public override void OnPreSelect(object preSelectEntity, out bool doHighlight, ObjectCollection morePreSelectEntities, SelectionDeviceEnum selectionDevice, Point modelPosition, Point2d viewPosition, Inventor.View view)
{
doHighlight = false;
if (preSelectEntity is Face)
{
Face preSelectFace = (Face)preSelectEntity;
if (preSelectFace.SurfaceType == SurfaceTypeEnum.kCylinderSurface)
{
PartDocument oPartDoc = (PartDocument)m_inventorApplication.ActiveDocument;
iFeatures oiFeatures = oPartDoc.ComponentDefinition.Features.iFeatures;
foreach (iFeature oiFeature in oiFeatures)
{
Faces oFaces;
oFaces = oiFeature.Faces;
foreach (Face oFace in oFaces)
{
if (oFace == preSelectFace)
{
doHighlight = true;
break;
}
}
}
}
}
}
//由选择曲面获取iFeature特征
private void GetiFeature(ExtrudeFeature surfaceFeature, ref iFeature ifeature)
{
string ifeatureName;
try
{
AttributeSets surfAttributeSets;
surfAttributeSets = surfaceFeature.AttributeSets;
AttributeSet surfAttibSet;
surfAttibSet = surfaceFeature.AttributeSets["MyAttribSet"];
ifeatureName = (string)surfAttibSet["iFeatureName"].Value;
}
catch (System.Exception ex)
{
MessageBox.Show("获取属性集失败！ " + ex.ToString());
return;
}
//获取iFeature
PartDocument oPartDoc = (PartDocument)m_inventorApplication.ActiveDocument;
iFeatures oiFeatures = oPartDoc.ComponentDefinition.Features.iFeatures;
ifeature = oiFeatures[ifeatureName];
}