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LVGL screenshot disk full protection

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This commit is contained in:
Stephan Hadinger 2022-01-15 10:42:25 +01:00
parent e4d295d631
commit 3954831a27
1 changed files with 7 additions and 5 deletions
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12
tasmota/xdrv_54_lvgl.ino
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@ -71,11 +71,13 @@ void lv_flush_callback(lv_disp_drv_t *disp, const lv_area_t *area, lv_color_t *c
uint16_t * pix = (uint16_t*) color_p;
for (uint32_t i = 0; i < btw / 2; i++) (pix[i] = pix[i] << 8 | pix[i] >> 8);
#endif
int32_t ret = glue->getScreenshotFile()->write((const uint8_t*) color_p, btw);
if (ret >= 0) {
btw -= ret;
} else {
btw = 0; // abort
if (btw > 0) { // if we had a previous error (ex disk full) don't try to write anymore
int32_t ret = glue->getScreenshotFile()->write((const uint8_t*) color_p, btw);
if (ret >= 0) {
btw -= ret;
} else {
btw = 0; // abort
}
}
}
lv_disp_flush_ready(disp);