模仿猫眼电影App一个动画效果

看真正的猫眼效果图

接下来看自己写的粗略图（不足的地方是这里是2个切换选项，假设须要3个切换的话，须要自己定义控件，兴许在更新。。。）

源代码地址

自己定义控件（21）---自己定义控件之高仿猫眼小项目（3）

先看主页面xml布局文件--so easy

activity_main.xml

MainActivity--看主布局代码--so easy


package com.example.mytogglebutton;

import android.app.Activity;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.animation.Animation;
import android.view.animation.TranslateAnimation;
import android.widget.TextView;
import android.widget.Toast;

public class MainActivity extends Activity implements OnClickListener {

	private TextView tv_left;
	private TextView tv_right;
	private TextView tv_up;
	//表示是否要从购物切换到美食
	private boolean tv_up_left_tran = false;
	//表示是否要从美食切换到购物
	private boolean tv_up_right_tran = false;

	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.activity_main);
		initView();
		tv_right.setOnClickListener(this);
		tv_left.setOnClickListener(this);
	}

	private void initView() {
		tv_left = (TextView) findViewById(R.id.tv_left);
		tv_right = (TextView) findViewById(R.id.tv_right);
		tv_up = (TextView) findViewById(R.id.tv_up);
	}

	@Override
	public void onClick(View v) {
		switch (v.getId()) {
		case R.id.tv_left:
			
			//表示要从美食切换到购物
			if (!tv_up_right_tran) {
				TranslateAnimation animation = new TranslateAnimation(
						Animation.RELATIVE_TO_SELF, 1.4f,
						Animation.RELATIVE_TO_SELF, 0f,
						Animation.RELATIVE_TO_SELF, 0.0f,
						Animation.RELATIVE_TO_SELF, 0.0f);
				animation.setDuration(100);
				tv_up.setText("购物");
				animation.setFillAfter(true);
				tv_up.startAnimation(animation);
			}
			//切换后，改动状态--能够从左边切换到右边。可是不能从右边切换到左边
			tv_up_right_tran = true;
			tv_up_left_tran = false;
			Toast.makeText(this, ""+tv_up.getText(), 1).show();
			break;
		case R.id.tv_right:
			//表示要从购物切换到美食
			if (!tv_up_left_tran) {
				TranslateAnimation animation1 = new TranslateAnimation(
						Animation.RELATIVE_TO_SELF, 0.0f,
						Animation.RELATIVE_TO_SELF, 1.4f,
						Animation.RELATIVE_TO_SELF, 0.0f,
						Animation.RELATIVE_TO_SELF, 0.0f);
				animation1.setDuration(100);
				tv_up.setText("美食");

				tv_up.startAnimation(animation1);
				animation1.setFillAfter(true);
			}
			//切换后，改动状态--能够从右边切换到左边，可是不能从左边切换到右边
			tv_up_left_tran = true;
			tv_up_right_tran = false;
			Toast.makeText(this, ""+tv_up.getText(), 1).show();
			break;

		default:
			break;
		}
	}

}