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  1. Project Clover database Thu Nov 7 2024 10:11:34 GMT
  2. Package jalview.appletgui

File FontChooser.java

 

Coverage histogram

../../img/srcFileCovDistChart0.png
60% of files have more coverage

Code metrics

48
184
15
1
491
345
42
0.23
12.27
15
2.8

Classes

Class Line # Actions
FontChooser 49 184 42
0.00%
 

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1    /*
2    * Jalview - A Sequence Alignment Editor and Viewer ($$Version-Rel$$)
3    * Copyright (C) $$Year-Rel$$ The Jalview Authors
4    *
5    * This file is part of Jalview.
6    *
7    * Jalview is free software: you can redistribute it and/or
8    * modify it under the terms of the GNU General Public License
9    * as published by the Free Software Foundation, either version 3
10    * of the License, or (at your option) any later version.
11    *
12    * Jalview is distributed in the hope that it will be useful, but
13    * WITHOUT ANY WARRANTY; without even the implied warranty
14    * of MERCHANTABILITY or FITNESS FOR A PARTICULAR
15    * PURPOSE. See the GNU General Public License for more details.
16    *
17    * You should have received a copy of the GNU General Public License
18    * along with Jalview. If not, see <http://www.gnu.org/licenses/>.
19    * The Jalview Authors are detailed in the 'AUTHORS' file.
20    */
21    package jalview.appletgui;
22   
23    import jalview.util.MessageManager;
24   
25    import java.awt.BorderLayout;
26    import java.awt.Button;
27    import java.awt.Checkbox;
28    import java.awt.Choice;
29    import java.awt.Color;
30    import java.awt.FlowLayout;
31    import java.awt.Font;
32    import java.awt.FontMetrics;
33    import java.awt.Frame;
34    import java.awt.GraphicsEnvironment;
35    import java.awt.Label;
36    import java.awt.Panel;
37    import java.awt.event.ActionEvent;
38    import java.awt.event.ActionListener;
39    import java.awt.event.ItemEvent;
40    import java.awt.event.ItemListener;
41   
42    /**
43    * This dialog allows the user to try different font settings and related
44    * options. Changes are immediately visible on the alignment or tree. The user
45    * can dismiss the dialog by confirming changes with 'OK', or reverting to
46    * previous settings with 'Cancel'.
47    */
48    @SuppressWarnings("serial")
 
49    public class FontChooser extends Panel implements ItemListener
50    {
51    private static final Font VERDANA_11PT = new Font("Verdana", 0, 11);
52   
53    private Choice fontSize = new Choice();
54   
55    private Choice fontStyle = new Choice();
56   
57    private Choice fontName = new Choice();
58   
59    private Checkbox scaleAsCdna = new Checkbox();
60   
61    private Checkbox fontAsCdna = new Checkbox();
62   
63    private Button ok = new Button();
64   
65    private Button cancel = new Button();
66   
67    private AlignmentPanel ap;
68   
69    private TreePanel tp;
70   
71    private Font oldFont;
72   
73    private Font oldComplementFont;
74   
75    private int oldCharWidth = 0;
76   
77    /*
78    * the state of 'scale protein to cDNA' on opening the dialog
79    */
80    private boolean oldScaleProtein = false;
81   
82    /*
83    * the state of 'same font for protein and cDNA' on opening the dialog
84    */
85    boolean oldMirrorFont;
86   
87    private Font lastSelected = null;
88   
89    private int lastSelStyle = 0;
90   
91    private int lastSelSize = 0;
92   
93    private boolean init = true;
94   
95    private Frame frame;
96   
97    boolean inSplitFrame = false;
98   
99    /**
100    * Constructor for a TreePanel font chooser
101    *
102    * @param tp
103    */
 
104  0 toggle public FontChooser(TreePanel tp)
105    {
106  0 try
107    {
108  0 jbInit();
109    } catch (Exception e)
110    {
111  0 e.printStackTrace();
112    }
113   
114  0 this.tp = tp;
115  0 oldFont = tp.getTreeFont();
116  0 init();
117    }
118   
119    /**
120    * Constructor for an AlignmentPanel font chooser
121    *
122    * @param ap
123    */
 
124  0 toggle public FontChooser(AlignmentPanel ap)
125    {
126  0 this.ap = ap;
127  0 oldFont = ap.av.getFont();
128  0 oldCharWidth = ap.av.getCharWidth();
129  0 oldScaleProtein = ap.av.isScaleProteinAsCdna();
130  0 oldMirrorFont = ap.av.isProteinFontAsCdna();
131   
132  0 try
133    {
134  0 jbInit();
135    } catch (Exception e)
136    {
137  0 e.printStackTrace();
138    }
139  0 init();
140    }
141   
142    /**
143    * Populate choice lists and open this dialog
144    */
 
145  0 toggle void init()
146    {
147    // String fonts[] = Toolkit.getDefaultToolkit().getFontList();
148  0 String fonts[] = GraphicsEnvironment.getLocalGraphicsEnvironment()
149    .getAvailableFontFamilyNames();
150  0 for (int i = 0; i < fonts.length; i++)
151    {
152  0 fontName.addItem(fonts[i]);
153    }
154   
155  0 for (int i = 1; i < 31; i++)
156    {
157  0 fontSize.addItem(i + "");
158    }
159   
160  0 fontStyle.addItem("plain");
161  0 fontStyle.addItem("bold");
162  0 fontStyle.addItem("italic");
163   
164  0 fontName.select(oldFont.getName());
165  0 fontSize.select(oldFont.getSize() + "");
166  0 fontStyle.select(oldFont.getStyle());
167   
168  0 this.frame = new Frame();
169  0 frame.add(this);
170  0 jalview.bin.JalviewLite.addFrame(frame,
171    MessageManager.getString("action.change_font"), 440, 145);
172   
173  0 init = false;
174    }
175   
176    /**
177    * Actions on change of font name, size or style.
178    */
 
179  0 toggle @Override
180    public void itemStateChanged(ItemEvent evt)
181    {
182  0 final Object source = evt.getSource();
183  0 if (source == fontName)
184    {
185  0 fontName_actionPerformed();
186    }
187  0 else if (source == fontSize)
188    {
189  0 fontSize_actionPerformed();
190    }
191  0 else if (source == fontStyle)
192    {
193  0 fontStyle_actionPerformed();
194    }
195  0 else if (source == scaleAsCdna)
196    {
197  0 scaleAsCdna_actionPerformed();
198    }
199  0 else if (source == fontAsCdna)
200    {
201  0 mirrorFont_actionPerformed();
202    }
203    }
204   
205    /**
206    * Action on checking or unchecking 'use same font across split screen'
207    * option. When checked, the font settings are copied to the other half of the
208    * split screen. When unchecked, the other half is restored to its initial
209    * settings.
210    */
 
211  0 toggle protected void mirrorFont_actionPerformed()
212    {
213  0 boolean selected = fontAsCdna.getState();
214  0 ap.av.setProteinFontAsCdna(selected);
215  0 ap.av.getCodingComplement().setProteinFontAsCdna(selected);
216   
217  0 if (!selected)
218    {
219  0 ap.av.getCodingComplement().setFont(oldComplementFont, true);
220    }
221  0 changeFont();
222    }
223   
224    /**
225    * Close this dialog on OK to confirm any changes. Also updates the overview
226    * window if displayed.
227    */
 
228  0 toggle protected void ok_actionPerformed()
229    {
230  0 frame.setVisible(false);
231  0 if (ap != null)
232    {
233  0 if (ap.getOverviewPanel() != null)
234    {
235  0 ap.getOverviewPanel().updateOverviewImage();
236    }
237    }
238    }
239   
240    /**
241    * Close this dialog on Cancel, reverting to previous font settings.
242    */
 
243  0 toggle protected void cancel_actionPerformed()
244    {
245  0 if (ap != null)
246    {
247  0 ap.av.setScaleProteinAsCdna(oldScaleProtein);
248  0 ap.av.setProteinFontAsCdna(oldMirrorFont);
249   
250  0 if (ap.av.getCodingComplement() != null)
251    {
252  0 ap.av.getCodingComplement().setScaleProteinAsCdna(oldScaleProtein);
253  0 ap.av.getCodingComplement().setProteinFontAsCdna(oldMirrorFont);
254  0 ap.av.getCodingComplement().setFont(oldComplementFont, true);
255  0 SplitFrame splitFrame = ap.alignFrame.getSplitFrame();
256  0 splitFrame.adjustLayout();
257  0 splitFrame.getComplement(ap.alignFrame).alignPanel.fontChanged();
258  0 splitFrame.repaint();
259    }
260   
261  0 ap.av.setFont(oldFont, true);
262  0 if (ap.av.getCharWidth() != oldCharWidth)
263    {
264  0 ap.av.setCharWidth(oldCharWidth);
265    }
266  0 ap.paintAlignment(true, false);
267    }
268  0 else if (tp != null)
269    {
270  0 tp.setTreeFont(oldFont);
271  0 tp.treeCanvas.repaint();
272    }
273   
274  0 fontName.select(oldFont.getName());
275  0 fontSize.select(oldFont.getSize() + "");
276  0 fontStyle.select(oldFont.getStyle());
277   
278  0 frame.setVisible(false);
279    }
280   
281    /**
282    * DOCUMENT ME!
283    */
 
284  0 toggle void changeFont()
285    {
286  0 if (lastSelected == null)
287    {
288    // initialise with original font
289  0 lastSelected = oldFont;
290  0 lastSelSize = oldFont.getSize();
291  0 lastSelStyle = oldFont.getStyle();
292    }
293   
294  0 Font newFont = new Font(fontName.getSelectedItem().toString(),
295    fontStyle.getSelectedIndex(),
296    Integer.parseInt(fontSize.getSelectedItem().toString()));
297  0 FontMetrics fm = getGraphics().getFontMetrics(newFont);
298  0 double mw = fm.getStringBounds("M", getGraphics()).getWidth(),
299    iw = fm.getStringBounds("I", getGraphics()).getWidth();
300  0 if (mw < 1 || iw < 1)
301    {
302    // TODO: JAL-1100
303  0 fontName.select(lastSelected.getName());
304  0 fontStyle.select(lastSelStyle);
305  0 fontSize.select("" + lastSelSize);
306  0 JVDialog d = new JVDialog(this.frame,
307    MessageManager.getString("label.invalid_font"), true, 350,
308    200);
309  0 Panel mp = new Panel();
310  0 d.cancel.setVisible(false);
311  0 mp.setLayout(new FlowLayout());
312  0 mp.add(new Label(
313    "Font doesn't have letters defined\nso cannot be used\nwith alignment data."));
314  0 d.setMainPanel(mp);
315  0 d.setVisible(true);
316  0 return;
317    }
318  0 if (tp != null)
319    {
320  0 tp.setTreeFont(newFont);
321    }
322  0 else if (ap != null)
323    {
324  0 ap.av.setFont(newFont, true);
325  0 ap.fontChanged();
326   
327    /*
328    * and change font in other half of split frame if any
329    */
330  0 if (inSplitFrame)
331    {
332  0 if (fontAsCdna.getState())
333    {
334  0 ap.av.getCodingComplement().setFont(newFont, true);
335    }
336  0 SplitFrame splitFrame = ap.alignFrame.getSplitFrame();
337  0 splitFrame.adjustLayout();
338  0 splitFrame.getComplement(ap.alignFrame).alignPanel.fontChanged();
339  0 splitFrame.repaint();
340    }
341    }
342    // remember last selected
343  0 lastSelected = newFont;
344    }
345   
 
346  0 toggle protected void fontName_actionPerformed()
347    {
348  0 if (init)
349    {
350  0 return;
351    }
352  0 changeFont();
353    }
354   
 
355  0 toggle protected void fontSize_actionPerformed()
356    {
357  0 if (init)
358    {
359  0 return;
360    }
361  0 changeFont();
362    }
363   
 
364  0 toggle protected void fontStyle_actionPerformed()
365    {
366  0 if (init)
367    {
368  0 return;
369    }
370  0 changeFont();
371    }
372   
373    /**
374    * Construct this panel's contents
375    *
376    * @throws Exception
377    */
 
378  0 toggle private void jbInit() throws Exception
379    {
380  0 this.setLayout(new BorderLayout());
381  0 this.setBackground(Color.white);
382   
383  0 Label fontLabel = new Label(MessageManager.getString("label.font"));
384  0 fontLabel.setFont(VERDANA_11PT);
385  0 fontLabel.setAlignment(Label.RIGHT);
386  0 fontSize.setFont(VERDANA_11PT);
387  0 fontSize.addItemListener(this);
388  0 fontStyle.setFont(VERDANA_11PT);
389  0 fontStyle.addItemListener(this);
390   
391  0 Label sizeLabel = new Label(MessageManager.getString("label.size"));
392  0 sizeLabel.setAlignment(Label.RIGHT);
393  0 sizeLabel.setFont(VERDANA_11PT);
394   
395  0 Label styleLabel = new Label(MessageManager.getString("label.style"));
396  0 styleLabel.setAlignment(Label.RIGHT);
397  0 styleLabel.setFont(VERDANA_11PT);
398   
399  0 fontName.setFont(VERDANA_11PT);
400  0 fontName.addItemListener(this);
401   
402  0 scaleAsCdna.setLabel(MessageManager.getString("label.scale_as_cdna"));
403  0 scaleAsCdna.setFont(VERDANA_11PT);
404  0 scaleAsCdna.addItemListener(this);
405  0 scaleAsCdna.setState(ap.av.isScaleProteinAsCdna());
406   
407  0 fontAsCdna.setLabel(MessageManager.getString("label.font_as_cdna"));
408  0 fontAsCdna.setFont(VERDANA_11PT);
409  0 fontAsCdna.addItemListener(this);
410  0 fontAsCdna.setState(ap.av.isProteinFontAsCdna());
411   
412  0 ok.setFont(VERDANA_11PT);
413  0 ok.setLabel(MessageManager.getString("action.ok"));
414  0 ok.addActionListener(new ActionListener()
415    {
 
416  0 toggle @Override
417    public void actionPerformed(ActionEvent e)
418    {
419  0 ok_actionPerformed();
420    }
421    });
422  0 cancel.setFont(VERDANA_11PT);
423  0 cancel.setLabel(MessageManager.getString("action.cancel"));
424  0 cancel.addActionListener(new ActionListener()
425    {
 
426  0 toggle @Override
427    public void actionPerformed(ActionEvent e)
428    {
429  0 cancel_actionPerformed();
430    }
431    });
432   
433  0 Panel fontPanel = new Panel();
434  0 fontPanel.setLayout(new BorderLayout());
435  0 Panel stylePanel = new Panel();
436  0 stylePanel.setLayout(new BorderLayout());
437  0 Panel sizePanel = new Panel();
438  0 sizePanel.setLayout(new BorderLayout());
439  0 Panel scalePanel = new Panel();
440  0 scalePanel.setLayout(new BorderLayout());
441  0 Panel okCancelPanel = new Panel();
442  0 Panel optionsPanel = new Panel();
443   
444  0 fontPanel.setBackground(Color.white);
445  0 stylePanel.setBackground(Color.white);
446  0 sizePanel.setBackground(Color.white);
447  0 okCancelPanel.setBackground(Color.white);
448  0 optionsPanel.setBackground(Color.white);
449   
450  0 fontPanel.add(fontLabel, BorderLayout.WEST);
451  0 fontPanel.add(fontName, BorderLayout.CENTER);
452  0 stylePanel.add(styleLabel, BorderLayout.WEST);
453  0 stylePanel.add(fontStyle, BorderLayout.CENTER);
454  0 sizePanel.add(sizeLabel, BorderLayout.WEST);
455  0 sizePanel.add(fontSize, BorderLayout.CENTER);
456  0 scalePanel.add(scaleAsCdna, BorderLayout.NORTH);
457  0 scalePanel.add(fontAsCdna, BorderLayout.SOUTH);
458  0 okCancelPanel.add(ok, null);
459  0 okCancelPanel.add(cancel, null);
460   
461  0 optionsPanel.add(fontPanel, null);
462  0 optionsPanel.add(sizePanel, null);
463  0 optionsPanel.add(stylePanel, null);
464   
465    /*
466    * Only show 'scale protein as cDNA' in a SplitFrame
467    */
468  0 this.add(optionsPanel, BorderLayout.NORTH);
469  0 if (ap.alignFrame.getSplitFrame() != null)
470    {
471  0 inSplitFrame = true;
472  0 oldComplementFont = ((AlignViewport) ap.av.getCodingComplement())
473    .getFont();
474  0 this.add(scalePanel, BorderLayout.CENTER);
475    }
476  0 this.add(okCancelPanel, BorderLayout.SOUTH);
477    }
478   
479    /**
480    * Turn on/off scaling of protein characters to 3 times the width of cDNA
481    * characters
482    */
 
483  0 toggle protected void scaleAsCdna_actionPerformed()
484    {
485  0 ap.av.setScaleProteinAsCdna(scaleAsCdna.getState());
486  0 ap.av.getCodingComplement()
487    .setScaleProteinAsCdna(scaleAsCdna.getState());
488  0 changeFont();
489    }
490   
491    }