Font glyph scanner for Unicode substitutions. More...

#include "amiga/os3support.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <proto/bullet.h>
#include <proto/diskfont.h>
#include <proto/dos.h>
#include <proto/exec.h>
#include <proto/intuition.h>
#include <diskfont/diskfonttag.h>
#include <diskfont/oterrors.h>
#include <proto/window.h>
#include <proto/layout.h>
#include <proto/fuelgauge.h>
#include <classes/window.h>
#include <gadgets/fuelgauge.h>
#include <gadgets/layout.h>
#include <reaction/reaction_macros.h>
#include "utils/nsoption.h"
#include "utils/log.h"
#include "utils/messages.h"
#include "netsurf/mouse.h"
#include "netsurf/window.h"
#include "amiga/font_scan.h"
#include "amiga/gui.h"
#include "amiga/libs.h"
#include "amiga/object.h"
#include "amiga/utf8.h"

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Data Structures
struct	ami_font_scan_window

Enumerations
enum	{ FS_OID_MAIN = 0 , FS_GID_MAIN , FS_GID_FONTS , FS_GID_GLYPHS , FS_GID_LAST }

Functions
const char *	ami_font_scan_lookup (const uint16 code, lwc_string *glypharray)
	Lookup a font that contains a UTF-16 codepoint. More...

static struct ami_font_scan_window *	ami_font_scan_gui_open (int32 fonts)
	Open GUI to show font scanning progress. More...

static void	ami_font_scan_gui_update (struct ami_font_scan_window fsw, const char font, ULONG font_num, ULONG glyphs)
	Update GUI showing font scanning progress. More...

static void	ami_font_scan_gui_close (struct ami_font_scan_window *fsw)
	Close GUI showing font scanning progress. More...

static ULONG	ami_font_scan_font (const char fontname, lwc_string *glypharray)
	Scan a font for glyphs not present in glypharray. More...

static ULONG	ami_font_scan_fonts (struct MinList list, struct ami_font_scan_window win, lwc_string **glypharray)
	Scan all fonts for glyphs. More...

static ULONG	ami_font_scan_list (struct MinList *list)
	Add OS fonts to a list. More...

static ULONG	ami_font_scan_load (const char filename, lwc_string *glypharray)
	Load a font glyph cache. More...

void	ami_font_scan_save (const char filename, lwc_string *glypharray)
	Save a font glyph cache. More...

void	ami_font_scan_fini (lwc_string **glypharray)
	Finalise the font glyph cache. More...

void	ami_font_scan_init (const char filename, bool force_scan, bool save, lwc_string *glypharray)
	Initialise the font glyph cache. More...

Detailed Description

Font glyph scanner for Unicode substitutions.

Definition in file font_scan.c.

Enumeration Type Documentation

◆ anonymous enum

anonymous enum

Enumerator
FS_OID_MAIN
FS_GID_MAIN
FS_GID_FONTS
FS_GID_GLYPHS
FS_GID_LAST

Definition at line 60 of file font_scan.c.

Function Documentation

◆ ami_font_scan_fini()

void ami_font_scan_fini ( lwc_string ** glypharray )

Finalise the font glyph cache.

Parameters

glypharray an array of 0xffff lwc_string pointers to free

Definition at line 452 of file font_scan.c.

References glypharray.

Referenced by ami_font_finiscanner().

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◆ ami_font_scan_font()

static ULONG ami_font_scan_font	(	const char *	fontname,
		lwc_string **	glypharray
	)

static

Scan a font for glyphs not present in glypharray.

Parameters

fontname	font to scan
glypharray	an array of 0xffff lwc_string pointers

Returns: number of new glyphs found

Definition at line 215 of file font_scan.c.

References AMI_OFONT_ENGINE, OutlineFont::BulletBase, CloseOutlineFont(), EObtainInfo, EReleaseInfo, ESetInfo, GetHead(), GetSucc(), glypharray, NSLOG, nsoption_charp, nsoption_set_charp, OFF_OPEN, and OpenOutlineFont().

Referenced by ami_font_scan_fonts().

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◆ ami_font_scan_fonts()

static ULONG ami_font_scan_fonts	(	struct MinList *	list,
		struct ami_font_scan_window *	win,
		lwc_string **	glypharray
	)

static

Scan all fonts for glyphs.

Parameters

list	min list
win	scan window
glypharray	an array of 0xffff lwc_string pointers

Returns: number of glyphs found

Definition at line 282 of file font_scan.c.

References ami_font_scan_font(), ami_font_scan_gui_update(), nsObject::dtz_Node, GetHead(), GetSucc(), glypharray, IsMinListEmpty, and NSLOG.

Referenced by ami_font_scan_init().

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◆ ami_font_scan_gui_close()

static void ami_font_scan_gui_close ( struct ami_font_scan_window * fsw )

static

Close GUI showing font scanning progress.

Parameters

fsw	pointer to a struct ami_font_scan_window

Definition at line 199 of file font_scan.c.

References ami_utf8_free(), FS_OID_MAIN, ami_font_scan_window::objects, and ami_font_scan_window::title.

Referenced by ami_font_scan_init().

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◆ ami_font_scan_gui_open()

static struct ami_font_scan_window * ami_font_scan_gui_open ( int32 fonts )

static

Open GUI to show font scanning progress.

Parameters

fonts number of fonts that are being scanned

Returns: pointer to a struct ami_font_scan_window

Definition at line 99 of file font_scan.c.

References ami_gui_get_screen(), ami_gui_get_screen_title(), ami_utf8_easy(), FS_GID_FONTS, FS_GID_GLYPHS, FS_GID_MAIN, FS_OID_MAIN, FuelGaugeObj, ami_font_scan_window::glyphtext, LayoutVObj, messages_get(), ami_font_scan_window::objects, ami_font_scan_window::title, ami_font_scan_window::win, and WindowObj.

Referenced by ami_font_scan_init().

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◆ ami_font_scan_gui_update()

static void ami_font_scan_gui_update	(	struct ami_font_scan_window *	fsw,
		const char *	font,
		ULONG	font_num,
		ULONG	glyphs
	)

static

Update GUI showing font scanning progress.

Parameters

fsw	pointer to a struct ami_font_scan_window
font	current font being scanned
font_num	font number being scanned
glyphs	number of unique glyphs found

Definition at line 167 of file font_scan.c.

References FS_GID_FONTS, FS_GID_GLYPHS, ami_font_scan_window::glyphtext, ami_font_scan_window::objects, RefreshSetGadgetAttrs(), and ami_font_scan_window::win.

Referenced by ami_font_scan_fonts().

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◆ ami_font_scan_init()

void ami_font_scan_init	(	const char *	filename,
		bool	force_scan,
		bool	save,
		lwc_string **	glypharray
	)

Initialise the font glyph cache.

Reads an existing file or, if not present, generates a new cache.

Parameters

filename	cache file to attempt to read
force_scan	force re-creation of cache
save	save the cache
glypharray	an array of 0xffff lwc_string pointers

Definition at line 474 of file font_scan.c.

References AddObject(), ami_font_scan_fonts(), ami_font_scan_gui_close(), ami_font_scan_gui_open(), ami_font_scan_list(), ami_font_scan_load(), ami_font_scan_save(), AMINS_UNKNOWN, nsObject::dtz_Node, FreeObjList(), glypharray, NewObjList(), NSLOG, nsoption_bool, nsoption_charp, and strsep().

Referenced by ami_font_initscanner().

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◆ ami_font_scan_list()

static ULONG ami_font_scan_list ( struct MinList * list )

static

Add OS fonts to a list.

Parameters

list	list to add font names to

Returns: number of fonts found

Definition at line 313 of file font_scan.c.

References AddObject(), AFF_OTAG, AMINS_UNKNOWN, nsObject::dtz_Node, FindIName, and NSLOG.

Referenced by ami_font_scan_init().

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◆ ami_font_scan_load()

static ULONG ami_font_scan_load	(	const char *	filename,
		lwc_string **	glypharray
	)

static

Load a font glyph cache.

Parameters

filename	name of cache file to load
glypharray	an array of 0xffff lwc_string pointers

Returns: number of glyphs loaded

Definition at line 371 of file font_scan.c.

References buffer, FClose, FOpen, glypharray, and NSLOG.

Referenced by ami_font_scan_init().

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◆ ami_font_scan_lookup()

const char * ami_font_scan_lookup	(	const uint16 *	code,
		lwc_string **	glypharray
	)

Lookup a font that contains a UTF-16 codepoint.

Parameters

code	UTF-16 codepoint to lookup
glypharray	an array of 0xffff lwc_string pointers

Returns: font name or NULL

Definition at line 82 of file font_scan.c.

References glypharray.

Referenced by ami_open_outline_font().

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◆ ami_font_scan_save()

void ami_font_scan_save	(	const char *	filename,
		lwc_string **	glypharray
	)

Save a font glyph cache.

Parameters

filename	name of cache file to save
glypharray	an array of 0xffff lwc_string pointers

Definition at line 425 of file font_scan.c.

References FClose, FOpen, glypharray, and NSLOG.

Referenced by ami_font_savescanner(), and ami_font_scan_init().

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Data Structures

Enumerations

Functions

Detailed Description

Enumeration Type Documentation

◆ anonymous enum

Function Documentation

◆ ami_font_scan_fini()

◆ ami_font_scan_font()

◆ ami_font_scan_fonts()

◆ ami_font_scan_gui_close()

◆ ami_font_scan_gui_open()

◆ ami_font_scan_gui_update()

◆ ami_font_scan_init()

◆ ami_font_scan_list()

◆ ami_font_scan_load()

◆ ami_font_scan_lookup()

◆ ami_font_scan_save()