From ec721c80b9e490cbec1ecbf67a5f79bbeb073885 Mon Sep 17 00:00:00 2001
From: Sven Gothel <sgothel@jausoft.com>
Date: Mon, 17 Mar 2014 16:18:10 +0100
Subject: Bug 801: GraphUI .. Missed 'CrossHair' Class (Commit
 6382ee094953fd4fef35a8e60a29b482ae1b79c3)

---
 .../test/junit/graph/demos/ui/CrossHair.java       | 109 +++++++++++++++++++++
 1 file changed, 109 insertions(+)
 create mode 100644 src/test/com/jogamp/opengl/test/junit/graph/demos/ui/CrossHair.java

(limited to 'src')

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+"]";
+    }
+}
-- 
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