lv_draw_sw.h

Go to the documentation of this file.

 
#ifndef LV_DRAW_SW_H
#define LV_DRAW_SW_H
 
#ifdef __cplusplus
extern "C" {
#endif
 
/*********************
 *      INCLUDES
 *********************/
#include "lv_draw_sw_blend.h"
#include "../lv_draw.h"
#include "../../misc/lv_area.h"
#include "../../misc/lv_color.h"
#include "../../hal/lv_hal_disp.h"
 
/*********************
 *      DEFINES
 *********************/
 
/**********************
 *      TYPEDEFS
 **********************/
 
struct _lv_disp_drv_t;
 
typedef struct {
    lv_draw_ctx_t base_draw;
 
    void (*blend)(lv_draw_ctx_t * draw_ctx, const lv_draw_sw_blend_dsc_t * dsc);
} lv_draw_sw_ctx_t;
 
typedef struct {
    lv_draw_layer_ctx_t base_draw;
 
    uint32_t buf_size_bytes: 31;
    uint32_t has_alpha : 1;
} lv_draw_sw_layer_ctx_t;
 
/**********************
 * GLOBAL PROTOTYPES
 **********************/
 
void lv_draw_sw_init_ctx(struct _lv_disp_drv_t * drv, lv_draw_ctx_t * draw_ctx);
void lv_draw_sw_deinit_ctx(struct _lv_disp_drv_t * drv, lv_draw_ctx_t * draw_ctx);
 
void lv_draw_sw_wait_for_finish(lv_draw_ctx_t * draw_ctx);
 
void lv_draw_sw_arc(lv_draw_ctx_t * draw_ctx, const lv_draw_arc_dsc_t * dsc, const lv_point_t * center, uint16_t radius,
                    uint16_t start_angle, uint16_t end_angle);
 
void lv_draw_sw_rect(lv_draw_ctx_t * draw_ctx, const lv_draw_rect_dsc_t * dsc, const lv_area_t * coords);
 
void lv_draw_sw_bg(lv_draw_ctx_t * draw_ctx, const lv_draw_rect_dsc_t * dsc, const lv_area_t * coords);
void lv_draw_sw_letter(lv_draw_ctx_t * draw_ctx, const lv_draw_label_dsc_t * dsc, const lv_point_t * pos_p,
                       uint32_t letter);
 
LV_ATTRIBUTE_FAST_MEM void lv_draw_sw_img_decoded(struct _lv_draw_ctx_t * draw_ctx, const lv_draw_img_dsc_t * draw_dsc,
                                                  const lv_area_t * coords, const uint8_t * src_buf, lv_img_cf_t cf);
 
LV_ATTRIBUTE_FAST_MEM void lv_draw_sw_line(struct _lv_draw_ctx_t * draw_ctx, const lv_draw_line_dsc_t * dsc,
                                           const lv_point_t * point1, const lv_point_t * point2);
 
void lv_draw_sw_polygon(struct _lv_draw_ctx_t * draw_ctx, const lv_draw_rect_dsc_t * draw_dsc,
                        const lv_point_t * points, uint16_t point_cnt);
 
void lv_draw_sw_buffer_copy(lv_draw_ctx_t * draw_ctx,
                            void * dest_buf, lv_coord_t dest_stride, const lv_area_t * dest_area,
                            void * src_buf, lv_coord_t src_stride, const lv_area_t * src_area);
 
void lv_draw_sw_transform(lv_draw_ctx_t * draw_ctx, const lv_area_t * dest_area, const void * src_buf,
                          lv_coord_t src_w, lv_coord_t src_h, lv_coord_t src_stride,
                          const lv_draw_img_dsc_t * draw_dsc, lv_img_cf_t cf, lv_color_t * cbuf, lv_opa_t * abuf);
 
struct _lv_draw_layer_ctx_t * lv_draw_sw_layer_create(struct _lv_draw_ctx_t * draw_ctx, lv_draw_layer_ctx_t * layer_ctx,
                                                      lv_draw_layer_flags_t flags);
 
void lv_draw_sw_layer_adjust(struct _lv_draw_ctx_t * draw_ctx, struct _lv_draw_layer_ctx_t * layer_ctx,
                             lv_draw_layer_flags_t flags);
 
void lv_draw_sw_layer_blend(struct _lv_draw_ctx_t * draw_ctx, struct _lv_draw_layer_ctx_t * layer_ctx,
                            const lv_draw_img_dsc_t * draw_dsc);
 
void lv_draw_sw_layer_destroy(lv_draw_ctx_t * draw_ctx, lv_draw_layer_ctx_t * layer_ctx);
 
/***********************
 * GLOBAL VARIABLES
 ***********************/
 
/**********************
 *      MACROS
 **********************/
 
#ifdef __cplusplus
} /*extern "C"*/
#endif
 
#endif /*LV_DRAW_SW_H*/