RoundCornerImageView

A RoundCornerImageView like this:

Installation

gradle:

compile 'com.liuzhuang.opensource:rcimageview:0.0.2'

or maven:

<dependency>
  <groupId>com.liuzhuang.opensource</groupId>
  <artifactId>rcimageview</artifactId>
  <version>0.0.1</version>
  <type>pom</type>
</dependency>

Usage

Add xmlns to XML file:

xmlns:rc="http://schemas.android.com/apk/res-auto"

Round Corner ImageView

<com.android.liuzhuang.rcimageview.RoundCornerImageView
    android:layout_width="match_parent"
    android:layout_height="200dp"
    android:src="@mipmap/demo"
    android:scaleType="centerCrop"
    rc:rciv_radius="10dp"/>

Circle ImageView

<com.android.liuzhuang.rcimageview.CircleImageView
    android:layout_width="match_parent"
    android:layout_height="200dp"
    android:src="@mipmap/demo"
    android:scaleType="centerCrop"/>

CircleImageView uses minimum of its width and height as radius by default. If you want to control the radius, use rc:radius="64dp".

Advantages

1. Does not copy bitmap.
2. Only draw once.
3. Supports alpha, antialisasing and hardware acceleration.