// 刷新文档和视图
public void RefreshDocAndView(UIDocument uiDoc)
{
if (uiDoc == null)
{
return;
}
m_uiDoc = uiDoc;
if (m_GridNumShowMag == null)
{
m_GridNumShowMag = new ShowGridNumberManager(uiDoc);
}
else
{
m_GridNumShowMag.RefreshUIDocument(m_uiDoc);
}
IntPtr intPtr = IntPtr.Zero;
try
{
//SendMessageWindows API宏，在WinUser.h中根据是否已定义Unicode被定义为SendMessageW或SendMessageA
//，这两个函数将指定的消息发送到一个或多个窗口。此函数为指定的窗口调用窗口程序，直到窗口程序处理完消息再返回。
//而和函数PostMessage不同，PostMessage是将一个消息寄送到一个线程的消息队列后就立即返回。
//553u 应用程序将WM_MDIGETACTIVE消息发送到多文档界面（MDI）客户端窗口，以检索活动MDI子窗口的句柄。
m_hWndChildHandle = (IntPtr)SendMessage(m_hMDIChildHandle, 553u, 0, 0);
if (m_hWndChildProcNew == null)
{
m_hWndChildProcNew = new GridNumberForm.NewWndProc(WndMsgProcChild);
}
m_hWndChildProcOld = GridNumberForm.SetWindowLong(m_hWndChildHandle, -4, m_hWndChildProcNew);
//转换 String 类写入非托管内存
intPtr = Marshal.StringToHGlobalAnsi("AfxFrameOrView");
EnumChildWindows(m_hWndChildHandle, new CallBack(EnumMDIChildClient), intPtr);
if (m_hWndChildClientProcNew == null)
{
m_hWndChildClientProcNew = new GridNumberForm.NewWndProc(WndMsgProcChildClient);
}
//SetWindowLong该函数用来改变指定窗口的属性
m_hWndChildClientProcOld = GridNumberForm.SetWindowLong(m_hWndChildClientHandle, -4, m_hWndChildClientProcNew);
}
catch (Exception)
{
m_appShowGrid.DrawGridNumber = false;
}
finally
{
//释放非托管的字符串
Marshal.FreeHGlobal(intPtr);
}
}
// 转换插入点 文字圆圈位置修正
public void TranformIntersectPt(IntPtr hFormClient)
{
try
{
foreach (GridNumShowInfo gridNumShowInfo in m_GridNumShowInfos)
{
XYZ intersectPoint = gridNumShowInfo.IntersectPoint;
if (intersectPoint != null)
{
XYZ cirPt = null;
XYZ textPt = null;
// switch (gridNumShowInfo.OutViewSide)
// {
// case OutViewSide._Up:
// textPt = intersectPoint + XYZ.BasisY * 20;
// cirPt = intersectPoint - XYZ.BasisX * 20;
// break;
// case OutViewSide._Left:
// textPt = intersectPoint + XYZ.BasisX * 5.0;
// cirPt = intersectPoint - XYZ.BasisY * 20;
// break;
// case OutViewSide._Right:
// textPt = intersectPoint - XYZ.BasisX * 5.0;
// cirPt = intersectPoint - XYZ.BasisY * 20 - XYZ.BasisX * 42;
// break;
// case OutViewSide._Bottom:
// textPt = intersectPoint - XYZ.BasisY * 20;
// cirPt = intersectPoint - XYZ.BasisY * 42 - XYZ.BasisX * 20;
// break;
// }
float fontSize = ShowGridApplication.m_gridNumberShowForm.fontSize;
float circleRadius = (fontSize + 5) / 2;
int margin = 3;
double marginX = fontSize / 5 * 2.5;
switch (gridNumShowInfo.OutlineSide)
{
case OutViewSide._Up:
textPt = intersectPoint + XYZ.BasisY * (fontSize / 2 + margin);
/*cirPt = intersectPoint - XYZ.BasisX * (circleRadius) - XYZ.BasisY * (circleRadius - (fontSize / 2 + margin));*/
cirPt = textPt - XYZ.BasisX * circleRadius - XYZ.BasisY * circleRadius;
break;
case OutViewSide._Left:
textPt = intersectPoint + XYZ.BasisX * margin;
/*cirPt = intersectPoint / *- XYZ.BasisX * 2 - XYZ.BasisY * 11* /;*/
cirPt = textPt - XYZ.BasisX * circleRadius + XYZ.BasisX * marginX - XYZ.BasisY * circleRadius;
break;
case OutViewSide._Right:
textPt = intersectPoint - XYZ.BasisX * margin;
/*cirPt = intersectPoint - XYZ.BasisX * (circleRadius * 2) + XYZ.BasisY * ((fontSize / 2 + margin));*/
cirPt = textPt - XYZ.BasisX * circleRadius - XYZ.BasisX * marginX - XYZ.BasisY * circleRadius;
break;
case OutViewSide._Bottom:
textPt = intersectPoint - XYZ.BasisY * (fontSize / 2 + margin);
cirPt = textPt - XYZ.BasisX * circleRadius - XYZ.BasisY * circleRadius;
break;
}
System.Drawing.Point cirlLocation = new System.Drawing.Point((int)cirPt.X, (int)cirPt.Y);
ShowGridNumberManager.ScreenToClient(hFormClient, ref cirlLocation);
gridNumShowInfo.CirlLocation = cirlLocation;
System.Drawing.Point textLocation = new System.Drawing.Point((int)textPt.X, (int)textPt.Y);
ShowGridNumberManager.ScreenToClient(hFormClient, ref textLocation);
gridNumShowInfo.TextLocation = textLocation;
}
}
}
catch
{
}
}
