 for (int loc = wb.first(); loc !is UBreakIterator.Done; loc = wb.next()) { 114 for (int loc = wb.first(); loc !is BreakIterator.DONE; loc = wb.next()) {
118 String word = text.substring(last, loc); 115 String word = text.substring(last, loc);
119 Point extent = gc.textExtent(word); 116 Point extent = gc.textExtent(word);
120 width = Math.max(width, extent.x); 117 width = Math.max(width, extent.x);
121 last = loc; 118 last = loc;
122 } 119 }
125 width = Math.max(width, extent.x); 122 width = Math.max(width, extent.x);
126 return width; 123 return width;
127 } 124 }
128 125
129 public static Point computeWrapSize(GC gc, String text, int wHint) { 126 public static Point computeWrapSize(GC gc, String text, int wHint) {
130 auto wb = UBreakIterator.openWordIterator( ULocale.Default, text ); 127 BreakIterator wb = BreakIterator.getWordInstance();
131 scope(exit) wb.close(); 128 wb.setText(text);
132 FontMetrics fm = gc.getFontMetrics(); 129 FontMetrics fm = gc.getFontMetrics();
133 int lineHeight = fm.getHeight(); 130 int lineHeight = fm.getHeight();
134 131
135 int saved = 0; 132 int saved = 0;
136 int last = 0; 133 int last = 0;
137 int height = lineHeight; 134 int height = lineHeight;
138 int maxWidth = 0; 135 int maxWidth = 0;
139 for (int loc = wb.first(); loc !is UBreakIterator.Done; loc = wb.next()) { 136 for (int loc = wb.first(); loc !is BreakIterator.DONE; loc = wb.next()) {
140 String word = text.substring(saved, loc); 137 String word = text.substring(saved, loc);
141 Point extent = gc.textExtent(word); 138 Point extent = gc.textExtent(word);
142 if (extent.x > wHint) { 139 if (extent.x > wHint) {
143 // overflow 140 // overflow
144 saved = last; 141 saved = last;
164 paintWrapText(gc, text, bounds, false); 161 paintWrapText(gc, text, bounds, false);
165 } 162 }
166 163
167 public static void paintWrapText(GC gc, String text, Rectangle bounds, 164 public static void paintWrapText(GC gc, String text, Rectangle bounds,
168 bool underline) { 165 bool underline) {
169 auto wb = UBreakIterator.openWordIterator( ULocale.Default, text ); 166 BreakIterator wb = BreakIterator.getWordInstance();
170 scope(exit) wb.close(); 167 wb.setText(text);
171 FontMetrics fm = gc.getFontMetrics(); 168 FontMetrics fm = gc.getFontMetrics();
172 int lineHeight = fm.getHeight(); 169 int lineHeight = fm.getHeight();
173 int descent = fm.getDescent(); 170 int descent = fm.getDescent();
174 171
175 int saved = 0; 172 int saved = 0;
176 int last = 0; 173 int last = 0;
177 int y = bounds.y; 174 int y = bounds.y;
178 int width = bounds.width; 175 int width = bounds.width;
179 176
180 for (int loc = wb.first(); loc !is UBreakIterator.Done; loc = wb.next()) { 177 for (int loc = wb.first(); loc !is BreakIterator.DONE; loc = wb.next()) {
181 String line = text.substring(saved, loc); 178 String line = text.substring(saved, loc);
182 Point extent = gc.textExtent(line); 179 Point extent = gc.textExtent(line);
183 180
184 if (extent.x > width) { 181 if (extent.x > width) {
185 // overflow 182 // overflow