internal MyCircle(MyShape parent, System.Windows.Point pt, double radius)
{
_pt = pt;
_radius = radius;
this.Render();
// Add the circle as a child to the shape parent.
parent.Children.Add(this);
}
internal static IntPtr ApplicationMessageFilter(
IntPtr hwnd, int message, IntPtr wParam, IntPtr lParam, ref bool handled)
{
// Handle messages passed to the visual.
switch (message)
{
// Handle the left and right mouse button up messages.
case WM_LBUTTONUP:
case WM_RBUTTONUP:
System.Windows.Point pt = new System.Windows.Point();
pt.X = (uint)lParam & (uint)0x0000ffff; // LOWORD = x
pt.Y = (uint)lParam >> 16; // HIWORD = y
MyShape.OnHitTest(pt, message);
break;
}
return(IntPtr.Zero);
}
public static void CreateShape(IntPtr parentHwnd)
{
// Create an instance of the shape.
MyShape myShape = new MyShape();
// Determine whether the host container window has been created.
if (myHwndSource == null)
{
// Create the host container window for the visual objects.
CreateHostHwnd(parentHwnd);
// Associate the shape with the host container window.
myHwndSource.RootVisual = myShape;
}
else
{
// Assign the shape as a child of the root visual.
((ContainerVisual)myHwndSource.RootVisual).Children.Add(myShape);
}
}
public static void CreateShape(IntPtr parentHwnd)
{
// Create an instance of the shape.
MyShape myShape = new MyShape();
// Determine whether the host container window has been created.
if (myHwndSource == null)
{
// Create the host container window for the visual objects.
CreateHostHwnd(parentHwnd);
// Associate the shape with the host container window.
myHwndSource.RootVisual = myShape;
}
else
{
// Assign the shape as a child of the root visual.
((ContainerVisual)myHwndSource.RootVisual).Children.Add(myShape);
}
}
internal MyCircle(MyShape parent, System.Windows.Point pt, double radius)
{
_pt = pt;
_radius = radius;
this.Render();
// Add the circle as a child to the shape parent.
parent.Children.Add(this);
}
