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BatchStepSensor / src / com.example.android.batchstepsensor / cardstream /

CardActionButton.java

       
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        /*
       
       
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        * Copyright 2013 The Android Open Source Project
       
       
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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.example.android.batchstepsensor.cardstream;
       
       
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        import android.content.Context;
       
       
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        import android.util.AttributeSet;
       
       
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        import android.view.MotionEvent;
       
       
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        import android.view.animation.BounceInterpolator;
       
       
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        import android.view.animation.DecelerateInterpolator;
       
       
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        import android.widget.Button;
       
       
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        /**
       
       
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        * Custom Button with a special 'pressed' effect for touch events.
       
       
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        */
       
       
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        public class CardActionButton extends Button {
       
       
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        public CardActionButton(Context context) {
       
       
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        super(context);
       
       
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        }
       
       
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        public CardActionButton(Context context, AttributeSet attrs) {
       
       
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        super(context, attrs);
       
       
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        }
       
       
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        public CardActionButton(Context context, AttributeSet attrs, int defStyle) {
       
       
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        super(context, attrs, defStyle);
       
       
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        }
       
       
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        @Override
       
       
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        public boolean onTouchEvent(MotionEvent event) {
       
       
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        switch(event.getAction()){
       
       
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        case MotionEvent.ACTION_DOWN:
       
       
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        setPressed(true);
       
       
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        animate().scaleX(0.98f).scaleY(0.98f).alpha(0.8f).setDuration(100).
       
       
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        setInterpolator(new DecelerateInterpolator());
       
       
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        break;
       
       
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        case MotionEvent.ACTION_UP:
       
       
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        animate().scaleX(1.0f).scaleY(1.f).alpha(1.0f).setDuration(50).
       
       
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        setInterpolator(new BounceInterpolator());
       
       
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        break;
       
       
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        case MotionEvent.ACTION_CANCEL:
       
       
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        animate().scaleX(1.0f).scaleY(1.f).alpha(1.0f).setDuration(50).
       
       
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        setInterpolator(new BounceInterpolator());
       
       
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        break;
       
       
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        }
       
       
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        return super.onTouchEvent(event);
       
       
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        }
       
       
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        }
       
       
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