diff options
Diffstat (limited to 'game/client/hl1/hl1_hud_health.cpp')
| -rw-r--r-- | game/client/hl1/hl1_hud_health.cpp | 225 |
1 files changed, 225 insertions, 0 deletions
diff --git a/game/client/hl1/hl1_hud_health.cpp b/game/client/hl1/hl1_hud_health.cpp new file mode 100644 index 0000000..601081d --- /dev/null +++ b/game/client/hl1/hl1_hud_health.cpp @@ -0,0 +1,225 @@ +//========= Copyright Valve Corporation, All rights reserved. ============// +// +// Purpose: +// +// $NoKeywords: $ +// +//=============================================================================// +// +// Health.cpp +// +// implementation of CHudHealth class +// +#include "cbase.h" +#include "hud.h" +#include "hud_macros.h" +#include "view.h" + +#include "iclientmode.h" + +#include "hl1_hud_numbers.h" + +#include <KeyValues.h> +#include <vgui/ISurface.h> +#include <vgui/ISystem.h> +#include <vgui_controls/Panel.h> + +using namespace vgui; + +#include "hudelement.h" + +#include "convar.h" + +#define INIT_HEALTH -1 + +#define FADE_TIME 100 +#define MIN_ALPHA 100 + +//----------------------------------------------------------------------------- +// Purpose: Health panel +//----------------------------------------------------------------------------- +class CHudHealth : public CHudElement, public CHL1HudNumbers +{ + DECLARE_CLASS_SIMPLE( CHudHealth, CHL1HudNumbers ); + +public: + CHudHealth( const char *pElementName ); + + void Init( void ); + void VidInit( void ); + void Reset( void ); + void OnThink(); + void MsgFunc_Damage(bf_read &msg); + +private: + void Paint( void ); + void ApplySchemeSettings(vgui::IScheme *pScheme); + +private: + CHudTexture *icon_cross; + int m_iHealth; + float m_flFade; + int m_bitsDamage; +}; + +DECLARE_HUDELEMENT( CHudHealth ); +DECLARE_HUD_MESSAGE( CHudHealth, Damage ); + +//----------------------------------------------------------------------------- +// Purpose: Constructor +//----------------------------------------------------------------------------- +CHudHealth::CHudHealth( const char *pElementName ) : CHudElement( pElementName ), BaseClass(NULL, "HudHealth") +{ + SetHiddenBits( HIDEHUD_HEALTH | HIDEHUD_PLAYERDEAD | HIDEHUD_NEEDSUIT ); +} + +//----------------------------------------------------------------------------- +// Purpose: +//----------------------------------------------------------------------------- +void CHudHealth::Init() +{ + HOOK_HUD_MESSAGE( CHudHealth, Damage ); + Reset(); +} + +//----------------------------------------------------------------------------- +// Purpose: +//----------------------------------------------------------------------------- +void CHudHealth::Reset() +{ + m_iHealth = INIT_HEALTH; + m_flFade = 0; + m_bitsDamage = 0; +} + +//----------------------------------------------------------------------------- +// Purpose: +//----------------------------------------------------------------------------- +void CHudHealth::VidInit() +{ + Reset(); + BaseClass::VidInit(); +} + +//----------------------------------------------------------------------------- +// Purpose: +//----------------------------------------------------------------------------- +void CHudHealth::OnThink() +{ + int x = 0; + C_BasePlayer *local = C_BasePlayer::GetLocalPlayer(); + if ( local ) + { + // Never below zero + x = MAX( local->GetHealth(), 0 ); + } + + // Only update the fade if we've changed health + if ( x == m_iHealth ) + { + return; + } + + m_flFade = FADE_TIME; + m_iHealth = x; +} + +void CHudHealth::Paint() +{ + Color clrHealth; + int a; + int x; + int y; + + BaseClass::Paint(); + + if ( !icon_cross ) + { + icon_cross = gHUD.GetIcon( "cross" ); + } + + if ( !icon_cross ) + { + return; + } + + // Has health changed? Flash the health # + if ( m_flFade ) + { + m_flFade -= ( gpGlobals->frametime * 20 ); + if ( m_flFade <= 0 ) + { + a = MIN_ALPHA; + m_flFade = 0; + } + else + { + // Fade the health number back to dim + a = MIN_ALPHA + ( m_flFade / FADE_TIME ) * 128; + } + } + else + { + a = MIN_ALPHA; + } + + // If health is getting low, make it bright red + if ( m_iHealth <= 15 ) + a = 255; + + if (m_iHealth > 25) + { + int r, g, b, nUnused; + + (gHUD.m_clrYellowish).GetColor( r, g, b, nUnused ); + clrHealth.SetColor( r, g, b, a ); + } + else + { + clrHealth.SetColor( 250, 0, 0, a ); + } + + int nFontWidth = GetNumberFontWidth(); + int nFontHeight = GetNumberFontHeight(); + int nCrossWidth = icon_cross->Width(); + + x = nCrossWidth / 2; + y = GetTall() - ( nFontHeight * 1.5 ); + + icon_cross->DrawSelf( x, y, clrHealth ); + + x = nCrossWidth + ( nFontWidth / 2 ); + + x = DrawHudNumber( x, y, m_iHealth, clrHealth ); + + x += nFontWidth / 2; + + int iHeight = nFontHeight; + int iWidth = nFontWidth / 10; + + clrHealth.SetColor( 255, 160, 0, a ); + vgui::surface()->DrawSetColor( clrHealth ); + vgui::surface()->DrawFilledRect( x, y, x + iWidth, y + iHeight ); +} + +//----------------------------------------------------------------------------- +// Purpose: +//----------------------------------------------------------------------------- +void CHudHealth::MsgFunc_Damage(bf_read &msg) +{ + msg.ReadByte(); // armor + msg.ReadByte(); // health + msg.ReadLong(); // damage bits + + Vector vecFrom; + + vecFrom.x = msg.ReadBitCoord(); + vecFrom.y = msg.ReadBitCoord(); + vecFrom.z = msg.ReadBitCoord(); +} + +void CHudHealth::ApplySchemeSettings(vgui::IScheme *pScheme) +{ + BaseClass::ApplySchemeSettings(pScheme); + SetPaintBackgroundEnabled(false); +} |