Chris Danford
134 lines
3.7 KiB
C++
134 lines
3.7 KiB
C++
#include "stdafx.h"
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/*
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-----------------------------------------------------------------------------
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Class: FontManager
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Desc: Interface for loading and releasing textures.
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Copyright (c) 2001-2002 by the person(s) listed below. All rights reserved.
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-----------------------------------------------------------------------------
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*/
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//-----------------------------------------------------------------------------
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// Includes
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//-----------------------------------------------------------------------------
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#include "FontManager.h"
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#include "Font.h"
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#include "RageUtil.h"
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#include "RageLog.h"
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#include "ErrorCatcher/ErrorCatcher.h"
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FontManager* FONT = NULL;
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//-----------------------------------------------------------------------------
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// constructor/destructor
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//-----------------------------------------------------------------------------
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FontManager::FontManager()
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{
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}
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FontManager::~FontManager()
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{
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// delete all textures
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POSITION pos = m_mapPathToFont.GetStartPosition();
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CString sFontFilePath;
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Font* pFont;
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while( pos != NULL ) // iterate over all k/v pairs in map
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{
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m_mapPathToFont.GetNextAssoc( pos, sFontFilePath, pFont );
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LOG->WriteLine( "FONT LEAK: '%s', RefCount = %d.", sFontFilePath, pFont->m_iRefCount );
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SAFE_DELETE( pFont );
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}
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m_mapPathToFont.RemoveAll();
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}
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//-----------------------------------------------------------------------------
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// Load/Unload textures from disk
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//-----------------------------------------------------------------------------
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Font* FontManager::LoadFont( CString sFontFilePath )
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{
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sFontFilePath.MakeLower();
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// LOG->WriteLine( "FontManager::LoadFont(%s).", sFontFilePath );
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// Convert the path to lowercase so that we don't load duplicates.
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// Really, this does not solve the duplicate problem. We could have to copies
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// of the same bitmap if there are equivalent but different paths
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// (e.g. "graphics\blah.png" and "..\stepmania\graphics\blah.png" ).
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Font* pFont = NULL;
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if( m_mapPathToFont.Lookup( sFontFilePath, pFont ) ) // if the texture already exists in the map
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{
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LOG->WriteLine( ssprintf("FontManager: The Font '%s' now has %d references.", sFontFilePath, pFont->m_iRefCount) );
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pFont->m_iRefCount++;
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}
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else // the texture is not already loaded
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{
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CString sDrive, sDir, sFName, sExt;
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splitpath( FALSE, sFontFilePath, sDrive, sDir, sFName, sExt );
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pFont = (Font*) new Font( sFontFilePath );
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LOG->WriteLine( "FontManager: Loading '%s' from disk.", sFontFilePath);
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m_mapPathToFont.SetAt( sFontFilePath, pFont );
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}
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return pFont;
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}
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bool FontManager::IsFontLoaded( CString sFontFilePath )
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{
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sFontFilePath.MakeLower();
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Font* pFont;
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if( m_mapPathToFont.Lookup( sFontFilePath, pFont ) ) // if the texture exists in the map
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return true;
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else
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return false;
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}
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void FontManager::UnloadFont( CString sFontFilePath )
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{
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sFontFilePath.MakeLower();
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// LOG->WriteLine( "FontManager::UnloadTexture(%s).", sFontFilePath );
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if( sFontFilePath == "" )
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{
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LOG->WriteLine( "FontManager::UnloadTexture(): tried to Unload a blank" );
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return;
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}
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Font* pFont;
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if( m_mapPathToFont.Lookup( sFontFilePath, pFont ) ) // if the texture exists in the map
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{
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pFont->m_iRefCount--;
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if( pFont->m_iRefCount == 0 ) // there are no more references to this texture
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{
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LOG->WriteLine( ssprintf("FontManager: '%s' will be deleted. It has %d references.", sFontFilePath, pFont->m_iRefCount) );
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SAFE_DELETE( pFont ); // free the texture
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m_mapPathToFont.RemoveKey( sFontFilePath ); // and remove the key in the map
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}
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else
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{
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LOG->WriteLine( ssprintf("FontManager: '%s' will not be deleted. It still has %d references.", sFontFilePath, pFont->m_iRefCount) );
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}
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}
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else // lookup failed
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{
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FatalError( ssprintf("Tried to Unload a font that wasn't loaded. '%s'", sFontFilePath) );
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}
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}
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