[WIP] CFV Refactor

[deliverable/tracecompass.git] / tmf / org.eclipse.tracecompass.tmf.core / src / org / eclipse / tracecompass / internal / provisional / tmf / core / views / timegraph2 / ColorDefinition.java

diff --git a/tmf/org.eclipse.tracecompass.tmf.core/src/org/eclipse/tracecompass/internal/provisional/tmf/core/views/timegraph2/ColorDefinition.java b/tmf/org.eclipse.tracecompass.tmf.core/src/org/eclipse/tracecompass/internal/provisional/tmf/core/views/timegraph2/ColorDefinition.java
new file mode 100644 (file)
index 0000000..5e61ab9
--- /dev/null
+++ b/tmf/org.eclipse.tracecompass.tmf.core/src/org/eclipse/tracecompass/internal/provisional/tmf/core/views/timegraph2/ColorDefinition.java
@@ -0,0 +1,75 @@
+/*******************************************************************************
+ * Copyright (c) 2016 EfficiOS Inc., Alexandre Montplaisir
+ *
+ * All rights reserved. This program and the accompanying materials are
+ * made available under the terms of the Eclipse Public License v1.0 which
+ * accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *******************************************************************************/
+
+package org.eclipse.tracecompass.internal.provisional.tmf.core.views.timegraph2;
+
+import java.util.Objects;
+
+import org.eclipse.jdt.annotation.Nullable;
+
+public class ColorDefinition {
+
+    public static final int MIN = 0;
+    public static final int MAX = 255;
+
+    public final int fRed;
+    public final int fGreen;
+    public final int fBlue;
+    public final int fAlpha;
+
+    public ColorDefinition(int red, int green, int blue) {
+        this(red, green, blue, MAX);
+    }
+
+    public ColorDefinition(int red, int green, int blue, int alpha) {
+        checkValue(red);
+        checkValue(green);
+        checkValue(blue);
+        checkValue(alpha);
+
+        fRed = red;
+        fGreen = green;
+        fBlue = blue;
+        fAlpha = alpha;
+    }
+
+    private static void checkValue(int value) throws IllegalArgumentException {
+        if (value < MIN || value > MAX) {
+            throw new IllegalArgumentException();
+        }
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(fRed, fGreen, fBlue, fAlpha);
+    }
+
+    @Override
+    public boolean equals(@Nullable Object obj) {
+        if (this == obj) {
+            return true;
+        }
+        if (obj == null) {
+            return false;
+        }
+        if (getClass() != obj.getClass()) {
+            return false;
+        }
+        ColorDefinition other = (ColorDefinition) obj;
+        if (fAlpha != other.fAlpha ||
+                fBlue != other.fBlue ||
+                fGreen != other.fGreen ||
+                fRed != other.fRed) {
+            return false;
+        }
+        return true;
+    }
+
+
+}