diff --git a/.idea/emulatorDisplays.xml b/.idea/emulatorDisplays.xml
index 2785e11..455f245 100644
--- a/.idea/emulatorDisplays.xml
+++ b/.idea/emulatorDisplays.xml
@@ -10,7 +10,7 @@
                 <list>
                   <DisplayDescriptor>
                     <option name="height" value="1920" />
-                    <option name="width" value="972" />
+                    <option name="width" value="1080" />
                   </DisplayDescriptor>
                   <DisplayDescriptor>
                     <option name="displayId" value="6" />
@@ -23,7 +23,7 @@
                 <PanelState>
                   <option name="splitPanel">
                     <SplitPanelState>
-                      <option name="proportion" value="0.7084547877311707" />
+                      <option name="proportion" value="0.7297297120094299" />
                       <option name="firstComponent">
                         <PanelState>
                           <option name="displayId" value="0" />
diff --git a/.idea/other.xml b/.idea/other.xml
deleted file mode 100644
index 94c96f6..0000000
--- a/.idea/other.xml
+++ /dev/null
@@ -1,318 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="direct_access_persist.xml">
-    <option name="deviceSelectionList">
-      <list>
-        <PersistentDeviceSelectionData>
-          <option name="api" value="27" />
-          <option name="brand" value="DOCOMO" />
-          <option name="codename" value="F01L" />
-          <option name="id" value="F01L" />
-          <option name="manufacturer" value="FUJITSU" />
-          <option name="name" value="F-01L" />
-          <option name="screenDensity" value="360" />
-          <option name="screenX" value="720" />
-          <option name="screenY" value="1280" />
-        </PersistentDeviceSelectionData>
-        <PersistentDeviceSelectionData>
-          <option name="api" value="28" />
-          <option name="brand" value="DOCOMO" />
-          <option name="codename" value="SH-01L" />
-          <option name="id" value="SH-01L" />
-          <option name="manufacturer" value="SHARP" />
-          <option name="name" value="AQUOS sense2 SH-01L" />
-          <option name="screenDensity" value="480" />
-          <option name="screenX" value="1080" />
-          <option name="screenY" value="2160" />
-        </PersistentDeviceSelectionData>
-        <PersistentDeviceSelectionData>
-          <option name="api" value="31" />
-          <option name="brand" value="samsung" />
-          <option name="codename" value="a51" />
-          <option name="id" value="a51" />
-          <option name="manufacturer" value="Samsung" />
-          <option name="name" value="Galaxy A51" />
-          <option name="screenDensity" value="420" />
-          <option name="screenX" value="1080" />
-          <option name="screenY" value="2400" />
-        </PersistentDeviceSelectionData>
-        <PersistentDeviceSelectionData>
-          <option name="api" value="34" />
-          <option name="brand" value="google" />
-          <option name="codename" value="akita" />
-          <option name="id" value="akita" />
-          <option name="manufacturer" value="Google" />
-          <option name="name" value="Pixel 8a" />
-          <option name="screenDensity" value="420" />
-          <option name="screenX" value="1080" />
-          <option name="screenY" value="2400" />
-        </PersistentDeviceSelectionData>
-        <PersistentDeviceSelectionData>
-          <option name="api" value="33" />
-          <option name="brand" value="samsung" />
-          <option name="codename" value="b0q" />
-          <option name="id" value="b0q" />
-          <option name="manufacturer" value="Samsung" />
-          <option name="name" value="Galaxy S22 Ultra" />
-          <option name="screenDensity" value="600" />
-          <option name="screenX" value="1440" />
-          <option name="screenY" value="3088" />
-        </PersistentDeviceSelectionData>
-        <PersistentDeviceSelectionData>
-          <option name="api" value="32" />
-          <option name="brand" value="google" />
-          <option name="codename" value="bluejay" />
-          <option name="id" value="bluejay" />
-          <option name="manufacturer" value="Google" />
-          <option name="name" value="Pixel 6a" />
-          <option name="screenDensity" value="420" />
-          <option name="screenX" value="1080" />
-          <option name="screenY" value="2400" />
-        </PersistentDeviceSelectionData>
-        <PersistentDeviceSelectionData>
-          <option name="api" value="34" />
-          <option name="brand" value="google" />
-          <option name="codename" value="caiman" />
-          <option name="id" value="caiman" />
-          <option name="manufacturer" value="Google" />
-          <option name="name" value="Pixel 9 Pro" />
-          <option name="screenDensity" value="360" />
-          <option name="screenX" value="960" />
-          <option name="screenY" value="2142" />
-        </PersistentDeviceSelectionData>
-        <PersistentDeviceSelectionData>
-          <option name="api" value="34" />
-          <option name="brand" value="google" />
-          <option name="codename" value="comet" />
-          <option name="id" value="comet" />
-          <option name="manufacturer" value="Google" />
-          <option name="name" value="Pixel 9 Pro Fold" />
-          <option name="screenDensity" value="390" />
-          <option name="screenX" value="2076" />
-          <option name="screenY" value="2152" />
-        </PersistentDeviceSelectionData>
-        <PersistentDeviceSelectionData>
-          <option name="api" value="29" />
-          <option name="brand" value="samsung" />
-          <option name="codename" value="crownqlteue" />
-          <option name="id" value="crownqlteue" />
-          <option name="manufacturer" value="Samsung" />
-          <option name="name" value="Galaxy Note9" />
-          <option name="screenDensity" value="420" />
-          <option name="screenX" value="2220" />
-          <option name="screenY" value="1080" />
-        </PersistentDeviceSelectionData>
-        <PersistentDeviceSelectionData>
-          <option name="api" value="34" />
-          <option name="brand" value="samsung" />
-          <option name="codename" value="dm3q" />
-          <option name="id" value="dm3q" />
-          <option name="manufacturer" value="Samsung" />
-          <option name="name" value="Galaxy S23 Ultra" />
-          <option name="screenDensity" value="600" />
-          <option name="screenX" value="1440" />
-          <option name="screenY" value="3088" />
-        </PersistentDeviceSelectionData>
-        <PersistentDeviceSelectionData>
-          <option name="api" value="34" />
-          <option name="brand" value="samsung" />
-          <option name="codename" value="e1q" />
-          <option name="id" value="e1q" />
-          <option name="manufacturer" value="Samsung" />
-          <option name="name" value="Galaxy S24" />
-          <option name="screenDensity" value="480" />
-          <option name="screenX" value="1080" />
-          <option name="screenY" value="2340" />
-        </PersistentDeviceSelectionData>
-        <PersistentDeviceSelectionData>
-          <option name="api" value="33" />
-          <option name="brand" value="google" />
-          <option name="codename" value="felix" />
-          <option name="id" value="felix" />
-          <option name="manufacturer" value="Google" />
-          <option name="name" value="Pixel Fold" />
-          <option name="screenDensity" value="420" />
-          <option name="screenX" value="2208" />
-          <option name="screenY" value="1840" />
-        </PersistentDeviceSelectionData>
-        <PersistentDeviceSelectionData>
-          <option name="api" value="34" />
-          <option name="brand" value="google" />
-          <option name="codename" value="felix" />
-          <option name="id" value="felix" />
-          <option name="manufacturer" value="Google" />
-          <option name="name" value="Pixel Fold" />
-          <option name="screenDensity" value="420" />
-          <option name="screenX" value="2208" />
-          <option name="screenY" value="1840" />
-        </PersistentDeviceSelectionData>
-        <PersistentDeviceSelectionData>
-          <option name="api" value="33" />
-          <option name="brand" value="google" />
-          <option name="codename" value="felix_camera" />
-          <option name="id" value="felix_camera" />
-          <option name="manufacturer" value="Google" />
-          <option name="name" value="Pixel Fold (Camera-enabled)" />
-          <option name="screenDensity" value="420" />
-          <option name="screenX" value="2208" />
-          <option name="screenY" value="1840" />
-        </PersistentDeviceSelectionData>
-        <PersistentDeviceSelectionData>
-          <option name="api" value="33" />
-          <option name="brand" value="samsung" />
-          <option name="codename" value="gts8uwifi" />
-          <option name="id" value="gts8uwifi" />
-          <option name="manufacturer" value="Samsung" />
-          <option name="name" value="Galaxy Tab S8 Ultra" />
-          <option name="screenDensity" value="320" />
-          <option name="screenX" value="1848" />
-          <option name="screenY" value="2960" />
-        </PersistentDeviceSelectionData>
-        <PersistentDeviceSelectionData>
-          <option name="api" value="34" />
-          <option name="brand" value="google" />
-          <option name="codename" value="husky" />
-          <option name="id" value="husky" />
-          <option name="manufacturer" value="Google" />
-          <option name="name" value="Pixel 8 Pro" />
-          <option name="screenDensity" value="390" />
-          <option name="screenX" value="1008" />
-          <option name="screenY" value="2244" />
-        </PersistentDeviceSelectionData>
-        <PersistentDeviceSelectionData>
-          <option name="api" value="30" />
-          <option name="brand" value="motorola" />
-          <option name="codename" value="java" />
-          <option name="id" value="java" />
-          <option name="manufacturer" value="Motorola" />
-          <option name="name" value="G20" />
-          <option name="screenDensity" value="280" />
-          <option name="screenX" value="720" />
-          <option name="screenY" value="1600" />
-        </PersistentDeviceSelectionData>
-        <PersistentDeviceSelectionData>
-          <option name="api" value="34" />
-          <option name="brand" value="google" />
-          <option name="codename" value="komodo" />
-          <option name="id" value="komodo" />
-          <option name="manufacturer" value="Google" />
-          <option name="name" value="Pixel 9 Pro XL" />
-          <option name="screenDensity" value="360" />
-          <option name="screenX" value="1008" />
-          <option name="screenY" value="2244" />
-        </PersistentDeviceSelectionData>
-        <PersistentDeviceSelectionData>
-          <option name="api" value="33" />
-          <option name="brand" value="google" />
-          <option name="codename" value="lynx" />
-          <option name="id" value="lynx" />
-          <option name="manufacturer" value="Google" />
-          <option name="name" value="Pixel 7a" />
-          <option name="screenDensity" value="420" />
-          <option name="screenX" value="1080" />
-          <option name="screenY" value="2400" />
-        </PersistentDeviceSelectionData>
-        <PersistentDeviceSelectionData>
-          <option name="api" value="31" />
-          <option name="brand" value="google" />
-          <option name="codename" value="oriole" />
-          <option name="id" value="oriole" />
-          <option name="manufacturer" value="Google" />
-          <option name="name" value="Pixel 6" />
-          <option name="screenDensity" value="420" />
-          <option name="screenX" value="1080" />
-          <option name="screenY" value="2400" />
-        </PersistentDeviceSelectionData>
-        <PersistentDeviceSelectionData>
-          <option name="api" value="33" />
-          <option name="brand" value="google" />
-          <option name="codename" value="panther" />
-          <option name="id" value="panther" />
-          <option name="manufacturer" value="Google" />
-          <option name="name" value="Pixel 7" />
-          <option name="screenDensity" value="420" />
-          <option name="screenX" value="1080" />
-          <option name="screenY" value="2400" />
-        </PersistentDeviceSelectionData>
-        <PersistentDeviceSelectionData>
-          <option name="api" value="34" />
-          <option name="brand" value="samsung" />
-          <option name="codename" value="q5q" />
-          <option name="id" value="q5q" />
-          <option name="manufacturer" value="Samsung" />
-          <option name="name" value="Galaxy Z Fold5" />
-          <option name="screenDensity" value="420" />
-          <option name="screenX" value="1812" />
-          <option name="screenY" value="2176" />
-        </PersistentDeviceSelectionData>
-        <PersistentDeviceSelectionData>
-          <option name="api" value="30" />
-          <option name="brand" value="google" />
-          <option name="codename" value="r11" />
-          <option name="id" value="r11" />
-          <option name="manufacturer" value="Google" />
-          <option name="name" value="Pixel Watch" />
-          <option name="screenDensity" value="320" />
-          <option name="screenX" value="384" />
-          <option name="screenY" value="384" />
-          <option name="type" value="WEAR_OS" />
-        </PersistentDeviceSelectionData>
-        <PersistentDeviceSelectionData>
-          <option name="api" value="30" />
-          <option name="brand" value="google" />
-          <option name="codename" value="redfin" />
-          <option name="id" value="redfin" />
-          <option name="manufacturer" value="Google" />
-          <option name="name" value="Pixel 5" />
-          <option name="screenDensity" value="440" />
-          <option name="screenX" value="1080" />
-          <option name="screenY" value="2340" />
-        </PersistentDeviceSelectionData>
-        <PersistentDeviceSelectionData>
-          <option name="api" value="34" />
-          <option name="brand" value="google" />
-          <option name="codename" value="shiba" />
-          <option name="id" value="shiba" />
-          <option name="manufacturer" value="Google" />
-          <option name="name" value="Pixel 8" />
-          <option name="screenDensity" value="420" />
-          <option name="screenX" value="1080" />
-          <option name="screenY" value="2400" />
-        </PersistentDeviceSelectionData>
-        <PersistentDeviceSelectionData>
-          <option name="api" value="33" />
-          <option name="brand" value="google" />
-          <option name="codename" value="tangorpro" />
-          <option name="id" value="tangorpro" />
-          <option name="manufacturer" value="Google" />
-          <option name="name" value="Pixel Tablet" />
-          <option name="screenDensity" value="320" />
-          <option name="screenX" value="1600" />
-          <option name="screenY" value="2560" />
-        </PersistentDeviceSelectionData>
-        <PersistentDeviceSelectionData>
-          <option name="api" value="34" />
-          <option name="brand" value="google" />
-          <option name="codename" value="tokay" />
-          <option name="id" value="tokay" />
-          <option name="manufacturer" value="Google" />
-          <option name="name" value="Pixel 9" />
-          <option name="screenDensity" value="420" />
-          <option name="screenX" value="1080" />
-          <option name="screenY" value="2424" />
-        </PersistentDeviceSelectionData>
-        <PersistentDeviceSelectionData>
-          <option name="api" value="29" />
-          <option name="brand" value="samsung" />
-          <option name="codename" value="x1q" />
-          <option name="id" value="x1q" />
-          <option name="manufacturer" value="Samsung" />
-          <option name="name" value="Galaxy S20" />
-          <option name="screenDensity" value="480" />
-          <option name="screenX" value="1440" />
-          <option name="screenY" value="3200" />
-        </PersistentDeviceSelectionData>
-      </list>
-    </option>
-  </component>
-</project>
\ No newline at end of file
diff --git a/automotive/build.gradle b/automotive/build.gradle
index 1135999..a48e530 100644
--- a/automotive/build.gradle
+++ b/automotive/build.gradle
@@ -36,6 +36,7 @@ dependencies {
 
     implementation libs.androidx.core.ktx
     implementation libs.androidx.appcompat
+    implementation files('libs\\android.car.240829.jar')
     testImplementation libs.junit
     androidTestImplementation libs.androidx.junit
     androidTestImplementation libs.androidx.espresso.core
diff --git a/automotive/libs/android.car.240829.jar b/automotive/libs/android.car.240829.jar
new file mode 100644
index 0000000..5068c2d
Binary files /dev/null and b/automotive/libs/android.car.240829.jar differ
diff --git a/automotive/src/main/AndroidManifest.xml b/automotive/src/main/AndroidManifest.xml
index 0e7dc6a..37f2bc4 100644
--- a/automotive/src/main/AndroidManifest.xml
+++ b/automotive/src/main/AndroidManifest.xml
@@ -18,6 +18,7 @@
         <activity
             android:name="com.mixiaoxiao.splitlayoutsample.SplitLayoutActivity"
             android:configChanges="orientation|keyboardHidden|screenSize"
+            android:screenOrientation="landscape"
             android:exported="true"
             android:label="@string/app_name">
             <intent-filter>
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 173a693..4153cca 100644
--- a/automotive/src/main/java/com/mixiaoxiao/library/splitlayout/SplitLayout.java
+++ b/automotive/src/main/java/com/mixiaoxiao/library/splitlayout/SplitLayout.java
@@ -67,10 +67,11 @@ public class SplitLayout extends ViewGroup {
 	private Paint mPaint = new Paint();
 	private int dragForgroundColor = Color.argb(0.88f, 1f, 1f, 1f); // 默认的前景色
 	private int splitDragTouchCount = 2; // 默认拖动切换左右两个子View时的点击个数
+	private boolean splitIsShowSnapshotView = false; // 拖动过程中是否显示快照图片
 	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 long LONG_PRESS_TIME = 1200;
 //	private Vibrator vibrator;
 
 	public SplitLayout(Context context) {
@@ -112,6 +113,7 @@ public class SplitLayout extends ViewGroup {
 		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);
+		splitIsShowSnapshotView = a.getBoolean(R.styleable.SplitLayout_splitIsShowSnapshotView, splitIsShowSnapshotView);
 		a.recycle();
 
 		mPaint.setColor(dragForgroundColor);
@@ -126,6 +128,12 @@ public class SplitLayout extends ViewGroup {
 		checkChildren();
 		int widthSize = MeasureSpec.getSize(widthMeasureSpec);
 		int heightSize = MeasureSpec.getSize(heightMeasureSpec);
+		// 重置子View的最小值
+		if (mOrientation == VERTICAL) {
+			mChildMinSize = heightSize/3;
+		} else {
+			mChildMinSize = widthSize/3;
+		}
 		if (widthSize > 0 && heightSize > 0) {
 			mWidth = widthSize;
 			mHeight = heightSize;
@@ -146,8 +154,12 @@ public class SplitLayout extends ViewGroup {
 			}
 
 			// 初始化双缓冲对应的Bitmap和canvas
-			cachedBitmap = Bitmap.createBitmap(mWidth, mHeight, Bitmap.Config.ARGB_8888);
-			cachedCanvas = new Canvas(cachedBitmap);
+			if (cachedBitmap == null) {
+				cachedBitmap = Bitmap.createBitmap(mWidth, mHeight, Bitmap.Config.ARGB_8888);
+			}
+			if (cachedCanvas == null) {
+				cachedCanvas = new Canvas(cachedBitmap);
+			}
 		} else {
 			throw new IllegalStateException("SplitLayout with or height must not be MeasureSpec.UNSPECIFIED");
 		}
@@ -198,7 +210,7 @@ public class SplitLayout extends ViewGroup {
 					}
 					mHandleDrawable.setState(PRESSED_STATE_SET);
 					mIsDragging = true;
-//					getParent().requestDisallowInterceptTouchEvent(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 {
@@ -224,7 +236,7 @@ public class SplitLayout extends ViewGroup {
 				Log.d(TAG, "ACTION_MOVE");
 				if (ev.getPointerCount() == 1) {
 					if (mIsDragging) {
-//						getParent().requestDisallowInterceptTouchEvent(true);
+						getParent().requestDisallowInterceptTouchEvent(true);
 						if (mOrientation == VERTICAL) {
 							float deltaY = y - mLastMotionY;
 							onlyUpdateSplitPosition(deltaY);
@@ -246,11 +258,12 @@ public class SplitLayout extends ViewGroup {
 						// 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
+							// 多个触控位置全部移动到另外的View中，并且此前状态不是已切换状态，开始切换快照图片
 							if (!hasSwitchChild) {
+								// 震动提示用户
 								performHapticFeedback(HapticFeedbackConstants.VIRTUAL_KEY);
 								hasSwitchChild = true;
-								Toast.makeText(getContext(), "实现切换", Toast.LENGTH_SHORT).show();
+//								Toast.makeText(getContext(), "实现切换", Toast.LENGTH_SHORT).show();
 								postInvalidate();
 							}
                         } else {
@@ -258,7 +271,7 @@ public class SplitLayout extends ViewGroup {
 							if (hasSwitchChild) {
 								performHapticFeedback(HapticFeedbackConstants.VIRTUAL_KEY);
                                 hasSwitchChild = false;
-								Toast.makeText(getContext(), "恢复状态", Toast.LENGTH_SHORT).show();
+//								Toast.makeText(getContext(), "恢复状态", Toast.LENGTH_SHORT).show();
 								postInvalidate();
 							}
 						}
@@ -270,6 +283,7 @@ public class SplitLayout extends ViewGroup {
 								performHapticFeedback(HapticFeedbackConstants.DRAG_START);
 								mIsSwitching = true;
 								mIsSwitchStart = false;
+								postInvalidate(); // 开始进入切换左右位置的状态
 							} 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;
@@ -279,9 +293,7 @@ public class SplitLayout extends ViewGroup {
 				}
 				break;
 			case MotionEvent.ACTION_POINTER_UP:
-				if (hasSwitchChild) {
-					switchChildViewPosition();
-				}
+				switchChildViewPosition(hasSwitchChild);
 				hasSwitchChild = false;
 				mIsSwitching = false;
 				mIsSwitchStart = false;
@@ -302,6 +314,7 @@ public class SplitLayout extends ViewGroup {
 					mLastMotionX = x;
 					mLastMotionY = y;
 					mIsDragging = false;
+					postInvalidate();
 				}
 				break;
 			}
@@ -330,7 +343,7 @@ public class SplitLayout extends ViewGroup {
 		if (mOrientation == VERTICAL) {
 			return y >= (mSplitPosition - (mHandleSize*2)) && y <= (mSplitPosition + (mHandleSize*2));
 		} else {
-			return x >= (mSplitPosition - (mHandleSize*2)) && x <= (mSplitPosition + (mHandleSize*2));
+			return x >= (mSplitPosition - (mHandleSize*20)) && x <= (mSplitPosition + (mHandleSize*20));
 		}
 
 	}
@@ -373,12 +386,16 @@ 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);
+				if (splitIsShowSnapshotView) {
+					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);
+				if (splitIsShowSnapshotView) {
+					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),
@@ -502,14 +519,19 @@ public class SplitLayout extends ViewGroup {
 	}
 
 	// 切换两个子View的位置
-	public void switchChildViewPosition() {
+	public void switchChildViewPosition(boolean isReverse) {
 		checkChildren();
 		removeAllViews();
-		addView(mChild1);
-		addView(mChild0);
-		View tempView = mChild0;
-		mChild0 = mChild1;
-		mChild1 = tempView;
+		if (isReverse) {
+			addView(mChild1);
+			addView(mChild0);
+			View tempView = mChild0;
+			mChild0 = mChild1;
+			mChild1 = tempView;
+		} else {
+			addView(mChild0);
+			addView(mChild1);
+		}
 		requestLayout();
 	}
 
@@ -536,11 +558,22 @@ public class SplitLayout extends ViewGroup {
 					child0Rect.set((int) (mSplitPosition + mHandleSize / 2), 0, getWidth(), getHeight());
 				}
 			}
-			cachedCanvas.drawBitmap(cachedBitmapArray[0], null, child0Rect, null);
+			cachedCanvas.drawBitmap(cachedBitmapArray[0], new Rect(0,0, cachedBitmapArray[0].getWidth(), cachedBitmapArray[0].getHeight()), child0Rect, mPaint);
 			cachedCanvas.drawRect(child0Rect, mPaint);
-			cachedCanvas.drawBitmap(cachedBitmapArray[1], null, child1Rect, null);
+			cachedCanvas.drawBitmap(cachedBitmapArray[1], new Rect(0,0, cachedBitmapArray[1].getWidth(), cachedBitmapArray[1].getHeight()), child1Rect, mPaint);
 			cachedCanvas.drawRect(child1Rect, mPaint);
-			canvas.drawBitmap(cachedBitmap, 0, 0, null);
+			canvas.drawBitmap(cachedBitmap, 0, 0, mPaint);
 		}
 	}
+
+	/**
+	 * 设置子View的最小宽度
+	 * */
+	public int getmChildMinSize() {
+		return mChildMinSize;
+	}
+
+	public void setmChildMinSize(int mChildMinSize) {
+		this.mChildMinSize = mChildMinSize;
+	}
 }
diff --git a/automotive/src/main/java/com/mixiaoxiao/splitlayoutsample/SplitLayoutActivity.java b/automotive/src/main/java/com/mixiaoxiao/splitlayoutsample/SplitLayoutActivity.java
index 55b0229..b7cdde1 100644
--- a/automotive/src/main/java/com/mixiaoxiao/splitlayoutsample/SplitLayoutActivity.java
+++ b/automotive/src/main/java/com/mixiaoxiao/splitlayoutsample/SplitLayoutActivity.java
@@ -71,6 +71,6 @@ public class SplitLayoutActivity extends Activity {
 //		}
 
 		// 切换两个子View的显示位置
-		mHorizontalSplitLayout.switchChildViewPosition();
+		mHorizontalSplitLayout.switchChildViewPosition(true);
 	}
 }
diff --git a/automotive/src/main/res/layout/activity_split_layout.xml b/automotive/src/main/res/layout/activity_split_layout.xml
index aa03710..d5ad37b 100644
--- a/automotive/src/main/res/layout/activity_split_layout.xml
+++ b/automotive/src/main/res/layout/activity_split_layout.xml
@@ -46,6 +46,7 @@
         app:splitOrientation="horizontal">
         <LinearLayout
             android:id="@+id/layout_child0"
+            android:background="@color/material_yellow_500"
             android:layout_width="match_parent"
             android:layout_height="match_parent">
 
diff --git a/automotive/src/main/res/values/splitlayout.xml b/automotive/src/main/res/values/splitlayout.xml
index b8fa5fd..708e48d 100644
--- a/automotive/src/main/res/values/splitlayout.xml
+++ b/automotive/src/main/res/values/splitlayout.xml
@@ -15,5 +15,7 @@
         <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"/>
+        <!-- 拖动中间滑块时，是否动态修改快照图片的宽高 -->
+        <attr name="splitIsShowSnapshotView" format="boolean"/>
     </declare-styleable>
 </resources>