Author: akuchinsky
Date: 2010-09-06 19:54:08 -0700 (Mon, 06 Sep 2010)
New Revision: 21712
Added:
csplugins/trunk/ucsf/scooter/nodeCharts/src/main/java/nodeCharts/view/BarChart.java
Log:
added LineChart and BarChart
Added:
csplugins/trunk/ucsf/scooter/nodeCharts/src/main/java/nodeCharts/view/BarChart.java
===================================================================
---
csplugins/trunk/ucsf/scooter/nodeCharts/src/main/java/nodeCharts/view/BarChart.java
(rev 0)
+++
csplugins/trunk/ucsf/scooter/nodeCharts/src/main/java/nodeCharts/view/BarChart.java
2010-09-07 02:54:08 UTC (rev 21712)
@@ -0,0 +1,161 @@
+package main.java.nodeCharts.view;
+
+import giny.view.Position;
+
+import java.awt.Color;
+import java.awt.Shape;
+import java.awt.geom.Area;
+import java.awt.geom.Line2D;
+import java.awt.geom.Point2D;
+import java.awt.geom.Rectangle2D;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+import main.java.nodeCharts.command.ValueUtils;
+import main.java.nodeCharts.view.ViewUtils.TextAlignment;
+import cytoscape.CyNode;
+import cytoscape.command.CyCommandException;
+import cytoscape.render.stateful.CustomGraphic;
+import cytoscape.render.stateful.PaintFactory;
+import cytoscape.view.CyNetworkView;
+
+/**
+ * creates a list of custom graphics where each custom graphic represents a
+ * bar of a abr chart. The data for this is of the format: value1:value2:...,
+ * with optional color where value is numeric and the color is optional, but if
+ * specified, it must be one of the named Java colors, hex RGB values, or hex
+ * RGBA values.
+ *
+ * Bar starts at centerline of node and goes upwards (for positive value) or
+ * downwards (for negative values)
+ *
+ */
+public class BarChart implements NodeChartViewer {
+ private static final String COLORS = "colorlist";
+ private static final String SEPARATION = "separation";
+
+ public String getName() {
+ return "bar";
+ }
+
+ public String getDescription() {
+ return "Display the values passed as arguments as a line chart
on the node";
+ }
+
+ public Map<String, String> getOptions() {
+ Map<String, String> options = new HashMap<String, String>();
+ options.put(COLORS, "");
+ options.put(SEPARATION, "");
+ return options;
+ }
+
+ public List<CustomGraphic> getCustomGraphics(Map<String, Object> args,
+ List<Double> values, List<String> labels, CyNode node,
+ CyNetworkView view, Object position) throws
CyCommandException {
+
+ // Get our colors
+ List<Color> colors =
ValueUtils.convertInputToColor(args.get(COLORS),
+ labels.size());
+ int separation = 0;
+ Object separationObj = args.get(SEPARATION);
+ if (separationObj instanceof String)
+ {
+ if (! separationObj.equals(""))
+ {
+ separation =
Integer.parseInt(separationObj.toString());
+ }
+ }
+
+ // Sanity check
+ if (labels.size() != values.size() || labels.size() !=
colors.size())
+ throw new CyCommandException("number of labels (" +
labels.size()
+ + "), values (" + values.size() + "),
and colors ("
+ + colors.size() + ") don't match");
+
+ int nbrSlices = values.size();
+ List<CustomGraphic> cgList = new ArrayList<CustomGraphic>();
+
+ // We need to get our bounding box in order to scale our graphic
+ // properly
+ Rectangle2D bbox = ViewUtils.getNodeBoundingBox(node, view,
position);
+ double height = bbox.getHeight();
+ double width = bbox.getWidth();
+
+ double x = bbox.getX();
+ double y = bbox.getY();
+
+ double yMid = y + (0.5 * height);
+
+ System.out.println("Node bounding box = " + bbox);
+ // divide width into equal size segments
+ double slice = (width / values.size()) - (values.size() *
separation) + separation; // only have n-1 separators
+// System.out.println("slice = " + slice);
+
+ double min = 0.000001; // endure no division by zero
+ double max = -0.000001;
+ for (double i : values) {
+ min = Math.min(min, i);
+ max = Math.max(max, i);
+ }
+
+ // make the graph symmetrical around max and min, set to the
larger (maybe will be too influenced by outliers?)
+ if (Math.abs(max) > Math.abs(min))
+ {
+ min = -1.0 * max;
+ }
+ else
+ {
+ max = -1.0 * min;
+ }
+
+ for (int i = 0; i < values.size(); i++) {
+ double px1 = x + (i * slice);
+ double w = slice;
+ PaintFactory pf = new
DefaultPaintFactory(colors.get(i));
+ double val = values.get(i);
+ double py1 = y + (0.5 * height);
+ if (val > 0.0) // positive, work down to midpoint
+ {
+ py1 = py1 - ((0.5 * height) * (val / max));
+ }
+ else // negative, work down from midpoint
+ {
+ val = -val;
+ }
+
+ double h = (0.5 * height) * (val / max);
+
+ Rectangle2D drect = new Rectangle2D.Double(px1, py1, w,
h);
+ System.out.println ("Got rectangle from: " + px1 + ","
+ py1 + " of width " + w + " and height " + h);
+
+ CustomGraphic c = new CustomGraphic(drect, pf);
+// System.out.println("added custome graphic for line from
" + drect.getP1() + " to " + .getP2());
+ cgList.add(c);
+ // Now, create the label. We want to do this here so
we can adjust the label for the slice
+
+
+ // add labels
+ TextAlignment tAlign =
TextAlignment.ALIGN_CENTER_BOTTOM;
+
+ // Now, create the label. Put the label on the outer
edge of the circle.
+ Point2D labelPosition = new
Point2D.Double(bbox.getMaxX(), bbox.getMaxY());
+ // vals[1] = ViewUtils.getLabelCustomGraphic(label,
null, 0, 0, labelPosition, tAlign, view);
+ Shape textShape =
ViewUtils.getLabelShape(labels.get(i), null, 0, 0, labelPosition, tAlign, view);
+
+ // Combine the shapes
+ Area textArea = new Area(textShape);
+// textArea.add(new Area(labelLine));
+
+
+// vals[1] = new CustomGraphic(textArea, new
DefaultPaintFactory(Color.BLACK));
+ CustomGraphic c1 = new CustomGraphic(textArea, new
DefaultPaintFactory(Color.BLACK));
+ cgList.add(c);
+
+ }
+ return cgList;
+ }
+
+
+}
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