public override void draw(android.graphics.Canvas canvas)
{
if (((int)(((uint)mState.mUseColor) >> 24)) != 0)
{
mPaint.setColor(mState.mUseColor);
canvas.drawRect(getBounds(), mPaint);
}
}
public override void draw(android.graphics.Canvas canvas)
{
android.graphics.Bitmap bitmap = mBitmap;
if (bitmap != null)
{
android.graphics.drawable.BitmapDrawable.BitmapState state = mBitmapState;
if (state.mRebuildShader)
{
android.graphics.Shader.TileMode?tmx = state.mTileModeX;
android.graphics.Shader.TileMode?tmy = state.mTileModeY;
if (tmx == null && tmy == null)
{
state.mPaint.setShader(null);
}
else
{
state.mPaint.setShader(new android.graphics.BitmapShader(bitmap, tmx == null ? android.graphics.Shader.TileMode
.CLAMP : tmx, tmy == null ? android.graphics.Shader.TileMode.CLAMP : tmy));
}
state.mRebuildShader = false;
copyBounds(mDstRect);
}
android.graphics.Shader shader = state.mPaint.getShader();
if (shader == null)
{
if (mApplyGravity)
{
int layoutDirection = getResolvedLayoutDirectionSelf();
android.view.Gravity.apply(state.mGravity, mBitmapWidth, mBitmapHeight, getBounds
(), mDstRect, layoutDirection);
mApplyGravity = false;
}
canvas.drawBitmap(bitmap, null, mDstRect, state.mPaint);
}
else
{
if (mApplyGravity)
{
copyBounds(mDstRect);
mApplyGravity = false;
}
canvas.drawRect(mDstRect, state.mPaint);
}
}
}
public override void draw(android.graphics.Canvas canvas)
{
android.graphics.Rect r = getBounds();
android.graphics.Paint paint = mShapeState.mPaint;
int prevAlpha = paint.getAlpha();
paint.setAlpha(modulateAlpha(prevAlpha, mShapeState.mAlpha));
if (mShapeState.mShape != null)
{
// need the save both for the translate, and for the (unknown) Shape
int count = canvas.save();
canvas.translate(r.left, r.top);
onDraw(mShapeState.mShape, canvas, paint);
canvas.restoreToCount(count);
}
else
{
canvas.drawRect(r, paint);
}
// restore
paint.setAlpha(prevAlpha);
}
protected internal override void onDraw(Canvas canvas)
{
// Setup gravity.
if ((mGravity & GRAVITY_START) > 0)
{
mRect.set(0, mRect.top, mRect.width(), mRect.bottom);
}
else if ((mGravity & GRAVITY_TOP) > 0)
{
mRect.set(mRect.left, 0, mRect.right, mRect.height());
}
else if ((mGravity & GRAVITY_END) > 0)
{
mRect.set(canvas.Width - mRect.width(), mRect.top, canvas.Width, mRect.bottom);
}
else if ((mGravity & GRAVITY_BOTTOM) > 0)
{
mRect.set(mRect.left, canvas.Height - mRect.height(), mRect.right, canvas.Height);
}
if ((mGravity & GRAVITY_CENTER) > 0)
{
mRect.set((canvas.Width / 2) - (mRect.width() / 2), (canvas.Height / 2) - (mRect.height() / 2), (canvas.Width / 2) - (mRect.width() / 2) + mRect.width(), (canvas.Height / 2) - (mRect.height() / 2) + mRect.height());
}
else if ((mGravity & GRAVITY_CENTER_HORIZONTAL) > 0)
{
mRect.set((canvas.Width / 2) - (mRect.width() / 2), mRect.top, (canvas.Width / 2) - (mRect.width() / 2) + mRect.width(), mRect.bottom);
}
else if ((mGravity & GRAVITY_CENTER_VERTICAL) > 0)
{
mRect.set(mRect.left, (canvas.Height / 2) - (mRect.height() / 2), mRect.right, (canvas.Height / 2) - (mRect.height() / 2) + mRect.height());
}
// Merge offset.
mRect.offset(mOffset.x, mOffset.y);
canvas.drawRect(mRect, mPaint);
}
protected internal override void onDraw(Canvas canvas)
{
if (mFaces != null && mZoomRect != null)
{
// Prepare matrix
mMatrix.reset();
mAspectRatio.reset();
mActualRect.set(0, 0, mPreviewSize.Width, mPreviewSize.Height);
// First apply zoom (crop) rect.
// Unlike the documentation, many device does not report final crop region.
// So, here we calculate final crop region which takes account aspect ratio between crop region and preview size.
{
mRevisionZoomRect.set(mZoomRect);
float left = mRevisionZoomRect.left;
float top = mRevisionZoomRect.top;
mRevisionZoomRect.offsetTo(0, 0);
mAspectRatio.setRectToRect(mActualRect, mRevisionZoomRect, Matrix.ScaleToFit.CENTER);
mAspectRatio.mapRect(mActualRect);
mActualRect.offset(left, top);
}
mMatrix.postTranslate(-mActualRect.centerX(), -mActualRect.centerY());
// compensate mirror
mMatrix.postScale(mFacing == SCameraCharacteristics.LENS_FACING_FRONT ? -1 : 1, 1);
// Then rotate and scale to UI size
mMatrix.postRotate(mRotation);
if (mOrientation == Configuration.ORIENTATION_LANDSCAPE)
{
mMatrix.postScale((float)Width / mActualRect.width(), (float)Height / mActualRect.height());
}
else
{
mMatrix.postScale((float)Height / mActualRect.width(), (float)Width / mActualRect.height());
}
mMatrix.postTranslate((float)Width / 2, (float)Height / 2);
foreach (Face face in mFaces)
{
mBoundRect.set(face.Bounds);
mMatrix.mapRect(mBoundRect);
mPaint.Color = Color.BLUE;
mPaint.StrokeWidth = 3;
canvas.drawRect(mBoundRect, mPaint);
{ // Additional features may not supported.
float[] point = new float[2];
mPaint.Color = Color.RED;
mPaint.StrokeWidth = 10;
if (face.LeftEyePosition != null)
{
mMatrix.mapPoints(point, new float[] { face.LeftEyePosition.x, face.LeftEyePosition.y });
canvas.drawPoint(point[0], point[1], mPaint);
}
if (face.RightEyePosition != null)
{
mMatrix.mapPoints(point, new float[] { face.RightEyePosition.x, face.RightEyePosition.y });
canvas.drawPoint(point[0], point[1], mPaint);
}
if (face.MouthPosition != null)
{
mMatrix.mapPoints(point, new float[] { face.MouthPosition.x, face.MouthPosition.y });
canvas.drawPoint(point[0], point[1], mPaint);
}
mPaint.Color = Color.YELLOW;
mPaint.StrokeWidth = 3;
mPaint.TextSize = 30;
if (face.Id != Face.ID_UNSUPPORTED)
{
canvas.drawText(string.Format("ID:{0:D}, Score:{1:D}", face.Id, face.Score), mBoundRect.left, mBoundRect.top, mPaint);
}
else
{
canvas.drawText(string.Format("Score:{0:D}", face.Score), mBoundRect.left, mBoundRect.top, mPaint);
}
}
}
}
}
protected internal override void onDraw(Canvas canvas)
{
if (mFaces != null && mZoomRect != null)
{
// Prepare matrix
mMatrix.reset();
mAspectRatio.reset();
mActualRect.set(0, 0, mPreviewSize.Width, mPreviewSize.Height);
// First apply zoom (crop) rect.
// Unlike the documentation, many device does not report final crop region.
// So, here we calculate final crop region which takes account aspect ratio between crop region and preview size.
{
mRevisionZoomRect.set(mZoomRect);
float left = mRevisionZoomRect.left;
float top = mRevisionZoomRect.top;
mRevisionZoomRect.offsetTo(0, 0);
mAspectRatio.setRectToRect(mActualRect, mRevisionZoomRect, Matrix.ScaleToFit.CENTER);
mAspectRatio.mapRect(mActualRect);
mActualRect.offset(left, top);
}
mMatrix.postTranslate(-mActualRect.centerX(), -mActualRect.centerY());
// compensate mirror
mMatrix.postScale(mFacing == SCameraCharacteristics.LENS_FACING_FRONT ? - 1 : 1, 1);
// Then rotate and scale to UI size
mMatrix.postRotate(mRotation);
if (mOrientation == Configuration.ORIENTATION_LANDSCAPE)
{
mMatrix.postScale((float) Width / mActualRect.width(), (float) Height / mActualRect.height());
}
else
{
mMatrix.postScale((float) Height / mActualRect.width(), (float) Width / mActualRect.height());
}
mMatrix.postTranslate((float)Width / 2, (float)Height / 2);
foreach (Face face in mFaces)
{
mBoundRect.set(face.Bounds);
mMatrix.mapRect(mBoundRect);
mPaint.Color = Color.BLUE;
mPaint.StrokeWidth = 3;
canvas.drawRect(mBoundRect, mPaint);
{ // Additional features may not supported.
float[] point = new float[2];
mPaint.Color = Color.RED;
mPaint.StrokeWidth = 10;
if (face.LeftEyePosition != null)
{
mMatrix.mapPoints(point, new float[]{face.LeftEyePosition.x, face.LeftEyePosition.y});
canvas.drawPoint(point[0], point[1], mPaint);
}
if (face.RightEyePosition != null)
{
mMatrix.mapPoints(point, new float[]{face.RightEyePosition.x, face.RightEyePosition.y});
canvas.drawPoint(point[0], point[1], mPaint);
}
if (face.MouthPosition != null)
{
mMatrix.mapPoints(point, new float[]{face.MouthPosition.x, face.MouthPosition.y});
canvas.drawPoint(point[0], point[1], mPaint);
}
mPaint.Color = Color.YELLOW;
mPaint.StrokeWidth = 3;
mPaint.TextSize = 30;
if (face.Id != Face.ID_UNSUPPORTED)
{
canvas.drawText(string.Format("ID:{0:D}, Score:{1:D}", face.Id, face.Score), mBoundRect.left, mBoundRect.top, mPaint);
}
else
{
canvas.drawText(string.Format("Score:{0:D}", face.Score), mBoundRect.left, mBoundRect.top, mPaint);
}
}
}
}
}
protected internal override void onDraw(Canvas canvas)
{
// Setup gravity.
if ((mGravity & GRAVITY_START) > 0)
{
mRect.set(0, mRect.top, mRect.width(), mRect.bottom);
}
else if ((mGravity & GRAVITY_TOP) > 0)
{
mRect.set(mRect.left, 0, mRect.right, mRect.height());
}
else if ((mGravity & GRAVITY_END) > 0)
{
mRect.set(canvas.Width - mRect.width(), mRect.top, canvas.Width, mRect.bottom);
}
else if ((mGravity & GRAVITY_BOTTOM) > 0)
{
mRect.set(mRect.left, canvas.Height - mRect.height(), mRect.right, canvas.Height);
}
if ((mGravity & GRAVITY_CENTER) > 0)
{
mRect.set((canvas.Width / 2) - (mRect.width() / 2), (canvas.Height / 2) - (mRect.height() / 2), (canvas.Width / 2) - (mRect.width() / 2) + mRect.width(), (canvas.Height / 2) - (mRect.height() / 2) + mRect.height());
}
else if ((mGravity & GRAVITY_CENTER_HORIZONTAL) > 0)
{
mRect.set((canvas.Width / 2) - (mRect.width() / 2), mRect.top, (canvas.Width / 2) - (mRect.width() / 2) + mRect.width(), mRect.bottom);
}
else if ((mGravity & GRAVITY_CENTER_VERTICAL) > 0)
{
mRect.set(mRect.left, (canvas.Height / 2) - (mRect.height() / 2), mRect.right, (canvas.Height / 2) - (mRect.height() / 2) + mRect.height());
}
// Merge offset.
mRect.offset(mOffset.x, mOffset.y);
canvas.drawRect(mRect, mPaint);
}
public override void draw(android.graphics.Canvas canvas, android.graphics.Paint
paint)
{
canvas.drawRect(mRect, paint);
}
