Android WebView 网页图像移动

package touch.webview; import wst.webview.R; import android.annotation.SuppressLint; import android.app.Activity; import android.os.Bundle; import android.view.View; import android.view.View.OnClickListener; import android.webkit.WebView; import android.widget.Button; import android.widget.TextView; import android.widget.Toast; @SuppressLint("NewApi") public class MainActivity extends Activity { private WebView contentWebView = null; private TextView msgView = null; @SuppressLint("SetJavaScriptEnabled") @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); contentWebView = (WebView) findViewById(R.id.webview); msgView = (TextView) findViewById(R.id.msg); contentWebView.getSettings().setJavaScriptEnabled(true); contentWebView.getSettings().setBuiltInZoomControls(true); contentWebView.getSettings().setUseWideViewPort(true); contentWebView.getSettings().setLoadWithOverviewMode(true); contentWebView.loadUrl("file:///android_asset/touchMove.html"); } }