OpenModem/bertos/gfx/text.h

127 lines
4.9 KiB
C

/**
* \file
* <!--
* This file is part of BeRTOS.
*
* Bertos is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
* As a special exception, you may use this file as part of a free software
* library without restriction. Specifically, if other files instantiate
* templates or use macros or inline functions from this file, or you compile
* this file and link it with other files to produce an executable, this
* file does not by itself cause the resulting executable to be covered by
* the GNU General Public License. This exception does not however
* invalidate any other reasons why the executable file might be covered by
* the GNU General Public License.
*
* Copyright 2003, 2004, 2005 Develer S.r.l. (http://www.develer.com/)
* Copyright 1999 Bernie Innocenti <bernie@codewiz.org>
*
* -->
*
* \defgroup text Text handling on graphical displays.
* \ingroup graphics
* \{
* \brief Text graphic routines (interface)
*
* \author Bernie Innocenti <bernie@codewiz.org>
* \author Stefano Fedrigo <aleph@develer.com>
*
* $WIZ$ module_name = "text"
* $WIZ$ module_depends = "bitmap", "line"
*/
#ifndef GFX_TEXT_H
#define GFX_TEXT_H
#include <cfg/compiler.h>
#include <cfg/macros.h> /* BV() */
#include <cpu/attr.h> /* CPU_HARVARD */
#include <gfx/gfx.h> /* coord_t */
#include <stdarg.h>
/**
* \name Style flags
* \see text_style()
* \{
*/
#define STYLEF_BOLD BV(0)
#define STYLEF_ITALIC BV(1)
#define STYLEF_UNDERLINE BV(2)
#define STYLEF_INVERT BV(3)
#define STYLEF_EXPANDED BV(4)
#define STYLEF_CONDENSED BV(5)
#define STYLEF_STRIKEOUT BV(6) /*<! Not implemented */
#define STYLEF_TALL BV(7) /*<! Not implemented */
#define STYLEF_MASK \
(STYLEF_BOLD | STYLEF_ITALIC | STYLEF_UNDERLINE \
| STYLEF_INVERT | STYLEF_EXPANDED | STYLEF_CONDENSED \
| STYLEF_STRIKEOUT | STYLEF_TALL)
/*\}*/
/**
* \name Formatting flags for text rendering
* \see text_xprintf()
* \{
*/
#define TEXT_NORMAL 0 /**< Normal mode */
#define TEXT_FILL BV(13) /**< Fill rest of line with spaces */
#define TEXT_CENTER BV(14) /**< Center string in line */
#define TEXT_RIGHT BV(15) /**< Right aligned */
/*\}*/
/** Escape sequences codes */
#define ANSI_ESC_CLEARSCREEN 'c'
/* Fwd decl */
struct Bitmap;
/* Low-level text functions (mware/text.c) */
void text_moveTo(struct Bitmap *bm, int row, int col);
void text_setCoord(struct Bitmap *bm, int x, int y);
int text_putchar(char c, struct Bitmap *bm);
uint8_t text_style(struct Bitmap *bm, uint8_t flags, uint8_t mask);
void text_clear(struct Bitmap *bm);
void text_clearLine(struct Bitmap *bm, int line);
/* Text formatting functions (mware/text_format.c) */
int text_puts(const char *str, struct Bitmap *bm);
int text_vprintf(struct Bitmap *bm, const char *fmt, va_list ap);
int text_printf(struct Bitmap *bm, const char *fmt, ...) FORMAT(__printf__, 2, 3);
int text_xyvprintf(struct Bitmap *bm, coord_t x, coord_t y, uint16_t mode, const char *fmt, va_list ap);
int text_xyprintf(struct Bitmap *bm, coord_t x, coord_t col, uint16_t mode, const char *fmt, ...) FORMAT(__printf__, 5, 6);
int text_xprintf(struct Bitmap *bm, uint8_t row, uint8_t col, uint16_t mode, const char *fmt, ...) FORMAT(__printf__, 5, 6);
int text_vwidthf(struct Bitmap *bm, const char * fmt, va_list ap);
int text_widthf(struct Bitmap *bm, const char * fmt, ...) FORMAT(__printf__, 2, 3);
/* Text formatting functions for program-memory strings (mware/text_format.c) */
#if CPU_HARVARD
#include <cpu/pgm.h>
int text_puts_P(const char * PROGMEM str, struct Bitmap *bm);
int text_vprintf_P(struct Bitmap *bm, const char * PROGMEM fmt, va_list ap);
int text_printf_P(struct Bitmap *bm, const char * PROGMEM fmt, ...) FORMAT(__printf__, 2, 3);
int text_xyvprintf_P(struct Bitmap *bm, coord_t x, coord_t y, uint16_t mode, const char *fmt, va_list ap);
int text_xyprintf_P(struct Bitmap *bm, coord_t x, coord_t col, uint16_t mode, const char *fmt, ...) FORMAT(__printf__, 5, 6);
int text_xprintf_P(struct Bitmap *bm, uint8_t row, uint8_t col, uint16_t mode, const char * PROGMEM fmt, ...) FORMAT(__printf__, 5, 6);
int text_vwidthf_P(struct Bitmap *bm, const char * PROGMEM fmt, va_list ap);
int text_widthf_P(struct Bitmap *bm, const char * PROGMEM fmt, ...);
#endif /* CPU_HARVARD */
/** \} */ //defgroup text
#endif /* GFX_TEXT_H */