haiku/headers/private/servers/app/FontServer.h

103 lines
3.3 KiB
C++

//------------------------------------------------------------------------------
// Copyright (c) 2001-2002, Haiku, Inc.
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the "Software"),
// to deal in the Software without restriction, including without limitation
// the rights to use, copy, modify, merge, publish, distribute, sublicense,
// and/or sell copies of the Software, and to permit persons to whom the
// Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
//
// File Name: FontServer.h
// Author: DarkWyrm <bpmagic@columbus.rr.com>
// Description: Handles the largest part of the font subsystem
//
//------------------------------------------------------------------------------
#ifndef FONTSERVER_H_
#define FONTSERVER_H_
#include <OS.h>
#include <List.h>
#include <SupportDefs.h>
#include <Font.h>
#include <ft2build.h>
#include FT_FREETYPE_H
#include FT_CACHE_H
class FontFamily;
class FontStyle;
class ServerFont;
/*!
\class FontServer FontServer.h
\brief Manager for the largest part of the font subsystem
*/
class FontServer
{
public:
FontServer(void);
~FontServer(void);
bool Lock(void);
void Unlock(void);
/*!
\brief Determines whether the font server has started up properly
\return true if so, false if not.
*/
bool IsInitialized(void) { return init; }
int32 CountFamilies(void);
int32 CountStyles(const char *family);
void RemoveFamily(const char *family);
status_t ScanDirectory(const char *path);
void SaveList(void);
const char *GetFamilyName(uint16 id) const;
const char *GetStyleName(const char *family, uint16 id) const;
FontStyle *GetStyle(const char *family, const char *face);
FontStyle *GetStyle(const char *family, uint16 id) const;
FontStyle *GetStyle(const uint16 &familyid, const uint16 &styleid);
FontFamily *GetFamily(const uint16 &familyid) const;
FontFamily *GetFamily(const char *name) const;
ServerFont *GetSystemPlain(void);
ServerFont *GetSystemBold(void);
ServerFont *GetSystemFixed(void);
bool SetSystemPlain(const char *family, const char *style, float size);
bool SetSystemBold(const char *family, const char *style, float size);
bool SetSystemFixed(const char *family, const char *style, float size);
bool FontsNeedUpdated(void) { return need_update; }
/*!
\brief Called when the fonts list has been updated
*/
void FontsUpdated(void) { need_update=false; }
protected:
uint16 TranslateStyleToFace(const char *name) const;
FT_CharMap _GetSupportedCharmap(const FT_Face &face);
bool init;
sem_id lock;
BList *families;
ServerFont *plain, *bold, *fixed;
bool need_update;
};
extern FTC_Manager ftmanager;
extern FT_Library ftlib;
extern FontServer *fontserver;
#endif