Revision 10539 branches/v10/libraries/libDwg/src/com/iver/cit/jdwglib/dwg/objects/DwgEllipse.java
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*/ |
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package com.iver.cit.jdwglib.dwg.objects; |
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import java.util.ArrayList; |
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import java.util.Vector; |
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import java.awt.geom.Point2D; |
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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.FShape; |
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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.DwgUtil; |
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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.util.FMapUtil; |
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import com.iver.cit.jdwglib.util.GisModelCurveCalculator; |
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/** |
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* The DwgEllipse class represents a DWG Ellipse |
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* |
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* @author jmorell |
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*/ |
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public class DwgEllipse extends DwgObject {
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public class DwgEllipse extends DwgObject |
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implements IDwg3DTestable, IDwg2FMap, IDwgBlockMember{
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public DwgEllipse(int index) {
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super(index); |
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// TODO Auto-generated constructor stub |
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} |
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private double[] center; |
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private double[] majorAxisVector; |
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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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/** |
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* Read a Ellipse in the DWG format Version 15 |
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* |
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* @param data Array of unsigned bytes obtained from the DWG binary file |
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* @param offset The current bit offset where the value begins |
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* @throws Exception If an unexpected bit value is found in the DWG file. Occurs |
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* when we are looking for LwPolylines. |
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*/ |
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public void readDwgEllipseV15(int[] data, int offset) throws Exception {
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int bitPos = offset; |
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bitPos = readObjectHeaderV15(data, bitPos); |
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ArrayList v = DwgUtil.getBitDouble(data, bitPos); |
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bitPos = ((Integer)v.get(0)).intValue(); |
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double x = ((Double)v.get(1)).doubleValue(); |
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v = DwgUtil.getBitDouble(data, bitPos); |
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bitPos = ((Integer)v.get(0)).intValue(); |
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double y = ((Double)v.get(1)).doubleValue(); |
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v = DwgUtil.getBitDouble(data, bitPos); |
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bitPos = ((Integer)v.get(0)).intValue(); |
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double z = ((Double)v.get(1)).doubleValue(); |
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double[] coord = new double[]{x, y, z};
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center = coord; |
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v = DwgUtil.getBitDouble(data, bitPos); |
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bitPos = ((Integer)v.get(0)).intValue(); |
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x = ((Double)v.get(1)).doubleValue(); |
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v = DwgUtil.getBitDouble(data, bitPos); |
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bitPos = ((Integer)v.get(0)).intValue(); |
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y = ((Double)v.get(1)).doubleValue(); |
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v = DwgUtil.getBitDouble(data, bitPos); |
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bitPos = ((Integer)v.get(0)).intValue(); |
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z = ((Double)v.get(1)).doubleValue(); |
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coord = new double[]{x, y, z};
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majorAxisVector = coord; |
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v = DwgUtil.getBitDouble(data, bitPos); |
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bitPos = ((Integer)v.get(0)).intValue(); |
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x = ((Double)v.get(1)).doubleValue(); |
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v = DwgUtil.getBitDouble(data, bitPos); |
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bitPos = ((Integer)v.get(0)).intValue(); |
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y = ((Double)v.get(1)).doubleValue(); |
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v = DwgUtil.getBitDouble(data, bitPos); |
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bitPos = ((Integer)v.get(0)).intValue(); |
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z = ((Double)v.get(1)).doubleValue(); |
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coord = new double[]{x, y, z};
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extrusion = coord; |
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v = DwgUtil.getBitDouble(data, bitPos); |
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bitPos = ((Integer)v.get(0)).intValue(); |
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double val = ((Double)v.get(1)).doubleValue(); |
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axisRatio = val; |
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v = DwgUtil.getBitDouble(data, bitPos); |
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bitPos = ((Integer)v.get(0)).intValue(); |
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val = ((Double)v.get(1)).doubleValue(); |
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initAngle = val; |
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v = DwgUtil.getBitDouble(data, bitPos); |
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bitPos = ((Integer)v.get(0)).intValue(); |
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val = ((Double)v.get(1)).doubleValue(); |
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endAngle = val; |
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bitPos = readObjectTailV15(data, bitPos); |
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} |
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/** |
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* @return Returns the axisRatio. |
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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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/* (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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DwgEllipse dwgEllipse = new DwgEllipse(); |
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dwgEllipse.setType(type); |
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dwgEllipse.setHandle(handle); |
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dwgEllipse.setVersion(version); |
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dwgEllipse.setMode(mode); |
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dwgEllipse.setLayerHandle(layerHandle); |
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dwgEllipse.setColor(color); |
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dwgEllipse.setNumReactors(numReactors); |
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dwgEllipse.setNoLinks(noLinks); |
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dwgEllipse.setLinetypeFlags(linetypeFlags); |
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dwgEllipse.setPlotstyleFlags(plotstyleFlags); |
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dwgEllipse.setSizeInBits(sizeInBits); |
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dwgEllipse.setExtendedData(extendedData); |
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dwgEllipse.setGraphicData(graphicData); |
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//dwgEllipse.setInsideBlock(insideBlock); |
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dwgEllipse.setCenter(center); |
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dwgEllipse.setMajorAxisVector(majorAxisVector); |
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dwgEllipse.setExtrusion(extrusion); |
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dwgEllipse.setAxisRatio(axisRatio); |
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dwgEllipse.setInitAngle(initAngle); |
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dwgEllipse.setEndAngle(endAngle); |
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return dwgEllipse; |
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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.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.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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/* (non-Javadoc) |
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* @see com.iver.cit.jdwglib.dwg.IDwg2FMap#toFMapGeometry(boolean) |
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*/ |
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public FShape toFMapGeometry(boolean is3DFile) {
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FPolyline2D arcc; |
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double[] c = getCenter(); |
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Point2D center = new Point2D.Double(c[0], c[1]); |
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double[] majorAxisVector = getMajorAxisVector(); |
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Point2D mav = new Point2D.Double(majorAxisVector[0], |
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majorAxisVector[1]); |
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double axisRatio = getAxisRatio(); |
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double initAngle = Math.toDegrees(getInitAngle()); |
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double endAngle = Math.toDegrees(getEndAngle()); |
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Point2D[] arc = GisModelCurveCalculator |
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.calculateGisModelEllipse(center, mav, axisRatio, |
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initAngle, endAngle); |
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if (is3DFile) {
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double[][] arc3D = new double[arc.length][3]; |
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for (int j = 0; j < arc.length; j++) {
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arc3D[j][0] = arc[j].getX(); |
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arc3D[j][1] = arc[j].getY(); |
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arc3D[j][2] = c[2]; |
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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 arcc; |
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} |
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/* (non-Javadoc) |
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* @see com.iver.cit.jdwglib.dwg.IDwg2FMap#toFMapString(boolean) |
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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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public String toString(){
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return "Ellipse"; |
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} |
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public void transform2Block(double[] bPoint, Point2D insPoint, |
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double[] scale, double rot, |
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List dwgObjectsWithoutBlocks, |
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Map handleObjWithoutBlocks, |
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DwgFile callBack) {
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DwgEllipse transformedEntity = null; |
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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[] majorAxisVector = this.getMajorAxisVector(); |
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double[] transformedMajorAxisVector = new double[]{majorAxisVector[0] * scale[0], majorAxisVector[1] * scale[1], majorAxisVector[2] * scale[2]};
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//TODO: Rotar un ?ngulo rot el vector majorAxisVector fijado en |
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// center. |
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double axisRatio = this.getAxisRatio(); |
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double transformedAxisRatio = axisRatio; |
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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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transformedEntity = (DwgEllipse)this.clone(); |
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transformedEntity.setCenter(transformedCenter); |
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transformedEntity.setMajorAxisVector(transformedMajorAxisVector); |
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transformedEntity.setAxisRatio(transformedAxisRatio); |
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transformedEntity.setInitAngle(transformedInitAngle); |
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transformedEntity.setEndAngle(transformedEndAngle); |
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dwgObjectsWithoutBlocks.add(transformedEntity); |
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handleObjWithoutBlocks.put(new Integer(transformedEntity.getHandle().getOffset()), transformedEntity); |
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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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DwgEllipse obj = new DwgEllipse(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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DwgEllipse myObj = (DwgEllipse)obj; |
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myObj.setAxisRatio(axisRatio); |
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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.setMajorAxisVector(majorAxisVector); |
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} |
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} |
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