protected override void OnMouseMove(DrawingMark sender, MouseEventArgs e)
{
//0 1
// 4
//2 3
if (sender.Parent == null)
{
return;
}
switch (sender.Index)
{
case 0:
ptStart.Y = designer.Marks[0].Y - Page.AutoScrollPosition.Y;
ptStart.X = designer.Marks[0].X - Page.AutoScrollPosition.X;
break;
case 1:
ptControl1.Y = designer.Marks[1].Y - Page.AutoScrollPosition.Y;
ptControl1.X = designer.Marks[1].X - Page.AutoScrollPosition.X;
break;
case 2:
ptControl2.Y = designer.Marks[2].Y - Page.AutoScrollPosition.Y;
ptControl2.X = designer.Marks[2].X - Page.AutoScrollPosition.X;
break;
case 3:
ptEnd.Y = designer.Marks[3].Y - Page.AutoScrollPosition.Y;
ptEnd.X = designer.Marks[3].X - Page.AutoScrollPosition.X;
break;
case 4:
int dx = designer.Marks[4].X - x0 - Page.AutoScrollPosition.X;
int dy = designer.Marks[4].Y - y0 - Page.AutoScrollPosition.Y;
for (int i = 0; i < 4; i++)
{
designer.Marks[i].X += dx;
designer.Marks[i].Y += dy;
}
ptStart.Y = designer.Marks[0].Y - Page.AutoScrollPosition.Y;
ptStart.X = designer.Marks[0].X - Page.AutoScrollPosition.X;
ptControl1.Y = designer.Marks[1].Y - Page.AutoScrollPosition.Y;
ptControl1.X = designer.Marks[1].X - Page.AutoScrollPosition.X;
ptControl2.Y = designer.Marks[2].Y - Page.AutoScrollPosition.Y;
ptControl2.X = designer.Marks[2].X - Page.AutoScrollPosition.X;
ptEnd.Y = designer.Marks[3].Y - Page.AutoScrollPosition.Y;
ptEnd.X = designer.Marks[3].X - Page.AutoScrollPosition.X;
x0 = (ptStart.X + ptEnd.X) / 2;
y0 = (ptStart.Y + ptEnd.Y) / 2;
break;
}
if (sender.Index != 4)
{
x0 = (ptStart.X + ptEnd.X) / 2;
y0 = (ptStart.Y + ptEnd.Y) / 2;
designer.Marks[4].X = x0 + Page.AutoScrollPosition.X;
designer.Marks[4].Y = y0 + Page.AutoScrollPosition.Y;
}
sender.Parent.Invalidate();
}
protected override void OnMouseMove(DrawingMark sender, MouseEventArgs e)
{
if (sender.Index == 0)
{
p1.X = designer.Marks[0].X - Page.AutoScrollPosition.X;
p1.Y = designer.Marks[0].Y - Page.AutoScrollPosition.Y;
designer.Marks[1].X = (p1.X + p2.X) / 2 + Page.AutoScrollPosition.X;
designer.Marks[1].Y = (p1.Y + p2.Y) / 2 + Page.AutoScrollPosition.Y;
}
else if (sender.Index == 1)
{
/*calculate the increases of x and y: dx, dy
* new line: (x10,y10) - (x20,y20). new center: (x0,y0)
* New center already know. Find (x10,y10) and (x20,y20)
* x0 = (x10 + X20)/2
* y0 = (y10 + y20)/2
* x1 + dx = x10
* y1 + dy = y10
* x2 + dx = x20
* y2 + dy = y20
* Calculate new points:
* x0 = (x1 + dx + x2 + dx)/2 = (x1 + x2)/2 + dx
* y0 = (y1 + dy + y2 + dy)/2 = (y1 + y2)/2 + dy
* dx = x0 - (x1 + x2)/2
* dy = y0 - (y1 + y2)/2
*/
int dx = designer.Marks[1].X - (designer.Marks[0].X + designer.Marks[2].X) / 2;
int dy = designer.Marks[1].Y - (designer.Marks[0].Y + designer.Marks[2].Y) / 2;
p1.X += dx;
p1.Y += dy;
p2.X += dx;
p2.Y += dy;
designer.Marks[0].X = p1.X + Page.AutoScrollPosition.X;
designer.Marks[0].Y = p1.Y + Page.AutoScrollPosition.Y;
designer.Marks[2].X = p2.X + Page.AutoScrollPosition.X;
designer.Marks[2].Y = p2.Y + Page.AutoScrollPosition.Y;
}
else if (sender.Index == 2)
{
p2.X = designer.Marks[2].X - Page.AutoScrollPosition.X;
p2.Y = designer.Marks[2].Y - Page.AutoScrollPosition.Y;
designer.Marks[1].X = (p1.X + p2.X) / 2 + Page.AutoScrollPosition.X;
designer.Marks[1].Y = (p1.Y + p2.Y) / 2 + Page.AutoScrollPosition.Y;
}
calculateAttr();
sender.Parent.Invalidate();
}
protected override void OnMouseMove(DrawingMark sender, MouseEventArgs e)
{
if (sender.Parent == null)
{
return;
}
Point ap = this.GetAbsolutePosition();
int dx = ap.X - pos.X;
int dy = ap.Y - pos.Y;
switch (sender.Index)
{
case 0:
double xo = designer.Marks[0].X - _size.Width / 2;
double yo = designer.Marks[0].Y - _size.Height / 2;
pos.X = (int)Math.Round(xo - Page.AutoScrollPosition.X, 0) - dx;
pos.Y = (int)Math.Round(yo - Page.AutoScrollPosition.Y, 0) - dy;
break;
case 1:
int x0 = designer.Marks[1].X - designer.Marks[0].X;
int y0 = designer.Marks[1].Y - designer.Marks[0].Y;
if (x0 != 0 || y0 != 0)
{
if (x0 >= 0 && y0 >= 0)
{
if (y0 == 0)
{
Angle = 0;
}
else if (x0 == 0)
{
Angle = 90;
}
else
{
Angle = Math.Atan((double)y0 / (double)x0) * 180.0 / Math.PI;
}
}
else if (x0 < 0 && y0 >= 0)
{
if (y0 == 0)
{
Angle = 180;
}
else
{
Angle = 180 - Math.Atan((double)y0 / (-(double)x0)) * 180.0 / Math.PI;
}
}
else if (x0 >= 0 && y0 < 0)
{
y0 = -y0;
Angle = -Math.Atan((double)y0 / (double)x0) * 180.0 / Math.PI;
}
else
{
Angle = 180 + Math.Atan((double)y0 / (double)x0) * 180.0 / Math.PI;
}
}
break;
}
if (sender.Index != 1)
{
double angle = (Angle / 180) * Math.PI;
designer.Marks[1].X = designer.Marks[0].X + (int)((_size.Width / 2.0) * Math.Cos(angle));
designer.Marks[1].Y = designer.Marks[0].Y + (int)((_size.Width / 2.0) * Math.Sin(angle));
}
sender.Parent.Invalidate(Bounds);
}
protected override void OnMouseMove(DrawingMark sender, MouseEventArgs e)
{
//0 1
// 4
//2 3
if (sender.Parent == null)
{
return;
}
switch (sender.Index)
{
case 0:
designer.Marks[1].Y = designer.Marks[0].Y;
designer.Marks[2].X = designer.Marks[0].X;
designer.Marks[4].X = (designer.Marks[0].X + designer.Marks[3].X) / 2;
designer.Marks[4].Y = (designer.Marks[0].Y + designer.Marks[3].Y) / 2;
center.X = designer.Marks[4].X - Page.AutoScrollPosition.X;
center.Y = designer.Marks[4].Y - Page.AutoScrollPosition.Y;
if (designer.Marks[0].X > designer.Marks[4].X)
{
radius = designer.Marks[0].X - designer.Marks[4].X;
}
else
{
radius = designer.Marks[4].X - designer.Marks[0].X;
}
break;
case 1:
designer.Marks[0].Y = designer.Marks[1].Y;
designer.Marks[3].X = designer.Marks[1].X;
designer.Marks[4].X = (designer.Marks[0].X + designer.Marks[3].X) / 2;
designer.Marks[4].Y = (designer.Marks[0].Y + designer.Marks[3].Y) / 2;
center.X = designer.Marks[4].X - Page.AutoScrollPosition.X;
center.Y = designer.Marks[4].Y - Page.AutoScrollPosition.Y;
if (designer.Marks[0].X > designer.Marks[4].X)
{
radius = designer.Marks[0].X - designer.Marks[4].X;
}
else
{
radius = designer.Marks[4].X - designer.Marks[0].X;
}
break;
case 2:
designer.Marks[0].X = designer.Marks[2].X;
designer.Marks[3].Y = designer.Marks[2].Y;
designer.Marks[4].X = (designer.Marks[0].X + designer.Marks[3].X) / 2;
designer.Marks[4].Y = (designer.Marks[0].Y + designer.Marks[3].Y) / 2;
center.X = designer.Marks[4].X - Page.AutoScrollPosition.X;
center.Y = designer.Marks[4].Y - Page.AutoScrollPosition.Y;
if (designer.Marks[0].X > designer.Marks[4].X)
{
radius = designer.Marks[0].X - designer.Marks[4].X;
}
else
{
radius = designer.Marks[4].X - designer.Marks[0].X;
}
break;
case 3:
designer.Marks[1].X = designer.Marks[3].X;
designer.Marks[2].Y = designer.Marks[3].Y;
designer.Marks[4].X = (designer.Marks[0].X + designer.Marks[3].X) / 2;
designer.Marks[4].Y = (designer.Marks[0].Y + designer.Marks[3].Y) / 2;
center.X = designer.Marks[4].X - Page.AutoScrollPosition.X;
center.Y = designer.Marks[4].Y - Page.AutoScrollPosition.Y;
if (designer.Marks[0].X > designer.Marks[4].X)
{
radius = designer.Marks[0].X - designer.Marks[4].X;
}
else
{
radius = designer.Marks[4].X - designer.Marks[0].X;
}
break;
case 4:
designer.Marks[0].X = designer.Marks[4].X - radius;
designer.Marks[0].Y = designer.Marks[4].Y - radius;
designer.Marks[1].X = designer.Marks[4].X + radius;
designer.Marks[1].Y = designer.Marks[4].Y - radius;
designer.Marks[2].X = designer.Marks[4].X - radius;
designer.Marks[2].Y = designer.Marks[4].Y + radius;
designer.Marks[3].X = designer.Marks[4].X + radius;
designer.Marks[3].Y = designer.Marks[4].Y + radius;
center.X = designer.Marks[4].X - Page.AutoScrollPosition.X;
center.Y = designer.Marks[4].Y - Page.AutoScrollPosition.Y;
break;
}
sender.Parent.Invalidate();
}
protected override void OnMouseMove(DrawingMark sender, MouseEventArgs e)
{
if (sender.Parent == null || pts == null)
{
return;
}
if (sender.Index == 0)
{
//move
double dx = designer.Marks[0].X - x0 - Page.AutoScrollPosition.X;
double dy = designer.Marks[0].Y - y0 - Page.AutoScrollPosition.Y;
for (int i = 0; i < pts.Length; i++)
{
pts[i].X += (int)dx;
pts[i].Y += (int)dy;
designer.Marks[i + nBaseIndex].X = pts[i].X + Page.AutoScrollPosition.X;
designer.Marks[i + nBaseIndex].Y = pts[i].Y + Page.AutoScrollPosition.Y;
}
designer.Marks[1].X += (int)dx;
designer.Marks[1].Y += (int)dy;
x0 = designer.Marks[0].X - Page.AutoScrollPosition.X;
y0 = designer.Marks[0].Y - Page.AutoScrollPosition.Y;
calculateBrounds();
}
else if (sender.Index == 1)
{
//set rotate angle
double dx = designer.Marks[1].X - designer.Marks[0].X;
double dy = designer.Marks[1].Y - designer.Marks[0].Y;
double dd = 0;
if (Math.Abs(dx) < 0.0001)
{
if (dy > 0)
{
dd = 90;
}
else
{
dd = 270;
}
}
else
{
dd = (Math.Atan(Math.Abs(dy / dx)) / Math.PI) * 180.0;
if (dx > 0)
{
if (dy < 0)
{
dd = 360 - dd;
}
}
else
{
if (dy > 0)
{
dd = 180 - dd;
}
else
{
dd = 180 + dd;
}
}
}
if (Angle != dd)
{
double angle = dd - Angle;
nMinX = 20000;
nMaxX = 0;
nMinY = 20000;
nMaxY = 0;
//
//angle = (angle/180)*Math.PI;
double xc = designer.Marks[0].X;
double yc = designer.Marks[0].Y;
double xo;
double yo;
if (pts != null)
{
for (int i = 0; i < pts.Length; i++)
{
xo = designer.Marks[i + nBaseIndex].X;
yo = designer.Marks[i + nBaseIndex].Y;
DrawingItem.Rotate(xo, yo, xc, yc, -angle, out xo, out yo);
designer.Marks[i + nBaseIndex].X = (int)Math.Round(xo, 0);
designer.Marks[i + nBaseIndex].Y = (int)Math.Round(yo, 0);
pts[i].X = (int)Math.Round(xo - Page.AutoScrollPosition.X, 0);
pts[i].Y = (int)Math.Round(yo - Page.AutoScrollPosition.Y, 0);
if (nMinX > pts[i].X)
{
nMinX = pts[i].X;
}
if (nMaxX < pts[i].X)
{
nMaxX = pts[i].X;
}
if (nMinY > pts[i].Y)
{
nMinY = pts[i].Y;
}
if (nMaxY < pts[i].Y)
{
nMaxY = pts[i].Y;
}
}
}
Angle = dd;
}
}
else
{
//drag corner point
pts[sender.Index - nBaseIndex].X = designer.Marks[sender.Index].X - Page.AutoScrollPosition.X;
pts[sender.Index - nBaseIndex].Y = designer.Marks[sender.Index].Y - Page.AutoScrollPosition.Y;
calculateBrounds();
}
if (sender.Index >= nBaseIndex)
{
x0 = 0;
y0 = 0;
for (int i = 0; i < pts.Length; i++)
{
x0 += pts[i].X;
y0 += pts[i].Y;
}
x0 /= pts.Length;
y0 /= pts.Length;
designer.Marks[0].X = x0 + Page.AutoScrollPosition.X;
designer.Marks[0].Y = y0 + Page.AutoScrollPosition.Y;
calculateBrounds();
}
sender.Parent.Invalidate(Bounds);
}
protected override void OnMouseMove(DrawingMark sender, MouseEventArgs e)
{
//0 1
// 4
//2 3
if (sender.Parent == null)
{
return;
}
switch (sender.Index)
{
case 0:
designer.Marks[1].Y = designer.Marks[0].Y;
designer.Marks[2].X = designer.Marks[0].X;
designer.Marks[4].X = (designer.Marks[0].X + designer.Marks[3].X) / 2;
designer.Marks[4].Y = (designer.Marks[0].Y + designer.Marks[3].Y) / 2;
if (designer.Marks[0].X > designer.Marks[1].X)
{
rc.X = designer.Marks[1].X - Page.AutoScrollPosition.X;
}
else
{
rc.X = designer.Marks[0].X - Page.AutoScrollPosition.X;
}
if (designer.Marks[0].Y > designer.Marks[3].Y)
{
rc.Y = designer.Marks[3].Y - Page.AutoScrollPosition.Y;
}
else
{
rc.Y = designer.Marks[0].Y - Page.AutoScrollPosition.Y;
}
rc.Width = Math.Abs(designer.Marks[0].X - designer.Marks[1].X);
rc.Height = Math.Abs(designer.Marks[0].Y - designer.Marks[2].Y);
break;
case 1:
designer.Marks[0].Y = designer.Marks[1].Y;
designer.Marks[3].X = designer.Marks[1].X;
designer.Marks[4].X = (designer.Marks[0].X + designer.Marks[3].X) / 2;
designer.Marks[4].Y = (designer.Marks[0].Y + designer.Marks[3].Y) / 2;
if (designer.Marks[0].X > designer.Marks[1].X)
{
rc.X = designer.Marks[1].X - Page.AutoScrollPosition.X;
}
else
{
rc.X = designer.Marks[0].X - Page.AutoScrollPosition.X;
}
if (designer.Marks[0].Y > designer.Marks[3].Y)
{
rc.Y = designer.Marks[3].Y - Page.AutoScrollPosition.Y;
}
else
{
rc.Y = designer.Marks[0].Y - Page.AutoScrollPosition.Y;
}
rc.Width = Math.Abs(designer.Marks[0].X - designer.Marks[1].X);
rc.Height = Math.Abs(designer.Marks[0].Y - designer.Marks[2].Y);
break;
case 2:
designer.Marks[3].Y = designer.Marks[2].Y;
designer.Marks[0].X = designer.Marks[2].X;
designer.Marks[4].X = (designer.Marks[0].X + designer.Marks[3].X) / 2;
designer.Marks[4].Y = (designer.Marks[0].Y + designer.Marks[3].Y) / 2;
if (designer.Marks[0].X > designer.Marks[1].X)
{
rc.X = designer.Marks[1].X - Page.AutoScrollPosition.X;
}
else
{
rc.X = designer.Marks[0].X - Page.AutoScrollPosition.X;
}
if (designer.Marks[0].Y > designer.Marks[3].Y)
{
rc.Y = designer.Marks[3].Y - Page.AutoScrollPosition.Y;
}
else
{
rc.Y = designer.Marks[0].Y - Page.AutoScrollPosition.Y;
}
rc.Width = Math.Abs(designer.Marks[0].X - designer.Marks[1].X);
rc.Height = Math.Abs(designer.Marks[0].Y - designer.Marks[2].Y);
break;
case 3:
designer.Marks[2].Y = designer.Marks[3].Y;
designer.Marks[1].X = designer.Marks[3].X;
designer.Marks[4].X = (designer.Marks[0].X + designer.Marks[3].X) / 2;
designer.Marks[4].Y = (designer.Marks[0].Y + designer.Marks[3].Y) / 2;
if (designer.Marks[0].X > designer.Marks[1].X)
{
rc.X = designer.Marks[1].X - Page.AutoScrollPosition.X;
}
else
{
rc.X = designer.Marks[0].X - Page.AutoScrollPosition.X;
}
if (designer.Marks[0].Y > designer.Marks[3].Y)
{
rc.Y = designer.Marks[3].Y - Page.AutoScrollPosition.Y;
}
else
{
rc.Y = designer.Marks[0].Y - Page.AutoScrollPosition.Y;
}
rc.Width = Math.Abs(designer.Marks[0].X - designer.Marks[1].X);
rc.Height = Math.Abs(designer.Marks[0].Y - designer.Marks[2].Y);
break;
case 4:
designer.Marks[0].X = designer.Marks[4].X - rc.Width / 2;
designer.Marks[0].Y = designer.Marks[4].Y - rc.Height / 2;
designer.Marks[1].X = designer.Marks[4].X + rc.Width / 2;
designer.Marks[1].Y = designer.Marks[4].Y - rc.Height / 2;
designer.Marks[2].X = designer.Marks[4].X - rc.Width / 2;
designer.Marks[2].Y = designer.Marks[4].Y + rc.Height / 2;
designer.Marks[3].X = designer.Marks[4].X + rc.Width / 2;
designer.Marks[3].Y = designer.Marks[4].Y + rc.Height / 2;
if (designer.Marks[0].X > designer.Marks[1].X)
{
rc.X = designer.Marks[1].X - Page.AutoScrollPosition.X;
}
else
{
rc.X = designer.Marks[0].X - Page.AutoScrollPosition.X;
}
if (designer.Marks[0].Y > designer.Marks[3].Y)
{
rc.Y = designer.Marks[3].Y - Page.AutoScrollPosition.Y;
}
else
{
rc.Y = designer.Marks[0].Y - Page.AutoScrollPosition.Y;
}
break;
}
sender.Parent.Invalidate();
}