/*
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* Copyright (C) 2019 xuexiangjys(xuexiangjys@163.com)
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.kuanzhai.driver.utils.citypickerview.picker.widget.adapter;
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import com.kuanzhai.driver.utils.citypickerview.picker.wheelview.adapter.WheelAdapter;
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/**
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* 数字滚轮适配器
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*
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* @author xuexiang
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* @since 2019/1/1 下午6:37
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*/
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public class NumericWheelAdapter implements WheelAdapter {
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private int mMinValue;
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private int mMaxValue;
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/**
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* Constructor
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* @param minValue the wheel min value
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* @param maxValue the wheel max value
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*/
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public NumericWheelAdapter(int minValue, int maxValue) {
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mMinValue = minValue;
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mMaxValue = maxValue;
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}
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@Override
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public Object getItem(int index) {
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if (index >= 0 && index < getItemsCount()) {
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return mMinValue + index;
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}
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return 0;
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}
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@Override
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public int getItemsCount() {
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return mMaxValue - mMinValue + 1;
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}
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@Override
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public int indexOf(Object o){
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try {
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return (int)o - mMinValue;
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} catch (Exception e) {
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return -1;
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}
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}
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}
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