Java IAxis.getMax方法代码示例

import info.monitorenter.gui.chart.IAxis; //导入方法依赖的package包/类
/**
 * Uses the transformation function callbacks ({@link AAxisTransformation#transform(double)}, {@link AAxisTransformation#untransform(double)}) 
 * of the {@link AAxisTransformation} this instance may be used with to have the scale transformed accordingly. 
 * <p>
 */
@SuppressWarnings("unchecked")
public List<LabeledValue> getScaleValues(final Graphics g2d, final IAxis<?> axis) {

  // Might give a class cast exception in case this was not called from the AAxisTranfsormation itself:
  AAxisTransformation<AxisScalePolicyTransformation> axisTransformation = (AAxisTransformation<AxisScalePolicyTransformation>) axis;
  final List<LabeledValue> collect = new LinkedList<LabeledValue>();
  LabeledValue label;

  final Range domain = axis.getRange();

  double min = domain.getMin();
  double max = domain.getMax();

  min = axisTransformation.transform(min);
  max = axisTransformation.transform(max);

  double range = max - min;

  double exp = 0.;
  double val =  axisTransformation.untransform(0);

  while (val <= axis.getMax()) {
    if (val >= axis.getMin()) {
      label = new LabeledValue();
      label.setValue(val);
      label.setLabel(axis.getFormatter().format(label.getValue()));
      label.setMajorTick(true);

      label.setValue((axisTransformation.transform(label.getValue()) - min) / range);
      collect.add(label);
    }

    exp += 1.;
    val = axisTransformation.untransform(exp);
  }

  return collect;
}
 

import info.monitorenter.gui.chart.IAxis; //导入方法依赖的package包/类
/**
 * @see info.monitorenter.gui.chart.IAxisScalePolicy#initPaintIteration(info.monitorenter.gui.chart.IAxis)
 */
public void initPaintIteration(IAxis<?> axis) {
  // get the powers of ten of the range, a minor Tick of 1.0 has to be
  // able to be 100 times in a range of 100 (match 1,2,3,... instead of
  // 10,20,30,....
  final double range = axis.getMax() - axis.getMin();
  double computeRange = range;
  if ((range == 0) || !MathUtil.isDouble(range)) {
    computeRange = 1;
  }
  double tmpPower = 0;
  if (computeRange > 1) {
    while (computeRange > 50) {
      computeRange /= 10;
      tmpPower++;
    }
    tmpPower = Math.pow(10, tmpPower - 1);

  } else {
    while (computeRange < 5) {
      computeRange *= 10;
      tmpPower++;
    }

    tmpPower = 1 / Math.pow(10, tmpPower);
  }
  this.m_power = tmpPower;

}
 

import info.monitorenter.gui.chart.IAxis; //导入方法依赖的package包/类
/**
 * Handle mouse press events
 * 
 */
public void mousePressed(MouseEvent e)
{
    if (maybeShowPopup(e))
    {
        return;
    }
    
    IAxis xAxis = this.getAxisX();
    IAxis yAxis = this.getAxisY();
    
    double xAxisRange = xAxis.getRange().getExtent();
    
    mouseDownValPerPxY.clear();
    mouseDownMinY.clear();
    mouseDownMaxY.clear();
    
    mouseDownStartX = e.getX();
    mouseDownStartY = e.getY();
    
    double xAxisWidth = this.getXChartEnd() - this.getXChartStart();
    double yAxisHeight = this.getYChartStart() - this.getYChartEnd();
    
    mouseDownValPerPxX = xAxisRange / xAxisWidth;
    
    mouseDownMinX = xAxis.getMin();
    mouseDownMaxX = xAxis.getMax();
    
    double yAxisRange = yAxis.getRange().getExtent();
    
    mouseDownValPerPxY.add(yAxisRange / yAxisHeight);
    mouseDownMinY.add(yAxis.getMin());
    mouseDownMaxY.add(yAxis.getMax());
    
    for (AAxis yAxisRight : rightYAxis)
    {
        double yAxisRangeRight = yAxisRight.getMax() - yAxisRight.getMin();
        mouseDownValPerPxY.add(yAxisRangeRight / yAxisHeight);
        mouseDownMinY.add(yAxisRight.getMin());
        mouseDownMaxY.add(yAxisRight.getMax());
    }
    
}