Java Highlight.getY方法代碼示例

import com.github.mikephil.charting.highlight.Highlight; //導入方法依賴的package包/類
/**
 * Returns the Highlight object (contains x-index and DataSet index) of the selected value at the given touch
 * point
 * inside the BarChart.
 *
 * @param x
 * @param y
 * @return
 */
@Override
public Highlight getHighlightByTouchPoint(float x, float y) {

    if (mData == null) {
        Log.e(LOG_TAG, "Can't select by touch. No data set.");
        return null;
    } else {
        Highlight h = getHighlighter().getHighlight(x, y);
        if (h == null || !isHighlightFullBarEnabled()) return h;

        // For isHighlightFullBarEnabled, remove stackIndex
        return new Highlight(h.getX(), h.getY(),
                h.getXPx(), h.getYPx(),
                h.getDataSetIndex(), -1, h.getAxis());
    }
}
 

import com.github.mikephil.charting.highlight.Highlight; //導入方法依賴的package包/類
/**
 * Returns the Highlight object (contains x-index and DataSet index) of the selected value at the given touch
 * point
 * inside the CombinedChart.
 *
 * @param x
 * @param y
 * @return
 */
@Override
public Highlight getHighlightByTouchPoint(float x, float y) {

    if (mData == null) {
        Log.e(LOG_TAG, "Can't select by touch. No data set.");
        return null;
    } else {
        Highlight h = getHighlighter().getHighlight(x, y);
        if (h == null || !isHighlightFullBarEnabled()) return h;

        // For isHighlightFullBarEnabled, remove stackIndex
        return new Highlight(h.getX(), h.getY(),
                h.getXPx(), h.getYPx(),
                h.getDataSetIndex(), -1, h.getAxis());
    }
}
 

import com.github.mikephil.charting.highlight.Highlight; //導入方法依賴的package包/類
/**
 * Get the Entry for a corresponding highlight object
 *
 * @param highlight
 * @return the entry that is highlighted
 */
@Override
public Entry getEntryForHighlight(Highlight highlight) {

    List<BarLineScatterCandleBubbleData> dataObjects = getAllData();

    if (highlight.getDataIndex() >= dataObjects.size())
        return null;

    ChartData data = dataObjects.get(highlight.getDataIndex());

    if (highlight.getDataSetIndex() >= data.getDataSetCount())
        return null;
    else {
        // The value of the highlighted entry could be NaN -
        //   if we are not interested in highlighting a specific value.

        List<Entry> entries = data.getDataSetByIndex(highlight.getDataSetIndex())
                .getEntriesForXValue(highlight.getX());
        for (Entry entry : entries)
            if (entry.getY() == highlight.getY() ||
                    Float.isNaN(highlight.getY()))
                return entry;

        return null;
    }
}
 

import com.github.mikephil.charting.highlight.Highlight; //導入方法依賴的package包/類
/**
 * Get the Entry for a corresponding highlight object
 *
 * @param highlight
 * @return the entry that is highlighted
 */
@Override
public Entry getEntryForHighlight(Highlight highlight) {

    List<BarLineScatterCandleBubbleData> dataObjects = getAllData();

    if (highlight.getDataIndex() >= dataObjects.size())
        return null;

    ChartData data = dataObjects.get(highlight.getDataIndex());

    if (highlight.getDataSetIndex() >= data.getDataSetCount())
        return null;
    else {
        // The value of the highlighted entry could be NaN -
        //   if we are not interested in highlighting a specific value.

        List<Entry> entries = data.getDataSetByIndex(highlight.getDataSetIndex())
                .getEntriesForXPos(highlight.getX());
        for (Entry entry : entries)
            if (entry.getY() == highlight.getY() ||
                    Float.isNaN(highlight.getY()))
                return entry;

        return null;
    }
}
 

import com.github.mikephil.charting.highlight.Highlight; //導入方法依賴的package包/類
@Override
public void drawHighlighted(Canvas c, Highlight[] indices) {

    BubbleData bubbleData = mChart.getBubbleData();

    float phaseY = mAnimator.getPhaseY();

    for (Highlight high : indices) {

        IBubbleDataSet set = bubbleData.getDataSetByIndex(high.getDataSetIndex());

        if (set == null || !set.isHighlightEnabled())
            continue;

        final BubbleEntry entry = set.getEntryForXValue(high.getX(), high.getY());

        if (entry.getY() != high.getY())
            continue;

        if (!isInBoundsX(entry, set))
            continue;

        Transformer trans = mChart.getTransformer(set.getAxisDependency());

        sizeBuffer[0] = 0f;
        sizeBuffer[2] = 1f;

        trans.pointValuesToPixel(sizeBuffer);

        boolean normalizeSize = set.isNormalizeSizeEnabled();

        // calcualte the full width of 1 step on the x-axis
        final float maxBubbleWidth = Math.abs(sizeBuffer[2] - sizeBuffer[0]);
        final float maxBubbleHeight = Math.abs(
                mViewPortHandler.contentBottom() - mViewPortHandler.contentTop());
        final float referenceSize = Math.min(maxBubbleHeight, maxBubbleWidth);

        pointBuffer[0] = entry.getX();
        pointBuffer[1] = (entry.getY()) * phaseY;
        trans.pointValuesToPixel(pointBuffer);

        high.setDraw(pointBuffer[0], pointBuffer[1]);

        float shapeHalf = getShapeSize(entry.getSize(),
                set.getMaxSize(),
                referenceSize,
                normalizeSize) / 2f;

        if (!mViewPortHandler.isInBoundsTop(pointBuffer[1] + shapeHalf)
                || !mViewPortHandler.isInBoundsBottom(pointBuffer[1] - shapeHalf))
            continue;

        if (!mViewPortHandler.isInBoundsLeft(pointBuffer[0] + shapeHalf))
            continue;

        if (!mViewPortHandler.isInBoundsRight(pointBuffer[0] - shapeHalf))
            break;

        final int originalColor = set.getColor((int) entry.getX());

        Color.RGBToHSV(Color.red(originalColor), Color.green(originalColor),
                Color.blue(originalColor), _hsvBuffer);
        _hsvBuffer[2] *= 0.5f;
        final int color = Color.HSVToColor(Color.alpha(originalColor), _hsvBuffer);

        mHighlightPaint.setColor(color);
        mHighlightPaint.setStrokeWidth(set.getHighlightCircleWidth());
        c.drawCircle(pointBuffer[0], pointBuffer[1], shapeHalf, mHighlightPaint);
    }
}