root / trunk / libraries / libFMap / src / com / iver / cit / gvsig / fmap / layers / FLyrText.java @ 3025
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/*
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* Created on 28-dic-2004
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*
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*/
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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) 2004 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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* For more information, contact:
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*
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* Generalitat Valenciana
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* Conselleria d'Infraestructures i Transport
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* Av. Blasco Ib??ez, 50
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* 46010 VALENCIA
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* SPAIN
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*
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* +34 963862235
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* gvsig@gva.es
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* www.gvsig.gva.es
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*
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* or
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*
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* IVER T.I. S.A
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* Salamanca 50
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* 46005 Valencia
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* Spain
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*
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* +34 963163400
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* dac@iver.es
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*/
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package com.iver.cit.gvsig.fmap.layers; |
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import com.hardcode.gdbms.engine.instruction.FieldNotFoundException; |
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import com.iver.cit.gvsig.fmap.DriverException; |
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import com.iver.cit.gvsig.fmap.ViewPort; |
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import com.iver.cit.gvsig.fmap.core.FPoint2D; |
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import com.iver.cit.gvsig.fmap.core.FShape; |
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import com.iver.cit.gvsig.fmap.core.v02.FGraphicUtilities; |
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import com.iver.cit.gvsig.fmap.core.v02.FLabel; |
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import com.iver.cit.gvsig.fmap.core.v02.FSymbol; |
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import com.iver.cit.gvsig.fmap.layers.layerOperations.ClassifiableVectorial; |
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import com.iver.cit.gvsig.fmap.operations.Cancellable; |
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import com.iver.cit.gvsig.fmap.rendering.Legend; |
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import com.iver.cit.gvsig.fmap.rendering.VectorialLegend; |
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import java.awt.Graphics2D; |
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import java.awt.geom.Rectangle2D; |
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import java.awt.image.BufferedImage; |
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import java.util.ArrayList; |
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/**
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* Capa de texto.
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*
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* @author FJP
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*/
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public class FLyrText extends FLyrDefault implements ClassifiableVectorial { |
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/**
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* <code>m_labels</code> es una arrayList de FLabel (string + punto de
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* inserci?n + rotaci?n + altura de texto
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*/
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private ArrayList m_labels = new ArrayList(); |
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private Legend legend;
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private Rectangle2D fullExtent; |
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/**
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* Crea un nuevo FLyrText.
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*
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* @param arrayLabels DOCUMENT ME!
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*/
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public FLyrText(ArrayList arrayLabels) { |
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m_labels = arrayLabels; |
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} |
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/**
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* Dibuja sobre el graphics los textos.
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*
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* @param image
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* @param g Graphics.
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* @param viewPort ViewPort.
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* @param cancel
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*/
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private void drawLabels(BufferedImage image, Graphics2D g, |
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ViewPort viewPort, Cancellable cancel) { |
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int numReg;
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Rectangle2D elExtent = viewPort.getExtent();
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//int anchoMapa;
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//int altoMapa;
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//double anchoReal;
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//double altoReal;
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//double escala;
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FSymbol theSymbol = null;
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System.out.println("Dibujando etiquetas..."); |
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for (numReg = 0; numReg < m_labels.size(); numReg++) { |
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if (cancel.isCanceled()) {
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break;
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} |
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FLabel theLabel = (FLabel) m_labels.get(numReg); |
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if ((theLabel == null) || (theLabel.getOrig() == null)) continue; |
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if (elExtent.contains(theLabel.getOrig())) // TODO: Aqui hay que ponerle al FLabel un getExtent() |
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{ |
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theSymbol = getLegend().getDefaultSymbol(); |
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FShape shp = new FPoint2D(theLabel.getOrig().getX(),
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theLabel.getOrig().getY()); |
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FGraphicUtilities.DrawLabel(g, viewPort.getAffineTransform(), |
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shp, theSymbol, theLabel); |
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} |
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} |
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} |
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/* (non-Javadoc)
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* @see com.iver.cit.gvsig.fmap.layers.FLayer#getFullExtent()
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*/
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public Rectangle2D getFullExtent() throws DriverException { |
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return fullExtent;
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} |
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/* (non-Javadoc)
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* @see com.iver.cit.gvsig.fmap.layers.FLayer#draw(java.awt.image.BufferedImage, java.awt.Graphics2D, com.iver.cit.gvsig.fmap.ViewPort, com.iver.cit.gvsig.fmap.operations.Cancellable)
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*/
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public void draw(BufferedImage image, Graphics2D g, ViewPort viewPort, |
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Cancellable cancel,double scale) throws DriverException { |
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if (isVisible() && isWithinScale(scale)){
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drawLabels(image, g, viewPort, cancel); |
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} |
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} |
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/* (non-Javadoc)
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* @see com.iver.cit.gvsig.fmap.layers.FLayer#print(java.awt.Graphics2D, com.iver.cit.gvsig.fmap.ViewPort, com.iver.cit.gvsig.fmap.operations.Cancellable)
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*/
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public void print(Graphics2D g, ViewPort viewPort, Cancellable cancel,double scale) |
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throws DriverException {
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if (isVisible() && isWithinScale(scale)){
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drawLabels(null, g, viewPort, cancel);
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} |
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} |
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/* (non-Javadoc)
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* @see com.iver.cit.gvsig.fmap.layers.layerOperations.ClassifiableVectorial#setLegend(com.iver.cit.gvsig.fmap.rendering.VectorialLegend)
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*/
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public void setLegend(VectorialLegend r) |
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throws DriverException, FieldNotFoundException {
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legend = r; |
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} |
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/* (non-Javadoc)
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* @see com.iver.cit.gvsig.fmap.layers.layerOperations.Classifiable#addLegendListener(com.iver.cit.gvsig.fmap.layers.LegendListener)
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*/
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public void addLegendListener(LegendListener listener) { |
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// TODO Auto-generated method stub
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} |
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/* (non-Javadoc)
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* @see com.iver.cit.gvsig.fmap.layers.layerOperations.Classifiable#removeLegendListener(com.iver.cit.gvsig.fmap.layers.LegendListener)
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*/
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public void removeLegendListener(LegendListener listener) { |
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// TODO Auto-generated method stub
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} |
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/* (non-Javadoc)
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* @see com.iver.cit.gvsig.fmap.layers.layerOperations.Classifiable#getLegend()
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*/
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public Legend getLegend() {
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return legend;
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} |
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/* (non-Javadoc)
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* @see com.iver.cit.gvsig.fmap.layers.layerOperations.Classifiable#getShapeType()
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*/
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public int getShapeType() throws DriverException { |
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return FShape.TEXT;
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} |
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/**
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* Devuelve un ArrayList con los textos de la capa.
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*
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* @return Texto de la capa.
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*/
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public ArrayList getLabels() { |
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return m_labels;
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} |
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/**
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* Inserta los textos de la capa
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*
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* @param m_labels ArrayList con los textos de la capa.
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*/
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public void setLabels(ArrayList m_labels) { |
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this.m_labels = m_labels;
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} |
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} |