Modified source engine (2017) developed by valve and leaked in 2020. Not for commercial purporses
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//========= Copyright Valve Corporation, All rights reserved. ============//
//
// Purpose: This is a panel which draws a viewcone
//
// $Revision: $
// $NoKeywords: $
//=============================================================================//
#ifndef VIEWCONEIMAGE_H
#define VIEWCONEIMAGE_H
#include "shareddefs.h"
#include "vgui_bitmapimage.h"
namespace vgui
{
class Panel;
}
class C_BaseEntity;
class KeyValues;
//-----------------------------------------------------------------------------
// A bitmap that renders a view cone based on angles
//-----------------------------------------------------------------------------
class CViewConeImage
{
public:
// initialization
bool Init( vgui::Panel *pParent, KeyValues* pInitData );
// Paint the sucka
void Paint( float yaw );
void SetColor( int r, int g, int b );
private:
BitmapImage m_Image;
};
//-----------------------------------------------------------------------------
// Helper method to initialize a view cone image from KeyValues data..
// KeyValues contains the bitmap data, pSectionName, if it exists,
// indicates which subsection of pInitData should be looked at to get at the
// image data. The final argument is the bitmap image to initialize.
// The function returns true if it succeeded.
//
// NOTE: This function looks for the key values 'material' and 'color'
// and uses them to set up the material + modulation color of the image
//-----------------------------------------------------------------------------
bool InitializeViewConeImage( KeyValues *pInitData, const char* pSectionName,
vgui::Panel *pParent, CViewConeImage* pViewConeImage );
#endif // VIEWCONEIMAGE_H