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

Example 11 with PathMeasure

use of android.graphics.PathMeasure in project MaterialLibrary by DeveloperPaul123.

the class CircularTextView method onDraw.

@Override
protected void onDraw(Canvas canvas) {
    if (text == null) {
        text = "A";
    }
    if (checkMarkPath == null) {
        checkMarkPath = getCheckMarkPath();
        PathMeasure measure = new PathMeasure(checkMarkPath, false);
        pathLength = measure.getLength();
    }
    if (text.length() != 1) {
        textPaint.setTextSize(mTextSize * 0.87f);
    } else {
        textPaint.setTextSize(mTextSize);
    }
    canvas.drawCircle(cx, cy, diameter / 2, backgroundPaint);
    canvas.drawText(text, cx, cy + mTextSize / 3.0f, textPaint);
    if (isBackShowing) {
        canvas.save();
        canvas.translate(-2 * oneDp, 4 * oneDp);
        canvas.drawPath(checkMarkPath, checkMarkPaint);
        canvas.restore();
    }
}

Example 12 with PathMeasure

use of android.graphics.PathMeasure in project AndroidFillableLoaders by JorgeCastilloPrz.

the class FillableLoader method buildPathData.

private void buildPathData() {
    SvgPathParser parser = getPathParser();
    pathData = new PathData();
    try {
        pathData.path = parser.parsePath(svgPath);
    } catch (ParseException e) {
        pathData.path = new Path();
    }
    PathMeasure pm = new PathMeasure(pathData.path, true);
    while (true) {
        pathData.length = Math.max(pathData.length, pm.getLength());
        if (!pm.nextContour()) {
            break;
        }
    }
}

Example 13 with PathMeasure

use of android.graphics.PathMeasure in project muzei by romannurik.

the class AnimatedMuzeiLoadingSpinnerView method rebuildGlyphData.

private void rebuildGlyphData() {
    SvgPathParser parser = new SvgPathParser() {

        @Override
        protected float transformX(float x) {
            return x * mWidth / VIEWPORT.width();
        }

        @Override
        protected float transformY(float y) {
            return y * mHeight / VIEWPORT.height();
        }
    };
    mGlyphData = new GlyphData();
    try {
        mGlyphData.path = parser.parsePath(LogoPaths.GLYPHS[0]);
    } catch (ParseException e) {
        mGlyphData.path = new Path();
        Log.e(TAG, "Couldn't parse path", e);
    }
    PathMeasure pm = new PathMeasure(mGlyphData.path, true);
    while (true) {
        mGlyphData.length = Math.max(mGlyphData.length, pm.getLength());
        if (!pm.nextContour()) {
            break;
        }
    }
    mGlyphData.paint = new Paint();
    mGlyphData.paint.setStyle(Paint.Style.STROKE);
    mGlyphData.paint.setAntiAlias(true);
    mGlyphData.paint.setColor(Color.WHITE);
    mGlyphData.paint.setStrokeWidth(TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, 1, getResources().getDisplayMetrics()));
}

Example 14 with PathMeasure

use of android.graphics.PathMeasure in project android_frameworks_base by DirtyUnicorns.

the class PatternPathMotion method setPatternPath.

/**
     * Sets the Path defining a pattern of motion between two coordinates.
     * The pattern will be translated, rotated, and scaled to fit between the start and end points.
     * The pattern must not be empty and must have the end point differ from the start point.
     *
     * @param patternPath A Path to be used as a pattern for two-dimensional motion.
     * @attr ref android.R.styleable#PatternPathMotion_patternPathData
     */
public void setPatternPath(Path patternPath) {
    PathMeasure pathMeasure = new PathMeasure(patternPath, false);
    float length = pathMeasure.getLength();
    float[] pos = new float[2];
    pathMeasure.getPosTan(length, pos, null);
    float endX = pos[0];
    float endY = pos[1];
    pathMeasure.getPosTan(0, pos, null);
    float startX = pos[0];
    float startY = pos[1];
    if (startX == endX && startY == endY) {
        throw new IllegalArgumentException("pattern must not end at the starting point");
    }
    mTempMatrix.setTranslate(-startX, -startY);
    float dx = endX - startX;
    float dy = endY - startY;
    float distance = (float) Math.hypot(dx, dy);
    float scale = 1 / distance;
    mTempMatrix.postScale(scale, scale);
    double angle = Math.atan2(dy, dx);
    mTempMatrix.postRotate((float) Math.toDegrees(-angle));
    patternPath.transform(mTempMatrix, mPatternPath);
    mOriginalPatternPath = patternPath;
}

Example 15 with PathMeasure

use of android.graphics.PathMeasure in project AnimatedSvgView by jrummyapps.

the class AnimatedSvgView method rebuildGlyphData.

/**
   * If you set the SVG data paths more than once using {@link #setGlyphStrings(String...)} you should call this method
   * before playing the animation.
   */
@SuppressWarnings("SuspiciousNameCombination")
public void rebuildGlyphData() {
    float X = mWidth / mViewport.x;
    float Y = mHeight / mViewport.y;
    Matrix scaleMatrix = new Matrix();
    RectF outerRect = new RectF(X, X, Y, Y);
    scaleMatrix.setScale(X, Y, outerRect.centerX(), outerRect.centerY());
    mGlyphData = new GlyphData[mGlyphStrings.length];
    for (int i = 0; i < mGlyphStrings.length; i++) {
        mGlyphData[i] = new GlyphData();
        try {
            mGlyphData[i].path = ExposedPathParser.createPathFromPathData(mGlyphStrings[i]);
            mGlyphData[i].path.transform(scaleMatrix);
        } catch (Exception e) {
            mGlyphData[i].path = new Path();
            Log.e(TAG, "Couldn't parse path", e);
        }
        PathMeasure pm = new PathMeasure(mGlyphData[i].path, true);
        while (true) {
            mGlyphData[i].length = Math.max(mGlyphData[i].length, pm.getLength());
            if (!pm.nextContour()) {
                break;
            }
        }
        mGlyphData[i].paint = new Paint();
        mGlyphData[i].paint.setStyle(Paint.Style.STROKE);
        mGlyphData[i].paint.setAntiAlias(true);
        mGlyphData[i].paint.setColor(Color.WHITE);
        mGlyphData[i].paint.setStrokeWidth(TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, 1, getResources().getDisplayMetrics()));
    }
}