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more bitmap font work

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This commit is contained in:
Glenn Maynard
2003-01-04 05:20:40 +00:00
parent db04a85622
commit 912d43cb9d
5 changed files with 114 additions and 70 deletions
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stepmania/src/FontManager.cpp
+66 -44
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@@ -57,67 +57,89 @@ Font* FontManager::LoadFont( CString sFontOrTextureFilePath, CString sChars )
// of the same bitmap if there are equivalent but different paths
// (e.g. "graphics\blah.png" and "..\stepmania\graphics\blah.png" ).
Font* pFont = NULL;
std::map<CString, Font*>::iterator p = m_mapPathToFont.find(sFontOrTextureFilePath);
map<CString, Font*>::iterator p = m_mapPathToFont.find(sFontOrTextureFilePath);
if(p != m_mapPathToFont.end()) {
// LOG->Trace( ssprintf("FontManager: The Font '%s' now has %d references.", sFontFilePath.GetString(), pFont->m_iRefCount) );
pFont=p->second;
Font *pFont=p->second;
pFont->m_iRefCount++;
return pFont;
}
else // the texture is not already loaded
{
CString sDrive, sDir, sFName, sExt;
splitpath( false, sFontOrTextureFilePath, sDrive, sDir, sFName, sExt );
// the texture is not already loaded
CString sDrive, sDir, sFName, sExt;
splitpath( false, sFontOrTextureFilePath, sDrive, sDir, sFName, sExt );
if( sChars == "" )
pFont = (Font*) new Font( sFontOrTextureFilePath );
else
pFont = (Font*) new Font( sFontOrTextureFilePath, sChars );
Font* pFont = new Font;
FontPage *fp = new FontPage;
IniFile ini;
int expect;
if( sChars == "" )
{
/* Default to 0..255. */
for( int i=0; i<256; i++ )
fp->m_iCharToGlyphNo[i] = i;
// Find .ini widths path from texture path
CString sDir, sFileName, sExtension;
splitrelpath( sFontOrTextureFilePath, sDir, sFileName, sExtension );
const CString sIniPath = sDir + sFileName + ".ini";
ini.SetPath( sIniPath );
ini.ReadFile();
ini.RenameKey("Char Widths", "main");
expect = 256;
}
else
{
/* Map characters to frames; we don't actually have an INI. */
for( int i=0; i<sChars.GetLength(); i++ )
{
char c = sChars[i];
fp->m_iCharToGlyphNo[c] = i;
}
expect = sChars.GetLength();
}
fp->Load(sFontOrTextureFilePath, ini);
if( fp->m_pTexture->GetNumFrames() != expect )
RageException::Throw( "The font '%s' has %d frames; expected %i frames.",
fp->m_pTexture->GetNumFrames(), expect );
// LOG->Trace( "FontManager: Loading '%s' from disk.", sFontFilePath.GetString());
m_mapPathToFont[sFontOrTextureFilePath] = pFont;
}
pFont->AddPage(fp);
m_mapPathToFont[sFontOrTextureFilePath] = pFont;
pFont->LoadINI(ini);
return pFont;
}
bool FontManager::IsFontLoaded( CString sFontFilePath )
void FontManager::UnloadFont( Font *fp )
{
sFontFilePath.MakeLower();
return m_mapPathToFont.find(sFontFilePath) != m_mapPathToFont.end();
}
void FontManager::UnloadFont( CString sFontFilePath )
{
sFontFilePath.MakeLower();
// LOG->Trace( "FontManager::UnloadTexture(%s).", sFontFilePath.GetString() );
if( sFontFilePath == "" )
for( std::map<CString, Font*>::iterator i = m_mapPathToFont.begin();
i != m_mapPathToFont.end(); ++i)
{
// LOG->Trace( "FontManager::UnloadTexture(): tried to Unload a blank" );
return;
}
if(i->second == fp)
{
i->second->m_iRefCount--;
Font* pFont;
std::map<CString, Font*>::iterator p = m_mapPathToFont.find(sFontFilePath);
if(p == m_mapPathToFont.end())
RageException::Throw( "Tried to Unload a font that wasn't loaded. '%s'", sFontFilePath.GetString() );
pFont=p->second;
pFont->m_iRefCount--;
if( pFont->m_iRefCount != 0 )
{
// LOG->Trace( "FontManager: '%s' will not be deleted. It still has %d references.", sFontFilePath.GetString(), pFont->m_iRefCount );
return;
}
// There are no more references to this texture.
if( fp->m_iRefCount == 0 )
{
delete i->second; // free the texture
m_mapPathToFont.erase( i ); // and remove the key in the map
}
// LOG->Trace( "FontManager: '%s' will be deleted. It has %d references.", sFontFilePath.GetString(), pFont->m_iRefCount );
SAFE_DELETE( pFont ); // free the texture
m_mapPathToFont.erase( p ); // and remove the key in the map
return;
}
}
RageException::Throw( "Unloaded an unknown font (%p)", fp );
}