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

Example 6 with ComposeShader

use of android.graphics.ComposeShader in project FBReaderJ by geometer.

the class AmbilWarnaKotak method onDraw.

@SuppressLint("DrawAllocation")
@Override
protected void onDraw(Canvas canvas) {
    super.onDraw(canvas);
    if (paint == null) {
        paint = new Paint();
        luar = new LinearGradient(0.f, 0.f, 0.f, this.getMeasuredHeight(), 0xffffffff, 0xff000000, TileMode.CLAMP);
    }
    int rgb = Color.HSVToColor(color);
    Shader dalam = new LinearGradient(0.f, 0.f, this.getMeasuredWidth(), 0.f, 0xffffffff, rgb, TileMode.CLAMP);
    ComposeShader shader = new ComposeShader(luar, dalam, PorterDuff.Mode.MULTIPLY);
    paint.setShader(shader);
    canvas.drawRect(0.f, 0.f, this.getMeasuredWidth(), this.getMeasuredHeight(), paint);
}

Example 7 with ComposeShader

use of android.graphics.ComposeShader in project wire-android by wireapp.

the class BackgroundDrawable method updateFilter.

/**
     * Separate from fullUpdate() to allow for animations without recreating the underlying bitmap.
     */
private void updateFilter() {
    //New vignette shader must be created here for the animation as the radius changes
    createVignetteShader();
    paint.setShader(new ComposeShader(bitmapShader, vignetteShader, PorterDuff.Mode.DARKEN));
    setColorMatrix();
    paint.setColorFilter(new ColorMatrixColorFilter(colorMatrix));
    invalidateSelf();
}

Example 8 with ComposeShader

use of android.graphics.ComposeShader in project ABPlayer by winkstu.

the class ColorPickerView method drawSatValPanel.

private void drawSatValPanel(Canvas canvas) {
    final RectF rect = mSatValRect;
    if (BORDER_WIDTH_PX > 0) {
        mBorderPaint.setColor(mBorderColor);
        canvas.drawRect(mDrawingRect.left, mDrawingRect.top, rect.right + BORDER_WIDTH_PX, rect.bottom + BORDER_WIDTH_PX, mBorderPaint);
    }
    if (mValShader == null) {
        mValShader = new LinearGradient(rect.left, rect.top, rect.left, rect.bottom, 0xffffffff, 0xff000000, TileMode.CLAMP);
    }
    int rgb = Color.HSVToColor(new float[] { mHue, 1f, 1f });
    mSatShader = new LinearGradient(rect.left, rect.top, rect.right, rect.top, 0xffffffff, rgb, TileMode.CLAMP);
    ComposeShader mShader = new ComposeShader(mValShader, mSatShader, PorterDuff.Mode.MULTIPLY);
    mSatValPaint.setShader(mShader);
    canvas.drawRect(rect, mSatValPaint);
    Point p = satValToPoint(mSat, mVal);
    mSatValTrackerPaint.setColor(0xff000000);
    canvas.drawCircle(p.x, p.y, PALETTE_CIRCLE_TRACKER_RADIUS - 1f * mDensity, mSatValTrackerPaint);
    mSatValTrackerPaint.setColor(0xffdddddd);
    canvas.drawCircle(p.x, p.y, PALETTE_CIRCLE_TRACKER_RADIUS, mSatValTrackerPaint);
}

Example 9 with ComposeShader

use of android.graphics.ComposeShader in project AisenWeiBo by wangdan.

the class ColorPicker method createColorWheelBitmap.

private Bitmap createColorWheelBitmap(int width, int height) {
    Bitmap bitmap = Bitmap.createBitmap(width, height, Config.ARGB_8888);
    int colorCount = 12;
    int colorAngleStep = 360 / 12;
    int[] colors = new int[colorCount + 1];
    float[] hsv = new float[] { 0f, 1f, 1f };
    for (int i = 0; i < colors.length; i++) {
        hsv[0] = (i * colorAngleStep + 180) % 360;
        colors[i] = Color.HSVToColor(hsv);
    }
    colors[colorCount] = colors[0];
    SweepGradient sweepGradient = new SweepGradient(width / 2, height / 2, colors, null);
    RadialGradient radialGradient = new RadialGradient(width / 2, height / 2, colorWheelRadius, 0xFFFFFFFF, 0x00FFFFFF, TileMode.CLAMP);
    ComposeShader composeShader = new ComposeShader(sweepGradient, radialGradient, PorterDuff.Mode.SRC_OVER);
    colorWheelPaint.setShader(composeShader);
    Canvas canvas = new Canvas(bitmap);
    canvas.drawCircle(width / 2, height / 2, colorWheelRadius, colorWheelPaint);
    return bitmap;
}

Example 10 with ComposeShader

use of android.graphics.ComposeShader in project Resurrection_packages_apps_Settings by ResurrectionRemix.

the class ColorPickerView method drawSatValPanel.

private void drawSatValPanel(Canvas canvas) {
    final RectF rect = mSatValRect;
    if (BORDER_WIDTH_PX > 0) {
        mBorderPaint.setColor(mBorderColor);
        canvas.drawRect(mDrawingRect.left, mDrawingRect.top, rect.right + BORDER_WIDTH_PX, rect.bottom + BORDER_WIDTH_PX, mBorderPaint);
    }
    if (mValShader == null) {
        mValShader = new LinearGradient(rect.left, rect.top, rect.left, rect.bottom, 0xffffffff, 0xff000000, TileMode.CLAMP);
    }
    int rgb = Color.HSVToColor(new float[] { mHue, 1f, 1f });
    mSatShader = new LinearGradient(rect.left, rect.top, rect.right, rect.top, 0xffffffff, rgb, TileMode.CLAMP);
    ComposeShader mShader = new ComposeShader(mValShader, mSatShader, PorterDuff.Mode.MULTIPLY);
    mSatValPaint.setShader(mShader);
    canvas.drawRect(rect, mSatValPaint);
    Point p = satValToPoint(mSat, mVal);
    mSatValTrackerPaint.setColor(0xff000000);
    canvas.drawCircle(p.x, p.y, PALETTE_CIRCLE_TRACKER_RADIUS - 1f * mDensity, mSatValTrackerPaint);
    mSatValTrackerPaint.setColor(0xffdddddd);
    canvas.drawCircle(p.x, p.y, PALETTE_CIRCLE_TRACKER_RADIUS, mSatValTrackerPaint);
}