diff --git a/.idea/emulatorDisplays.xml b/.idea/emulatorDisplays.xml
new file mode 100644
index 0000000..2785e11
--- /dev/null
+++ b/.idea/emulatorDisplays.xml
@@ -0,0 +1,47 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="EmulatorDisplays">
+    <option name="displayStateByAvdFolder">
+      <map>
+        <entry key="C:\Users\xiaoy\.android\avd\1920-972_API_33.avd">
+          <value>
+            <MultiDisplayState>
+              <option name="displayDescriptors">
+                <list>
+                  <DisplayDescriptor>
+                    <option name="height" value="1920" />
+                    <option name="width" value="972" />
+                  </DisplayDescriptor>
+                  <DisplayDescriptor>
+                    <option name="displayId" value="6" />
+                    <option name="height" value="600" />
+                    <option name="width" value="400" />
+                  </DisplayDescriptor>
+                </list>
+              </option>
+              <option name="panelState">
+                <PanelState>
+                  <option name="splitPanel">
+                    <SplitPanelState>
+                      <option name="proportion" value="0.7084547877311707" />
+                      <option name="firstComponent">
+                        <PanelState>
+                          <option name="displayId" value="0" />
+                        </PanelState>
+                      </option>
+                      <option name="secondComponent">
+                        <PanelState>
+                          <option name="displayId" value="6" />
+                        </PanelState>
+                      </option>
+                    </SplitPanelState>
+                  </option>
+                </PanelState>
+              </option>
+            </MultiDisplayState>
+          </value>
+        </entry>
+      </map>
+    </option>
+  </component>
+</project>
\ No newline at end of file
diff --git a/automotive/src/main/AndroidManifest.xml b/automotive/src/main/AndroidManifest.xml
index b0c2496..0e7dc6a 100644
--- a/automotive/src/main/AndroidManifest.xml
+++ b/automotive/src/main/AndroidManifest.xml
@@ -6,6 +6,7 @@
         android:required="true" />
 
     <uses-permission android:name="android.permission.VIBRATE" />
+    <uses-permission android:name="android.permission.ACCESS_" />
     <application
         android:allowBackup="true"
         android:appCategory="audio"
diff --git a/automotive/src/main/java/com/mixiaoxiao/library/splitlayout/SplitLayout.java b/automotive/src/main/java/com/mixiaoxiao/library/splitlayout/SplitLayout.java
index dad9a74..173a693 100644
--- a/automotive/src/main/java/com/mixiaoxiao/library/splitlayout/SplitLayout.java
+++ b/automotive/src/main/java/com/mixiaoxiao/library/splitlayout/SplitLayout.java
@@ -23,6 +23,7 @@ import android.view.HapticFeedbackConstants;
 import android.view.MotionEvent;
 import android.view.View;
 import android.view.ViewGroup;
+import android.widget.Toast;
 
 import androidx.annotation.NonNull;
 
@@ -59,13 +60,18 @@ public class SplitLayout extends ViewGroup {
 	private float mLastMotionX, mLastMotionY;
 	private int mChildMinSize;
 	private int mWidth, mHeight;
-	private boolean mIsDragging = false;
+	private boolean mIsDragging = false/*是否拖动中间的分割线*/, mIsSwitchStart = false/*是否开始切换子View*/, mIsSwitching = false/*是否切换子View过程中*/;
 	private Bitmap[] cachedBitmapArray = new Bitmap[2];
 	private Bitmap cachedBitmap;
 	private Canvas cachedCanvas; // 使用双缓冲方式绘制拖动中的View变化，提高效率
 	private Paint mPaint = new Paint();
 	private int dragForgroundColor = Color.argb(0.88f, 1f, 1f, 1f); // 默认的前景色
-	private Vibrator vibrator;
+	private int splitDragTouchCount = 2; // 默认拖动切换左右两个子View时的点击个数
+	private long mChildLongPressTime; // 记录用户长按拖动子View的初始时间
+	private View switchLongPressChildView = null; // 记录用户长按拖动的子View
+	private boolean hasSwitchChild = false; // 子View是否通过手势切换完成
+	private long LONG_PRESS_TIME = 2000;
+//	private Vibrator vibrator;
 
 	public SplitLayout(Context context) {
 		this(context, null, 0);
@@ -102,13 +108,16 @@ public class SplitLayout extends ViewGroup {
 			mHandleSize = dp2px(DEFAULT_SPLIT_HANDLE_SIZE_DP);
 		}
 		mHandleHapticFeedback = a.getBoolean(R.styleable.SplitLayout_splitHandleHapticFeedback, false);
+		// 拖动中间分隔条过程中的前景颜色
 		dragForgroundColor = a.getColor(R.styleable.SplitLayout_splitDragForgroundColor, dragForgroundColor);
+		// 切换左右分割子View时手指的点击个数
+		splitDragTouchCount = a.getInteger(R.styleable.SplitLayout_splitDragTouchCount, splitDragTouchCount);
 		a.recycle();
 
 		mPaint.setColor(dragForgroundColor);
-		// 获取震动权限
-		vibrator = (Vibrator) context.getSystemService(Context.VIBRATOR_SERVICE);
-		vibrator.vibrate(VibrationEffect.createOneShot(500, 125));
+//		// 获取震动权限
+//		vibrator = (Vibrator) context.getSystemService(Context.VIBRATOR_SERVICE);
+//		vibrator.vibrate(VibrationEffect.createOneShot(500, 125));
 	}
 
 	@Override
@@ -158,67 +167,163 @@ public class SplitLayout extends ViewGroup {
 		}
 	}
 
-	@SuppressLint("ClickableViewAccessibility")
+	@Override
+	public boolean dispatchTouchEvent(MotionEvent ev) {
+		return super.dispatchTouchEvent(ev);
+	}
+
+	@Override
+	public boolean onInterceptTouchEvent(MotionEvent ev) {
+		return super.onInterceptTouchEvent(ev)||ev.getPointerCount() == splitDragTouchCount;
+	}
+
+	@Override
+	public boolean performClick() {
+		return super.performClick();
+	}
+
 	@Override
 	public boolean onTouchEvent(MotionEvent ev) {
-		final int action = ev.getAction();
+		final int action = ev.getActionMasked();
 		float x = ev.getX();
 		float y = ev.getY();
-		switch (action & MotionEvent.ACTION_MASK) {
-		case MotionEvent.ACTION_DOWN: {
-			if (isUnderSplitHandle(x, y)) {
-				if (mHandleHapticFeedback) {
-					performHapticFeedback(HapticFeedbackConstants.VIRTUAL_KEY);
-				}
-				mHandleDrawable.setState(PRESSED_STATE_SET);
-				mIsDragging = true;
-				getParent().requestDisallowInterceptTouchEvent(true);
-				getBitmapFromChildView(); // 截屏当前两个子View的图片，用于在拖动过程中的
-				invalidate();
-			} else {
-				mIsDragging = false;
-			}
-			mLastMotionX = x;
-			mLastMotionY = y;
-			break;
-		}
-		case MotionEvent.ACTION_MOVE:
-			if (mIsDragging) {
-				getParent().requestDisallowInterceptTouchEvent(true);
-				if (mOrientation == VERTICAL) {
-					float deltaY = y - mLastMotionY;
-					onlyUpdateSplitPosition(deltaY);
-//					updateSplitPositionWithDelta(deltaY);
-					postInvalidate(); // 使用子View的截图重绘界面
+		switch (action) {
+			case MotionEvent.ACTION_DOWN:
+				Log.d(TAG, "ACTION_DOWN");
+				performClick();
+				// 单个点击事件
+				if (isUnderSplitHandle(x, y)) {
+					if (mHandleHapticFeedback) {
+						performHapticFeedback(HapticFeedbackConstants.VIRTUAL_KEY);
+					}
+					mHandleDrawable.setState(PRESSED_STATE_SET);
+					mIsDragging = true;
+//					getParent().requestDisallowInterceptTouchEvent(true);
+					getBitmapFromChildView(); // 截屏当前两个子View的图片，用于在拖动过程中的
+					invalidate();
 				} else {
-					float deltaX = x - mLastMotionX;
-					onlyUpdateSplitPosition(deltaX);
-//					updateSplitPositionWithDelta(deltaX);
-					postInvalidate();
+					mIsDragging = false;
 				}
 				mLastMotionX = x;
 				mLastMotionY = y;
-			}
-			break;
-		case MotionEvent.ACTION_UP:
-		case MotionEvent.ACTION_CANCEL:
-			if (mIsDragging) {
-				mHandleDrawable.setState(EMPTY_STATE_SET);
-				if (mOrientation == VERTICAL) {
-					float deltaY = y - mLastMotionY;
-					updateSplitPositionWithDelta(deltaY);
-				} else {
-					float deltaX = x - mLastMotionX;
-					updateSplitPositionWithDelta(deltaX);
+				break;
+			case MotionEvent.ACTION_POINTER_DOWN: // 开始多点触控
+				Log.d(TAG, "ACTION_POINTER_DOWN");
+				if (ev.getPointerCount() == splitDragTouchCount) { // 如果是多指点击（点击个数可通过View的自定义属性定义）
+					// 首先判断所有的点击手指是否都在单个子View内，如果都在，则记录当前点击时间及子View，后续需要判断是否符合长按标准
+					for (int i = 0; i < getChildCount(); i++) {
+						if (isEventAllInChildView(getChildAt(i), ev)) { // 判断当前手指点击是否都在某个子View内
+							mChildLongPressTime = System.currentTimeMillis();
+							switchLongPressChildView = getChildAt(i);
+							mIsSwitchStart = true;
+						}
+					}
 				}
-				mLastMotionX = x;
-				mLastMotionY = y;
-				mIsDragging = false;
+				break;
+			case MotionEvent.ACTION_MOVE:
+				Log.d(TAG, "ACTION_MOVE");
+				if (ev.getPointerCount() == 1) {
+					if (mIsDragging) {
+//						getParent().requestDisallowInterceptTouchEvent(true);
+						if (mOrientation == VERTICAL) {
+							float deltaY = y - mLastMotionY;
+							onlyUpdateSplitPosition(deltaY);
+	//					updateSplitPositionWithDelta(deltaY);
+							postInvalidate(); // 使用子View的截图重绘界面
+						} else {
+							float deltaX = x - mLastMotionX;
+							onlyUpdateSplitPosition(deltaX);
+	//					updateSplitPositionWithDelta(deltaX);
+							postInvalidate();
+						}
+						mLastMotionX = x;
+						mLastMotionY = y;
+					}
+				} else if (ev.getPointerCount() == splitDragTouchCount) {
+					if (mIsSwitching) { // 开始进入拖动切换子View流程
+						// 分别记录当前两个子View的画面
+						getBitmapFromChildView();
+						// 判断所有手指是否都到了另外一个子View内
+						View tmpView = (switchLongPressChildView == mChild0)? mChild1:mChild0;
+						if (isEventAllInChildView(tmpView, ev)) {
+							// 震动提示用户，已实现换位
+							if (!hasSwitchChild) {
+								performHapticFeedback(HapticFeedbackConstants.VIRTUAL_KEY);
+								hasSwitchChild = true;
+								Toast.makeText(getContext(), "实现切换", Toast.LENGTH_SHORT).show();
+								postInvalidate();
+							}
+                        } else {
+                            // 重新切换回原有状态
+							if (hasSwitchChild) {
+								performHapticFeedback(HapticFeedbackConstants.VIRTUAL_KEY);
+                                hasSwitchChild = false;
+								Toast.makeText(getContext(), "恢复状态", Toast.LENGTH_SHORT).show();
+								postInvalidate();
+							}
+						}
+					} else { // 尚未进入拖动切换流程
+						// 用户使用多指点击，需要实时判断点击时间是否足够长按时间，满足时，再判断是否和按下时点击的View相同
+						if (mChildLongPressTime>0 && System.currentTimeMillis() - mChildLongPressTime >= LONG_PRESS_TIME ) {
+							if (isEventAllInChildView(switchLongPressChildView, ev)) {
+								// 震动提示用户，开始支持拖动移动
+								performHapticFeedback(HapticFeedbackConstants.DRAG_START);
+								mIsSwitching = true;
+								mIsSwitchStart = false;
+							} else { // 划出当前View，则重置长按初始时间为0，且初始点按的childView也置为null
+								mChildLongPressTime = 0;
+								switchLongPressChildView = null;
+							}
+						}
+					}
+				}
+				break;
+			case MotionEvent.ACTION_POINTER_UP:
+				if (hasSwitchChild) {
+					switchChildViewPosition();
+				}
+				hasSwitchChild = false;
+				mIsSwitching = false;
+				mIsSwitchStart = false;
+				switchLongPressChildView = null;
+				mChildLongPressTime = 0;
+				break;
+			case MotionEvent.ACTION_UP:
+			case MotionEvent.ACTION_CANCEL:
+				if (mIsDragging) {
+					mHandleDrawable.setState(EMPTY_STATE_SET);
+					if (mOrientation == VERTICAL) {
+						float deltaY = y - mLastMotionY;
+						updateSplitPositionWithDelta(deltaY);
+					} else {
+						float deltaX = x - mLastMotionX;
+						updateSplitPositionWithDelta(deltaX);
+					}
+					mLastMotionX = x;
+					mLastMotionY = y;
+					mIsDragging = false;
+				}
+				break;
 			}
+		return mIsDragging || mIsSwitchStart || mIsSwitching || ev.getActionMasked() == MotionEvent.ACTION_DOWN || ev.getActionMasked() == MotionEvent.ACTION_POINTER_DOWN;
+	}
 
-			break;
+	public boolean isEventAllInChildView(View childView, MotionEvent event) {
+		if (childView == null || event == null) {
+            return false;
+        }
+		int left = childView.getLeft();
+		int top = childView.getTop();
+		int right = childView.getRight();
+		int bottom = childView.getBottom();
+
+		for (int i = 0; i < event.getPointerCount(); i++) {
+			// 有任意一个点不在当前View内，则返回false
+			if (event.getX(i) < left || event.getX(i) > right || event.getY(i) < top || event.getY(i) > bottom) {
+				return false;
+			}
 		}
-		return mIsDragging;
+		return true;
 	}
 
 	private boolean isUnderSplitHandle(float x, float y) {
@@ -268,19 +373,25 @@ public class SplitLayout extends ViewGroup {
 					child0Rect.set(0, 0, (int) (mSplitPosition - mHandleSize / 2), getHeight());
 					child1Rect.set((int) (mSplitPosition + mHandleSize / 2), 0, getWidth(), getHeight());
 				}
-//				cachedCanvas.drawBitmap(cachedBitmapArray[0], null, child0Rect, null);
+				cachedCanvas.drawBitmap(cachedBitmapArray[0], null, child0Rect, null);
 				cachedCanvas.drawRect(child0Rect, mPaint);
-				cachedCanvas.drawBitmap(((BitmapDrawable)getContext().getDrawable(R.drawable.icon_app)).getBitmap(),
-						child0Rect.centerX() - (getContext().getDrawable(R.drawable.icon_app).getBounds().width()/2),
-						child0Rect.centerY() - (getContext().getDrawable(R.drawable.icon_app).getBounds().height()/2), null);
-//				cachedCanvas.drawBitmap(cachedBitmapArray[1], null, child1Rect, null);
+//				cachedCanvas.drawBitmap(((BitmapDrawable)getContext().getDrawable(R.drawable.icon_app)).getBitmap(),
+//						child0Rect.centerX() - (getContext().getDrawable(R.drawable.icon_app).getBounds().width()/2),
+//						child0Rect.centerY() - (getContext().getDrawable(R.drawable.icon_app).getBounds().height()/2), null);
+				cachedCanvas.drawBitmap(cachedBitmapArray[1], null, child1Rect, null);
 				cachedCanvas.drawRect(child1Rect, mPaint);
-				cachedCanvas.drawBitmap(((BitmapDrawable)getContext().getDrawable(R.drawable.icon_app)).getBitmap(),
-						child1Rect.centerX() - (getContext().getDrawable(R.drawable.icon_app).getBounds().width()/2),
-						child1Rect.centerY() - (getContext().getDrawable(R.drawable.icon_app).getBounds().height()/2), null);
+//				cachedCanvas.drawBitmap(((BitmapDrawable)getContext().getDrawable(R.drawable.icon_app)).getBitmap(),
+//						child1Rect.centerX() - (getContext().getDrawable(R.drawable.icon_app).getBounds().width()/2),
+//						child1Rect.centerY() - (getContext().getDrawable(R.drawable.icon_app).getBounds().height()/2), null);
 				canvas.drawBitmap(cachedBitmap, 0, 0, null);
 			}
 
+		} else if (mIsSwitching) { // 开始拖动切换
+			if (hasSwitchChild) {
+				resetChildSnapshotBitmap(canvas, true);
+			} else {
+				resetChildSnapshotBitmap(canvas, false);
+			}
 		}
 	}
 
@@ -357,12 +468,6 @@ public class SplitLayout extends ViewGroup {
 
 	// 获取当前两个子View的Bitmap截图，用于在拖动过程中的实时绘制
 	private void getBitmapFromChildView() {
-		// 先回收已有的缓存图片
-		for (Bitmap bitmap: cachedBitmapArray) {
-			if (bitmap != null) {
-                bitmap.recycle();
-            }
-		}
 		if (mChild0!=null) {
 			cachedBitmapArray[0] = loadBitmapFromViewBySystem(mChild0);
 		}
@@ -396,6 +501,7 @@ public class SplitLayout extends ViewGroup {
 		return dragForgroundColor;
 	}
 
+	// 切换两个子View的位置
 	public void switchChildViewPosition() {
 		checkChildren();
 		removeAllViews();
@@ -406,4 +512,35 @@ public class SplitLayout extends ViewGroup {
 		mChild1 = tempView;
 		requestLayout();
 	}
+
+	// 设置两个子View的快照的显示，可反转
+	public void resetChildSnapshotBitmap(Canvas canvas, boolean isReverse) {
+		if (cachedBitmapArray!= null&&cachedBitmapArray.length>1) {
+			cachedCanvas.drawColor(getContext().getColor(android.R.color.transparent), PorterDuff.Mode.CLEAR);
+			Rect child0Rect = new Rect();
+			Rect child1Rect = new Rect();
+			if (mOrientation == VERTICAL) {
+				if (!isReverse) {
+					child0Rect.set(0, 0, getWidth(), (int) (mSplitPosition - mHandleSize / 2));
+					child1Rect.set(0, (int) (mSplitPosition + mHandleSize / 2), getWidth(), getHeight());
+				} else {
+					child1Rect.set(0, 0, getWidth(), (int) (mSplitPosition - mHandleSize / 2));
+					child0Rect.set(0, (int) (mSplitPosition + mHandleSize / 2), getWidth(), getHeight());
+				}
+			} else {
+				if (!isReverse) {
+					child0Rect.set(0, 0, (int) (mSplitPosition - mHandleSize / 2), getHeight());
+					child1Rect.set((int) (mSplitPosition + mHandleSize / 2), 0, getWidth(), getHeight());
+				} else {
+					child1Rect.set(0, 0, (int) (mSplitPosition - mHandleSize / 2), getHeight());
+					child0Rect.set((int) (mSplitPosition + mHandleSize / 2), 0, getWidth(), getHeight());
+				}
+			}
+			cachedCanvas.drawBitmap(cachedBitmapArray[0], null, child0Rect, null);
+			cachedCanvas.drawRect(child0Rect, mPaint);
+			cachedCanvas.drawBitmap(cachedBitmapArray[1], null, child1Rect, null);
+			cachedCanvas.drawRect(child1Rect, mPaint);
+			canvas.drawBitmap(cachedBitmap, 0, 0, null);
+		}
+	}
 }
diff --git a/automotive/src/main/res/drawable-xxhdpi/vertical_line.9.png b/automotive/src/main/res/drawable-xxhdpi/vertical_line.9.png
new file mode 100644
index 0000000..8c96d47
Binary files /dev/null and b/automotive/src/main/res/drawable-xxhdpi/vertical_line.9.png differ
diff --git a/automotive/src/main/res/layout/activity_split_layout.xml b/automotive/src/main/res/layout/activity_split_layout.xml
index bcca7e5..aa03710 100644
--- a/automotive/src/main/res/layout/activity_split_layout.xml
+++ b/automotive/src/main/res/layout/activity_split_layout.xml
@@ -41,14 +41,13 @@
         android:layout_height="match_parent"
         android:layout_marginBottom="48dp"
         app:splitFraction="0.3"
-        app:splitHandleDrawable="@drawable/split_drawable"
-        app:splitDragForgroundColor="@color/material_yellow_500"
+        app:splitHandleDrawable="@drawable/vertical_line"
+        app:splitDragForgroundColor="@color/draw_progress_bg_color"
         app:splitOrientation="horizontal">
         <LinearLayout
             android:id="@+id/layout_child0"
             android:layout_width="match_parent"
-            android:layout_height="match_parent"
-            android:clickable="true">
+            android:layout_height="match_parent">
 
             <TextView
                 android:id="@+id/tv_child0"
diff --git a/automotive/src/main/res/values/splitlayout.xml b/automotive/src/main/res/values/splitlayout.xml
index 39b150d..b8fa5fd 100644
--- a/automotive/src/main/res/values/splitlayout.xml
+++ b/automotive/src/main/res/values/splitlayout.xml
@@ -9,7 +9,11 @@
         <attr name="splitFraction" format="float"/>
         <attr name="splitHandleDrawable" format="reference"/>
         <attr name="splitHandleSize" format="dimension"/>
+        <!-- 是否需要增加触觉反馈，如果为true，用户点击时会有震动反馈 -->
         <attr name="splitHandleHapticFeedback" format="boolean"/>
+        <!-- 拖动分割线时，前景颜色的设置 -->
         <attr name="splitDragForgroundColor" format="color"/>
+        <!-- 分割要素拖动切换左右时，点击个数的设置 -->
+        <attr name="splitDragTouchCount" format="integer"/>
     </declare-styleable>
 </resources>