add margin attr for Loading component

src/components/loading/index.vue

@@ -24,14 +24,16 @@ const props = withDefaults(defineProps<{
 	showOn?: boolean;
 	size?: number;
 	filled?: boolean;
+	margin?: string | number;
 }>(), {
 	tips: "加载中..",
 	delay: 260,
 	showOn: true,
 	size: 24,
-	filled: false
+	filled: false,
+	margin: 0
 });
-const { tips, delay, showOn, size, filled } = toRefs(props);
+const { tips, delay, showOn, size, filled, margin } = toRefs(props);
 
 // ---------- 尺寸参数 ----------
 
@@ -40,10 +42,12 @@ const style = computed(() => {
 	const height = Math.round(base);
 	const width = Math.round(base * (8 / 24));
 	const gap = Math.round(base * (3 / 24));
+	const marginValue = typeof margin.value === "string" ? margin.value : `${margin.value}px`;
 	return {
 		"--loading-height": `${height}px`,
 		"--rect-width": `${width}px`,
-		"--rect-gap": `${gap}px`
+		"--rect-gap": `${gap}px`,
+		"margin": marginValue
 	};
 });