我修改了现有的应用程序 GestureBuilder 以接受多个笔画。因此接受字母 A、D、F 等。我创建了一个简单的应用程序,它可以识别字母是否正确。我的问题是:
1.我已经用gestureBuilder在一个名为gesture的文件中成功记录了多笔画字母。2.我的应用程序不接受多笔划手势。但我已将淡入淡出设置为 1000,并且将手势笔划类型设置为多重。我不知道为什么会这样。当我进入下一个 xtroke 写大写 A 时,我之前的笔划消失了。我不能写多笔画字母/符号。
代码:
xml文件:
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:paddingBottom="@dimen/activity_vertical_margin"
android:paddingLeft="@dimen/activity_horizontal_margin"
android:paddingRight="@dimen/activity_horizontal_margin"
android:paddingTop="@dimen/activity_vertical_margin"
tools:context=".MainActivity"
>
<android.gesture.GestureOverlayView
android:id="@+id/gestures_overlay"
android:layout_width="match_parent"
android:layout_height="0dip"
android:layout_weight="1.0"
android:fadeOffset="5000"
android:eventsInterceptionEnabled="true"
android:gestureStrokeType="multiple" />
</LinearLayout>
.java文件:
package com.example.gesture_letter;
import java.util.ArrayList;
import android.os.Bundle;
import android.app.Activity;
import android.gesture.Gesture;
import android.gesture.GestureLibraries;
import android.gesture.GestureLibrary;
import android.gesture.GestureOverlayView;
import android.gesture.GestureOverlayView.OnGestureListener;
import android.gesture.GestureOverlayView.OnGesturePerformedListener;
import android.gesture.Prediction;
import android.graphics.Color;
import android.util.Log;
import android.view.Menu;
import android.view.MotionEvent;
import android.view.View;
import android.widget.Toast;
public class MainActivity extends Activity implements OnGesturePerformedListener {
GestureLibrary mLibrary;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
GestureOverlayView gestureoverlayview=new GestureOverlayView(this);
View inflate=getLayoutInflater().inflate(R.layout.activity_main,null);
gestureoverlayview.setGestureColor(Color.rgb(0, 255, 0));
gestureoverlayview.setGestureVisible(true);
gestureoverlayview.setUncertainGestureColor(Color.rgb(0,0,255));
gestureoverlayview.addView(inflate);
gestureoverlayview.addOnGesturePerformedListener(this);
mLibrary=GestureLibraries.fromRawResource(this,R.raw.gestures);
if(!mLibrary.load())
{
Log.i("debug","FAILED");
}
else
{
Log.i("debug","LOADED");
}
Log.i("debug","OnCreate");
setContentView(gestureoverlayview);
}
@Override
public void onGesturePerformed(GestureOverlayView arg0, Gesture arg1) {
// TODO Auto-generated method stub
ArrayList<Prediction> predictions=mLibrary.recognize(arg1);
if(predictions.size()>0)
{
Prediction prediction=predictions.get(0);
if(prediction.score>1.0)
{
String s=prediction.name;
Toast.makeText(getApplicationContext(), s,Toast.LENGTH_LONG).show();
}
else
if(prediction.score<1.0)
{
Toast.makeText(getApplicationContext(), "None",Toast.LENGTH_LONG).show();
}
}
}
}
谢谢你。
我也想要一个很好的手势应用程序构建资源。谢谢