Optionally store mesh comments as metadata in screenshots.

git-svn-id: http://www.openflipper.org/svnrepo/OpenFlipper/branches/Free@16126 383ad7c9-94d9-4d36-a494-682f7c89f535

BasePlugin/PluginFunctions.cc

@@ -53,6 +53,9 @@
 #include <OpenFlipper/common/GlobalOptions.hh>
 #include <QGLWidget>
 
+#include <../ObjectTypes/TriangleMesh/TriangleMesh.hh>
+#include <../ObjectTypes/PolyMesh/PolyMesh.hh>
+
 #include "PluginFunctions.hh"
 #include "PluginFunctionsCore.hh"
 
@@ -1093,4 +1096,34 @@ QString getSaveFileName(const QString &configProperty,
     return result;
 }
 
+QStringList collectObjectComments(bool visibleOnly, bool targetedOnly) {
+    QStringList result;
+    for (ObjectIterator o_it(targetedOnly ? TARGET_OBJECTS : ALL_OBJECTS, DATA_TRIANGLE_MESH|DATA_POLY_MESH) ; o_it != objectsEnd(); ++o_it) {
+
+        if (visibleOnly && !o_it->visible()) continue;
+
+        OpenMesh::BaseKernel *mesh = 0;
+        {
+            TriMeshObject * const triMeshObj = dynamic_cast<TriMeshObject*>(*o_it);
+            if (triMeshObj) {
+                mesh = triMeshObj->mesh();
+            }
+            PolyMeshObject * const polyMeshObj = dynamic_cast<PolyMeshObject*>(*o_it);
+            if (polyMeshObj) {
+                mesh = polyMeshObj->mesh();
+            }
+        }
+
+        if (mesh) {
+            OpenMesh::MPropHandleT<std::string> mp_comment;
+            if (mesh->get_property_handle(mp_comment, "COMMENT")) {
+                result.append(QString("Object \"%1\" Comment Begin\n%2\nObject \"%1\" Comment End\n")
+                              .arg((*o_it)->name())
+                              .arg(QString::fromStdString(mesh->property(mp_comment))));
+            }
+        }
+    }
+    return result;
+}
+
 } // End namespace PluginFunctions

BasePlugin/PluginFunctions.hh

@@ -385,6 +385,11 @@ void setViewObjectMarker (ViewObjectMarker *_marker);
 DLLEXPORT
 void setDefaultViewObjectMarker (ViewObjectMarker *_marker);
 
+/** Collect and return COMMENT properties of all meshes.
+ */
+DLLEXPORT
+QStringList collectObjectComments(bool visibleOnly, bool targetedOnly);
+
 /// Get the default ViewObjectMarker
 DLLEXPORT
 ViewObjectMarker* defaultViewObjectMarker ();

widgets/coreWidget/viewerControl.cc

@@ -530,6 +530,13 @@ void CoreWidget::viewerSnapshotDialog() {
     }else
       snapshotCounter_++;
     
+    QString comments;
+    if (dialog.metaData_storeComments_cb->isChecked()) {
+        comments = PluginFunctions::collectObjectComments(
+                dialog.metaData_comments_visibleOnly_cb->isChecked(),
+                dialog.metaData_comments_targetedOnly_cb->isChecked()).join("\n");
+    }
+
     //now take the snapshot
     switch ( baseLayout_->mode() ){
 
@@ -542,6 +549,8 @@ void CoreWidget::viewerSnapshotDialog() {
             dialog.transparent->isChecked(), dialog.hideCoordsys->isChecked(),
             dialog.multisampling->isChecked() ? dialog.num_samples->value() : 1);
 
+        if (!comments.isEmpty())
+            finalImage.setText("Mesh Comments", comments);
         finalImage.save(newName);
 
         break;
@@ -570,6 +579,8 @@ void CoreWidget::viewerSnapshotDialog() {
     	painter.drawImage(QRectF(img[0].width()+2,         0, img[1].width(), img[1].height()),img[1],
     	                  QRectF(           0,             0, img[1].width(), img[1].height()) );
 
+        if (!comments.isEmpty())
+            finalImage.setText("Mesh Comments", comments);
     	finalImage.save(newName);
 
     	break;
@@ -611,6 +622,8 @@ void CoreWidget::viewerSnapshotDialog() {
         painter.drawImage(QRectF(img0.width()+2, img0.height()+2, img3.width(), img3.height()),img3,
                           QRectF(           0,             0, img3.width(), img3.height()) );
 
+        if (!comments.isEmpty())
+            finalImage.setText("Mesh Comments", comments);
         finalImage.save(newName);
 
         break;
@@ -653,6 +666,8 @@ void CoreWidget::viewerSnapshotDialog() {
         painter.drawImage(QRectF(img0.width()+2, img1.height()+img2.height()+4, img3.width(),img3.height()),img3,
                           QRectF(           0,             0, img3.width(), img3.height()) );
 
+        if (!comments.isEmpty())
+            finalImage.setText("Mesh Comments", comments);
         finalImage.save(newName);
 
         break;

widgets/snapshotDialog/SnapshotDialog.ui

@@ -5,14 +5,6 @@
   <property name="windowModality">
    <enum>Qt::ApplicationModal</enum>
   </property>
-  <property name="geometry">
-   <rect>
-    <x>0</x>
-    <y>0</y>
-    <width>353</width>
-    <height>348</height>
-   </rect>
-  </property>
   <property name="windowTitle">
    <string>Take Snapshot</string>
   </property>
@@ -235,6 +227,63 @@ Allowed values: any number between 2 and 16.</string>
      </layout>
     </widget>
    </item>
+   <item>
+    <widget class="QGroupBox" name="groupBox_3">
+     <property name="toolTip">
+      <string>Use e.g. ImageMagick (&quot;identify --verbose &lt;filename&gt;&quot;) to display the image file's meta data.</string>
+     </property>
+     <property name="title">
+      <string>Image Meta Data</string>
+     </property>
+     <layout class="QVBoxLayout" name="verticalLayout_2">
+      <item>
+       <widget class="QCheckBox" name="metaData_storeComments_cb">
+        <property name="text">
+         <string>Store Mesh Comments (if available)</string>
+        </property>
+        <property name="checked">
+         <bool>true</bool>
+        </property>
+       </widget>
+      </item>
+      <item>
+       <widget class="QWidget" name="widget" native="true">
+        <layout class="QHBoxLayout" name="horizontalLayout_4">
+         <property name="leftMargin">
+          <number>9</number>
+         </property>
+         <property name="topMargin">
+          <number>0</number>
+         </property>
+         <property name="rightMargin">
+          <number>0</number>
+         </property>
+         <property name="bottomMargin">
+          <number>0</number>
+         </property>
+         <item>
+          <widget class="QCheckBox" name="metaData_comments_visibleOnly_cb">
+           <property name="text">
+            <string>Visible Objects Only</string>
+           </property>
+           <property name="checked">
+            <bool>true</bool>
+           </property>
+          </widget>
+         </item>
+         <item>
+          <widget class="QCheckBox" name="metaData_comments_targetedOnly_cb">
+           <property name="text">
+            <string>Targeted Objects Only</string>
+           </property>
+          </widget>
+         </item>
+        </layout>
+       </widget>
+      </item>
+     </layout>
+    </widget>
+   </item>
    <item>
     <layout class="QHBoxLayout" name="horizontalLayout_3">
      <item>
@@ -266,6 +315,13 @@ Allowed values: any number between 2 and 16.</string>
      </item>
     </layout>
    </item>
+   <item>
+    <spacer name="verticalSpacer">
+     <property name="orientation">
+      <enum>Qt::Vertical</enum>
+     </property>
+    </spacer>
+   </item>
   </layout>
  </widget>
  <tabstops>
@@ -279,9 +335,29 @@ Allowed values: any number between 2 and 16.</string>
   <tabstop>hideCoordsys</tabstop>
   <tabstop>multisampling</tabstop>
   <tabstop>num_samples</tabstop>
+  <tabstop>metaData_storeComments_cb</tabstop>
+  <tabstop>metaData_comments_visibleOnly_cb</tabstop>
+  <tabstop>metaData_comments_targetedOnly_cb</tabstop>
   <tabstop>cancelButton</tabstop>
   <tabstop>okButton</tabstop>
  </tabstops>
  <resources/>
- <connections/>
+ <connections>
+  <connection>
+   <sender>metaData_storeComments_cb</sender>
+   <signal>toggled(bool)</signal>
+   <receiver>widget</receiver>
+   <slot>setEnabled(bool)</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>34</x>
+     <y>363</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>26</x>
+     <y>390</y>
+    </hint>
+   </hints>
+  </connection>
+ </connections>
 </ui>