public override void Undo(CadObjectDB db)
{
CadLayer layer = db.GetLayer(LayerID);
CadFigure fig = db.GetFigure(FigureID);
layer.InsertFigure(mFigureIndex, fig);
}
public override void Redo(CadObjectDB db)
{
CadLayer layer = db.GetLayer(LayerID);
CadFigure fig = db.GetFigure(FigureID);
layer.AddFigure(fig);
}
public override void Redo(CadObjectDB db)
{
CadLayer layer = db.GetLayer(LayerID);
CadFigure fig = db.GetFigure(FigureID);
fig.InsertPointsRange(PointIndex, mPointList);
}
public override void Undo(CadObjectDB db)
{
CadLayer layer = db.GetLayer(LayerID);
CadFigure fig = db.GetFigure(FigureID);
if (fig == null)
{
return;
}
int idx = PointIndex;
int i = 0;
if (mPointList == null)
{
mPointList = new VertexList();
}
mPointList.Clear();
for (; i < InsertNum; i++)
{
mPointList.Add(fig.GetPointAt(idx + i));
}
fig.RemovePointsRange(idx, InsertNum);
}
public static EditResult Bond(CadObjectDB db, CadFigure fig)
{
EditResult result = new EditResult();
if (fig.LayerID == 0)
{
return(result);
}
if (fig.IsLoop)
{
return(result);
}
CadLayer layer = db.GetLayer(fig.LayerID);
CadVertex ps = fig.PointList[0];
CadVertex pe = fig.PointList[fig.PointCount - 1];
int pi = -1;
int bpi = -1;
CadFigure bfig = null;
foreach (CadFigure tfig in layer.FigureList)
{
if (tfig.ID == fig.ID)
{
continue;
}
if (tfig.IsLoop)
{
continue;
}
CadVertex tps = tfig.PointList[0];
CadVertex tpe = tfig.PointList[tfig.PointCount - 1];
if (tps.Equals(ps))
{
bpi = 0;
pi = 0;
bfig = tfig;
break;
}
if (tps.Equals(pe))
{
bpi = 0;
pi = fig.PointCount - 1;
bfig = tfig;
break;
}
if (tpe.Equals(ps))
{
bpi = tfig.PointCount - 1;
pi = 0;
bfig = tfig;
break;
}
if (tpe.Equals(pe))
{
bpi = tfig.PointCount - 1;
pi = fig.PointCount - 1;
bfig = tfig;
break;
}
}
if (pi < 0)
{
return(result);
}
CadFigure newFig = db.NewFigure(CadFigure.Types.POLY_LINES);
VertexList plist = new VertexList(fig.PointList);
VertexList blist = new VertexList(bfig.PointList);
if (pi == 0)
{
plist.Reverse();
}
if (bpi != 0)
{
blist.Reverse();
}
newFig.PointList.AddRange(plist);
newFig.PointList.AddRange(blist);
result.AddList.Add(new EditResult.Item(layer.ID, newFig));
result.RemoveList.Add(new EditResult.Item(layer.ID, fig));
result.RemoveList.Add(new EditResult.Item(layer.ID, bfig));
return(result);
}
public override void Redo(CadObjectDB db)
{
CadLayer layer = db.GetLayer(LayerID);
layer.RemoveFigureByID(db, FigureID);
}