rt-thread/components/rtgui/include/rtgui/dc.h

197 lines
6.2 KiB
C

/*
* File : dc.h
* This file is part of RT-Thread RTOS
* COPYRIGHT (C) 2006 - 2009, RT-Thread Development Team
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rt-thread.org/license/LICENSE
*
* Change Logs:
* Date Author Notes
* 2009-10-16 Bernard first version
*/
#ifndef __RTGUI_DC_H__
#define __RTGUI_DC_H__
#include <rtgui/rtgui.h>
#include <rtgui/font.h>
#include <rtgui/driver.h>
#include <rtgui/widgets/widget.h>
enum rtgui_dc_type
{
RTGUI_DC_HW,
RTGUI_DC_CLIENT,
RTGUI_DC_BUFFER,
};
struct rtgui_dc_engine
{
/* interface */
void (*draw_point)(struct rtgui_dc* dc, int x, int y);
void (*draw_color_point)(struct rtgui_dc* dc, int x, int y, rtgui_color_t color);
void (*draw_vline)(struct rtgui_dc* dc, int x, int y1, int y2);
void (*draw_hline)(struct rtgui_dc* dc, int x1, int x2, int y);
void (*fill_rect )(struct rtgui_dc* dc, rtgui_rect_t* rect);
void (*blit_line) (struct rtgui_dc* dc, int x1, int x2, int y, rt_uint8_t* line_data);
void (*blit )(struct rtgui_dc* dc, struct rtgui_point* dc_point, struct rtgui_dc* dest, rtgui_rect_t* rect);
/* set and get graphic context */
void (*set_gc)(struct rtgui_dc* dc, struct rtgui_gc *gc);
struct rtgui_gc* (*get_gc)(struct rtgui_dc* dc);
/* get dc visible */
rt_bool_t (*get_visible)(struct rtgui_dc* dc);
/* get dc rect */
void (*get_rect )(struct rtgui_dc* dc, rtgui_rect_t* rect);
rt_bool_t (*fini )(struct rtgui_dc* dc);
};
/* the abstract device context */
struct rtgui_dc
{
/* type of device context */
rt_uint32_t type;
/* dc engine */
const struct rtgui_dc_engine* engine;
};
#define RTGUI_DC_FC(dc) (rtgui_dc_get_gc(dc)->foreground)
#define RTGUI_DC_BC(dc) (rtgui_dc_get_gc(dc)->background)
#define RTGUI_DC_FONT(dc) (rtgui_dc_get_gc(dc)->font)
#define RTGUI_DC_TEXTALIGN(dc) (rtgui_dc_get_gc(dc)->textalign)
/* create a buffer dc */
struct rtgui_dc* rtgui_dc_buffer_create(int width, int height);
rt_uint8_t* rtgui_dc_buffer_get_pixel(struct rtgui_dc* dc);
/* begin and end a drawing */
struct rtgui_dc* rtgui_dc_begin_drawing(rtgui_widget_t* owner);
void rtgui_dc_end_drawing(struct rtgui_dc* dc);
/* destroy a dc */
void rtgui_dc_destory(struct rtgui_dc* dc);
void rtgui_dc_draw_line (struct rtgui_dc* dc, int x1, int y1, int x2, int y2);
void rtgui_dc_draw_rect (struct rtgui_dc* dc, struct rtgui_rect* rect);
void rtgui_dc_fill_rect_forecolor(struct rtgui_dc* dc, struct rtgui_rect* rect);
void rtgui_dc_draw_round_rect(struct rtgui_dc* dc, struct rtgui_rect* rect, int r);
void rtgui_dc_fill_round_rect(struct rtgui_dc* dc, struct rtgui_rect* rect, int r);
void rtgui_dc_draw_annulus(struct rtgui_dc *dc, rt_int16_t x, rt_int16_t y, rt_int16_t r1, rt_int16_t r2, rt_int16_t start, rt_int16_t end);
void rtgui_dc_draw_sector(struct rtgui_dc *dc, rt_int16_t x, rt_int16_t y, rt_int16_t r, rt_int16_t start, rt_int16_t end);
void rtgui_dc_fill_sector(struct rtgui_dc *dc, rt_int16_t x, rt_int16_t y, rt_int16_t r, rt_int16_t start, rt_int16_t end);
void rtgui_dc_draw_text (struct rtgui_dc* dc, const char* text, struct rtgui_rect* rect);
void rtgui_dc_draw_mono_bmp(struct rtgui_dc* dc, int x, int y, int w, int h, const rt_uint8_t* data);
void rtgui_dc_draw_byte(struct rtgui_dc*dc, int x, int y, int h, const rt_uint8_t* data);
void rtgui_dc_draw_word(struct rtgui_dc*dc, int x, int y, int h, const rt_uint8_t* data);
void rtgui_dc_draw_border(struct rtgui_dc* dc, rtgui_rect_t* rect, int flag);
void rtgui_dc_draw_horizontal_line(struct rtgui_dc* dc, int x1, int x2, int y);
void rtgui_dc_draw_vertical_line(struct rtgui_dc* dc, int x, int y1, int y2);
void rtgui_dc_draw_focus_rect(struct rtgui_dc* dc, rtgui_rect_t* rect);
void rtgui_dc_draw_polygon(struct rtgui_dc* dc, const int *vx, const int *vy, int count);
void rtgui_dc_fill_polygon(struct rtgui_dc* dc, const int* vx, const int* vy, int count);
void rtgui_dc_draw_circle(struct rtgui_dc* dc, int x, int y, int r);
void rtgui_dc_fill_circle(struct rtgui_dc* dc, rt_int16_t x, rt_int16_t y, rt_int16_t r);
void rtgui_dc_draw_arc(struct rtgui_dc *dc, rt_int16_t x, rt_int16_t y, rt_int16_t r, rt_int16_t start, rt_int16_t end);
void rtgui_dc_draw_ellipse(struct rtgui_dc* dc, rt_int16_t x, rt_int16_t y, rt_int16_t rx, rt_int16_t ry);
void rtgui_dc_fill_ellipse(struct rtgui_dc *dc, rt_int16_t x, rt_int16_t y, rt_int16_t rx, rt_int16_t ry);
/*
* dc inline function
*
* Note:
* In order to improve drawing speed, put most of common function of dc to inline
*/
/*
* draw a point on dc
*/
rt_inline void rtgui_dc_draw_point(struct rtgui_dc* dc, int x, int y)
{
dc->engine->draw_point(dc, x, y);
}
/*
* draw a color point on dc
*/
rt_inline void rtgui_dc_draw_color_point(struct rtgui_dc* dc, int x, int y, rtgui_color_t color)
{
dc->engine->draw_color_point(dc, x, y, color);
}
/*
* draw a vertical line on dc
*/
rt_inline void rtgui_dc_draw_vline(struct rtgui_dc* dc, int x, int y1, int y2)
{
dc->engine->draw_vline(dc, x, y1, y2);
}
/*
* draw a horizontal line on dc
*/
rt_inline void rtgui_dc_draw_hline(struct rtgui_dc* dc, int x1, int x2, int y)
{
dc->engine->draw_hline(dc, x1, x2, y);
}
/*
* fill a rect with background color
*/
rt_inline void rtgui_dc_fill_rect (struct rtgui_dc* dc, struct rtgui_rect* rect)
{
dc->engine->fill_rect(dc, rect);
}
/*
* blit a dc on hardware dc
*/
rt_inline void rtgui_dc_blit(struct rtgui_dc* dc, struct rtgui_point* dc_point, struct rtgui_dc* dest, rtgui_rect_t* rect)
{
dc->engine->blit(dc, dc_point, dest, rect);
}
/*
* set gc of dc
*/
rt_inline void rtgui_dc_set_gc(struct rtgui_dc* dc, rtgui_gc_t* gc)
{
dc->engine->set_gc(dc, gc);
}
/*
* get gc of dc
*/
rt_inline rtgui_gc_t *rtgui_dc_get_gc(struct rtgui_dc* dc)
{
return dc->engine->get_gc(dc);
}
/*
* get visible status of dc
*/
rt_inline rt_bool_t rtgui_dc_get_visible(struct rtgui_dc* dc)
{
return dc->engine->get_visible(dc);
}
/*
* get rect of dc
*/
rt_inline void rtgui_dc_get_rect(struct rtgui_dc*dc, rtgui_rect_t* rect)
{
dc->engine->get_rect(dc, rect);
}
#endif