sqwarmed/sdk_src/public/vgui_controls/GraphPanel.h

82 lines
2.2 KiB
C++

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