Android告别使用shape标签，自定义实现圆角、背景色、描边Button

setStrokeData(mStrokeWidth, color);

}

static RoundButtonDrawable fromAttrSet(Context context, AttributeSet attrs, int defStyleAttr) {

TypedArray typedArray = context.obtainStyledAttributes(attrs, R.styleable.RoundButton, defStyleAttr, 0);

int bgColor = typedArray.getColor(R.styleable.RoundButton_bgColor, ContextCompat.getColor(context,R.color.white));

int mRadius = typedArray.getDimensionPixelSize(R.styleable.RoundButton_radius, 0);

int mTopLeftRadius = typedArray.getDimensionPixelSize(R.styleable.RoundButton_topLeftRadius, 0);

int mTopRightRadius = typedArray.getDimensionPixelSize(R.styleable.RoundButton_topRightRadius, 0);

int mBottomLeftRadius = typedArray.getDimensionPixelSize(R.styleable.RoundButton_bottomLeftRadius, 0);

int mBottomRightRadius = typedArray.getDimensionPixelSize(R.styleable.RoundButton_bottomRightRadius, 0);

int strokeColor = typedArray.getColor(R.styleable.RoundButton_strokeColor,ContextCompat.getColor(context,R.color.white));

int strokeWidth = typedArray.getDimensionPixelSize(R.styleable.RoundButton_strokeWidth, 0);

typedArray.recycle();

RoundButtonDrawable roundButtonDrawable = new RoundButtonDrawable();

//设置背景颜色

roundButtonDrawable.setColor(bgColor);

//优先设置指定的圆角

if (mTopLeftRadius > 0 || mTopRightRadius > 0 || mBottomLeftRadius > 0 || mBottomRightRadius > 0) {

float[] radii = new float[]{

mTopLeftRadius, mTopLeftRadius,

mTopRightRadius, mTopRightRadius,

mBottomRightRadius, mBottomRightRadius,

mBottomLeftRadius, mBottomLeftRadius

};

roundButtonDrawable.setCornerRadii(radii);

} else {

roundButtonDrawable.setCornerRadius(mRadius);