1 | import static com.googlecode.charts4j.Color.*; |
2 | import static com.googlecode.charts4j.UrlUtil.normalize; |
3 | import static org.junit.Assert.assertEquals; |
4 | |
5 | import java.util.Arrays; |
6 | import java.util.logging.Level; |
7 | import java.util.logging.Logger; |
8 | |
9 | import org.junit.BeforeClass; |
10 | import org.junit.Test; |
11 | |
12 | /** |
13 | * |
14 | * @author Julien Chastang (julien.c.chastang at gmail dot com) |
15 | */ |
16 | public class LineChartExample {
|
17 | |
18 | @BeforeClass |
19 | public static void setUpBeforeClass() throws Exception {
|
20 | Logger.global.setLevel(Level.ALL); |
21 | } |
22 | |
23 | @Test |
24 | public void example1() {
|
25 | |
26 | // EXAMPLE CODE START |
27 | |
28 | // Defining lines |
29 | final int NUM_POINTS = 25; |
30 | final double[] competition = new double[NUM_POINTS]; |
31 | final double[] mywebsite = new double[NUM_POINTS]; |
32 | for (int i = 0; i < NUM_POINTS; i++) {
|
33 | competition[i] = 100-(Math.cos(30*i*Math.PI/180)*10 + 50)*i/20; |
34 | mywebsite[i] = (Math.cos(30*i*Math.PI/180)*10 + 50)*i/20; |
35 | } |
36 | Line line1 = Plots.newLine(Data.newData(mywebsite), Color.newColor("CA3D05"), "My Website.com");
|
37 | line1.setLineStyle(LineStyle.newLineStyle(3, 1, 0)); |
38 | line1.addShapeMarkers(Shape.DIAMOND, Color.newColor("CA3D05"), 12);
|
39 | line1.addShapeMarkers(Shape.DIAMOND, Color.WHITE, 8); |
40 | Line line2 = Plots.newLine(Data.newData(competition), SKYBLUE, "Competition.com"); |
41 | line2.setLineStyle(LineStyle.newLineStyle(3, 1, 0)); |
42 | line2.addShapeMarkers(Shape.DIAMOND, SKYBLUE, 12); |
43 | line2.addShapeMarkers(Shape.DIAMOND, Color.WHITE, 8); |
44 | |
45 | |
46 | // Defining chart. |
47 | LineChart chart = GCharts.newLineChart(line1, line2); |
48 | chart.setSize(600, 450); |
49 | chart.setTitle("Web Traffic|(in billions of hits)", WHITE, 14);
|
50 | chart.addHorizontalRangeMarker(40, 60, Color.newColor(RED, 30)); |
51 | chart.addVerticalRangeMarker(70, 90, Color.newColor(GREEN, 30)); |
52 | chart.setGrid(25, 25, 3, 2); |
53 | |
54 | // Defining axis info and styles |
55 | AxisStyle axisStyle = AxisStyle.newAxisStyle(WHITE, 12, AxisTextAlignment.CENTER); |
56 | AxisLabels xAxis = AxisLabelsFactory.newAxisLabels("Nov", "Dec", "Jan", "Feb", "Mar");
|
57 | xAxis.setAxisStyle(axisStyle); |
58 | AxisLabels xAxis2 = AxisLabelsFactory.newAxisLabels("2007", "2007", "2008", "2008", "2008");
|
59 | xAxis2.setAxisStyle(axisStyle); |
60 | AxisLabels yAxis = AxisLabelsFactory.newAxisLabels("", "25", "50", "75", "100");
|
61 | AxisLabels xAxis3 = AxisLabelsFactory.newAxisLabels("Month", 50.0);
|
62 | xAxis3.setAxisStyle(AxisStyle.newAxisStyle(WHITE, 14, AxisTextAlignment.CENTER)); |
63 | yAxis.setAxisStyle(axisStyle); |
64 | AxisLabels yAxis2 = AxisLabelsFactory.newAxisLabels("Hits", 50.0);
|
65 | yAxis2.setAxisStyle(AxisStyle.newAxisStyle(WHITE, 14, AxisTextAlignment.CENTER)); |
66 | yAxis2.setAxisStyle(axisStyle); |
67 | |
68 | // Adding axis info to chart. |
69 | chart.addXAxisLabels(xAxis); |
70 | chart.addXAxisLabels(xAxis2); |
71 | chart.addXAxisLabels(xAxis3); |
72 | chart.addYAxisLabels(yAxis); |
73 | chart.addYAxisLabels(yAxis2); |
74 | |
75 | // Defining background and chart fills. |
76 | chart.setBackgroundFill(Fills.newSolidFill(Color.newColor("1F1D1D")));
|
77 | LinearGradientFill fill = Fills.newLinearGradientFill(0, Color.newColor("363433"), 100);
|
78 | fill.addColorAndOffset(Color.newColor("2E2B2A"), 0);
|
79 | chart.setAreaFill(fill); |
80 | String url = chart.toURLString(); |
81 | // EXAMPLE CODE END. Use this url string in your web or |
82 | // Internet application. |
83 | Logger.global.info(url); |
84 | String expectedString = "http://chart.apis.google.com/chart?chco=CA3D05,87CEEB&chd=e:AAB4DhEzFxGnHrJRLhOZRmUpXCYZYpYAXCWfXCZIczhmmtrKuE,..-H8e7M6O5Y4U2u0exmuZrWo9nmnWn.o9pgo9m3jMeZZSU1R7&chdl=My+Website.com|Competition.com&chf=bg,s,1F1D1D|c,lg,0,363433,1.0,2E2B2A,0.0&chg=25.0,25.0,3,2&chls=3,1,0|3,1,0&chm=r,FF00004C,0,0.40,0.60|R,0080004C,0,0.70,0.90|d,CA3D05,0,-1,12,0|d,FFFFFF,0,-1,8,0|d,87CEEB,1,-1,12,0|d,FFFFFF,1,-1,8,0&chs=600x450&cht=lc&chts=FFFFFF,14&chtt=Web+Traffic%7C%28in+billions+of+hits%29&chxl=0:||25|50|75|100|1:|Hits|2:|Nov|Dec|Jan|Feb|Mar|3:|2007|2007|2008|2008|2008|4:|Month&chxp=1,50.0|4,50.0&chxr=1,0.0,100.0|4,0.0,100.0&chxs=0,FFFFFF,12,0|1,FFFFFF,12,0|2,FFFFFF,12,0|3,FFFFFF,12,0|4,FFFFFF,14,0&chxt=y,y,x,x,x"; |
85 | assertEquals("Junit error", normalize(expectedString), normalize(url));
|
86 | } |
87 | |
88 | @Test |
89 | public void example2() {
|
90 | // EXAMPLE CODE START |
91 | // Defining Line |
92 | final double[] sp500 = { 62.960, 74.560, 84.300, 92.200, 95.890, 103.800, 91.600, 92.270, 96.870, 116.930, 97.540, 67.160, 89.770, 106.880, 94.750, 96.280, 107.840, 135.330, 122.300, 140.340, 164.860, 166.260, 210.680, 243.370,
|
93 | 247.840, 277.080, 350.680, 328.710, 415.140, 438.820, 468.660, 460.920, 614.120, 753.850, 970.840, 1231.93, 1464.47, 1334.22, 1161.02, 879.390, 1109.64, 1213.55, 1258.17, 1424.71, 1475.25 }; |
94 | final double INFLATION = 0.035; |
95 | |
96 | final double[] inflation = new double[sp500.length]; |
97 | inflation[0] = sp500[0]; |
98 | for (int i = 1; i < inflation.length; i++) {
|
99 | inflation[i] = inflation[i-1] *INFLATION + inflation[i-1]; |
100 | } |
101 | |
102 | Line line1 = Plots.newLine(DataUtil.scaleWithinRange(0,1500,sp500), YELLOW, "S & P 500"); |
103 | line1.setLineStyle(LineStyle.newLineStyle(3, 1, 0)); |
104 | line1.addShapeMarkers(Shape.CIRCLE, YELLOW, 10); |
105 | line1.addShapeMarkers(Shape.CIRCLE, BLACK, 7); |
106 | line1.addShapeMarker(Shape.VERTICAL_LINE_PARTIAL, BLUE,3,8); |
107 | line1.addShapeMarker(Shape.VERTICAL_LINE_PARTIAL, BLUE,3,17); |
108 | line1.addShapeMarker(Shape.VERTICAL_LINE_PARTIAL, BLUE,3,24); |
109 | line1.addShapeMarker(Shape.VERTICAL_LINE_PARTIAL, BLUE,3,40); |
110 | line1.setFillAreaColor(LIGHTYELLOW); |
111 | |
112 | Line line2 = Plots.newLine(DataUtil.scaleWithinRange(0,1500,inflation), LIMEGREEN, "Inflation"); |
113 | line2.setLineStyle(LineStyle.newLineStyle(3, 1, 0)); |
114 | line2.addShapeMarkers(Shape.CIRCLE, LIME, 10); |
115 | line2.addShapeMarkers(Shape.CIRCLE, BLACK, 7); |
116 | line2.setFillAreaColor(LIGHTGREEN); |
117 | |
118 | |
119 | // Defining chart. |
120 | LineChart chart = GCharts.newLineChart(line1,line2); |
121 | chart.setSize(600, 450); |
122 | chart.setTitle("S & P 500|1962 - 2008", WHITE, 14);
|
123 | |
124 | // Defining axis info and styles |
125 | AxisStyle axisStyle = AxisStyle.newAxisStyle(WHITE, 12, AxisTextAlignment.CENTER); |
126 | AxisLabels yAxis = AxisLabelsFactory.newNumericRangeAxisLabels(0, sp500[sp500.length-1]); |
127 | yAxis.setAxisStyle(axisStyle); |
128 | AxisLabels xAxis1 = AxisLabelsFactory.newAxisLabels(Arrays.asList("Fed Chiefs:","Burns","Volcker","Greenspan","Bernanke"), Arrays.asList(5,18,39,55,92));
|
129 | xAxis1.setAxisStyle(axisStyle); |
130 | AxisLabels xAxis2 = AxisLabelsFactory.newNumericRangeAxisLabels(1962, 2008); |
131 | xAxis2.setAxisStyle(axisStyle); |
132 | AxisLabels xAxis3 = AxisLabelsFactory.newAxisLabels("Year", 50.0);
|
133 | xAxis3.setAxisStyle(AxisStyle.newAxisStyle(WHITE, 14, AxisTextAlignment.CENTER)); |
134 | |
135 | // Adding axis info to chart. |
136 | chart.addYAxisLabels(yAxis); |
137 | chart.addXAxisLabels(xAxis1); |
138 | chart.addXAxisLabels(xAxis2); |
139 | chart.addXAxisLabels(xAxis3); |
140 | chart.setGrid(100, 6.78, 5, 0); |
141 | |
142 | // Defining background and chart fills. |
143 | chart.setBackgroundFill(Fills.newSolidFill(BLACK)); |
144 | chart.setAreaFill(Fills.newSolidFill(Color.newColor("708090")));
|
145 | String url = chart.toURLString(); |
146 | // EXAMPLE CODE END. Use this url string in your web or |
147 | // Internet application. |
148 | Logger.global.info(url); |
149 | Logger.global.info(url.length() + ""); |
150 | String expectedString = "http://chart.apis.google.com/chart?chf=bg,s,000000|c,s,708090&chs=600x450&chd=e:CsDMDmD8EGEbD6D8EIE.EKC3D1EkEDEHEmFxFOF.HCHGI.KYKlL0O9OBRtSuT.TqaNgKpa0j-e46xilhvVzx1r8x-7,CsCyC4C.DFDMDTDbDiDqDyD7EEENEWEgEqE0E.FKFWFiFuF7GIGWGkGzHCHSHiHzIFIXIqI9JRJmJ7KSKpLALZLzMN&chtt=S+%26+P+500%7C1962+-+2008&chts=FFFFFF,14&chg=100.0,6.78,5,0&chxt=y,x,x,x&chxr=0,0.0,1475.25|1,0.0,100.0|2,1962.0,2008.0|3,0.0,100.0&chxs=0,FFFFFF,12,0|1,FFFFFF,12,0|2,FFFFFF,12,0|3,FFFFFF,14,0&chxl=1:|Fed+Chiefs%3A|Burns|Volcker|Greenspan|Bernanke|3:|Year&chxp=1,5,18,39,55,92|3,50.0&chdl=S+%26+P+500|Inflation&chco=FFFF00,32CD32&chm=o,FFFF00,0,-1,10,0|o,000000,0,-1,7,0|v,0000FF,0,8,3,0|v,0000FF,0,17,3,0|v,0000FF,0,24,3,0|v,0000FF,0,40,3,0|B,FFFFE0,0,0,0|o,00FF00,1,-1,10,0|o,000000,1,-1,7,0|B,90EE90,1,0,0&chls=3,1,0|3,1,0&cht=lc"; |
151 | assertEquals("Junit error", normalize(expectedString), normalize(url));
|
152 | } |
153 | |
154 | } |
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| Snippet ID: | #1001956 |
| Snippet name: | LineChartExample (charts4j demo) |
| Eternal ID of this version: | #1001956/1 |
| Text MD5: | 1b481c40c85ba7c9f5d6d0b8b0a9e1d2 |
| Author: | stefan |
| Category: | |
| Type: | Java source code |
| Public (visible to everyone): | Yes |
| Archived (hidden from active list): | No |
| Created/modified: | 2015-12-09 19:31:39 |
| Source code size: | 8773 bytes / 154 lines |
| Pitched / IR pitched: | No / Yes |
| Views / Downloads: | 903 / 181 |
| Referenced in: | [show references] |