Inhalt:
Optimale Datenstruktur (Datenbank):
Beschriftung | min | max | open | close |
---|---|---|---|---|
"Mon" | 5 | 10 | 7 | 8 |
"Tue" | 5 | 10 | 8 | 7 |
"Wen" | 6 | 12 | 7 | 11 |
"Thu" | 7 | 13 | 11 | 9 |
"Fri" | 7 | 13 | 9 | 13 |
Optimale Objektstruktur (Java)
public class CandlestickChartObject { private String caption; private Double min; private Double max; private Double open; private Double close; public String getCaption() { return this.caption; } public void setCaption(final String caption) { this.caption = caption; } public Double getMin() { return this.min; } public void setMin(final Double min) { this.min = min; } public Double getMax() { return this.max; } public void setMax(final Double max) { this.max = max; } public Double getOpen() { return this.open; } public void setOpen(final Double open) { this.open = open; } public Double getClose() { return this.close; } public void setClose(final Double close) { this.close = close; } }
Beispiel: Füllen der Daten
final ChartModel model = ChartModel.New() .addColumn(Column.New(Type.STRING, "caption", "Caption")) .addColumn(Column.New(Type.NUMBER, "min value", "Lunte")) .addColumn(Column.New(Type.NUMBER, "max value", "Docht")) .addColumn(Column.New(Type.NUMBER, "open value", "Eröffnung")) .addColumn(Column.New(Type.NUMBER, "close value", "Schluss")); model.addRow("Mon", 5, 10, 7, 8); model.addRow("Tue", 5, 10, 8, 7); model.addRow("Wen", 6, 12, 7, 11); model.addRow("Thu", 7, 13, 11, 9); model.addRow("Fri", 7, 13, 9, 13); this.candlestickChart.setModel(model);
API und Methoden:
Properties | |
---|---|
Orientation | The orientation of the chart. When set to candlestick.setOrientation(Orientation.VERTICAL); |