updateExposureOffset method
Update the exposure offset using the exposure controller. 使用曝光控制器更新曝光值
Implementation
void updateExposureOffset(double value) {
if (value == _currentExposureOffset.value) {
return;
}
_currentExposureOffset.value = value;
controller.setExposureOffset(value);
if (!_isExposureModeDisplays.value) {
_isExposureModeDisplays.value = true;
}
_restartModeDisplayTimer();
_restartPointDisplayTimer();
}