From 60306767fff554e9297af5805baf90cef84c7ed5 Mon Sep 17 00:00:00 2001
From: kradchen <chenhuijun@eq9hj.com>
Date: Mon, 14 Jul 2025 16:42:20 +0800
Subject: [PATCH] feat: add volume measure mode to draggable style

---
 .../ActorDraggableInteractorStyle.cpp         | 29 ++++++++++++++++++-
 .../ActorDraggableInteractorStyle.h           |  7 ++---
 2 files changed, 31 insertions(+), 5 deletions(-)

diff --git a/src/src/Interaction/ActorDraggableInteractorStyle.cpp b/src/src/Interaction/ActorDraggableInteractorStyle.cpp
index 6d07fdd..6b401ca 100644
--- a/src/src/Interaction/ActorDraggableInteractorStyle.cpp
+++ b/src/src/Interaction/ActorDraggableInteractorStyle.cpp
@@ -23,6 +23,7 @@
 
 #include "Rendering/Core/DraggableActor.h"
 #include "Rendering/Measure/CrossCursorAnnotationActor.h"
+#include "Rendering/Measure/EllipsoidVolumeAnnotationActor.h"
 #include "Common/QGlobals.h"
 
 vtkStandardNewMacro(ActorDraggableInteractorStyle)
@@ -121,6 +122,10 @@ void ActorDraggableInteractorStyle::OnLeftButtonDown() {
             return;
         }
     }
+    if(this->InteractionMode == VTKIS_VOLUMEMEASURE){
+        EllipsoidVolumeAnnotationActor::Default()->onMeasureLeftButtonDown(Interactor);
+        this->StartState(VTKIS_VOLUMEMEASURE);
+    }
     if (this->InteractionMode == VTKIS_IMAGE_WINDOWLEVEL) {
         this->WindowLevelStartPosition[0] = x;
         this->WindowLevelStartPosition[1] = y;
@@ -188,6 +193,10 @@ void ActorDraggableInteractorStyle::OnLeftButtonUp() {
         case VTKIS_SYNCPOINT:
             this->EndSyncSlicePoint();
             break;
+        case VTKIS_VOLUMEMEASURE:
+            EllipsoidVolumeAnnotationActor::Default()->onMeasureLeftButtonUp(Interactor);
+            this->StopState();
+            break;
     }
     vtkInteractorStyleImage::OnLeftButtonUp();
 }
@@ -271,7 +280,10 @@ void ActorDraggableInteractorStyle::OnMouseMove() {
             this->SyncSlicePoint();
             this->InvokeEvent(vtkCommand::InteractionEvent, nullptr);
             break;
-
+        case VTKIS_VOLUMEMEASURE:
+            VolumeMeasure();
+            this->InvokeEvent(vtkCommand::InteractionEvent, nullptr);
+            break;
     }
     vtkInteractorStyleImage::OnMouseMove();
 }
@@ -372,6 +384,11 @@ void ActorDraggableInteractorStyle::MeasurePlace() {
     measure->onMeasureMouseMove(this->Interactor);
 }
 
+void ActorDraggableInteractorStyle::VolumeMeasure()
+{
+    EllipsoidVolumeAnnotationActor::Default()->onMeasureMouseMove(Interactor);
+}
+
 void ActorDraggableInteractorStyle::Drag() {
     int *pos = this->Interactor->GetEventPosition();
     this->FindPokedRenderer(pos[0], pos[1]);
@@ -688,6 +705,16 @@ void ActorDraggableInteractorStyle::SetCurrentImageNumber(int i) {
     }
 }
 
+void ActorDraggableInteractorStyle::SetInteractionModeFromEnum(int InteractionMode)
+{
+    this->UnActiveMeasure();
+    if (this->InteractionMode == 39 && InteractionMode != 39){
+        EllipsoidVolumeAnnotationActor::Default()->ClearRenderingState();
+        this->Interactor->Render();
+    }
+    this->InteractionMode = InteractionMode;
+}
+
 void ActorDraggableInteractorStyle::DispatchEvent() {
 
 }
diff --git a/src/src/Interaction/ActorDraggableInteractorStyle.h b/src/src/Interaction/ActorDraggableInteractorStyle.h
index d25c4ce..d15d2d8 100644
--- a/src/src/Interaction/ActorDraggableInteractorStyle.h
+++ b/src/src/Interaction/ActorDraggableInteractorStyle.h
@@ -72,10 +72,7 @@ vtkTypeMacro(ActorDraggableInteractorStyle, vtkInteractorStyleImage);
 
     void SetCurrentImageNumber(int i) override;
 
-    void SetInteractionModeFromEnum(int InteractionMode) {
-        this->UnActiveMeasure();
-        this->InteractionMode = InteractionMode;
-    }
+    void SetInteractionModeFromEnum(int InteractionMode);
 
     //void SetInteractionModeToImageSlicing() {
     //    this->UnActiveMeasure();
@@ -172,6 +169,8 @@ protected:
 
     void MeasurePlace();
 
+    void VolumeMeasure();
+
     void NoneStatePick();
 
     void StartSyncSlicePoint();