Centralize legacy document canvas bridge

src/app_dialogs.cpp

@@ -5,6 +5,8 @@
 #include "app_core/document_resize.h"
 #include "app_core/document_export.h"
 #include "app_core/document_session.h"
+#include "legacy_document_canvas_services.h"
+#include "legacy_history_services.h"
 #include "settings.h"
 #include "node_dialog_open.h"
 #include "node_dialog_browse.h"
@@ -282,7 +284,7 @@ void App::dialog_newdoc()
                 canvas->m_canvas->m_layers.clear();
                 canvas->m_canvas->resize(plan.resolution, plan.resolution);
                 canvas->reset_camera();
-                ActionManager::clear();
+                pp::panopainter::clear_legacy_history();
 
                 layers->add_layer("Default", false, true);
 
@@ -622,33 +624,6 @@ void App::dialog_export_depth()
 
 void App::dialog_resize()
 {
-    class LegacyDocumentResizeServices final : public pp::app::DocumentResizeServices {
-    public:
-        explicit LegacyDocumentResizeServices(App& app) noexcept
-            : app_(app)
-        {
-        }
-
-        void resize_document(int width, int height) override
-        {
-            if (app_.canvas)
-                app_.canvas->m_canvas->resize(width, height);
-        }
-
-        void update_title() override
-        {
-            app_.title_update();
-        }
-
-        void clear_history() override
-        {
-            ActionManager::clear();
-        }
-
-    private:
-        App& app_;
-    };
-
     auto dialog = std::make_shared<NodeDialogResize>();
     dialog->set_manager(&layout);
     dialog->init();
@@ -666,8 +641,7 @@ void App::dialog_resize()
             dialog->destroy();
             return;
         }
-        LegacyDocumentResizeServices services(*this);
-        const auto status = pp::app::execute_document_resize_plan(plan.value(), services);
+        const auto status = pp::panopainter::execute_legacy_document_resize_plan(*this, plan.value());
         if (!status.ok())
             LOG("Document resize failed: %s", status.message);
         dialog->destroy();