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131 lines
4.7 KiB
C
131 lines
4.7 KiB
C
2 years ago
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// XTPChartLegendView.h
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//
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// This file is a part of the XTREME TOOLKIT PRO MFC class library.
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// (c)1998-2012 Codejock Software, All Rights Reserved.
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//
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// THIS SOURCE FILE IS THE PROPERTY OF CODEJOCK SOFTWARE AND IS NOT TO BE
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// RE-DISTRIBUTED BY ANY MEANS WHATSOEVER WITHOUT THE EXPRESSED WRITTEN
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// CONSENT OF CODEJOCK SOFTWARE.
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//
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// THIS SOURCE CODE CAN ONLY BE USED UNDER THE TERMS AND CONDITIONS OUTLINED
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// IN THE XTREME TOOLKIT PRO LICENSE AGREEMENT. CODEJOCK SOFTWARE GRANTS TO
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// YOU (ONE SOFTWARE DEVELOPER) THE LIMITED RIGHT TO USE THIS SOFTWARE ON A
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// SINGLE COMPUTER.
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//
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// CONTACT INFORMATION:
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// support@codejock.com
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// http://www.codejock.com
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//
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/////////////////////////////////////////////////////////////////////////////
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//{{AFX_CODEJOCK_PRIVATE
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#if !defined(__XTPCHARTLEGENDVIEW_H__)
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#define __XTPCHARTLEGENDVIEW_H__
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//}}AFX_CODEJOCK_PRIVATE
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#if _MSC_VER >= 1000
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#pragma once
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#endif // _MSC_VER >= 1000
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class CXTPChartFont;
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class CXTPChartElementView;
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class CXTPChartDeviceContext;
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class CXTPChartLegend;
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class CXTPChartDeviceContext;
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class CXTPChartDeviceCommand;
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class CXTPChartBorder;
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class CXTPChartFillStyle;
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class CXTPPropExchange;
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//===========================================================================
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// Summary:
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// This class abstracts the view of a legend and its child items in
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// a bounding rectangle context.
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// Remarks:
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// See Also:
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//===========================================================================
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class _XTP_EXT_CLASS CXTPChartLegendView : public CXTPChartElementView
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{
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public:
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//-----------------------------------------------------------------------
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// Summary:
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// Constructs a CXTPChartLegendView object.
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// Parameters:
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// pLegend - Pointer to a CXTPChartLegend object.
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// pParentView - Pointer to a CXTPChartElementView object.
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// Remarks:
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// See Also:
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//-----------------------------------------------------------------------
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CXTPChartLegendView(CXTPChartLegend* pLegend, CXTPChartElementView* pParentView);
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//-------------------------------------------------------------------------
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// Summary:
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// Destroys a CXTPChartLegendView object, handles cleanup
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//-------------------------------------------------------------------------
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virtual ~CXTPChartLegendView();
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public:
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//-------------------------------------------------------------------------
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// Summary:
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// This function create a CXTPChartDeviceCommand object, this object
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// represents the rendering of a legend in the chart.
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// Parameters:
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// pDC - Pointer to a CXTPChartDeviceContext object.
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// Returns:
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// Returns CXTPChartDeviceCommand object, this object handles
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// the rendering of an element in the chart.Here it handles
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// the drawing of the legend.
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// Remarks:
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// See Also:
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//-------------------------------------------------------------------------
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CXTPChartDeviceCommand* CreateDeviceCommand(CXTPChartDeviceContext* pDC);
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//-------------------------------------------------------------------------
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// Summary:
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// Function calculates the legend location in the chart based on the state
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// of the CXTPChartLegend object and it adjusts the chart layout accordingly.
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// Parameters:
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// pDC - Pointer to a CXTPChartDeviceContext object.
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// rcChart - The chart bounding rectangle.
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// Remarks:
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// See Also:
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//-------------------------------------------------------------------------
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void CalculateView(CXTPChartDeviceContext* pDC, CRect& rcChart);
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//-------------------------------------------------------------------------
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// Summary:
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// This member function calculates the legend's width and height based
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// on the number of legend items present.
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// Parameters:
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// pDC - Pointer to a CXTPChartDeviceContext object.
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// Returns:
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// The return value is a CSize object represents the height and width
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// of the legend.
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// Remarks:
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// See Also:
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//-------------------------------------------------------------------------
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CSize CalcSize(CXTPChartDeviceContext* pDC);
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//-------------------------------------------------------------------------
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// Summary:
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// Call this function to add a new legend item.
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// Parameters:
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// pItem - Pointer to a CXTPChartLegendItemView object.
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// Remarks:
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// See Also:
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//-------------------------------------------------------------------------
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void AddItem(CXTPChartLegendItemView* pItem);
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protected:
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CXTPChartLegend* m_pLegend; //Pointer to the legend object.
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CRect m_rcBounds; //The bounding rectangle of the legend.
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CArray<
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CXTPChartLegendItemView*,
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CXTPChartLegendItemView*
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> m_arrItems;//The list of legend items.
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};
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#endif //#if !defined(__XTPCHARTLEGENDVIEW_H__)
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