public static void UpdateSpreadPoints(Document document)
{
var vm = new SpreadPointSettingsViewModel();
var dialog = new SpreadPointSettingsDlg()
{
DataContext = vm
};
var dlgResult = dialog.ShowDialog();
if (dlgResult == null || !dlgResult.Value)
{
return;
}
var mapScale = MapScaleUtils.GetApplicationMapScale();
if (mapScale == null)
{
return;
}
var settings = new SpreadPointSettings()
{
InsertCode = vm.ShowPointCode,
InsertId = vm.ShowPointId,
Scale = mapScale.Value / 1000.0
};
SpreadPointUtils.UpdateSpreadPoints(document, settings);
}
private static bool SetMapScale(Document document)
{
// http://docs.autodesk.com/ACD/2010/ENU/AutoCAD%202010%20User%20Documentation/index.html?url=WS1a9193826455f5ffa23ce210c4a30acaf-4fff.htm,topicNumber=d0e346024
var dynmode = AcadApplication.GetSystemVariable("DYNMODE");
AcadApplication.SetSystemVariable("DYNMODE", 2); // 2 means "Dimensional input on"
int defaultScale = 500;
string strPrompt = String.Format("\n设置绘图比例尺为1:<{0}>", defaultScale);
var pScaleOpts = new PromptIntegerOptions(strPrompt)
{
AllowNone = true,
AllowZero = false
};
var pScaleRes = document.Editor.GetInteger(pScaleOpts);
AcadApplication.SetSystemVariable("DYNMODE", dynmode);
if (pScaleRes.Status == PromptStatus.OK || pScaleRes.Status == PromptStatus.None)
{
double scale = defaultScale;
if (pScaleRes.Status == PromptStatus.OK)
{
scale = pScaleRes.Value;
}
MapScaleUtils.SetApplicationMapScale(scale);
return(true);
}
return(false);
}
public static void ImportSpreadPoints(Document document, bool insertId, bool insertCode)
{
var mapScale = MapScaleUtils.GetApplicationMapScale();
if (mapScale == null || mapScale.Value.EqualsWithTolerance(0.0))
{
bool success = SetMapScale(document);
if (!success)
{
return;
}
mapScale = MapScaleUtils.GetApplicationMapScale();
}
// Open file dialog to select dat file
// http://through-the-interface.typepad.com/through_the_interface/2007/08/using-autocads-.html
var fileDialog = new OpenFileDialog("导入展点文件", defaultName: null,
extension: "dat;*", dialogName: "SelectFile",
flags: OpenFileDialog.OpenFileDialogFlags.DoNotTransferRemoteFiles);
var dialogResult = fileDialog.ShowDialog();
if (dialogResult != DialogResult.OK)
{
return;
}
// Create settings.
var settings = new SpreadPointSettings()
{
InsertId = insertId,
InsertCode = insertCode,
Scale = mapScale.Value / 1000.0
};
var spreadPoints = SpreadPointUtils.ReadSpreadPointsFromFile(fileDialog.Filename);
var ids = SpreadPointUtils.InsertSpreadPoints(document, spreadPoints, settings);
if (!ids.Any())
{
return;
}
Extents3d extents = GeometryUtils.SafeGetGeometricExtents(ids);
EditorUtils.ZoomToWin(document.Editor, extents, 1.2);
}
