root / branches / v2_0_0_prep / libraries / libFMap_mapcontext / src / org / gvsig / fmap / mapcontext / tools / coerce / CoerceColorToString.java @ 38581
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1 | 38581 | jjdelcerro | /* 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.fmap.mapcontext.tools.coerce; |
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23 | |||
24 | import java.awt.Color; |
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25 | |||
26 | import org.gvsig.fmap.geom.DataTypes; |
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27 | import org.gvsig.tools.ToolsLocator; |
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28 | import org.gvsig.tools.dataTypes.CoercionException; |
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29 | import org.gvsig.tools.dataTypes.DataTypesManager; |
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30 | import org.gvsig.tools.dataTypes.DataTypesManager.Coercion; |
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31 | |||
32 | /**
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33 | * Convert a Color to String.
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34 | *
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35 | *
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36 | * @author gvSIG Team
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37 | * @version $Id$
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38 | *
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39 | */
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40 | public class CoerceColorToString implements Coercion { |
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41 | |||
42 | public CoerceColorToString() {
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43 | // Do nothing
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44 | } |
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45 | |||
46 | public Object coerce(Object value) throws CoercionException { |
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47 | try {
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48 | if( value == null || value instanceof String ) { |
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49 | return value;
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50 | } |
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51 | if( value instanceof Color ) { |
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52 | Color color = (Color) value; |
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53 | SimpleAttributesSerializer properties = new SimpleAttributesSerializer("Color"); |
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54 | properties.put("red", new Integer(color.getRed())); |
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55 | properties.put("green", new Integer(color.getGreen())); |
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56 | properties.put("blue", new Integer(color.getBlue())); |
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57 | properties.put("alpha", new Integer(color.getAlpha())); |
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58 | return properties.toString();
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59 | } |
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60 | } catch (Exception e) { |
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61 | throw new CoercionException(e); |
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62 | } |
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63 | throw new CoercionException(); |
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64 | } |
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65 | |||
66 | public static void selfRegister() { |
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67 | DataTypesManager dataTypesManager = ToolsLocator.getDataTypesManager(); |
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68 | if( dataTypesManager.getType("Color")== DataTypes.INVALID ) { |
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69 | dataTypesManager.addtype(DataTypes.INVALID, null, "Color",Color.class, null); |
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70 | } |
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71 | int type = dataTypesManager.getType("Color"); |
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72 | dataTypesManager.addCoercion(type, new CoerceStringToColor());
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73 | } |
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74 | } |