diff --git a/src/renderer/src/AixPPTist/src/plugins/icon.ts b/src/renderer/src/AixPPTist/src/plugins/icon.ts
index da9ce97..2bffc0e 100644
--- a/src/renderer/src/AixPPTist/src/plugins/icon.ts
+++ b/src/renderer/src/AixPPTist/src/plugins/icon.ts
@@ -125,6 +125,7 @@ import {
   User,
   Switch,
   More,
+  Material
 } from '@icon-park/vue-next'
 
 export interface Icons {
@@ -255,6 +256,7 @@ export const icons: Icons = {
   IconUser: User,
   IconSwitch: Switch,
   IconMore: More,
+  IconMaterial: Material
 }
 
 export default {
diff --git a/src/renderer/src/AixPPTist/src/views/Editor/CanvasTool/MaterialDialog.vue b/src/renderer/src/AixPPTist/src/views/Editor/CanvasTool/MaterialDialog.vue
new file mode 100644
index 0000000..8295fe0
--- /dev/null
+++ b/src/renderer/src/AixPPTist/src/views/Editor/CanvasTool/MaterialDialog.vue
@@ -0,0 +1,173 @@
+<template>
+  <header class="flex material-header">
+    <span>选择素材</span>
+    <i class="iconfont icon-guanbi" @click="onClose"></i>
+  </header>
+  <div class="flex material-list" v-loading="loading">
+    <div class="flex material-item" v-for="item in list" :key="item.id" >
+      <div class="flex">
+        <el-image :src="fileUrl(item)" class="img" />
+        <el-text truncated>{{ item.fileShowName }}</el-text>
+      </div>
+      <el-button type="primary" @click="onInsert(item)">插入</el-button>
+    </div>
+  </div>
+</template>
+
+<script setup>
+import { ref, reactive, onMounted, computed } from 'vue';
+import { sessionStore } from '@/utils/store'
+import { getSmarttalkPage } from '@/api/file'
+import { getFileSuffix, urlToBase64 } from '@/utils/ruoyi.js'
+
+const emit = defineEmits(['insertMaterial', 'close'])
+
+const curNode = reactive({})
+let params = {
+  textbookId: '',
+  levelFirstId: '',
+  levelSecondId: null,
+  fileSource: '个人',
+  fileRoot: '备课',
+  orderByColumn: 'uploadTime',
+  isAsc: 'desc',
+  pageSize: 500
+}
+
+const suffixAry = [ 'jpeg','jpg','png','gif','mp3','mp4','avi','mov']
+const videoSuffix = ['mp3','mp4','avi','mov']
+const list = ref([])
+const loading = ref(false)
+const init = () => {
+  loading.value = true
+  getSmarttalkPage(params).then(res => {
+    loading.value = false
+    if(res.rows && res.rows.length){
+      // 过滤出图片和视频
+      list.value = res.rows.filter( item => suffixAry.indexOf(getFileSuffix(item.fileShowName)) != -1)
+    }
+  })
+}
+
+const fileUrl = computed(() => (item) =>{
+  if(videoSuffix.indexOf(getFileSuffix(item.fileShowName)) != -1){
+    return item.coverPic
+  }
+  else{
+    return item.fileFullPath
+  }
+})
+
+
+// 插入
+const onInsert = async (item) =>{
+  if(videoSuffix.indexOf(getFileSuffix(item.fileShowName)) != -1){
+    emit('insertMaterial',{ type: 'video', data: item.fileFullPath })
+  }
+  else{
+    const base64 = await urlToBase64(item.fileFullPath)
+    emit('insertMaterial',{ type: 'img', data: base64 })
+  }
+}
+
+
+
+const GetUrlParameters = (parameters) => {
+  let resData = "";
+  
+  let url = document.location.toString();
+  let arrUrl = url.split("?");
+  // 判断是否有参数
+  if (arrUrl.length > 1) {
+    // 拆分参数字符串
+    let parametersArr = arrUrl[1].split("&");
+    // 循环查找参数
+    for (let i = 0; i <= parametersArr.length; i++) {
+      if (parametersArr[i]) {
+        // 拆分参数的键和值
+        let parameterStr = parametersArr[i].split("=");
+        if (parameters == parameterStr[0]) {
+            resData = parameterStr[1];
+            break;
+        }
+      }
+    }
+  }
+
+  return resData;
+}
+
+
+const proxyToBase64 = (url)=> {
+  const dourl = GetUrlParameters(url)
+  console.log(dourl,'dourl')
+  return
+  axios({
+    url: "/api/logo.png",
+    method: "get",
+    responseType: "blob",
+  }).then((res) => {
+    const reader = new FileReader();
+    reader.readAsDataURL(res.data);
+    reader.onload = () => {
+      console.log(reader.result);
+    };
+  });
+}
+
+
+
+
+// 关闭
+const onClose = () =>{
+  emit('close')
+}
+
+
+onMounted(() => {
+  let data = sessionStore.get('subject.curNode')
+  Object.assign(curNode, data);
+  params.textbookId = curNode.rootid
+  if (curNode.parentNode) {
+    params.levelFirstId = curNode.parentNode.id
+    params.levelSecondId = curNode.id
+  }
+  else {
+    params.levelFirstId = curNode.id
+  }
+  init()
+})
+
+</script>
+
+<style lang="scss" scoped>
+.material-header {
+  font-size: 17px;
+  font-weight: bold;
+  margin-bottom: 20px;
+  justify-content: space-between;
+  align-items: center;
+  .icon-guanbi{
+    font-size: 20px;
+    cursor: pointer;
+  }
+}
+.material-list{
+  flex-direction: column;
+  min-height: 150px;
+  max-height: 500px;
+  overflow-y: auto
+}
+
+.material-item {
+  align-items: center;
+  margin-bottom: 10px;
+  font-size: 14px;
+  justify-content: space-between;
+  .img{
+    width: 100px;
+    height: 100px;
+    margin-right: 20px;
+  }
+}
+</style>
\ No newline at end of file
diff --git a/src/renderer/src/AixPPTist/src/views/Editor/CanvasTool/index.vue b/src/renderer/src/AixPPTist/src/views/Editor/CanvasTool/index.vue
index a0d73aa..1334688 100644
--- a/src/renderer/src/AixPPTist/src/views/Editor/CanvasTool/index.vue
+++ b/src/renderer/src/AixPPTist/src/views/Editor/CanvasTool/index.vue
@@ -82,6 +82,7 @@
         <IconVideoTwo class="handler-item" v-tooltip="'插入音视频'" />
       </Popover>
       <IconPreviewOpen class="handler-item" v-tooltip="'插入试题'" @click="classWorkTaskVisible = true" />
+      <IconMaterial class="handler-item" v-tooltip="'插入素材'" @click="materiaVisible = true"/>
     </div>
 
     <div class="right-handler">
@@ -112,16 +113,21 @@
       />
     </Modal>
 
-    <Modal
-      v-model:visible="classWorkTaskVisible" 
-      :width="880"
-    >
+    
+    <el-dialog v-model="classWorkTaskVisible" append-to-body :show-close="false" width="70%">
       <QuestToPPTist 
         class="class-work-task-modal"
         @close="classWorkTaskVisible = false"
         @update="data => { onhtml2canvas(data); classWorkTaskVisible = false }"
       />
+    </el-dialog>
+
+    <Modal
+    v-model:visible="materiaVisible" 
+    :width="880">
+      <MaterialDialog  @close="materiaVisible = false" @insertMaterial="insertMaterial"/>
     </Modal>
+ 
 
   </div>
 </template>
@@ -149,6 +155,7 @@ import Divider from '../../../components/Divider.vue'
 import Popover from '../../../components/Popover.vue'
 import PopoverMenuItem from '../../../components/PopoverMenuItem.vue'
 import QuestToPPTist from '@/views/classTask/newClassTaskAssign/questToPPTist/index.vue'
+import MaterialDialog from './MaterialDialog.vue'
 
 const mainStore = useMainStore()
 const { creatingElement, creatingCustomShape, showSelectPanel, showSearchPanel, showNotesPanel } = storeToRefs(mainStore)
@@ -200,6 +207,7 @@ const classWorkTaskVisible = ref(false)
 const textTypeSelectVisible = ref(false)
 const shapeMenuVisible = ref(false)
 const moreVisible = ref(false)
+const materiaVisible = ref(false)
 
 // 绘制文字范围
 const drawText = (vertical = false) => {
@@ -246,6 +254,23 @@ const toggleSraechPanel = () => {
 const toggleNotesPanel = () => {
   mainStore.setNotesPanelState(!showNotesPanel.value)
 }
+
+// 插入素材
+interface MaterialParams {
+  type: string,
+  data: string
+}
+const insertMaterial = (item: MaterialParams) =>{
+  const { type, data } = item
+  if(type == 'video'){
+    createVideoElement(data)
+  }
+  else{
+    createImageElement(data)
+  }
+  materiaVisible.value = false
+
+}
 </script>
 
 <style lang="scss" scoped>
@@ -363,7 +388,7 @@ const toggleNotesPanel = () => {
   }
 }
 .class-work-task-modal{
-  height: 80vh;
+  height: 70vh;
 }
 
 @media screen and (width <= 1200px) {
diff --git a/src/renderer/src/AixPPTist/src/views/components/element/ImageElement/ImageClipHandler.vue b/src/renderer/src/AixPPTist/src/views/components/element/ImageElement/ImageClipHandler.vue
index 5d96bce..09370da 100644
--- a/src/renderer/src/AixPPTist/src/views/components/element/ImageElement/ImageClipHandler.vue
+++ b/src/renderer/src/AixPPTist/src/views/components/element/ImageElement/ImageClipHandler.vue
@@ -160,7 +160,7 @@ const topImgPositionStyle = computed(() => {
   return {
     left: -left * (100 / width) + '%',
     top: -top * (100 / height) + '%',
-    width: bottomWidth / width * 100 + '%',
+    width: bottomWidth / width * 100 + '%' ,
     height: bottomHeight / height * 100 + '%',
   }
 })
@@ -228,6 +228,7 @@ const updateRange = () => {
     width: parseInt(topImgPositionStyle.value.width),
     height: parseInt(topImgPositionStyle.value.height),
   }
+  console.log('retPosition', retPosition)
 
   const widthScale = 100 / retPosition.width
   const heightScale = 100 / retPosition.height
@@ -475,7 +476,7 @@ const scaleClipRange = (e: MouseEvent, type: OperateResizeHandlers) => {
     isMouseDown = false
     document.onmousemove = null
     document.onmouseup = null
-
+console.log('----------------------------------')
     updateRange()
 
     setTimeout(() => isSettingClipRange.value = false, 0)
@@ -537,6 +538,7 @@ const edgePoints = [
 
     img {
       position: absolute;
+      max-width: none !important;
     }
   }
 }
diff --git a/src/renderer/src/AixPPTist/src/views/components/element/ImageElement/index.vue b/src/renderer/src/AixPPTist/src/views/components/element/ImageElement/index.vue
index 670f486..f785359 100644
--- a/src/renderer/src/AixPPTist/src/views/components/element/ImageElement/index.vue
+++ b/src/renderer/src/AixPPTist/src/views/components/element/ImageElement/index.vue
@@ -183,6 +183,7 @@ const handleClip = (data: ImageClipedEmitData | null) => {
   }
   img {
     position: absolute;
+    max-width: none !important; // 防止图片被压缩
   }
 }
 .color-mask {
diff --git a/src/renderer/src/utils/ruoyi.js b/src/renderer/src/utils/ruoyi.js
index 8d7971e..4650536 100644
--- a/src/renderer/src/utils/ruoyi.js
+++ b/src/renderer/src/utils/ruoyi.js
@@ -258,16 +258,45 @@ export const getFileName = (filename) => {
   return filename.replace(/\.[^/.]+$/, "");
 }
 
-// 清除当前选中的教材 章节 相关信息
-export const clearBookInfo = () =>{
-  //当前选中的教材
-  localStorage.removeItem('curBook')
-  // 当前选中的节点
-  localStorage.removeItem('curNode')
-  // 所有章节单元数据
-  localStorage.removeItem('unitList')
-  // 所有教材数据
-  localStorage.removeItem('subjectList')
-  // 展开的节点
-  localStorage.removeItem('defaultExpandedKeys')
+
+/**
+ * 根据图片的url转换对应的base64值
+ * @param { String } url 如：http://xxxx/xxx.png
+ * @returns base64取值
+ */
+export const urlToBase64 = (url) => {
+
+  return new Promise((resolve, reject) => {
+    if (!url) {
+      reject('请传入url内容')
+    }
+    if (/\.(png|jpe?g|gif|svg)(\?.*)?$/.test(url)) {
+      // 图片地址
+      let image = new Image()
+      // 设置跨域问题
+      image.setAttribute('crossOrigin', 'anonymous')
+      // 图片地址
+      image.src = url +"?v=" + Math.random(); // 处理缓存,fix缓存bug,有缓存，浏览器会报错;
+      image.onload = () => {
+        let canvas = document.createElement('canvas')
+        const ctx = canvas.getContext('2d')
+        canvas.width = image.width
+        canvas.height = image.height
+        ctx.drawImage(image, 0, 0, image.width, image.height)
+
+        // 获取图片后缀
+        const ext = url.substring(url.lastIndexOf('.') + 1).toLowerCase()
+        // 转base64
+        const dataUrl = canvas.toDataURL(`image/${ext}`)
+        resolve(dataUrl || '')
+        canvas = null // 清除canvas元素
+        image = null // 清除img元素
+      }
+    } else {
+      // 非图片地址
+      reject('非(png/jpe?g/gif/svg等)图片地址');
+    }
+  })
+
+
 }
\ No newline at end of file
diff --git a/src/renderer/src/views/classTask/newClassTaskAssign/questToPPTist/index.vue b/src/renderer/src/views/classTask/newClassTaskAssign/questToPPTist/index.vue
index 26be2e9..2d7e448 100644
--- a/src/renderer/src/views/classTask/newClassTaskAssign/questToPPTist/index.vue
+++ b/src/renderer/src/views/classTask/newClassTaskAssign/questToPPTist/index.vue
@@ -68,7 +68,7 @@ defineExpose({
   
   .page-resource {
     user-select: none;
-    height: calc(100% - 55px);
+    height: 100%;
     display: flex;
     flex-direction: row;
     flex-wrap: nowrap;