public MeTLImage Clone()
{
var img = new MeTLImage();
img.Height = Height;
img.Width = Width;
img.Source = Source;
InkCanvas.SetLeft(img, InkCanvas.GetLeft(this));
InkCanvas.SetTop(img, InkCanvas.GetTop(this));
Canvas.SetZIndex(img, Canvas.GetZIndex(this));
img.Stretch = Stretch.Fill;
img.tag(this.tag());
img.offsetX = offsetX;
img.offsetY = offsetY;
return img;
}
protected override void ChangeImagePrivacy(MeTLImage image, Privacy newPrivacy)
{
image.ApplyPrivacyStyling(ContentBuffer, Target, newPrivacy);
}
protected override void RemoveImage(MeTLImage image)
{
ContentBuffer.RemoveImage(image, (img) => Canvas.Children.Remove(img));
}
protected abstract void ChangeImagePrivacy(MeTLImage image, Privacy newPrivacy);
protected abstract void RemoveImage(MeTLImage image);
private bool dirtiesThis(TargettedMoveDelta moveDelta, MeTLImage elem)
{
return moveDelta.imageIds.Any(i => elem.tag().id == i && elem.tag().privacy == moveDelta.privacy && elem.tag().timestamp < moveDelta.timestamp);
}
protected override void RemoveImage(MeTLImage image)
{
Canvas.Children.Remove(image);
}
private MeTLImage reassociateImageToCanvas(MeTLImage image)
{
var diffX = logicalX - image.offsetX;
var diffY = logicalY - image.offsetY;
if (diffX != 0 || diffY != 0)
{
InkCanvas.SetLeft(image, InkCanvas.GetLeft(image) - diffX);
InkCanvas.SetTop(image, InkCanvas.GetTop(image) - diffY);
image.offsetX = logicalX;
image.offsetY = logicalY;
}
return image;
}
private MeTLImage doAdjustImage(MeTLImage image, Func<MeTLImage, MeTLImage> adjustment)
{
return adjustment(image);
}
public MeTLImage adjustImage(MeTLImage image, Func<MeTLImage, MeTLImage> adjustment)
{
reassociateImageToCanvas(image);
var oldCanvasOffsetX = logicalX;
var oldCanvasOffsetY = logicalY;
double translateX = 0.0;
double translateY = 0.0;
var localX = InkCanvas.GetLeft(image);
var localY = InkCanvas.GetTop(image);
if (checkIfLogicalBoundsUpdates(localX, localY))
{
var newBounds = generateLogicalBounds(localX, localY);
logicalX = newBounds.X;
logicalY = newBounds.Y;
translateX = ReturnPositiveValue(ReturnPositiveValue(logicalX) - ReturnPositiveValue(oldCanvasOffsetX));
translateY = ReturnPositiveValue(ReturnPositiveValue(logicalY) - ReturnPositiveValue(oldCanvasOffsetY));
updateCanvasPositioning(strokeFilter.Strokes, textFilter.TextBoxes,
imageFilter.Images.Where(i => ((MeTLImage)(i)).tag().id != image.tag().id).Select(i => (UIElement)i), translateX, translateY);
reassociateImageToCanvas(image);
}
return doAdjustImage(image, adjustment);
}
