diff options
Diffstat (limited to 'src/test/com/jogamp/opengl')
-rw-r--r-- | src/test/com/jogamp/opengl/test/junit/graph/demos/ui/CrossHair.java | 109 |
1 files changed, 109 insertions, 0 deletions
diff --git a/src/test/com/jogamp/opengl/test/junit/graph/demos/ui/CrossHair.java b/src/test/com/jogamp/opengl/test/junit/graph/demos/ui/CrossHair.java new file mode 100644 index 000000000..75fc0eb8f --- /dev/null +++ b/src/test/com/jogamp/opengl/test/junit/graph/demos/ui/CrossHair.java @@ -0,0 +1,109 @@ +/** + * 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 com.jogamp.opengl.test.junit.graph.demos.ui; + +import javax.media.opengl.GL2ES2; + +import com.jogamp.graph.curve.OutlineShape; +import com.jogamp.graph.curve.OutlineShapeXForm; +import com.jogamp.graph.curve.opengl.RegionRenderer; +import com.jogamp.graph.geom.Vertex; +import com.jogamp.graph.geom.Vertex.Factory; + +/** + * GPU based resolution independent Button impl + */ +public class CrossHair extends UIShape { + private float width, height, lineWidth; + + public CrossHair(Factory<? extends Vertex> factory, float width, float height, float linewidth) { + super(factory); + this.width = width; + this.height = height; + this.lineWidth = linewidth; + } + + public final float getWidth() { return width; } + public final float getHeight() { return height; } + public final float getLineWidth() { return lineWidth; } + + public void setDimension(float width, float height, float lineWidth) { + this.width = width; + this.height = height; + this.lineWidth = lineWidth; + dirty |= DIRTY_SHAPE | DIRTY_REGION; + } + + @Override + protected void clearImpl(GL2ES2 gl, RegionRenderer renderer) { + } + + @Override + protected void destroyImpl(GL2ES2 gl, RegionRenderer renderer) { + } + + @Override + protected void createShape(GL2ES2 gl, RegionRenderer renderer) { + final OutlineShape shape = new OutlineShape(renderer.getRenderState().getVertexFactory()); + + final float tw = getWidth(); + final float th = getHeight(); + final float twh = tw/2f; + final float thh = th/2f; + final float lwh = lineWidth/2f; + + final float ctrX = 0f, ctrY = 0f; + float ctrZ = 0f; + + // vertical (CCW!) + shape.addVertex(ctrX-lwh, ctrY-thh, ctrZ, true); + shape.addVertex(ctrX+lwh, ctrY-thh, ctrZ, true); + shape.addVertex(ctrX+lwh, ctrY+thh, ctrZ, true); + shape.addVertex(ctrX-lwh, ctrY+thh, ctrZ, true); + shape.closeLastOutline(true); + + ctrZ -= 0.05f; + + // horizontal (CCW!) + shape.addEmptyOutline(); + shape.addVertex(ctrX-twh, ctrY-lwh, ctrZ, true); + shape.addVertex(ctrX+twh, ctrY-lwh, ctrZ, true); + shape.addVertex(ctrX+twh, ctrY+lwh, ctrZ, true); + shape.addVertex(ctrX-twh, ctrY+lwh, ctrZ, true); + shape.closeLastOutline(true); + + shapes.add(new OutlineShapeXForm(shape, null)); + + box.resize(shape.getBounds()); + } + + @Override + public String toString() { + return "CrossHair [" + translate[0]+getWidth()/2f+" / "+translate[1]+getHeight()/2f+" "+getWidth() + "x" + getHeight() + ", "+box+"]"; + } +} |