lv_draw_line.h

Functions

void lv_draw_line_dsc_init(lv_draw_line_dsc_t *dsc)

Initialize a line draw descriptor

参数:: dsc -- pointer to a draw descriptor

lv_draw_line_dsc_t *lv_draw_task_get_line_dsc(lv_draw_task_t *task)

Try to get a line draw descriptor from a draw task.

参数:: task -- draw task
返回:: the task's draw descriptor or NULL if the task is not of type LV_DRAW_TASK_TYPE_LINE

void lv_draw_line(lv_layer_t *layer, const lv_draw_line_dsc_t *dsc)

Create a line draw task

参数:

layer -- pointer to a layer
dsc -- pointer to an initialized lv_draw_line_dsc_t variable

struct lv_draw_line_dsc_t

Public Members

lv_draw_dsc_base_t base

lv_point_precise_t p1

lv_point_precise_t p2

lv_color_t color

int32_t width

int32_t dash_width

int32_t dash_gap

lv_opa_t opa

lv_blend_mode_t blend_mode

uint8_t round_start

uint8_t round_end

uint8_t raw_end