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/*
ChibiOS/RT - Copyright (C) 2012
Joel Bodenmann aka Tectu <joel@unormal.org>
This file is part of ChibiOS-LCD-Driver.
ChibiOS-LCD-Driver 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 3 of the License, or
(at your option) any later version.
ChibiOS-LCD-Driver 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, see <http://www.gnu.org/licenses/>.
*/
/**
* @file templates/gdisp_lld.h
* @brief GDISP Graphic Driver subsystem low level driver header template.
*
* @addtogroup GDISP
* @{
*/
#ifndef _GDISP_LLD_H
#define _GDISP_LLD_H
#if HAL_USE_GDISP || defined(__DOXYGEN__)
/*===========================================================================*/
/* Driver constants. */
/*===========================================================================*/
/*===========================================================================*/
/* Driver pre-compile time settings. */
/*===========================================================================*/
/*===========================================================================*/
/* Derived constants and error checks. */
/*===========================================================================*/
/*===========================================================================*/
/* Driver data structures and types. */
/*===========================================================================*/
/**
* @brief Structure representing a GDISP driver.
* @note Implementations may extend this structure to contain more,
* architecture dependent, fields.
*/
struct GDISPDriver {
/**
* @brief Width of the screen.
* @note Read-only.
*/
coord_t Width;
/**
* @brief Height of the screen.
* @note Read-only.
*/
coord_t Height;
/**
* @brief Current orientation of the screen.
* @note Read-only.
*/
gdisp_orientation_t Orientation;
/**
* @brief Current power mode of the screen.
* @note Read-only.
*/
gdisp_powermode_t Powermode;
#if defined(GDISP_DRIVER_EXT_FIELDS)
GDISP_DRIVER_EXT_FIELDS
#endif
/* End of mandatory fields */
};
/*===========================================================================*/
/* Driver macros. */
/*===========================================================================*/
/*===========================================================================*/
/* External declarations. */
/*===========================================================================*/
#if !defined(__DOXYGEN__)
extern GDISPDriver GDISP;
#endif
#ifdef __cplusplus
extern "C" {
#endif
/* Core functions */
void gdisp_lld_init(void);
void gdisp_lld_setpowermode(gdisp_powermode_t powerMode);
void gdisp_lld_setorientation(gdisp_orientation_t newOrientation);
/* Some of these functions will be implemented in software by the high level driver
depending on the GDISP_HARDWARE_XXX macros defined in gdisp_lld_config.h.
*/
/* Drawing functions */
void gdisp_lld_clear(color_t color);
void gdisp_lld_drawpixel(coord_t x, coord_t y, color_t color);
void gdisp_lld_drawline(coord_t x0, coord_t y0, coord_t x1, coord_t y1, color_t color);
void gdisp_lld_drawbox(coord_t x, coord_t y, coord_t cx, coord_t cy, color_t color);
void gdisp_lld_fillarea(coord_t x, coord_t y, coord_t cx, coord_t cy, color_t color);
void gdisp_lld_blitarea(coord_t x, coord_t y, coord_t cx, coord_t cy, pixel_t *buffer);
/* Circular Drawing Functions */
#if GDISP_NEED_CIRCLE
void gdisp_lld_drawcircle(coord_t x, coord_t y, coord_t radius, color_t color);
void gdisp_lld_fillcircle(coord_t x, coord_t y, coord_t radius, color_t color);
#endif
#if GDISP_NEED_ELLIPSE
void gdisp_lld_drawellipse(coord_t x, coord_t y, coord_t a, coord_t b, color_t color);
void gdisp_lld_fillellipse(coord_t x, coord_t y, coord_t a, coord_t b, color_t color);
#endif
/* Text Rendering Functions */
#if GDISP_NEED_TEXT
void gdisp_lld_drawchar(coord_t x, coord_t y, char c, font_t font, color_t color);
void gdisp_lld_fillchar(coord_t x, coord_t y, char c, font_t font, color_t color, color_t bgcolor);
#endif
/* Pixel readback */
#if GDISP_NEED_PIXELREAD
color_t gdisp_lld_getpixelcolor(coord_t x, coord_t y);
#endif
/* Scrolling Function - clears the area scrolled out */
#if GDISP_NEED_SCROLL
void gdisp_lld_verticalscroll(coord_t x, coord_t y, coord_t cx, coord_t cy, int lines, color_t bgcolor);
#endif
#ifdef __cplusplus
}
#endif
#endif /* HAL_USE_GDISP */
#endif /* _GDISP_LLD_H */
/** @} */
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