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fix(indev) provide raw old points to read_cb, not rotated points (#2180)

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cherry-picked from acf42d39
This commit is contained in:
embeddedt
2021-04-02 06:51:49 -04:00
committed by Gabor Kiss-Vamosi
parent 194f893bd7
commit d2baa9c3e2
3 changed files with 9 additions and 4 deletions
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4
src/core/lv_indev.c
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@@ -325,6 +325,10 @@ lv_obj_t * lv_indev_search_obj(lv_obj_t * obj, lv_point_t * point)
static void indev_pointer_proc(lv_indev_t * i, lv_indev_data_t * data)
{
lv_disp_t *disp = i->driver->disp;
/*Save the raw points so they can be used again in _lv_indev_read*/
i->proc.types.pointer.last_raw_point.x = data->point.x;
i->proc.types.pointer.last_raw_point.y = data->point.y;
if(disp->driver->rotated == LV_DISP_ROT_180 || disp->driver->rotated == LV_DISP_ROT_270) {
data->point.x = disp->driver->hor_res - data->point.x - 1;
data->point.y = disp->driver->ver_res - data->point.y - 1;

8
src/hal/lv_hal_indev.c
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@@ -135,11 +135,11 @@ bool _lv_indev_read(lv_indev_t * indev, lv_indev_data_t * data)
lv_memset_00(data, sizeof(lv_indev_data_t));
/*For touchpad sometimes users don't set the last pressed coordinate on release.
*So be sure a coordinates are initialized to the last point*/
/* For touchpad sometimes users don't set the last pressed coordinate on release.
* So be sure a coordinates are initialized to the last point */
if(indev->driver->type == LV_INDEV_TYPE_POINTER) {
data->point.x = indev->proc.types.pointer.act_point.x;
data->point.y = indev->proc.types.pointer.act_point.y;
data->point.x = indev->proc.types.pointer.last_raw_point.x;
data->point.y = indev->proc.types.pointer.last_raw_point.y;
}
/*Similarly set at least the last key in case of the user doesn't set it on release*/
else if(indev->driver->type == LV_INDEV_TYPE_KEYPAD) {

1
src/hal/lv_hal_indev.h
View File

@@ -158,6 +158,7 @@ typedef struct _lv_indev_proc_t {
/*Pointer and button data*/
lv_point_t act_point; /**< Current point of input device.*/
lv_point_t last_point; /**< Last point of input device.*/
lv_point_t last_raw_point; /**< Last point read from read_cb. */
lv_point_t vect; /**< Difference between `act_point` and `last_point`.*/
lv_point_t scroll_sum; /*Count the dragged pixels to check LV_INDEV_DEF_SCROLL_LIMIT*/
lv_point_t scroll_throw_vect;