public static void supprChart(WorksheetPart worksheetPart, string titre)
{
DrawingsPart a = worksheetPart.DrawingsPart;
DrawingsPart dp = worksheetPart.DrawingsPart;
IEnumerable <ChartPart> cps = a.ChartParts;
ChartPart b = null;
foreach (ChartPart cp in cps)
{
if (cp.ChartSpace.Descendants <Chart.Chart>().First().Descendants <Chart.Title>().First().Descendants <DocumentFormat.OpenXml.Drawing.Run>().First().Text.Text == titre)
{
b = cp;
}
}
//obtention id du modèle
string id = a.GetIdOfPart(b);
a.DeletePart(b);
//Suppression de l'ancre associée
DocumentFormat.OpenXml.Drawing.Spreadsheet.WorksheetDrawing wsd = a.WorksheetDrawing;
foreach (Draw.TwoCellAnchor tca in wsd.Elements <Draw.TwoCellAnchor>())
{
string tmp = tca.Descendants <Chart.ChartReference>().First().Id;
if (tmp == id)
{
tca.Remove();
}
}
}
//calcul dans li et col les dimensions du plus grand chart
public static void maxDimChart(WorksheetPart wsp, out int li, out int col)
{
Draw.WorksheetDrawing wsd = wsp.DrawingsPart.WorksheetDrawing;
int maxLi = 0, maxCol = 0;
foreach (Draw.TwoCellAnchor tca in wsd.Elements <Draw.TwoCellAnchor>())
{
int r = Convert.ToInt32(tca.ToMarker.RowId.Text) - Convert.ToInt32(tca.FromMarker.RowId.Text);
int c = Convert.ToInt32(tca.ToMarker.ColumnId.Text) - Convert.ToInt32(tca.FromMarker.ColumnId.Text);
if (r > maxLi)
{
maxLi = r;
}
if (c > maxCol)
{
maxCol = c;
}
}
li = maxLi + 1;
col = maxCol + 1;
}
public static ChartPart cloneChart(WorksheetPart worksheetPart, string chartTitle, int posLi, int posCol, int largeLi, int largeCol)
{
//Obtention de tous les ChartParts dans une enumeration
DrawingsPart dp = worksheetPart.DrawingsPart;
IEnumerable <ChartPart> cps = dp.ChartParts;
//Recherche la ChartPart qui porte le titre correspondant
ChartPart b = null;
foreach (ChartPart cp in cps)
{
if (cp.ChartSpace.Descendants <Chart.Chart>().First().Descendants <Chart.Title>().First().Descendants <DocumentFormat.OpenXml.Drawing.Run>().First().Text.Text == chartTitle)
{
b = cp;
}
}
DrawingsPart a = worksheetPart.DrawingsPart;
//Ajout de la nouvelle partie et copie
ChartPart x = a.AddNewPart <ChartPart>();
Stream stream = b.GetStream();
x.FeedData(stream);
string id = a.GetIdOfPart(b);
//Copie de l'ancre associée au graph original
Draw.TwoCellAnchor newAnchor = null;
DocumentFormat.OpenXml.Drawing.Spreadsheet.WorksheetDrawing wsd = a.WorksheetDrawing;
foreach (Draw.TwoCellAnchor tca in wsd.Elements <Draw.TwoCellAnchor>())
{
string tmp = tca.Descendants <Chart.ChartReference>().First().Id;
if (tmp == id)
{
newAnchor = (Draw.TwoCellAnchor)tca.CloneNode(true);
}
}
//positionnement de la nouvelle ancre
int r = Convert.ToInt32(newAnchor.ToMarker.RowId.Text) - Convert.ToInt32(newAnchor.FromMarker.RowId.Text);
int c = Convert.ToInt32(newAnchor.ToMarker.ColumnId.Text) - Convert.ToInt32(newAnchor.FromMarker.ColumnId.Text);
newAnchor.FromMarker.ColumnId = new Draw.ColumnId()
{
Text = "" + largeCol * posCol
};
newAnchor.ToMarker.ColumnId = new Draw.ColumnId()
{
Text = "" + (c + largeCol * posCol)
};
newAnchor.FromMarker.RowId = new Draw.RowId()
{
Text = "" + largeLi * posLi
};
newAnchor.ToMarker.RowId = new Draw.RowId()
{
Text = "" + (r + largeLi * posLi)
};
newAnchor.Descendants <Chart.ChartReference>().First().Id = a.GetIdOfPart(x);
wsd.Append(newAnchor);
return(x);
}