Java Code Examples for com.github.mikephil.charting.interfaces.datasets.IRadarDataSet#getEntryForIndex()

The following examples show how to use com.github.mikephil.charting.interfaces.datasets.IRadarDataSet#getEntryForIndex() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: RadarChartRenderer.java    From StockChart-MPAndroidChart with MIT License 4 votes vote down vote up
/**
 * Draws the RadarDataSet
 *
 * @param c
 * @param dataSet
 * @param mostEntries the entry count of the dataset with the most entries
 */
protected void drawDataSet(Canvas c, IRadarDataSet dataSet, int mostEntries) {

    float phaseX = mAnimator.getPhaseX();
    float phaseY = mAnimator.getPhaseY();

    float sliceangle = mChart.getSliceAngle();

    // calculate the factor that is needed for transforming the value to
    // pixels
    float factor = mChart.getFactor();

    MPPointF center = mChart.getCenterOffsets();
    MPPointF pOut = MPPointF.getInstance(0, 0);
    Path surface = mDrawDataSetSurfacePathBuffer;
    surface.reset();

    boolean hasMovedToPoint = false;

    for (int j = 0; j < dataSet.getEntryCount(); j++) {

        mRenderPaint.setColor(dataSet.getColor(j));

        RadarEntry e = dataSet.getEntryForIndex(j);

        Utils.getPosition(
                center,
                (e.getY() - mChart.getYChartMin()) * factor * phaseY,
                sliceangle * j * phaseX + mChart.getRotationAngle(), pOut);

        if (Float.isNaN(pOut.x)) {
            continue;
        }

        if (!hasMovedToPoint) {
            surface.moveTo(pOut.x, pOut.y);
            hasMovedToPoint = true;
        } else {
            surface.lineTo(pOut.x, pOut.y);
        }
    }

    if (dataSet.getEntryCount() > mostEntries) {
        // if this is not the largest set, draw a line to the center before closing
        surface.lineTo(center.x, center.y);
    }

    surface.close();

    if (dataSet.isDrawFilledEnabled()) {

        final Drawable drawable = dataSet.getFillDrawable();
        if (drawable != null) {

            drawFilledPath(c, surface, drawable);
        } else {

            drawFilledPath(c, surface, dataSet.getFillColor(), dataSet.getFillAlpha());
        }
    }

    mRenderPaint.setStrokeWidth(dataSet.getLineWidth());
    mRenderPaint.setStyle(Paint.Style.STROKE);

    // draw the line (only if filled is disabled or alpha is below 255)
    if (!dataSet.isDrawFilledEnabled() || dataSet.getFillAlpha() < 255) {
        c.drawPath(surface, mRenderPaint);
    }

    MPPointF.recycleInstance(center);
    MPPointF.recycleInstance(pOut);
}
 
Example 2
Source File: RadarChartRenderer.java    From StockChart-MPAndroidChart with MIT License 4 votes vote down vote up
@Override
public void drawValues(Canvas c) {

    float phaseX = mAnimator.getPhaseX();
    float phaseY = mAnimator.getPhaseY();

    float sliceangle = mChart.getSliceAngle();

    // calculate the factor that is needed for transforming the value to
    // pixels
    float factor = mChart.getFactor();

    MPPointF center = mChart.getCenterOffsets();
    MPPointF pOut = MPPointF.getInstance(0, 0);
    MPPointF pIcon = MPPointF.getInstance(0, 0);

    float yoffset = Utils.convertDpToPixel(5f);

    for (int i = 0; i < mChart.getData().getDataSetCount(); i++) {

        IRadarDataSet dataSet = mChart.getData().getDataSetByIndex(i);

        if (!shouldDrawValues(dataSet)) {
            continue;
        }

        // apply the text-styling defined by the DataSet
        applyValueTextStyle(dataSet);

        ValueFormatter formatter = dataSet.getValueFormatter();

        MPPointF iconsOffset = MPPointF.getInstance(dataSet.getIconsOffset());
        iconsOffset.x = Utils.convertDpToPixel(iconsOffset.x);
        iconsOffset.y = Utils.convertDpToPixel(iconsOffset.y);

        for (int j = 0; j < dataSet.getEntryCount(); j++) {

            RadarEntry entry = dataSet.getEntryForIndex(j);

            Utils.getPosition(
                    center,
                    (entry.getY() - mChart.getYChartMin()) * factor * phaseY,
                    sliceangle * j * phaseX + mChart.getRotationAngle(),
                    pOut);

            if (dataSet.isDrawValuesEnabled()) {
                drawValue(c, formatter.getRadarLabel(entry), pOut.x, pOut.y - yoffset, dataSet.getValueTextColor(j));
            }

            if (entry.getIcon() != null && dataSet.isDrawIconsEnabled()) {

                Drawable icon = entry.getIcon();

                Utils.getPosition(
                        center,
                        (entry.getY()) * factor * phaseY + iconsOffset.y,
                        sliceangle * j * phaseX + mChart.getRotationAngle(),
                        pIcon);

                //noinspection SuspiciousNameCombination
                pIcon.y += iconsOffset.x;

                Utils.drawImage(
                        c,
                        icon,
                        (int) pIcon.x,
                        (int) pIcon.y,
                        icon.getIntrinsicWidth(),
                        icon.getIntrinsicHeight());
            }
        }

        MPPointF.recycleInstance(iconsOffset);
    }

    MPPointF.recycleInstance(center);
    MPPointF.recycleInstance(pOut);
    MPPointF.recycleInstance(pIcon);
}
 
Example 3
Source File: RadarChartRenderer.java    From StockChart-MPAndroidChart with MIT License 4 votes vote down vote up
@Override
public void drawHighlighted(Canvas c, Highlight[] indices) {

    float sliceangle = mChart.getSliceAngle();

    // calculate the factor that is needed for transforming the value to
    // pixels
    float factor = mChart.getFactor();

    MPPointF center = mChart.getCenterOffsets();
    MPPointF pOut = MPPointF.getInstance(0, 0);

    RadarData radarData = mChart.getData();

    for (Highlight high : indices) {

        IRadarDataSet set = radarData.getDataSetByIndex(high.getDataSetIndex());

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

        RadarEntry e = set.getEntryForIndex((int) high.getX());

        if (!isInBoundsX(e, set)) {
            continue;
        }

        float y = (e.getY() - mChart.getYChartMin());

        Utils.getPosition(center,
                y * factor * mAnimator.getPhaseY(),
                sliceangle * high.getX() * mAnimator.getPhaseX() + mChart.getRotationAngle(),
                pOut);

        high.setDraw(pOut.x, pOut.y);

        // draw the lines
        drawHighlightLines(c, pOut.x, pOut.y, set);

        if (set.isDrawHighlightCircleEnabled()) {

            if (!Float.isNaN(pOut.x) && !Float.isNaN(pOut.y)) {

                int strokeColor = set.getHighlightCircleStrokeColor();
                if (strokeColor == ColorTemplate.COLOR_NONE) {
                    strokeColor = set.getColor(0);
                }

                if (set.getHighlightCircleStrokeAlpha() < 255) {
                    strokeColor = ColorTemplate.colorWithAlpha(strokeColor, set.getHighlightCircleStrokeAlpha());
                }

                drawHighlightCircle(c,
                        pOut,
                        set.getHighlightCircleInnerRadius(),
                        set.getHighlightCircleOuterRadius(),
                        set.getHighlightCircleFillColor(),
                        strokeColor,
                        set.getHighlightCircleStrokeWidth());
            }
        }
    }

    MPPointF.recycleInstance(center);
    MPPointF.recycleInstance(pOut);
}
 
Example 4
Source File: RadarChartRenderer.java    From Ticket-Analysis with MIT License 4 votes vote down vote up
/**
 * Draws the RadarDataSet
 *
 * @param c
 * @param dataSet
 * @param mostEntries the entry count of the dataset with the most entries
 */
protected void drawDataSet(Canvas c, IRadarDataSet dataSet, int mostEntries) {

    float phaseX = mAnimator.getPhaseX();
    float phaseY = mAnimator.getPhaseY();

    float sliceangle = mChart.getSliceAngle();

    // calculate the factor that is needed for transforming the value to
    // pixels
    float factor = mChart.getFactor();

    MPPointF center = mChart.getCenterOffsets();
    MPPointF pOut = MPPointF.getInstance(0,0);
    Path surface = mDrawDataSetSurfacePathBuffer;
    surface.reset();

    boolean hasMovedToPoint = false;

    for (int j = 0; j < dataSet.getEntryCount(); j++) {

        mRenderPaint.setColor(dataSet.getColor(j));

        RadarEntry e = dataSet.getEntryForIndex(j);

        Utils.getPosition(
                center,
                (e.getY() - mChart.getYChartMin()) * factor * phaseY,
                sliceangle * j * phaseX + mChart.getRotationAngle(), pOut);

        if (Float.isNaN(pOut.x))
            continue;

        if (!hasMovedToPoint) {
            surface.moveTo(pOut.x, pOut.y);
            hasMovedToPoint = true;
        } else
            surface.lineTo(pOut.x, pOut.y);
    }

    if (dataSet.getEntryCount() > mostEntries) {
        // if this is not the largest set, draw a line to the center before closing
        surface.lineTo(center.x, center.y);
    }

    surface.close();

    if (dataSet.isDrawFilledEnabled()) {

        final Drawable drawable = dataSet.getFillDrawable();
        if (drawable != null) {

            drawFilledPath(c, surface, drawable);
        } else {

            drawFilledPath(c, surface, dataSet.getFillColor(), dataSet.getFillAlpha());
        }
    }

    mRenderPaint.setStrokeWidth(dataSet.getLineWidth());
    mRenderPaint.setStyle(Paint.Style.STROKE);

    // draw the line (only if filled is disabled or alpha is below 255)
    if (!dataSet.isDrawFilledEnabled() || dataSet.getFillAlpha() < 255)
        c.drawPath(surface, mRenderPaint);

    MPPointF.recycleInstance(center);
    MPPointF.recycleInstance(pOut);
}
 
Example 5
Source File: RadarChartRenderer.java    From Ticket-Analysis with MIT License 4 votes vote down vote up
@Override
public void drawValues(Canvas c) {

    float phaseX = mAnimator.getPhaseX();
    float phaseY = mAnimator.getPhaseY();

    float sliceangle = mChart.getSliceAngle();

    // calculate the factor that is needed for transforming the value to
    // pixels
    float factor = mChart.getFactor();

    MPPointF center = mChart.getCenterOffsets();
    MPPointF pOut = MPPointF.getInstance(0,0);
    MPPointF pIcon = MPPointF.getInstance(0,0);

    float yoffset = Utils.convertDpToPixel(5f);

    for (int i = 0; i < mChart.getData().getDataSetCount(); i++) {

        IRadarDataSet dataSet = mChart.getData().getDataSetByIndex(i);

        if (!shouldDrawValues(dataSet))
            continue;

        // apply the text-styling defined by the DataSet
        applyValueTextStyle(dataSet);

        MPPointF iconsOffset = MPPointF.getInstance(dataSet.getIconsOffset());
        iconsOffset.x = Utils.convertDpToPixel(iconsOffset.x);
        iconsOffset.y = Utils.convertDpToPixel(iconsOffset.y);

        for (int j = 0; j < dataSet.getEntryCount(); j++) {

            RadarEntry entry = dataSet.getEntryForIndex(j);

             Utils.getPosition(
                     center,
                     (entry.getY() - mChart.getYChartMin()) * factor * phaseY,
                     sliceangle * j * phaseX + mChart.getRotationAngle(),
                     pOut);

            if (dataSet.isDrawValuesEnabled()) {
                drawValue(c,
                        dataSet.getValueFormatter(),
                        entry.getY(),
                        entry,
                        i,
                        pOut.x,
                        pOut.y - yoffset,
                        dataSet.getValueTextColor
                                (j));
            }

            if (entry.getIcon() != null && dataSet.isDrawIconsEnabled()) {

                Drawable icon = entry.getIcon();

                Utils.getPosition(
                        center,
                        (entry.getY()) * factor * phaseY + iconsOffset.y,
                        sliceangle * j * phaseX + mChart.getRotationAngle(),
                        pIcon);

                //noinspection SuspiciousNameCombination
                pIcon.y += iconsOffset.x;

                Utils.drawImage(
                        c,
                        icon,
                        (int)pIcon.x,
                        (int)pIcon.y,
                        icon.getIntrinsicWidth(),
                        icon.getIntrinsicHeight());
            }
        }

        MPPointF.recycleInstance(iconsOffset);
    }

    MPPointF.recycleInstance(center);
    MPPointF.recycleInstance(pOut);
    MPPointF.recycleInstance(pIcon);
}
 
Example 6
Source File: RadarChartRenderer.java    From Ticket-Analysis with MIT License 4 votes vote down vote up
@Override
public void drawHighlighted(Canvas c, Highlight[] indices) {

    float sliceangle = mChart.getSliceAngle();

    // calculate the factor that is needed for transforming the value to
    // pixels
    float factor = mChart.getFactor();

    MPPointF center = mChart.getCenterOffsets();
    MPPointF pOut = MPPointF.getInstance(0,0);

    RadarData radarData = mChart.getData();

    for (Highlight high : indices) {

        IRadarDataSet set = radarData.getDataSetByIndex(high.getDataSetIndex());

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

        RadarEntry e = set.getEntryForIndex((int) high.getX());

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

        float y = (e.getY() - mChart.getYChartMin());

        Utils.getPosition(center,
                y * factor * mAnimator.getPhaseY(),
                sliceangle * high.getX() * mAnimator.getPhaseX() + mChart.getRotationAngle(),
                pOut);

        high.setDraw(pOut.x, pOut.y);

        // draw the lines
        drawHighlightLines(c, pOut.x, pOut.y, set);

        if (set.isDrawHighlightCircleEnabled()) {

            if (!Float.isNaN(pOut.x) && !Float.isNaN(pOut.y)) {

                int strokeColor = set.getHighlightCircleStrokeColor();
                if (strokeColor == ColorTemplate.COLOR_NONE) {
                    strokeColor = set.getColor(0);
                }

                if (set.getHighlightCircleStrokeAlpha() < 255) {
                    strokeColor = ColorTemplate.colorWithAlpha(strokeColor, set.getHighlightCircleStrokeAlpha());
                }

                drawHighlightCircle(c,
                        pOut,
                        set.getHighlightCircleInnerRadius(),
                        set.getHighlightCircleOuterRadius(),
                        set.getHighlightCircleFillColor(),
                        strokeColor,
                        set.getHighlightCircleStrokeWidth());
            }
        }
    }

    MPPointF.recycleInstance(center);
    MPPointF.recycleInstance(pOut);
}
 
Example 7
Source File: RadarChartRenderer.java    From android-kline with Apache License 2.0 4 votes vote down vote up
/**
 * Draws the RadarDataSet
 *
 * @param c
 * @param dataSet
 * @param mostEntries the entry count of the dataset with the most entries
 */
protected void drawDataSet(Canvas c, IRadarDataSet dataSet, int mostEntries) {

    float phaseX = mAnimator.getPhaseX();
    float phaseY = mAnimator.getPhaseY();

    float sliceangle = mChart.getSliceAngle();

    // calculate the factor that is needed for transforming the value to
    // pixels
    float factor = mChart.getFactor();

    MPPointF center = mChart.getCenterOffsets();
    MPPointF pOut = MPPointF.getInstance(0,0);
    Path surface = mDrawDataSetSurfacePathBuffer;
    surface.reset();

    boolean hasMovedToPoint = false;

    for (int j = 0; j < dataSet.getEntryCount(); j++) {

        mRenderPaint.setColor(dataSet.getColor(j));

        RadarEntry e = dataSet.getEntryForIndex(j);

        Utils.getPosition(
                center,
                (e.getY() - mChart.getYChartMin()) * factor * phaseY,
                sliceangle * j * phaseX + mChart.getRotationAngle(), pOut);

        if (Float.isNaN(pOut.x))
            continue;

        if (!hasMovedToPoint) {
            surface.moveTo(pOut.x, pOut.y);
            hasMovedToPoint = true;
        } else
            surface.lineTo(pOut.x, pOut.y);
    }

    if (dataSet.getEntryCount() > mostEntries) {
        // if this is not the largest set, draw a line to the center before closing
        surface.lineTo(center.x, center.y);
    }

    surface.close();

    if (dataSet.isDrawFilledEnabled()) {

        final Drawable drawable = dataSet.getFillDrawable();
        if (drawable != null) {

            drawFilledPath(c, surface, drawable);
        } else {

            drawFilledPath(c, surface, dataSet.getFillColor(), dataSet.getFillAlpha());
        }
    }

    mRenderPaint.setStrokeWidth(dataSet.getLineWidth());
    mRenderPaint.setStyle(Paint.Style.STROKE);

    // draw the line (only if filled is disabled or alpha is below 255)
    if (!dataSet.isDrawFilledEnabled() || dataSet.getFillAlpha() < 255)
        c.drawPath(surface, mRenderPaint);

    MPPointF.recycleInstance(center);
    MPPointF.recycleInstance(pOut);
}
 
Example 8
Source File: RadarChartRenderer.java    From android-kline with Apache License 2.0 4 votes vote down vote up
@Override
public void drawValues(Canvas c) {

    float phaseX = mAnimator.getPhaseX();
    float phaseY = mAnimator.getPhaseY();

    float sliceangle = mChart.getSliceAngle();

    // calculate the factor that is needed for transforming the value to
    // pixels
    float factor = mChart.getFactor();

    MPPointF center = mChart.getCenterOffsets();
    MPPointF pOut = MPPointF.getInstance(0,0);
    MPPointF pIcon = MPPointF.getInstance(0,0);

    float yoffset = Utils.convertDpToPixel(5f);

    for (int i = 0; i < mChart.getData().getDataSetCount(); i++) {

        IRadarDataSet dataSet = mChart.getData().getDataSetByIndex(i);

        if (!shouldDrawValues(dataSet))
            continue;

        // apply the text-styling defined by the DataSet
        applyValueTextStyle(dataSet);

        MPPointF iconsOffset = MPPointF.getInstance(dataSet.getIconsOffset());
        iconsOffset.x = Utils.convertDpToPixel(iconsOffset.x);
        iconsOffset.y = Utils.convertDpToPixel(iconsOffset.y);

        for (int j = 0; j < dataSet.getEntryCount(); j++) {

            RadarEntry entry = dataSet.getEntryForIndex(j);

             Utils.getPosition(
                     center,
                     (entry.getY() - mChart.getYChartMin()) * factor * phaseY,
                     sliceangle * j * phaseX + mChart.getRotationAngle(),
                     pOut);

            if (dataSet.isDrawValuesEnabled()) {
                drawValue(c,
                        dataSet.getValueFormatter(),
                        entry.getY(),
                        entry,
                        i,
                        pOut.x,
                        pOut.y - yoffset,
                        dataSet.getValueTextColor
                                (j));
            }

            if (entry.getIcon() != null && dataSet.isDrawIconsEnabled()) {

                Drawable icon = entry.getIcon();

                Utils.getPosition(
                        center,
                        (entry.getY()) * factor * phaseY + iconsOffset.y,
                        sliceangle * j * phaseX + mChart.getRotationAngle(),
                        pIcon);

                //noinspection SuspiciousNameCombination
                pIcon.y += iconsOffset.x;

                Utils.drawImage(
                        c,
                        icon,
                        (int)pIcon.x,
                        (int)pIcon.y,
                        icon.getIntrinsicWidth(),
                        icon.getIntrinsicHeight());
            }
        }

        MPPointF.recycleInstance(iconsOffset);
    }

    MPPointF.recycleInstance(center);
    MPPointF.recycleInstance(pOut);
    MPPointF.recycleInstance(pIcon);
}
 
Example 9
Source File: RadarChartRenderer.java    From android-kline with Apache License 2.0 4 votes vote down vote up
@Override
public void drawHighlighted(Canvas c, Highlight[] indices) {

    float sliceangle = mChart.getSliceAngle();

    // calculate the factor that is needed for transforming the value to
    // pixels
    float factor = mChart.getFactor();

    MPPointF center = mChart.getCenterOffsets();
    MPPointF pOut = MPPointF.getInstance(0,0);

    RadarData radarData = mChart.getData();

    for (Highlight high : indices) {

        IRadarDataSet set = radarData.getDataSetByIndex(high.getDataSetIndex());

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

        RadarEntry e = set.getEntryForIndex((int) high.getX());

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

        float y = (e.getY() - mChart.getYChartMin());

        Utils.getPosition(center,
                y * factor * mAnimator.getPhaseY(),
                sliceangle * high.getX() * mAnimator.getPhaseX() + mChart.getRotationAngle(),
                pOut);

        high.setDraw(pOut.x, pOut.y);

        // draw the lines
        drawHighlightLines(c, pOut.x, pOut.y, set);

        if (set.isDrawHighlightCircleEnabled()) {

            if (!Float.isNaN(pOut.x) && !Float.isNaN(pOut.y)) {

                int strokeColor = set.getHighlightCircleStrokeColor();
                if (strokeColor == ColorTemplate.COLOR_NONE) {
                    strokeColor = set.getColor(0);
                }

                if (set.getHighlightCircleStrokeAlpha() < 255) {
                    strokeColor = ColorTemplate.colorWithAlpha(strokeColor, set.getHighlightCircleStrokeAlpha());
                }

                drawHighlightCircle(c,
                        pOut,
                        set.getHighlightCircleInnerRadius(),
                        set.getHighlightCircleOuterRadius(),
                        set.getHighlightCircleFillColor(),
                        strokeColor,
                        set.getHighlightCircleStrokeWidth());
            }
        }
    }

    MPPointF.recycleInstance(center);
    MPPointF.recycleInstance(pOut);
}
 
Example 10
Source File: RadarChartRenderer.java    From Stayfit with Apache License 2.0 4 votes vote down vote up
/**
     * Draws the RadarDataSet
     *
     * @param c
     * @param dataSet
     * @param mostEntries the entry count of the dataset with the most entries
     */
    protected void drawDataSet(Canvas c, IRadarDataSet dataSet, int mostEntries) {

        float phaseX = mAnimator.getPhaseX();
        float phaseY = mAnimator.getPhaseY();

        float sliceangle = mChart.getSliceAngle();

        // calculate the factor that is needed for transforming the value to
        // pixels
        float factor = mChart.getFactor();

        PointF center = mChart.getCenterOffsets();

        Path surface = new Path();

        boolean hasMovedToPoint = false;

        for (int j = 0; j < dataSet.getEntryCount(); j++) {

            mRenderPaint.setColor(dataSet.getColor(j));

            Entry e = dataSet.getEntryForIndex(j);

            PointF p = Utils.getPosition(
                    center,
                    (e.getVal() - mChart.getYChartMin()) * factor * phaseY,
                    sliceangle * j * phaseX + mChart.getRotationAngle());

            if (Float.isNaN(p.x))
                continue;

            if (!hasMovedToPoint) {
                surface.moveTo(p.x, p.y);
                hasMovedToPoint = true;
            } else
                surface.lineTo(p.x, p.y);
        }

        // if this is the largest set, close it
        if (dataSet.getEntryCount() >= mostEntries) {
            surface.close();
        } else {

            // if this is not the largest set, draw a line to the center and then close it
            surface.lineTo(center.x, center.y);
            surface.close();
        }

        if(dataSet.isDrawFilledEnabled()) {

            final Drawable drawable = dataSet.getFillDrawable();
            if (drawable != null) {

                drawFilledPath(c, surface, drawable);
            } else {

                drawFilledPath(c, surface, dataSet.getFillColor(), dataSet.getFillAlpha());
            }
        }

        mRenderPaint.setStrokeWidth(dataSet.getLineWidth());
        mRenderPaint.setStyle(Paint.Style.STROKE);

        // draw the line (only if filled is disabled or alpha is below 255)
        if (!dataSet.isDrawFilledEnabled() || dataSet.getFillAlpha() < 255)
            c.drawPath(surface, mRenderPaint);
//
//        // draw filled
//        if (dataSet.isDrawFilledEnabled()) {
//            mRenderPaint.setStyle(Paint.Style.FILL);
//            mRenderPaint.setAlpha(dataSet.getFillAlpha());
//            c.drawPath(surface, mRenderPaint);
//            mRenderPaint.setAlpha(255);
//        }
    }
 
Example 11
Source File: RadarChartRenderer.java    From NetKnight with Apache License 2.0 4 votes vote down vote up
/**
     * Draws the RadarDataSet
     *
     * @param c
     * @param dataSet
     * @param mostEntries the entry count of the dataset with the most entries
     */
    protected void drawDataSet(Canvas c, IRadarDataSet dataSet, int mostEntries) {

        float phaseX = mAnimator.getPhaseX();
        float phaseY = mAnimator.getPhaseY();

        float sliceangle = mChart.getSliceAngle();

        // calculate the factor that is needed for transforming the value to
        // pixels
        float factor = mChart.getFactor();

        PointF center = mChart.getCenterOffsets();

        Path surface = new Path();

        boolean hasMovedToPoint = false;

        for (int j = 0; j < dataSet.getEntryCount(); j++) {

            mRenderPaint.setColor(dataSet.getColor(j));

            Entry e = dataSet.getEntryForIndex(j);

            PointF p = Utils.getPosition(
                    center,
                    (e.getVal() - mChart.getYChartMin()) * factor * phaseY,
                    sliceangle * j * phaseX + mChart.getRotationAngle());

            if (Float.isNaN(p.x))
                continue;

            if (!hasMovedToPoint) {
                surface.moveTo(p.x, p.y);
                hasMovedToPoint = true;
            } else
                surface.lineTo(p.x, p.y);
        }

        if (dataSet.getEntryCount() > mostEntries) {
            // if this is not the largest set, draw a line to the center before closing
            surface.lineTo(center.x, center.y);
        }

        surface.close();

        if(dataSet.isDrawFilledEnabled()) {

            final Drawable drawable = dataSet.getFillDrawable();
            if (drawable != null) {

                drawFilledPath(c, surface, drawable);
            } else {

                drawFilledPath(c, surface, dataSet.getFillColor(), dataSet.getFillAlpha());
            }
        }

        mRenderPaint.setStrokeWidth(dataSet.getLineWidth());
        mRenderPaint.setStyle(Paint.Style.STROKE);

        // draw the line (only if filled is disabled or alpha is below 255)
        if (!dataSet.isDrawFilledEnabled() || dataSet.getFillAlpha() < 255)
            c.drawPath(surface, mRenderPaint);
//
//        // draw filled
//        if (dataSet.isDrawFilledEnabled()) {
//            mRenderPaint.setStyle(Paint.Style.FILL);
//            mRenderPaint.setAlpha(dataSet.getFillAlpha());
//            c.drawPath(surface, mRenderPaint);
//            mRenderPaint.setAlpha(255);
//        }
    }
 
Example 12
Source File: RadarChartRenderer.java    From Stayfit with Apache License 2.0 3 votes vote down vote up
@Override
public void drawValues(Canvas c) {

    float phaseX = mAnimator.getPhaseX();
    float phaseY = mAnimator.getPhaseY();

    float sliceangle = mChart.getSliceAngle();

    // calculate the factor that is needed for transforming the value to
    // pixels
    float factor = mChart.getFactor();

    PointF center = mChart.getCenterOffsets();

    float yoffset = Utils.convertDpToPixel(5f);

    for (int i = 0; i < mChart.getData().getDataSetCount(); i++) {

        IRadarDataSet dataSet = mChart.getData().getDataSetByIndex(i);

        if (!dataSet.isDrawValuesEnabled() || dataSet.getEntryCount() == 0)
            continue;

        // apply the text-styling defined by the DataSet
        applyValueTextStyle(dataSet);

        for (int j = 0; j < dataSet.getEntryCount(); j++) {

            Entry entry = dataSet.getEntryForIndex(j);

            PointF p = Utils.getPosition(
                    center,
                    (entry.getVal() - mChart.getYChartMin()) * factor * phaseY,
                    sliceangle * j * phaseX + mChart.getRotationAngle());

            drawValue(c, dataSet.getValueFormatter(), entry.getVal(), entry, i, p.x, p.y - yoffset, dataSet.getValueTextColor(j));
        }
    }
}
 
Example 13
Source File: RadarChartRenderer.java    From NetKnight with Apache License 2.0 3 votes vote down vote up
@Override
public void drawValues(Canvas c) {

    float phaseX = mAnimator.getPhaseX();
    float phaseY = mAnimator.getPhaseY();

    float sliceangle = mChart.getSliceAngle();

    // calculate the factor that is needed for transforming the value to
    // pixels
    float factor = mChart.getFactor();

    PointF center = mChart.getCenterOffsets();

    float yoffset = Utils.convertDpToPixel(5f);

    for (int i = 0; i < mChart.getData().getDataSetCount(); i++) {

        IRadarDataSet dataSet = mChart.getData().getDataSetByIndex(i);

        if (!dataSet.isDrawValuesEnabled() || dataSet.getEntryCount() == 0)
            continue;

        // apply the text-styling defined by the DataSet
        applyValueTextStyle(dataSet);

        for (int j = 0; j < dataSet.getEntryCount(); j++) {

            Entry entry = dataSet.getEntryForIndex(j);

            PointF p = Utils.getPosition(
                    center,
                    (entry.getVal() - mChart.getYChartMin()) * factor * phaseY,
                    sliceangle * j * phaseX + mChart.getRotationAngle());

            drawValue(c, dataSet.getValueFormatter(), entry.getVal(), entry, i, p.x, p.y - yoffset, dataSet.getValueTextColor(j));
        }
    }
}