teichmann@5863: /* Copyright (C) 2011, 2012, 2013 by Bundesanstalt für Gewässerkunde
teichmann@5863:  * Software engineering by Intevation GmbH
teichmann@5863:  *
teichmann@5994:  * This file is Free Software under the GNU AGPL (>=v3)
teichmann@5863:  * and comes with ABSOLUTELY NO WARRANTY! Check out the
teichmann@5994:  * documentation coming with Dive4Elements River for details.
teichmann@5863:  */
teichmann@5863: 
teichmann@5831: package org.dive4elements.river.jfree;
ingo@2074: 
ingo@3227: import java.awt.BasicStroke;
ingo@2074: import java.awt.Color;
ingo@2074: import java.awt.Stroke;
ingo@2074: 
ingo@3227: import org.jfree.data.xy.XYSeriesCollection;
ingo@2074: 
teichmann@6905: import org.dive4elements.river.themes.ThemeDocument;
ingo@2074: 
ingo@2074: /**
ingo@2074:  * One or more dataseries to draw a polygon (either "open up/downwards", or
ingo@2074:  * the area between two curves), a theme-document and further display options.
ingo@2074:  * The theme-document will later "style" the graphical representation.
sascha@3076:  * The display options can be used to control the z-order and the axis of the
ingo@2074:  * dataset.
ingo@2074:  */
ingo@2074: public class StyledAreaSeriesCollection extends XYSeriesCollection {
christian@3889:     private static final long serialVersionUID = 5274940965666948237L;
christian@3889: 
ingo@2074:     /** Mode, how to draw/which areas to fill. */
ingo@2074:     public enum FILL_MODE {UNDER, ABOVE, BETWEEN};
ingo@2074: 
ingo@2074:     /** MODE in use. */
ingo@2074:     protected FILL_MODE mode;
ingo@2074: 
tom@8856:     /** Theme-document with attributes about actual visual representation. */
teichmann@6905:     protected ThemeDocument theme;
ingo@2074: 
ingo@2074: 
ingo@2074:     /**
ingo@2074:      * @param theme the theme-document.
ingo@2074:      */
teichmann@6905:     public StyledAreaSeriesCollection(ThemeDocument theme) {
ingo@2074:         this.theme = theme;
ingo@2074:         this.mode = FILL_MODE.BETWEEN;
ingo@2074:    }
ingo@2074: 
ingo@2074: 
ingo@2074:     /** Gets the Fill mode. */
ingo@2074:     public FILL_MODE getMode() {
ingo@2074:         return this.mode;
ingo@2074:     }
ingo@2074: 
ingo@2074: 
ingo@2074:     /** Sets the Fill mode. */
ingo@2074:     public void setMode(FILL_MODE fMode) {
ingo@2074:         this.mode = fMode;
ingo@2074:     }
ingo@2074: 
ingo@2074: 
ingo@2074:     /**
ingo@2074:      * Applies line color, size and type attributes to renderer, also
ingo@2074:      * whether to draw lines and/or points.
felix@3395:      * @param renderer Renderer to apply theme to.
felix@3395:      * @return \param renderer
ingo@2074:      */
ingo@2074:     public StableXYDifferenceRenderer applyTheme(
ingo@2074:         StableXYDifferenceRenderer renderer
ingo@2074:     ) {
ingo@2074:         applyFillColor(renderer);
ingo@2074:         applyShowShape(renderer);
ingo@2074:         applyOutlineColor(renderer);
ingo@2074:         applyOutlineStyle(renderer);
aheinecke@7119:         applyShowAreaLabel(renderer);
felix@2666:         if (mode == FILL_MODE.UNDER) {
tom@8856:             renderer.setAreaCalculationMode(
tom@8856:                 StableXYDifferenceRenderer.CALCULATE_NEGATIVE_AREA);
felix@2666:         }
felix@2666:         else if (mode == FILL_MODE.ABOVE) {
tom@8856:             renderer.setAreaCalculationMode(
tom@8856:                 StableXYDifferenceRenderer.CALCULATE_POSITIVE_AREA);
felix@2666:         }
felix@2666:         else {
tom@8856:             renderer.setAreaCalculationMode(
tom@8856:                 StableXYDifferenceRenderer.CALCULATE_ALL_AREA);
felix@2666:         }
felix@2667: 
felix@2667:         // Apply text style.
teichmann@6906:         theme.parseComplexTextStyle().apply(renderer);
ingo@2074:         return renderer;
ingo@2074:     }
ingo@2074: 
ingo@2074: 
ingo@2074:     protected void applyFillColor(StableXYDifferenceRenderer renderer) {
teichmann@6908:         Color paint = theme.parseAreaBackgroundColor();
christian@3889: 
teichmann@6905:         int transparency = theme.parseAreaTransparency();
felix@4646:         if (transparency > 0 && paint != null) {
christian@3889:             paint = new Color(
christian@3889:                         paint.getRed(),
christian@3889:                         paint.getGreen(),
christian@3889:                         paint.getBlue(),
christian@3889:                         (int)((100 - transparency) * 2.55f));
ingo@2074:         }
christian@3889: 
ingo@2074:         if (paint != null && this.getMode() == FILL_MODE.ABOVE) {
ingo@2074:             renderer.setPositivePaint(paint);
ingo@2074:             renderer.setNegativePaint(new Color(0,0,0,0));
ingo@2074:         }
ingo@2074:         else if (paint != null && this.getMode() == FILL_MODE.UNDER) {
ingo@2074:             renderer.setNegativePaint(paint);
ingo@2074:             renderer.setPositivePaint(new Color(0,0,0,0));
ingo@2074:         }
ingo@2074:         else {
christian@3889:             if (paint == null)
christian@3889:                 paint = new Color(177, 117, 102);
ingo@2074:             renderer.setPositivePaint(paint);
ingo@2074:             renderer.setNegativePaint(paint);
ingo@2074:         }
ingo@2074:     }
ingo@2074: 
christian@3889: 
ingo@2074:     protected void applyShowShape(StableXYDifferenceRenderer renderer) {
teichmann@6905:         boolean show = theme.parseAreaShowBorder();
ingo@2074:         renderer.setDrawOutline(show);
ingo@2074:     }
ingo@2074: 
felix@3395: 
ingo@2074:     protected void applyShowLine(StableXYDifferenceRenderer renderer) {
teichmann@6905:         boolean show = theme.parseShowLine();
ingo@2074:         renderer.setShapesVisible(show);
ingo@2074:     }
ingo@2074: 
felix@3395: 
ingo@2074:     protected void applyOutlineColor(StableXYDifferenceRenderer renderer) {
teichmann@6905:         Color c = theme.parseLineColorField();
ingo@2074:         renderer.setOutlinePaint(c);
ingo@2074:     }
ingo@2074: 
ingo@2074:     protected void applyOutlineWidth(StableXYDifferenceRenderer renderer) {
teichmann@6905:         // int size = theme.parseLineWidth();
teichmann@6905:         // XXX: Why is this not set?
ingo@2074:     }
ingo@2074: 
felix@2666:     /** Inform renderer whether it should draw a label. */
aheinecke@7119:     protected void applyShowAreaLabel(StableXYDifferenceRenderer renderer) {
aheinecke@7119:         renderer.setLabelArea(theme.parseShowAreaLabel());
felix@2666:     }
felix@2666: 
ingo@2074:     protected void applyOutlineStyle(StableXYDifferenceRenderer renderer) {
teichmann@6905:         float[] dashes = theme.parseLineStyle();
teichmann@6905:         int size       = theme.parseLineWidth();
ingo@2074: 
ingo@2074:         Stroke stroke = null;
ingo@2074: 
ingo@2074:         if (dashes.length <= 1) {
ingo@2074:             stroke = new BasicStroke(Integer.valueOf(size));
ingo@2074:         }
ingo@2074:         else {
ingo@2074:             stroke = new BasicStroke(Integer.valueOf(size),
ingo@2074:                 BasicStroke.CAP_BUTT,
ingo@2074:                 BasicStroke.JOIN_ROUND,
ingo@2074:                 1.0f,
ingo@2074:                 dashes,
ingo@2074:                 0.0f);
ingo@2074:         }
ingo@2074: 
ingo@2074:         renderer.setOutlineStroke(stroke);
ingo@2074:     }
ingo@2074: }
ingo@2074: // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :