Volume Rendering Measure UI and interact logic.

src/src/Rendering/Viewer/VolumeRenderingViewer.cpp

@@ -27,7 +27,7 @@
 #include "Rendering/Widget/ClickableOrientationMarkerWidget.h"
 #include "Rendering/Core/SmartFixedPointVolumeRayCastMapper.h"
 #include "IO/DICOM/ExtendMedicalImageProperties.h"
-#include "Rendering/Measure/ArrowAnnotationActor.h"
+#include "Rendering/Measure/VolRulerAnnotationActor.h"
 #include "Rendering/Measure/VolArrowAnnotationActor.h"
 
 namespace {
@@ -619,10 +619,10 @@ void VolumeRenderingViewer::pressedOrientationMarker(vtkObject* sender, unsigned
     }
 }
 
-void VolumeRenderingViewer::ActiveArrow() {
+void VolumeRenderingViewer::ActiveMeasure(int type) {
     auto style = VolumeInteractorStyle::SafeDownCast(this->InteractorStyle);
     if (style){
-        style->ActiveMeasure(VolArrowAnnotationActor::New());
+        style->ActiveMeasure((type==0?(Measure*)VolRulerAnnotationActor::New():VolArrowAnnotationActor::New()));
     }
 }
 

src/src/Rendering/Viewer/VolumeRenderingViewer.h

@@ -91,7 +91,7 @@ public:
 
     void ResetZoomFitWindow();
 
-    void ActiveArrow();
+    void ActiveMeasure(int type);
 
     void UnActiveMeasure();
 

src/src/UI/Widget/ToolBar/VolumeRenderingToolBar.cpp

@@ -8,10 +8,21 @@
 #include <QButtonGroup>
 #include <QActionGroup>
 #include <QMenu>
+#include <tuple>
 
+#include "Common/QGlobals.h"
 #include "Rendering/Core/RenderingDefines.h"
 
-VolumeRenderingToolBar::VolumeRenderingToolBar(QWidget *parent) : QToolBar(parent) {
+
+typedef std::tuple<const char *, const char *, int> ActionProperty;
+namespace {
+    const ActionProperty MEASURE_ACTIIONS[2] = {
+            {"Length",         ":/InfiniteViewer/Icon/distance.png", 0},
+            {"Arrow",          ":/InfiniteViewer/Icon/arrow.png",    1},
+    };}
+
+VolumeRenderingToolBar::VolumeRenderingToolBar(QWidget *parent) : QToolBar(parent)
+, mBtnMeasure(new QToolButton(this)){
     auto btnReset = new QToolButton(this);
     addButton(btnReset, "reset");
     connect(btnReset,&QToolButton::clicked,[=](){
@@ -78,11 +89,32 @@ VolumeRenderingToolBar::VolumeRenderingToolBar(QWidget *parent) : QToolBar(paren
     connect(group, static_cast<void(QButtonGroup::*)(int)>(&QButtonGroup::buttonClicked),this,&VolumeRenderingToolBar::modeButtonClicked);
 
     addSeparator();
-    auto btnMeasure = new QToolButton(this);
-    addButton(btnMeasure, "measure");
-    connect(btnMeasure,&QToolButton::clicked,[=](){
-        emit activeArrow();
+
+    addButton(mBtnMeasure, "measure");
+    mBtnMeasure->setCheckable(true);
+    QMenu *m;
+    m = new QMenu(this);
+    m->addAction(tr("Ruler"), this, [=] {
+        mBtnMeasure->setChecked(true);
+        QPixmap map(std::get<1>(MEASURE_ACTIIONS[0]));
+        mBtnMeasure->setIcon(QIcon(map));
+        mMeasureType = 0;
+        emit activeMeasure(mMeasureType);
     });
+    m->addAction(tr("Arrow"), this, [=] {
+        mBtnMeasure->setChecked(true);
+        QPixmap map(std::get<1>(MEASURE_ACTIIONS[1]));
+        mBtnMeasure->setIcon(QIcon(map));
+        mMeasureType = 1;
+        emit activeMeasure(mMeasureType);
+    });
+    connect(mBtnMeasure, &QToolButton::clicked, [=](){
+        emit activeMeasure(mMeasureType);
+    });
+    mBtnMeasure->setToolButtonStyle(Qt::ToolButtonTextBesideIcon);
+    mBtnMeasure->setToolTip(QString("Measurements"));
+    mBtnMeasure->setPopupMode(QToolButton::MenuButtonPopup);
+    mBtnMeasure->setMenu(m);
     addSeparator();
     auto btnPreset = new QToolButton(this);
     addButton(btnPreset, "preset");
@@ -118,4 +150,8 @@ QAction* VolumeRenderingToolBar::addButton(QToolButton* button, const char* obje
     button->setObjectName(objectName);
     button->setToolButtonStyle(Qt::ToolButtonIconOnly);
     return addWidget(button);
-}
+}
+
+void VolumeRenderingToolBar::unActiveMeasure() {
+    if (mBtnMeasure)mBtnMeasure->setChecked(false);
+}

src/src/UI/Widget/ToolBar/VolumeRenderingToolBar.h

@@ -15,15 +15,19 @@ public:
     explicit VolumeRenderingToolBar(QWidget *parent = nullptr);
 
     ~VolumeRenderingToolBar() override;
+    void unActiveMeasure();
 signals:
     void modeButtonClicked(int id);
     void viewDirectionChanged(int id);
     void resetView();
     void fitWindow();
-    void activeArrow();
+    void activeMeasure(int type);
 
 private:
     QAction* addButton(QToolButton* button, const char* objectName);
+
+    QToolButton* mBtnMeasure = nullptr;
+    int mMeasureType = 0;
 };
 
 

src/src/UI/Window/VolumeRenderingWindow.cpp

@@ -40,8 +40,8 @@ VolumeRenderingWindow::VolumeRenderingWindow(QWidget *parent , Qt::WindowFlags f
         mViewer->ResetView();
         mViewer->Render();
     });
-    connect(toolBar, &VolumeRenderingToolBar::activeArrow,[=](){
-        mViewer->ActiveArrow();
+    connect(toolBar, &VolumeRenderingToolBar::activeMeasure,[=](int type){
+        mViewer->ActiveMeasure(type);
         mViewer->Render();
     });
     connect(toolBar, &VolumeRenderingToolBar::fitWindow,[=](){
@@ -50,7 +50,9 @@ VolumeRenderingWindow::VolumeRenderingWindow(QWidget *parent , Qt::WindowFlags f
     });
     connect(toolBar, &VolumeRenderingToolBar::modeButtonClicked,[=](int mode){
         mViewer->SetInteractorStyleMode(mode);
+        toolBar->unActiveMeasure();
         mViewer->UnActiveMeasure();
+
     });
 
     connect(toolBar, &VolumeRenderingToolBar::viewDirectionChanged, [=](int direction){