Centralize legacy video export bridge

src/legacy_document_export_services.cpp

@@ -4,6 +4,9 @@
 
 #include "app.h"
 
+#include <string>
+#include <thread>
+
 namespace pp::panopainter {
 namespace {
 
@@ -105,6 +108,65 @@ private:
     App& app_;
 };
 
+class LegacyDocumentVideoExportServices final : public pp::app::DocumentVideoExportServices {
+public:
+    LegacyDocumentVideoExportServices(App& app, bool asynchronous) noexcept
+        : app_(app)
+        , asynchronous_(asynchronous)
+    {
+    }
+
+    void export_animation_mp4(std::string_view path) override
+    {
+        auto* app = &app_;
+        auto path_string = std::string(path);
+        if (asynchronous_) {
+            Canvas::I->export_anim_mp4(path_string, [app, path_string] {
+                app->message_box("Export Animation", "Animation exported to: " + path_string);
+            });
+            return;
+        }
+
+        Canvas::I->export_anim_mp4(path_string, [app] {
+            app->message_box("Export Animation", "Animation exported successfully.");
+        });
+    }
+
+    void export_timelapse_mp4(std::string_view path) override
+    {
+        auto* app = &app_;
+        auto path_string = std::string(path);
+        if (asynchronous_) {
+            std::thread([app, path_string] {
+                BT_SetTerminate();
+                app->rec_export(path_string);
+                app->message_box("Export Timelapse", "Timelapse exported to: " + path_string);
+            }).detach();
+            return;
+        }
+
+        app->rec_export(path_string);
+    }
+
+    void show_animation_export_success(std::string_view path) override
+    {
+        (void)path;
+    }
+
+    void show_timelapse_export_success(std::string_view path) override
+    {
+        if (asynchronous_) {
+            (void)path;
+        } else {
+            app_.message_box("Export Timelapse", "Timelapse exported successfully.");
+        }
+    }
+
+private:
+    App& app_;
+    bool asynchronous_ = false;
+};
+
 } // namespace
 
 pp::foundation::Status execute_legacy_document_export_file(
@@ -149,4 +211,14 @@ pp::foundation::Status execute_legacy_document_export_cube_faces(
     return pp::app::execute_document_export_cube_faces(document_name, services);
 }
 
+pp::foundation::Status execute_legacy_document_video_export(
+    App& app,
+    pp::app::DocumentVideoExportKind kind,
+    std::string_view path,
+    bool asynchronous)
+{
+    LegacyDocumentVideoExportServices services(app, asynchronous);
+    return pp::app::execute_document_video_export(kind, path, services);
+}
+
 } // namespace pp::panopainter