app/js_sdk/u-draw-poster/extends/draw-function/fill-round-rect.js

/** 绘制填充圆角矩形方法 */
export default {
    name: 'fillRoundRect',
    handle: (canvas, ctx, x, y, w, h, r) => {
        ctx.roundRect(x, y, w, h, r, true);
    }
};