mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-12-13 18:27:35 +00:00
56 lines
2.2 KiB
C++
56 lines
2.2 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.
|
|
*/
|
|
|
|
// ===========================================================================
|
|
// UUnicodeTextHandler.cp
|
|
// ===========================================================================
|
|
//
|
|
// Authror: Frank Tang ftang@netscape.com
|
|
|
|
#pragma once
|
|
#include "UMultiFontTextHandler.h"
|
|
/*-----------------------------------------------------------------------------
|
|
UUnicodeTextHandler
|
|
Switch font to draw Unicode (UCS2)
|
|
It use Singleton (See Design Patterns by Erich Gamma )
|
|
-----------------------------------------------------------------------------*/
|
|
|
|
class UUnicodeTextHandler : public UMultiFontTextHandler{
|
|
public:
|
|
static UUnicodeTextHandler* Instance();
|
|
UUnicodeTextHandler() {};
|
|
virtual void DrawUnicode(UFontSwitcher* fs, INTL_Unicode* text, int len);
|
|
virtual short UnicodeWidth(UFontSwitcher* fs, INTL_Unicode* text, int len);
|
|
|
|
virtual void DrawString (UFontSwitcher* fs, Str255 str)
|
|
{ DrawUnicode(fs, (INTL_Unicode*)str+2, ((str[0] - 1 )/ 2)); };
|
|
|
|
virtual void DrawText (UFontSwitcher* fs, char* text, int len)
|
|
{ DrawUnicode(fs, (INTL_Unicode*) text, (len / 2)); };
|
|
|
|
virtual short StringWidth(UFontSwitcher* fs, Str255 str)
|
|
{ return UnicodeWidth(fs, (INTL_Unicode*)str+2, ((str[0] - 1 )/ 2)); };
|
|
|
|
virtual short TextWidth(UFontSwitcher* fs, char* text, int len)
|
|
{ return UnicodeWidth(fs, (INTL_Unicode*) text, (len / 2)); };
|
|
virtual void GetFontInfo (UFontSwitcher* fs, FontInfo* fi);
|
|
|
|
private:
|
|
static UUnicodeTextHandler* fTheOnlyInstance;
|
|
};
|