Java Code Examples for android.graphics.Canvas#clipOutPath()

The following examples show how to use android.graphics.Canvas#clipOutPath() . 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: SimulationPageAnim.java    From a with GNU General Public License v3.0 6 votes vote down vote up 
private void drawCurrentPageArea(Canvas canvas, Bitmap bitmap, Path path) {
    mPath0.reset();
    mPath0.moveTo(mBezierStart1.x, mBezierStart1.y);
    mPath0.quadTo(mBezierControl1.x, mBezierControl1.y, mBezierEnd1.x,
            mBezierEnd1.y);
    mPath0.lineTo(mTouchX, mTouchY);
    mPath0.lineTo(mBezierEnd2.x, mBezierEnd2.y);
    mPath0.quadTo(mBezierControl2.x, mBezierControl2.y, mBezierStart2.x,
            mBezierStart2.y);
    mPath0.lineTo(mCornerX, mCornerY);
    mPath0.close();

    canvas.save();
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
        canvas.clipOutPath(path);
    } else {
        canvas.clipPath(path, Region.Op.XOR);
    }
    canvas.drawBitmap(bitmap, 0, 0, null);
    try {
        canvas.restore();
    } catch (Exception e) {
        e.printStackTrace();
    }
}
Example 2
Source File: SimulationPageAnim.java    From MyBookshelf with GNU General Public License v3.0 6 votes vote down vote up 
private void drawCurrentPageArea(Canvas canvas, Bitmap bitmap) {
    mPath0.reset();
    mPath0.moveTo(mBezierStart1.x, mBezierStart1.y);
    mPath0.quadTo(mBezierControl1.x, mBezierControl1.y, mBezierEnd1.x, mBezierEnd1.y);
    mPath0.lineTo(mTouchX, mTouchY);
    mPath0.lineTo(mBezierEnd2.x, mBezierEnd2.y);
    mPath0.quadTo(mBezierControl2.x, mBezierControl2.y, mBezierStart2.x, mBezierStart2.y);
    mPath0.lineTo(mCornerX, mCornerY);
    mPath0.close();

    canvas.save();
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
        canvas.clipOutPath(mPath0);
    } else {
        canvas.clipPath(mPath0, Region.Op.XOR);
    }
    canvas.drawBitmap(bitmap, 0, 0, null);
    try {
        canvas.restore();
    } catch (Exception e) {
        e.printStackTrace();
    }
}
Example 3
Source File: SimulationPageAnim.java    From HaoReader with GNU General Public License v3.0 6 votes vote down vote up 
private void drawCurrentPageArea(Canvas canvas, Bitmap bitmap, Path path) {
    mPath0.reset();
    mPath0.moveTo(mBezierStart1.x, mBezierStart1.y);
    mPath0.quadTo(mBezierControl1.x, mBezierControl1.y, mBezierEnd1.x,
            mBezierEnd1.y);
    mPath0.lineTo(mTouchX, mTouchY);
    mPath0.lineTo(mBezierEnd2.x, mBezierEnd2.y);
    mPath0.quadTo(mBezierControl2.x, mBezierControl2.y, mBezierStart2.x,
            mBezierStart2.y);
    mPath0.lineTo(mCornerX, mCornerY);
    mPath0.close();

    canvas.save();
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
        canvas.clipOutPath(path);
    } else {
        canvas.clipPath(path, Region.Op.XOR);
    }
    canvas.drawBitmap(bitmap, 0, 0, null);
    try {
        canvas.restore();
    } catch (Exception e) {
        e.printStackTrace();
    }
}
Example 4
Source File: CropImageView.java    From edx-app-android with Apache License 2.0 6 votes vote down vote up 
@Override
protected void onDraw(Canvas canvas) {
    super.onDraw(canvas);

    // Draw background with transparent circular hole
    final float radius = Math.min((float) canvas.getWidth(), canvas.getHeight()) / 2 - cropCirclePadding;
    mRectF.set((float) canvas.getWidth() / 2 - radius, (float) canvas.getHeight() / 2 - radius, (float) canvas.getWidth() / 2 + radius, (float) canvas.getHeight() / 2 + radius);
    circleSelectionPath.reset();
    circleSelectionPath.addOval(mRectF, Path.Direction.CW);

    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
        canvas.clipOutPath(circleSelectionPath);
    } else {
        canvas.clipPath(circleSelectionPath, Region.Op.XOR);
    }

    canvas.drawRect(0, 0, canvas.getWidth(), canvas.getHeight(), backgroundPaint);
    // Canvas did not save and called restore due to which app crashes, so we have to save first then call restore
    canvas.save();
    canvas.restore();

    // Draw circle border
    canvas.drawCircle((float) canvas.getWidth() / 2, (float) canvas.getHeight() / 2, radius, borderPaint);
}
Example 5
Source File: Utils.java    From ClipPathLayout with Apache License 2.0 5 votes vote down vote up 
public static void clipOutPath(Canvas canvas, Path path) {
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
        canvas.clipOutPath(path);
    } else {
        canvas.clipPath(path, Region.Op.DIFFERENCE);
    }
}
Example 6
Source File: ClipView.java    From PlusDemo with Apache License 2.0 5 votes vote down vote up 
@Override
protected void onDraw(Canvas canvas) {
    super.onDraw(canvas);

    canvas.save();
    canvas.clipOutPath(path);
    canvas.drawBitmap(bitmap, 0, 0, paint);
    canvas.restore();
}
Example 7
Source File: CropOverlayView.java    From Lassi-Android with MIT License 4 votes vote down vote up 
/**
 * Draw shadow background over the image not including the crop area.
 */
private void drawBackground(Canvas canvas) {

    RectF rect = mCropWindowHandler.getRect();

    float left = Math.max(BitmapUtils.getRectLeft(mBoundsPoints), 0);
    float top = Math.max(BitmapUtils.getRectTop(mBoundsPoints), 0);
    float right = Math.min(BitmapUtils.getRectRight(mBoundsPoints), getWidth());
    float bottom = Math.min(BitmapUtils.getRectBottom(mBoundsPoints), getHeight());

    if (mCropShape == CropImageView.CropShape.RECTANGLE) {
        if (!isNonStraightAngleRotated() || Build.VERSION.SDK_INT <= 17) {
            canvas.drawRect(left, top, right, rect.top, mBackgroundPaint);
            canvas.drawRect(left, rect.bottom, right, bottom, mBackgroundPaint);
            canvas.drawRect(left, rect.top, rect.left, rect.bottom, mBackgroundPaint);
            canvas.drawRect(rect.right, rect.top, right, rect.bottom, mBackgroundPaint);
        } else {
            mPath.reset();
            mPath.moveTo(mBoundsPoints[0], mBoundsPoints[1]);
            mPath.lineTo(mBoundsPoints[2], mBoundsPoints[3]);
            mPath.lineTo(mBoundsPoints[4], mBoundsPoints[5]);
            mPath.lineTo(mBoundsPoints[6], mBoundsPoints[7]);
            mPath.close();

            canvas.save();
            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
                canvas.clipOutPath(mPath);
            } else {
                canvas.clipPath(mPath, Region.Op.INTERSECT);
            }
            canvas.clipRect(rect, Region.Op.XOR);
            canvas.drawRect(left, top, right, bottom, mBackgroundPaint);
            canvas.restore();
        }
    } else {
        mPath.reset();
        if (Build.VERSION.SDK_INT <= 17 && mCropShape == CropImageView.CropShape.OVAL) {
            mDrawRect.set(rect.left + 2, rect.top + 2, rect.right - 2, rect.bottom - 2);
        } else {
            mDrawRect.set(rect.left, rect.top, rect.right, rect.bottom);
        }
        mPath.addOval(mDrawRect, Path.Direction.CW);
        canvas.save();
        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
            canvas.clipOutPath(mPath);
        } else {
            canvas.clipPath(mPath, Region.Op.XOR);
        }
        canvas.drawRect(left, top, right, bottom, mBackgroundPaint);
        canvas.restore();
    }
}
Example 8
Source File: CropOverlayView.java    From Android-Image-Cropper with Apache License 2.0 4 votes vote down vote up 
/** Draw shadow background over the image not including the crop area. */
private void drawBackground(Canvas canvas) {

  RectF rect = mCropWindowHandler.getRect();

  float left = Math.max(BitmapUtils.getRectLeft(mBoundsPoints), 0);
  float top = Math.max(BitmapUtils.getRectTop(mBoundsPoints), 0);
  float right = Math.min(BitmapUtils.getRectRight(mBoundsPoints), getWidth());
  float bottom = Math.min(BitmapUtils.getRectBottom(mBoundsPoints), getHeight());

  if (mCropShape == CropImageView.CropShape.RECTANGLE) {
    if (!isNonStraightAngleRotated() || Build.VERSION.SDK_INT <= 17) {
      canvas.drawRect(left, top, right, rect.top, mBackgroundPaint);
      canvas.drawRect(left, rect.bottom, right, bottom, mBackgroundPaint);
      canvas.drawRect(left, rect.top, rect.left, rect.bottom, mBackgroundPaint);
      canvas.drawRect(rect.right, rect.top, right, rect.bottom, mBackgroundPaint);
    } else {
      mPath.reset();
      mPath.moveTo(mBoundsPoints[0], mBoundsPoints[1]);
      mPath.lineTo(mBoundsPoints[2], mBoundsPoints[3]);
      mPath.lineTo(mBoundsPoints[4], mBoundsPoints[5]);
      mPath.lineTo(mBoundsPoints[6], mBoundsPoints[7]);
      mPath.close();

      canvas.save();
      if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
        canvas.clipOutPath(mPath);
      } else {
        canvas.clipPath(mPath, Region.Op.INTERSECT);
      }
      canvas.clipRect(rect, Region.Op.XOR);
      canvas.drawRect(left, top, right, bottom, mBackgroundPaint);
      canvas.restore();
    }
  } else {
    mPath.reset();
      if (Build.VERSION.SDK_INT <= 17 && mCropShape == CropImageView.CropShape.OVAL) {
      mDrawRect.set(rect.left + 2, rect.top + 2, rect.right - 2, rect.bottom - 2);
    } else {
      mDrawRect.set(rect.left, rect.top, rect.right, rect.bottom);
    }
    mPath.addOval(mDrawRect, Path.Direction.CW);
    canvas.save();
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
      canvas.clipOutPath(mPath);
    } else {
      canvas.clipPath(mPath, Region.Op.XOR);
    }
    canvas.drawRect(left, top, right, bottom, mBackgroundPaint);
    canvas.restore();
  }
}