额，Gif有点卡；
梯形、矩形、圆角、背景色、前景色、进度条中的文字都可以改；
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:gravity="center"
android:orientation="vertical"
tools:context=".MainActivity">
<choi.ccb.com.trapezoidprogress.progressbar.ProgressButton
android:id="@+id/pb1"
android:layout_width="match_parent"
android:layout_height="28dp"
android:layout_marginLeft="40dp"
android:layout_marginRight="40dp"
android:layout_marginTop="15dp"
app:progressbtn_radius="1"
app:progressbtn_trapezoid_differ="15dp"
app:progressbtn_enable_trapezoid="true"
app:progressbtn_text_size="14dp"
app:progressbtn_background_color="#43B2BF"
app:progressbtn_background_second_color="#8D99AF" />
<Button
android:id="@+id/bt1"
android:text="梯形变化"
android:layout_width="wrap_content"
android:layout_height="wrap_content" />
<choi.ccb.com.trapezoidprogress.progressbar.ProgressButton
android:id="@+id/pb2"
android:layout_width="match_parent"
android:layout_height="28dp"
android:layout_marginLeft="40dp"
android:layout_marginRight="40dp"
android:layout_marginTop="15dp"
app:progressbtn_radius="1"
app:progressbtn_trapezoid_differ="15dp"
app:progressbtn_enable_trapezoid="false"
app:progressbtn_text_size="14dp"
app:progressbtn_background_color="@color/colorAccent"
app:progressbtn_background_second_color="#ccc" />
<choi.ccb.com.trapezoidprogress.progressbar.ProgressButton
android:id="@+id/pb3"
android:layout_width="match_parent"
android:layout_height="28dp"
android:layout_marginLeft="40dp"
android:layout_marginRight="40dp"
android:layout_marginTop="15dp"
app:progressbtn_radius="0"
app:progressbtn_trapezoid_differ="15dp"
app:progressbtn_enable_trapezoid="false"
app:progressbtn_text_size="14dp"
app:progressbtn_background_color="#43B2BF"
app:progressbtn_background_second_color="#8D99AF" />
<choi.ccb.com.trapezoidprogress.progressbar.ProgressButton
android:id="@+id/pb4"
android:layout_width="match_parent"
android:layout_height="28dp"
android:layout_marginLeft="40dp"
android:layout_marginRight="40dp"
android:layout_marginTop="15dp"
app:progressbtn_radius="1"
app:progressbtn_trapezoid_differ="15dp"
app:progressbtn_enable_trapezoid="true"
app:progressbtn_text_size="14dp"
app:progressbtn_background_color="#fb2"
app:progressbtn_background_second_color="#999" />
</LinearLayout>public class MainActivity extends AppCompatActivity {
private ProgressButton pb1,pb2,pb3,pb4;
private Button btn;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
pb1 = findViewById(R.id.pb1);
pb2 = findViewById(R.id.pb2);
pb3 = findViewById(R.id.pb3);
pb4 = findViewById(R.id.pb4);
btn = findViewById(R.id.bt1);
btn.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
int num = (int) ((Math.random() * 9 + 1) * 8);
pb1.setTrapezoidDiffer(num);
}
});
}
@Override
protected void onResume() {
super.onResume();
simulateProgress();
}
private void simulateProgress() {
ValueAnimator animator = ValueAnimator.ofInt(0, 100);
animator.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
@Override
public void onAnimationUpdate(ValueAnimator animation) {
int progress = (int) animation.getAnimatedValue();
pb2.setProgress(progress);
pb3.setProgress(progress);
pb4.setProgress(progress);
}
});
animator.setRepeatCount(ValueAnimator.INFINITE);
animator.setDuration(4000);
animator.start();
}
}