/*
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* Copyright 2011 Yuri Kanivets
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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.codbking.widget.adapters;
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import android.content.Context;
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/**
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* Numeric Wheel adapter.
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*/
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public class NumericWheelAdapter extends AbstractWheelTextAdapter {
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/** The default min value */
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public static final int DEFAULT_MAX_VALUE = 9;
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/** The default max value */
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private static final int DEFAULT_MIN_VALUE = 0;
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// Values
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private int minValue;
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private int maxValue;
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// format
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private String format;
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/**
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* Constructor
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* @param context the current context
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*/
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public NumericWheelAdapter(Context context) {
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this(context, DEFAULT_MIN_VALUE, DEFAULT_MAX_VALUE);
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}
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/**
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* Constructor
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* @param context the current context
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* @param minValue the wheel2 min value
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* @param maxValue the wheel2 max value
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*/
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public NumericWheelAdapter(Context context, int minValue, int maxValue) {
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this(context, minValue, maxValue, null);
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}
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/**
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* Constructor
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* @param context the current context
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* @param minValue the wheel2 min value
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* @param maxValue the wheel2 max value
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* @param format the format string
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*/
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public NumericWheelAdapter(Context context, int minValue, int maxValue, String format) {
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super(context);
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this.minValue = minValue;
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this.maxValue = maxValue;
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this.format = format;
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}
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@Override
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public CharSequence getItemText(int index) {
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if (index >= 0 && index < getItemsCount()) {
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int value = minValue + index;
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return format != null ? String.format(format, value) : Integer.toString(value);
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}
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return null;
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}
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@Override
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public int getItemsCount() {
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return maxValue - minValue + 1;
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}
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}
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