1 | /* |
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2 | * SimplyHTML, a word processor based on Java, HTML and CSS |
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3 | * Copyright (C) 2002 Ulrich Hilger |
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4 | * |
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5 | * This program is free software; you can redistribute it and/or |
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6 | * modify it under the terms of the GNU General Public License |
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7 | * as published by the Free Software Foundation; either version 2 |
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8 | * of the License, or (at your option) any later version. |
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9 | * |
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10 | * This program is distributed in the hope that it will be useful, |
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11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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13 | * GNU General Public License for more details. |
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14 | * |
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15 | * You should have received a copy of the GNU General Public License |
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16 | * along with this program; if not, write to the Free Software |
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17 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
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18 | */ |
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19 | |
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20 | package nu.fw.jeti.plugins.xhtml.fontchooser; |
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21 | |
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22 | import java.awt.*; |
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23 | import java.util.Enumeration; |
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24 | import java.util.Vector; |
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25 | |
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26 | import javax.swing.JPanel; |
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27 | import javax.swing.JTextField; |
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28 | import javax.swing.SwingConstants; |
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29 | import javax.swing.border.EtchedBorder; |
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30 | import javax.swing.border.TitledBorder; |
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31 | import javax.swing.text.AttributeSet; |
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32 | import javax.swing.text.SimpleAttributeSet; |
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33 | import javax.swing.text.StyleConstants; |
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34 | import javax.swing.text.html.CSS; |
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35 | import javax.swing.text.html.StyleSheet; |
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36 | |
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37 | import nu.fw.jeti.util.I18N; |
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38 | |
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39 | /** |
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40 | * A panel for showing and manipulating font information. |
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41 | * <p> |
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42 | * <code>FontPanel</code> shows and manipulates CSS attributes. |
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43 | * To set it to HTML attributes, methods setAttributes and getAttributes have to be overridden. |
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44 | * </p> |
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45 | * |
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46 | * @author Ulrich Hilger |
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47 | * @author Light Development |
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48 | * @author <a href="http://www.lightdev.com">http://www.lightdev.com </a> |
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49 | * @author <a href="mailto:info@lightdev.com">info@lightdev.com </a> |
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50 | * @author published under the terms and conditions of the GNU General Public License, |
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51 | * for details see file gpl.txt in the distribution package of this software |
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52 | * @version stage 9, release 4, January 12, 2003 |
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53 | */ |
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54 | |
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55 | public class FontPanel extends JPanel implements TitledPickList.TitledPickListListener, ColorPanel.ColorPanelListener |
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56 | { |
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57 | |
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58 | /** a text field to show a sample of the selected font attributes */ |
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59 | JTextField sample = new JTextField(); |
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60 | |
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61 | /** table for automatic font component value read/write */ |
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62 | private Vector fontComponents = new Vector(0); |
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63 | |
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64 | public FontPanel() |
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65 | { |
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66 | setLayout(new BorderLayout(5, 5)); |
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67 | |
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68 | /** create a label for previewing font selections */ |
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69 | sample.setText(""); |
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70 | sample.setEditable(false); |
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71 | sample.setPreferredSize(new Dimension(200, 50)); |
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72 | sample.setHorizontalAlignment(SwingConstants.CENTER); |
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73 | sample.setText(I18N.gettext("xhtml.The_quick_brown_fox_jumped_over_the_lazy_dogs")); |
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74 | JPanel previewPanel = new JPanel(new BorderLayout()); |
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75 | previewPanel.add(sample, BorderLayout.CENTER); |
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76 | previewPanel.setBorder(new TitledBorder(new EtchedBorder(EtchedBorder.LOWERED), I18N.gettext("xhtml.Preview"))); |
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77 | |
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78 | /** |
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79 | * create a pick list for family filled with available font family names |
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80 | */ |
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81 | GraphicsEnvironment ge = GraphicsEnvironment.getLocalGraphicsEnvironment(); |
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82 | FamilyPickList family = new FamilyPickList(ge.getAvailableFontFamilyNames(), I18N.gettext("xhtml.Font_Family")); |
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83 | family.addTitledPickListListener(this); |
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84 | fontComponents.add(family); |
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85 | |
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86 | /** create a pick list for font size */ |
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87 | String[] fontSizes = new String[] { "8", "10", "12", "14", "18", "24"}; |
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88 | SizePickList size = new SizePickList(fontSizes, (I18N.gettext("xhtml.Size"))); |
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89 | size.addTitledPickListListener(this); |
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90 | fontComponents.add(size); |
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91 | |
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92 | /** wrap together family and size */ |
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93 | JPanel familySizePanel = new JPanel(new BorderLayout(5, 5)); |
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94 | familySizePanel.add(family, BorderLayout.CENTER); |
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95 | familySizePanel.add(size, BorderLayout.EAST); |
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96 | |
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97 | /** create a panel to put font parts family, size and stlye in */ |
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98 | JPanel fontPartsPanel = new JPanel(new BorderLayout(5, 5)); |
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99 | fontPartsPanel.add(familySizePanel, BorderLayout.CENTER); |
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100 | String[] fontStyles = new String[] { I18N.gettext("xhtml.Plain"), I18N.gettext("xhtml.Bold"), I18N.gettext("xhtml.Italic"), |
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101 | I18N.gettext("xhtml.BoldItalic")}; |
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102 | StylePickList style = new StylePickList(fontStyles, I18N.gettext("xhtml.Style")); |
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103 | style.addTitledPickListListener(this); |
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104 | fontPartsPanel.add(style, BorderLayout.EAST); |
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105 | fontComponents.add(style); |
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106 | |
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107 | /** create a panel for underline / line through */ |
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108 | EffectPanel linePanel = new EffectPanel(); |
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109 | fontComponents.add(linePanel); |
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110 | |
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111 | /** create a panel for color choices */ |
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112 | JPanel colorPanel = new JPanel(new GridLayout(2, 1, 3, 3)); |
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113 | colorPanel.setBorder(new TitledBorder(new EtchedBorder(EtchedBorder.LOWERED), I18N.gettext("xhtml.Color"))); |
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114 | ColorPanel fCol = new ColorPanel(I18N.gettext("xhtml.foreground"), Color.black); |
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115 | fCol.addColorPanelListener(this); |
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116 | fontComponents.add(fCol); |
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117 | ColorPanel bCol = new ColorPanel(I18N.gettext("xhtml.background"), Color.white); |
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118 | bCol.addColorPanelListener(this); |
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119 | fontComponents.add(bCol); |
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120 | colorPanel.add(fCol); |
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121 | colorPanel.add(bCol); |
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122 | |
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123 | sample.setForeground(Color.black); |
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124 | sample.setBackground(Color.white); |
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125 | |
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126 | /** create a panel to combine line and color choices */ |
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127 | JPanel eastPanel = new JPanel(new BorderLayout()); |
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128 | eastPanel.add(linePanel, BorderLayout.NORTH); |
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129 | eastPanel.add(colorPanel, BorderLayout.SOUTH); |
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130 | |
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131 | /** add all font controls to our font panel */ |
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132 | add(fontPartsPanel, BorderLayout.CENTER); |
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133 | add(eastPanel, BorderLayout.EAST); |
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134 | add(previewPanel, BorderLayout.SOUTH); |
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135 | add(new JPanel(), BorderLayout.NORTH); |
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136 | add(new JPanel(), BorderLayout.WEST); |
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137 | } |
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138 | |
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139 | /** |
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140 | * construct a FontPanel and display a set of attributes |
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141 | * |
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142 | * @param frame the main frame having the ResourceBundle |
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143 | * @param a the set of attributes to display |
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144 | */ |
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145 | public FontPanel(AttributeSet a) |
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146 | { |
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147 | this(); |
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148 | |
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149 | /** set the new FontPanel to display our set of attributes */ |
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150 | setAttributes(a); |
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151 | } |
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152 | |
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153 | /** |
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154 | * handle ColorChangeEvents from one of our color panels |
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155 | * |
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156 | * @param e the ColorPanelEvent to handle |
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157 | */ |
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158 | public void colorChanged(ColorPanel.ColorPanelEvent e) |
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159 | { |
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160 | ColorPanel source = (ColorPanel) e.getSource(); |
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161 | if (source.getAttributeKey() == CSS.Attribute.COLOR) |
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162 | { |
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163 | sample.setForeground(source.getColor()); |
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164 | } else if (source.getAttributeKey() == CSS.Attribute.BACKGROUND_COLOR) |
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165 | { |
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166 | sample.setBackground(source.getColor()); |
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167 | } |
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168 | } |
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169 | |
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170 | /** |
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171 | * set all components of this FontPanel to reflect a set of attributes. |
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172 | * |
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173 | * @param a the set of attributes to show |
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174 | */ |
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175 | public void setAttributes(AttributeSet a) |
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176 | { |
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177 | Enumeration components = fontComponents.elements(); |
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178 | while (components.hasMoreElements()) |
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179 | { |
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180 | ((AttributeComponent) components.nextElement()).setValue(a); |
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181 | } |
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182 | } |
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183 | |
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184 | /** |
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185 | * get the set of attributes resulting from the settings on this FontPanel. |
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186 | * |
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187 | * @return the set of attributes set in this FontPanel |
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188 | */ |
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189 | public AttributeSet getAttributes() |
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190 | { |
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191 | SimpleAttributeSet attributes = new SimpleAttributeSet(); |
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192 | Enumeration components = fontComponents.elements(); |
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193 | while (components.hasMoreElements()) |
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194 | { |
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195 | attributes.addAttributes(((AttributeComponent) components.nextElement()).getValue()); |
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196 | } |
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197 | return attributes; |
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198 | } |
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199 | |
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200 | public AttributeSet getAttributes(boolean includeUnchanged) |
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201 | { |
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202 | if (includeUnchanged) |
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203 | { |
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204 | SimpleAttributeSet attributes = new SimpleAttributeSet(); |
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205 | Enumeration components = fontComponents.elements(); |
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206 | while (components.hasMoreElements()) |
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207 | { |
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208 | attributes.addAttributes(((AttributeComponent) components.nextElement()).getValue(includeUnchanged)); |
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209 | } |
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210 | return attributes; |
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211 | } else |
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212 | { |
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213 | return getAttributes(); |
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214 | } |
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215 | } |
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216 | |
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217 | public void reset() |
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218 | { |
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219 | Object c; |
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220 | for (int i = 0; i < fontComponents.size(); i++) |
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221 | { |
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222 | c = fontComponents.get(i); |
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223 | if (c instanceof FamilyPickList) |
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224 | { |
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225 | ((FamilyPickList) c).reset(); |
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226 | } else if (c instanceof SizePickList) |
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227 | { |
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228 | ((SizePickList) c).reset(); |
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229 | } else if (c instanceof StylePickList) |
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230 | { |
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231 | ((StylePickList) c).reset(); |
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232 | } |
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233 | } |
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234 | } |
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235 | |
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236 | /** |
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237 | * if another value was picked from a list, update the sample |
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238 | */ |
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239 | public void valueChanged(TitledPickList.TitledPickListEvent e) |
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240 | { |
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241 | Object source = e.getSource(); |
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242 | Font saveFont = sample.getFont(); |
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243 | if (source instanceof FamilyPickList) |
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244 | { |
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245 | sample.setFont(new Font(((FamilyPickList) source).getFamily(), saveFont.getStyle(), saveFont.getSize())); |
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246 | } else if (source instanceof SizePickList) |
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247 | { |
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248 | sample.setFont(new Font(saveFont.getFamily(), saveFont.getStyle(), Integer.parseInt((String) ((SizePickList) source).getSelection()))); |
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249 | /* adjustFontSize(Integer.parseInt((String) ((SizePickList) source).getSelection())))); */ |
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250 | } else if (source instanceof StylePickList) |
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251 | { |
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252 | sample.setFont(new Font(saveFont.getFamily(), ((StylePickList) source).getFontStyle(), saveFont.getSize())); |
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253 | } |
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254 | } |
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255 | |
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256 | /** |
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257 | * extend <code>TitledPickList</code> with a way to set values special to font family values |
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258 | */ |
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259 | static class FamilyPickList extends TitledPickList implements AttributeComponent |
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260 | { |
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261 | |
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262 | private int setValCount = 0; |
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263 | private Object originalValue; |
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264 | |
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265 | /** |
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266 | * constructor |
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267 | * |
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268 | * @param options the options to be selectable in this list |
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269 | * @param titleText the title for the pick list |
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270 | */ |
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271 | FamilyPickList(String[] options, String titleText) |
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272 | { |
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273 | super(options, titleText); |
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274 | } |
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275 | |
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276 | /** |
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277 | * set the value of this <code>TitledPickList</code> |
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278 | * |
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279 | * @param a the set of attributes possibly having a font family attribute this pick list could display |
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280 | * @return true, if the set of attributes had a font family attribute, false if not |
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281 | */ |
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282 | public boolean setValue(AttributeSet a) |
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283 | { |
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284 | boolean success = false; |
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285 | ignoreTextChanges = true; |
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286 | Object newSelection; |
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287 | // if(a.isDefined(CSS.Attribute.FONT_FAMILY)) { |
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288 | // newSelection = a.getAttribute(CSS.Attribute.FONT_FAMILY); |
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289 | // setSelection(a.getAttribute(CSS.Attribute.FONT_FAMILY)); |
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290 | // success = true; |
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291 | // } |
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292 | //a.isDefined(StyleConstants.FontFamily) |
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293 | String family = StyleConstants.getFontFamily(a); |
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294 | if (family != null) |
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295 | { |
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296 | |
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297 | newSelection = family; |
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298 | setSelection(family); |
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299 | success = true; |
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300 | } else |
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301 | { |
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302 | newSelection = "SansSerif"; |
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303 | setSelection(newSelection); |
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304 | } |
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305 | ignoreTextChanges = false; |
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306 | if (++setValCount < 2) |
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307 | { |
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308 | originalValue = newSelection; |
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309 | } |
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310 | return success; |
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311 | } |
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312 | |
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313 | public AttributeSet getValue() |
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314 | { |
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315 | SimpleAttributeSet set = new SimpleAttributeSet(); |
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316 | Object value = getSelection(); |
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317 | //System.out.println("FamilyPicker getValue originalValue=" + originalValue); |
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318 | //System.out.println("FamilyPicker getValue value=" + value); |
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319 | if (((originalValue == null) && (value != null)) |
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320 | || ((originalValue != null) && (value != null) && (!originalValue.toString().equalsIgnoreCase(value.toString())))) |
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321 | { |
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322 | //Util.styleSheet().addCSSAttribute(set, CSS.Attribute.FONT_FAMILY, value.toString()); |
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323 | StyleConstants.setFontFamily(set, value.toString()); |
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324 | } |
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325 | return set; |
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326 | } |
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327 | |
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328 | public AttributeSet getValue(boolean includeUnchanged) |
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329 | { |
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330 | if (includeUnchanged) |
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331 | { |
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332 | SimpleAttributeSet set = new SimpleAttributeSet(); |
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333 | Object value = getSelection(); |
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334 | //System.out.println("FamilyPicker getValue originalValue=" + originalValue); |
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335 | //System.out.println("FamilyPicker getValue value=" + value); |
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336 | //Util.styleSheet().addCSSAttribute(set, CSS.Attribute.FONT_FAMILY, value.toString()); |
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337 | StyleConstants.setFontFamily(set, value.toString()); |
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338 | return set; |
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339 | } else |
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340 | { |
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341 | return getValue(); |
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342 | } |
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343 | } |
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344 | |
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345 | public String getFamily() |
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346 | { |
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347 | return (String) getSelection(); |
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348 | } |
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349 | |
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350 | public void reset() |
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351 | { |
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352 | setValCount = 0; |
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353 | originalValue = null; |
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354 | } |
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355 | } |
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356 | |
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357 | /** |
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358 | * extend <code>TitledPickList</code> with a way to set values special to font size values |
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359 | */ |
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360 | static class SizePickList extends TitledPickList implements AttributeComponent |
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361 | { |
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362 | |
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363 | // private Object key; |
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364 | private int setValCount = 0; |
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365 | private String originalValue; |
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366 | |
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367 | /** |
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368 | * constructor |
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369 | * |
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370 | * @param options the options to be selectable in this list |
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371 | * @param titleText the title for the pick list |
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372 | */ |
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373 | SizePickList(String[] options, String titleText) |
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374 | { |
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375 | super(options, titleText); |
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376 | //this.key = key; |
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377 | } |
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378 | |
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379 | /** |
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380 | * set the value of this <code>TitledPickList</code> |
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381 | * |
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382 | * @param a the set of attributes possibly having a font size attribute this pick list could display |
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383 | * @return true, if the set of attributes had a font size attribute, false if not |
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384 | */ |
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385 | public boolean setValue(AttributeSet a) |
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386 | { |
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387 | ignoreTextChanges = true; |
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388 | boolean success = false; |
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389 | //Object attr = a.getAttribute(key); |
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390 | String newSelection; |
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391 | if (a != null) |
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392 | { |
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393 | //LengthValue lv = new LengthValue(a.getAttribute(key)); |
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394 | //int val = new Float(lv.getAttrValue(attr.toString(), LengthValue.pt)).intValue(); |
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395 | int val = StyleConstants.getFontSize(a); //(int) Util.getAttrValue(a.getAttribute(key)); |
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396 | if (val > 0) |
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397 | { |
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398 | success = true; |
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399 | newSelection = new Integer(val).toString(); |
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400 | setSelection(newSelection); |
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401 | } else |
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402 | { |
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403 | newSelection = "12"; |
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404 | setSelection(newSelection); |
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405 | } |
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406 | } else |
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407 | { |
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408 | newSelection = "12"; |
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409 | setSelection(newSelection); |
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410 | } |
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411 | ignoreTextChanges = false; |
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412 | if (++setValCount < 2) |
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413 | { |
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414 | originalValue = newSelection; |
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415 | } |
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416 | return success; |
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417 | } |
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418 | |
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419 | public AttributeSet getValue() |
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420 | { |
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421 | SimpleAttributeSet set = new SimpleAttributeSet(); |
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422 | String value = (String) getSelection(); |
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423 | if (((originalValue == null) && (value != null)) || ((originalValue != null) && (!originalValue.equalsIgnoreCase(value)))) |
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424 | { |
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425 | // Util.styleSheet().addCSSAttribute(set, CSS.Attribute.FONT_SIZE, |
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426 | // set.addAttribute("size", (String) getSelection() /*+ "pt"*/); |
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427 | StyleConstants.setFontSize(set, Integer.parseInt((String) getSelection())); |
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428 | } |
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429 | return set; |
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430 | } |
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431 | |
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432 | public AttributeSet getValue(boolean includeUnchanged) |
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433 | { |
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434 | if (includeUnchanged) |
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435 | { |
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436 | SimpleAttributeSet set = new SimpleAttributeSet(); |
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437 | |
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438 | //Util.styleSheet().addCSSAttribute(set, CSS.Attribute.FONT_SIZE, |
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439 | //(String) getSelection() /*+ "pt"*/); |
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440 | StyleConstants.setFontSize(set, Integer.parseInt((String) getSelection())); |
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441 | return set; |
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442 | } else |
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443 | { |
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444 | return getValue(); |
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445 | } |
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446 | } |
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447 | |
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448 | public void reset() |
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449 | { |
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450 | setValCount = 0; |
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451 | originalValue = null; |
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452 | } |
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453 | } |
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454 | |
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455 | private static StyleSheet styleSheet = new StyleSheet(); |
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456 | /** |
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457 | * extend <code>TitledPickList</code> with a way to set values special to font style values |
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458 | */ |
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459 | static class StylePickList extends TitledPickList implements AttributeComponent |
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460 | { |
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461 | |
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462 | private int setValCount = 0; |
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463 | |
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464 | /** |
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465 | * constructor |
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466 | * |
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467 | * @param options the options to be selectable in this list |
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468 | * @param titleText the title for the pick list |
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469 | */ |
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470 | StylePickList(String[] options, String titleText) |
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471 | { |
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472 | super(options, titleText); |
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473 | } |
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474 | |
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475 | /** |
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476 | * set the value of this <code>TitledPickList</code> |
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477 | * |
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478 | * @param a the set of attributes possibly having a font style attribute this pick list could display |
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479 | * @return true, if the set of attributes had a font style attribute, false if not |
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480 | */ |
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481 | public boolean setValue(AttributeSet a) |
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482 | { |
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483 | ignoreTextChanges = true; |
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484 | boolean success = false; |
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485 | int styleNo = 0; |
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486 | String value; |
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487 | if (StyleConstants.isBold(a)) |
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488 | { |
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489 | styleNo++; |
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490 | } |
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491 | if (StyleConstants.isItalic(a)) |
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492 | { |
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493 | styleNo += 2; |
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494 | } |
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495 | setSelection(styleNo); |
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496 | if (++setValCount < 2) |
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497 | { |
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498 | |
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499 | } |
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500 | ignoreTextChanges = false; |
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501 | return success; |
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502 | } |
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503 | |
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504 | public AttributeSet getValue() |
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505 | { |
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506 | SimpleAttributeSet set = new SimpleAttributeSet(); |
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507 | int styleNo = getIndex(); |
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508 | switch (styleNo) |
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509 | { |
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510 | case 1: |
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511 | StyleConstants.setBold(set,true); |
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512 | break; |
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513 | case 2: |
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514 | StyleConstants.setItalic(set,true); |
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515 | break; |
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516 | case 3: |
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517 | StyleConstants.setBold(set,true); |
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518 | StyleConstants.setItalic(set,true); |
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519 | break; |
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520 | } |
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521 | return set; |
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522 | } |
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523 | |
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524 | public AttributeSet getValue(boolean includeUnchanged) |
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525 | { |
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526 | // if (includeUnchanged) |
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527 | // { |
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528 | // String value = "CSS_ATTRIBUTE_NORMAL"; |
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529 | // SimpleAttributeSet set = new SimpleAttributeSet(); |
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530 | // int styleNo = getIndex(); |
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531 | // switch (styleNo) |
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532 | // { |
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533 | // case 0: |
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534 | // styleSheet.addCSSAttribute(set, CSS.Attribute.FONT_STYLE, value); |
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535 | // break; |
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536 | // case 1: |
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537 | // styleSheet.addCSSAttribute(set, CSS.Attribute.FONT_WEIGHT, StyleConstants.Bold.toString()); |
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538 | // break; |
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539 | // case 2: |
---|
540 | // styleSheet.addCSSAttribute(set, CSS.Attribute.FONT_STYLE, StyleConstants.Italic.toString()); |
---|
541 | // break; |
---|
542 | // case 3: |
---|
543 | // styleSheet.addCSSAttribute(set, CSS.Attribute.FONT_WEIGHT, StyleConstants.Bold.toString()); |
---|
544 | // styleSheet.addCSSAttribute(set, CSS.Attribute.FONT_STYLE, StyleConstants.Italic.toString()); |
---|
545 | // break; |
---|
546 | // } |
---|
547 | // return set; |
---|
548 | // } else |
---|
549 | { |
---|
550 | return getValue(); |
---|
551 | } |
---|
552 | } |
---|
553 | |
---|
554 | public int getFontStyle() |
---|
555 | { |
---|
556 | int fontStyle = 0; |
---|
557 | switch (getIndex()) |
---|
558 | { |
---|
559 | case 0: |
---|
560 | fontStyle = Font.PLAIN; |
---|
561 | break; |
---|
562 | case 1: |
---|
563 | fontStyle = Font.BOLD; |
---|
564 | break; |
---|
565 | case 2: |
---|
566 | fontStyle = Font.ITALIC; |
---|
567 | break; |
---|
568 | case 3: |
---|
569 | fontStyle = Font.BOLD | Font.ITALIC; |
---|
570 | break; |
---|
571 | } |
---|
572 | return fontStyle; |
---|
573 | } |
---|
574 | |
---|
575 | public void reset() |
---|
576 | { |
---|
577 | setValCount = 0; |
---|
578 | |
---|
579 | } |
---|
580 | } |
---|
581 | } |
---|
582 | /* |
---|
583 | * Overrides for emacs |
---|
584 | * Local variables: |
---|
585 | * tab-width: 4 |
---|
586 | * End: |
---|
587 | */ |
---|