public static bool HitTestRectangle(Control owner, int x, int y, Rectangle rect, double angle, bool fill, float lineWidth)
{
Form page = owner as Form;
if (page != null)
{
x -= page.AutoScrollPosition.X;
y -= page.AutoScrollPosition.Y;
}
if (angle != 0)
{
double xo, yo;
DrawingItem.Rotate(x, y, rect.Left + rect.Width / 2, rect.Top + rect.Height / 2, angle, out xo, out yo);
x = (int)xo;
y = (int)yo;
}
if (x >= rect.Left && x <= rect.Right && y >= rect.Top && y <= rect.Bottom)
{
if (fill)
{
return(true);
}
else
{
if (Math.Abs(x - rect.Left) <= lineWidth)
{
return(true);
}
if (Math.Abs(x - rect.Right) <= lineWidth)
{
return(true);
}
if (Math.Abs(y - rect.Top) <= lineWidth)
{
return(true);
}
if (Math.Abs(y - rect.Bottom) <= lineWidth)
{
return(true);
}
}
}
return(false);
}
public override bool HitTest(Control owner, int x, int y)
{
Form page = owner as Form;
if (page == null)
{
return(false);
}
x -= page.AutoScrollPosition.X;
y -= page.AutoScrollPosition.Y;
//
Graphics g = owner.CreateGraphics();
SizeF sf;
if (string.IsNullOrEmpty(text))
{
sf = g.MeasureString("H", font, new SizeF(g.ClipBounds.Width, g.ClipBounds.Height));
sf.Width = 1;
}
else
{
sf = g.MeasureString(text, font, new SizeF(g.ClipBounds.Width, g.ClipBounds.Height));
}
_size.Width = (int)sf.Width;
_size.Height = (int)sf.Height;
g.Dispose();
//
int w = this.EnableEditing ? (this.TextBoxWidth > _size.Width ? this.TextBoxWidth : _size.Width) : _size.Width;
//
if (Angle != 0)
{
double xo, yo;
DrawingItem.Rotate(x, y, pos.X + w / 2, pos.Y + _size.Height / 2, Angle, out xo, out yo);
x = (int)xo;
y = (int)yo;
}
//
if (x >= pos.X && x <= pos.X + w && y >= pos.Y && y < pos.Y + _size.Height)
{
return(true);
}
return(false);
}
public static bool HitTestRectangle(Form page, Rectangle rc, double rotateAngle, bool filled, int LineWidth, int x, int y)
{
if (page != null)
{
x -= page.AutoScrollPosition.X;
y -= page.AutoScrollPosition.Y;
}
if (rotateAngle != 0)
{
double xo, yo;
DrawingItem.Rotate(x, y, rc.X + rc.Width / 2, rc.Y + rc.Height / 2, rotateAngle, out xo, out yo);
x = (int)xo;
y = (int)yo;
}
if (x >= rc.Left && x <= rc.Right && y >= rc.Top && y <= rc.Bottom)
{
if (filled)
{
return(true);
}
else
{
if (Math.Abs(x - rc.Left) <= LineWidth)
{
return(true);
}
if (Math.Abs(x - rc.Right) <= LineWidth)
{
return(true);
}
if (Math.Abs(y - rc.Top) <= LineWidth)
{
return(true);
}
if (Math.Abs(y - rc.Bottom) <= LineWidth)
{
return(true);
}
}
}
return(false);
}
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);
}
