dive4elements/river: flys-artifacts/src/main/java/de/intevation/flys/exports/TimeseriesChartGenerator.java comparison

comparison flys-artifacts/src/main/java/de/intevation/flys/exports/TimeseriesChartGenerator.java @ 3622:5e505060a9bf

Enable logo rendering in timeseries charts. flys-artifacts/trunk@5298 c6561f87-3c4e-4783-a992-168aeb5c3f6f

author	Felix Wolfsteller <felix.wolfsteller@intevation.de>
date	Wed, 29 Aug 2012 15:26:50 +0000
parents	66f539df4e8b
children	119b8ba2b77f

comparison

equal deleted inserted replaced

-:6772e9f9b65f
+:5e505060a9bf
 import java.util.Date;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
+import javax.swing.ImageIcon;
 import org.apache.log4j.Logger;
 import org.jfree.chart.ChartFactory;
 import org.jfree.chart.JFreeChart;
+import org.jfree.chart.annotations.XYAnnotation;
+import org.jfree.chart.annotations.XYImageAnnotation;
 import org.jfree.chart.annotations.XYTextAnnotation;
 import org.jfree.chart.axis.ValueAxis;
 import org.jfree.chart.plot.Marker;
 import org.jfree.chart.plot.XYPlot;
 import org.jfree.chart.renderer.xy.XYLineAndShapeRenderer;
 protected boolean domainZeroLineVisible;
 private static final Logger logger =
 Logger.getLogger(TimeseriesChartGenerator.class);
 public static final int AXIS_SPACE = 5;
 protected Map<Integer, Bounds> xBounds;
 protected Map<Integer, Bounds> yBounds;
 /**
 * The default constructor that initializes internal datastructures.
 */
 addValueAxisMarker(plot);
 adaptZoom(plot);
 applySeriesAttributes(plot);
 addAnnotationsToRenderer(plot);
+addLogo(plot);
 aggregateLegendEntries(plot);
 return chart;
+}
+/**
+* Return left most data points x value (on first axis).
+* Shortcut, especially to be overridden in (LS) charts where
+* axis could be inverted.
+*/
+protected double getLeftX() {
+return (Long)getXBounds(0).getLower();
+}
+/**
+* Return right most data points x value (on first axis).
+* Shortcut, especially to be overridden in (LS) charts where
+* axis could be inverted.
+*/
+protected double getRightX() {
+return (Long)getXBounds(0).getUpper();
+}
+/**
+* Add a logo as background annotation to plot.
+* Copy from XYChartGenerator.
+*/
+protected void addLogo(XYPlot plot) {
+String logo = showLogo();
+if (logo  == null) {
+logger.debug("No logo to show chosen");
+return;
+}
+ImageIcon imageIcon = null;
+if (logo.equals("none")) {
+return;
+}
+if (logo.equals("Intevation")) {
+imageIcon = new ImageIcon("/home/felix/Downloads/intevation_logo_120.png");
+}
+else { // TODO else if ...
+imageIcon = new ImageIcon("/home/felix/Downloads/bfg_logo.gif");
+}
+double xPos = 0d, yPos = 0d;
+String placeh = logoHPlace();
+String placev = logoVPlace();
+if (placev == null || placev.equals("none")) {
+placev = "top";
+}
+if (placev.equals("top")) {
+yPos = (Double)getYBounds(0).getUpper();
+}
+else if (placev.equals("bottom")) {
+yPos = (Double)getYBounds(0).getLower();
+}
+else if (placev.equals("center")) {
+yPos = ((Double)getYBounds(0).getUpper() + (Double)getYBounds(0).getLower())/2d;
+}
+else {
+logger.debug("Unknown place-v value: " + placev);
+}
+if (placeh == null || placeh.equals("none")) {
+placeh = "center";
+}
+if (placeh.equals("left")) {
+xPos = getLeftX();
+}
+else if (placeh.equals("right")) {
+xPos = getRightX();
+}
+else if (placeh.equals("center")) {
+xPos = ((Double)getXBounds(0).getUpper() + (Double)getXBounds(0).getLower())/2d;
+}
+else {
+logger.debug("Unknown place-h value: " + placeh);
+}
+logger.debug("logo position: " + xPos + "/" + yPos);
+org.jfree.ui.RectangleAnchor anchor
+= org.jfree.ui.RectangleAnchor.TOP;
+if (placev.equals("top")) {
+if (placeh.equals("left")) {
+anchor = org.jfree.ui.RectangleAnchor.TOP_LEFT;
+}
+else if (placeh.equals("right")) {
+anchor = org.jfree.ui.RectangleAnchor.TOP_RIGHT;
+}
+else if (placeh.equals("center")) {
+anchor = org.jfree.ui.RectangleAnchor.TOP;
+}
+}
+else if (placev.equals("bottom")) {
+if (placeh.equals("left")) {
+anchor = org.jfree.ui.RectangleAnchor.BOTTOM_LEFT;
+}
+else if (placeh.equals("right")) {
+anchor = org.jfree.ui.RectangleAnchor.BOTTOM_RIGHT;
+}
+else if (placeh.equals("center")) {
+anchor = org.jfree.ui.RectangleAnchor.BOTTOM;
+}
+}
+else if (placev.equals("center")) {
+if (placeh.equals("left")) {
+anchor = org.jfree.ui.RectangleAnchor.LEFT;
+}
+else if (placeh.equals("right")) {
+anchor = org.jfree.ui.RectangleAnchor.RIGHT;
+}
+else if (placeh.equals("center")) {
+anchor = org.jfree.ui.RectangleAnchor.CENTER;
+}
+}
+XYAnnotation xyannotation =
+new XYImageAnnotation(xPos, yPos, imageIcon.getImage(), anchor);
+plot.getRenderer().addAnnotation(xyannotation, org.jfree.ui.Layer.BACKGROUND);
 }
 @Override
 protected Series getSeriesOf(XYDataset dataset, int idx) {

Mercurial > dive4elements > river

comparison flys-artifacts/src/main/java/de/intevation/flys/exports/TimeseriesChartGenerator.java @ 3622:5e505060a9bf