src/jalview/gui/TextColourChooser.java

   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.gui;
  22
  23 import jalview.datamodel.SequenceGroup;
  24 import jalview.util.MessageManager;
  25
  26 import java.awt.BorderLayout;
  27 import java.awt.Color;
  28 import java.awt.Dimension;
  29 import java.awt.event.MouseAdapter;
  30 import java.awt.event.MouseEvent;
  31
  32 import javax.swing.BorderFactory;
  33 import javax.swing.JColorChooser;
  34 import javax.swing.JLabel;
  35 import javax.swing.JOptionPane;
  36 import javax.swing.JPanel;
  37 import javax.swing.JSlider;
  38 import javax.swing.event.ChangeEvent;
  39 import javax.swing.event.ChangeListener;
  40
  41 public class TextColourChooser
  42 {
  43   AlignmentPanel ap;
  44
  45   SequenceGroup sg;
  46
  47   public void chooseColour(AlignmentPanel ap, SequenceGroup sg)
  48   {
  49     this.ap = ap;
  50     this.sg = sg;
  51
  52     int original1, original2, originalThreshold;
  53     if (sg == null)
  54     {
  55       original1 = ap.av.getTextColour().getRGB();
  56       original2 = ap.av.getTextColour2().getRGB();
  57       originalThreshold = ap.av.getThresholdTextColour();
  58     }
  59     else
  60     {
  61       original1 = sg.textColour.getRGB();
  62       original2 = sg.textColour2.getRGB();
  63       originalThreshold = sg.thresholdTextColour;
  64     }
  65
  66     final JSlider slider = new JSlider(0, 750, originalThreshold);
  67     final JPanel col1 = new JPanel();
  68     col1.setPreferredSize(new Dimension(40, 20));
  69     col1.setBorder(BorderFactory.createEtchedBorder());
  70     col1.setToolTipText(MessageManager.getString("label.dark_colour"));
  71     col1.setBackground(new Color(original1));
  72     final JPanel col2 = new JPanel();
  73     col2.setPreferredSize(new Dimension(40, 20));
  74     col2.setBorder(BorderFactory.createEtchedBorder());
  75     col2.setToolTipText(MessageManager.getString("label.light_colour"));
  76     col2.setBackground(new Color(original2));
  77     final JPanel bigpanel = new JPanel(new BorderLayout());
  78     JPanel panel = new JPanel();
  79     bigpanel.add(panel, BorderLayout.CENTER);
  80     bigpanel.add(
  81             new JLabel(
  82                     "<html>"
  83                             + MessageManager
  84                                     .getString("label.select_dark_light_set_threshold")
  85                             + "</html>"), BorderLayout.NORTH);
  86     panel.add(col1);
  87     panel.add(slider);
  88     panel.add(col2);
  89
  90     col1.addMouseListener(new MouseAdapter()
  91     {
  92       @Override
  93       public void mousePressed(MouseEvent e)
  94       {
  95         Color col = JColorChooser.showDialog(bigpanel,
  96                 MessageManager.getString("label.select_colour_for_text"),
  97                 col1.getBackground());
  98         if (col != null)
  99         {
 100           colour1Changed(col);
 101           col1.setBackground(col);
 102         }
 103       }
 104     });
 105
 106     col2.addMouseListener(new MouseAdapter()
 107     {
 108       @Override
 109       public void mousePressed(MouseEvent e)
 110       {
 111         Color col = JColorChooser.showDialog(bigpanel,
 112                 MessageManager.getString("label.select_colour_for_text"),
 113                 col2.getBackground());
 114         if (col != null)
 115         {
 116           colour2Changed(col);
 117           col2.setBackground(col);
 118         }
 119       }
 120     });
 121
 122     slider.addChangeListener(new ChangeListener()
 123     {
 124       @Override
 125       public void stateChanged(ChangeEvent evt)
 126       {
 127         thresholdChanged(slider.getValue());
 128       }
 129     });
 130
 131     int reply = JOptionPane
 132             .showInternalOptionDialog(
 133                     ap,
 134                     bigpanel,
 135                     MessageManager
 136                             .getString("label.adjunst_foreground_text_colour_threshold"),
 137                     JOptionPane.OK_CANCEL_OPTION,
 138                     JOptionPane.QUESTION_MESSAGE, null, null, null);
 139
 140     if (reply == JOptionPane.CANCEL_OPTION)
 141     {
 142       if (sg == null)
 143       {
 144         ap.av.setTextColour(new Color(original1));
 145         ap.av.setTextColour2(new Color(original2));
 146         ap.av.setThresholdTextColour(originalThreshold);
 147       }
 148       else
 149       {
 150         sg.textColour = new Color(original1);
 151         sg.textColour2 = new Color(original2);
 152         sg.thresholdTextColour = originalThreshold;
 153       }
 154     }
 155   }
 156
 157   void colour1Changed(Color col)
 158   {
 159     if (sg == null)
 160     {
 161       ap.av.setTextColour(col);
 162       if (ap.av.getColourAppliesToAllGroups())
 163       {
 164         setGroupTextColour();
 165       }
 166     }
 167     else
 168     {
 169       sg.textColour = col;
 170     }
 171
 172     ap.paintAlignment(true);
 173   }
 174
 175   void colour2Changed(Color col)
 176   {
 177     if (sg == null)
 178     {
 179       ap.av.setTextColour2(col);
 180       if (ap.av.getColourAppliesToAllGroups())
 181       {
 182         setGroupTextColour();
 183       }
 184     }
 185     else
 186     {
 187       sg.textColour2 = col;
 188     }
 189
 190     ap.paintAlignment(true);
 191   }
 192
 193   void thresholdChanged(int value)
 194   {
 195     if (sg == null)
 196     {
 197       ap.av.setThresholdTextColour(value);
 198       if (ap.av.getColourAppliesToAllGroups())
 199       {
 200         setGroupTextColour();
 201       }
 202     }
 203     else
 204     {
 205       sg.thresholdTextColour = value;
 206     }
 207
 208     ap.paintAlignment(true);
 209   }
 210
 211   void setGroupTextColour()
 212   {
 213     if (ap.av.getAlignment().getGroups() == null)
 214     {
 215       return;
 216     }
 217
 218     for (SequenceGroup sg : ap.av.getAlignment().getGroups())
 219     {
 220       sg.textColour = ap.av.getTextColour();
 221       sg.textColour2 = ap.av.getTextColour2();
 222       sg.thresholdTextColour = ap.av.getThresholdTextColour();
 223     }
 224   }
 225
 226 }