3.3.14 Plot with Shared Data Filter Object

Plot with Shared Data Filter Object

This example to show how to create new plot using Shared Data Filter Object

//pp_flt(2, 5, 3, "3:"between(11,15)"", 4, "3:"between(1700,2200)"")
void pp_flt(int nx=1, int ny=0, int nShDF1 = -1, string strShDF1 = "", int nShDF2 = -1, string strShDF2 = "", int nPlotType = 201)
{
	Worksheet		wks = Project.ActiveLayer();
	if(!wks)
		return;
	string strBook, strSheet;
	wks.GetPage().GetName(strBook);
	wks.GetName(strSheet);

	DWORD			dwAuxTypeInfo, dwLTPlotInfo;
	string			strColPattern;
	uint			nExVal = 0;
	Tree			tr;
	vector<string>	vsWksPages;
	vector<string>	vsLayers;
	vsWksPages.Add(strBook);
	vsLayers.Add(strSheet);
	vector<string> vsCols;
	vector<uint> vpdesig;
	Column cx = wks.Columns(nx);
	Column cy = wks.Columns(ny);
	string strName;
	
	cx.GetName(strName);
	vsCols.Add(strName);
	vpdesig.Add(COLDESIG_X);
	
	cy.GetName(strName);
	vsCols.Add(strName);
	vpdesig.Add(COLDESIG_Y);
	
	IntArray		arrFilterCols;
	vector<string>	vsShDFs;
	if (0 <= nShDF1)
	{
		arrFilterCols.Add(nShDF1);
		vsShDFs.Add(strShDF1);
	}
	if (0 <= nShDF2)
	{
		arrFilterCols.Add(nShDF2);
		vsShDFs.Add(strShDF2);
	}
	for (int iShDF = 0; iShDF < arrFilterCols.GetSize(); iShDF++)
	{
		if (0 <= arrFilterCols[iShDF] && !vsShDFs[iShDF].IsEmpty())
		{
			Column cFilter = wks.Columns(arrFilterCols[iShDF]);
			if (cFilter.IsValid())
			{
				cFilter.GetName(strName);
				vsCols.Add(strName);
				vpdesig.Add(COLDESIG_FILTER);
			}
			else
				ASSERT(FALSE);
		}
		else
			ASSERT(FALSE);
	}
	
	DWORD dwCntrl = DPEDTVIEW_HIDE_LIMITS;
	int				nn = get_plot_type_info(nPlotType, EXIST_WKS, 0, dwAuxTypeInfo, dwLTPlotInfo, strColPattern);
	int	nRet =  0 == Project.MakeDataplotsTree(tr, nn, dwAuxTypeInfo, dwLTPlotInfo, strColPattern, nExVal, vpdesig, vsWksPages, vsLayers, vsCols, dwCntrl
				, NULL
				, &vsShDFs	
				);
	
	GraphPage gp;
	gp.Create("scatter");  // create scatter graph	
	GraphLayer gl = gp.Layers(0);
	TreeNode		trLayer = tr.FirstNode;
	int				nNumPlotsAdded = gl.AddPlots(trLayer, ADDPLOTSFROMTREE_NEW);
	gl.Rescale();

}