1 files changed, 58 insertions, 0 deletions
diff --git a/src/main/java/com/jsyn/scope/swing/MultipleWaveDisplay.java b/src/main/java/com/jsyn/scope/swing/MultipleWaveDisplay.java
new file mode 100644
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--- /dev/null
+++ b/src/main/java/com/jsyn/scope/swing/MultipleWaveDisplay.java
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+/*
+ * Copyright 2011 Phil Burk, Mobileer Inc
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.jsyn.scope.swing;
+
+import java.awt.Color;
+import java.awt.Graphics;
+import java.util.ArrayList;
+
+import javax.swing.JPanel;
+
+/**
+ * Display multiple waveforms together in different colors.
+ * 
+ * @author Phil Burk (C) 2011 Mobileer Inc
+ */
+public class MultipleWaveDisplay extends JPanel {
+    private static final long serialVersionUID = -5157397030540800373L;
+
+    private ArrayList<WaveTraceView> waveTraceViews = new ArrayList<WaveTraceView>();
+    private Color[] defaultColors = {
+            Color.BLUE, Color.RED, Color.BLACK, Color.MAGENTA, Color.GREEN, Color.ORANGE
+    };
+
+    public MultipleWaveDisplay() {
+        setBackground(Color.WHITE);
+    }
+
+    public void addWaveTrace(WaveTraceView waveTraceView) {
+        if (waveTraceView.getColor() == null) {
+            waveTraceView.setColor(defaultColors[waveTraceViews.size() % defaultColors.length]);
+        }
+        waveTraceViews.add(waveTraceView);
+    }
+
+    @Override
+    public void paintComponent(Graphics g) {
+        super.paintComponent(g);
+        int width = getWidth();
+        int height = getHeight();
+        for (WaveTraceView waveTraceView : waveTraceViews.toArray(new WaveTraceView[0])) {
+            waveTraceView.drawWave(g, width, height);
+        }
+    }
+}