/**
* 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
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*/
package com.jogamp.opengl.test.junit.graph.demos.ui;
import com.jogamp.opengl.GL2ES2;
import jogamp.graph.geom.plane.AffineTransform;
import com.jogamp.graph.curve.OutlineShape;
import com.jogamp.graph.curve.opengl.RegionRenderer;
import com.jogamp.graph.geom.Vertex;
import com.jogamp.graph.geom.Vertex.Factory;
public abstract class RoundButton extends UIShape {
/** {@value} */
public static final float DEFAULT_CORNER = 1f;
protected float width;
protected float height;
protected float corner = DEFAULT_CORNER;
protected final AffineTransform tempT1 = new AffineTransform();
protected final AffineTransform tempT2 = new AffineTransform();
protected RoundButton(final Factory<? extends Vertex> factory, final int renderModes, final float width, final float height) {
super(factory, renderModes);
this.width = width;
this.height = height;
}
@Override
protected void clearImpl(final GL2ES2 gl, final RegionRenderer renderer) {
}
@Override
protected void destroyImpl(final GL2ES2 gl, final RegionRenderer renderer) {
}
public final float getWidth() { return width; }
public final float getHeight() { return height; }
public final float getCorner() { return corner; }
public void setDimension(final float width, final float height) {
this.width = width;
this.height = height;
markShapeDirty();
}
protected void createSharpOutline(final OutlineShape shape, final float zOffset) {
final float tw = getWidth();
final float th = getHeight();
final float minX = 0;
final float minY = 0;
final float minZ = zOffset;
shape.addVertex(minX, minY, minZ, true);
shape.addVertex(minX+tw, minY, minZ, true);
shape.addVertex(minX+tw, minY + th, minZ, true);
shape.addVertex(minX, minY + th, minZ, true);
shape.closeLastOutline(true);
}
protected void createCurvedOutline(final OutlineShape shape, final float zOffset) {
final float tw = getWidth();
final float th = getHeight();
final float dC = 0.5f*corner*Math.min(tw, th);
final float minX = 0;
final float minY = 0;
final float minZ = zOffset;
shape.addVertex(minX, minY + dC, minZ, true);
shape.addVertex(minX, minY, minZ, false);
shape.addVertex(minX + dC, minY, minZ, true);
shape.addVertex(minX + tw - dC, minY, minZ, true);
shape.addVertex(minX + tw, minY, minZ, false);
shape.addVertex(minX + tw, minY + dC, minZ, true);
shape.addVertex(minX + tw, minY + th- dC, minZ, true);
shape.addVertex(minX + tw, minY + th, minZ, false);
shape.addVertex(minX + tw - dC, minY + th, minZ, true);
shape.addVertex(minX + dC, minY + th, minZ, true);
shape.addVertex(minX, minY + th, minZ, false);
shape.addVertex(minX, minY + th - dC, minZ, true);
shape.closeLastOutline(true);
}
/** Set corner size, default is {@link #DEFAULT_CORNER} */
public void setCorner(final float corner) {
if(corner > 1.0f){
this.corner = 1.0f;
}
else if(corner < 0.01f){
this.corner = 0.0f;
}
else{
this.corner = corner;
}
markShapeDirty();
}
@Override
public String getSubString() {
return super.getSubString()+", dim "+getWidth() + "x" + getHeight() + ", corner " + corner;
}
}