Moved mouse delta code to be more async

include/libpdw/gui/canvas.hpp

@@ -40,8 +40,8 @@ public:
     bool m_bKeysInit = false;
     int m_iMouseX;
     int m_iMouseY;
-    int mouse_dx;
-    int mouse_dy;
+    [[deprecated]] int mouse_dx;
+    [[deprecated]] int mouse_dy;
     bool fake_scroll = false;
 
     glez::rgba GetColor();

include/libpdw/gui/listmenu/list.hpp

@@ -52,6 +52,7 @@ public:
     virtual void OnKeyPress(CatKey key, bool repeat) override;
     virtual void OnMouseEnter() override;
     virtual void OnMouseLeave() override;
+    virtual void OnMouseMove(std::pair<int, int>) override;
     virtual void Draw(int x, int y) override;
     virtual void Update() override;
     virtual void MoveChildren() override;

include/libpdw/gui/ncc/logo.hpp

@@ -30,7 +30,7 @@ public:
     Logo(IWidget*);
     virtual bool AlwaysVisible() override;
     virtual void Draw(int x, int y) override;
-    virtual void Update() override;
+    virtual void OnMouseMove(std::pair<int, int>) override;
     glez::texture texture;
 };
 

include/libpdw/gui/widgets/basecontainer.hpp

@@ -49,6 +49,7 @@ public:
     virtual void OnMouseLeave();
     virtual void OnMousePress();
     virtual void OnMouseRelease();
+    virtual void OnMouseMove(std::pair<int, int>);
     virtual void Update();
     virtual void HandleCustomEvent(std::string_view event);
 

include/libpdw/gui/widgets/basewidget.hpp

@@ -45,6 +45,7 @@ public:
     inline virtual void OnMouseLeave() { this->hover = false; }
     inline virtual void OnMousePress() { this->press = true; }
     inline virtual void OnMouseRelease() { this->press = false; }
+    inline virtual void OnMouseMove(std::pair<int, int>) { }
     inline virtual void OnKeyPress(CatKey key, bool repeat) {};
     inline virtual void OnKeyRelease(CatKey key) {};
     inline virtual void OnFocusGain() { this->focus = true; }

include/libpdw/gui/widgets/iwidget.hpp

@@ -48,6 +48,7 @@ public:
     virtual void OnMouseLeave() = 0;
     virtual void OnMousePress() = 0;
     virtual void OnMouseRelease() = 0;
+    virtual void OnMouseMove(std::pair<int, int>) = 0;
     virtual void OnKeyPress(CatKey key, bool repeat) = 0;
     virtual void OnKeyRelease(CatKey key) = 0;
     virtual void OnFocusGain() = 0;

include/libpdw/gui/widgets/titlebar.hpp

@@ -29,10 +29,8 @@ public:
     CTitleBar(IWidget* parent, std::string title);
 
     virtual void Draw(int x, int y);
+    virtual void OnMouseMove(std::pair<int, int>);
     virtual void Update();
 
     std::string m_strTitle;
-    int m_iDraggingStage;
-    int m_nLastX;
-    int m_nLastY;
 };

src/gui/canvas.cpp

@@ -152,8 +152,12 @@ void Canvas::Update() {
 
     auto nmouse = input::GetMouse();
 
-    mouse_dx = nmouse.first - m_iMouseX;
-    mouse_dy = nmouse.second - m_iMouseY;
+    {
+        auto mouse_delta = std::make_pair(nmouse.first - m_iMouseX, nmouse.second - m_iMouseY);
+        mouse_dx = mouse_delta.first, mouse_dy = mouse_delta.second;
+        if (mouse_delta.first || mouse_delta.second)
+            this->OnMouseMove(mouse_delta);
+    }
 
     m_iMouseX = nmouse.first;
     m_iMouseY = nmouse.second;

src/gui/listmenu/list.cpp

@@ -267,14 +267,17 @@ void List::SetParent(IWidget* parent) {
         root_list = this;
 }
 
-void List::Update() {
-    CBaseContainer::Update();
+void List::OnMouseMove(std::pair<int, int> delta) {
     if (IsPressed() && root_list == this) {
         const auto& offset = root_list->GetOffset();
-        root_list->SetOffset(offset.first + this->GetCanvas()->mouse_dx, offset.second + this->GetCanvas()->mouse_dy);
+        root_list->SetOffset(offset.first + delta.first, offset.second + delta.second);
     }
 }
 
+void List::Update() {
+    CBaseContainer::Update();
+}
+
 void List::MoveChildren() {
     int accy = 2;
     int j = 0;

src/gui/ncc/logo.cpp

@@ -44,11 +44,11 @@ void Logo::Draw(int x, int y) {
         glez::draw::rect_textured(x, y, embeded_logo_png_rgba.width, embeded_logo_png_rgba.height, this->GetCanvas()->GetColor(), this->texture, 0, 0, embeded_logo_png_rgba.width, embeded_logo_png_rgba.height, 0.0f);
 }
 
-void Logo::Update() {
+void Logo::OnMouseMove(std::pair<int, int> delta) {
     if (this->IsPressed()) {
         auto offset = GetOffset();
-        offset.first += this->GetCanvas()->mouse_dx;
-        offset.second += this->GetCanvas()->mouse_dy;
+        offset.first += delta.first;
+        offset.second += delta.second;
         SetOffset(offset.first, offset.second);
     }
 }

src/gui/widgets/basecontainer.cpp

@@ -185,6 +185,12 @@ void CBaseContainer::OnMouseRelease() {
         GetPressedChild()->OnMouseRelease();
 }
 
+void CBaseContainer::OnMouseMove(std::pair<int, int> delta) {
+    CBaseWidget::OnMouseMove(delta);
+    for (auto* i : this->m_children)
+        i->OnMouseMove(delta);
+}
+
 void CBaseContainer::PressOn(IWidget* child) {
     m_pPressedChild = child;
     if (child) {

src/gui/widgets/titlebar.cpp

@@ -26,9 +26,6 @@
 CTitleBar::CTitleBar(IWidget* parent, std::string title)
     : CBaseWidget("titlebar", parent) {
     m_strTitle = title;
-    m_iDraggingStage = 0;
-    m_nLastX = 0;
-    m_nLastY = 0;
     SetPositionMode(ABSOLUTE);
 }
 
@@ -40,23 +37,16 @@ void CTitleBar::Draw(int x, int y) {
     glez::draw::string(x + (size.first - l) / 2, y + TITLEBAR_PADDING_H, m_strTitle, this->GetCanvas()->GetFont(), glez::color::white, nullptr, nullptr);
 }
 
+void CTitleBar::OnMouseMove(std::pair<int, int> delta) {
+    if (this->IsPressed()) {
+        auto offset = GetParent()->GetOffset();
+        GetParent()->SetOffset(offset.first + delta.first, offset.second + delta.second);
+    }
+}
+
 void CTitleBar::Update() {
     auto psize = GetParent()->GetSize();
     float l, h;
     this->GetCanvas()->GetFont().stringSize(m_strTitle, &l, &h);
     SetSize(psize.first, 2 * TITLEBAR_PADDING_H + h);
-    if (!IsPressed()) {
-        m_iDraggingStage = 0;
-        return;
-    }
-    if (m_iDraggingStage == 0) {
-        m_iDraggingStage = 1;
-    } else {
-        int dx = this->GetCanvas()->m_iMouseX - m_nLastX;
-        int dy = this->GetCanvas()->m_iMouseY - m_nLastY;
-        auto offset = GetParent()->GetOffset();
-        GetParent()->SetOffset(offset.first + dx, offset.second + dy);
-    }
-    m_nLastX = this->GetCanvas()->m_iMouseX;
-    m_nLastY = this->GetCanvas()->m_iMouseY;
 }