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fontPool.h
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72 lines (58 loc) · 2.08 KB
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/**
* PANDA 3D SOFTWARE
* Copyright (c) Carnegie Mellon University. All rights reserved.
*
* All use of this software is subject to the terms of the revised BSD
* license. You should have received a copy of this license along
* with this source code in a file named "LICENSE."
*
* @file fontPool.h
* @author drose
* @date 2003-01-31
*/
#ifndef FONTPOOL_H
#define FONTPOOL_H
#include "pandabase.h"
#include "texture.h"
#include "textFont.h"
#include "filename.h"
#include "lightMutex.h"
#include "pmap.h"
/**
* This is the preferred interface for loading fonts for the TextNode system.
* It is similar to ModelPool and TexturePool in that it unifies references to
* the same filename.
*/
class EXPCL_PANDA_TEXT FontPool {
PUBLISHED:
// These functions take string parameters instead of Filenames because the
// parameters may not be entirely an actual filename: they may be a filename
// followed by a face index.
INLINE static bool has_font(const std::string &filename);
INLINE static bool verify_font(const std::string &filename);
BLOCKING INLINE static TextFont *load_font(const std::string &filename);
INLINE static void add_font(const std::string &filename, TextFont *font);
INLINE static void release_font(const std::string &filename);
INLINE static void release_all_fonts();
INLINE static int garbage_collect();
INLINE static void list_contents(std::ostream &out);
static void write(std::ostream &out);
private:
INLINE FontPool();
bool ns_has_font(const std::string &str);
TextFont *ns_load_font(const std::string &str);
void ns_add_font(const std::string &str, TextFont *font);
void ns_release_font(const std::string &str);
void ns_release_all_fonts();
int ns_garbage_collect();
void ns_list_contents(std::ostream &out) const;
static void lookup_filename(const std::string &str, std::string &index_str,
Filename &filename, int &face_index);
static FontPool *get_ptr();
static FontPool *_global_ptr;
LightMutex _lock;
typedef pmap<std::string, PT(TextFont) > Fonts;
Fonts _fonts;
};
#include "fontPool.I"
#endif