graf2d » asimage » src » libAfterImage

asfont.c File Reference

#include "config.h"
#include <unistd.h>
#include <stdlib.h>
#include <stdarg.h>
#include <ctype.h>
#include <string.h>
#include <stdio.h>
#include <ft2build.h>
#include <freetype/freetype.h>
#include "afterbase.h"
#include "asfont.h"
#include "asimage.h"
#include "asvisual.h"

Go to the source code of this file.

Classes

struct ASGlyphMap

Defines

#define DO_X11_ANTIALIASING

#define DO_2STEP_X11_ANTIALIASING

#define DO_3STEP_X11_ANTIALIASING

#define X11_AA_HEIGHT_THRESHOLD   10

#define X11_2STEP_AA_HEIGHT_THRESHOLD   15

#define X11_3STEP_AA_HEIGHT_THRESHOLD   15

#define INCLUDE_ASFONT_PRIVATE

#define GET_KERNING(var, prev_gid, this_gid)

#define FILL_TEXT_GLYPH_MAP(name, type, getglyph, incr)

#define GET_TEXT_SIZE_LOOP(getglyph, incr, len)

Functions

void asfont_destroy (ASHashableValue value, void *data)

ASFontManager * create_font_manager (Display *dpy, const char *font_path, ASFontManager *reusable_memory)

void destroy_font_manager (ASFontManager *fontman, Bool reusable)

static int load_freetype_glyphs (ASFont *font)

static int load_X11_glyphs (Display *dpy, ASFont *font, XFontStruct *xfs)

static ASFont * open_freetype_font_int (ASFontManager *fontman, const char *font_string, int face_no, int size, Bool verbose, ASFlagType flags)

ASFont * open_freetype_font (ASFontManager *fontman, const char *font_string, int face_no, int size, Bool verbose)

static ASFont * open_X11_font_int (ASFontManager *fontman, const char *font_string, ASFlagType flags)

ASFont * open_X11_font (ASFontManager *fontman, const char *font_string)

ASFont * get_asfont (ASFontManager *fontman, const char *font_string, int face_no, int size, ASFontType type_and_flags)

ASFont * dup_asfont (ASFont *font)

int release_font (ASFont *font)

static void free_glyph_data (register ASGlyph *asg)

static void destroy_glyph_range (ASGlyphRange **pgr)

static void destroy_font (ASFont *font)

void asglyph_destroy (ASHashableValue value, void *data)

static unsigned char * compress_glyph_pixmap (unsigned char *src, unsigned char *buffer, unsigned int width, unsigned int height, int src_step)

void antialias_glyph (unsigned char *buffer, unsigned int width, unsigned int height)

static void scale_down_glyph_width (unsigned char *buffer, int from_width, int to_width, int height)

static ASGlyphRange * split_X11_glyph_range (unsigned int min_char, unsigned int max_char, XCharStruct *chars)

void load_X11_glyph_range (Display *dpy, ASFont *font, XFontStruct *xfs, size_t char_offset, unsigned char byte1, unsigned char min_byte2, unsigned char max_byte2, GC *gc)

void make_X11_default_glyph (ASFont *font, XFontStruct *xfs)

static void load_glyph_freetype (ASFont *font, ASGlyph *asg, int glyph, UNICODE_CHAR uc)

static ASGlyphRange * split_freetype_glyph_range (unsigned long min_char, unsigned long max_char, FT_Face face)

static ASGlyph * load_freetype_locale_glyph (ASFont *font, UNICODE_CHAR uc)

static void load_freetype_locale_glyphs (unsigned long min_char, unsigned long max_char, ASFont *font)

static ASGlyph * get_unicode_glyph (const UNICODE_CHAR uc, ASFont *font)

static ASGlyph * get_character_glyph (const unsigned char c, ASFont *font)

static UNICODE_CHAR utf8_to_unicode (const unsigned char *s)

static ASGlyph * get_utf8_glyph (const char *utf8, ASFont *font)

static void apply_text_3D_type (ASText3DType type, int *width, int *height)

static unsigned int goto_tab_stop (ASTextAttributes *attr, unsigned int space_size, unsigned int line_width)

FILL_TEXT_GLYPH_MAP (fill_text_glyph_map_Char, FILL_TEXT_GLYPH_MAP(char, get_character_glyph(text[i], font))

static int get_text_length (ASCharType char_type, const char *text)

ASGlyph ** get_text_glyph_list (const char *text, ASFont *font, ASCharType char_type, int length)

static Bool get_text_glyph_map (const char *text, ASFont *font, ASGlyphMap *map, ASTextAttributes *attr, int length)

static Bool get_text_size_internal (const char *src_text, ASFont *font, ASTextAttributes *attr, unsigned int *width, unsigned int *height, int length, int *x_positions)

Bool get_text_size (const char *src_text, ASFont *font, ASText3DType type, unsigned int *width, unsigned int *height)

Bool get_unicode_text_size (const UNICODE_CHAR *src_text, ASFont *font, ASText3DType type, unsigned int *width, unsigned int *height)

Bool get_utf8_text_size (const char *src_text, ASFont *font, ASText3DType type, unsigned int *width, unsigned int *height)

Bool get_fancy_text_size (const void *src_text, ASFont *font, ASTextAttributes *attr, unsigned int *width, unsigned int *height, int length, int *x_positions)

static void render_asglyph (CARD8 **scanlines, CARD8 *row, int start_x, int y, int width, int height, CARD32 ratio)

static void render_asglyph_over (CARD8 **scanlines, CARD8 *row, int start_x, int y, int width, int height, CARD32 value)

static ASImage * draw_text_internal (const char *text, ASFont *font, ASTextAttributes *attr, int compression, int length)

ASImage * draw_text (const char *text, ASFont *font, ASText3DType type, int compression)

ASImage * draw_unicode_text (const UNICODE_CHAR *text, ASFont *font, ASText3DType type, int compression)

ASImage * draw_utf8_text (const char *text, ASFont *font, ASText3DType type, int compression)

ASImage * draw_fancy_text (const void *text, ASFont *font, ASTextAttributes *attr, int compression, int length)

Bool get_asfont_glyph_spacing (ASFont *font, int *x, int *y)

Bool set_asfont_glyph_spacing (ASFont *font, int x, int y)

void print_asfont (FILE *stream, ASFont *font)

void print_asglyph (FILE *stream, ASFont *font, unsigned long c)

Bool afterimage_uses_xrender ()

void draw_text_xrender (ASVisual *asv, const void *text, ASFont *font, ASTextAttributes *attr, int length, int xrender_op, unsigned long xrender_src, unsigned long xrender_dst, int xrender_xSrc, int xrender_ySrc, int xrender_xDst, int xrender_yDst)

Define Documentation

#define DO_2STEP_X11_ANTIALIASING

Definition at line 29 of file asfont.c.

#define DO_3STEP_X11_ANTIALIASING

Definition at line 30 of file asfont.c.

#define DO_X11_ANTIALIASING

Definition at line 28 of file asfont.c.

#define FILL_TEXT_GLYPH_MAP	(	name,
		type,
		getglyph,
		incr	)

Definition at line 1454 of file asfont.c.

#define GET_KERNING	(	var,
		prev_gid,
		this_gid	)

Value:

do{ if( (prev_gid) != 0 && font->type == ASF_Freetype && get_flags(font->flags, ASF_Monospaced|ASF_HasKerning) == ASF_HasKerning ) { \
                FT_Vector delta; \
                FT_Get_Kerning( font->ft_face, (prev_gid), (this_gid), FT_KERNING_DEFAULT, &delta );\
                (var) = (short)(delta.x >> 6); \
        }}while(0)

Definition at line 1442 of file asfont.c.

#define GET_TEXT_SIZE_LOOP	(	getglyph,
		incr,
		len	)

Value:

do{ Bool terminated = True; ++i ;\
                if( len == 0 || i < len )       \
                {       terminated = ( text[i] == '\0' || text[i] == '\n' ); \
                        if( x_positions ) x_positions[i] = line_width ; \
                } \
                if( terminated ) { \
                        if( last_asg && last_asg->width+last_asg->lead > last_asg->step ) \
                                line_width += last_asg->width+last_asg->lead - last_asg->step ; \
                        last_asg = NULL; last_gid = 0 ; \
                        if( line_width > w ) \
                                w = line_width ; \
                        line_width = 0 ; \
            ++line_count ; \
                }else { \
                        last_asg = NULL ; \
                        if( text[i] == ' ' ){ \
                                line_width += space_size ; last_gid = 0 ;\
                        }else if( text[i] == '\t' ){ last_gid = 0 ; \
                                if( !get_flags(attr->rendition_flags, ASTA_UseTabStops) ) line_width += space_size*attr->tab_size ; \
                                else line_width = goto_tab_stop( attr, space_size, line_width ); \
                        }else{ int kerning = 0 ;\
                                last_asg = getglyph; \
                                GET_KERNING(kerning,last_gid,last_asg->font_gid); \
                                if( line_width < -last_asg->lead ) line_width -= (line_width+last_asg->lead);\
                                line_width += last_asg->step+offset_3d_x +kerning ;  \
                                last_gid = last_asg->font_gid ; \
                                incr ; \
                        } \
                } \
        }while( (len <= 0 || len > i) && text[i] != '\0' )

Definition at line 1629 of file asfont.c.

Referenced by get_text_size_internal().

#define INCLUDE_ASFONT_PRIVATE

Definition at line 76 of file asfont.c.

#define X11_2STEP_AA_HEIGHT_THRESHOLD 15

Definition at line 32 of file asfont.c.

Referenced by antialias_glyph().

#define X11_3STEP_AA_HEIGHT_THRESHOLD 15

Definition at line 33 of file asfont.c.

Referenced by antialias_glyph().

#define X11_AA_HEIGHT_THRESHOLD 10

Definition at line 31 of file asfont.c.

Referenced by load_X11_glyph_range().

Function Documentation

Bool afterimage_uses_xrender ( )

Definition at line 2239 of file asfont.c.

References False.

void antialias_glyph	(	unsigned char *	buffer,
		unsigned int	width,
		unsigned int	height
	)

Definition at line 520 of file asfont.c.

References c, int, row, x, X11_2STEP_AA_HEIGHT_THRESHOLD, X11_3STEP_AA_HEIGHT_THRESHOLD, and y.

Referenced by load_X11_glyph_range().

static void apply_text_3D_type	(	ASText3DType	type,
		int *	width,
		int *	height
	)			`[static]`

Definition at line 1392 of file asfont.c.

References AST_Embossed, AST_EmbossedThick, AST_OutlineAbove, AST_OutlineBelow, AST_OutlineFull, AST_ShadeAbove, AST_ShadeBelow, AST_Sunken, and AST_SunkenThick.

Referenced by draw_text_internal(), get_text_glyph_map(), and get_text_size_internal().

void asfont_destroy	(	ASHashableValue	value,
		void *	data
	)

Definition at line 439 of file asfont.c.

References data, destroy_font(), free(), MAGIC_ASFONT, name, and NULL.

Referenced by create_font_manager().

void asglyph_destroy	(	ASHashableValue	value,
		void *	data
	)

Definition at line 429 of file asfont.c.

References free(), and free_glyph_data().

Referenced by load_freetype_locale_glyph(), and load_freetype_locale_glyphs().

static unsigned char* compress_glyph_pixmap	(	unsigned char *	src,
		unsigned char *	buffer,
		unsigned int	width,
		unsigned int	height,
		int	src_step
	)			`[static]`

Definition at line 462 of file asfont.c.

References i, k, safemalloc, and x80.

Referenced by load_glyph_freetype(), load_X11_glyph_range(), and make_X11_default_glyph().

ASFontManager* create_font_manager	(	Display *	dpy,
		const char *	font_path,
		ASFontManager *	reusable_memory
	)

Definition at line 105 of file asfont.c.

References asfont_destroy(), create_ashash, ASFontManager::dpy, ASFontManager::font_path, ASFontManager::fonts_hash, FT_Init_FreeType(), ASFontManager::ft_ok, LOCAL_DEBUG_OUT, mystrdup, NULL, safecalloc, show_error, string_compare, string_hash_value, and True.

Referenced by create_generic_fontman(), and TASImage::DrawText().

static void destroy_font ( ASFont * font ) [static]

Definition at line 408 of file asfont.c.

References ASF_Freetype, ASFont::codemap, ASFont::default_glyph, destroy_ashash, destroy_glyph_range(), free(), free_glyph_data(), FT_Done_Face(), ASFont::locale_glyphs, ASFont::magic, ASFont::name, and ASFont::type.

Referenced by asfont_destroy().

void destroy_font_manager	(	ASFontManager *	fontman,
		Bool	reusable
	)

Definition at line 131 of file asfont.c.

References destroy_ashash, False, ASFontManager::font_path, ASFontManager::fonts_hash, free(), FT_Done_FreeType(), and ASFontManager::ft_ok.

Referenced by compose_asimage_xml_from_doc().

static void destroy_glyph_range ( ASGlyphRange ** pgr ) [static]

Definition at line 380 of file asfont.c.

References free(), free_glyph_data(), gr, i, int, and NULL.

Referenced by destroy_font().

ASImage* draw_fancy_text	(	const void *	text,
		ASFont *	font,
		ASTextAttributes *	attr,
		int	compression,
		int	length
	)

Definition at line 2138 of file asfont.c.

References ARGB32_White, ASCT_Char, ASCT_UTF8, ASTA_VERSION_INTERNAL, ASTextAttributes::char_type, draw_text_internal(), IsUTF8Locale, NULL, ASTextAttributes::tab_size, and ASTextAttributes::version.

Referenced by handle_asxml_tag_text().

ASImage* draw_text	(	const char *	text,
		ASFont *	font,
		ASText3DType	type,
		int	compression
	)

Definition at line 2112 of file asfont.c.

References ARGB32_White, ASCT_Char, ASCT_UTF8, ASTA_VERSION_INTERNAL, ASTextAttributes::char_type, draw_text_internal(), IsUTF8Locale, NULL, and ASTextAttributes::type.

Referenced by TASImage::DrawText().

static ASImage* draw_text_internal	(	const char *	text,
		ASFont *	font,
		ASTextAttributes *	attr,
		int	compression,
		int	length
	)			`[static]`

Definition at line 1859 of file asfont.c.

References apply_text_3D_type(), ARGB32_BLUE16, ARGB32_GREEN16, ARGB32_RED16, ASF_Monospaced, AST_OutlineAbove, create_asimage(), fc, ASFont::flags, ASTextAttributes::fore_color, get_flags, get_text_glyph_map(), get_text_size(), ASGlyphMap::height, height, LOCAL_DEBUG_CALLER_OUT, LOCAL_DEBUG_OUT, ASFont::max_ascend, ASFont::max_height, NULL, safecalloc, safemalloc, scanlines, ASFont::space_size, ASFont::spacing_x, ASFont::spacing_y, START_TIME, ASTextAttributes::type, ASGlyphMap::width, ASTextAttributes::width, and width.

Referenced by draw_fancy_text(), draw_text(), draw_unicode_text(), and draw_utf8_text().

void draw_text_xrender	(	ASVisual *	asv,
		const void *	text,
		ASFont *	font,
		ASTextAttributes *	attr,
		int	length,
		int	xrender_op,
		unsigned long	xrender_src,
		unsigned long	xrender_dst,
		int	xrender_xSrc,
		int	xrender_ySrc,
		int	xrender_xDst,
		int	xrender_yDst
	)

Definition at line 2242 of file asfont.c.

ASImage* draw_unicode_text	(	const UNICODE_CHAR *	text,
		ASFont *	font,
		ASText3DType	type,
		int	compression
	)

Definition at line 2122 of file asfont.c.

References ARGB32_White, ASCT_Unicode, ASTA_VERSION_INTERNAL, draw_text_internal(), NULL, and ASTextAttributes::type.

ASImage* draw_utf8_text	(	const char *	text,
		ASFont *	font,
		ASText3DType	type,
		int	compression
	)

Definition at line 2130 of file asfont.c.

References ARGB32_White, ASCT_UTF8, ASTA_VERSION_INTERNAL, draw_text_internal(), NULL, and ASTextAttributes::type.

ASFont* dup_asfont ( ASFont * font )

Definition at line 341 of file asfont.c.

References ASFont::fontman, NULL, and ASFont::ref_count.

FILL_TEXT_GLYPH_MAP	(	fill_text_glyph_map_Char	,
		FILL_TEXT_GLYPH_MAP(	char,
		get_character_glyph(text[i], font)
	)

Definition at line 1510 of file asfont.c.

References free().

static void free_glyph_data ( register ASGlyph * asg ) [inline, static]

Definition at line 371 of file asfont.c.

References free(), and NULL.

Referenced by asglyph_destroy(), destroy_font(), and destroy_glyph_range().

ASFont* get_asfont	(	ASFontManager *	fontman,
		const char *	font_string,
		int	face_no,
		int	size,
		ASFontType	type_and_flags
	)

Definition at line 286 of file asfont.c.

References add_hash_item, AS_HASHABLE, ASF_Freetype, ASF_GuessWho, ASF_TypeMask, ASH_Success, False, ASFontManager::fonts_hash, free(), get_flags, get_hash_item, len, mystrdup, ASFont::name, NULL, open_freetype_font_int(), open_X11_font_int(), ASFont::ref_count, safemalloc, sprintf(), True, type, and ASHashData::vptr.

Referenced by TASImage::DrawText(), and handle_asxml_tag_text().

Bool get_asfont_glyph_spacing	(	ASFont *	font,
		int *	x,
		int *	y
	)

Definition at line 2155 of file asfont.c.

References False, ASFont::spacing_x, ASFont::spacing_y, and True.

static ASGlyph* get_character_glyph	(	const unsigned char	c,
		ASFont *	font
	)			`[inline, static]`

Definition at line 1303 of file asfont.c.

References CHAR2UNICODE, and get_unicode_glyph().

Referenced by get_text_glyph_list(), and get_text_size_internal().

Bool get_fancy_text_size	(	const void *	src_text,
		ASFont *	font,
		ASTextAttributes *	attr,
		unsigned int *	width,
		unsigned int *	height,
		int	length,
		int *	x_positions
	)

Definition at line 1759 of file asfont.c.

References ASCT_Char, ASCT_UTF8, ASTA_VERSION_INTERNAL, ASTextAttributes::char_type, get_text_size_internal(), IsUTF8Locale, NULL, ASTextAttributes::tab_size, and ASTextAttributes::version.

ASGlyph** get_text_glyph_list	(	const char *	text,
		ASFont *	font,
		ASCharType	char_type,
		int	length
	)

Definition at line 1550 of file asfont.c.

References ASCT_Char, ASCT_Unicode, ASCT_UTF8, get_character_glyph(), get_text_length(), get_unicode_glyph(), get_utf8_glyph(), NULL, ptr, safecalloc, and UTF8_CHAR_SIZE.

static Bool get_text_glyph_map	(	const char *	text,
		ASFont *	font,
		ASGlyphMap *	map,
		ASTextAttributes *	attr,
		int	length
	)			`[static]`

Definition at line 1586 of file asfont.c.

References apply_text_3D_type(), ASCT_Unicode, ASCT_UTF8, ASF_Monospaced, ASTextAttributes::char_type, False, ASFont::flags, get_flags, get_text_length(), ASGlyphMap::glyphs, ASGlyphMap::glyphs_num, ASGlyphMap::height, ASFont::max_height, NULL, safecalloc, ASFont::space_size, ASFont::spacing_x, ASFont::spacing_y, True, ASTextAttributes::type, and ASGlyphMap::x_kerning.

Referenced by draw_text_internal().

static int get_text_length	(	ASCharType	char_type,
		const char *	text
	)			`[static]`

Definition at line 1530 of file asfont.c.

References ASCT_Char, ASCT_Unicode, ASCT_UTF8, ptr, and UTF8_CHAR_SIZE.

Referenced by get_text_glyph_list(), and get_text_glyph_map().

Bool get_text_size	(	const char *	src_text,
		ASFont *	font,
		ASText3DType	type,
		unsigned int *	width,
		unsigned int *	height
	)

Definition at line 1733 of file asfont.c.

References ASCT_Char, ASCT_UTF8, ASTA_VERSION_INTERNAL, ASTextAttributes::char_type, get_text_size_internal(), IsUTF8Locale, NULL, and ASTextAttributes::type.

Referenced by draw_text_internal(), and TASImage::DrawText().

static Bool get_text_size_internal	(	const char *	src_text,
		ASFont *	font,
		ASTextAttributes *	attr,
		unsigned int *	width,
		unsigned int *	height,
		int	length,
		int *	x_positions
	)			`[static]`

Definition at line 1662 of file asfont.c.

References apply_text_3D_type(), ASCT_Char, ASCT_Unicode, ASCT_UTF8, ASF_Monospaced, ASTextAttributes::char_type, False, ASFont::flags, get_character_glyph(), get_flags, GET_TEXT_SIZE_LOOP, get_unicode_glyph(), get_utf8_glyph(), h, k, LOCAL_DEBUG_OUT, ASFont::max_height, NULL, ASFont::space_size, ASFont::spacing_x, ASFont::spacing_y, text(), True, ASTextAttributes::type, UTF8_CHAR_SIZE, and w.

Referenced by get_fancy_text_size(), get_text_size(), get_unicode_text_size(), and get_utf8_text_size().

static ASGlyph* get_unicode_glyph	(	const UNICODE_CHAR	uc,
		ASFont *	font
	)			`[inline, static]`

Definition at line 1271 of file asfont.c.

References AS_HASHABLE, ASH_Success, ASFont::codemap, ASFont::default_glyph, get_hash_item, load_freetype_locale_glyph(), LOCAL_DEBUG_OUT, ASFont::locale_glyphs, NULL, ASGlyph::pixmap, ASHashData::vptr, and ASGlyph::width.

Referenced by get_character_glyph(), get_text_glyph_list(), get_text_size_internal(), get_utf8_glyph(), and print_asglyph().

Bool get_unicode_text_size	(	const UNICODE_CHAR *	src_text,
		ASFont *	font,
		ASText3DType	type,
		unsigned int *	width,
		unsigned int *	height
	)

Definition at line 1743 of file asfont.c.

References ASCT_Unicode, ASTA_VERSION_INTERNAL, get_text_size_internal(), NULL, and ASTextAttributes::type.

static ASGlyph* get_utf8_glyph	(	const char *	utf8,
		ASFont *	font
	)			`[inline, static]`

Definition at line 1371 of file asfont.c.

References get_unicode_glyph(), LOCAL_DEBUG_OUT, UNICODE_CHAR, UTF8_CHAR_SIZE, and utf8_to_unicode().

Referenced by get_text_glyph_list(), and get_text_size_internal().

Bool get_utf8_text_size	(	const char *	src_text,
		ASFont *	font,
		ASText3DType	type,
		unsigned int *	width,
		unsigned int *	height
	)

Definition at line 1751 of file asfont.c.

References ASCT_UTF8, ASTA_VERSION_INTERNAL, get_text_size_internal(), NULL, and ASTextAttributes::type.

static unsigned int goto_tab_stop	(	ASTextAttributes *	attr,
		unsigned int	space_size,
		unsigned int	line_width
	)			`[static]`

Definition at line 1422 of file asfont.c.

References i, NULL, ASTextAttributes::origin, ASTextAttributes::tab_size, ASTextAttributes::tab_stops, and ASTextAttributes::tab_stops_num.

static int load_freetype_glyphs ( ASFont * font ) [static]

Definition at line 1208 of file asfont.c.

References ASGlyph::ascend, CHAR2UNICODE, ASFont::codemap, ASFont::default_glyph, ASGlyph::descend, FT_Get_Char_Index(), i, load_freetype_locale_glyphs(), load_glyph_freetype(), MAX, ASFont::max_ascend, ASFont::max_descend, ASFont::max_height, NULL, safecalloc, split_freetype_glyph_range(), and UNICODE_CHAR.

Referenced by open_freetype_font_int().

static ASGlyph* load_freetype_locale_glyph	(	ASFont *	font,
		UNICODE_CHAR	uc
	)			`[static]`

Definition at line 1163 of file asfont.c.

References add_hash_item, AS_HASHABLE, ASGlyph::ascend, asglyph_destroy(), ASH_Success, ASGlyph::descend, FT_Get_Char_Index(), load_glyph_freetype(), LOCAL_DEBUG_OUT, ASFont::locale_glyphs, ASFont::max_ascend, ASFont::max_descend, ASFont::max_height, NULL, and safecalloc.

Referenced by get_unicode_glyph(), and load_freetype_locale_glyphs().

static void load_freetype_locale_glyphs	(	unsigned long	min_char,
		unsigned long	max_char,
		ASFont *	font
	)			`[static]`

Definition at line 1192 of file asfont.c.

References asglyph_destroy(), CHAR2UNICODE, create_ashash, i, load_freetype_locale_glyph(), LOCAL_DEBUG_CALLER_OUT, LOCAL_DEBUG_OUT, ASFont::locale_glyphs, ASFont::max_ascend, ASFont::max_descend, ASFont::max_height, and NULL.

Referenced by load_freetype_glyphs().

static void load_glyph_freetype	(	ASFont *	font,
		ASGlyph *	asg,
		int	glyph,
		UNICODE_CHAR	uc
	)			`[static]`

Definition at line 1007 of file asfont.c.

References ASGlyph::ascend, ASF_Monospaced, buf, FT_Bitmap_::buffer, compress_glyph_pixmap(), ASGlyph::descend, ASFont::flags, ASGlyph::font_gid, free(), FT_LOAD_DEFAULT, FT_Load_Glyph(), FT_Render_Glyph(), ft_render_mode_normal, get_flags, ASGlyph::height, i, int, k, ASGlyph::lead, LOCAL_DEBUG_OUT, NULL, FT_Bitmap_::pitch, ASGlyph::pixmap, realloc(), FT_Bitmap_::rows, scale_down_glyph_width(), short, ASFont::space_size, ASGlyph::step, FT_Bitmap_::width, width, and ASGlyph::width.

Referenced by load_freetype_glyphs(), and load_freetype_locale_glyph().

void load_X11_glyph_range	(	Display *	dpy,
		ASFont *	font,
		XFontStruct *	xfs,
		size_t	char_offset,
		unsigned char	byte1,
		unsigned char	min_byte2,
		unsigned char	max_byte2,
		GC *	gc
	)

Definition at line 739 of file asfont.c.

References antialias_glyph(), ASF_Monospaced, buffer, compress_glyph_pixmap(), ASFont::flags, get_flags, height, i, len, LOCAL_DEBUG_OUT, MAX, MIN, NULL, p, row, safecalloc, safemalloc, scale_down_glyph_width(), ASFont::space_size, split_X11_glyph_range(), w, width, x, X11_AA_HEIGHT_THRESHOLD, and y.

Referenced by load_X11_glyphs().

static int load_X11_glyphs	(	Display *	dpy,
		ASFont *	font,
		XFontStruct *	xfs
	)			`[static]`

Definition at line 928 of file asfont.c.

References ASF_Monospaced, ASFont::default_glyph, ASFont::flags, get_flags, i, load_X11_glyph_range(), make_X11_default_glyph(), MAX, ASFont::max_ascend, ASFont::max_descend, ASFont::max_height, MIN, NULL, ASGlyph::pixmap, size_t, and ASFont::space_size.

Referenced by open_X11_font_int().

void make_X11_default_glyph	(	ASFont *	font,
		XFontStruct *	xfs
	)

Definition at line 890 of file asfont.c.

References ASGlyph::ascend, buf, compress_glyph_pixmap(), ASFont::default_glyph, ASGlyph::descend, free(), height, ASGlyph::height, ASGlyph::lead, ASGlyph::pixmap, row, safecalloc, safemalloc, ASGlyph::step, width, ASGlyph::width, x, and y.

Referenced by load_X11_glyphs().

ASFont* open_freetype_font	(	ASFontManager *	fontman,
		const char *	font_string,
		int	face_no,
		int	size,
		Bool	verbose
	)

Definition at line 243 of file asfont.c.

References open_freetype_font_int().

static ASFont* open_freetype_font_int	(	ASFontManager *	fontman,
		const char *	font_string,
		int	face_no,
		int	size,
		Bool	verbose,
		ASFlagType	flags
	)			`[static]`

Definition at line 161 of file asfont.c.

References ASF_Freetype, ASF_HasKerning, find_file, ASFont::flags, ASFontManager::font_path, ASFont::fontman, free(), FT_HAS_KERNING, FT_New_Face(), ASFontManager::ft_ok, FT_Set_Pixel_Sizes(), i, load_freetype_glyphs(), LOCAL_DEBUG_OUT, ASFont::magic, MAGIC_ASFONT, MAX_GLYPHS_PER_FONT, mystrdup, NULL, R_OK, safecalloc, set_flags, show_error, show_warning, ASFont::space_size, and ASFont::type.

Referenced by get_asfont(), and open_freetype_font().

ASFont* open_X11_font	(	ASFontManager *	fontman,
		const char *	font_string
	)

Definition at line 280 of file asfont.c.

References open_X11_font_int().

static ASFont* open_X11_font_int	(	ASFontManager *	fontman,
		const char *	font_string,
		ASFlagType	flags
	)			`[static]`

Definition at line 249 of file asfont.c.

References ASF_X11, ASFontManager::dpy, ASFont::flags, ASFont::fontman, load_X11_glyphs(), ASFont::magic, MAGIC_ASFONT, NULL, safecalloc, show_warning, and ASFont::type.

Referenced by get_asfont(), and open_X11_font().

void print_asfont	(	FILE *	stream,
		ASFont *	font
	)

Definition at line 2180 of file asfont.c.

References ASFont::flags, fprintf(), ASFont::max_ascend, ASFont::max_descend, ASFont::max_height, ASFont::space_size, ASFont::spacing_x, ASFont::spacing_y, and ASFont::type.

void print_asglyph	(	FILE *	stream,
		ASFont *	font,
		unsigned long	c
	)

Definition at line 2198 of file asfont.c.

References ASGlyph::ascend, ASGlyph::descend, fprintf(), get_unicode_glyph(), ASGlyph::height, k, ASGlyph::lead, NULL, ASGlyph::pixmap, ASGlyph::width, and x80.

int release_font ( ASFont * font )

Definition at line 351 of file asfont.c.

References ASFont::fontman, ASFontManager::fonts_hash, ASFont::magic, MAGIC_ASFONT, ASFont::name, NULL, ASFont::ref_count, remove_hash_item, and True.

Referenced by TASImage::DrawText().

static void render_asglyph	(	CARD8 **	scanlines,
		CARD8 *	row,
		int	start_x,
		int	y,
		int	width,
		int	height,
		CARD32	ratio
	)			`[inline, static]`

Definition at line 1777 of file asfont.c.

References data, x, and x80.

static void render_asglyph_over	(	CARD8 **	scanlines,
		CARD8 *	row,
		int	start_x,
		int	y,
		int	width,
		int	height,
		CARD32	value
	)			`[inline, static]`

Definition at line 1816 of file asfont.c.

References data, x, and x80.

static void scale_down_glyph_width	(	unsigned char *	buffer,
		int	from_width,
		int	to_width,
		int	height
	)			`[static]`

Definition at line 650 of file asfont.c.

References i, k, l, ptr, and smaller.

Referenced by load_glyph_freetype(), and load_X11_glyph_range().

Bool set_asfont_glyph_spacing	(	ASFont *	font,
		int	x,
		int	y
	)

Definition at line 2168 of file asfont.c.

References False, ASFont::spacing_x, ASFont::spacing_y, and True.

Referenced by handle_asxml_tag_text().

static ASGlyphRange* split_freetype_glyph_range	(	unsigned long	min_char,
		unsigned long	max_char,
		FT_Face	face
	)			`[static]`

Definition at line 1140 of file asfont.c.

References CHAR2UNICODE, FT_Get_Char_Index(), i, LOCAL_DEBUG_CALLER_OUT, LOCAL_DEBUG_OUT, NULL, and safecalloc.

Referenced by load_freetype_glyphs().

static ASGlyphRange* split_X11_glyph_range	(	unsigned int	min_char,
		unsigned int	max_char,
		XCharStruct *	chars
	)			`[static]`

Definition at line 716 of file asfont.c.

References c, LOCAL_DEBUG_CALLER_OUT, LOCAL_DEBUG_OUT, NULL, safecalloc, and width.

Referenced by load_X11_glyph_range().

static UNICODE_CHAR utf8_to_unicode ( const unsigned char * s ) [static]

Definition at line 1309 of file asfont.c.

References c, UNICODE_CHAR, x01, x03, x07, x80, x84, x88, and x90.

Referenced by get_utf8_glyph().

Generated on Tue Jul 5 15:57:44 2011 for ROOT_528-00b_version by

1.5.1


Classes
struct	ASGlyphMap
Defines
#define	DO_X11_ANTIALIASING
#define	DO_2STEP_X11_ANTIALIASING
#define	DO_3STEP_X11_ANTIALIASING
#define	X11_AA_HEIGHT_THRESHOLD 10
#define	X11_2STEP_AA_HEIGHT_THRESHOLD 15
#define	X11_3STEP_AA_HEIGHT_THRESHOLD 15
#define	INCLUDE_ASFONT_PRIVATE
#define	GET_KERNING(var, prev_gid, this_gid)
#define	FILL_TEXT_GLYPH_MAP(name, type, getglyph, incr)
#define	GET_TEXT_SIZE_LOOP(getglyph, incr, len)
Functions
void	asfont_destroy (ASHashableValue value, void *data)
ASFontManager *	create_font_manager (Display dpy, const char font_path, ASFontManager *reusable_memory)
void	destroy_font_manager (ASFontManager *fontman, Bool reusable)
static int	load_freetype_glyphs (ASFont *font)
static int	load_X11_glyphs (Display dpy, ASFont font, XFontStruct *xfs)
static ASFont *	open_freetype_font_int (ASFontManager fontman, const char font_string, int face_no, int size, Bool verbose, ASFlagType flags)
ASFont *	open_freetype_font (ASFontManager fontman, const char font_string, int face_no, int size, Bool verbose)
static ASFont *	open_X11_font_int (ASFontManager fontman, const char font_string, ASFlagType flags)
ASFont *	open_X11_font (ASFontManager fontman, const char font_string)
ASFont *	get_asfont (ASFontManager fontman, const char font_string, int face_no, int size, ASFontType type_and_flags)
ASFont *	dup_asfont (ASFont *font)
int	release_font (ASFont *font)
static void	free_glyph_data (register ASGlyph *asg)
static void	destroy_glyph_range (ASGlyphRange **pgr)
static void	destroy_font (ASFont *font)
void	asglyph_destroy (ASHashableValue value, void *data)
static unsigned char *	compress_glyph_pixmap (unsigned char src, unsigned char buffer, unsigned int width, unsigned int height, int src_step)
void	antialias_glyph (unsigned char *buffer, unsigned int width, unsigned int height)
static void	scale_down_glyph_width (unsigned char *buffer, int from_width, int to_width, int height)
static ASGlyphRange *	split_X11_glyph_range (unsigned int min_char, unsigned int max_char, XCharStruct *chars)
void	load_X11_glyph_range (Display dpy, ASFont font, XFontStruct xfs, size_t char_offset, unsigned char byte1, unsigned char min_byte2, unsigned char max_byte2, GC gc)
void	make_X11_default_glyph (ASFont font, XFontStruct xfs)
static void	load_glyph_freetype (ASFont font, ASGlyph asg, int glyph, UNICODE_CHAR uc)
static ASGlyphRange *	split_freetype_glyph_range (unsigned long min_char, unsigned long max_char, FT_Face face)
static ASGlyph *	load_freetype_locale_glyph (ASFont *font, UNICODE_CHAR uc)
static void	load_freetype_locale_glyphs (unsigned long min_char, unsigned long max_char, ASFont *font)
static ASGlyph *	get_unicode_glyph (const UNICODE_CHAR uc, ASFont *font)
static ASGlyph *	get_character_glyph (const unsigned char c, ASFont *font)
static UNICODE_CHAR	utf8_to_unicode (const unsigned char *s)
static ASGlyph *	get_utf8_glyph (const char utf8, ASFont font)
static void	apply_text_3D_type (ASText3DType type, int width, int height)
static unsigned int	goto_tab_stop (ASTextAttributes *attr, unsigned int space_size, unsigned int line_width)
	FILL_TEXT_GLYPH_MAP (fill_text_glyph_map_Char, FILL_TEXT_GLYPH_MAP(char, get_character_glyph(text[i], font))
static int	get_text_length (ASCharType char_type, const char *text)
ASGlyph **	get_text_glyph_list (const char text, ASFont font, ASCharType char_type, int length)
static Bool	get_text_glyph_map (const char text, ASFont font, ASGlyphMap map, ASTextAttributes attr, int length)
static Bool	get_text_size_internal (const char src_text, ASFont font, ASTextAttributes attr, unsigned int width, unsigned int height, int length, int x_positions)
Bool	get_text_size (const char src_text, ASFont font, ASText3DType type, unsigned int width, unsigned int height)
Bool	get_unicode_text_size (const UNICODE_CHAR src_text, ASFont font, ASText3DType type, unsigned int width, unsigned int height)
Bool	get_utf8_text_size (const char src_text, ASFont font, ASText3DType type, unsigned int width, unsigned int height)
Bool	get_fancy_text_size (const void src_text, ASFont font, ASTextAttributes attr, unsigned int width, unsigned int height, int length, int x_positions)
static void	render_asglyph (CARD8 *scanlines, CARD8 row, int start_x, int y, int width, int height, CARD32 ratio)
static void	render_asglyph_over (CARD8 *scanlines, CARD8 row, int start_x, int y, int width, int height, CARD32 value)
static ASImage *	draw_text_internal (const char text, ASFont font, ASTextAttributes *attr, int compression, int length)
ASImage *	draw_text (const char text, ASFont font, ASText3DType type, int compression)
ASImage *	draw_unicode_text (const UNICODE_CHAR text, ASFont font, ASText3DType type, int compression)
ASImage *	draw_utf8_text (const char text, ASFont font, ASText3DType type, int compression)
ASImage *	draw_fancy_text (const void text, ASFont font, ASTextAttributes *attr, int compression, int length)
Bool	get_asfont_glyph_spacing (ASFont font, int x, int *y)
Bool	set_asfont_glyph_spacing (ASFont *font, int x, int y)
void	print_asfont (FILE stream, ASFont font)
void	print_asglyph (FILE stream, ASFont font, unsigned long c)
Bool	afterimage_uses_xrender ()
void	draw_text_xrender (ASVisual asv, const void text, ASFont font, ASTextAttributes attr, int length, int xrender_op, unsigned long xrender_src, unsigned long xrender_dst, int xrender_xSrc, int xrender_ySrc, int xrender_xDst, int xrender_yDst)