private void Rotate(Point position, double deltaX, double deltaY, Orientation orientation)
{
Point topRightGrid = GetCenterCoordinateOfFrameworkElement(TopRightRotationGrid);
topRightGrid.X -= TopRightRotationGrid.Width / 2;
topRightGrid.Y -= TopRightRotationGrid.Height / 2;
m_RotationStartingPoint.X = topRightGrid.X + position.X;
m_RotationStartingPoint.Y = topRightGrid.Y + position.Y;
//System.Diagnostics.Debug.WriteLine("--------\nDeltaX: " + deltaX + ", DeltaY: " + deltaY);
//System.Diagnostics.Debug.WriteLine("e.Position.X: " + position.X + ", e.Position.Y: " + position.Y);
//System.Diagnostics.Debug.WriteLine("--------\nStarting Point: " + (m_rotationStartingPoint.X - deltaX) + ", " + (m_rotationStartingPoint.Y - deltaY));
//System.Diagnostics.Debug.WriteLine("Position: " + m_rotationStartingPoint.X + ", " + m_rotationStartingPoint.Y);
//var transform = AreaToDrawGrid.TransformToVisual(GridMainSelection);
//Point absolutePosition = transform.TransformPoint(new Point(0, 0));
//absolutePosition.X += AreaToDrawGrid.Width / 2;
//absolutePosition.Y += AreaToDrawGrid.Height / 2;
// TODO: check if translation of X & Y should be addeds
Point centerPoint = GetCenterCoordinateOfGridMain();
double previousXLength = m_RotationStartingPoint.X - deltaX - centerPoint.X;
double previousYLength = m_RotationStartingPoint.Y - deltaY - centerPoint.Y;
double currentXLength = m_RotationStartingPoint.X - centerPoint.X;
double currentYLength = m_RotationStartingPoint.Y - centerPoint.Y;
//previousXLength *= -1;
//previousYLength *= -1;
//currentXLength *= -1;
//currentYLength *= -1;
// double previousXLength = mPreviousEventCoordinate.x - deltaX - mToolPosition.x;
// double previousYLength = mPreviousEventCoordinate.y - deltaY - mToolPosition.y;
// double currentXLength = currentPoint.x - mToolPosition.x;
// double currentYLength = currentPoint.y - mToolPosition.y;
double rotationAnglePrevious = Math.Atan2(previousYLength, previousXLength);
double rotationAngleCurrent = Math.Atan2(currentYLength, currentXLength);
double deltaAngle = -(rotationAnglePrevious - rotationAngleCurrent);
m_RotationAngle += (float)PocketPaintApplication.RadianToDegree(deltaAngle) + 360;
m_RotationAngle %= 360;
//if (orientation == Orientation.Left)
//{
// m_rotation = m_rotation * -1;
//}
if (m_RotationAngle > 180)
{
m_RotationAngle = m_RotationAngle - 360;
}
//while (m_rotation < 0)
//{
// m_rotation += 360;
//}
var rt = new RotateTransform
{
Angle = m_RotationAngle,
CenterX = m_CenterPointRotation.X,
CenterY = m_CenterPointRotation.Y
};
addTransformation(rt);
// Paintroid code:
//private void rotate(float deltaX, float deltaY) {
// if (mDrawingBitmap == null) {
// return;
// }
// PointF currentPoint = new PointF(mPreviousEventCoordinate.x, mPreviousEventCoordinate.y);
// double previousXLength = mPreviousEventCoordinate.x - deltaX - mToolPosition.x;
// double previousYLength = mPreviousEventCoordinate.y - deltaY - mToolPosition.y;
// double currentXLength = currentPoint.x - mToolPosition.x;
// double currentYLength = currentPoint.y - mToolPosition.y;
// double rotationAnglePrevious = Math.atan2(previousYLength, previousXLength);
// double rotationAngleCurrent = Math.atan2(currentYLength, currentXLength);
// double deltaAngle = -(rotationAnglePrevious - rotationAngleCurrent);
// mBoxRotation += (float) Math.toDegrees(deltaAngle) + 360;
// mBoxRotation = mBoxRotation % 360;
// if (mBoxRotation > 180)
// mBoxRotation = -180 + (mBoxRotation - 180);
//}
// Previous Pocket Paint code:
// rotateCenterPoint.X = PocketPaintApplication.GetInstance().RectangleSelectionControl.MainGrid.Width / 2.0;
// rotateCenterPoint.Y = PocketPaintApplication.GetInstance().RectangleSelectionControl.MainGrid.Height / 2.0;
// rotate.CenterX = rotateCenterPoint.X;
// rotate.CenterY = rotateCenterPoint.Y;
// Point centerPoint = PocketPaintApplication.GetInstance().RectangleSelectionControl.getCenterCoordinateOfGridMain();
// if (!(lastPoint.X == 0.0 && lastPoint.Y == 0.0) &&
// (lastPoint.X != point.X || lastPoint.Y != point.Y))
// {
// double currentXLength = point.X - centerPoint.X;
// double currentYLength = point.Y - centerPoint.Y;
// double normalCurrentX = currentXLength / (Math.Sqrt(currentXLength * currentXLength + currentYLength * currentYLength));
// double normalCurrentY = currentYLength / (Math.Sqrt(currentXLength * currentXLength + currentYLength * currentYLength));
// double previousXLength = lastPoint.X - centerPoint.X;
// double previousYLength = lastPoint.Y - centerPoint.Y;
// double normalPreviousX = previousXLength / (Math.Sqrt(previousXLength * previousXLength + previousYLength * previousYLength));
// double normalPreviousY = previousYLength / (Math.Sqrt(previousXLength * previousXLength + previousYLength * previousYLength));
// double deltaAngle = (Math.Atan(normalPreviousX / normalPreviousY) - Math.Atan(normalCurrentX / normalCurrentY));
// double rotationAngle = deltaAngle * 360.0 / Math.PI;
// rotate.Angle = rotationAngle;
// }
}
