工具类：通过shape来设置圆角矩形背景

来源：互联网发布：淘宝开店哪里进货编辑：程序博客网时间：2024/05/17 07:15

    /**     * 设置圆角矩形背景，以下四个参数的单位为dp     *      * @param leftup     * @param rightup     * @param leftdown     * @param rightdown     * @param color     * @return     */    public static Drawable getShapeDrawble(Context context, int leftup, int rightup, int leftdown, int rightdown,            int color) {        DisplayMetrics displayMetrics = context.getResources().getDisplayMetrics();        float density = displayMetrics.density;        float leftUPRadius = leftup * density;        float rightUpRadius = rightup * density;        float leftDownRadius = leftdown * density;        float rightDownRadius = rightdown * density;        // 左上角，顺时针        float[] outerRadii = { leftUPRadius, leftUPRadius, rightUpRadius, rightUpRadius, leftDownRadius,                leftDownRadius, rightDownRadius, rightDownRadius };        ShapeDrawable shapeDrawable = new ShapeDrawable(new RoundRectShape(outerRadii, null, null));        shapeDrawable.getPaint().setColor(color);        return shapeDrawable;    }

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