Android TextView的子類實現了數字自動增長或減小：TextCounter

TextCounter是Android TextView的子類，實現了文本中的數字自動增長或減小。

Download

Gradle

compile 'com.github.premnirmal:TextCounter:1.1.0'

Maven Central

<dependency>
  <groupId>com.github.premnirmal</groupId>
  <artifactId>TextCounter</artifactId>
  <version>1.1.0</version>
  <type>aar</type>
</dependency>

Usage

Xml

  <com.github.premnirmal.textcounter.CounterView
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginBottom="20dp"
        android:textSize="30dp"
        android:textColor="@color/orange"
        counter:autoStart="true"
        counter:startValue="100"
        counter:endValue="5000"
        counter:incrementValue="100"
        counter:timeInterval="2"
        counter:prefix="$"
        counter:suffix=" moneys"
        counter:type="integer | decimal | both"
        />

Java

final CounterView counterView = new CounterView(context);
counterView.setFormatter(new Formatter() {
    @Override
    public String format(String prefix, String suffix, float value) {
    return prefix


    + NumberFormat.getNumberInstance(Locale.US).format(value) 
    + suffix;
}

});
counterView.setAutoStart(false);
counterView.setStartValue(200f);
counterView.setEndValue(1000f);
counterView.setIncrement(5f); // the amount the number increments at each time interval
counterView.setTimeInterval(2); // the time interval (ms) at which the text changes
counterView.setPrefix("You have ");
counterView.setSuffix(" points!");
counterView.start(); // you can start anytime if autostart is set to false</pre>

</h3>
Formatter 

You can control the text formatting by providing a Formatter. Simply implement the interfacecom.github.premnirmal.textcounter.Formatteror use one of the formatters under thecom.github.premnirmal.textcounter.formatterspackage.




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