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fix(snapshot): make fake display size big enough to avoid align issue. (#2883)

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Signed-off-by: Neo Xu <neo.xu1990@gmail.com>
Change-Id: I5a5e39f15b816bc281a6b9fb348a2adebb947368
This commit is contained in:
Neo
2021-12-09 01:57:30 +08:00
committed by GitHub
parent 01973c2242
commit a2e4dfdce2
1 changed files with 9 additions and 6 deletions
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15
src/extra/others/snapshot/lv_snapshot.c
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@@ -123,8 +123,10 @@ lv_res_t lv_snapshot_take_to_buf(lv_obj_t * obj, lv_img_cf_t cf, lv_img_dsc_t *
lv_disp_drv_init(&driver);
driver.draw_buf = &draw_buf;
driver.hor_res = w;
driver.ver_res = h;
/*Make the display big enough to involve the objects on its original places. */
driver.hor_res = obj->coords.x1 + w;
driver.ver_res = obj->coords.y1 + h;
lv_disp_drv_use_generic_set_px_cb(&driver, cf);
disp = lv_disp_drv_register(&driver);
@@ -146,10 +148,11 @@ lv_res_t lv_snapshot_take_to_buf(lv_obj_t * obj, lv_img_cf_t cf, lv_img_dsc_t *
disp->inv_p = 0;
obj->coords.x2 = w - ext_size - 1;
obj->coords.x1 = ext_size;
obj->coords.y2 = h - ext_size - 1;
obj->coords.y1 = ext_size;
/*Shift obj by ext_size, so there is room for shadow etc.*/
obj->coords.x2 += ext_size;
obj->coords.x1 += ext_size;
obj->coords.y2 += ext_size;
obj->coords.y1 += ext_size;
lv_obj_invalidate(obj);