battery_screen.h File Reference

The pack: what each cell is doing relative to the others. More...

#include <stdbool.h>
#include "gfx.h"
#include "ui_screen.h"

Go to the source code of this file.

Data Structures
struct	battery_state_t
	What the balance lead says of a pack. More...

Macros
#define	BATTERY_CELLS_MAX   14
	The most cells a pack is drawn with.

Functions
void	battery_invalidate (void)
const ui_screen_t *	battery_screen (void)
	The BATTERY screen.
void	battery_screen_set (const battery_state_t *b)
	What the balance lead says. NULL, or valid false, means nothing is on.
float	battery_screen_spread_mv (void)
	The widest gap between any two cells.
const gfx_font_t *	battery_screen_cells_font (int cells)
	The face of the cells row under the plot for a pack of cells: 12 x 24 while a voltage ("3.81") fits its cell's slot, else the 10 x 20 face, else 8 x 16.
int	battery_screen_text_lines (const char *text, bool note)
	The lines text takes in the right card's column: the verdict's reason in the 12 x 24 face (the card shows two lines), or a part of the note in the 10 x 20 face.

Detailed Description

The pack: what each cell is doing relative to the others.

SPDX-License-Identifier: MIT

Function Documentation

battery_invalidate()

void battery_invalidate

(

void

)

Drop the cached chrome, so the next frame repaints it.

battery_screen()

const ui_screen_t * battery_screen

(

void

)

The BATTERY screen.

Returns

The screen.

battery_screen_cells_font()

const gfx_font_t * battery_screen_cells_font

(

int

cells

)

The face of the cells row under the plot for a pack of cells: 12 x 24 while a voltage ("3.81") fits its cell's slot, else the 10 x 20 face, else 8 x 16.

Parameters

cells

The pack's cells; under 1 counts as 1.

Returns

The face.

battery_screen_set()

void battery_screen_set

(

const battery_state_t *

b

)

What the balance lead says. NULL, or valid false, means nothing is on.

Parameters

b	The pack, copied; NULL clears it.

battery_screen_spread_mv()

float battery_screen_spread_mv

(

void

)

The widest gap between any two cells.

Returns

Millivolts; 0 with no pack.

battery_screen_text_lines()

int battery_screen_text_lines	(	const char *	text,
		bool	note )

The lines text takes in the right card's column: the verdict's reason in the 12 x 24 face (the card shows two lines), or a part of the note in the 10 x 20 face.

Parameters

text	The text, as the screen shows it.
note	True for the note's face, false for the reason's.

Returns

The lines, 0 for NULL or an empty text.