private bool DrawingHitTest(Metadata metadata, int keyFrameIndex, PointF mouseCoordinates, long currentTimeStamp, DistortionHelper distorter, CoordinateSystem transformer)
{
bool isOnDrawing = false;
int hitResult = -1;
int currentDrawing = 0;
Keyframe kf = metadata.Keyframes[keyFrameIndex];
while (hitResult < 0 && currentDrawing < kf.Drawings.Count)
{
hitResult = kf.Drawings[currentDrawing].HitTest(mouseCoordinates, currentTimeStamp, distorter, transformer, transformer.Zooming);
if (hitResult < 0)
{
currentDrawing++;
continue;
}
isOnDrawing = true;
selectedObjectType = SelectedObjectType.Drawing;
metadata.SelectDrawing(kf.Drawings[currentDrawing]);
metadata.SelectKeyframe(kf);
if (hitResult > 0)
{
manipulationType = ManipulationType.Resize;
resizingHandle = hitResult;
}
else
{
manipulationType = ManipulationType.Move;
}
}
return(isOnDrawing);
}