Android 自定义圆形ImageView,完成圆形头像的效果

最新推荐文章于 2019-05-13 16:30:24 发布

凡夫俗子2nd

最新推荐文章于 2019-05-13 16:30:24 发布

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文章标签： android CircleIMageView

本文链接：https://blog.youkuaiyun.com/qq_34568169/article/details/80234982

Android 自定义圆形ImageView,完成圆形头像的效果

下面的代码，是我之前在网上找到的，已经忘记作者是谁了，不过还是要感谢这位作者。

之所以现在我又将代码贴出一遍，是因为，我发现了使用过程中的要注意的事项。

先贴代码：

CircleImageView.java

private static final ScaleType SCALE_TYPE = ScaleType.CENTER_CROP;

private static final Bitmap.Config BITMAP_CONFIG = Bitmap.Config.ARGB_8888;
private static final int COLORDRAWABLE_DIMENSION = 1;

private static final int DEFAULT_BORDER_WIDTH = 0;
private static final int DEFAULT_BORDER_COLOR = Color.BLACK;

private final RectF mDrawableRect = new RectF();
private final RectF mBorderRect = new RectF();

private final Matrix mShaderMatrix = new Matrix();
private final Paint mBitmapPaint = new Paint();
private final Paint mBorderPaint = new Paint();

private int mBorderColor = DEFAULT_BORDER_COLOR;
private int mBorderWidth = DEFAULT_BORDER_WIDTH;

private Bitmap mBitmap;
private BitmapShader mBitmapShader;
private int mBitmapWidth;
private int mBitmapHeight;

private float mDrawableRadius;
private float mBorderRadius;

private boolean mReady;
private boolean mSetupPending;

public CircleImageView(Context context) {
    super(context);
}

public CircleImageView(Context context, AttributeSet attrs) {
    this(context, attrs, 0);
}

public CircleImageView(Context context, AttributeSet attrs, int def