简介：Expandable TextView With Smooth Transition Animation

How to get it work？

• Clone or download my project

• Copy TextViewExpandableAnimation.java and some resource files such as attrs.xml into your own project

• in xml layout file

<com.freecats.demo.view.TextViewExpandableAnimation xmlns:app="http://schemas.android.com/apk/res-auto"
        android:id="@+id/tv_expand"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        app:tvea_expandBitmap="@drawable/icon_green_arrow_down"
        app:tvea_expandLines="3"
        app:tvea_shrinkBitmap="@drawable/icon_green_arrow_up"
        app:tvea_textContentColor="@color/color_gray_light_content_text"
        app:tvea_textContentSize="@dimen/sp_txt_size_content"
        app:tvea_textExpand="@string/expand"
        app:tvea_textShrink="@string/shrink"
        app:tvea_textStateColor="@color/colorPrimary" />

in java

TextViewExpandableAnimation tvExpand = (TextViewExpandableAnimation) findViewById(R.id.tv_expand);
     tvExpand.setText(text);

All Done!

Attributes Support as below

License

Licensed under the Apache License,Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

   http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing,software
distributed under the License is distributed on an "AS IS" BASIS,WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,either express or implied.
See the License for the specific language governing permissions and
limitations under the License.