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comparison flys-artifacts/src/main/java/de/intevation/flys/jfree/StyledAreaSeriesCollection.java @ 2074:a026d005accd

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Moved JFreeChart specific classes to de.intevation.flys.jfree and added required imports. flys-artifacts/trunk@3585 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Wed, 04 Jan 2012 14:43:48 +0000
parents
children 6da7e064ae90
comparison
equal deleted inserted replaced
2073:27ada2e4243d 2074:a026d005accd
1 package de.intevation.flys.jfree;
2
3 import java.awt.Color;
4 import java.awt.Stroke;
5 import java.awt.BasicStroke;
6
7 import org.apache.log4j.Logger;
8
9 import org.w3c.dom.Document;
10
11 import org.jfree.data.xy.XYSeriesCollection;
12
13 import de.intevation.flys.utils.ThemeUtil;
14 import de.intevation.flys.jfree.StableXYDifferenceRenderer;
15
16
17 /**
18 * One or more dataseries to draw a polygon (either "open up/downwards", or
19 * the area between two curves), a theme-document and further display options.
20 * The theme-document will later "style" the graphical representation.
21 * The display options can be used to control the z-order and the axis of the
22 * dataset.
23 */
24 public class StyledAreaSeriesCollection extends XYSeriesCollection {
25 /** Mode, how to draw/which areas to fill. */
26 public enum FILL_MODE {UNDER, ABOVE, BETWEEN};
27
28 /** MODE in use. */
29 protected FILL_MODE mode;
30
31 /** The theme-document with attributes about actual visual representation. */
32 protected Document theme;
33
34 /** Own logger. */
35 private static final Logger logger =
36 Logger.getLogger(StyledAreaSeriesCollection.class);
37
38
39 /**
40 * @param theme the theme-document.
41 */
42 public StyledAreaSeriesCollection(Document theme) {
43 this.theme = theme;
44 this.mode = FILL_MODE.BETWEEN;
45 }
46
47
48 /** Gets the Fill mode. */
49 public FILL_MODE getMode() {
50 return this.mode;
51 }
52
53
54 /** Sets the Fill mode. */
55 public void setMode(FILL_MODE fMode) {
56 this.mode = fMode;
57 }
58
59
60 /**
61 * Applies line color, size and type attributes to renderer, also
62 * whether to draw lines and/or points.
63 */
64 public StableXYDifferenceRenderer applyTheme(
65 StableXYDifferenceRenderer renderer
66 ) {
67 applyFillColor(renderer);
68 applyShowShape(renderer);
69 applyOutlineColor(renderer);
70 applyOutlineStyle(renderer);
71
72 return renderer;
73 }
74
75
76 /**
77 * Blindly (for now) apply the postiviepaint of renderer.
78 */
79 protected void applyFillColor(StableXYDifferenceRenderer renderer) {
80 // Get color.
81 Color paint = ThemeUtil.parseFillColorField(theme);
82 // Get half-transparency flag.
83 if (ThemeUtil.parseTransparency(theme)) {
84 paint = new Color(paint.getRed(), paint.getGreen(), paint.getBlue(),
85 128);
86 }
87 if (paint != null && this.getMode() == FILL_MODE.ABOVE) {
88 renderer.setPositivePaint(paint);
89 renderer.setNegativePaint(new Color(0,0,0,0));
90 }
91 else if (paint != null && this.getMode() == FILL_MODE.UNDER) {
92 renderer.setNegativePaint(paint);
93 renderer.setPositivePaint(new Color(0,0,0,0));
94 }
95 else {
96 if (paint == null) paint = new Color(177, 117, 102);
97 renderer.setPositivePaint(paint);
98 renderer.setNegativePaint(paint);
99 }
100 }
101
102 /**
103 * Blindly (for now) apply the postiviepaint of renderer.
104 */
105 protected void applyShowShape(StableXYDifferenceRenderer renderer) {
106 boolean show = ThemeUtil.parseShowBorder(theme);
107 renderer.setDrawOutline(show);
108 }
109
110 protected void applyShowLine(StableXYDifferenceRenderer renderer) {
111 boolean show = ThemeUtil.parseShowLine(theme);
112 renderer.setShapesVisible(show);
113 }
114
115 /**
116 *
117 */
118 protected void applyOutlineColor(StableXYDifferenceRenderer renderer) {
119 Color c = ThemeUtil.parseLineColorField(theme);
120 renderer.setOutlinePaint(c);
121 }
122
123 protected void applyOutlineWidth(StableXYDifferenceRenderer renderer) {
124 int size = ThemeUtil.parseLineWidth(theme);
125 }
126
127 protected void applyOutlineStyle(StableXYDifferenceRenderer renderer) {
128 float[] dashes = ThemeUtil.parseLineStyle(theme);
129 int size = ThemeUtil.parseLineWidth(theme);
130
131 Stroke stroke = null;
132
133 if (dashes.length <= 1) {
134 stroke = new BasicStroke(Integer.valueOf(size));
135 }
136 else {
137 stroke = new BasicStroke(Integer.valueOf(size),
138 BasicStroke.CAP_BUTT,
139 BasicStroke.JOIN_ROUND,
140 1.0f,
141 dashes,
142 0.0f);
143 }
144
145 renderer.setOutlineStroke(stroke);
146 }
147 }
148 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
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