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/**
* Copyright 2010 JogAmp Community. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification, are
* permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY JogAmp Community ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
* FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL JogAmp Community OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* The views and conclusions contained in the software and documentation are those of the
* authors and should not be interpreted as representing official policies, either expressed
* or implied, of JogAmp Community.
*/
package jogamp.graph.curve.text;
import java.util.ArrayList;
import jogamp.graph.geom.plane.PathIterator;
import com.jogamp.graph.geom.Vertex;
import com.jogamp.graph.geom.Triangle;
import com.jogamp.graph.curve.OutlineShape;
import com.jogamp.graph.math.Quaternion;
public class GlyphShape {
private Quaternion quat= null;
private int numVertices = 0;
private OutlineShape shape = null;
/** Create a new Glyph shape
* based on Parametric curve control polyline
*/
public GlyphShape(Vertex.Factory<? extends Vertex> factory){
shape = new OutlineShape(factory);
}
/** Create a GlyphShape from a font Path Iterator
* @param pathIterator the path iterator
*
* @see PathIterator
*/
public GlyphShape(Vertex.Factory<? extends Vertex> factory, PathIterator pathIterator){
this(factory);
if(null != pathIterator){
while(!pathIterator.isDone()){
float[] coords = new float[6];
int segmentType = pathIterator.currentSegment(coords);
addOutlineVerticesFromGlyphVector(coords, segmentType);
pathIterator.next();
}
}
shape.transformOutlines(OutlineShape.QUADRATIC_NURBS);
}
public final Vertex.Factory<? extends Vertex> vertexFactory() { return shape.vertexFactory(); }
private void addVertexToLastOutline(Vertex vertex){
shape.addVertex(vertex);
}
private void addOutlineVerticesFromGlyphVector(float[] coords, int segmentType){
if(segmentType == PathIterator.SEG_MOVETO){
if(!shape.getLastOutline().isEmpty()){
shape.addEmptyOutline();
}
Vertex vert = vertexFactory().create(coords[0],coords[1]);
vert.setOnCurve(true);
addVertexToLastOutline(vert);
numVertices++;
}
else if(segmentType == PathIterator.SEG_LINETO){
Vertex vert1 = vertexFactory().create(coords[0],coords[1]);
vert1.setOnCurve(true);
addVertexToLastOutline(vert1);
numVertices++;
}
else if(segmentType == PathIterator.SEG_QUADTO){
Vertex vert1 = vertexFactory().create(coords[0],coords[1]);
vert1.setOnCurve(false);
addVertexToLastOutline(vert1);
Vertex vert2 = vertexFactory().create(coords[2],coords[3]);
vert2.setOnCurve(true);
addVertexToLastOutline(vert2);
numVertices+=2;
}
else if(segmentType == PathIterator.SEG_CUBICTO){
Vertex vert1 = vertexFactory().create(coords[0],coords[1]);
vert1.setOnCurve(false);
addVertexToLastOutline(vert1);
Vertex vert2 = vertexFactory().create(coords[2],coords[3]);
vert2.setOnCurve(false);
addVertexToLastOutline(vert2);
Vertex vert3 = vertexFactory().create(coords[4],coords[5]);
vert3.setOnCurve(true);
addVertexToLastOutline(vert3);
numVertices+=3;
}
else if(segmentType == PathIterator.SEG_CLOSE){
shape.closeLastOutline();
}
}
public int getNumVertices() {
return numVertices;
}
/** Get the rotational Quaternion attached to this Shape
* @return the Quaternion Object
*/
public Quaternion getQuat() {
return quat;
}
/** Set the Quaternion that shall defien the rotation
* of this shape.
* @param quat
*/
public void setQuat(Quaternion quat) {
this.quat = quat;
}
/** Triangluate the glyph shape
* @param sharpness sharpness of the curved regions default = 0.5
* @return ArrayList of triangles which define this shape
*/
public ArrayList<Triangle> triangulate(float sharpness){
return shape.triangulate(sharpness);
}
/** Get the list of Vertices of this Object
* @return arrayList of Vertices
*/
public ArrayList<Vertex> getVertices(){
return shape.getVertices();
}
}
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