Java ValueFormatter类代码示例

import com.github.mikephil.charting.utils.ValueFormatter; //导入依赖的package包/类
private void styleGraph() {
	combinedChart.getLegend().setEnabled(false);
	combinedChart.setDescription("");

	XAxis xAxis = combinedChart.getXAxis();
	xAxis.setPosition(XAxis.XAxisPosition.BOTTOM);

	combinedChart.getAxisRight().setEnabled(false);
	YAxis yAxis = combinedChart.getAxisLeft();
	yAxis.setPosition(YAxis.YAxisLabelPosition.OUTSIDE_CHART);
	yAxis.setValueFormatter(new ValueFormatter() {
		@Override
		public String getFormattedValue(float v) {
			return yLabelsFormat.format(v) + " mm";
		}
	});
	yAxis.setStartAtZero(true);
}
 

import com.github.mikephil.charting.utils.ValueFormatter; //导入依赖的package包/类
private void styleDataSet(LineDataSet dataSet) {
	int color = (showRain) ? R.color.blue : android.R.color.white;
	dataSet.setColor(getResources().getColor(color));
	dataSet.setDrawCubic(true);
	dataSet.setCubicIntensity(0.1f);
	dataSet.setLineWidth(4f);
	dataSet.setCircleSize(0f);
	dataSet.setDrawFilled(true);
	dataSet.setDrawValues(true);
	dataSet.setValueFormatter(new ValueFormatter() {
		@Override
		public String getFormattedValue(float value) {
			if (value < 0.001) return "";
			else return yLabelsFormat.format(value);
		}
	});
}
 

import com.github.mikephil.charting.utils.ValueFormatter; //导入依赖的package包/类
private void styleGraph(LineChart lineChart) {
	lineChart.setDescription("");
	lineChart.getLegend().setEnabled(false);

	XAxis xAxis = lineChart.getXAxis();
	xAxis.setPosition(XAxis.XAxisPosition.BOTTOM);

	lineChart.getAxisRight().setEnabled(false);
	YAxis yAxis = lineChart.getAxisLeft();
	yAxis.setValueFormatter(new ValueFormatter() {
		@Override
		public String getFormattedValue(float v) {
			return yLabelsFormat.format(v) + " " + (char) 0x00B0 + "C";
		}
	});
	yAxis.setStartAtZero(false);
}
 

import com.github.mikephil.charting.utils.ValueFormatter; //导入依赖的package包/类
/**
 * Sets the formatter to be used for drawing the values inside the chart. If
 * no formatter is set, the chart will automatically determine a reasonable
 * formatting (concerning decimals) for all the values that are drawn inside
 * the chart. Set this to NULL to re-enable auto formatting.
 * 
 * @param f
 */
public void setValueFormatter(ValueFormatter f) {
    mValueFormatter = f;

    if (f == null)
        mUseDefaultFormatter = true;
    else
        mUseDefaultFormatter = false;
}
 

import com.github.mikephil.charting.utils.ValueFormatter; //导入依赖的package包/类
public void initChart() {
    mChart.setDescription("");
    mChart.setDragEnabled(false);
    mChart.setScaleEnabled(false);
    mChart.setPinchZoom(false);

    GraphMarkerView markerView = new GraphMarkerView(mChart.getContext(), R.layout.trackdota_graph_marker);
    mChart.setMarkerView(markerView);
    mChart.setHighlightEnabled(false);

    XAxis xAxis = mChart.getXAxis();
    xAxis.removeAllLimitLines();
    xAxis.setDrawLimitLinesBehindData(true);
    xAxis.setDrawGridLines(true);

    YAxis leftAxis = mChart.getAxisLeft();
    leftAxis.removeAllLimitLines();
    leftAxis.setStartAtZero(false);

    LimitLine limitLine = new LimitLine(0f);
    limitLine.setLineColor(Color.WHITE);
    limitLine.setLineWidth(2f);
    leftAxis.addLimitLine(limitLine);

    mChart.setBackgroundColor(Color.BLACK);
    mChart.setDrawBorders(false);
    mChart.getLegend().setEnabled(false);
    mChart.setDoubleTapToZoomEnabled(false);
    mChart.setDrawGridBackground(false);

    leftAxis.setValueFormatter(new ValueFormatter() {
        @Override
        public String getFormattedValue(float value) {
            return String.valueOf((int) value);
        }
    });

    leftAxis.setTextColor(Color.WHITE);

    mChart.getAxisRight().setEnabled(false);
    //mChart.animateX(2500);
    clearChart();
}
 

import com.github.mikephil.charting.utils.ValueFormatter; //导入依赖的package包/类
/**
 * Returns the formatter used for drawing the values inside the chart.
 * 
 * @return
 */
public ValueFormatter getValueFormatter() {
    return mValueFormatter;
}