Java Chart2D.getAxisY方法代码示例

import info.monitorenter.gui.chart.Chart2D; //导入方法依赖的package包/类
/**
 * @see info.monitorenter.gui.chart.errorbars.AErrorBarPolicyConfigurable#internalGetNegativeYError(int,
 *      int, info.monitorenter.gui.chart.ITracePoint2D)
 */
@Override
protected int internalGetNegativeYError(final int xPixel, final int yPixel,
    final ITracePoint2D original) {
  final ITrace2D trace = this.getTrace();
  final Chart2D chart = trace.getRenderer();
  final IAxis<?> axisY = chart.getAxisY();
  // We cannot use IAxis.translateRelativeValueToPX because non-linear
  // transformations of axis implementations (e.g. log) will put the distance
  // argument in relation to 0 and return wrong results:
  final int result = axisY.translateValueToPx(original.getY() - this.m_yError);
  return result;
}
 

import info.monitorenter.gui.chart.Chart2D; //导入方法依赖的package包/类
/**
 * @see info.monitorenter.gui.chart.errorbars.AErrorBarPolicyConfigurable#internalGetPositiveYError(int,
 *      int, info.monitorenter.gui.chart.ITracePoint2D)
 */
@Override
protected int internalGetPositiveYError(final int xPixel, final int yPixel,
    final ITracePoint2D original) {
  final ITrace2D trace = this.getTrace();
  final Chart2D chart = trace.getRenderer();
  final IAxis<?> axisY = chart.getAxisY();
  // We cannot use IAxis.translateRelativeValueToPX because non-linear
  // transformations of axis implementations (e.g. log) will put the distance
  // argument in relation to 0 and return wrong results:
  final int result = axisY.translateValueToPx(original.getY() + this.m_yError);
  return result;
}
 

import info.monitorenter.gui.chart.Chart2D; //导入方法依赖的package包/类
private Chart2D createChart() {
    Chart2D chart = new Chart2D();
    chart.setPaintLabels(true);
    chart.setUseAntialiasing(true);
    chart.setToolTipType(Chart2D.ToolTipType.VALUE_SNAP_TO_TRACEPOINTS);

    x_achse = chart.getAxisX();
    x_achse.getAxisTitle().setTitle("Minuten");
    x_achse.setPaintScale(true);
    x_achse.setVisible(true);
    x_achse.setPaintGrid(false);
    x_achse.setMajorTickSpacing(10);
    x_achse.setMinorTickSpacing(1);

    IAxis<?> y_achse = chart.getAxisY();
    y_achse.getAxisTitle().setTitle("");
    y_achse.setPaintScale(true);
    y_achse.setVisible(true);
    y_achse.setPaintGrid(true);
    y_achse.setMajorTickSpacing(5);
    y_achse.setMinorTickSpacing(1);
    y_achse.setFormatter(new LabelFormatterAutoUnits());
    y_achse.setRangePolicy(new RangePolicyForcedPoint());

    m_trace.setName("");
    m_trace.setColor(Color.RED);
    chart.addTrace(m_trace);

    return chart;
}
 

import info.monitorenter.gui.chart.Chart2D; //导入方法依赖的package包/类
/**
 * Defcon.
 */
@SuppressWarnings("unchecked")
private AxisScalePolicyManualTickChart() {
  this.setLayout(new BorderLayout());
  Chart2D chart = new Chart2D();
  /*
   * This does the trick to configure the ticks manually:
   * 
   * Note: The dirty cast is needed as we want to reuse the axis of the chart.
   * If we wanted to avoid it we had to create a new instance and set it.
   */
  IAxis<IAxisScalePolicy> xAxis = (IAxis<IAxisScalePolicy>)chart.getAxisX();
  xAxis.setAxisScalePolicy(new AxisScalePolicyManualTicks()); 
  xAxis.setMajorTickSpacing(10);
  xAxis.setMinorTickSpacing(1);
  xAxis.setStartMajorTick(true);
  
  IAxis<IAxisScalePolicy> yAxis = (IAxis<IAxisScalePolicy>)chart.getAxisY();
  yAxis.setAxisScalePolicy(new AxisScalePolicyManualTicks()); 
  yAxis.setMajorTickSpacing(50);
  yAxis.setMinorTickSpacing(10);
  yAxis.setStartMajorTick(true);

  // Note that AxixScalePolicyManualTicks should start with the first label with respect to the range policy:
  IRangePolicy rangePolicyX =  new RangePolicyFixedViewport( new Range( 30,100 )); 
  xAxis.setRangePolicy(rangePolicyX);
  
  IRangePolicy rangePolicyY = new RangePolicyFixedViewport( new Range( 15,100 ));
  yAxis.setRangePolicy(rangePolicyY);
  
  // Create an ITrace:
  // Note that dynamic charts need limited amount of values!!!
  // ITrace2D trace = new Trace2DLtd(200);
  ITrace2D trace = new Trace2DSimple();
  trace.setColor(Color.RED);

  // Add the trace to the chart:
  chart.addTrace(trace);

  // Add all points, as it is static:
  for (int i = 21; i <= 40; i++) {
    trace.addPoint(i, /*100.0/(i+1.0)*/i);
  }

  
  chart.setToolTipType(Chart2D.ToolTipType.VALUE_SNAP_TO_TRACEPOINTS);

  // Make it visible:
  this.add(new ChartPanel(chart), BorderLayout.CENTER);

}