teichmann@5831: package org.dive4elements.river.jfree;
ingo@2321: 
teichmann@5831: import org.dive4elements.river.utils.ThemeUtil;
christian@3464: 
ingo@2321: import java.awt.BasicStroke;
ingo@2321: import java.awt.Color;
ingo@2321: import java.awt.geom.Ellipse2D;
ingo@2321: 
christian@3155: import org.apache.log4j.Logger;
christian@3464: import org.jfree.chart.renderer.xy.XYLineAndShapeRenderer;
ingo@2321: import org.w3c.dom.Document;
ingo@2321: 
ingo@2321: 
ingo@2321: /**
felix@2648:  * Utility to apply theme-settings to a renderer.
ingo@2321:  * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a>
ingo@2321:  */
ingo@2321: public class XYStyle implements Style {
ingo@2321: 
christian@3155:     private static Logger logger = Logger.getLogger(XYStyle.class);
christian@3155: 
ingo@2321:     protected Document theme;
ingo@2321: 
raimund@3134:     protected XYLineAndShapeRenderer renderer;
ingo@2321: 
christian@3155: 
ingo@2321:     public XYStyle(Document theme) {
ingo@2321:         this.theme = theme;
raimund@3134:         this.renderer = null;
ingo@2321:     }
ingo@2321: 
ingo@2321: 
ingo@2321:     /**
ingo@2321:      * Applies line color, size and type attributes to renderer, also
ingo@2321:      * whether to draw lines and/or points.
ingo@2321:      */
christian@3464:     @Override
ingo@2321:     public XYLineAndShapeRenderer applyTheme(XYLineAndShapeRenderer r, int idx){
raimund@3134:         this.renderer = r;
ingo@2321:         applyLineColor(r, idx);
ingo@2321:         applyLineSize(r, idx);
ingo@2321:         applyLineType(r, idx);
ingo@2321:         applyShowLine(r, idx);
ingo@2321:         applyShowPoints(r, idx);
ingo@2321:         applyPointSize(r, idx);
ingo@3090:         applyPointColor(r, idx);
ingo@2321:         applyShowMinimum(r, idx);
ingo@2321:         applyShowMaximum(r, idx);
christian@3464: 
christian@3464:         // Line label styles
felix@2648:         applyShowLineLabel(r, idx);
christian@3464:         applyShowLineLabelBG(r, idx);
felix@2656:         applyLineLabelFont(r, idx);
felix@2660:         applyLineLabelColor(r, idx);
felix@2660:         applyLineLabelBGColor(r, idx);
ingo@2321: 
christian@3464:         // Point label styles
christian@3464:         // TODO: Currently point label are annotations and are not drawn this way
christian@3464:         /*
christian@3464:         applyShowPointLabelBG(r, idx);
christian@3464:         applyLinePointFont(r, idx);
christian@3464:         applyLinePointColor(r, idx);
christian@3464:         applyLinePointBGColor(r, idx);*/
christian@3464: 
ingo@2321:         return r;
ingo@2321:     }
ingo@2321: 
ingo@2321: 
ingo@2321:     /** Set line color to renderer. */
ingo@2321:     protected void applyLineColor(XYLineAndShapeRenderer r, int idx) {
ingo@2321:         Color c = ThemeUtil.parseLineColorField(theme);
christian@3155:         if(c != null) {
christian@3155:             logger.debug("applyLineColor " + c.toString());
christian@3155:             r.setSeriesPaint(idx, c);
christian@3155:         }
christian@3155:         else {
christian@3155:             logger.warn("applyLineColor: color is null - malformed linecolor field?");
christian@3155:         }
ingo@2321:     }
ingo@2321: 
ingo@2321: 
felix@2648:     /** Tells the renderer whether or not to add a label to a line. */
felix@2648:     protected void applyShowLineLabel(XYLineAndShapeRenderer r, int idx) {
felix@2648:         if (!(r instanceof EnhancedLineAndShapeRenderer)) {
felix@2648:             return;
felix@2648:         }
felix@2648:         boolean showLabelLine = ThemeUtil.parseShowLineLabel(theme);
felix@3228:         boolean anyLabel = showLabelLine || ThemeUtil.parseShowWidth(theme) ||
felix@3228:                            ThemeUtil.parseShowLevel(theme) ||
felix@3228:                            ThemeUtil.parseShowMiddleHeight(theme);
felix@3228:         ((EnhancedLineAndShapeRenderer)r).setShowLineLabel(anyLabel, idx);
felix@2648:     }
felix@2648: 
felix@2656: 
felix@2662:     /** Tells the renderer whether or not to fill the bg of a lines label. */
felix@2662:     protected void applyShowLineLabelBG(XYLineAndShapeRenderer r, int idx) {
felix@2662:         if (!(r instanceof EnhancedLineAndShapeRenderer)) {
felix@2662:             return;
felix@2662:         }
christian@3464:         boolean showLabelLine = ThemeUtil.parseLabelShowBackground(theme);
felix@2662:         ((EnhancedLineAndShapeRenderer)r).setShowLineLabelBG(idx, showLabelLine);
felix@2662:     }
felix@2662: 
felix@2656:     /** Tell the renderer which font (and -size and -style) to use for
felix@2656:      * linelabels. */
felix@2656:     protected void applyLineLabelFont(XYLineAndShapeRenderer r, int idx) {
felix@2656:         if (!(r instanceof EnhancedLineAndShapeRenderer)) {
felix@2656:             return;
felix@2656:         }
christian@3464:         ((EnhancedLineAndShapeRenderer)r).setLineLabelFont(
christian@3464:                 ThemeUtil.parseTextFont(theme), idx);
felix@2656:     }
felix@2656: 
felix@2660:     /** Tell the renderer which color to use for
felix@2660:      * linelabels. */
felix@2660:     protected void applyLineLabelColor(XYLineAndShapeRenderer r, int idx) {
felix@2660:         if (!(r instanceof EnhancedLineAndShapeRenderer)) {
felix@2660:             return;
felix@2660:         }
christian@3464:         ((EnhancedLineAndShapeRenderer)r).setLineLabelTextColor(
christian@3464:                 idx, ThemeUtil.parseTextColor(theme));
felix@2660:     }
felix@2660: 
felix@2660:     /** Tell the renderer which color to use for bg of
felix@2660:      * linelabels. */
felix@2660:     protected void applyLineLabelBGColor(XYLineAndShapeRenderer r, int idx) {
felix@2660:         if (!(r instanceof EnhancedLineAndShapeRenderer)) {
felix@2660:             return;
felix@2660:         }
felix@2660:         ((EnhancedLineAndShapeRenderer)r).setLineLabelBGColor(idx,
christian@3464:             ThemeUtil.parseTextBackground(theme));
felix@2660:     }
felix@2656: 
felix@2656:     /** Set stroke of series. */
ingo@2321:     protected void applyLineSize(XYLineAndShapeRenderer r, int idx) {
ingo@2321:         int size = ThemeUtil.parseLineWidth(theme);
ingo@2321:         r.setSeriesStroke(
ingo@2321:             idx,
sascha@3405:             new BasicStroke(size));
ingo@2321:     }
ingo@2321: 
ingo@2321: 
felix@2656:     /** Set stroke strength of series. */
ingo@2321:     protected void applyLineType(XYLineAndShapeRenderer r, int idx) {
ingo@2321:         int size = ThemeUtil.parseLineWidth(theme);
ingo@2321:         float[] dashes = ThemeUtil.parseLineStyle(theme);
ingo@2321: 
ingo@2321:         // Do not apply the dashed style.
ingo@2321:         if (dashes.length <= 1) {
ingo@2321:             return;
ingo@2321:         }
ingo@2321: 
ingo@2321:         r.setSeriesStroke(
ingo@2321:             idx,
sascha@3405:             new BasicStroke(size,
ingo@2321:                             BasicStroke.CAP_BUTT,
ingo@2321:                             BasicStroke.JOIN_ROUND,
ingo@2321:                             1.0f,
ingo@2321:                             dashes,
ingo@2321:                             0.0f));
ingo@2321:     }
ingo@2321: 
ingo@2321: 
ingo@2321:     protected void applyPointSize(XYLineAndShapeRenderer r, int idx) {
ingo@2321:         int size = ThemeUtil.parsePointWidth(theme);
ingo@2321:         int dim  = 2 * size;
ingo@2321: 
ingo@2321:         r.setSeriesShape(idx, new Ellipse2D.Double(-size, -size, dim, dim));
ingo@2321:     }
ingo@2321: 
ingo@2321: 
ingo@3090:     protected void applyPointColor(XYLineAndShapeRenderer r, int idx) {
ingo@3090:         Color c = ThemeUtil.parsePointColor(theme);
ingo@3090: 
ingo@3090:         if (c != null) {
ingo@3090:             r.setSeriesFillPaint(idx, c);
ingo@3090:             r.setUseFillPaint(true);
ingo@3090:             r.setDrawOutlines(false);
ingo@3090:         }
ingo@3090:     }
ingo@3090: 
ingo@3090: 
ingo@2321:     /**
ingo@2321:      * Sets form and visibility of points.
ingo@2321:      */
ingo@2321:     protected void applyShowPoints(XYLineAndShapeRenderer r, int idx) {
ingo@2321:         boolean show = ThemeUtil.parseShowPoints(theme);
ingo@2321: 
ingo@2321:         r.setSeriesShapesVisible(idx, show);
ingo@2321:         r.setDrawOutlines(true);
ingo@2321:     }
ingo@2321: 
ingo@2321: 
ingo@2321:     protected void applyShowLine(XYLineAndShapeRenderer r, int idx) {
ingo@2321:         boolean show = ThemeUtil.parseShowLine(theme);
ingo@2321:         r.setSeriesLinesVisible(idx, show);
ingo@2321:     }
ingo@2321: 
ingo@2321: 
ingo@2321:     protected void applyShowMinimum(XYLineAndShapeRenderer r, int idx) {
ingo@2321:         if (!(r instanceof EnhancedLineAndShapeRenderer)) {
ingo@2321:             return;
ingo@2321:         }
ingo@2321: 
ingo@2321:         boolean visible = ThemeUtil.parseShowMinimum(theme);
ingo@2321: 
ingo@2321:         EnhancedLineAndShapeRenderer er = (EnhancedLineAndShapeRenderer) r;
ingo@2321:         er.setIsMinimumShapeVisisble(idx, visible);
ingo@2321:     }
ingo@2321: 
ingo@2321: 
ingo@2321:     protected void applyShowMaximum(XYLineAndShapeRenderer r, int idx) {
ingo@2321:         if (!(r instanceof EnhancedLineAndShapeRenderer)) {
ingo@2321:             return;
ingo@2321:         }
ingo@2321: 
ingo@2321:         boolean visible = ThemeUtil.parseShowMaximum(theme);
ingo@2321: 
ingo@2321:         EnhancedLineAndShapeRenderer er = (EnhancedLineAndShapeRenderer) r;
ingo@2321:         er.setIsMaximumShapeVisible(idx, visible);
ingo@2321:     }
raimund@3134: 
raimund@3134: 
christian@3464:     @Override
raimund@3134:     public XYLineAndShapeRenderer getRenderer() {
raimund@3134:         return this.renderer;
raimund@3134:     }
ingo@2321: }
ingo@2321: // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :