#3757 New feature to add a text annotation in the 3D view

ApplicationCode/Commands/AnnotationCommands/RicCreateTextAnnotationIn3dViewFeature.cpp

@@ -0,0 +1,90 @@
+/////////////////////////////////////////////////////////////////////////////////
+//
+//  Copyright (C) 2018-     equinor ASA
+// 
+//  ResInsight is free software: you can redistribute it and/or modify
+//  it under the terms of the GNU General Public License as published by
+//  the Free Software Foundation, either version 3 of the License, or
+//  (at your option) any later version.
+// 
+//  ResInsight is distributed in the hope that it will be useful, but WITHOUT ANY
+//  WARRANTY; without even the implied warranty of MERCHANTABILITY or
+//  FITNESS FOR A PARTICULAR PURPOSE.
+// 
+//  See the GNU General Public License at <http://www.gnu.org/licenses/gpl.html> 
+//  for more details.
+//
+/////////////////////////////////////////////////////////////////////////////////
+
+#include "RicCreateTextAnnotationIn3dViewFeature.h"
+
+#include "RiaApplication.h"
+
+#include "RimTextAnnotation.h"
+#include "RimAnnotationInViewCollection.h"
+#include "RimGridView.h"
+#include "RimCase.h"
+
+#include "RiuMainWindow.h"
+#include "RiuViewer.h"
+
+#include <QAction>
+
+#include "cvfBoundingBox.h"
+#include "cvfCamera.h"
+
+
+CAF_CMD_SOURCE_INIT(RicCreateTextAnnotationIn3dViewFeature, "RicCreateTextAnnotationIn3dViewFeature");
+
+//--------------------------------------------------------------------------------------------------
+///
+//--------------------------------------------------------------------------------------------------
+bool RicCreateTextAnnotationIn3dViewFeature::isCommandEnabled()
+{
+    return true;
+}
+
+//--------------------------------------------------------------------------------------------------
+///
+//--------------------------------------------------------------------------------------------------
+void RicCreateTextAnnotationIn3dViewFeature::onActionTriggered(bool isChecked)
+
+{
+    RimGridView* activeView = RiaApplication::instance()->activeGridView();
+    if ( activeView )
+    {
+        cvf::Vec3d domainCoord = activeView->viewer()->lastPickPositionInDomainCoords();
+        cvf::BoundingBox bbox = activeView->ownerCase()->activeCellsBoundingBox();
+
+        auto coll =  activeView->annotationCollection();
+       
+        if ( coll )
+        {
+            auto newAnnotation = new RimTextAnnotation();
+            newAnnotation->setAnchorPoint(domainCoord);
+            cvf::Vec3d labelPos = domainCoord;
+            labelPos.z() = bbox.max().z();
+            double height = labelPos.z() - domainCoord.z();
+            cvf::Vec3d horizontalRight = activeView->viewer()->mainCamera()->direction() ^ cvf::Vec3d::Z_AXIS;
+            bool isOk = horizontalRight.normalize();
+            if (!isOk) horizontalRight = {1.0, 0.0, 0.0};
+            newAnnotation->setLabelPoint(labelPos + horizontalRight*0.5*height);
+
+            coll->addAnnotation(newAnnotation);
+            coll->scheduleRedrawOfRelevantViews();
+            coll->updateConnectedEditors();
+
+            RiuMainWindow::instance()->selectAsCurrentItem(newAnnotation);
+        }
+    }
+}
+
+//--------------------------------------------------------------------------------------------------
+///
+//--------------------------------------------------------------------------------------------------
+void RicCreateTextAnnotationIn3dViewFeature::setupActionLook(QAction* actionToSetup)
+{
+    actionToSetup->setIcon(QIcon(":/TextAnnotation16x16.png"));
+    actionToSetup->setText("Create Text Annotation");
+}
+