82 lines
2.2 KiB
C
82 lines
2.2 KiB
C
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//========= Copyright <20> 1996-2005, Valve Corporation, All rights reserved. ============//
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//
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// Purpose:
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//
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//=============================================================================//
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#ifndef GRAPHPANEL_H
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#define GRAPHPANEL_H
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#ifdef _WIN32
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#pragma once
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#endif
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#include <vgui_controls/Panel.h>
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#include "UtlLinkedList.h"
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#include "UtlVector.h"
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namespace vgui
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{
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//-----------------------------------------------------------------------------
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// Purpose: Holds and displays a chart
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//-----------------------------------------------------------------------------
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class GraphPanel : public Panel
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{
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DECLARE_CLASS_SIMPLE( GraphPanel, Panel );
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public:
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GraphPanel(Panel *parent, const char *name);
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// domain settings (x-axis settings)
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// sets the window of samples to display
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void SetDisplayDomainSize(float size);
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// sets the range of samples the graph should keep
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// should be set to the max you would set the display domain size
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void SetMaxDomainSize(float size);
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// sets the minimum domain that will be displayed; used to collapse samples
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void SetMinDomainSize(float size);
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// range settings (y-axis settings)
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void SetUseFixedRange(float lowRange, float highRange);
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void SetUseDynamicRange(float *rangeList, int numRanges);
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void GetDisplayedRange(float &lowRange, float &highRange);
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// adds an item to the end of the list
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// sampleEnd is assumed to be the trailing edge of the sample
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// assumes that the samples are fairly evenly spaced (not much more work to do to fix this though)
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void AddItem(float sampleEnd, float sampleValue);
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protected:
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virtual void Paint();
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virtual void PerformLayout();
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virtual void ApplySchemeSettings(IScheme *pScheme);
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private:
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int GetVisibleItemCount();
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struct Sample_t
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{
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float sampleEnd;
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float value;
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};
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CUtlLinkedList<Sample_t, int> m_Samples;
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// the window to show
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float m_flDomainSize;
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float m_flMaxDomainSize, m_flMinDomainSize;
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bool m_bMaxDomainSizeSet;
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// range
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float m_flLowRange, m_flHighRange;
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bool m_bUseDynamicRange;
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CUtlVector<float> m_RangeList;
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// rendering
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int m_iGraphBarWidth;
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int m_iGraphBarGapWidth;
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};
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} // namespace vgui
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#endif // GRAPHPANEL_H
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