Update volume identified by ObjectID

(NOT VolumePtr which could invalidate by deleting volume)

src/slic3r/GUI/Gizmos/GLGizmoEmboss.cpp

@@ -69,6 +69,7 @@ GLGizmoEmboss::GLGizmoEmboss(GLCanvas3D &parent)
     , m_is_initialized(false) // initialize on first opening gizmo
     , m_rotate_gizmo(parent, GLGizmoRotate::Axis::Z) // grab id = 2 (Z axis)
     , m_font_manager(m_imgui->get_glyph_ranges())
+    , m_update_job_cancel(std::make_shared<bool>(false))
 {
     m_rotate_gizmo.set_group_id(0);
     // TODO: add suggestion to use https://fontawesome.com/
@@ -732,12 +733,18 @@ bool GLGizmoEmboss::process()
     // exist loaded font?
     Emboss::FontFileWithCache font = m_font_manager.get_font().font_file_with_cache;
     if (!font.has_value()) return false;
-    auto data = std::make_unique<EmbossDataUpdate>(font,
-                                             create_configuration(),
-                                             create_volume_name(), m_volume);
-        
     auto &worker = wxGetApp().plater()->get_ui_job_worker();
-    replace_job(worker, std::make_unique<EmbossUpdateJob>(std::move(data)));
+    // cancel must be befor create new data
+    
+    *m_update_job_cancel = true; // set old job to cancel
+    m_update_job_cancel = std::make_shared<bool>(false); // create new shared ptr
+
+    // IMPROVE: Cancel only EmbossUpdateJob no others
+    worker.cancel();
+    auto data = std::make_unique<EmbossDataUpdate>(
+        font, create_configuration(), create_volume_name(), 
+        m_volume->id(), m_update_job_cancel);
+    queue_job(worker, std::make_unique<EmbossUpdateJob>(std::move(data)));
     
     // notification is removed befor object is changed by job
     remove_notification_not_valid_font();

src/slic3r/GUI/Gizmos/GLGizmoEmboss.hpp

@@ -202,11 +202,11 @@ private:
     void fill_stored_font_items();
     void select_stored_font_item();
 
-    //FontList m_font_list;    
-    //size_t   m_font_selected;// index to m_font_list
-    
     std::string m_text;
 
+    // cancel for previous update of volume to cancel finalize part
+    std::shared_ptr<bool> m_update_job_cancel;
+
     // actual volume
     ModelVolume *m_volume; 
 

src/slic3r/GUI/Jobs/EmbossJob.cpp

@@ -66,7 +66,7 @@ void EmbossUpdateJob::process(Ctl &ctl)
 
 void EmbossUpdateJob::finalize(bool canceled, std::exception_ptr &)
 {
-    if (canceled) return;
+    if (canceled || *m_input->cancel) return;
 
     // for sure that some object is created from shape
     if (m_result.its.indices.empty()) return;
@@ -80,24 +80,21 @@ void EmbossUpdateJob::finalize(bool canceled, std::exception_ptr &)
     // Check emboss gizmo is still open
     if (manager.get_current_type() != GLGizmosManager::Emboss) return;
 
-    Plater::TakeSnapshot snapshot(plater,
-                                  GUI::format(_L("Text: %1%"),
-                                              m_input->text_configuration.text),
-                                  UndoRedo::SnapshotType::GizmoAction);
+    std::string snap_name = GUI::format(_L("Text: %1%"), m_input->text_configuration.text);
+    Plater::TakeSnapshot snapshot(plater, snap_name, UndoRedo::SnapshotType::GizmoAction);
 
-    ModelVolume *volume = m_input->volume;
-    // find volume by object id - NOT WORK
-    // -> edit text change volume id so could apper not found volume
-    // ModelVolume *volume = nullptr;
-    // Model &model = plater->model();
-    // for (auto obj : model.objects)
-    //    for (auto vol : obj->volumes)
-    //        if (vol->id() == volume_id) {
-    //            volume = vol;
-    //            break;
-    //        }
-    // if (volume == nullptr) return;
-    assert(volume != nullptr);
+    ModelVolume *volume = nullptr;
+    Model &model = plater->model();
+    for (auto obj : model.objects)
+        for (auto vol : obj->volumes)
+            if (vol->id() == m_input->volume_id) {
+                volume = vol;
+                break;
+            }
+
+    // could appear when user delete edited volume
+    if (volume == nullptr)
+        return;
 
     // update volume
     volume->set_mesh(std::move(m_result));

src/slic3r/GUI/Jobs/EmbossJob.hpp

@@ -29,6 +29,14 @@ class EmbossUpdateJob : public Job
 public:
     EmbossUpdateJob(std::unique_ptr<EmbossDataUpdate> input);
     void process(Ctl &ctl) override;
+
+    /// <summary>
+    /// Update volume - change object_id
+    /// </summary>
+    /// <param name="canceled">Was process canceled.
+    /// NOTE: Be carefull it doesn't care about 
+    /// time between finished process and started finalize part.</param>
+    /// <param name="">unused</param>
     void finalize(bool canceled, std::exception_ptr &) override;
 };
 
@@ -89,8 +97,11 @@ struct EmbossDataBase
 struct EmbossDataUpdate : public EmbossDataBase
 {
     // unique identifier of volume to change
-    // I can't proove of alive pointer
-    ModelVolume *volume;
+    ObjectID volume_id;
+
+    // flag that job is canceled 
+    // for time after process.
+    std::shared_ptr<bool> cancel;
 
     // unique identifier of volume to change
     // Change of volume change id, last change could disapear
@@ -98,9 +109,11 @@ struct EmbossDataUpdate : public EmbossDataBase
     EmbossDataUpdate(Emboss::FontFileWithCache font_file,
                      TextConfiguration         text_configuration,
                      std::string               volume_name,
-                     ModelVolume              *volume)
+                     ObjectID                  volume_id,
+                     std::shared_ptr<bool>     cancel)
         : EmbossDataBase(font_file, text_configuration, volume_name)
-        , volume(volume)
+        , volume_id(volume_id)
+        , cancel(std::move(cancel))
     {}
 };