【实例截图】
【核心代码】
package com.example.don.cutviewdemo;
import android.app.Activity;
import android.content.DialogInterface;
import android.graphics.Bitmap;
import android.os.Bundle;
import android.os.Handler;
import android.os.Message;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.view.Window;
import android.widget.Button;
import android.widget.ImageView;
public class MainActivity extends Activity implements View.OnClickListener {
private ImageView resultView;
private Button ovalCutBtn,rectCutBtn,roundRectBtn;
private CutFragment cutFragment;
private Handler handler = new Handler() {
@Override
public void handleMessage(Message msg) {
super.handleMessage(msg);
Bitmap bitmap = (Bitmap) msg.obj;
resultView.setImageBitmap(bitmap);
}
};
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
//取消Title
requestWindowFeature(Window.FEATURE_NO_TITLE);
setContentView(R.layout.activity_main);
init();
}
private void init() {
resultView = (ImageView) findViewById(R.id.resultView);
ovalCutBtn = (Button) findViewById(R.id.ovalCutbtn);
ovalCutBtn.setOnClickListener(this);
rectCutBtn=(Button)findViewById(R.id.rectCutbtn);
rectCutBtn.setOnClickListener(this);
roundRectBtn=(Button)findViewById(R.id.roundRectCutbtn);
roundRectBtn.setOnClickListener(this);
}
@Override
public void onClick(View v) {
cutFragment=new CutFragment();
cutFragment.setHandler(handler);
switch (v.getId()) {
case R.id.ovalCutbtn:
cutFragment.setCutPathType(CutView.PathType.OVAL);
break;
case R.id.rectCutbtn:
cutFragment.setCutPathType(CutView.PathType.RECT);
break;
case R.id.roundRectCutbtn:
cutFragment.setCutPathType(CutView.PathType.ROUNDRECT);
break;
}
getFragmentManager().beginTransaction().
replace(R.id.fragment_container, cutFragment).addToBackStack("Cut").commit();
}
}
