本文整理汇总了Java中com.github.mikephil.charting.utils.Utils.getClosestDataSetIndex方法的典型用法代码示例。如果您正苦于以下问题：Java Utils.getClosestDataSetIndex方法的具体用法？Java Utils.getClosestDataSetIndex怎么用？Java Utils.getClosestDataSetIndex使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类com.github.mikephil.charting.utils.Utils的用法示例。
在下文中一共展示了Utils.getClosestDataSetIndex方法的3个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: onSingleTapUp
import com.github.mikephil.charting.utils.Utils; //导入方法依赖的package包/类
@Override
public boolean onSingleTapUp(MotionEvent e) {
mLastGesture = ChartGesture.SINGLE_TAP;
OnChartGestureListener l = mChart.getOnChartGestureListener();
if (l != null) {
l.onChartSingleTapped(e);
}
if(!mChart.isHighlightPerTapEnabled()) {
return false;
}
float distance = mChart.distanceToCenter(e.getX(), e.getY());
// check if a slice was touched
if (distance > mChart.getRadius()) {
// if no slice was touched, highlight nothing
if (mLastHighlighted == null)
mChart.highlightValues(null); // no listener callback
else
mChart.highlightTouch(null); // listener callback
mLastHighlighted = null;
} else {
float angle = mChart.getAngleForPoint(e.getX(), e.getY());
if (mChart instanceof PieChart) {
angle /= mChart.getAnimator().getPhaseY();
}
int index = mChart.getIndexForAngle(angle);
// check if the index could be found
if (index < 0) {
mChart.highlightValues(null);
mLastHighlighted = null;
} else {
List<SelectionDetail> valsAtIndex = mChart.getSelectionDetailsAtIndex(index);
int dataSetIndex = 0;
// get the dataset that is closest to the selection (PieChart
// only
// has one DataSet)
if (mChart instanceof RadarChart) {
dataSetIndex = Utils.getClosestDataSetIndex(valsAtIndex, distance
/ ((RadarChart) mChart).getFactor(), null);
}
if (dataSetIndex < 0) {
mChart.highlightValues(null);
mLastHighlighted = null;
} else {
Highlight h = new Highlight(index, dataSetIndex);
performHighlight(h, e);
}
}
}
return true;
}
示例2: onSingleTapUp
import com.github.mikephil.charting.utils.Utils; //导入方法依赖的package包/类
@Override
public boolean onSingleTapUp(MotionEvent e) {
OnChartGestureListener l = mChart.getOnChartGestureListener();
if (l != null) {
l.onChartSingleTapped(e);
}
float distance = mChart.distanceToCenter(e.getX(), e.getY());
// check if a slice was touched
if (distance > mChart.getRadius()) {
// if no slice was touched, highlight nothing
mChart.highlightValues(null);
mLastHighlighted = null;
} else {
float angle = mChart.getAngleForPoint(e.getX(), e.getY());
if (mChart instanceof PieChart) {
angle /= mChart.getAnimator().getPhaseY();
}
int index = mChart.getIndexForAngle(angle);
// check if the index could be found
if (index < 0) {
mChart.highlightValues(null);
mLastHighlighted = null;
} else {
List<SelectionDetail> valsAtIndex = mChart.getSelectionDetailsAtIndex(index);
int dataSetIndex = 0;
// get the dataset that is closest to the selection (PieChart
// only
// has one DataSet)
if (mChart instanceof RadarChart) {
dataSetIndex = Utils.getClosestDataSetIndex(valsAtIndex, distance
/ ((RadarChart) mChart).getFactor(), null);
}
if (dataSetIndex < 0) {
mChart.highlightValues(null);
mLastHighlighted = null;
} else {
Highlight h = new Highlight(index, dataSetIndex);
if (h.equalTo(mLastHighlighted)) {
mChart.highlightTouch(null);
mLastHighlighted = null;
} else {
mChart.highlightTouch(h);
mLastHighlighted = h;
}
}
}
}
return true;
}
示例3: getDataSetIndex
import com.github.mikephil.charting.utils.Utils; //导入方法依赖的package包/类
/**
* Returns the corresponding dataset-index for a given xIndex and xy-touch position in pixels.
*
* @param xIndex
* @param x
* @param y
* @return
*/
protected int getDataSetIndex(int xIndex, float x, float y) {
List<SelectionDetail> valsAtIndex = getSelectionDetailsAtIndex(xIndex);
float leftdist = Utils.getMinimumDistance(valsAtIndex, y, YAxis.AxisDependency.LEFT);
float rightdist = Utils.getMinimumDistance(valsAtIndex, y, YAxis.AxisDependency.RIGHT);
YAxis.AxisDependency axis = leftdist < rightdist ? YAxis.AxisDependency.LEFT : YAxis.AxisDependency.RIGHT;
int dataSetIndex = Utils.getClosestDataSetIndex(valsAtIndex, y, axis);
return dataSetIndex;
}