Java Code Examples for com.github.mikephil.charting.interfaces.datasets.ILineDataSet#getCircleHoleColor()

The following examples show how to use com.github.mikephil.charting.interfaces.datasets.ILineDataSet#getCircleHoleColor() . 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: LineChartRenderer.java    From StockChart-MPAndroidChart with MIT License 4 votes vote down vote up 
protected void drawCircles(Canvas c) {

        mRenderPaint.setStyle(Paint.Style.FILL);

        float phaseY = mAnimator.getPhaseY();

        mCirclesBuffer[0] = 0;
        mCirclesBuffer[1] = 0;

        List<ILineDataSet> dataSets = mChart.getLineData().getDataSets();

        for (int i = 0; i < dataSets.size(); i++) {

            ILineDataSet dataSet = dataSets.get(i);

            if (!dataSet.isVisible() || !dataSet.isDrawCirclesEnabled() ||
                    dataSet.getEntryCount() == 0) {
                continue;
            }

            mCirclePaintInner.setColor(dataSet.getCircleHoleColor());

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

            mXBounds.set(mChart, dataSet);

            float circleRadius = dataSet.getCircleRadius();
            float circleHoleRadius = dataSet.getCircleHoleRadius();
            boolean drawCircleHole = dataSet.isDrawCircleHoleEnabled() &&
                    circleHoleRadius < circleRadius &&
                    circleHoleRadius > 0.f;
            boolean drawTransparentCircleHole = drawCircleHole &&
                    dataSet.getCircleHoleColor() == ColorTemplate.COLOR_NONE;

            DataSetImageCache imageCache;

            if (mImageCaches.containsKey(dataSet)) {
                imageCache = mImageCaches.get(dataSet);
            } else {
                imageCache = new DataSetImageCache();
                mImageCaches.put(dataSet, imageCache);
            }

            boolean changeRequired = imageCache.init(dataSet);

            // only fill the cache with new bitmaps if a change is required
            if (changeRequired) {
                imageCache.fill(dataSet, drawCircleHole, drawTransparentCircleHole);
            }

            int boundsRangeCount = mXBounds.range + mXBounds.min;

            for (int j = mXBounds.min; j <= boundsRangeCount; j++) {

                Entry e = dataSet.getEntryForIndex(j);

                if (e == null) {
                    break;
                }

                mCirclesBuffer[0] = e.getX();
                mCirclesBuffer[1] = e.getY() * phaseY;

                trans.pointValuesToPixel(mCirclesBuffer);

                if (!mViewPortHandler.isInBoundsRight(mCirclesBuffer[0])) {
                    break;
                }

                if (!mViewPortHandler.isInBoundsLeft(mCirclesBuffer[0]) ||
                        !mViewPortHandler.isInBoundsY(mCirclesBuffer[1])) {
                    continue;
                }

                Bitmap circleBitmap = imageCache.getBitmap(j);

                if (circleBitmap != null) {
                    c.drawBitmap(circleBitmap, mCirclesBuffer[0] - circleRadius, mCirclesBuffer[1] - circleRadius, null);
                }
            }
        }
    }
Example 2
Source File: LineChartRenderer.java    From Ticket-Analysis with MIT License 4 votes vote down vote up 
protected void drawCircles(Canvas c) {

        mRenderPaint.setStyle(Paint.Style.FILL);

        float phaseY = mAnimator.getPhaseY();

        mCirclesBuffer[0] = 0;
        mCirclesBuffer[1] = 0;

        List<ILineDataSet> dataSets = mChart.getLineData().getDataSets();

        for (int i = 0; i < dataSets.size(); i++) {

            ILineDataSet dataSet = dataSets.get(i);

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

            mCirclePaintInner.setColor(dataSet.getCircleHoleColor());

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

            mXBounds.set(mChart, dataSet);

            float circleRadius = dataSet.getCircleRadius();
            float circleHoleRadius = dataSet.getCircleHoleRadius();
            boolean drawCircleHole = dataSet.isDrawCircleHoleEnabled() &&
                    circleHoleRadius < circleRadius &&
                    circleHoleRadius > 0.f;
            boolean drawTransparentCircleHole = drawCircleHole &&
                    dataSet.getCircleHoleColor() == ColorTemplate.COLOR_NONE;

            DataSetImageCache imageCache;

            if (mImageCaches.containsKey(dataSet)) {
                imageCache = mImageCaches.get(dataSet);
            } else {
                imageCache = new DataSetImageCache();
                mImageCaches.put(dataSet, imageCache);
            }

            boolean changeRequired = imageCache.init(dataSet);

            // only fill the cache with new bitmaps if a change is required
            if (changeRequired) {
                imageCache.fill(dataSet, drawCircleHole, drawTransparentCircleHole);
            }

            int boundsRangeCount = mXBounds.range + mXBounds.min;

            for (int j = mXBounds.min; j <= boundsRangeCount; j++) {

                Entry e = dataSet.getEntryForIndex(j);

                if (e == null) break;

                mCirclesBuffer[0] = e.getX();
                mCirclesBuffer[1] = e.getY() * phaseY;

                trans.pointValuesToPixel(mCirclesBuffer);

                if (!mViewPortHandler.isInBoundsRight(mCirclesBuffer[0]))
                    break;

                if (!mViewPortHandler.isInBoundsLeft(mCirclesBuffer[0]) ||
                        !mViewPortHandler.isInBoundsY(mCirclesBuffer[1]))
                    continue;

                Bitmap circleBitmap = imageCache.getBitmap(j);

                if (circleBitmap != null) {
                    c.drawBitmap(circleBitmap, mCirclesBuffer[0] - circleRadius, mCirclesBuffer[1] - circleRadius, null);
                }
            }
        }
    }
Example 3
Source File: LineChartRenderer.java    From android-kline with Apache License 2.0 4 votes vote down vote up 
protected void drawCircles(Canvas c) {

        mRenderPaint.setStyle(Paint.Style.FILL);

        float phaseY = mAnimator.getPhaseY();

        mCirclesBuffer[0] = 0;
        mCirclesBuffer[1] = 0;

        List<ILineDataSet> dataSets = mChart.getLineData().getDataSets();

        for (int i = 0; i < dataSets.size(); i++) {

            ILineDataSet dataSet = dataSets.get(i);

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

            mCirclePaintInner.setColor(dataSet.getCircleHoleColor());

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

            mXBounds.set(mChart, dataSet);

            float circleRadius = dataSet.getCircleRadius();
            float circleHoleRadius = dataSet.getCircleHoleRadius();
            boolean drawCircleHole = dataSet.isDrawCircleHoleEnabled() &&
                    circleHoleRadius < circleRadius &&
                    circleHoleRadius > 0.f;
            boolean drawTransparentCircleHole = drawCircleHole &&
                    dataSet.getCircleHoleColor() == ColorTemplate.COLOR_NONE;

            DataSetImageCache imageCache;

            if (mImageCaches.containsKey(dataSet)) {
                imageCache = mImageCaches.get(dataSet);
            } else {
                imageCache = new DataSetImageCache();
                mImageCaches.put(dataSet, imageCache);
            }

            boolean changeRequired = imageCache.init(dataSet);

            // only fill the cache with new bitmaps if a change is required
            if (changeRequired) {
                imageCache.fill(dataSet, drawCircleHole, drawTransparentCircleHole);
            }

            int boundsRangeCount = mXBounds.range + mXBounds.min;

            for (int j = mXBounds.min; j <= boundsRangeCount; j++) {

                Entry e = dataSet.getEntryForIndex(j);

                if (e == null) break;

                mCirclesBuffer[0] = e.getX();
                mCirclesBuffer[1] = e.getY() * phaseY;

                trans.pointValuesToPixel(mCirclesBuffer);

                if (!mViewPortHandler.isInBoundsRight(mCirclesBuffer[0]))
                    break;

                if (!mViewPortHandler.isInBoundsLeft(mCirclesBuffer[0]) ||
                        !mViewPortHandler.isInBoundsY(mCirclesBuffer[1]))
                    continue;

                Bitmap circleBitmap = imageCache.getBitmap(j);

                if (circleBitmap != null) {
                    c.drawBitmap(circleBitmap, mCirclesBuffer[0] - circleRadius, mCirclesBuffer[1] - circleRadius, null);
                }
            }
        }
    }
Example 4
Source File: LineChartRenderer.java    From android-kline with Apache License 2.0 4 votes vote down vote up 
protected void drawCircles(Canvas c) {

        mRenderPaint.setStyle(Paint.Style.FILL);

        float phaseY = mAnimator.getPhaseY();

        mCirclesBuffer[0] = 0;
        mCirclesBuffer[1] = 0;

        List<ILineDataSet> dataSets = mChart.getLineData().getDataSets();

        for (int i = 0; i < dataSets.size(); i++) {

            ILineDataSet dataSet = dataSets.get(i);

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

            mCirclePaintInner.setColor(dataSet.getCircleHoleColor());

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

            mXBounds.set(mChart, dataSet);

            float circleRadius = dataSet.getCircleRadius();
            float circleHoleRadius = dataSet.getCircleHoleRadius();
            boolean drawCircleHole = dataSet.isDrawCircleHoleEnabled() &&
                    circleHoleRadius < circleRadius &&
                    circleHoleRadius > 0.f;
            boolean drawTransparentCircleHole = drawCircleHole &&
                    dataSet.getCircleHoleColor() == ColorTemplate.COLOR_NONE;

            DataSetImageCache imageCache;

            if (mImageCaches.containsKey(dataSet)) {
                imageCache = mImageCaches.get(dataSet);
            } else {
                imageCache = new DataSetImageCache();
                mImageCaches.put(dataSet, imageCache);
            }

            boolean changeRequired = imageCache.init(dataSet);

            // only fill the cache with new bitmaps if a change is required
            if (changeRequired) {
                imageCache.fill(dataSet, drawCircleHole, drawTransparentCircleHole);
            }

            int boundsRangeCount = mXBounds.range + mXBounds.min;

            for (int j = mXBounds.min; j <= boundsRangeCount; j++) {

                Entry e = dataSet.getEntryForIndex(j);

                if (e == null) break;

                mCirclesBuffer[0] = e.getX();
                mCirclesBuffer[1] = e.getY() * phaseY;

                trans.pointValuesToPixel(mCirclesBuffer);

                if (!mViewPortHandler.isInBoundsRight(mCirclesBuffer[0]))
                    break;

                if (!mViewPortHandler.isInBoundsLeft(mCirclesBuffer[0]) ||
                        !mViewPortHandler.isInBoundsY(mCirclesBuffer[1]))
                    continue;

                Bitmap circleBitmap = imageCache.getBitmap(j);

                if (circleBitmap != null) {
                    c.drawBitmap(circleBitmap, mCirclesBuffer[0] - circleRadius, mCirclesBuffer[1] - circleRadius, null);
                }
            }
        }
    }
Example 5
Source File: LineChartRenderer.java    From NetKnight with Apache License 2.0 4 votes vote down vote up 
protected void drawCircles(Canvas c) {

        mRenderPaint.setStyle(Paint.Style.FILL);

        float phaseX = Math.max(0.f, Math.min(1.f, mAnimator.getPhaseX()));
        float phaseY = mAnimator.getPhaseY();

        float[] circlesBuffer = new float[2];

        List<ILineDataSet> dataSets = mChart.getLineData().getDataSets();

        for (int i = 0; i < dataSets.size(); i++) {

            ILineDataSet dataSet = dataSets.get(i);

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

            mCirclePaintInner.setColor(dataSet.getCircleHoleColor());

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

            int entryCount = dataSet.getEntryCount();

            Entry entryFrom = dataSet.getEntryForXIndex((mMinX < 0) ? 0 : mMinX,
                    DataSet.Rounding.DOWN);
            Entry entryTo = dataSet.getEntryForXIndex(mMaxX, DataSet.Rounding.UP);

            int diff = (entryFrom == entryTo) ? 1 : 0;
            if (dataSet.getMode() == LineDataSet.Mode.CUBIC_BEZIER)
                diff += 1;

            int minx = Math.max(dataSet.getEntryIndex(entryFrom) - diff, 0);
            int maxx = Math.min(Math.max(minx + 2, dataSet.getEntryIndex(entryTo) + 1), entryCount);

            float circleRadius = dataSet.getCircleRadius();
            float circleHoleRadius = dataSet.getCircleHoleRadius();
            boolean drawCircleHole = dataSet.isDrawCircleHoleEnabled() &&
                    circleHoleRadius < circleRadius &&
                    circleHoleRadius > 0.f;
            boolean drawTransparentCircleHole = drawCircleHole &&
                    dataSet.getCircleHoleColor() == ColorTemplate.COLOR_NONE;

            for (int j = minx,
                 count = (int) Math.ceil((maxx - minx) * phaseX + minx);
                 j < count;
                 j ++) {

                Entry e = dataSet.getEntryForIndex(j);

                if (e == null) break;

                circlesBuffer[0] = e.getXIndex();
                circlesBuffer[1] = e.getVal() * phaseY;

                trans.pointValuesToPixel(circlesBuffer);

                if (!mViewPortHandler.isInBoundsRight(circlesBuffer[0]))
                    break;

                // make sure the circles don't do shitty things outside
                // bounds
                if (!mViewPortHandler.isInBoundsLeft(circlesBuffer[0]) ||
                        !mViewPortHandler.isInBoundsY(circlesBuffer[1]))
                    continue;

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

                if (drawTransparentCircleHole) {

                    // Begin path for circle with hole
                    mCirclePathBuffer.reset();

                    mCirclePathBuffer.addCircle(circlesBuffer[0], circlesBuffer[1],
                            circleRadius,
                            Path.Direction.CW);

                    // Cut hole in path
                    mCirclePathBuffer.addCircle(circlesBuffer[0], circlesBuffer[1],
                            circleHoleRadius,
                            Path.Direction.CCW);

                    // Fill in-between
                    c.drawPath(mCirclePathBuffer, mRenderPaint);

                } else {

                    c.drawCircle(circlesBuffer[0], circlesBuffer[1],
                            circleRadius,
                            mRenderPaint);

                    if (drawCircleHole) {
                        c.drawCircle(circlesBuffer[0], circlesBuffer[1],
                                circleHoleRadius,
                                mCirclePaintInner);
                    }
                }
            }
        }
    }