gecko-dev/cmd/macfe/utility/UUTF8TextHandler.h
1998-03-28 02:44:41 +00:00

49 lines
2.0 KiB
C++

/* -*- 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.
*/
// ===========================================================================
// UUTF8TextHandler.h
// ===========================================================================
//
// Authror: Frank Tang ftang@netscape.com
#pragma once
#include "UMultiFontTextHandler.h"
/*-----------------------------------------------------------------------------
UUTF8TextHandler
Switch font to draw UTF8
It use Singleton (See Design Patterns by Erich Gamma )
-----------------------------------------------------------------------------*/
class UUTF8TextHandler : public UMultiFontTextHandler {
public:
static UUTF8TextHandler* Instance();
UUTF8TextHandler() {};
virtual void DrawText (UFontSwitcher* fs, char* text, int len);
virtual short TextWidth (UFontSwitcher* fs, char* text, int len);
virtual void DrawString (UFontSwitcher* fs, Str255 str)
{ DrawText(fs, (char*)(str + 1), str[0]); };
virtual short StringWidth(UFontSwitcher* fs, Str255 str)
{ return TextWidth(fs, (char*)(str + 1), str[0]); };
virtual void GetFontInfo (UFontSwitcher* fs, FontInfo* fi);
uint32 UTF8ToUCS2(unsigned char* text, int length, INTL_Unicode *ucs2, uint32 ubuflen);
private:
static UUTF8TextHandler* fTheOnlyInstance;
};