bool IMessageFilter.PreFilterMessage(ref Message m)
{
var hWnd = NativeMethods.WindowFromPoint(WindowsMouseInput.GetPointLParam(m.LParam));
var ctl = Control.FromHandle(hWnd);
if (hWnd != IntPtr.Zero && hWnd != m.HWnd && ctl != null)
{
switch ((WM)m.Msg)
{
default: break;
case WM.MOUSEWHEEL:
#if DEBUG
DebugTracing.Trace(TraceFlags.ScrollEvents, true, " - {0}.WM.{1}: ", Name,
((WM)m.Msg));
#endif
if (ctl is HexgridPanel.HexgridPanel || ctl is HexgridExampleForm)
{
return(NativeMethods.SendMessage(hWnd, m.Msg, m.WParam, m.LParam) == IntPtr.Zero);
}
break;
}
}
return(false);
}
/// <summary>TODO</summary>
public void SetPanelSize()
{
if (DesignMode || !IsHandleCreated)
{
return;
}
DebugTracing.Trace(TraceFlags.Sizing, " - {0}.SetPanelSize; ClientSize = {1}", DataContext.Model.Name, ClientSize);
SetScroll(PanelCenterHex);
}
/// <summary>Sets ScrollBars, then centres on <c>newCenterHex</c>.</summary>
public virtual void SetScroll(HexCoords newCenterHex)
{
if (DesignMode || !IsHandleCreated)
{
return;
}
DebugTracing.Trace(TraceFlags.Sizing, " - {0}.SetPanelSize; Center Hex = {1}", DataContext.Model.Name, newCenterHex.ToString());
SetScrollLimits(DataContext.Model);
CenterOnHex(newCenterHex);
}
public static IFieldOfView GetFieldOfView(IBoard <IGridHex> board, ICoordsUser origin, int range,
FovTargetMode targetMode)
{
DebugTracing.LogTime(TraceFlag.FieldOfView, "FieldOfView - begin");
var fov = new FieldOfView(board);
if (board.IsPassable(origin))
{
Func <ICoordsCanon, int> target;
int observer;
switch (targetMode)
{
case FovTargetMode.EqualHeights:
observer = board[origin].ElevationASL + 1;
target = canon => board[canon.User].ElevationASL + 1;
break;
case FovTargetMode.TargetHeightEqualZero:
observer = board[origin].HeightObserver;
target = canon => board[canon.User].ElevationASL;
break;
default:
case FovTargetMode.TargetHeightEqualActual:
observer = board[origin].HeightObserver;
target = canon => board[canon.User].HeightTarget;
break;
}
ShadowCasting.ComputeFieldOfView(
origin.Canon,
range,
observer,
canon => board.IsOnBoard(canon.User),
target,
canon => board[canon.User].HeightTerrain,
canon => fov[canon.User] = true
);
}
DebugTracing.LogTime(TraceFlag.FieldOfView, "FieldOfView - end");
return(fov);
}
public bool PreFilterMessage(ref Message m)
{
if ((WM)m.Msg != WM.MouseHwheel && (WM)m.Msg != WM.MouseWheel)
{
return(false);
}
var hWnd = NativeMethods.WindowFromPoint(WindowsMouseInput.GetPointLParam(m.LParam));
var ctl = Control.FromChildHandle(hWnd);
if (hWnd != IntPtr.Zero && hWnd != m.HWnd && ctl != null)
{
switch ((WM)m.Msg)
{
case WM.MouseHwheel:
case WM.MouseWheel:
DebugTracing.Trace(Traces.ScrollEvents, true, " - {0}.WM.{1}: ", Name, ((WM)m.Msg));
return(NativeMethods.SendMessage(hWnd, m.Msg, m.WParam, m.LParam) == IntPtr.Zero);
default: break;
}
}
return(false);
}
