diff --git a/.idea/.gitignore b/.idea/.gitignore
deleted file mode 100644
index 26d3352..0000000
--- a/.idea/.gitignore
+++ /dev/null
@@ -1,3 +0,0 @@
-# Default ignored files
-/shelf/
-/workspace.xml
diff --git a/.idea/Travel_safety.iml b/.idea/Travel_safety.iml
deleted file mode 100644
index d6ebd48..0000000
--- a/.idea/Travel_safety.iml
+++ /dev/null
@@ -1,9 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<module type="JAVA_MODULE" version="4">
-  <component name="NewModuleRootManager" inherit-compiler-output="true">
-    <exclude-output />
-    <content url="file://$MODULE_DIR$" />
-    <orderEntry type="inheritedJdk" />
-    <orderEntry type="sourceFolder" forTests="false" />
-  </component>
-</module>
\ No newline at end of file
diff --git a/.idea/libraries/AndroidRuntime.xml b/.idea/libraries/AndroidRuntime.xml
deleted file mode 100644
index 9ce7a7b..0000000
--- a/.idea/libraries/AndroidRuntime.xml
+++ /dev/null
@@ -1,9 +0,0 @@
-<component name="libraryTable">
-  <library name="AndroidRuntime">
-    <CLASSES>
-      <root url="jar://$PROJECT_DIR$/src/Software/assets/external_comps/cn.kevinkun.BingMap/files/AndroidRuntime.jar!/" />
-    </CLASSES>
-    <JAVADOC />
-    <SOURCES />
-  </library>
-</component>
\ No newline at end of file
diff --git a/.idea/libraries/AndroidRuntime1.xml b/.idea/libraries/AndroidRuntime1.xml
deleted file mode 100644
index 3fdfb81..0000000
--- a/.idea/libraries/AndroidRuntime1.xml
+++ /dev/null
@@ -1,9 +0,0 @@
-<component name="libraryTable">
-  <library name="AndroidRuntime1">
-    <CLASSES>
-      <root url="jar://$PROJECT_DIR$/src/Software/assets/external_comps/com.sunny.tts/files/AndroidRuntime.jar!/" />
-    </CLASSES>
-    <JAVADOC />
-    <SOURCES />
-  </library>
-</component>
\ No newline at end of file
diff --git a/.idea/libraries/classes.xml b/.idea/libraries/classes.xml
deleted file mode 100644
index fa63886..0000000
--- a/.idea/libraries/classes.xml
+++ /dev/null
@@ -1,9 +0,0 @@
-<component name="libraryTable">
-  <library name="classes">
-    <CLASSES>
-      <root url="jar://$PROJECT_DIR$/src/Software/assets/external_comps/cn.kevinkun.BingMap/classes.jar!/" />
-    </CLASSES>
-    <JAVADOC />
-    <SOURCES />
-  </library>
-</component>
\ No newline at end of file
diff --git a/.idea/libraries/classes1.xml b/.idea/libraries/classes1.xml
deleted file mode 100644
index dd86fdc..0000000
--- a/.idea/libraries/classes1.xml
+++ /dev/null
@@ -1,9 +0,0 @@
-<component name="libraryTable">
-  <library name="classes1">
-    <CLASSES>
-      <root url="jar://$PROJECT_DIR$/src/Software/assets/external_comps/com.sunny.tts/classes.jar!/" />
-    </CLASSES>
-    <JAVADOC />
-    <SOURCES />
-  </library>
-</component>
\ No newline at end of file
diff --git a/.idea/misc.xml b/.idea/misc.xml
deleted file mode 100644
index 639900d..0000000
--- a/.idea/misc.xml
+++ /dev/null
@@ -1,6 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="ProjectRootManager">
-    <output url="file://$PROJECT_DIR$/out" />
-  </component>
-</project>
\ No newline at end of file
diff --git a/.idea/modules.xml b/.idea/modules.xml
deleted file mode 100644
index 229ea11..0000000
--- a/.idea/modules.xml
+++ /dev/null
@@ -1,8 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="ProjectModuleManager">
-    <modules>
-      <module fileurl="file://$PROJECT_DIR$/.idea/Travel_safety.iml" filepath="$PROJECT_DIR$/.idea/Travel_safety.iml" />
-    </modules>
-  </component>
-</project>
\ No newline at end of file
diff --git a/.idea/vcs.xml b/.idea/vcs.xml
deleted file mode 100644
index 35eb1dd..0000000
--- a/.idea/vcs.xml
+++ /dev/null
@@ -1,6 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="VcsDirectoryMappings">
-    <mapping directory="" vcs="Git" />
-  </component>
-</project>
\ No newline at end of file
diff --git a/doc/03盲人智能出行系统_软件需求规格说明书.docx b/doc/03盲人智能出行系统_软件需求规格说明书.docx
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