svn-gvsig-desktop / tags / Root_Fmap_GisPlanet / libraries / libFMap / src / com / iver / cit / gvsig / fmap / core / v02 / FGraphicUtilities.java @ 1826
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/*
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* Created on 28-abr-2004
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*
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* To change the template for this generated file go to
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* Window>Preferences>Java>Code Generation>Code and Comments
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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.core.v02; |
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import com.iver.cit.gvsig.fmap.core.FPoint2D; |
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import com.iver.cit.gvsig.fmap.core.FPolygon2D; |
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import com.iver.cit.gvsig.fmap.core.FPolyline2D; |
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import com.iver.cit.gvsig.fmap.core.FShape; |
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import com.iver.cit.gvsig.fmap.core.GeneralPathX; |
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import com.vividsolutions.jts.geom.Geometry; |
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import com.vividsolutions.jts.geom.Point; |
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import org.apache.batik.ext.awt.geom.PathLength; |
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import java.awt.Font; |
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import java.awt.FontMetrics; |
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import java.awt.Graphics2D; |
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import java.awt.Rectangle; |
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import java.awt.geom.AffineTransform; |
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import java.awt.geom.Point2D; |
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/**
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* Clase con m?todos est?ticos para dibujar sobre el Graphics que se les pase
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* como par?metro.
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*
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* @author fjp
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*/
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public class FGraphicUtilities { |
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/**
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* Dibuja el s?mbolo que se le pasa como par?metro en el Graphics.
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*
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* @param g2 Graphics2D sobre el que dibujar.
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* @param mT2 Matriz de transformaci?n.
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* @param r Rect?ngulo.
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* @param symbol S?mbolo a dibujar.
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*/
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public static void DrawSymbol(Graphics2D g2, AffineTransform mT2, |
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Rectangle r, FSymbol symbol) {
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FShape shp; |
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AffineTransform mT = new AffineTransform(); |
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mT.setToIdentity(); |
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Rectangle r2 = new Rectangle(r.x + 2 + (r.width / 3), r.y, r.width / 3, |
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r.height); |
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Rectangle r3 = new Rectangle(r.x + 2 + ((2 * r.width) / 3), r.y, |
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r.width / 3, r.height);
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// g2.clearRect(r.x, r.y, r.width, r.height);
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// System.out.println("r = " + r.toString() + " Color preview:" + symbol.m_Color.toString());
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// System.out.println("symbol.m_symbolType= "+symbol.m_symbolType);
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switch (symbol.getSymbolType()) {
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case FConstant.SYMBOL_TYPE_POINT:
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shp = new FPoint2D(r.x + (r.width / 2), r.y + (r.height / 2)); |
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// Para no tener que clonarlo si viene en unidades de mapa
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boolean bAux2 = symbol.isSizeInPixels();
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int alturaMetros = symbol.getSize(); // Nota: Cambiar m_Size a float |
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if (!bAux2) {
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symbol.setSizeInPixels(true);
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symbol.setSize(8); // tama?o fijo |
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} |
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FGraphicUtilities.DrawShape(g2, mT, shp, symbol); |
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if (!bAux2) {
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symbol.setSize(alturaMetros); |
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symbol.setSizeInPixels(bAux2); |
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} |
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if (symbol.getFont() != null) { |
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// Para no tener que clonarlo si viene en unidades de mapa
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boolean bAux = symbol.isFontSizeInPixels();
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symbol.setFontSizeInPixels(true);
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FGraphicUtilities.DrawLabel(g2, mT, shp, symbol, |
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new FLabel("Abcd")); |
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symbol.setFontSizeInPixels(bAux); |
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} |
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break;
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case FConstant.SYMBOL_TYPE_LINE:
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Rectangle rect = mT2.createTransformedShape(r).getBounds();
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GeneralPathX line = new GeneralPathX();
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line.moveTo(rect.x, rect.y + (rect.height / 2));
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// line.lineTo(rect.x + rect.width/3, rect.y + rect.height);
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// line.lineTo(rect.x + 2*rect.width/3, rect.y);
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// line.lineTo(rect.x + rect.width, rect.y + rect.height/2);
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line.curveTo(rect.x + (rect.width / 3),
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rect.y + (2 * rect.height),
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rect.x + ((2 * rect.width) / 3), rect.y - rect.height, |
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rect.x + rect.width, rect.y + (rect.height / 2));
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shp = new FPolyline2D(line);
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FGraphicUtilities.DrawShape(g2, mT, shp, symbol); |
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break;
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case FConstant.SYMBOL_TYPE_FILL:
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GeneralPathX rectAux = new GeneralPathX(r);
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rectAux.transform(mT2); |
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shp = new FPolygon2D(rectAux);
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// System.out.println("rect = "+rectAux.getBounds());
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FGraphicUtilities.DrawShape(g2, mT, shp, symbol); |
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break;
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case FShape.MULTI:
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// Pol?gono
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r.resize(r.width / 3, r.height);
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GeneralPathX rectAux2 = new GeneralPathX(r);
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rectAux2.transform(mT2); |
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shp = new FPolygon2D(rectAux2);
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FGraphicUtilities.DrawShape(g2, mT, shp, symbol); |
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// L?nea
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rect = mT2.createTransformedShape(r2).getBounds(); |
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line = new GeneralPathX();
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line.moveTo(rect.x, rect.y + (rect.height / 2));
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line.curveTo(rect.x + (rect.width / 3),
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rect.y + (2 * rect.height),
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rect.x + ((2 * rect.width) / 3), rect.y - rect.height, |
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rect.x + rect.width, rect.y + (rect.height / 2));
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shp = new FPolyline2D(line);
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FGraphicUtilities.DrawShape(g2, mT, shp, symbol); |
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// Punto:
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shp = new FPoint2D(r3.x + (r3.width / 2), r3.y + |
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(r3.height / 2));
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// Para no tener que clonarlo si viene en unidades de mapa
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bAux2 = symbol.isSizeInPixels(); |
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alturaMetros = symbol.getSize(); // Nota: Cambiar m_Size a float
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if (!bAux2) {
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symbol.setSizeInPixels(true);
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symbol.setSize(4); // tama?o fijo |
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} |
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FGraphicUtilities.DrawShape(g2, mT, shp, symbol); |
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if (!bAux2) {
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symbol.setSize(alturaMetros); |
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symbol.setSizeInPixels(bAux2); |
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} |
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if (symbol.getFont() != null) { |
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// Para no tener que clonarlo si viene en unidades de mapa
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boolean bAux = symbol.isFontSizeInPixels();
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symbol.setFontSizeInPixels(true);
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FGraphicUtilities.DrawLabel(g2, mT, shp, symbol, |
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new FLabel("Abcd")); |
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symbol.setFontSizeInPixels(bAux); |
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} |
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break;
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} |
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} |
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/**
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* Dibuja el shape que se pasa como par?metro con las caracter?sticas que
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* aporta el s?mbolo sobre el Graphics2D.
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*
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* @param g2 Graphics2D sobre el que dibujar.
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* @param mT Matriz de transformaci?n.
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* @param shp FShape a dibujar.
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* @param theSymbol S?mbolo.
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*/
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public static void DrawShape(Graphics2D g2, AffineTransform mT, FShape shp, |
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FSymbol theSymbol) { |
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// Hacemos la transformaci?n del shape aqu? dentro... por ahora.
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if (shp == null) { |
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return;
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} |
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g2.setColor(theSymbol.getColor()); |
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/* if (shp instanceof FPolygon2D)
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{
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System.out.println("Entra pol?gono");
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} */
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switch (shp.getShapeType()) {
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case FShape.POINT: //Tipo punto |
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drawSymbolPoint(g2, mT, (FPoint2D) shp, theSymbol); |
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break;
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case FShape.LINE:
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// Shape theShp = mT.createTransformedShape(shp.m_Polyline);
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// g2.setColor(theSymbol.m_Color);
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if (theSymbol.getStroke() != null) { |
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g2.setStroke(theSymbol.getStroke()); |
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} |
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g2.draw(shp); |
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break;
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case FShape.POLYGON:
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if (theSymbol.getFill() != null) |
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g2.setPaint(theSymbol.getFill()); |
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if (theSymbol.getColor() != null) |
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if (theSymbol.getStyle() != FConstant.SYMBOL_STYLE_DGNSPECIAL) {
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g2.fill(shp); |
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} |
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if (theSymbol.isOutlined()) {
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g2.setColor(theSymbol.getOutlineColor()); |
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if (theSymbol.getStroke() != null) { |
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g2.setStroke(theSymbol.getStroke()); |
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} |
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g2.draw(shp); |
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} |
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break;
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} |
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} |
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/**
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* Dibuja el FLabel que se pasa como par?metro sobre el Graphics2D.
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*
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* @param g2 Graphics2D sobre el que dibujar.
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* @param mT Matriz de transformaci?n.
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* @param shp FShape a dibujar.
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* @param theSymbol S?mbolo para aplicar.
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* @param theLabel FLabel que contiene el texto que se debe dibujar.
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*/
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public static void DrawLabel(Graphics2D g2, AffineTransform mT, FShape shp, |
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FSymbol theSymbol, FLabel theLabel) { |
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float angle;
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float x;
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float y;
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Point2D pAux = null; |
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// USAR TEXTLAYOUT SI QUEREMOS PERMITIR SELECCIONAR UN TEXTO
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// Y/O EDITARLO "IN SITU"
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/* if (m_labelValues[numReg].length() > 0)
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{
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TextLayout layout = new TextLayout(m_labelValues[numReg], font, frc);
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layout.draw(g2, x, y);
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} */
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if (shp == null) { |
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return;
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} |
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// Las etiquetas que pongamos a nulo ser? porque no la queremos dibujar.
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// ?til para cuando queramos eliminar duplicados.
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if (theLabel.getString() == null) { |
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return;
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} |
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FontMetrics metrics = g2.getFontMetrics();
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int width = metrics.stringWidth(theLabel.getString());
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int height = metrics.getMaxAscent();
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// int height = metrics.getHeight();
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g2.setFont(theSymbol.getFont()); |
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g2.setColor(theSymbol.getFontColor()); |
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// Aqu? hay que mirar m_Size y m_useSize...
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if (!theSymbol.isFontSizeInPixels()) {
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// Suponemos que m_Size viene en coordenadas de mundo real
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// Esto habr? que cambiarlo. Probablemente usar Style2d de geotools en lugar
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// de FSymbol.
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// CAMBIO: La altura del texto la miramos en FLabel
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// float alturaPixels = (float) (theSymbol.m_FontSize * mT.getScaleX());
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float alturaPixels = (float) (theLabel.getHeight() * mT.getScaleX()); |
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/* System.out.println("m_bUseSize = " + theSymbol.m_bUseSize +
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" Escala: " + mT.getScaleX() + " alturaPixels = " + alturaPixels); */
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if (alturaPixels < 3) { |
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return; // No leemos nada |
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} |
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Font nuevaFuente = theSymbol.getFont().deriveFont(alturaPixels);
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g2.setFont(nuevaFuente); |
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width = g2.getFontMetrics().stringWidth(theLabel.getString()); |
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} |
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switch (shp.getShapeType()) {
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case FShape.POINT: //Tipo punto |
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pAux = new Point2D.Double(((FPoint2D) shp).getX(), |
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((FPoint2D) shp).getY()); |
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pAux = mT.transform(pAux, null);
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break;
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case FShape.LINE:
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//
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if (theLabel.getOrig() == null) // Calculamos el punto y la orientaci?n solo la primera vez |
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{ |
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PathLength pathLen = new PathLength(shp);
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// if (pathLen.lengthOfPath() < width / mT.getScaleX()) return;
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float midDistance = pathLen.lengthOfPath() / 2; |
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pAux = pathLen.pointAtLength(midDistance); |
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angle = pathLen.angleAtLength(midDistance); |
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if (angle < 0) { |
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angle = angle + (float) (2 * Math.PI); |
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} |
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if ((angle > (Math.PI / 2)) && |
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(angle < ((3 * Math.PI) / 2))) { |
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angle = angle - (float) Math.PI; |
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} |
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theLabel.setRotation(Math.toDegrees(angle));
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theLabel.setOrig(pAux); |
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} |
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pAux = mT.transform(theLabel.getOrig(), null);
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// pAux = theLabel.getOrig();
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// GlyphVector theGlyphs = theSymbol.m_Font.createGlyphVector(g2.getFontRenderContext(), theLabel);
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// Shape txtShp = TextPathLayout.layoutGlyphVector(theGlyphs, shp.m_Polyline,TextPathLayout.ALIGN_MIDDLE);
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// g2.draw(txtShp);
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// System.out.println("Pintando etiqueta " + theLabel );
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break;
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|
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case FShape.POLYGON:
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|
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if (theLabel.getOrig() == null) // Calculamos el punto solo la primera vez |
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{ |
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Geometry geo = FConverter.java2d_to_jts(shp); |
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// System.out.println("Area de " + m_labelValues[numReg] + " = "
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// + geo.getArea());
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// System.out.println(geo.toText());
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Point pJTS = geo.getInteriorPoint();
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FShape pLabel = FConverter.jts_to_java2d(pJTS); |
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theLabel.setRotation(0);
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theLabel.setOrig(new Point2D.Double( |
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((FPoint2D) pLabel).getX(), |
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((FPoint2D) pLabel).getX())); |
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} |
397 |
|
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pAux = mT.transform(theLabel.getOrig(), null);
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|
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break;
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} |
402 |
|
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AffineTransform ant = g2.getTransform();
|
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|
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x = (float) pAux.getX();
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y = (float) pAux.getY();
|
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|
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AffineTransform Tx = (AffineTransform) ant.clone(); |
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Tx.translate(x, y); // S3: final translation
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Tx.rotate(Math.toRadians(-theLabel.getRotation())); // S2: rotate around anchor |
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g2.setTransform(Tx); |
412 |
|
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switch (theLabel.getJustification()) {
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case FLabel.LEFT_BOTTOM:
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g2.drawString(theLabel.getString(), 0, 0 - 3); |
416 |
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break;
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|
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case FLabel.LEFT_CENTER:
|
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g2.drawString(theLabel.getString(), 0, 0 - (height / 2)); |
421 |
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break;
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|
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case FLabel.LEFT_TOP:
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g2.drawString(theLabel.getString(), 0, 0 - height); |
426 |
|
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break;
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|
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case FLabel.CENTER_BOTTOM:
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g2.drawString(theLabel.getString(), 0 - (width / 2), 0 - 3); |
431 |
|
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break;
|
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|
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case FLabel.CENTER_CENTER:
|
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g2.drawString(theLabel.getString(), 0 - (width / 2), |
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0 - (height / 2)); |
437 |
|
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break;
|
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|
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case FLabel.CENTER_TOP:
|
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g2.drawString(theLabel.getString(), 0 - (width / 2), 0 - |
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height); |
443 |
|
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break;
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|
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case FLabel.RIGHT_BOTTOM:
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g2.drawString(theLabel.getString(), 0 - width, 0 - 3); |
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|
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break;
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|
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case FLabel.RIGHT_CENTER:
|
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g2.drawString(theLabel.getString(), 0 - width, 0 - |
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(height / 2));
|
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|
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break;
|
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|
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case FLabel.RIGHT_TOP:
|
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g2.drawString(theLabel.getString(), 0 - width, 0 - height); |
459 |
|
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break;
|
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} |
462 |
|
463 |
// Restauramos
|
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g2.setTransform(ant); |
465 |
} |
466 |
|
467 |
/**
|
468 |
* Dibuja un punto sobre el Graphics2D que se pasa como par?metro.
|
469 |
*
|
470 |
* @param g2 Graphics2D sobre el que dibujar.
|
471 |
* @param mT MAtriz de transformaci?n.
|
472 |
* @param pAux punto a dibujar.
|
473 |
* @param theSymbol S?mbolo a aplicar.
|
474 |
*/
|
475 |
private static void drawSymbolPoint(Graphics2D g2, AffineTransform mT, |
476 |
FPoint2D pAux, FSymbol theSymbol) { |
477 |
int x;
|
478 |
int y;
|
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x = (int) pAux.getX();
|
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y = (int) pAux.getY();
|
481 |
|
482 |
/*if (x==0){
|
483 |
x=100;
|
484 |
}
|
485 |
if (y==0){
|
486 |
y=100;
|
487 |
}
|
488 |
*/
|
489 |
Rectangle rectAux = new Rectangle(); |
490 |
|
491 |
// Aqu? hay que mirar m_Size y m_useSize...
|
492 |
float radio_simbolo;
|
493 |
radio_simbolo = theSymbol.getSize() / 2;
|
494 |
|
495 |
if (!theSymbol.isSizeInPixels()) {
|
496 |
// Suponemos que m_Size viene en coordenadas de mundo real
|
497 |
radio_simbolo = (float) (theSymbol.getSize() * mT.getScaleX());
|
498 |
|
499 |
/* System.out.println("m_bUseSize = " + theSymbol.m_bUseSize +
|
500 |
" Escala: " + mT.getScaleX() + " alturaPixels = " + alturaPixels); */
|
501 |
// if (radio_simbolo < 1) return; // No dibujamos nada
|
502 |
rectAux.setRect(x - radio_simbolo, y - radio_simbolo, |
503 |
radio_simbolo * 2, radio_simbolo * 2); |
504 |
} else {
|
505 |
// m_Size viene en pixels
|
506 |
rectAux.setRect(x - radio_simbolo, y - radio_simbolo, |
507 |
theSymbol.getSize(), theSymbol.getSize()); |
508 |
} |
509 |
|
510 |
// continue; //radioSimbolo_en_pixels = 3;
|
511 |
if (theSymbol.getFill() != null) { |
512 |
g2.setPaint(theSymbol.getFill()); |
513 |
} |
514 |
|
515 |
if (theSymbol.getStroke() != null) { |
516 |
g2.setStroke(theSymbol.getStroke()); |
517 |
} |
518 |
|
519 |
if (radio_simbolo < 2) { |
520 |
g2.fillRect(rectAux.x, rectAux.y, rectAux.width, rectAux.height); |
521 |
|
522 |
return;
|
523 |
} |
524 |
|
525 |
switch (theSymbol.getStyle()) {
|
526 |
case FConstant.SYMBOL_STYLE_MARKER_CIRCLE: // Circulito |
527 |
|
528 |
if (theSymbol.getColor() != null) { |
529 |
g2.fillOval(rectAux.x, rectAux.y, rectAux.width, |
530 |
rectAux.height); |
531 |
} |
532 |
|
533 |
if (theSymbol.isOutlined()) {
|
534 |
g2.setColor(theSymbol.getOutlineColor()); |
535 |
g2.drawOval(rectAux.x, rectAux.y, rectAux.width, |
536 |
rectAux.height); |
537 |
} |
538 |
|
539 |
break;
|
540 |
|
541 |
case FConstant.SYMBOL_STYLE_MARKER_SQUARE: // Cuadrado |
542 |
g2.fillRect(rectAux.x, rectAux.y, rectAux.width, rectAux.height); |
543 |
|
544 |
if (theSymbol.isOutlined()) {
|
545 |
g2.setColor(theSymbol.getOutlineColor()); |
546 |
g2.drawRect(rectAux.x, rectAux.y, rectAux.width, |
547 |
rectAux.height); |
548 |
} |
549 |
|
550 |
break;
|
551 |
|
552 |
case FConstant.SYMBOL_STYLE_MARKER_TRIANGLE: // Triangulo |
553 |
|
554 |
// y = r*sin30, x = r*cos30
|
555 |
GeneralPathX genPath = new GeneralPathX();
|
556 |
genPath.moveTo(x - (int) (radio_simbolo * 0.866), |
557 |
y + (int) (radio_simbolo * 0.5)); |
558 |
genPath.lineTo(x + (int) (radio_simbolo * 0.866), |
559 |
y + (int) (radio_simbolo * 0.5)); |
560 |
genPath.lineTo(x, y - (float) radio_simbolo);
|
561 |
genPath.closePath(); |
562 |
|
563 |
g2.fill(genPath); |
564 |
|
565 |
break;
|
566 |
|
567 |
case FConstant.SYMBOL_STYLE_MARKER_CROSS: // cruz |
568 |
case FConstant.SYMBOL_STYLE_DGNSPECIAL: // Cruz |
569 |
|
570 |
GeneralPathX genPathCruz = new GeneralPathX();
|
571 |
genPathCruz.moveTo(x, y - radio_simbolo); |
572 |
genPathCruz.lineTo(x, y + radio_simbolo); |
573 |
genPathCruz.moveTo(x - radio_simbolo, y); |
574 |
genPathCruz.lineTo(x + radio_simbolo, y); |
575 |
g2.draw(genPathCruz); |
576 |
|
577 |
break;
|
578 |
|
579 |
case 34: // TrueType marker |
580 |
|
581 |
/* lf.lfHeight = -radioSimbolo_en_pixels;
|
582 |
angulo = pSimbolo->m_Rotation; // En radianes, de -pi a pi
|
583 |
angulo = -180.0 * angulo / PI;
|
584 |
|
585 |
lf.lfEscapement = (long) angulo*10;
|
586 |
lf.lfOrientation = (long) angulo*10;
|
587 |
|
588 |
fuente.CreateFontIndirect(&lf);
|
589 |
pOldFont = pDC->SelectObject(&fuente);
|
590 |
|
591 |
pDC->TextOut(pAPI.x, pAPI.y+radioSimbolo_en_pixels/2,elChar,1);
|
592 |
|
593 |
pDC->SelectObject(pOldFont);
|
594 |
fuente.DeleteObject();
|
595 |
|
596 |
break; */
|
597 |
case FConstant.SYMBOL_STYLE_MARKER_IMAGEN: // Icono |
598 |
{ |
599 |
if (theSymbol.getIcon() != null) { |
600 |
float w;
|
601 |
float h;
|
602 |
|
603 |
if (!theSymbol.isSizeInPixels()) {
|
604 |
// Suponemos que m_Size viene en coordenadas de mundo real
|
605 |
// Por ejemplo, nos valemos del ancho para fijar la escala
|
606 |
w = (float) (theSymbol.getSize() * mT.getScaleX());
|
607 |
h = (theSymbol.getIcon().getHeight(null) * w) / theSymbol.getIcon()
|
608 |
.getWidth(null);
|
609 |
|
610 |
rectAux.setRect(x - w, y - h, w * 2, h * 2); |
611 |
} else {
|
612 |
// m_Size viene en pixels
|
613 |
w = theSymbol.getSize(); |
614 |
h = (theSymbol.getIcon().getHeight(null) * w) / theSymbol.getIcon()
|
615 |
.getWidth(null);
|
616 |
rectAux.setRect(x - w, y - h, w, h); |
617 |
} |
618 |
|
619 |
g2.drawImage(theSymbol.getIcon(), rectAux.x, rectAux.y, |
620 |
rectAux.width, rectAux.height, null);
|
621 |
} else {
|
622 |
String strImg = "Image"; // Utilities.getMessage(FGraphicUtilities.class,"imagen"); |
623 |
FontMetrics metrics = g2.getFontMetrics();
|
624 |
int width = metrics.stringWidth(strImg);
|
625 |
int height = metrics.getMaxAscent();
|
626 |
|
627 |
g2.drawString(strImg, x - (width / 2), y - 2 + |
628 |
(height / 2));
|
629 |
} |
630 |
|
631 |
break;
|
632 |
} |
633 |
|
634 |
/* DrawIconEx(pDC->m_hDC, pAPI.x-(pSimbolo->m_widthIco/2), pAPI.y-(pSimbolo->m_heightIco/2),
|
635 |
pSimbolo->m_hIcon, pSimbolo->m_widthIco, pSimbolo->m_heightIco, 0 , NULL, DI_NORMAL);
|
636 |
break; */
|
637 |
case FConstant.SYMBOL_STYLE_POINTZ: // Circulito |
638 |
|
639 |
if (theSymbol.getColor() != null) { |
640 |
g2.fillOval(rectAux.x, rectAux.y, rectAux.width, |
641 |
rectAux.height); |
642 |
} |
643 |
|
644 |
if (theSymbol.isOutlined()) {
|
645 |
g2.setColor(theSymbol.getOutlineColor()); |
646 |
g2.drawOval(rectAux.x, rectAux.y, rectAux.width, |
647 |
rectAux.height); |
648 |
} |
649 |
|
650 |
break;
|
651 |
} // del switch estilo
|
652 |
} |
653 |
} |