pjs/cmd/winfe/cvffc.cpp

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* The contents of this file are subject to the Netscape Public License
* Version 1.0 (the "NPL"); you may not use this file except in
* compliance with the NPL. You may obtain a copy of the NPL at
* http://www.mozilla.org/NPL/
*
* Software distributed under the NPL is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
* for the specific language governing rights and limitations under the
* NPL.
*
* The Initial Developer of this code under the NPL is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All Rights
* Reserved.
*/
/* , 1997 */
//--------------------------------------------------------------------------------------------------------
// Author: Frank Tang ftang@netscape.com x2913
//
// Virtual Font Cacahe used for Unicode rendering
//--------------------------------------------------------------------------------------------------------
#include "stdafx.h"
#include "cvffc.h"
//------------------------------------------------------------------------------------------------
//
// CVirtualFontFontCache
//
//------------------------------------------------------------------------------------------------
CMapWordToOb* CVirtualFontFontCache::m_cache = NULL;
//#ifdef netscape_font_module
CMapWordToOb* CVirtualFontFontCache::m_Cyacache = NULL;
//#endif //netscape_font_module
void CVirtualFontFontCache::Init()
{
CVirtualFontFontCache::m_cache = NULL;
// CVirtualFontFontCache::m_Cyacache = NULL;
}
void CVirtualFontFontCache::Exit()
{
CVirtualFontFontCache::Reset();
}
//------------------------------------------------------------------------------------------------
//
// CVirtualFontFontCache::Get
//
//------------------------------------------------------------------------------------------------
#define STYLEKEY(f,b,i,u) ( ((f) ? 8 : 0) | ((b) ? 4 : 0) | ((i) ? 2 : 0) | ((u) ? 1 : 0) )
BOOL CVirtualFontFontCache::Get(int16 encoding, int size, BOOL fixed, BOOL bold, BOOL italic, BOOL underline, CFont*& pFont )
{
if(CVirtualFontFontCache::m_cache)
{
CMapWordToOb* pSizecache;
if(CVirtualFontFontCache::m_cache->Lookup(encoding, (CObject*&)pSizecache))
{
CMapWordToOb* pStylecache;
if(pSizecache->Lookup(size, (CObject*&)pStylecache))
{
BOOL ret = pStylecache->Lookup( STYLEKEY(fixed,bold,italic,underline), (CObject*&)pFont);
return ret;
}
}
}
return FALSE;
}
//#ifdef netscape_font_module
BOOL CVirtualFontFontCache::Get(int16 encoding, int size, BOOL fixed, BOOL bold,
BOOL italic, BOOL underline, CyaFont*& pFont )
{
if(CVirtualFontFontCache::m_Cyacache)
{
CMapWordToOb* pSizecache;
if(CVirtualFontFontCache::m_Cyacache->Lookup(encoding, (CObject*&)pSizecache))
{
CMapWordToOb* pStylecache;
if(pSizecache->Lookup(size, (CObject*&)pStylecache))
{
BOOL ret = pStylecache->Lookup( STYLEKEY(fixed,bold,italic,underline), (CObject*&)pFont);
return ret;
}
}
}
return FALSE;
}
//#endif //netscape_font_module
//------------------------------------------------------------------------------------------------
//
// CVirtualFontFontCache::Add
//
//------------------------------------------------------------------------------------------------
BOOL CVirtualFontFontCache::Add(int16 encoding, int size, BOOL fixed, BOOL bold, BOOL italic, BOOL underline, CFont*& pFont )
{
ASSERT(pFont);
if(! CVirtualFontFontCache::m_cache)
{
// *** Fix me, we better tune the init of pSizecache
VERIFY(CVirtualFontFontCache::m_cache = new CMapWordToOb);
if(CVirtualFontFontCache::m_cache == NULL )
return FALSE;
}
CMapWordToOb* pSizecache;
if(! CVirtualFontFontCache::m_cache->Lookup(encoding, (CObject*&)pSizecache))
{
// *** Fix me, we better tune the init of pSizecache
VERIFY(pSizecache = new CMapWordToOb);
if(pSizecache == NULL)
return FALSE;
CVirtualFontFontCache::m_cache->SetAt(encoding, (CObject*&)pSizecache);
}
CMapWordToOb* pStylecache;
if(! pSizecache->Lookup(size, (CObject*&)pStylecache))
{
// *** Fix me, we better tune the init of pSizecache
VERIFY(pStylecache = new CMapWordToOb);
if(pStylecache == NULL )
return FALSE;
pSizecache->SetAt(size, (CObject*&)pStylecache);
}
pStylecache->SetAt(STYLEKEY(fixed,bold,italic,underline), (CObject*&)pFont);
return TRUE;
}
//#ifdef netscape_font_module
BOOL CVirtualFontFontCache::Add(int16 encoding, int size, BOOL fixed, BOOL bold,
BOOL italic, BOOL underline, CyaFont*& pFont )
{
ASSERT(pFont);
if(! CVirtualFontFontCache::m_Cyacache)
{
// *** Fix me, we better tune the init of pSizecache
VERIFY(CVirtualFontFontCache::m_Cyacache = new CMapWordToOb);
if(CVirtualFontFontCache::m_Cyacache == NULL )
return FALSE;
}
CMapWordToOb* pSizecache;
if(! CVirtualFontFontCache::m_Cyacache->Lookup(encoding, (CObject*&)pSizecache))
{
// *** Fix me, we better tune the init of pSizecache
VERIFY(pSizecache = new CMapWordToOb);
if(pSizecache == NULL)
return FALSE;
CVirtualFontFontCache::m_Cyacache->SetAt(encoding, (CObject*&)pSizecache);
}
CMapWordToOb* pStylecache;
if(! pSizecache->Lookup(size, (CObject*&)pStylecache))
{
// *** Fix me, we better tune the init of pSizecache
VERIFY(pStylecache = new CMapWordToOb);
if(pStylecache == NULL )
return FALSE;
pSizecache->SetAt(size, (CObject*&)pStylecache);
}
pStylecache->SetAt(STYLEKEY(fixed,bold,italic,underline), (CObject*&)pFont);
return TRUE;
}
//#endif //netscape_font_module
//------------------------------------------------------------------------------------------------
//
// CVirtualFontFontCache::Reset
//
//------------------------------------------------------------------------------------------------
void CVirtualFontFontCache::Reset()
{
CMapWordToOb* pEncodingcache = CVirtualFontFontCache::m_cache;
CVirtualFontFontCache::m_cache = NULL;
// we should really lock this function
if(pEncodingcache)
{
int16 encoding;
CMapWordToOb* pSizecache;
POSITION i;
for(i = pEncodingcache->GetStartPosition(); i != NULL;)
{
pEncodingcache->GetNextAssoc(i, (WORD&)encoding, (CObject*&)pSizecache);
// pEncodingcache->RemoveKey(encoding);
ASSERT(pSizecache);
if(pSizecache)
{
POSITION j;
for(j = pSizecache->GetStartPosition(); j != NULL;)
{
int size;
CMapWordToOb* pStylecache;
pSizecache->GetNextAssoc(j, (WORD&)size, (CObject*&)pStylecache);
// pSizecache->RemoveKey(size);
ASSERT(pStylecache);
if(pStylecache)
{
POSITION k;
for(k = pStylecache->GetStartPosition(); k != NULL;)
{
WORD style;
CFont* pFont = NULL;
pStylecache->GetNextAssoc(k, style, (CObject*&)pFont);
// pStylecache->RemoveKey(style);
ASSERT(pFont);
if(pFont)
{
delete pFont;
}
} // for each style
pStylecache->RemoveAll();
ASSERT( pStylecache->GetCount() == 0);
ASSERT( pStylecache->IsEmpty());
delete pStylecache;
}
} // for each size
pSizecache->RemoveAll();
ASSERT( pSizecache->GetCount() == 0);
ASSERT( pSizecache->IsEmpty());
delete pSizecache;
}
} // for each encoding
pEncodingcache->RemoveAll();
ASSERT( pEncodingcache->GetCount() == 0);
ASSERT( pEncodingcache->IsEmpty());
delete pEncodingcache;
}
//#ifdef netscape_font_module
CVirtualFontFontCache::ResetCyacache();
//#endif //netscape_font_module
}
//#ifdef netscape_font_module
void CVirtualFontFontCache::ResetCyacache()
{
CMapWordToOb* pEncodingcache = CVirtualFontFontCache::m_Cyacache;
CVirtualFontFontCache::m_Cyacache = NULL;
// we should really lock this function
if(pEncodingcache)
{
int16 encoding;
CMapWordToOb* pSizecache;
POSITION i;
for(i = pEncodingcache->GetStartPosition(); i != NULL;)
{
pEncodingcache->GetNextAssoc(i, (WORD&)encoding, (CObject*&)pSizecache);
// pEncodingcache->RemoveKey(encoding);
ASSERT(pSizecache);
if(pSizecache)
{
POSITION j;
for(j = pSizecache->GetStartPosition(); j != NULL;)
{
int size;
CMapWordToOb* pStylecache;
pSizecache->GetNextAssoc(j, (WORD&)size, (CObject*&)pStylecache);
// pSizecache->RemoveKey(size);
ASSERT(pStylecache);
if(pStylecache)
{
POSITION k;
for(k = pStylecache->GetStartPosition(); k != NULL;)
{
WORD style;
CyaFont* pFont = NULL;
pStylecache->GetNextAssoc(k, style, (CObject*&)pFont);
// pStylecache->RemoveKey(style);
ASSERT(pFont);
if(pFont)
{
delete pFont;
}
} // for each style
pStylecache->RemoveAll();
ASSERT( pStylecache->GetCount() == 0);
ASSERT( pStylecache->IsEmpty());
delete pStylecache;
}
} // for each size
pSizecache->RemoveAll();
ASSERT( pSizecache->GetCount() == 0);
ASSERT( pSizecache->IsEmpty());
delete pSizecache;
}
} // for each encoding
pEncodingcache->RemoveAll();
ASSERT( pEncodingcache->GetCount() == 0);
ASSERT( pEncodingcache->IsEmpty());
delete pEncodingcache;
}
}
//#endif //netscape_font_module