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///////////////////////////////////////////////////////////////////////////////////////////////////
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// Copyright 2019 Leszek Koltunski //
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// //
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// This file is part of Magic Cube. //
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// //
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// Magic Cube is free software: you can redistribute it and/or modify //
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// it under the terms of the GNU General Public License as published by //
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// the Free Software Foundation, either version 2 of the License, or //
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// (at your option) any later version. //
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// //
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// Magic Cube is distributed in the hope that it will be useful, //
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// but WITHOUT ANY WARRANTY; without even the implied warranty of //
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
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// GNU General Public License for more details. //
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// //
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// You should have received a copy of the GNU General Public License //
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// along with Magic Cube. If not, see <http://www.gnu.org/licenses/>. //
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///////////////////////////////////////////////////////////////////////////////////////////////////
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package org.distorted.component;
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import android.content.Context;
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import android.support.annotation.Nullable;
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import android.util.AttributeSet;
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import android.view.View;
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import android.widget.Button;
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import android.widget.LinearLayout;
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import android.widget.TextView;
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import org.distorted.main.R;
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public class HorizontalNumberPicker extends LinearLayout
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{
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private TextView mNumber;
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private int mMin, mMax;
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private class AddHandler implements OnClickListener
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{
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final int diff;
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AddHandler(int diff)
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{
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this.diff = diff;
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}
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@Override
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public void onClick(View v)
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{
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int newValue = getValue() + diff;
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if (newValue < mMin)
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{
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newValue = mMin;
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}
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else if (newValue > mMax)
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{
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newValue = mMax;
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}
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setValue(newValue);
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}
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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// PUBLIC API
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public HorizontalNumberPicker(Context context, @Nullable AttributeSet attrs)
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{
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super(context, attrs);
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mMin = 0;
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mMax = 5;
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inflate(context, R.layout.numberpicker, this);
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mNumber = findViewById(R.id.textNumber);
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final Button btn_less = findViewById(R.id.buttonLess);
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btn_less.setOnClickListener(new AddHandler(-1));
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final Button btn_more = findViewById(R.id.buttonMore);
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btn_more.setOnClickListener(new AddHandler( 1));
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public int getValue()
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{
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if(mNumber != null)
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{
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try
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{
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final String value = mNumber.getText().toString();
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return Integer.parseInt(value);
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}
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catch(NumberFormatException ex)
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{
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android.util.Log.e("HorizontalNumberPicker", ex.toString());
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}
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}
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return 0;
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public void setValue(final int value)
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{
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if (mNumber != null)
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{
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mNumber.setText(String.valueOf(value));
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}
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public void setMin(int min)
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{
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mMin = min;
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public void setMax(int max)
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{
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mMax = max;
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}
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}
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