Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.utils.ui / src / org / simantics / utils / ui / gfx / PhysicalDimension.java

diff --git a/bundles/org.simantics.utils.ui/src/org/simantics/utils/ui/gfx/PhysicalDimension.java b/bundles/org.simantics.utils.ui/src/org/simantics/utils/ui/gfx/PhysicalDimension.java
new file mode 100644 (file)
index 0000000..32fb83b
--- /dev/null
+++ b/bundles/org.simantics.utils.ui/src/org/simantics/utils/ui/gfx/PhysicalDimension.java
@@ -0,0 +1,79 @@
+/*******************************************************************************\r
+ * Copyright (c) 2007, 2010 Association for Decentralized Information Management\r
+ * in Industry THTH ry.\r
+ * All rights reserved. This program and the accompanying materials\r
+ * are made available under the terms of the Eclipse Public License v1.0\r
+ * which accompanies this distribution, and is available at\r
+ * http://www.eclipse.org/legal/epl-v10.html\r
+ *\r
+ * Contributors:\r
+ *     VTT Technical Research Centre of Finland - initial API and implementation\r
+ *******************************************************************************/\r
+/*\r
+ * 10.10.2006\r
+ */\r
+package org.simantics.utils.ui.gfx;\r
+\r
+\r
+/**\r
+ * PhysicalDimension\r
+ * @author Toni Kalajainen\r
+ */\r
+public class PhysicalDimension {\r
+\r
+    /** Width in meters */\r
+    public final double width;\r
+\r
+    /** height in meters */\r
+    public final double height;\r
+    \r
+    private final int hash;\r
+\r
+    public PhysicalDimension(double width, double height) {\r
+        this.width = width;\r
+        this.height = height;\r
+        this.hash = makeHash(width, height);\r
+    }\r
+\r
+    public PhysicalDimension(PixelDimension d) {\r
+        this(d.width, d.height);\r
+    }\r
+    \r
+    public double getHeight() {\r
+        return height;\r
+    }\r
+\r
+    public double getWidth() {\r
+        return width;\r
+    }\r
+\r
+    public boolean equals(Object obj) {\r
+        if (!(obj instanceof PixelDimension))\r
+            return false;\r
+        PixelDimension d = (PixelDimension) obj;\r
+        return (width == d.width) && (height == d.height);\r
+    }\r
+\r
+    public int hashCode() {        \r
+        return hash;\r
+    }\r
+\r
+    private static int makeHash(Double w, Double h) {\r
+        return w.hashCode() ^ (h.hashCode()*7);\r
+    }\r
+    \r
+    @Override\r
+    public String toString() {\r
+        return "PhysicalDimension [w=" + width + ", h=" + height + "]";\r
+    }\r
+    \r
+    /**\r
+     * returns aspect ratio (width / height)\r
+     * @return returns aspect ratio (width / height)\r
+     */\r
+    public double getAspectRatio()\r
+    {\r
+        return width / height;\r
+    }\r
+    \r
+}\r