Import "views" plugins

[deliverable/tracecompass.git] / tmf / org.lttng.scope.tmf2.views.core / src / org / lttng / scope / tmf2 / views / core / timegraph / model / render / arrows / TimeGraphArrowRender.java

diff --git a/tmf/org.lttng.scope.tmf2.views.core/src/org/lttng/scope/tmf2/views/core/timegraph/model/render/arrows/TimeGraphArrowRender.java b/tmf/org.lttng.scope.tmf2.views.core/src/org/lttng/scope/tmf2/views/core/timegraph/model/render/arrows/TimeGraphArrowRender.java
new file mode 100644 (file)
index 0000000..e019784
--- /dev/null
+++ b/tmf/org.lttng.scope.tmf2.views.core/src/org/lttng/scope/tmf2/views/core/timegraph/model/render/arrows/TimeGraphArrowRender.java
@@ -0,0 +1,67 @@
+/*
+ * Copyright (C) 2016-2017 EfficiOS Inc., Alexandre Montplaisir <alexmonthy@efficios.com>
+ *
+ * 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.lttng.scope.tmf2.views.core.timegraph.model.render.arrows;
+
+import java.util.Collection;
+import java.util.Collections;
+
+import org.lttng.scope.tmf2.views.core.TimeRange;
+
+import com.google.common.collect.ImmutableList;
+
+/**
+ * Render of time graph arrows, containing all possible arrows of a single
+ * series for a given time range.
+ *
+ * @author Alexandre Montplaisir
+ */
+public class TimeGraphArrowRender {
+
+    /** Empty arrow render, can be used instead of a null value */
+    public static final TimeGraphArrowRender EMPTY_RENDER =
+            new TimeGraphArrowRender(TimeRange.of(0, 0), Collections.EMPTY_LIST);
+
+    private final TimeRange fTimeRange;
+    private final Collection<TimeGraphArrow> fArrows;
+
+    /**
+     * Constructor
+     *
+     * @param range
+     *            Time range of this arrow render. For reference only, should
+     *            probably match the time range of the query that created this
+     *            render.
+     * @param arrows
+     *            The arrows contained in this render.
+     */
+    public TimeGraphArrowRender(TimeRange range, Iterable<TimeGraphArrow> arrows) {
+        fTimeRange = range;
+        fArrows = ImmutableList.copyOf(arrows);
+    }
+
+    /**
+     * Get the time range of this arrow render.
+     *
+     * @return The time range
+     */
+    public TimeRange getTimeRange() {
+        return fTimeRange;
+    }
+
+    /**
+     * Get the arrows contained in this render.
+     *
+     * @return The arrows
+     */
+    public Collection<TimeGraphArrow> getArrows() {
+        return fArrows;
+    }
+
+}