Examples with Path android.graphics.Path used on opensource projects

Example 66 with Path

use of android.graphics.Path in project carat by amplab.

the class LineChart method drawLinearFill.

protected void drawLinearFill(LineDataSet dataSet, ArrayList<Entry> entries) {
    // mDrawCanvas.drawVertices(VertexMode.TRIANGLE_STRIP,
    // valuePoints.length, valuePoints, 0,
    // null, 0, null, 0, null, 0, 0, paint);
    mRenderPaint.setStyle(Paint.Style.FILL);
    mRenderPaint.setColor(dataSet.getFillColor());
    // filled is drawn with less alpha
    mRenderPaint.setAlpha(dataSet.getFillAlpha());
    // mRenderPaint.setShader(dataSet.getShader());
    Path filled = generateFilledPath(entries, mFillFormatter.getFillLinePosition(dataSet, mData, mYChartMax, mYChartMin));
    mTrans.pathValueToPixel(filled);
    mDrawCanvas.drawPath(filled, mRenderPaint);
    // restore alpha
    mRenderPaint.setAlpha(255);
// mRenderPaint.setShader(null);
}

Example 67 with Path

use of android.graphics.Path in project carat by amplab.

the class LineChart method drawLinear.

protected void drawLinear(LineDataSet dataSet, ArrayList<Entry> entries) {
    mRenderPaint.setStyle(Paint.Style.STROKE);
    // more than 1 color
    if (dataSet.getColors() == null || dataSet.getColors().size() > 1) {
        float[] valuePoints = mTrans.generateTransformedValuesLineScatter(entries, mPhaseY);
        for (int j = 0; j < (valuePoints.length - 2) * mPhaseX; j += 2) {
            if (isOffContentRight(valuePoints[j]))
                break;
            // bounds
            if (j != 0 && isOffContentLeft(valuePoints[j - 1]) && isOffContentTop(valuePoints[j + 1]) && isOffContentBottom(valuePoints[j + 1]))
                continue;
            // get the color that is set for this line-segment
            mRenderPaint.setColor(dataSet.getColor(j / 2));
            mDrawCanvas.drawLine(valuePoints[j], valuePoints[j + 1], valuePoints[j + 2], valuePoints[j + 3], mRenderPaint);
        }
    } else {
        // only one color per dataset
        mRenderPaint.setColor(dataSet.getColor());
        Path line = generateLinePath(entries);
        mTrans.pathValueToPixel(line);
        mDrawCanvas.drawPath(line, mRenderPaint);
    }
    mRenderPaint.setPathEffect(null);
    // if drawing filled is enabled
    if (dataSet.isDrawFilledEnabled() && entries.size() > 0) {
        drawLinearFill(dataSet, entries);
    }
}

Example 68 with Path

use of android.graphics.Path in project carat by amplab.

the class LineChart method generateLinePath.

/**
     * Generates the path that is used for drawing a single line.
     * 
     * @param entries
     * @return
     */
private Path generateLinePath(ArrayList<Entry> entries) {
    Path line = new Path();
    line.moveTo(entries.get(0).getXIndex(), entries.get(0).getVal() * mPhaseY);
    // create a new path
    for (int x = 1; x < entries.size() * mPhaseX; x++) {
        Entry e = entries.get(x);
        line.lineTo(e.getXIndex(), e.getVal() * mPhaseY);
    }
    return line;
}

Example 69 with Path

use of android.graphics.Path in project platform_frameworks_base by android.

the class OrientedBoundingBox method toPath.

/**
     * Currently used for debugging purpose only.
     *
     * @hide
     */
public Path toPath() {
    Path path = new Path();
    float[] point = new float[2];
    point[0] = -width / 2;
    point[1] = height / 2;
    Matrix matrix = new Matrix();
    matrix.setRotate(orientation);
    matrix.postTranslate(centerX, centerY);
    matrix.mapPoints(point);
    path.moveTo(point[0], point[1]);
    point[0] = -width / 2;
    point[1] = -height / 2;
    matrix.mapPoints(point);
    path.lineTo(point[0], point[1]);
    point[0] = width / 2;
    point[1] = -height / 2;
    matrix.mapPoints(point);
    path.lineTo(point[0], point[1]);
    point[0] = width / 2;
    point[1] = height / 2;
    matrix.mapPoints(point);
    path.lineTo(point[0], point[1]);
    path.close();
    return path;
}

Example 70 with Path

use of android.graphics.Path in project platform_frameworks_base by android.

the class Gesture method toPath.

public Path toPath(Path path) {
    if (path == null)
        path = new Path();
    final ArrayList<GestureStroke> strokes = mStrokes;
    final int count = strokes.size();
    for (int i = 0; i < count; i++) {
        path.addPath(strokes.get(i).getPath());
    }
    return path;
}