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Jmol: an open-source Java viewer for chemical structures in 3D
/* $RCSfile$
* $Author: aherraez $
* $Date: 2009-01-15 21:00:00 +0100 (Thu, 15 Jan 2009) $
* $Revision: 7752 $
*
* Copyright (C) 2003-2009 The Jmol Development Team
*
* Contact: [email protected]
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*/
/* Based on _VrmlExporter by rhanson
and Help from http://x3dgraphics.com/examples/X3dForWebAuthors/index.html
*/
package org.jmol.export;
import java.util.ArrayList;
import java.util.BitSet;
import java.util.List;
import java.util.Map;
import javax.vecmath.Point3f;
import javax.vecmath.Vector3f;
import org.jmol.g3d.Font3D;
import org.jmol.g3d.Graphics3D;
import org.jmol.util.Escape;
import org.jmol.viewer.Viewer;
public class _X3dExporter extends _VrmlExporter {
public _X3dExporter() {
useTable = new UseTable("USE='");
}
@Override
protected void outputHeader() {
output("\n");
output("\n");
output(""
+ "\n");
output("\n");
output("\n");
output("\n");
output("\n");
output("\n");
output("\n");
output("\n");
output("\n");
output("\n");
output("\n");
}
@Override
protected void outputFooter() {
useTable = null;
output(" \n");
output(" \n");
output(" \n");
}
@Override
protected void outputAppearance(short colix, boolean isText) {
String def = useTable.getDef((isText ? "T" : "") + colix);
output("");
outputCylinderChild(pt1, tempP3, colix, Graphics3D.ENDCAPS_FLAT, radius);
output(" \n");
output(" ");
} else {
output(child + ">");
}
output("\n");
cone = useTable.getDef(cone);
output(" \n");
output("\n");
}
@Override
protected boolean outputCylinder(Point3f ptCenter, Point3f pt1, Point3f pt2,
short colix, byte endcaps, float radius, Point3f ptX, Point3f ptY, boolean checkRadius) {
output("\n");
outputCylinderChild(pt1, pt2, colix, endcaps, radius);
output("\n\n");
if (endcaps == Graphics3D.ENDCAPS_SPHERICAL) {
outputSphere(pt1, radius * 1.01f, colix, true);
outputSphere(pt2, radius * 1.01f, colix, true);
}
return true;
}
private void outputCylinderChild(Point3f pt1, Point3f pt2, short colix,
byte endcaps, float radius) {
float length = pt1.distance(pt2);
String child = useTable.getDef("C" + colix + "_" + (int) (length * 100) + "_"
+ radius + "_" + endcaps);
output("");
output(" ");
}
@Override
protected void outputEllipsoid(Point3f center, Point3f[] points, short colix) {
output("");
tempP3.set(0, 0, 0);
outputSphereChild(tempP3, 1.0f, colix);
output(" \n");
}
@Override
protected void outputSphereChild(Point3f center, float radius, short colix) {
output("\n");
output(" \n");
output(" \n");
}
@Override
protected void outputSurface(Point3f[] vertices, Vector3f[] normals,
short[] colixes, int[][] indices,
short[] polygonColixes,
int nVertices, int nPolygons, int nFaces, BitSet bsPolygons,
int faceVertexMax, short colix,
List colorList, Map htColixes, Point3f offset) {
output("\n");
outputAppearance(colix, false);
output(" vNormals = null;
if (normals != null) {
vNormals = new ArrayList();
map = getNormalMap(normals, nVertices, null, vNormals);
output(" solid='false'\n normalPerVertex='true'\n normalIndex='\n");
outputIndices(indices, map, nPolygons, bsPolygons, faceVertexMax);
output("'\n");
}
map = null;
// colors, part 1
if (colorList != null) {
output(" colorIndex='\n");
outputColorIndices(indices, nPolygons, bsPolygons, faceVertexMax, htColixes, colixes, polygonColixes);
output("'\n");
}
output(">\n"); // closes IndexedFaceSet opening tag
// coordinates, part 2
output(" \n");
output(" \n");
}
@Override
protected void outputTriangle(Point3f pt1, Point3f pt2, Point3f pt3, short colix) {
// nucleic base
// cartoons
output("\n");
output("");
output(" \n");
outputAppearance(colix, false);
output("\n \n");
}
@Override
protected void outputTextPixel(Point3f pt, int argb) {
// text only
String color = rgbFractionalFromArgb(argb, ' ');
output("\n");
output(" \n");
output(" \n");
}
@Override
void plotText(int x, int y, int z, short colix, String text, Font3D font3d) {
if (z < 3)
z = viewer.getFrontPlane();
String useFontStyle = font3d.fontStyle.toUpperCase();
String preFontFace = font3d.fontFace.toUpperCase();
String useFontFace = (preFontFace.equals("MONOSPACED") ? "TYPEWRITER"
: preFontFace.equals("SERIF") ? "SERIF" : "SANS");
output("");
// These x y z are 3D coordinates of echo or the atom the label is attached
// to.
output(""
+ ""
+ "");
outputAppearance(colix, true);
output("");
output(" ");
output(" ");
output(" ");
} else {
output(child + ">");
}
output(" \n");
output(" \n");
/*
* Unsolved issues: # Non-label texts: echos, measurements :: need to get
* space coordinates, not screen coord. # Font size: not implemented; 0.4A
* is hardcoded (resizes with zoom) Java VRML font3d.fontSize = 13.0 size
* (numeric), but in angstroms, not pixels font3d.fontSizeNominal = 13.0 #
* Label offsets: not implemented; hardcoded to 0.25A in each x,y,z #
* Multi-line labels: only the first line is received # Sub/superscripts not
* interpreted
*/
}
}