svn-gvsig-desktop / trunk / libraries / libDwg / src / com / iver / cit / jdwglib / dwg / objects / DwgLine.java @ 2896
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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.util.Vector; |
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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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/**
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* The DwgLine class represents a DWG Line
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*
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* @author jmorell
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*/
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public class DwgLine extends DwgObject { |
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private double[] p1; |
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private double[] p2; |
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private double thickness; |
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private double[] extrusion; |
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private boolean zflag = false; |
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/**
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* Read a Line 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 readDwgLineV15(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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Vector v = DwgUtil.testBit(data, bitPos);
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bitPos = ((Integer)v.get(0)).intValue(); |
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zflag = ((Boolean)v.get(1)).booleanValue(); |
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v = DwgUtil.getRawDouble(data, bitPos); |
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bitPos = ((Integer)v.get(0)).intValue(); |
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double x1 = ((Double)v.get(1)).doubleValue(); |
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v = DwgUtil.getDefaultDouble(data, bitPos, x1); |
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bitPos = ((Integer)v.get(0)).intValue(); |
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double x2 = ((Double)v.get(1)).doubleValue(); |
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v = DwgUtil.getRawDouble(data, bitPos); |
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bitPos = ((Integer)v.get(0)).intValue(); |
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double y1 = ((Double)v.get(1)).doubleValue(); |
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v = DwgUtil.getDefaultDouble(data, bitPos, y1); |
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bitPos = ((Integer)v.get(0)).intValue(); |
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double y2 = ((Double)v.get(1)).doubleValue(); |
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double[] p1; |
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double[] p2; |
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if (!zflag) {
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v = DwgUtil.getRawDouble(data, bitPos); |
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bitPos = ((Integer)v.get(0)).intValue(); |
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double z1 = ((Double)v.get(1)).doubleValue(); |
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v = DwgUtil.getDefaultDouble(data, bitPos, z1); |
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bitPos = ((Integer)v.get(0)).intValue(); |
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double z2 = ((Double)v.get(1)).doubleValue(); |
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p1 = new double[]{x1, y1, z1}; |
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p2 = new double[]{x2, y2, z2}; |
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} else {
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p1 = new double[]{x1, y1}; |
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p2 = new double[]{x2, y2}; |
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} |
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this.p1 = p1;
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this.p2 = p2;
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v = DwgUtil.testBit(data, bitPos); |
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bitPos = ((Integer)v.get(0)).intValue(); |
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boolean flag = ((Boolean)v.get(1)).booleanValue(); |
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double val;
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if (flag) {
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val=0.0;
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} else {
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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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} |
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thickness = val; |
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v = DwgUtil.testBit(data, bitPos); |
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bitPos = ((Integer)v.get(0)).intValue(); |
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flag = ((Boolean)v.get(1)).booleanValue(); |
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double x, y, z;
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if (flag) {
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x = y = 0.0;
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z = 1.0;
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} else {
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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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} |
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double[] coord = new double[]{x, y, z}; |
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extrusion = coord; |
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bitPos = readObjectTailV15(data, bitPos); |
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} |
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/**
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* @return Returns the p1.
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*/
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public double[] getP1() { |
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return p1;
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} |
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/**
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* @param p1 The p1 to set.
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*/
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public void setP1(double[] p1) { |
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this.p1 = p1;
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} |
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/**
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* @return Returns the p2.
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*/
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public double[] getP2() { |
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return p2;
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} |
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/**
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* @param p2 The p2 to set.
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*/
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public void setP2(double[] p2) { |
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this.p2 = p2;
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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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* @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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/**
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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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/* (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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DwgLine dwgLine = new DwgLine();
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dwgLine.setType(type); |
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dwgLine.setHandle(handle); |
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dwgLine.setVersion(version); |
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dwgLine.setMode(mode); |
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dwgLine.setLayerHandle(layerHandle); |
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dwgLine.setColor(color); |
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dwgLine.setNumReactors(numReactors); |
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dwgLine.setNoLinks(noLinks); |
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dwgLine.setLinetypeFlags(linetypeFlags); |
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dwgLine.setPlotstyleFlags(plotstyleFlags); |
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dwgLine.setSizeInBits(sizeInBits); |
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dwgLine.setExtendedData(extendedData); |
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dwgLine.setGraphicData(graphicData); |
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//dwgLine.setInsideBlock(insideBlock);
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dwgLine.setP1(p1); |
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dwgLine.setP2(p2); |
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dwgLine.setThickness(thickness); |
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dwgLine.setExtrusion(extrusion); |
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return dwgLine;
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} |
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/**
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* @return Returns the zflag.
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*/
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public boolean isZflag() { |
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return zflag;
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} |
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/**
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* @param zflag The zflag to set.
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*/
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public void setZflag(boolean zflag) { |
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this.zflag = zflag;
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} |
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} |