Mercurial > dive4elements > river
comparison flys-artifacts/src/main/java/de/intevation/flys/exports/StyledAreaSeriesCollection.java @ 2020:4f7f781e4481
Improved area rendering workflow.
flys-artifacts/trunk@3475 c6561f87-3c4e-4783-a992-168aeb5c3f6f
| author | Felix Wolfsteller <felix.wolfsteller@intevation.de> |
|---|---|
| date | Tue, 20 Dec 2011 06:47:08 +0000 |
| parents | |
| children | 3c3693e9c538 |
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| 2019:aa3e7ed1fa46 | 2020:4f7f781e4481 |
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| 1 package de.intevation.flys.exports; | |
| 2 | |
| 3 import java.awt.BasicStroke; | |
| 4 import java.awt.Color; | |
| 5 import java.awt.Paint; | |
| 6 import java.awt.geom.Ellipse2D; | |
| 7 | |
| 8 import org.apache.log4j.Logger; | |
| 9 | |
| 10 import org.w3c.dom.Document; | |
| 11 | |
| 12 import org.jfree.data.xy.XYSeriesCollection; | |
| 13 import org.jfree.chart.renderer.xy.XYLineAndShapeRenderer; | |
| 14 import org.jfree.data.Range; | |
| 15 import org.jfree.data.xy.XYSeries; | |
| 16 | |
| 17 import de.intevation.flys.utils.ThemeUtil; | |
| 18 import de.intevation.flys.jfree.StableXYDifferenceRenderer; | |
| 19 | |
| 20 | |
| 21 /** | |
| 22 * One or more dataseries to draw a polygon (either "open up/downwards", or | |
| 23 * the area between two curves), a theme-document and further display options. | |
| 24 * The theme-document will later "style" the graphical representation. | |
| 25 * The display options can be used to control the z-order and the axis of the | |
| 26 * dataset. | |
| 27 */ | |
| 28 public class StyledAreaSeriesCollection extends XYSeriesCollection { | |
| 29 /** Mode, how to draw/which areas to fill. */ | |
| 30 public enum FILL_MODE {UNDER, ABOVE, BETWEEN}; | |
| 31 | |
| 32 /** MODE in use. */ | |
| 33 protected FILL_MODE mode; | |
| 34 | |
| 35 /** The theme-document with attributes about actual visual representation. */ | |
| 36 protected Document theme; | |
| 37 | |
| 38 /** Own logger. */ | |
| 39 private static final Logger logger = | |
| 40 Logger.getLogger(StyledAreaSeriesCollection.class); | |
| 41 | |
| 42 | |
| 43 /** | |
| 44 * @param theme the theme-document. | |
| 45 */ | |
| 46 public StyledAreaSeriesCollection(Document theme) { | |
| 47 this.theme = theme; | |
| 48 this.mode = FILL_MODE.BETWEEN; | |
| 49 } | |
| 50 | |
| 51 | |
| 52 /** Gets the Fill mode. */ | |
| 53 public FILL_MODE getMode() { | |
| 54 return this.mode; | |
| 55 } | |
| 56 | |
| 57 | |
| 58 /** Sets the Fill mode. */ | |
| 59 public void setMode(FILL_MODE fMode) { | |
| 60 this.mode = fMode; | |
| 61 } | |
| 62 | |
| 63 | |
| 64 /** | |
| 65 * Applies line color, size and type attributes to renderer, also | |
| 66 * whether to draw lines and/or points. | |
| 67 */ | |
| 68 public StableXYDifferenceRenderer applyTheme( | |
| 69 StableXYDifferenceRenderer renderer | |
| 70 ) { | |
| 71 applyFillColor(renderer); | |
| 72 applyShowShape(renderer); | |
| 73 | |
| 74 return renderer; | |
| 75 } | |
| 76 | |
| 77 | |
| 78 /** | |
| 79 * Blindly (for now) apply the postiviepaint of renderer. | |
| 80 */ | |
| 81 protected void applyFillColor(StableXYDifferenceRenderer renderer) { | |
| 82 Paint paint = ThemeUtil.parseFillColorField(theme); | |
| 83 if (paint != null) | |
| 84 renderer.setPositivePaint(paint); | |
| 85 // TODO set negativepaint? Dependend on the over/under/between settings | |
| 86 } | |
| 87 | |
| 88 /** | |
| 89 * Blindly (for now) apply the postiviepaint of renderer. | |
| 90 */ | |
| 91 protected void applyShowShape(StableXYDifferenceRenderer renderer) { | |
| 92 boolean show = ThemeUtil.parseShowBorder(theme); | |
| 93 renderer.setShapesVisible(show); | |
| 94 } | |
| 95 } | |
| 96 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |