1 files changed, 99 insertions, 0 deletions
diff --git a/src/graphui/classes/com/jogamp/graph/ui/shapes/CrossHair.java b/src/graphui/classes/com/jogamp/graph/ui/shapes/CrossHair.java
new file mode 100644
index 000000000..3e36422a4
--- /dev/null
+++ b/src/graphui/classes/com/jogamp/graph/ui/shapes/CrossHair.java
@@ -0,0 +1,99 @@
+/**
+ * Copyright 2010-2023 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.graph.ui.shapes;
+
+import com.jogamp.graph.curve.OutlineShape;
+import com.jogamp.graph.ui.GraphShape;
+
+/**
+ * A GraphUI Crosshair {@link GraphShape}
+ * <p>
+ * GraphUI is GPU based and resolution independent.
+ * </p>
+ */
+public class CrossHair extends GraphShape {
+    private float width, height, lineWidth;
+
+    public CrossHair(final int renderModes, final float width, final float height, final float linewidth) {
+        super(renderModes);
+        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(final float width, final float height, final float lineWidth) {
+        this.width = width;
+        this.height = height;
+        this.lineWidth = lineWidth;
+        markShapeDirty();
+    }
+
+    @Override
+    protected void addShapeToRegion() {
+        final OutlineShape shape = new OutlineShape(vertexFactory);
+
+        final float lwh = lineWidth/2f;
+
+        final float tw = getWidth();
+        final float th = getHeight();
+        final float twh = tw/2f;
+        final float thh = th/2f;
+
+        final float ctrX = 0f, ctrY = 0f;
+        final float ctrZ = 0f;
+
+        // middle vertical (CCW!)
+        shape.moveTo(ctrX-lwh, ctrY-thh, ctrZ);
+        shape.lineTo(ctrX+lwh, ctrY-thh, ctrZ);
+        shape.lineTo(ctrX+lwh, ctrY+thh, ctrZ);
+        shape.lineTo(ctrX-lwh, ctrY+thh, ctrZ);
+        shape.closePath();
+
+        // middle horizontal (CCW!)
+        shape.moveTo(ctrX-twh, ctrY-lwh, ctrZ);
+        shape.lineTo(ctrX+twh, ctrY-lwh, ctrZ);
+        shape.lineTo(ctrX+twh, ctrY+lwh, ctrZ);
+        shape.lineTo(ctrX-twh, ctrY+lwh, ctrZ);
+        shape.closePath();
+
+        shape.setIsQuadraticNurbs();
+        shape.setSharpness(oshapeSharpness);
+        region.addOutlineShape(shape, null, rgbaColor);
+
+        box.resize(shape.getBounds());
+    }
+
+    @Override
+    public String getSubString() {
+        return super.getSubString()+", dim "+getWidth() + " x " + getHeight();
+    }
+}