diff --git a/src/kiwano/2d/Button.cpp b/src/kiwano/2d/Button.cpp
index 6f1dccf1..519b88f4 100644
--- a/src/kiwano/2d/Button.cpp
+++ b/src/kiwano/2d/Button.cpp
@@ -55,11 +55,6 @@ void Button::SetPressedCallback(const Callback& func)
     pressed_callback_ = func;
 }
 
-void Button::SetReleasedCallback(const Callback& func)
-{
-    released_callback_ = func;
-}
-
 void Button::SetMouseOverCallback(const Callback& func)
 {
     mouse_over_callback_ = func;
@@ -87,12 +82,7 @@ void Button::SetStatus(Status status)
         {
             Window::GetInstance().SetCursor(CursorType::Hand);
 
-            if (old_status == Status::Pressed)
-            {
-                if (released_callback_)
-                    released_callback_(this);
-            }
-            else
+            if (old_status != Status::Pressed)
             {
                 if (mouse_over_callback_)
                     mouse_over_callback_(this);
@@ -141,16 +131,21 @@ void Button::UpdateStatus(Event* evt)
     }
 }
 
+void Button::BindActor(Actor* actor)
+{
+    actor->SetResponsible(true);
+
+    EventListener::Callback handler = Closure(this, &Button::UpdateStatus);
+    actor->AddListener<MouseHoverEvent>(handler);
+    actor->AddListener<MouseOutEvent>(handler);
+    actor->AddListener<MouseDownEvent>(handler);
+    actor->AddListener<MouseUpEvent>(handler);
+    actor->AddListener<MouseClickEvent>(handler);
+}
+
 SpriteButton::SpriteButton()
 {
-    SetResponsible(true);
-
-    EventListener::Callback handler = Closure(this, &SpriteButton::UpdateStatus);
-    AddListener<MouseHoverEvent>(handler);
-    AddListener<MouseOutEvent>(handler);
-    AddListener<MouseDownEvent>(handler);
-    AddListener<MouseUpEvent>(handler);
-    AddListener<MouseClickEvent>(handler);
+    BindActor(this);
 }
 
 SpriteButtonPtr SpriteButton::Create(Callback const& click)
@@ -179,14 +174,7 @@ SpriteButtonPtr SpriteButton::Create(Callback const& click, Callback const& pres
 
 TextButton::TextButton()
 {
-    SetResponsible(true);
-
-    EventListener::Callback handler = Closure(this, &TextButton::UpdateStatus);
-    AddListener<MouseHoverEvent>(handler);
-    AddListener<MouseOutEvent>(handler);
-    AddListener<MouseDownEvent>(handler);
-    AddListener<MouseUpEvent>(handler);
-    AddListener<MouseClickEvent>(handler);
+    BindActor(this);
 }
 
 TextButtonPtr TextButton::Create(Callback const& click)
diff --git a/src/kiwano/2d/Button.h b/src/kiwano/2d/Button.h
index 5746e0ed..e1ebc063 100644
--- a/src/kiwano/2d/Button.h
+++ b/src/kiwano/2d/Button.h
@@ -59,10 +59,6 @@ public:
     /// @brief 设置按钮被按下时的回调函数
     void SetPressedCallback(const Callback& func);
 
-    /// \~chinese
-    /// @brief 设置按钮被抬起时的回调函数
-    void SetReleasedCallback(const Callback& func);
-
     /// \~chinese
     /// @brief 设置鼠标移入按钮时的回调函数
     void SetMouseOverCallback(const Callback& func);
@@ -93,12 +89,15 @@ protected:
     /// @brief 更新按钮状态
     void UpdateStatus(Event* evt);
 
+    /// \~chinese
+    /// @brief 绑定到角色
+    void BindActor(Actor* actor);
+
 private:
     bool     enabled_;
     Status   status_;
     Callback click_callback_;
     Callback pressed_callback_;
-    Callback released_callback_;
     Callback mouse_over_callback_;
     Callback mouse_out_callback_;
 };
@@ -149,4 +148,5 @@ public:
     /// @param mouse_out 按钮移出回调函数
     static TextButtonPtr Create(Callback const& click, Callback const& pressed, Callback const& mouse_over, Callback const& mouse_out);
 };
+
 }  // namespace kiwano
diff --git a/src/kiwano/2d/Sprite.cpp b/src/kiwano/2d/Sprite.cpp
index b6080fb9..1cf477cd 100644
--- a/src/kiwano/2d/Sprite.cpp
+++ b/src/kiwano/2d/Sprite.cpp
@@ -56,27 +56,47 @@ SpritePtr Sprite::Create(FramePtr frame)
     return ptr;
 }
 
+SpritePtr Sprite::Create(String const& file_path, const Rect& crop_rect)
+{
+    SpritePtr ptr = Sprite::Create(file_path);
+    if (ptr)
+    {
+        ptr->SetCropRect(crop_rect);
+    }
+    return ptr;
+}
+
+SpritePtr Sprite::Create(Resource const& res, const Rect& crop_rect)
+{
+    SpritePtr ptr = Sprite::Create(res);
+    if (ptr)
+    {
+        ptr->SetCropRect(crop_rect);
+    }
+    return ptr;
+}
+
 Sprite::Sprite() {}
 
 Sprite::~Sprite() {}
 
-bool Sprite::Load(String const& file_path)
+bool Sprite::Load(String const& file_path, bool autoresize)
 {
-    FramePtr frame = new (std::nothrow) Frame;
-    if (frame->Load(file_path))
+    FramePtr frame = Frame::Create(file_path);
+    if (frame)
     {
-        SetFrame(frame);
+        SetFrame(frame, autoresize);
         return true;
     }
     return false;
 }
 
-bool Sprite::Load(Resource const& res)
+bool Sprite::Load(Resource const& res, bool autoresize)
 {
-    FramePtr frame = new (std::nothrow) Frame;
-    if (frame->Load(res))
+    FramePtr frame = Frame::Create(res);
+    if (frame)
     {
-        SetFrame(frame);
+        SetFrame(frame, autoresize);
         return true;
     }
     return false;
@@ -91,12 +111,12 @@ void Sprite::SetCropRect(const Rect& crop_rect)
     }
 }
 
-void Sprite::SetFrame(FramePtr frame)
+void Sprite::SetFrame(FramePtr frame, bool autoresize)
 {
     if (frame_ != frame)
     {
         frame_ = frame;
-        if (frame_)
+        if (frame_ && autoresize)
         {
             SetSize(Size{ frame_->GetWidth(), frame_->GetHeight() });
         }
diff --git a/src/kiwano/2d/Sprite.h b/src/kiwano/2d/Sprite.h
index 08784310..410b560c 100644
--- a/src/kiwano/2d/Sprite.h
+++ b/src/kiwano/2d/Sprite.h
@@ -53,6 +53,18 @@ public:
     /// @param frame 图像帧
     static SpritePtr Create(FramePtr frame);
 
+    /// \~chinese
+    /// @brief 创建精灵
+    /// @param file_path 本地图片路径
+    /// @param crop_rect 裁剪矩形
+    static SpritePtr Create(String const& file_path, const Rect& crop_rect);
+
+    /// \~chinese
+    /// @brief 创建精灵
+    /// @param res 图片资源
+    /// @param crop_rect 裁剪矩形
+    static SpritePtr Create(Resource const& res, const Rect& crop_rect);
+
     Sprite();
 
     virtual ~Sprite();
@@ -60,12 +72,14 @@ public:
     /// \~chinese
     /// @brief 加载本地图片
     /// @param file_path 本地图片路径
-    bool Load(String const& file_path);
+    /// @param[in] autoresize 是否自动调整自身大小为图像大小
+    bool Load(String const& file_path, bool autoresize = true);
 
     /// \~chinese
     /// @brief 加载图像资源
     /// @param res 图片资源
-    bool Load(Resource const& res);
+    /// @param[in] autoresize 是否自动调整自身大小为图像大小
+    bool Load(Resource const& res, bool autoresize = true);
 
     /// \~chinese
     /// @brief 使用矩形区域裁剪精灵
@@ -79,7 +93,8 @@ public:
     /// \~chinese
     /// @brief 设置图像帧
     /// @param[in] frame 图像帧
-    void SetFrame(FramePtr frame);
+    /// @param[in] autoresize 是否自动调整自身大小为图像大小
+    void SetFrame(FramePtr frame, bool autoresize = true);
 
     void OnRender(RenderContext& ctx) override;