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Merge pull request #1452 from littlevgl/task_repeat_count

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Add lv_task_set_repeat_count API
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Gabor Kiss-Vamosi 2020-04-17 12:53:42 +02:00 committed by GitHub
commit be80438c92
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4 changed files with 20 additions and 10 deletions
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5
src/lv_api_map.h
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@ -31,6 +31,11 @@ extern "C" {
* V6.0 COMPATIBILITY
*--------------------*/
static inline void lv_task_once(lv_task_t *task)
{
lv_task_set_repeat_count(task, 1);
}
#if LV_USE_CHART
#define lv_chart_get_point_cnt lv_chart_get_point_count

2
src/lv_misc/lv_async.c
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@ -57,7 +57,7 @@ lv_res_t lv_async_call(lv_async_cb_t async_xcb, void * user_data)
/* Set the task's user data */
task->user_data = info;
lv_task_once(task);
lv_task_set_repeat_count(task, 1);
return LV_RES_OK;
}

16
src/lv_misc/lv_task.c
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@ -236,7 +236,7 @@ lv_task_t * lv_task_create_basic(void)
new_task->task_cb = NULL;
new_task->prio = DEF_PRIO;
new_task->once = 0;
new_task->repeat_count = -1;
new_task->last_run = lv_tick_get();
new_task->user_data = NULL;
@ -341,12 +341,13 @@ void lv_task_ready(lv_task_t * task)
}
/**
* Delete the lv_task after one call
* Set the number of times a task will repeat.
* @param task pointer to a lv_task.
* @param repeat_count -1 : infinity; 0 : stop ; n>0: residual times
*/
void lv_task_once(lv_task_t * task)
void lv_task_set_repeat_count(lv_task_t * task, int32_t repeat_count)
{
task->once = 1;
task->repeat_count = repeat_count;
}
/**
@ -398,9 +399,12 @@ static bool lv_task_exec(lv_task_t * task)
/*Delete if it was a one shot lv_task*/
if(task_deleted == false) { /*The task might be deleted by itself as well*/
if(task->once != 0) {
lv_task_del(task);
if(task->repeat_count > 0) {
task->repeat_count--;
}
if(task->repeat_count == 0) {
lv_task_del(task);
}
}
exec = true;
}

7
src/lv_misc/lv_task.h
View File

@ -64,8 +64,8 @@ typedef struct _lv_task_t {
void * user_data; /**< Custom user data */
int32_t repeat_count; /**< 1: Task times; -1 : infinity; 0 : stop ; n>0: residual times */
uint8_t prio : 3; /**< Task priority */
uint8_t once : 1; /**< 1: one shot task */
} lv_task_t;
/**********************
@ -140,10 +140,11 @@ void lv_task_set_period(lv_task_t * task, uint32_t period);
void lv_task_ready(lv_task_t * task);
/**
* Delete the lv_task after one call
* Set the number of times a task will repeat.
* @param task pointer to a lv_task.
* @param repeat_count -1 : infinity; 0 : stop ; n>0: residual times
*/
void lv_task_once(lv_task_t * task);
void lv_task_set_repeat_count(lv_task_t * task, int32_t repeat_count);
/**
* Reset a lv_task.