root / trunk / libraries / libDwg / src / com / iver / cit / jdwglib / dwg / objects / DwgArc.java @ 10820
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/* jdwglib. Java Library for reading Dwg files.
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*
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* Author: Jose Morell Rama (jose.morell@gmail.com).
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* Port from the Pythoncad Dwg library by Art Haas.
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*
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* Copyright (C) 2005 Jose Morell, IVER TI S.A. 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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* Jose Morell (jose.morell@gmail.com)
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*
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* or
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*
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* IVER TI S.A.
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* C/Salamanca, 50
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* 46005 Valencia
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* Spain
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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.jdwglib.dwg.objects; |
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import java.awt.geom.Point2D; |
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import java.util.ArrayList; |
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import java.util.List; |
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import java.util.Map; |
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import com.iver.cit.gvsig.fmap.core.FPolyline2D; |
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import com.iver.cit.gvsig.fmap.core.IGeometry; |
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import com.iver.cit.gvsig.fmap.core.ShapeFactory; |
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import com.iver.cit.jdwglib.dwg.DwgFile; |
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import com.iver.cit.jdwglib.dwg.DwgObject; |
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import com.iver.cit.jdwglib.dwg.IDwg2FMap; |
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import com.iver.cit.jdwglib.dwg.IDwg3DTestable; |
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import com.iver.cit.jdwglib.dwg.IDwgBlockMember; |
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import com.iver.cit.jdwglib.dwg.IDwgExtrusionable; |
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import com.iver.cit.jdwglib.util.AcadExtrusionCalculator; |
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import com.iver.cit.jdwglib.util.FMapUtil; |
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import com.iver.cit.jdwglib.util.GisModelCurveCalculator; |
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/**
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* The DwgArc class represents a DWG Arc
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*
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* @author jmorell
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*/
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public class DwgArc extends DwgObject |
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implements IDwgExtrusionable, IDwg3DTestable, IDwg2FMap, IDwgBlockMember {
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private double[] center; |
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private double radius; |
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private double thickness; |
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private double[] extrusion; |
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private double initAngle; |
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private double endAngle; |
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public DwgArc(int index) { |
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super(index);
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} |
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/**
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* @return Returns the center.
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*/
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public double[] getCenter() { |
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return center;
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} |
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/**
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* @param center The center to set.
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*/
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public void setCenter(double[] center) { |
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this.center = center;
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} |
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/**
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* @return Returns the endAngle.
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*/
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public double getEndAngle() { |
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return endAngle;
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} |
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/**
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* @param endAngle The endAngle to set.
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*/
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public void setEndAngle(double endAngle) { |
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this.endAngle = endAngle;
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} |
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/**
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* @return Returns the initAngle.
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*/
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public double getInitAngle() { |
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return initAngle;
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} |
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/**
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* @param initAngle The initAngle to set.
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*/
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public void setInitAngle(double initAngle) { |
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this.initAngle = initAngle;
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} |
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/**
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* @return Returns the radius.
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*/
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public double getRadius() { |
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return radius;
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} |
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/**
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* @param radius The radius to set.
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*/
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public void setRadius(double radius) { |
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this.radius = radius;
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} |
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/**
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* @return Returns the extrusion.
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*/
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public double[] getExtrusion() { |
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return extrusion;
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} |
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/**
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* @return Returns the thickness.
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*/
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public double getThickness() { |
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return thickness;
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} |
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/**
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* @param thickness The thickness to set.
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*/
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public void setThickness(double thickness) { |
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this.thickness = thickness;
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} |
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/**
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* @param extrusion The extrusion to set.
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*/
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public void setExtrusion(double[] extrusion) { |
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this.extrusion = extrusion;
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} |
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/* (non-Javadoc)
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* @see com.iver.cit.jdwglib.dwg.IDwgExtrusionable#applyExtrussion()
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*/
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public void applyExtrussion() { |
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double[] arcCenter = getCenter(); |
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double[] arcExt = getExtrusion(); |
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arcCenter = AcadExtrusionCalculator. |
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extrude2(arcCenter, arcExt); |
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setCenter(arcCenter); |
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} |
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/* (non-Javadoc)
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* @see com.iver.cit.jdwglib.dwg.IDwg3DTestable#has3DData()
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*/
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public boolean has3DData() { |
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return (getCenter()[2] != 0.0); |
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} |
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/* (non-Javadoc)
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* @see com.iver.cit.jdwglib.dwg.IDwg2FMap#toFMapGeometry()
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*/
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public IGeometry toFMapGeometry(boolean is3DFile) { |
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double[] center = getCenter(); |
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double radius = getRadius();
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double initAngle = Math.toDegrees(getInitAngle()); |
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double endAngle = Math.toDegrees(getEndAngle()); |
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List arc = GisModelCurveCalculator.calculateGisModelArc(
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center, radius, initAngle, endAngle); |
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FPolyline2D arcc; |
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if (is3DFile) {
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List arc3D = new ArrayList(); |
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for (int j = 0; j < arc.size(); j++) { |
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double[] point = (double[]) arc.get(j); |
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double[] newP = new double[]{point[0], point[1], center[2]}; |
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arc3D.add(newP); |
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} |
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arcc = FMapUtil.points3DToFPolyline3D(arc3D); |
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} else {
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arcc = FMapUtil.points2DToFPolyline2D(arc); |
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} |
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return ShapeFactory.createGeometry(arcc);
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} |
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public String toString(){ |
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return "Arc"; |
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} |
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/* (non-Javadoc)
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* @see com.iver.cit.jdwglib.dwg.IDwg2FMap#toFMapString()
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*/
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public String toFMapString(boolean is3dFile) { |
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if(is3dFile)
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return "FPolyline3D"; |
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else
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return "FPolyline2D"; |
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} |
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/* (non-Javadoc)
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* @see com.iver.cit.jdwglib.dwg.IDwg3DTestable#getZ()
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*/
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public double getZ() { |
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return getCenter()[2]; |
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} |
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public void transform2Block(double[] bPoint, Point2D insPoint, double[] scale, double rot, |
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List dwgObjectsWithoutBlocks, Map handleObjWithoutBlocks, DwgFile callBack) { |
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//DwgArc transformedEntity = new DwgArc(getIndex());
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double[] center = this.getCenter(); |
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Point2D pointAux = new Point2D.Double(center[0] - bPoint[0], center[1] - bPoint[1]); |
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double laX = insPoint.getX() + ((pointAux.getX()*scale[0])*Math.cos(rot) + (pointAux.getY()*scale[1])*(-1)*Math.sin(rot)); |
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double laY = insPoint.getY() + ((pointAux.getX()*scale[0])*Math.sin(rot) + (pointAux.getY()*scale[1])*Math.cos(rot)); |
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double laZ = center[2] * scale[2]; |
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double[] transformedCenter = new double[]{laX, laY, laZ}; |
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double radius = this.getRadius(); |
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double transformedRadius = radius * scale[0]; |
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double initAngle = this.getInitAngle(); |
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double endAngle = this.getEndAngle(); |
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double transformedInitAngle = initAngle + rot;
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if (transformedInitAngle<0) { |
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transformedInitAngle = transformedInitAngle + (2*Math.PI); |
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} else if (transformedInitAngle>(2*Math.PI)) { |
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transformedInitAngle = transformedInitAngle - (2*Math.PI); |
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} |
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double transformedEndAngle = endAngle + rot;
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if (transformedEndAngle<0) { |
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transformedEndAngle = transformedEndAngle + (2*Math.PI); |
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} else if (transformedEndAngle>(2*Math.PI)) { |
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transformedEndAngle = transformedEndAngle - (2*Math.PI); |
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} |
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DwgArc transformedEntity = (DwgArc) this.clone();
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transformedEntity.setCenter(transformedCenter); |
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transformedEntity.setRadius(transformedRadius); |
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transformedEntity.setInitAngle(transformedInitAngle); |
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transformedEntity.setEndAngle(transformedEndAngle); |
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transformedEntity.setHandle(this.getHandle());
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dwgObjectsWithoutBlocks.add(transformedEntity); |
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handleObjWithoutBlocks.put(new Integer(transformedEntity.getHandle().getOffset()), transformedEntity); |
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// setCenter(transformedCenter);
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// setRadius(transformedRadius);
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// setInitAngle(transformedInitAngle);
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// setEndAngle(transformedEndAngle);
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// dwgObjectsWithoutBlocks.add(this);
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} |
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/* (non-Javadoc)
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* @see java.lang.Object#clone()
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*/
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public Object clone(){ |
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DwgArc obj = new DwgArc(index);
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this.fill(obj);
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return obj;
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} |
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protected void fill(DwgObject obj){ |
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super.fill(obj);
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DwgArc myObj = (DwgArc)obj; |
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myObj.setCenter(center); |
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myObj.setEndAngle(endAngle); |
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myObj.setExtrusion(extrusion); |
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myObj.setInitAngle(initAngle); |
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myObj.setRadius(radius); |
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myObj.setThickness(thickness); |
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} |
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} |