A 2D Graph Component With Zoom Capability

import "C:\Program Files\Microsoft Visual Studio .NET 2003\Vc7\PlatformSDK\include\prsht.idl";
import "C:\Program Files\Microsoft Visual Studio .NET 2003\Vc7\PlatformSDK\include\mshtml.idl";
import "c:\program files\microsoft visual studio .net 2003\vc7\platformsdk\include\dimm.idl";
import "C:\Program Files\Microsoft Visual Studio .NET 2003\Vc7\PlatformSDK\include\mshtmhst.idl";
import "c:\program files\microsoft visual studio .net 2003\vc7\platformsdk\include\docobj.idl";
import "C:\Program Files\Microsoft Visual Studio .NET 2003\Vc7\PlatformSDK\include\exdisp.idl";
import "C:\Program Files\Microsoft Visual Studio .NET 2003\Vc7\PlatformSDK\include\objsafe.idl";

[
	object,
	uuid(1EECA078-14D3-427D-AEA5-F9342ABBFC7C),
	dual,
	helpstring("ISmartGraph Interface"),
	pointer_default(unique)
] 
#line 26 "e:\\mine\\projects\\my articles sent to code project\\smartgraph\\smartgraph.h"
interface ISmartGraph : IDispatch {
#line 29 "e:\\mine\\projects\\my articles sent to code project\\smartgraph\\smartgraph.h"
	[propput,bindable,requestedit,id((-501))] HRESULT  BackColor([in] OLE_COLOR clr);
#line 31 "e:\\mine\\projects\\my articles sent to code project\\smartgraph\\smartgraph.h"
	[propget,bindable,requestedit,id((-501))] HRESULT  BackColor([out,retval] OLE_COLOR *pclr);
#line 33 "e:\\mine\\projects\\my articles sent to code project\\smartgraph\\smartgraph.h"
	[propput,bindable,requestedit,id((-503))] HRESULT  BorderColor([in] OLE_COLOR clr);
#line 35 "e:\\mine\\projects\\my articles sent to code project\\smartgraph\\smartgraph.h"
	[propget,bindable,requestedit,id((-503))] HRESULT  BorderColor([out,retval] OLE_COLOR *pclr);
#line 37 "e:\\mine\\projects\\my articles sent to code project\\smartgraph\\smartgraph.h"
	[propput,bindable,requestedit,id((-513))] HRESULT  ForeColor([in] OLE_COLOR clr);
#line 39 "e:\\mine\\projects\\my articles sent to code project\\smartgraph\\smartgraph.h"
	[propget,bindable,requestedit,id((-513))] HRESULT  ForeColor([out,retval] OLE_COLOR *pclr);
	[propget,id(1),helpstring("property Title")] HRESULT  Title([out,retval] BSTR *pVal );
	[propput,id(1),helpstring("property Title")] HRESULT  Title([in] BSTR newVal);
	[propget,id(2),helpstring("property xLable")] HRESULT  xLable([out,retval] BSTR *pVal );
	[propput,id(2),helpstring("property xLable")] HRESULT  xLable([in] BSTR newVal);
	[propget,id(3),helpstring("property yLable")] HRESULT  yLable([out,retval] BSTR *pVal );
	[propput,id(3),helpstring("property yLable")] HRESULT  yLable([in] BSTR newVal);
	[propget,id(4),helpstring("property Columns")] HRESULT  Columns([out,retval] LONG *pVal);
	[propput,id(4),helpstring("property Columns")] HRESULT  Columns([in] LONG newVal);
	[propget,id(5),helpstring("property Rows")] HRESULT  Rows([out,retval] LONG *pVal);
	[propput,id(5),helpstring("property Rows")] HRESULT  Rows([in] LONG newVal);
	[propget,id(6),helpstring("property MarginBottom")] HRESULT  MarginBottom([out,retval] LONG *pVal);
	[propput,id(6),helpstring("property MarginBottom")] HRESULT  MarginBottom([in] LONG newVal);
	[propget,id(7),helpstring("property MarginTop")] HRESULT  MarginTop([out,retval] LONG *pVal);
	[propput,id(7),helpstring("property MarginTop")] HRESULT  MarginTop([in] LONG newVal);
	[propget,id(8),helpstring("property MarginRight")] HRESULT  MarginRight([out,retval] LONG *pVal);
	[propput,id(8),helpstring("property MarginRight")] HRESULT  MarginRight([in] LONG newVal);
	[propget,id(9),helpstring("property MarginLeft")] HRESULT  MarginLeft([out,retval] LONG *pVal);
	[propput,id(9),helpstring("property MarginLeft")] HRESULT  MarginLeft([in] LONG newVal);
	[id(10),helpstring("method SetData")] HRESULT  SetData([in] DOUBLE *xData, [in] DOUBLE *yData, [in] LONG NumOfPoints, [in] VARIANT_BOOL bResample);
	[id(11),helpstring("method SetDataWithDetail")] HRESULT  SetData2([in] DOUBLE *xData, [in] DOUBLE *yData, [in] LONG NumOfPoints, [in] DOUBLE xMin, [in] DOUBLE xMax, [in] DOUBLE yMin, [in] DOUBLE yMax, [in] VARIANT_BOOL bResample);
#line 61 "e:\\mine\\projects\\my articles sent to code project\\smartgraph\\smartgraph.h"
	[id(12),helpstring("method ShowGrid")] HRESULT  ShowGrid([in] VARIANT_BOOL bShow);
	[id(13),helpstring("method UpdateGraph")] HRESULT  UpdateGraph();
	[id(14),helpstring("method SetPlotType")] HRESULT  SetPlotType([in] LONG nType);
	[id(15),helpstring("method GetPlotRect")] HRESULT  GetPlotRect([out] LONG *left, [out] LONG *top, [out] LONG *right, [out] LONG *bottom);
	[id(16),helpstring("method GetClientRect")] HRESULT  GetClientRect([out] LONG *left, [out] LONG *top, [out] LONG *right, [out] LONG *bottom);
	[id(17),helpstring("method ZoomIn")] HRESULT  ZoomIn([in] LONG FromSample, [in] LONG ToSample);
	[id(18),helpstring("method ZoomInByPercent")] HRESULT  ZoomInByPercent([in] DOUBLE FromPercent, [in] DOUBLE ToPercent);
	[id(19),helpstring("method ZoomOut")] HRESULT  ZoomOut();
	[id(20),helpstring("Resets graph view to original view"),helpcontext(20)] HRESULT  Reset();
	[id(21),helpstring("method GetDisplayedRange")] HRESULT  GetDisplayedRange([out] LONGLONG *nStartSample, [out] LONGLONG *nEndSample);
	[id(22),helpstring("method SetLegendText")] HRESULT  SetLegendText([in] BSTR strText, [in]LONG top, [in]LONG left, [in]LONG bottom, [in]LONG right);
	[id(23),helpstring("method SetParentWnd")] HRESULT  SetParentWnd([in] OLE_HANDLE hWnd);
	[id(24),helpstring("method GetPlotType")] HRESULT  GetPlotType([in]LONG *PlotType);
};


[ version(1.0), uuid(EF8E3F70-D54A-4B7D-A6EB-1D47794BEF45), helpstring("Graph 1.0 Type Library") ]
library Graph
{
	importlib("stdole2.tlb");
	importlib("olepro32.dll");

	[
		uuid(1F12078D-03B2-4C25-84CA-3191E7DF3FFB),
		helpstring("_ISmartGraphEvents Interface")
	] 
#line 84 "e:\\mine\\projects\\my articles sent to code project\\smartgraph\\smartgraph.h"
	dispinterface _ISmartGraphEvents {
	properties:

	methods:
		[id(1),helpstring("method LButtonDown")] HRESULT  LButtonDown([in] LONG xPos, [in]LONG yPos, [in]LONGLONG wParam);
		[id(2),helpstring("method LButtonUp")] HRESULT  LButtonUp([in] LONG xPos, [in]LONG yPos, [in]LONGLONG wParam);
		[id(3),helpstring("method MouseMove")] HRESULT  MouseMove([in] LONG xPos, [in]LONG yPos, [in]LONGLONG wParam);
	};

	[
		version(1.0),
		uuid(A2919A75-B379-4BBD-8D95-15BEB3BAA140),
		helpstring("SmartGraph Class")
	] 
#line 103 "e:\\mine\\projects\\my articles sent to code project\\smartgraph\\smartgraph.h"
	coclass SmartGraph {
		interface ISmartGraph;
		[default, source]	interface _ISmartGraphEvents;
	};

}