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/*
* File : driver.h
* This file is part of RT-Thread GUI Engine
* COPYRIGHT (C) 2006 - 2017, RT-Thread Development Team
*
* This program 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 Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Change Logs:
* Date Author Notes
* 2009-10-04 Bernard first version
*/
#ifndef __RTGUI_DRIVER_H__
#define __RTGUI_DRIVER_H__
#include <rtgui/list.h>
#include <rtgui/color.h>
/* graphic driver operations */
struct rtgui_graphic_driver_ops
{
/* set and get pixel in (x, y) */
void (*set_pixel)(rtgui_color_t *c, int x, int y);
void (*get_pixel)(rtgui_color_t *c, int x, int y);
void (*draw_hline)(rtgui_color_t *c, int x1, int x2, int y);
void (*draw_vline)(rtgui_color_t *c, int x , int y1, int y2);
/* draw raw hline */
void (*draw_raw_hline)(rt_uint8_t *pixels, int x1, int x2, int y);
};
/* graphic extension operations */
struct rtgui_graphic_ext_ops
{
/* some 2D operations */
void (*draw_line)(rtgui_color_t *c, int x1, int y1, int x2, int y2);
void (*draw_rect)(rtgui_color_t *c, int x1, int y1, int x2, int y2);
void (*fill_rect)(rtgui_color_t *c, int x1, int y1, int x2, int y2);
void (*draw_circle)(rtgui_color_t *c, int x, int y, int r);
void (*fill_circle)(rtgui_color_t *c, int x, int y, int r);
void (*draw_ellipse)(rtgui_color_t *c, int x, int y, int rx, int ry);
void (*fill_ellipse)(rtgui_color_t *c, int x, int y, int rx, int ry);
};
struct rtgui_graphic_driver
{
/* pixel format and byte per pixel */
rt_uint8_t pixel_format;
rt_uint8_t bits_per_pixel;
rt_uint16_t pitch;
/* screen width and height */
rt_uint16_t width;
rt_uint16_t height;
/* framebuffer address and ops */
rt_uint8_t *framebuffer;
struct rt_device* device;
const struct rtgui_graphic_driver_ops *ops;
const struct rtgui_graphic_ext_ops *ext_ops;
};
struct rtgui_graphic_driver *rtgui_graphic_driver_get_default(void);
void rtgui_graphic_driver_get_rect(const struct rtgui_graphic_driver *driver, rtgui_rect_t *rect);
void rtgui_graphic_driver_screen_update(const struct rtgui_graphic_driver *driver, rtgui_rect_t *rect);
rt_uint8_t *rtgui_graphic_driver_get_framebuffer(const struct rtgui_graphic_driver *driver);
rt_err_t rtgui_graphic_set_device(rt_device_t device);
void rtgui_graphic_driver_set_framebuffer(void *fb);
rt_inline struct rtgui_graphic_driver *rtgui_graphic_get_device()
{
return rtgui_graphic_driver_get_default();
}
#ifdef RTGUI_USING_HW_CURSOR
/*
* hardware cursor
*/
enum rtgui_cursor_type
{
RTGUI_CURSOR_ARROW,
RTGUI_CURSOR_HAND,
};
void rtgui_cursor_set_device(const char* device_name);
void rtgui_cursor_set_position(rt_uint16_t x, rt_uint16_t y);
void rtgui_cursor_set_image(enum rtgui_cursor_type type);
#endif
#ifdef RTGUI_USING_VFRAMEBUFFER
void rtgui_graphic_driver_vmode_enter(void);
void rtgui_graphic_driver_vmode_exit(void);
struct rtgui_dc* rtgui_graphic_driver_get_rect_buffer(const struct rtgui_graphic_driver *driver, struct rtgui_rect *rect);
#endif
rt_bool_t rtgui_graphic_driver_is_vmode(void);
#endif
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