How to use

ScatterValue

in

cn.jingzhuan.lib.chart.data

public ScatterChartModel() {
 final List<ScatterValue> scatterValues = new ArrayList<>();
 scatterValues.add(new ScatterValue(2));
 scatterValues.add(new ScatterValue(3));
 scatterValues.add(new ScatterValue(4));
 scatterValues.add(new ScatterValue(6));
 scatterValues.add(new ScatterValue(9));
 scatterValues.add(new ScatterValue(2));
 scatterValues.add(new ScatterValue(4));
 scatterValues.add(new ScatterValue(6));
 scatterValues.add(new ScatterValue(9));
 scatterValues.add(new ScatterValue(0));
 scatterValues.add(new ScatterValue(8));
 scatterValues.add(new ScatterValue(9));
 scatterValues.add(new ScatterValue(4));
 scatterValues.add(new ScatterValue(1));
 scatterValues.add(new ScatterValue(2));
 scatterDataSet = new ScatterDataSet(scatterValues);
 scatterDataSet.setAutoWidth(true);
}

private void calcViewportMinMax(ScatterValue e) {
 if (e.getValue() < mViewportYMin)
  mViewportYMin = e.getValue();
 if (e.getValue() > mViewportYMax)
  mViewportYMax = e.getValue();
}

ScatterValue point = dataSet.getEntryForIndex(i);
if (!point.isVisible()) continue;
float yPosition = (max - point.getValue()) / (max - min) * mContentRect.height() - shapeHeight * 0.5f;
point.setCoordinate(xPosition, yPosition);
if (point.getColor() != Color.TRANSPARENT) {
 dataSet.getShape().setColorFilter(point.getColor(), PorterDuff.Mode.SRC_OVER);

@Override public int getEntryIndexByCoordinate(float x, float y) {
 int index = -1;
 if (scatterData.getDataSets().size() > 0) {
  ScatterDataSet dataSet = scatterData.getDataSets().get(0);
  RectF rect = new RectF();
  float shapeWidth = dataSet.getShape().getIntrinsicWidth();
  float shapeHeight = dataSet.getShape().getIntrinsicHeight();
  for (int i = 0; i < dataSet.getValues().size(); i++) {
   final ScatterValue value = dataSet.getEntryForIndex(i);
   float pX = value.getX();
   float pY = value.getY();
   rect.set(pX, pY, pX + shapeWidth, pY + shapeHeight);
   if (rect.contains(x, y)) {
    index = i;
    break;
   }
  }
  return index;
 }
 return super.getEntryIndexByCoordinate(x, y);
}

public ScatterChart2Model() {
 final List<ScatterValue> scatterValues = new ArrayList<>();
 scatterValues.add(new ScatterValue(1f));
 scatterValues.add(new ScatterValue(2f));
 scatterValues.add(new ScatterValue(1f));
 scatterValues.add(new ScatterValue(2f));
 scatterValues.add(new ScatterValue(1f));
 scatterValues.add(new ScatterValue(2f));
 scatterDataSet = new ScatterDataSet(scatterValues);
 scatterDataSet.setMinValueOffsetPercent(0.5f);
 scatterDataSet.setMaxValueOffsetPercent(0.5f);
 scatterDataSet.setAutoWidth(false);
 scatterDataSet.addTextValueRenderer(new TextValueRenderer() {
  @Override public void render(Canvas canvas, Paint textPaint, int index, float x, float y) {
   textPaint.setTextSize(24f);
   canvas.drawText(textList.get(index), x, y, textPaint);
  }
 });
}