root / trunk / extensions / extRasterTools-SE / src / org / gvsig / rastertools / properties / panels / TransparencyControl.java @ 12127
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/* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana
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*
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* Copyright (C) 2007 IVER T.I. and Generalitat Valenciana.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,USA.
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*/
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package org.gvsig.rastertools.properties.panels; |
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import java.util.ArrayList; |
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import java.util.EventObject; |
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import org.gvsig.raster.grid.GridTransparency; |
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import org.gvsig.raster.util.TransparencyRange; |
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/**
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* Clase que hace de interfaz entre los objetos que contienen la informaci?n de
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* transparencia y el panel.
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*
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* @author Nacho Brodin (nachobrodin@gmail.com)
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*/
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public class TransparencyControl implements TranspByPixelEventListener { |
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private GridTransparency transparency = null; |
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private TransparencyPanel tPanel = null; |
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/**
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* Constructor
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* @param tp
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*/
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public TransparencyControl(TransparencyPanel tp) {
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this.tPanel = tp;
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tPanel.getPTranspByPixel().addValueChangedListener(this);
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} |
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public void setTransparencyObject(GridTransparency t) { |
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this.transparency = t;
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setValuesFromGridTransparencyToPanel(); |
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} |
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/**
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* Carga los valores del panel desde el objeto con la transparencia
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*/
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private void setValuesFromGridTransparencyToPanel() { |
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//Asignamos la opacidad al panel
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if (transparency.getOpacity() != 255) { |
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tPanel.getOpacityPanel().setControlEnabled(true);
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tPanel.getOpacityPanel().setValue((int) (transparency.getOpacity() * 100) / 255); |
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} else {
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tPanel.getOpacityPanel().setControlEnabled(false);
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tPanel.getOpacityPanel().setValue(100);
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} |
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// Asignamos los rangos de transparencia al panel
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tPanel.getPTranspByPixel().getListener().setEventsDisabled(true);
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if (transparency.getTransparencyRange().size() > 0) { |
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tPanel.getPTranspByPixel().clear(); |
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tPanel.getPTranspByPixel().setControlEnabled(true);
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for (int i = 0; i < transparency.getTransparencyRange().size(); i++) { |
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TransparencyRange range = (TransparencyRange) transparency.getTransparencyRange().get(i); |
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tPanel.getPTranspByPixel().addStringElement(range); |
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} |
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} else {
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tPanel.getPTranspByPixel().clear(); |
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tPanel.getPTranspByPixel().setControlEnabled(false);
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} |
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tPanel.getPTranspByPixel().getListener().setEventsDisabled(false);
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} |
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/**
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* Carga los valores del objeto transparencia desde el panel
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*/
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private void setValuesFromPanelToGridTransparency() { |
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// Asignamos la opacidad al objeto
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if (tPanel.getOpacityPanel().getCheck().isSelected()) {
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transparency.setOpacity((int) Math.round((tPanel.getOpacityPanel().getValue() * 255) / 100)); |
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} else
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transparency.setOpacity(255);
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// Asignamos los rangos de transparencia al objeto
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if (tPanel.getPTranspByPixel().getActiveCheck().isSelected()) {
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transparency.clearListOfTransparencyRange(); |
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ArrayList entries = tPanel.getPTranspByPixel().getEntries();
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for (int i = 0; i < entries.size(); i++) |
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transparency.setTransparencyRange((TransparencyRange) entries.get(i)); |
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} else
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transparency.clearListOfTransparencyRange(); |
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transparency.activeTransparency(); |
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// Redibujamos
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if (tPanel.getLayer() != null) |
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tPanel.getLayer().getMapContext().invalidate(); |
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} |
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/**
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* Acciones a ejecutar cuando se acepta
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*/
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public void accept() { |
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setValuesFromPanelToGridTransparency(); |
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} |
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/**
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* Acciones a ejecutar cuando se aplica
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*/
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public void apply() { |
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setValuesFromPanelToGridTransparency(); |
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} |
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/**
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* Acciones a ejecutar cuando se cancela
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*/
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public void cancel() { |
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} |
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/*
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* (non-Javadoc)
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* @see org.gvsig.rastertools.properties.panels.TranspByPixelEventListener#actionPixelListChanged(java.util.EventObject)
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*/
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public void actionPixelListChanged(EventObject e) { |
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apply(); |
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} |
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} |