diff --git a/src/openrct2-ui/UiContext.cpp b/src/openrct2-ui/UiContext.cpp
index dc7a3b6a5891..0b047363f23d 100644
--- a/src/openrct2-ui/UiContext.cpp
+++ b/src/openrct2-ui/UiContext.cpp
@@ -554,7 +554,7 @@ class UiContext final : public IUiContext
                         if (abs(gesturePixels) > tolerance)
                         {
                             _gestureRadius = 0;
-                            MainWindowZoom(gesturePixels > 0, true);
+                            Windows::MainWindowZoom(gesturePixels > 0, true);
                         }
                     }
                     break;
diff --git a/src/openrct2-ui/interface/Window.cpp b/src/openrct2-ui/interface/Window.cpp
index eb7880937594..a16b2088d15b 100644
--- a/src/openrct2-ui/interface/Window.cpp
+++ b/src/openrct2-ui/interface/Window.cpp
@@ -17,6 +17,7 @@
 #include <algorithm>
 #include <openrct2-ui/windows/Window.h>
 #include <openrct2/Context.h>
+#include <openrct2/GameState.h>
 #include <openrct2/Input.h>
 #include <openrct2/OpenRCT2.h>
 #include <openrct2/audio/audio.h>
@@ -318,9 +319,9 @@ static void WindowViewportWheelInput(WindowBase& w, int32_t wheel)
         return;
 
     if (wheel < 0)
-        WindowZoomIn(w, true);
+        Windows::WindowZoomIn(w, true);
     else if (wheel > 0)
-        WindowZoomOut(w, true);
+        Windows::WindowZoomOut(w, true);
 }
 
 static bool isSpinnerGroup(WindowBase& w, WidgetIndex index, WindowWidgetType buttonType)
@@ -481,48 +482,6 @@ void ApplyScreenSaverLockSetting()
     Config::Get().general.DisableScreensaver ? SDL_DisableScreenSaver() : SDL_EnableScreenSaver();
 }
 
-/**
- *
- *  rct2: 0x006EB15C
- */
-void WindowDrawWidgets(WindowBase& w, DrawPixelInfo& dpi)
-{
-    Widget* widget;
-    WidgetIndex widgetIndex;
-
-    if ((w.flags & WF_TRANSPARENT) && !(w.flags & WF_NO_BACKGROUND))
-        GfxFilterRect(
-            dpi, { w.windowPos, w.windowPos + ScreenCoordsXY{ w.width - 1, w.height - 1 } }, FilterPaletteID::Palette51);
-
-    // todo: some code missing here? Between 006EB18C and 006EB260
-
-    widgetIndex = 0;
-    for (widget = w.widgets; widget->type != WindowWidgetType::Last; widget++)
-    {
-        if (widget->IsVisible())
-        {
-            // Check if widget is outside the draw region
-            if (w.windowPos.x + widget->left < dpi.x + dpi.width && w.windowPos.x + widget->right >= dpi.x)
-            {
-                if (w.windowPos.y + widget->top < dpi.y + dpi.height && w.windowPos.y + widget->bottom >= dpi.y)
-                {
-                    w.OnDrawWidget(widgetIndex, dpi);
-                }
-            }
-        }
-        widgetIndex++;
-    }
-
-    // todo: something missing here too? Between 006EC32B and 006EC369
-
-    if (w.flags & WF_WHITE_BORDER_MASK)
-    {
-        GfxFillRectInset(
-            dpi, { w.windowPos, w.windowPos + ScreenCoordsXY{ w.width - 1, w.height - 1 } }, { COLOUR_WHITE },
-            INSET_RECT_FLAG_FILL_NONE);
-    }
-}
-
 /**
  *
  *  rct2: 0x006EA776
@@ -543,9 +502,21 @@ static void WindowInvalidatePressedImageButton(const WindowBase& w)
     }
 }
 
+void Window::ScrollToViewport()
+{
+    if (viewport == nullptr || !focus.has_value())
+        return;
+
+    CoordsXYZ newCoords = focus.value().GetPos();
+
+    auto mainWindow = WindowGetMain();
+    if (mainWindow != nullptr)
+        WindowScrollToLocation(*mainWindow, newCoords);
+}
+
 void Window::OnDraw(DrawPixelInfo& dpi)
 {
-    WindowDrawWidgets(*this, dpi);
+    Windows::WindowDrawWidgets(*this, dpi);
 }
 
 void Window::OnDrawWidget(WidgetIndex widgetIndex, DrawPixelInfo& dpi)
@@ -605,7 +576,7 @@ void Window::SetCheckboxValue(WidgetIndex widgetIndex, bool value)
 
 void Window::DrawWidgets(DrawPixelInfo& dpi)
 {
-    WindowDrawWidgets(*this, dpi);
+    Windows::WindowDrawWidgets(*this, dpi);
 }
 
 void Window::Close()
@@ -658,6 +629,69 @@ void Window::TextInputOpen(
         this, callWidget, title, description, descriptionArgs, existingText, existingArgs, maxLength);
 }
 
+void Window::ResizeFrame()
+{
+    // Frame
+    widgets[0].right = width - 1;
+    widgets[0].bottom = height - 1;
+    // Title
+    widgets[1].right = width - 2;
+    // Close button
+    if (Config::Get().interface.WindowButtonsOnTheLeft)
+    {
+        widgets[2].left = 2;
+        widgets[2].right = 2 + kCloseButtonWidth;
+    }
+    else
+    {
+        widgets[2].left = width - 3 - kCloseButtonWidth;
+        widgets[2].right = width - 3;
+    }
+}
+
+void Window::ResizeFrameWithPage()
+{
+    ResizeFrame();
+    // Page background
+    widgets[3].right = width - 1;
+    widgets[3].bottom = height - 1;
+}
+
+void Window::ResizeSpinner(WidgetIndex widgetIndex, const ScreenCoordsXY& origin, const ScreenSize& size)
+{
+    auto right = origin.x + size.width - 1;
+    auto bottom = origin.y + size.height - 1;
+    widgets[widgetIndex].left = origin.x;
+    widgets[widgetIndex].top = origin.y;
+    widgets[widgetIndex].right = right;
+    widgets[widgetIndex].bottom = bottom;
+
+    widgets[widgetIndex + 1].left = right - size.height; // subtract height to maintain aspect ratio
+    widgets[widgetIndex + 1].top = origin.y + 1;
+    widgets[widgetIndex + 1].right = right - 1;
+    widgets[widgetIndex + 1].bottom = bottom - 1;
+
+    widgets[widgetIndex + 2].left = right - size.height * 2;
+    widgets[widgetIndex + 2].top = origin.y + 1;
+    widgets[widgetIndex + 2].right = right - size.height - 1;
+    widgets[widgetIndex + 2].bottom = bottom - 1;
+}
+
+void Window::ResizeDropdown(WidgetIndex widgetIndex, const ScreenCoordsXY& origin, const ScreenSize& size)
+{
+    auto right = origin.x + size.width - 1;
+    auto bottom = origin.y + size.height - 1;
+    widgets[widgetIndex].left = origin.x;
+    widgets[widgetIndex].top = origin.y;
+    widgets[widgetIndex].right = right;
+    widgets[widgetIndex].bottom = bottom;
+
+    widgets[widgetIndex + 1].left = right - size.height + 1; // subtract height to maintain aspect ratio
+    widgets[widgetIndex + 1].top = origin.y + 1;
+    widgets[widgetIndex + 1].right = right - 1;
+    widgets[widgetIndex + 1].bottom = bottom - 1;
+}
+
 void WindowAlignTabs(WindowBase* w, WidgetIndex start_tab_id, WidgetIndex end_tab_id)
 {
     int32_t i, x = w->widgets[start_tab_id].left;
@@ -1255,4 +1289,98 @@ namespace OpenRCT2::Ui::Windows
             w->OnResize();
         });
     }
+
+    /**
+     *
+     *  rct2: 0x00685BE1
+     *
+     * @param dpi (edi)
+     * @param w (esi)
+     */
+    void WindowDrawViewport(DrawPixelInfo& dpi, WindowBase& w)
+    {
+        ViewportRender(dpi, w.viewport, { { dpi.x, dpi.y }, { dpi.x + dpi.width, dpi.y + dpi.height } });
+    }
+
+    /**
+     *
+     *  rct2: 0x006EB15C
+     */
+    void WindowDrawWidgets(WindowBase& w, DrawPixelInfo& dpi)
+    {
+        Widget* widget;
+        WidgetIndex widgetIndex;
+
+        if ((w.flags & WF_TRANSPARENT) && !(w.flags & WF_NO_BACKGROUND))
+            GfxFilterRect(
+                dpi, { w.windowPos, w.windowPos + ScreenCoordsXY{ w.width - 1, w.height - 1 } }, FilterPaletteID::Palette51);
+
+        // todo: some code missing here? Between 006EB18C and 006EB260
+
+        widgetIndex = 0;
+        for (widget = w.widgets; widget->type != WindowWidgetType::Last; widget++)
+        {
+            if (widget->IsVisible())
+            {
+                // Check if widget is outside the draw region
+                if (w.windowPos.x + widget->left < dpi.x + dpi.width && w.windowPos.x + widget->right >= dpi.x)
+                {
+                    if (w.windowPos.y + widget->top < dpi.y + dpi.height && w.windowPos.y + widget->bottom >= dpi.y)
+                    {
+                        w.OnDrawWidget(widgetIndex, dpi);
+                    }
+                }
+            }
+            widgetIndex++;
+        }
+
+        // todo: something missing here too? Between 006EC32B and 006EC369
+
+        if (w.flags & WF_WHITE_BORDER_MASK)
+        {
+            GfxFillRectInset(
+                dpi, { w.windowPos, w.windowPos + ScreenCoordsXY{ w.width - 1, w.height - 1 } }, { COLOUR_WHITE },
+                INSET_RECT_FLAG_FILL_NONE);
+        }
+    }
+
+    /**
+     *
+     *  rct2: 0x006887A6
+     */
+    void WindowZoomIn(WindowBase& w, bool atCursor)
+    {
+        WindowZoomSet(w, w.viewport->zoom - 1, atCursor);
+    }
+
+    /**
+     *
+     *  rct2: 0x006887E0
+     */
+    void WindowZoomOut(WindowBase& w, bool atCursor)
+    {
+        WindowZoomSet(w, w.viewport->zoom + 1, atCursor);
+    }
+
+    void MainWindowZoom(bool zoomIn, bool atCursor)
+    {
+        auto* mainWindow = WindowGetMain();
+        if (mainWindow == nullptr)
+            return;
+
+        if (gScreenFlags & SCREEN_FLAGS_TITLE_DEMO)
+            return;
+
+        if (gScreenFlags & SCREEN_FLAGS_SCENARIO_EDITOR && GetGameState().EditorStep != EditorStep::LandscapeEditor)
+            return;
+
+        if (gScreenFlags & SCREEN_FLAGS_TRACK_MANAGER)
+            return;
+
+        if (zoomIn)
+            WindowZoomIn(*mainWindow, atCursor);
+        else
+            WindowZoomOut(*mainWindow, atCursor);
+    }
+
 } // namespace OpenRCT2::Ui::Windows
diff --git a/src/openrct2-ui/interface/Window.h b/src/openrct2-ui/interface/Window.h
index 34cc30ef2d57..fc6ca7893d0f 100644
--- a/src/openrct2-ui/interface/Window.h
+++ b/src/openrct2-ui/interface/Window.h
@@ -19,6 +19,7 @@ struct Window : WindowBase
     virtual void OnDraw(DrawPixelInfo& dpi) override;
     virtual void OnDrawWidget(WidgetIndex widgetIndex, DrawPixelInfo& dpi) override;
 
+    void ScrollToViewport();
     void InitScrollWidgets();
     void InvalidateWidget(WidgetIndex widgetIndex);
     bool IsWidgetDisabled(WidgetIndex widgetIndex) const;
@@ -36,6 +37,12 @@ struct Window : WindowBase
     void TextInputOpen(
         WidgetIndex callWidget, StringId title, StringId description, const Formatter& descriptionArgs, StringId existingText,
         uintptr_t existingArgs, int32_t maxLength);
+
+    void ResizeFrame();
+    void ResizeFrameWithPage();
+
+    void ResizeSpinner(WidgetIndex widgetIndex, const ScreenCoordsXY& origin, const ScreenSize& size);
+    void ResizeDropdown(WidgetIndex widgetIndex, const ScreenCoordsXY& origin, const ScreenSize& size);
 };
 
 void WindowAllWheelInput();
@@ -136,4 +143,11 @@ namespace OpenRCT2::Ui::Windows
     bool WindowCanResize(const WindowBase& w);
 
     void InvalidateAllWindowsAfterInput();
+
+    void WindowDrawWidgets(WindowBase& w, DrawPixelInfo& dpi);
+    void WindowDrawViewport(DrawPixelInfo& dpi, WindowBase& w);
+
+    void WindowZoomIn(WindowBase& w, bool atCursor);
+    void WindowZoomOut(WindowBase& w, bool atCursor);
+    void MainWindowZoom(bool zoomIn, bool atCursor);
 } // namespace OpenRCT2::Ui::Windows
diff --git a/src/openrct2/interface/Window.cpp b/src/openrct2/interface/Window.cpp
index 122c7d7e62f8..dcd3dc2b21b0 100644
--- a/src/openrct2/interface/Window.cpp
+++ b/src/openrct2/interface/Window.cpp
@@ -960,45 +960,6 @@ void WindowZoomSet(WindowBase& w, ZoomLevel zoomLevel, bool atCursor)
     w.Invalidate();
 }
 
-/**
- *
- *  rct2: 0x006887A6
- */
-void WindowZoomIn(WindowBase& w, bool atCursor)
-{
-    WindowZoomSet(w, w.viewport->zoom - 1, atCursor);
-}
-
-/**
- *
- *  rct2: 0x006887E0
- */
-void WindowZoomOut(WindowBase& w, bool atCursor)
-{
-    WindowZoomSet(w, w.viewport->zoom + 1, atCursor);
-}
-
-void MainWindowZoom(bool zoomIn, bool atCursor)
-{
-    auto* mainWindow = WindowGetMain();
-    if (mainWindow == nullptr)
-        return;
-
-    if (gScreenFlags & SCREEN_FLAGS_TITLE_DEMO)
-        return;
-
-    if (gScreenFlags & SCREEN_FLAGS_SCENARIO_EDITOR && GetGameState().EditorStep != EditorStep::LandscapeEditor)
-        return;
-
-    if (gScreenFlags & SCREEN_FLAGS_TRACK_MANAGER)
-        return;
-
-    if (zoomIn)
-        WindowZoomIn(*mainWindow, atCursor);
-    else
-        WindowZoomOut(*mainWindow, atCursor);
-}
-
 /**
  * Splits a drawing of a window into regions that can be seen and are not hidden
  * by other opaque overlapping windows.
@@ -1142,18 +1103,6 @@ static void WindowDrawSingle(DrawPixelInfo& dpi, WindowBase& w, int32_t left, in
     w.OnDraw(copy);
 }
 
-/**
- *
- *  rct2: 0x00685BE1
- *
- * @param dpi (edi)
- * @param w (esi)
- */
-void WindowDrawViewport(DrawPixelInfo& dpi, WindowBase& w)
-{
-    ViewportRender(dpi, w.viewport, { { dpi.x, dpi.y }, { dpi.x + dpi.width, dpi.y + dpi.height } });
-}
-
 /**
  *
  *  rct2: 0x006EE212
@@ -1481,66 +1430,3 @@ Viewport* WindowGetViewport(WindowBase* w)
 
     return w->viewport;
 }
-
-void WindowBase::ResizeFrame()
-{
-    // Frame
-    widgets[0].right = width - 1;
-    widgets[0].bottom = height - 1;
-    // Title
-    widgets[1].right = width - 2;
-    // Close button
-    if (Config::Get().interface.WindowButtonsOnTheLeft)
-    {
-        widgets[2].left = 2;
-        widgets[2].right = 2 + kCloseButtonWidth;
-    }
-    else
-    {
-        widgets[2].left = width - 3 - kCloseButtonWidth;
-        widgets[2].right = width - 3;
-    }
-}
-
-void WindowBase::ResizeFrameWithPage()
-{
-    ResizeFrame();
-    // Page background
-    widgets[3].right = width - 1;
-    widgets[3].bottom = height - 1;
-}
-
-void WindowBase::ResizeSpinner(WidgetIndex widgetIndex, const ScreenCoordsXY& origin, const ScreenSize& size)
-{
-    auto right = origin.x + size.width - 1;
-    auto bottom = origin.y + size.height - 1;
-    widgets[widgetIndex].left = origin.x;
-    widgets[widgetIndex].top = origin.y;
-    widgets[widgetIndex].right = right;
-    widgets[widgetIndex].bottom = bottom;
-
-    widgets[widgetIndex + 1].left = right - size.height; // subtract height to maintain aspect ratio
-    widgets[widgetIndex + 1].top = origin.y + 1;
-    widgets[widgetIndex + 1].right = right - 1;
-    widgets[widgetIndex + 1].bottom = bottom - 1;
-
-    widgets[widgetIndex + 2].left = right - size.height * 2;
-    widgets[widgetIndex + 2].top = origin.y + 1;
-    widgets[widgetIndex + 2].right = right - size.height - 1;
-    widgets[widgetIndex + 2].bottom = bottom - 1;
-}
-
-void WindowBase::ResizeDropdown(WidgetIndex widgetIndex, const ScreenCoordsXY& origin, const ScreenSize& size)
-{
-    auto right = origin.x + size.width - 1;
-    auto bottom = origin.y + size.height - 1;
-    widgets[widgetIndex].left = origin.x;
-    widgets[widgetIndex].top = origin.y;
-    widgets[widgetIndex].right = right;
-    widgets[widgetIndex].bottom = bottom;
-
-    widgets[widgetIndex + 1].left = right - size.height + 1; // subtract height to maintain aspect ratio
-    widgets[widgetIndex + 1].top = origin.y + 1;
-    widgets[widgetIndex + 1].right = right - 1;
-    widgets[widgetIndex + 1].bottom = bottom - 1;
-}
diff --git a/src/openrct2/interface/Window.h b/src/openrct2/interface/Window.h
index 7c4f795c1a04..77046016d4a9 100644
--- a/src/openrct2/interface/Window.h
+++ b/src/openrct2/interface/Window.h
@@ -540,14 +540,9 @@ void WindowViewportGetMapCoordsByCursor(
 void WindowViewportCentreTileAroundCursor(WindowBase& w, int32_t map_x, int32_t map_y, int32_t offset_x, int32_t offset_y);
 void WindowCheckAllValidZoom();
 void WindowZoomSet(WindowBase& w, ZoomLevel zoomLevel, bool atCursor);
-void WindowZoomIn(WindowBase& w, bool atCursor);
-void WindowZoomOut(WindowBase& w, bool atCursor);
-void MainWindowZoom(bool zoomIn, bool atCursor);
 
 void WindowDrawAll(DrawPixelInfo& dpi, int32_t left, int32_t top, int32_t right, int32_t bottom);
 void WindowDraw(DrawPixelInfo& dpi, WindowBase& w, int32_t left, int32_t top, int32_t right, int32_t bottom);
-void WindowDrawWidgets(WindowBase& w, DrawPixelInfo& dpi);
-void WindowDrawViewport(DrawPixelInfo& dpi, WindowBase& w);
 
 bool ToolSet(const WindowBase& w, WidgetIndex widgetIndex, Tool tool);
 void ToolCancel();
diff --git a/src/openrct2/interface/Window_internal.cpp b/src/openrct2/interface/Window_internal.cpp
index d5fb3d388873..fce2f839853b 100644
--- a/src/openrct2/interface/Window_internal.cpp
+++ b/src/openrct2/interface/Window_internal.cpp
@@ -11,18 +11,6 @@ void WindowBase::SetLocation(const CoordsXYZ& coords)
     flags &= ~WF_SCROLLING_TO_LOCATION;
 }
 
-void WindowBase::ScrollToViewport()
-{
-    if (viewport == nullptr || !focus.has_value())
-        return;
-
-    CoordsXYZ newCoords = focus.value().GetPos();
-
-    auto mainWindow = WindowGetMain();
-    if (mainWindow != nullptr)
-        WindowScrollToLocation(*mainWindow, newCoords);
-}
-
 void WindowBase::Invalidate()
 {
     GfxSetDirtyBlocks({ windowPos, windowPos + ScreenCoordsXY{ width, height } });
diff --git a/src/openrct2/interface/Window_internal.h b/src/openrct2/interface/Window_internal.h
index c7770bbe29ae..2d444929c7fb 100644
--- a/src/openrct2/interface/Window_internal.h
+++ b/src/openrct2/interface/Window_internal.h
@@ -71,7 +71,6 @@ struct WindowBase
     EntityId viewport_smart_follow_sprite{ EntityId::GetNull() }; // Handles setting viewport target sprite etc
 
     void SetLocation(const CoordsXYZ& coords);
-    void ScrollToViewport();
     void Invalidate();
     void RemoveViewport();
 
@@ -166,12 +165,6 @@ struct WindowBase
     virtual void OnLanguageChange()
     {
     }
-
-    void ResizeFrame();
-    void ResizeFrameWithPage();
-
-    void ResizeSpinner(WidgetIndex widgetIndex, const ScreenCoordsXY& origin, const ScreenSize& size);
-    void ResizeDropdown(WidgetIndex widgetIndex, const ScreenCoordsXY& origin, const ScreenSize& size);
 };
 
 #ifdef __WARN_SUGGEST_FINAL_METHODS__