/** Set either the hour or the minute. Will set the internal value, and set the selection. */
private void setItem(int index, int value) {
if (index == HOUR_INDEX) {
setValueForItem(HOUR_INDEX, value);
int hourDegrees = (value % 12) * HOUR_VALUE_TO_DEGREES_STEP_SIZE;
mHourRadialSelectorView.setSelection(hourDegrees, isHourInnerCircle(value), false);
mHourRadialSelectorView.invalidate();
} else if (index == MINUTE_INDEX) {
setValueForItem(MINUTE_INDEX, value);
int minuteDegrees = value * MINUTE_VALUE_TO_DEGREES_STEP_SIZE;
mMinuteRadialSelectorView.setSelection(minuteDegrees, false, false);
mMinuteRadialSelectorView.invalidate();
}
}
/**
* For the currently showing view (either hours or minutes), re-calculate the position for the
* selector, and redraw it at that position. The input degrees will be snapped to a selectable
* value.
*
* @param degrees Degrees which should be selected.
* @param isInnerCircle Whether the selection should be in the inner circle; will be ignored if
* there is no inner circle.
* @param forceToVisibleValue Even if the currently-showing circle allows for fine-grained
* selection (i.e. minutes), force the selection to one of the visibly-showing values.
* @param forceDrawDot The dot in the circle will generally only be shown when the selection is on
* non-visible values, but use this to force the dot to be shown.
* @return The value that was selected, i.e. 0-23 for hours, 0-59 for minutes.
*/
private int reselectSelector(
int degrees, boolean isInnerCircle, boolean forceToVisibleValue, boolean forceDrawDot) {
if (degrees == -1) {
return -1;
}
int currentShowing = getCurrentItemShowing();
int stepSize;
boolean allowFineGrained = !forceToVisibleValue && (currentShowing == MINUTE_INDEX);
if (allowFineGrained) {
degrees = snapPrefer30s(degrees);
} else {
degrees = snapOnly30s(degrees, 0);
}
RadialSelectorView radialSelectorView;
if (currentShowing == HOUR_INDEX) {
radialSelectorView = mHourRadialSelectorView;
stepSize = HOUR_VALUE_TO_DEGREES_STEP_SIZE;
} else {
radialSelectorView = mMinuteRadialSelectorView;
stepSize = MINUTE_VALUE_TO_DEGREES_STEP_SIZE;
}
radialSelectorView.setSelection(degrees, isInnerCircle, forceDrawDot);
radialSelectorView.invalidate();
if (currentShowing == HOUR_INDEX) {
if (mIs24HourMode) {
if (degrees == 0 && isInnerCircle) {
degrees = 360;
} else if (degrees == 360 && !isInnerCircle) {
degrees = 0;
}
} else if (degrees == 0) {
degrees = 360;
}
} else if (degrees == 360 && currentShowing == MINUTE_INDEX) {
degrees = 0;
}
int value = degrees / stepSize;
if (currentShowing == HOUR_INDEX && mIs24HourMode && !isInnerCircle && degrees != 0) {
value += 12;
}
return value;
}
