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| author | Joe Ludwig <[email protected]> | 2013-06-26 15:22:04 -0700 |
|---|---|---|
| committer | Joe Ludwig <[email protected]> | 2013-06-26 15:22:04 -0700 |
| commit | 39ed87570bdb2f86969d4be821c94b722dc71179 (patch) | |
| tree | abc53757f75f40c80278e87650ea92808274aa59 /mp/src/game/client/hud_element_helper.cpp | |
| download | source-sdk-2013-39ed87570bdb2f86969d4be821c94b722dc71179.tar.xz source-sdk-2013-39ed87570bdb2f86969d4be821c94b722dc71179.zip | |
First version of the SOurce SDK 2013
Diffstat (limited to 'mp/src/game/client/hud_element_helper.cpp')
| -rw-r--r-- | mp/src/game/client/hud_element_helper.cpp | 89 |
1 files changed, 89 insertions, 0 deletions
diff --git a/mp/src/game/client/hud_element_helper.cpp b/mp/src/game/client/hud_element_helper.cpp new file mode 100644 index 00000000..d06d241c --- /dev/null +++ b/mp/src/game/client/hud_element_helper.cpp @@ -0,0 +1,89 @@ +//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: Helper for the CHudElement class to add themselves to the list of hud elements
+//
+// $NoKeywords: $
+//=============================================================================//
+#include "cbase.h"
+#include "hud_element_helper.h"
+
+// memdbgon must be the last include file in a .cpp file!!!
+#include "tier0/memdbgon.h"
+
+// Start with empty list
+CHudElementHelper *CHudElementHelper::m_sHelpers = NULL;
+
+//-----------------------------------------------------------------------------
+// Purpose: Constructs a technology factory
+// Input : pfnCreate - fn Ptr to the constructor for this element
+// depth - determines position in the creation list, 100 is farthest into the screen
+// 0 is nearest, default is 50
+//
+//-----------------------------------------------------------------------------
+CHudElementHelper::CHudElementHelper( CHudElement *( *pfnCreate )( void ), int depth )
+{
+ //Insert into the list based on depth
+
+ //List is empty, or element belongs at front, insert here
+ if( m_sHelpers == NULL || depth >= m_sHelpers->m_iDepth )
+ {
+ m_pNext = m_sHelpers;
+ m_sHelpers = this;
+ }
+ else
+ {
+ //Scan to insert in decreasing depth order
+ CHudElementHelper *pPrev = m_sHelpers;
+ CHudElementHelper *pCurrent = m_sHelpers->m_pNext;
+
+ while( pCurrent != NULL && depth < pCurrent->m_iDepth )
+ {
+ pPrev = pCurrent;
+ pCurrent = pCurrent->m_pNext;
+ }
+
+ pPrev->m_pNext = this;
+ m_pNext = pCurrent;
+ }
+
+ m_iDepth = depth;
+
+ // Set attributes
+ assert( pfnCreate );
+ m_pfnCreate = pfnCreate;
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: Returns next object in list
+// Output : CHudElementHelper
+//-----------------------------------------------------------------------------
+CHudElementHelper *CHudElementHelper::GetNext( void )
+{
+ return m_pNext;
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: Static class creation factory
+// Searches list of registered factories for a match and then instances the
+// requested technology by name
+// Input : *name -
+// Output : CBaseTFTechnology
+//-----------------------------------------------------------------------------
+void CHudElementHelper::CreateAllElements( void )
+{
+ // Start of list
+ CHudElementHelper *p = m_sHelpers;
+ while ( p )
+ {
+ // Dispatch creation function directly
+ CHudElement *( *fCreate )( void ) = p->m_pfnCreate;
+ CHudElement *newElement = (fCreate)();
+ if ( newElement )
+ {
+ gHUD.AddHudElement( newElement );
+ }
+
+ p = p->GetNext();
+ }
+}
+
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