1 files changed, 101 insertions, 0 deletions
diff --git a/src/com/jsyn/swing/DoubleBoundedRangeSlider.java b/src/com/jsyn/swing/DoubleBoundedRangeSlider.java
new file mode 100644
index 0000000..c67a4cf
--- /dev/null
+++ b/src/com/jsyn/swing/DoubleBoundedRangeSlider.java
@@ -0,0 +1,101 @@
+/*
+ * Copyright 2002 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.swing;
+
+import java.util.Hashtable;
+
+import javax.swing.BorderFactory;
+import javax.swing.JLabel;
+import javax.swing.JSlider;
+import javax.swing.border.TitledBorder;
+import javax.swing.event.ChangeEvent;
+import javax.swing.event.ChangeListener;
+
+import com.softsynth.util.NumericOutput;
+
+/**
+ * Slider that takes a DoubleBoundedRangeModel. It displays the current value in a titled border.
+ * 
+ * @author Phil Burk, (C) 2002 SoftSynth.com, PROPRIETARY and CONFIDENTIAL
+ */
+
+public class DoubleBoundedRangeSlider extends JSlider {
+    /**
+	 * 
+	 */
+    private static final long serialVersionUID = -440390322602838998L;
+    /** Places after decimal point for display. */
+    private int places;
+
+    public DoubleBoundedRangeSlider(DoubleBoundedRangeModel model) {
+        this(model, 5);
+    }
+
+    public DoubleBoundedRangeSlider(DoubleBoundedRangeModel model, int places) {
+        super(model);
+        this.places = places;
+        setBorder(BorderFactory.createTitledBorder(generateTitleText()));
+        model.addChangeListener(new ChangeListener() {
+            @Override
+            public void stateChanged(ChangeEvent e) {
+                updateTitle();
+            }
+        });
+    }
+
+    protected void updateTitle() {
+        TitledBorder border = (TitledBorder) getBorder();
+        if (border != null) {
+            border.setTitle(generateTitleText());
+            repaint();
+        }
+    }
+
+    String generateTitleText() {
+        DoubleBoundedRangeModel model = (DoubleBoundedRangeModel) getModel();
+        double val = model.getDoubleValue();
+        String valText = NumericOutput.doubleToString(val, 0, places);
+        return model.getName() + " = " + valText;
+    }
+
+    public void makeStandardLabels(int labelSpacing) {
+        setMajorTickSpacing(labelSpacing / 2);
+        setLabelTable(createStandardLabels(labelSpacing));
+        setPaintTicks(true);
+        setPaintLabels(true);
+    }
+
+    public double nextLabelValue(double current, double delta) {
+        return current + delta;
+    }
+
+    public void makeLabels(double start, double delta, int places) {
+        DoubleBoundedRangeModel model = (DoubleBoundedRangeModel) getModel();
+        // Create the label table
+        Hashtable<Integer, JLabel> labelTable = new Hashtable<Integer, JLabel>();
+        double dval = start;
+        while (dval <= model.getDoubleMaximum()) {
+            int sliderValue = model.doubleToSlider(dval);
+            String text = NumericOutput.doubleToString(dval, 0, places);
+            labelTable.put(new Integer(sliderValue), new JLabel(text));
+            dval = nextLabelValue(dval, delta);
+        }
+        setLabelTable(labelTable);
+        setPaintLabels(true);
+    }
+
+}