#include <string.h>
#include "app_config.h"
#include "nbgl_debug.h"
#include "nbgl_draw.h"
#include "nbgl_fonts.h"
#include "os_helpers.h"
#include "os_pic.h"

Include dependency graph for nbgl_fonts.c:

Macros
#define	PIC_FONT(x) ((nbgl_font_t const *) PIC(x))

#define	BAGL_FONT_ID_MASK 0x0FFF

#define	IS_WORD_DELIM(c) (c == ' ' \|\| c == '\n' \|\| c == '\b' \|\| c == '\f' \|\| c == '-' \|\| c == '_')

Functions
const nbgl_font_t *	nbgl_getFont (nbgl_font_id_e fontId)
	return the non-unicode font corresponding to the given font ID More...

uint32_t	nbgl_popUnicodeChar (const uint8_t *text, uint16_t textLen, bool *is_unicode)
	Get the coming unicode value on the given UTF-8 string. If the value is a simple ASCII character, is_unicode is set to false. More...

uint16_t	nbgl_getSingleLineTextWidth (nbgl_font_id_e fontId, const char *text)
	return the max width in pixels of the given text until the first or \0 is encountered More...

uint16_t	nbgl_getSingleLineTextWidthInLen (nbgl_font_id_e fontId, const char *text, uint16_t maxLen)
	return the max width in pixels of the given text until the first or \0 is encountered, or maxLen characters have been parsed. More...

uint16_t	nbgl_getTextWidth (nbgl_font_id_e fontId, const char *text)
	return the max width in pixels of the given text (can be multiline) More...

uint8_t	nbgl_getCharWidth (nbgl_font_id_e fontId, const char *text)
	return the width in pixels of the given UTF-8 character More...

uint8_t	nbgl_getFontHeight (nbgl_font_id_e fontId)
	return the height in pixels of the font with the given font ID More...

uint8_t	nbgl_getFontLineHeight (nbgl_font_id_e fontId)
	return the height in pixels of the line of font with the given font ID More...

uint16_t	nbgl_getTextNbLines (const char *text)
	return the number of lines in the given text, according to the found ' 's More...

uint16_t	nbgl_getTextHeight (nbgl_font_id_e fontId, const char *text)
	return the height of the given multiline text, with the given font. More...

uint16_t	nbgl_getTextLength (const char *text)
	return the number of bytes of the given text, excluding final ' ' or '\0' More...

void	nbgl_getTextMaxLenAndWidth (nbgl_font_id_e fontId, const char text, uint16_t maxWidth, uint16_t len, uint16_t *width, bool wrapping)
	compute the max width of the first line of the given text fitting in maxWidth More...

bool	nbgl_getTextMaxLenInNbLines (nbgl_font_id_e fontId, const char text, uint16_t maxWidth, uint16_t maxNbLines, uint16_t len, bool wrapping)
	compute the len of the given text (in bytes) fitting in the given maximum nb lines, with the given maximum width More...

bool	nbgl_getTextMaxLenAndWidthFromEnd (nbgl_font_id_e fontId, const char text, uint16_t maxWidth, uint16_t len, uint16_t *width)
	compute the len and width of the given text fitting in the maxWidth, starting from end of text More...

uint16_t	nbgl_getTextNbLinesInWidth (nbgl_font_id_e fontId, const char *text, uint16_t maxWidth, bool wrapping)
	compute the number of lines of the given text fitting in the given maxWidth More...

uint8_t	nbgl_getTextNbPagesInWidth (nbgl_font_id_e fontId, const char *text, uint8_t nbLinesPerPage, uint16_t maxWidth)
	compute the number of pages of nbLinesPerPage lines per page of the given text fitting in the given maxWidth More...

uint16_t	nbgl_getTextHeightInWidth (nbgl_font_id_e fontId, const char *text, uint16_t maxWidth, bool wrapping)
	return the height of the given multiline text, with the given font. More...

void	nbgl_textWrapOnNbLines (nbgl_font_id_e fontId, char *text, uint16_t maxWidth, uint8_t nbLines)
	Modifies the given text to wrap it on the given max width (in pixels), in the given nbLines If possible,. More...

void	nbgl_textReduceOnNbLines (nbgl_font_id_e fontId, const char origText, uint16_t maxWidth, uint8_t nbLines, char reducedText, uint16_t reducedTextLen)
	Create a reduced version of given ASCII text to wrap it on the given max width (in pixels), in the given nbLines. More...

Detailed Description

Implementation of fonts array

Definition in file nbgl_fonts.c.

Macro Definition Documentation

◆ BAGL_FONT_ID_MASK

#define BAGL_FONT_ID_MASK 0x0FFF

Definition at line 24 of file nbgl_fonts.c.

◆ IS_WORD_DELIM

#define IS_WORD_DELIM ( c ) (c == ' ' || c == '\n' || c == '\b' || c == '\f' || c == '-' || c == '_')

Definition at line 26 of file nbgl_fonts.c.

◆ PIC_FONT

#define PIC_FONT ( x ) ((nbgl_font_t const *) PIC(x))

Definition at line 23 of file nbgl_fonts.c.

Function Documentation

◆ nbgl_getCharWidth()

uint8_t nbgl_getCharWidth	(	nbgl_font_id_e	fontId,
		const char *	text
	)

return the width in pixels of the given UTF-8 character

Parameters

fontId	font ID
text	UTF-8 character

Returns: the width in pixels of the character

Definition at line 372 of file nbgl_fonts.c.

◆ nbgl_getFont()

const nbgl_font_t* nbgl_getFont ( nbgl_font_id_e fontId )

return the non-unicode font corresponding to the given font ID

Parameters

fontId font ID

Returns: the found font or NULL

Definition at line 136 of file nbgl_fonts.c.

◆ nbgl_getFontHeight()

uint8_t nbgl_getFontHeight ( nbgl_font_id_e fontId )

return the height in pixels of the font with the given font ID

Parameters

fontId font ID

Returns: the height in pixels

Definition at line 398 of file nbgl_fonts.c.

◆ nbgl_getFontLineHeight()

uint8_t nbgl_getFontLineHeight ( nbgl_font_id_e fontId )

return the height in pixels of the line of font with the given font ID

Parameters

fontId font ID

Returns: the height in pixels

Definition at line 410 of file nbgl_fonts.c.

◆ nbgl_getSingleLineTextWidth()

uint16_t nbgl_getSingleLineTextWidth	(	nbgl_font_id_e	fontId,
		const char *	text
	)

return the max width in pixels of the given text until the first
or \0 is encountered

Parameters

fontId	font ID
text	text in UTF8

Returns: the width in pixels of the text

Definition at line 334 of file nbgl_fonts.c.

◆ nbgl_getSingleLineTextWidthInLen()

uint16_t nbgl_getSingleLineTextWidthInLen	(	nbgl_font_id_e	fontId,
		const char *	text,
		uint16_t	maxLen
	)

return the max width in pixels of the given text until the first
or \0 is encountered, or maxLen characters have been parsed.

Parameters

fontId	font ID
text	text in UTF8
maxLen	max number of bytes to parse

Returns: the width in pixels of the text

Definition at line 348 of file nbgl_fonts.c.

◆ nbgl_getTextHeight()

uint16_t nbgl_getTextHeight	(	nbgl_font_id_e	fontId,
		const char *	text
	)

return the height of the given multiline text, with the given font.

Parameters

fontId	font ID
text	text to get the height from

Returns: the height in pixels

Definition at line 441 of file nbgl_fonts.c.

◆ nbgl_getTextHeightInWidth()

uint16_t nbgl_getTextHeightInWidth	(	nbgl_font_id_e	fontId,
		const char *	text,
		uint16_t	maxWidth,
		bool	wrapping
	)

return the height of the given multiline text, with the given font.

Parameters

fontId	font ID
text	text to get the height from
maxWidth	maximum width in which the text must fit
wrapping	if true, lines are split on separators like spaces, ...

Returns: the height in pixels

Definition at line 1048 of file nbgl_fonts.c.

◆ nbgl_getTextLength()

uint16_t nbgl_getTextLength ( const char * text )

return the number of bytes of the given text, excluding final '
' or '\0'

Note: '
' and '\0' are considered as end of string

Parameters

text	text to get the number of bytes from

Returns: the number of bytes in the given text

Definition at line 454 of file nbgl_fonts.c.

◆ nbgl_getTextMaxLenAndWidth()

void nbgl_getTextMaxLenAndWidth	(	nbgl_font_id_e	fontId,
		const char *	text,
		uint16_t	maxWidth,
		uint16_t *	len,
		uint16_t *	width,
		bool	wrapping
	)

compute the max width of the first line of the given text fitting in maxWidth

Parameters

fontId	font ID
text	input UTF-8 string, possibly multi-line (but only first line, before , is used)
maxWidth	maximum width in bytes, if text is greater than that the parsing is escaped
len	(output) consumed bytes in text fitting in maxWidth
width	(output) set to maximum width in pixels in text fitting in maxWidth
wrapping	if true, lines are split on separators like spaces, ...

Returns: true if maxWidth is reached, false otherwise

Definition at line 482 of file nbgl_fonts.c.

◆ nbgl_getTextMaxLenAndWidthFromEnd()

bool nbgl_getTextMaxLenAndWidthFromEnd	(	nbgl_font_id_e	fontId,
		const char *	text,
		uint16_t	maxWidth,
		uint16_t *	len,
		uint16_t *	width
	)

compute the len and width of the given text fitting in the maxWidth, starting from end of text

Note: works only with ASCII string

Parameters

fontId	font ID
text	input ascii string, possibly multi-line (but only first line is handled)
maxWidth	maximum width in bytes, if text is greater than that the parsing is escaped
len	(output) consumed bytes in text fitting in maxWidth
width	(output) set to maximum width in pixels in text fitting in maxWidth

Returns: true if maxWidth is reached, false otherwise

Definition at line 681 of file nbgl_fonts.c.

◆ nbgl_getTextMaxLenInNbLines()

bool nbgl_getTextMaxLenInNbLines	(	nbgl_font_id_e	fontId,
		const char *	text,
		uint16_t	maxWidth,
		uint16_t	maxNbLines,
		uint16_t *	len,
		bool	wrapping
	)

compute the len of the given text (in bytes) fitting in the given maximum nb lines, with the given maximum width

Parameters

fontId	font ID
text	input UTF-8 string, possibly multi-line
maxWidth	maximum width in bytes, if text is greater than that the parsing is escaped
maxNbLines	maximum number of lines, if text is greater than that the parsing is escaped
len	(output) consumed bytes in text fitting in maxWidth
wrapping	if true, lines are split on separators like spaces, ...

Returns: true if maxNbLines is reached, false otherwise

Definition at line 572 of file nbgl_fonts.c.

◆ nbgl_getTextNbLines()

uint16_t nbgl_getTextNbLines ( const char * text )

return the number of lines in the given text, according to the found '
's

Parameters

text	text to get the number of lines from

Returns: the number of lines in the given text

Definition at line 422 of file nbgl_fonts.c.

◆ nbgl_getTextNbLinesInWidth()

uint16_t nbgl_getTextNbLinesInWidth	(	nbgl_font_id_e	fontId,
		const char *	text,
		uint16_t	maxWidth,
		bool	wrapping
	)

compute the number of lines of the given text fitting in the given maxWidth

Parameters

fontId	font ID
text	UTF-8 text to get the number of lines from
maxWidth	maximum width in which the text must fit
wrapping	if true, lines are split on separators like spaces, ...

Returns: the number of lines in the given text

Definition at line 731 of file nbgl_fonts.c.

◆ nbgl_getTextNbPagesInWidth()

uint8_t nbgl_getTextNbPagesInWidth	(	nbgl_font_id_e	fontId,
		const char *	text,
		uint8_t	nbLinesPerPage,
		uint16_t	maxWidth
	)

compute the number of pages of nbLinesPerPage lines per page of the given text fitting in the given maxWidth

Parameters

fontId	font ID
text	UTF-8 text to get the number of pages from
nbLinesPerPage	number of lines in a page
maxWidth	maximum width in which the text must fit

Returns: the number of pages in the given text

Definition at line 885 of file nbgl_fonts.c.

◆ nbgl_getTextWidth()

uint16_t nbgl_getTextWidth	(	nbgl_font_id_e	fontId,
		const char *	text
	)

return the max width in pixels of the given text (can be multiline)

Parameters

fontId	font ID
text	text in UTF8

Returns: the width in pixels of the text

Definition at line 360 of file nbgl_fonts.c.

◆ nbgl_popUnicodeChar()

uint32_t nbgl_popUnicodeChar	(	const uint8_t **	text,
		uint16_t *	textLen,
		bool *	is_unicode
	)

Get the coming unicode value on the given UTF-8 string. If the value is a simple ASCII character, is_unicode is set to false.

Parameters

text	(in/out) text to get character from. Updated after pop to the next UTF-8 char
textLen	(in/out) remaining length in given text (before ' ' or '\0')
is_unicode	(out) set to true if it's a real unicode (not ASCII)

Returns: unicode (or ascii-7) value of the found character

Definition at line 150 of file nbgl_fonts.c.

◆ nbgl_textReduceOnNbLines()

void nbgl_textReduceOnNbLines	(	nbgl_font_id_e	fontId,
		const char *	origText,
		uint16_t	maxWidth,
		uint8_t	nbLines,
		char *	reducedText,
		uint16_t	reducedTextLen
	)

Create a reduced version of given ASCII text to wrap it on the given max width (in pixels), in the given nbLines.

Note: the number of line must be odd

Parameters

fontId	font ID
origText	(input) ASCII string, must be single line
maxWidth	maximum width in pixels
nbLines	(input) number of lines to reduce the text to. The middle of the text is replaced by ...
reducedText	(output) reduced text
reducedTextLen	(input) max size of reduced text

Definition at line 1179 of file nbgl_fonts.c.

◆ nbgl_textWrapOnNbLines()

void nbgl_textWrapOnNbLines	(	nbgl_font_id_e	fontId,
		char *	text,
		uint16_t	maxWidth,
		uint8_t	nbLines
	)

Modifies the given text to wrap it on the given max width (in pixels), in the given nbLines If possible,.

Parameters

fontId	font ID
text	(input/output) UTF-8 string, possibly multi-line
maxWidth	maximum width in pixels
nbLines	(input) If the text doesn't fit in this number of lines, the last chars will be replaced by ...

Definition at line 1068 of file nbgl_fonts.c.

Macros

Functions

Detailed Description

Macro Definition Documentation

◆ BAGL_FONT_ID_MASK

◆ IS_WORD_DELIM

◆ PIC_FONT

Function Documentation

◆ nbgl_getCharWidth()

◆ nbgl_getFont()

◆ nbgl_getFontHeight()

◆ nbgl_getFontLineHeight()

◆ nbgl_getSingleLineTextWidth()

◆ nbgl_getSingleLineTextWidthInLen()

◆ nbgl_getTextHeight()

◆ nbgl_getTextHeightInWidth()

◆ nbgl_getTextLength()

◆ nbgl_getTextMaxLenAndWidth()

◆ nbgl_getTextMaxLenAndWidthFromEnd()

◆ nbgl_getTextMaxLenInNbLines()

◆ nbgl_getTextNbLines()

◆ nbgl_getTextNbLinesInWidth()

◆ nbgl_getTextNbPagesInWidth()

◆ nbgl_getTextWidth()

◆ nbgl_popUnicodeChar()

◆ nbgl_textReduceOnNbLines()

◆ nbgl_textWrapOnNbLines()