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package org.gvsig.rastertools.properties.panels;
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import java.awt.Color;
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import java.io.IOException;
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import javax.swing.JPanel;
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import org.gvsig.gui.beans.checkslidertext.CheckColorSliderTextContainer;
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import org.gvsig.gui.beans.doubleslider.DoubleSliderEvent;
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import org.gvsig.gui.beans.doubleslider.DoubleSliderListener;
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import org.gvsig.raster.util.RasterToolsUtil;
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/**
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* Panel con los 3 campos para introducir listas de valores RGB. Este gestiona
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* los eventos de FocusListener para validar que los valores que se introducen
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private int[] rangeRed = null;
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private int[] rangeGreen = null;
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private int[] rangeBlue = null;
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private boolean validValue = false;
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CheckColorSliderTextContainer tRed = null;
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CheckColorSliderTextContainer tGreen = null;
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CheckColorSliderTextContainer tBlue = null;
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}
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/**
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* Obtiene el rango de valores a partir de la cadena de texto introducida por
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* el usuario. Sirve para parsear el contenido de los campos de texto que
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* contienen listas de valores para RGB.
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*
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* @param values
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*/
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public static int[] stringToInterval(String values) throws IOException {
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int[] rangeTransparency = new int[2];
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boolean dots = false;
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for (int i = 0; i < values.length(); i++) {
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char c = values.charAt(i);
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if (c != ':' && (c < 48 || c > 57))
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throw new IOException("Caracteres incorrectos en la cadena.");
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if (c == ':' && dots)
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throw new IOException("Se repite el caracter :.");
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if (c == ':' && !dots)
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dots = true;
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if (c == ':' && (i == 0 || i == (values.length() - 1)))
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throw new IOException("No puede comenzar ni acabar por :.");
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}
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if (dots) {
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String[] interv = values.split(":");
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int val1 = Integer.parseInt(interv[0]);
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int val2 = Integer.parseInt(interv[1]);
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if (val1 > 255 || val2 > 255)
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throw new IOException("Valor de pixel erroneo.");
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else {
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if (val1 < val2) {
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rangeTransparency[0] = val1;
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rangeTransparency[1] = val2;
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} else {
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rangeTransparency[0] = val2;
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rangeTransparency[1] = val1;
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}
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return rangeTransparency;
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}
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} else {
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rangeTransparency[0] = rangeTransparency[1] = Integer.parseInt(values);
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if (rangeTransparency[0] > 255)
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throw new IOException("Valor de pixel erroneo.");
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return rangeTransparency;
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}
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}
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/**
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* Obtiene la lista de valores del campo Blue.
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*
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* @return array multidimensional con los intervalos
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}
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/**
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* Obtiene true si los valores de RGB que han introducido son
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* validos y false si no lo son.
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* @return
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*/
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public boolean isValidValue() {
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return validValue;
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}
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/**
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* Activa o desactiva el control
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* @param enable True activa el control y false lo desactiva
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*/
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* encarga de la validaci?n de datos y actualizar los rangos de selecci?n
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*/
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public void validateValues() {
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validValue = true;
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rangeRed = null;
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rangeGreen = null;
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rangeBlue = null;
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if (getTRed().isChecked()) {
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try {
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rangeRed = TranspByPixelRGBInputPanel.stringToInterval(getTRed().getValue() + "");
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} catch (IOException exc) {
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RasterToolsUtil.debug("Error al parsear el intervalo", this, exc);
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getTRed().setChecked(false);
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validValue = false;
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}
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}
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rangeRed = new int[] {0, 255};
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rangeGreen = new int[] {0, 255};
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rangeBlue = new int[] {0, 255};
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if (getTGreen().isChecked()) {
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try {
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rangeGreen = TranspByPixelRGBInputPanel.stringToInterval(getTGreen().getValue() + "");
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} catch (IOException exc) {
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RasterToolsUtil.debug("Error al parsear el intervalo", this, exc);
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getTGreen().setChecked(false);
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validValue = false;
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}
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}
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if (getTRed().isChecked())
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rangeRed[0] = rangeRed[1] = getTRed().getValue();
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if (getTBlue().isChecked()) {
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try {
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rangeBlue = TranspByPixelRGBInputPanel.stringToInterval(getTBlue().getValue() + "");
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} catch (IOException exc) {
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RasterToolsUtil.debug("Error al parsear el intervalo", this, exc);
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getTBlue().setChecked(false);
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validValue = false;
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}
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}
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if (getTGreen().isChecked())
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rangeGreen[0] = rangeGreen[1] = getTGreen().getValue();
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if (getTBlue().isChecked())
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rangeBlue[0] = rangeBlue[1] = getTBlue().getValue();
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}
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/*
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