添加画布颜色历史

src/component/modules/generalMiniCanvas.vue

@@ -30,7 +30,7 @@
 	</div>
 </template>
 <script>
-import { defineComponent, ref, reactive, watch, onMounted, nextTick, toRefs } from "vue";
+import { defineComponent, ref, reactive, watch, onMounted, onBeforeUnmount, nextTick, toRefs } from "vue";
 import { Https } from "@/tool/https";
 import { formatTime } from "@/tool/util";
 import { setCookie, getCookie } from "@/tool/cookie";
@@ -98,6 +98,9 @@ export default defineComponent({
 		onMounted(()=>{
 			init()
 		})
+		onBeforeUnmount(()=>{
+			canvasGeneral.canvasClear()
+		})
 		let reverseCanvasState = ref([])//存放canvas操作
 		let normalCanvasState = ref([])//存放canvas操作
 		let canvasState = ref()//存放canvas操作
@@ -460,6 +463,7 @@ export default defineComponent({
 		height: 100%;
 		flex: 1;
 		position: relative;
+		overflow: hidden;
 		width: 100%;
 		background: #e6e6e6;
 		&:hover{