gvsig-raster / org.gvsig.raster.tools / trunk / org.gvsig.raster.tools / org.gvsig.raster.tools.app.basic / src / main / java / org / gvsig / raster / tools / app / basic / tool / colortable / ui / library / ColorTableIconPainter.java @ 2818
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1 | 2480 | nbrodin | /* gvSIG. Geographic Information System of the Valencian Government
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2 | *
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3 | * Copyright (C) 2007-2008 Infrastructures and Transports Department
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4 | * of the Valencian Government (CIT)
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5 | *
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6 | * This program is free software; you can redistribute it and/or
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7 | * modify it under the terms of the GNU General Public License
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8 | * as published by the Free Software Foundation; either version 2
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9 | * of the License, or (at your option) any later version.
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10 | *
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11 | * This program is distributed in the hope that it will be useful,
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12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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14 | * GNU General Public License for more details.
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15 | *
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16 | * You should have received a copy of the GNU General Public License
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17 | * along with this program; if not, write to the Free Software
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18 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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19 | * MA 02110-1301, USA.
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20 | *
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21 | */
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22 | package org.gvsig.raster.tools.app.basic.tool.colortable.ui.library; |
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23 | |||
24 | import java.awt.Color; |
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25 | import java.awt.Graphics2D; |
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26 | import java.awt.Rectangle; |
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27 | import java.util.List; |
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28 | |||
29 | import org.gvsig.fmap.dal.coverage.datastruct.ColorItem; |
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30 | import org.gvsig.fmap.dal.coverage.store.props.ColorTable; |
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31 | import org.gvsig.gui.ColorTablePainter; |
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32 | import org.gvsig.gui.beans.listview.IIconPaint; |
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33 | /**
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34 | * Clase para dibujar los iconos del ListViewComponent del panel de color. Se
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35 | * puede indicar si la paleta esta seleccionada y si se dibuja con
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36 | * interpolaciones.
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37 | *
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38 | * @version 29/06/2007
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39 | * @author BorSanZa - Borja S?nchez Zamorano (borja.sanchez@iver.es)
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40 | */
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41 | public class ColorTableIconPainter implements IIconPaint, ColorTablePainter { |
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42 | private ColorTable colorTable;
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43 | |||
44 | /**
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45 | * Construye un ColorTablePaint con una tabla de color pasada por parametro
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46 | * @param colorTable
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47 | */
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48 | public ColorTableIconPainter(ColorTable colorTable) {
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49 | this.colorTable = colorTable;
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50 | } |
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51 | |||
52 | /**
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53 | * Define si los valores estan interpolados o no entre si
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54 | * @param value
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55 | */
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56 | public void setInterpolated(boolean value) { |
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57 | colorTable.setInterpolated(value); |
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58 | } |
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59 | |||
60 | /**
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61 | * Obtiene el ColorTable
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62 | * @return
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63 | */
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64 | public ColorTable getColorTable() {
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65 | return colorTable;
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66 | } |
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67 | |||
68 | /*
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69 | * (non-Javadoc)
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70 | * @see org.gvsig.gui.ColorTablePainter#getColors()
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71 | */
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72 | public Color[] getColors() { |
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73 | List<ColorItem> cItem = colorTable.getColorItems();
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74 | Color[] colorList = new Color[cItem.size()]; |
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75 | for (int i = 0; i < colorList.length; i++) { |
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76 | colorList[i] = cItem.get(i).getColor(); |
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77 | } |
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78 | return colorList;
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79 | } |
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80 | |||
81 | /**
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82 | * Metodo de pintado de la tabla de color
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83 | * @param g
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84 | * @param isSelected
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85 | */
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86 | public void paint(Graphics2D g, boolean isSelected) { |
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87 | Rectangle area = g.getClipBounds();
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88 | |||
89 | int x1 = area.x;
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90 | int x2 = area.x + area.width - 1; |
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91 | |||
92 | Color bgColor = new Color(224, 224, 224); |
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93 | for (int i = 0; (i * 4) <= area.width; i++) { |
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94 | for (int j = 0; (j * 4) <= area.height; j++) { |
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95 | if ((i + j) % 2 == 0) |
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96 | g.setColor(Color.white);
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97 | else
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98 | g.setColor(bgColor); |
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99 | g.fillRect(area.x + 1 + i * 4, area.y + 1 + j * 4, 4, 4); |
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100 | } |
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101 | } |
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102 | |||
103 | if (colorTable.getColorItems().size() >= 1) { |
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104 | double min = ((ColorItem) colorTable.getColorItems().get(0)).getValue(); |
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105 | double max = ((ColorItem) colorTable.getColorItems().get(colorTable.getColorItems().size() - 1)).getValue(); |
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106 | for (int i = area.x; i < (area.x + area.width); i++) { |
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107 | double pos = min + (((max - min) * (i - area.x)) / (area.width - 2)); |
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108 | |||
109 | byte[] col3 = colorTable.getRGBAByBand(pos); |
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110 | g.setColor(new Color(col3[0] & 0xff, col3[1] & 0xff, col3[2] & 0xff, col3[3] & 0xff)); |
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111 | g.drawLine(i, area.y, i, area.y + area.height); |
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112 | } |
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113 | } else {
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114 | g.setColor(new Color(224, 224, 224)); |
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115 | g.fillRect(x1, area.y, x2 - x1, area.height - 1);
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116 | } |
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117 | if (isSelected)
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118 | g.setColor(Color.black);
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119 | else
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120 | g.setColor(new Color(96, 96, 96)); |
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121 | g.drawRect(x1, area.y, x2 - x1, area.height - 1);
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122 | } |
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123 | |||
124 | /*
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125 | * (non-Javadoc)
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126 | * @see org.gvsig.gui.ColorTablePainter#getTableName()
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127 | */
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128 | public String getTableName() { |
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129 | return colorTable.getName();
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130 | } |
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131 | } |