root / trunk / libraries / libCq CMS for java.old / src / org / cresques / px / dxf / DxfEntityMaker.java @ 37
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/*
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* Created on 04-may-2004
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*/
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package org.cresques.px.dxf; |
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import java.awt.geom.Point2D; |
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import org.cresques.geo.Point3D; |
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import org.cresques.geo.Projected; |
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import org.cresques.geo.Projection; |
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import org.cresques.geo.ReProjection; |
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import org.cresques.io.DxfFile; |
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import org.cresques.io.DxfGroup; |
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import org.cresques.io.DxfGroupVector; |
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import org.cresques.px.Extent; |
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import org.cresques.px.PxObj; |
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/**
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* Contructor de objetos Dxf
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*
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* @author "Luis W. Sevilla" <sevilla_lui@gva.es>
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*/
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public class DxfEntityMaker implements DxfFile.EntityFactory, Projected { |
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Projection proj = null;
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DxfEntity lastEntity = null;
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DxfEntityList entities = null;
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DxfTable layers = null;
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double bulge = 0.0; |
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double xtruX=0.0, xtruY=0.0, xtruZ=1.0; |
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//double x=Double.NaN, y=Double.NaN, z=Double.NaN;
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int polylineFlag = 0; |
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Point2D firstPt = new Point2D.Double(); |
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public DxfEntityMaker (Projection proj) {
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this.proj = proj;
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layers = new DxfTable();
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entities = new DxfEntityList(proj);
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} |
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public PxObj getObjects() { return entities; } |
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public Extent getExtent() { return entities.getExtent(); } |
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public void createLayer(DxfGroupVector grp) throws Exception { |
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DxfLayer layer = new DxfLayer(grp.getDataAsString(2), grp.getDataAsInt(62)); |
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layer.lType = grp.getDataAsString(6);
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layer.setFlags(grp.getDataAsInt(70));
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// compruebo flags
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if ((layer.flags & 0x01) == 0x01) { |
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layer.frozen = true;
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} |
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if ((layer.flags & 0x02) == 0x02) { |
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layer.frozen = true;
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} |
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layers.add(layer); |
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} |
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public void createPolyline(DxfGroupVector grp) throws Exception { |
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System.out.println("Creando la polylinea"); |
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DxfLayer layer = (DxfLayer) layers.getByName(grp.getDataAsString(8));
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DxfPolyline entity = new DxfPolyline(proj, layer);
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double x = 0.0, y = 0.0, z = 0.0; |
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int thickness = 0; |
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if (grp.hasCode(10)) |
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x = grp.getDataAsDouble(10);
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if (grp.hasCode(20)) |
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y = grp.getDataAsDouble(20);
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if (grp.hasCode(30)) |
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z = grp.getDataAsDouble(30);
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/*if (grp.hasCode(39))
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System.out.println("Leer el thickness provoca un error");
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thickness = grp.getDataAsInt(39);*/
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if (grp.hasCode(62)) |
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entity.dxfColor = grp.getDataAsInt(62);
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if (grp.hasCode(70)) |
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entity.flags = grp.getDataAsInt(70);
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if (grp.hasCode(210)) |
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xtruX = grp.getDataAsDouble(210);
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if (grp.hasCode(220)) |
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xtruY = grp.getDataAsDouble(220);
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if (grp.hasCode(230)) |
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xtruZ = grp.getDataAsDouble(230);
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// compruebo flags
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if ((entity.flags & 0x01) == 0x01) { |
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entity.closed = true;
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} |
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lastEntity = entity; |
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} |
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public void endSeq() throws Exception { |
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entities.add(lastEntity); |
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lastEntity = null;
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xtruX = 0.0;
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xtruY = 0.0;
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xtruZ = 1.0;
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bulge = 0.0;
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} |
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public void addVertex(DxfGroupVector grp) throws Exception { |
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double x = 0.0, y = 0.0, z = 0.0; |
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x = grp.getDataAsDouble(10);
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y = grp.getDataAsDouble(20);
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if (grp.hasCode(30)) z = grp.getDataAsDouble(30); |
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if (grp.hasCode(42)) { |
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bulge = grp.getDataAsDouble(42);
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} else { bulge = 0.0; } |
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Point3D point_in = new Point3D(x, y, z);
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Point3D xtru = new Point3D(xtruX, xtruY, xtruZ);
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Point2D point_out = DxfCalXtru.CalculateXtru(point_in, xtru);
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x = point_out.getX(); |
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y = point_out.getY(); |
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//int cnt = ((DxfPolyline) lastEntity).pts.size();
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//CoordinateList arc = DxfPOLYLINE.createArc(((DxfPolyline) lastEntity).pts.getCoordinate(cnt-2), ((DxfPolyline) lastEntity).pts.getCoordinate(cnt-1), bulge[0], xtru);
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//((DxfPolyline) lastEntity).pts.remove(cnt-1);
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//System.out.println(x+","+y);
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Point2D pt = proj.createPoint( x, y);
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((DxfPolyline) lastEntity).add(pt); |
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if (((DxfPolyline)lastEntity).pts.size() == 1) { |
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firstPt = pt; |
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} |
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} |
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public void createLwPolyline(DxfGroupVector grp) throws Exception { |
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double x = 0.0, y = 0.0, elev=0.0; |
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DxfGroup g = null;
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if (grp.hasCode(38)) |
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elev = grp.getDataAsDouble(38);
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DxfLayer layer = (DxfLayer) layers.getByName(grp.getDataAsString(8));
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DxfLwPolyline entity = new DxfLwPolyline(proj, layer);
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for (int i=0; i<grp.size(); i++) { |
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g = (DxfGroup) grp.get(i); |
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if (g.getCode() == 10) |
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x = ((Float) g.getData()).doubleValue();
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else if (g.getCode() == 20) { |
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y = ((Float) g.getData()).doubleValue();
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//if (y <= 1.0) throw new Exception("Y == "+y);
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entity.add( proj.createPoint( x, y ) ); |
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x = 0.0; y = 0.0; |
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} |
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} |
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if (grp.hasCode(62)) |
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entity.dxfColor = grp.getDataAsInt(62);
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if (grp.hasCode(70)) |
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entity.flags = grp.getDataAsInt(70);
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entities.add(entity); |
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} |
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public void createLine(DxfGroupVector grp) throws Exception { |
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System.out.println("Pasa por aqui"); |
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double x = 0.0, y = 0.0, z1 = 0.0, z2 = 0.0; |
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DxfGroup g = null;
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Point2D pt1 = null, pt2 = null; |
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DxfLayer layer = (DxfLayer) layers.getByName(grp.getDataAsString(8));
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x = grp.getDataAsDouble(10);
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y = grp.getDataAsDouble(20);
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if (grp.hasCode(30)) z1 = grp.getDataAsDouble(30); |
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pt1 = proj.createPoint(x, y); |
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x = grp.getDataAsDouble(11);
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y = grp.getDataAsDouble(21);
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if (grp.hasCode(31)) z2 = grp.getDataAsDouble(31); |
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pt2 = proj.createPoint(x, y); |
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if (grp.hasCode(210)) |
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xtruX = grp.getDataAsDouble(210);
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if (grp.hasCode(220)) |
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xtruY = grp.getDataAsInt(220);
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if (grp.hasCode(230)) |
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xtruZ = grp.getDataAsInt(230);
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Point3D point_in1 = new Point3D(pt1.getX(), pt1.getY(), z1);
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Point3D point_in2 = new Point3D(pt2.getX(), pt2.getY(), z2);
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Point3D xtru = new Point3D(xtruX, xtruY, xtruZ);
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Point2D point_out1 = DxfCalXtru.CalculateXtru(point_in1, xtru);
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Point2D point_out2 = DxfCalXtru.CalculateXtru(point_in2, xtru);
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pt1.setLocation(point_out1); |
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pt2.setLocation(point_out2); |
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DxfLine entity = new DxfLine(proj, layer, pt1, pt2);
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if (grp.hasCode(62)) |
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entity.dxfColor = grp.getDataAsInt(62);
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entities.add(entity); |
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} |
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public void createText(DxfGroupVector grp) throws Exception { |
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double x = 0.0, y = 0.0, h= 0.0, rot= 0.0; |
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DxfGroup g = null;
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Point2D pt1 = null, pt2 = null; |
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String txt = null; |
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DxfLayer layer = (DxfLayer) layers.getByName(grp.getDataAsString(8));
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txt = grp.getDataAsString(1);
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DxfText entity = new DxfText(proj, layer, txt);
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entity.h = grp.getDataAsDouble(40);
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x = grp.getDataAsDouble(10);
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y = grp.getDataAsDouble(20);
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entity.setPt1(proj.createPoint(x, y)); |
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if (grp.hasCode(11)) { |
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x = grp.getDataAsDouble(11);
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y = grp.getDataAsDouble(21);
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entity.setPt2(proj.createPoint(x, y)); |
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} |
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if (grp.hasCode(50)) |
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entity.rot = grp.getDataAsDouble(50);
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if (grp.hasCode(62)) |
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entity.dxfColor = grp.getDataAsInt(62);
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if (grp.hasCode(72)) |
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entity.align = grp.getDataAsInt(72);
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entities.add(entity); |
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} |
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public void createPoint(DxfGroupVector grp) throws Exception { |
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double x = 0.0, y = 0.0, z = 0.0; //, h= 0.0, rot= 0.0; |
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DxfGroup g = null;
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Point2D pt = null; |
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DxfLayer layer = (DxfLayer) layers.getByName(grp.getDataAsString(8));
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DxfPoint entity = new DxfPoint(proj, layer);
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x = grp.getDataAsDouble(10);
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y = grp.getDataAsDouble(20);
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if (grp.hasCode(30)) z = grp.getDataAsDouble(30); |
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if (grp.hasCode(62)) |
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entity.dxfColor = grp.getDataAsInt(62);
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if (grp.hasCode(210)) |
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xtruX = grp.getDataAsDouble(210);
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if (grp.hasCode(220)) |
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xtruY = grp.getDataAsInt(220);
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if (grp.hasCode(230)) |
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xtruZ = grp.getDataAsInt(230);
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Point3D point_in = new Point3D(x, y, z);
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Point3D xtru = new Point3D(xtruX, xtruY, xtruZ);
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Point2D point_out = DxfCalXtru.CalculateXtru(point_in, xtru);
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x = point_out.getX(); |
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y = point_out.getY(); |
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entity.setPt(proj.createPoint(x, y)); |
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entities.add(entity); |
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} |
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public void createCircle(DxfGroupVector grp) throws Exception { |
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double x = 0.0, y = 0.0, z = 0.0; //, h= 0.0, rot= 0.0; |
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double r = 0.0; |
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//Point2D[] pts = new Point2D;
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DxfGroup g = null;
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//Point2D pt1 = new Point2D.Double();
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//Point2D pt2 = new Point2D.Double();
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DxfLayer layer = (DxfLayer) layers.getByName(grp.getDataAsString(8));
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x = grp.getDataAsDouble(10);
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y = grp.getDataAsDouble(20);
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if (grp.hasCode(30)) z = grp.getDataAsDouble(30); |
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if (grp.hasCode(40)) r = grp.getDataAsDouble(40); |
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if (grp.hasCode(210)) |
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xtruX = grp.getDataAsDouble(210);
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if (grp.hasCode(220)) |
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xtruY = grp.getDataAsInt(220);
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if (grp.hasCode(230)) |
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xtruZ = grp.getDataAsInt(230);
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Point3D point_in = new Point3D(x, y, z);
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Point3D xtru = new Point3D(xtruX, xtruY, xtruZ);
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Point2D point_out = DxfCalXtru.CalculateXtru(point_in, xtru);
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x = point_out.getX(); |
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y = point_out.getY(); |
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Point2D center = proj.createPoint( x, y);
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Point2D[] pts = new Point2D[360]; |
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int angulo = 0; |
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//Point2D pt1 = new Point2D.Double(center.getX() + r * Math.sin(angulo*Math.PI/(double)180.0), center.getY() + r * Math.cos(angulo*Math.PI/(double)180.0));
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for (angulo=0; angulo<360; angulo++) { |
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//System.out.println("pt1 = " + pt1);
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//pts[angulo] = new Point2D.Double(pt1.getX(), pt1.getY());
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pts[angulo] = new Point2D.Double(center.getX(), center.getY()); |
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pts[angulo].setLocation(pts[angulo].getX() + r * Math.sin(angulo*Math.PI/(double)180.0), pts[angulo].getY() + r * Math.cos(angulo*Math.PI/(double)180.0)); |
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if (pts.length == 1) { |
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firstPt = pts[angulo]; |
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} |
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} |
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DxfCircle entity = new DxfCircle(proj, layer, pts);
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if (grp.hasCode(62)) |
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entity.dxfColor = grp.getDataAsInt(62);
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System.out.println("A?ade un circulo a la lista de entidades"); |
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entities.add(entity); |
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} |
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/*public void createArc(DxfGroupVector grp) throws Exception {
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double x = 0.0, y = 0.0, z = 0.0; //, h= 0.0, rot= 0.0;
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double r = 0.0, empieza = 0.0, acaba = 0.0;
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//Point2D[] pts = new Point2D;
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DxfGroup g = null;
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//Point2D pt1 = new Point2D.Double();
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//Point2D pt2 = new Point2D.Double();
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DxfLayer layer = (DxfLayer) layers.getByName(grp.getDataAsString(8));
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x = grp.getDataAsDouble(10);
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y = grp.getDataAsDouble(20);
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if (grp.hasCode(30)) z = grp.getDataAsDouble(30);
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if (grp.hasCode(40)) r = grp.getDataAsDouble(40);
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if (grp.hasCode(50)) empieza = grp.getDataAsDouble(50);
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if (grp.hasCode(51)) acaba = grp.getDataAsDouble(51);
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if (grp.hasCode(210))
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xtruX = grp.getDataAsDouble(210);
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if (grp.hasCode(220))
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xtruY = grp.getDataAsInt(220);
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if (grp.hasCode(230))
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xtruZ = grp.getDataAsInt(230);
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Point3D point_in = new Point3D(x, y, z);
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Point3D xtru = new Point3D(xtruX, xtruY, xtruZ);
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Point2D point_out = DxfCalXtru.CalculateXtru(point_in, xtru);
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x = point_out.getX();
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y = point_out.getY();
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Point2D center = proj.createPoint( x, y);
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Point2D[] pts = new Point2D[360];
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double angulo = 0;
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int iempieza = (int)empieza;
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int iacaba = (int)acaba;
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if (empieza <= acaba) {
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angulo = empieza;
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pts[0].setLocation(center.getX() + r * Math.sin(angulo*Math.PI/(double)180.0), center.getY() + r * Math.cos(angulo*Math.PI/(double)180.0));
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for (int i=iempieza+1; i<=iacaba; i++) {
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angulo = (double)i;
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pts[i].setLocation(center.getX() + r * Math.cos(angulo*Math.PI/(double)180.0), center.getY() + r * Math.sin(angulo*Math.PI/(double)180.0));
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}
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angulo = acaba;
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pts[360].setLocation(center.getX() + r * Math.cos(angulo*Math.PI/(double)180.0), center.getY() + r * Math.sin(angulo*Math.PI/(double)180.0));
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}
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else {
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angulo = empieza;
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pts[0].setLocation(center.getX() + r * Math.sin(angulo*Math.PI/(double)180.0), center.getY() + r * Math.cos(angulo*Math.PI/(double)180.0));
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for (int i=iempieza+1; i<=360; i++) {
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angulo = (double)i;
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pts[i].setLocation(center.getX() + r * Math.cos(angulo*Math.PI/(double)180.0), center.getY() + r * Math.sin(angulo*Math.PI/(double)180.0));
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}
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for (int i=1; i<=iacaba; i++) {
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angulo = (double)i;
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pts[i].setLocation(center.getX() + r * Math.cos(angulo*Math.PI/(double)180.0), center.getY() + r * Math.sin(angulo*Math.PI/(double)180.0));
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}
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angulo = acaba;
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pts[360].setLocation(center.getX() + r * Math.cos(angulo*Math.PI/(double)180.0), center.getY() + r * Math.sin(angulo*Math.PI/(double)180.0));
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}
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DxfCircle entity = new DxfCircle(proj, layer, pts);
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if (grp.hasCode(62))
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entity.dxfColor = grp.getDataAsInt(62);
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System.out.println("A?ade un arco a la lista de entidades");
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entities.add(entity);
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}*/
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public void createSolid(DxfGroupVector grp) throws Exception { |
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DxfLayer layer = (DxfLayer) layers.getByName(grp.getDataAsString(8));
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} |
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public Projection getProjection() { return proj;} |
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/**
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* Cambia de proyeccion.
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*
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* @param rp
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*/
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public void reProject(ReProjection rp) { |
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entities.reProject(rp); |
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} |
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public DxfEntityList getEntities() { return entities;} |
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public DxfTable getLayers() { return layers;} |
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} |
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