Support xml file as input document for command line

.travis.yml

@@ -8,7 +8,6 @@ language: cpp
 
 matrix:
   include:
-    - if: tag IS present
     - os: linux
       dist: xenial
       sudo: required

appveyor.yml

@@ -1,6 +1,6 @@
 os: Visual Studio 2017
 
-skip_non_tags: true
+skip_non_tags: false
 
 environment:
   matrix:

src/documentwindow.cpp

@@ -1663,13 +1663,24 @@ void DocumentWindow::createPartSnapshotForFillMesh(const QUuid &fillMeshFileId,
 void DocumentWindow::openPathAs(const QString &path, const QString &asName)
 {
     QApplication::setOverrideCursor(Qt::WaitCursor);
-    Ds3FileReader ds3Reader(path);
 
     m_document->clearHistories();
     m_document->resetScript();
     m_document->reset();
     m_document->saveSnapshot();
     
+    if (path.endsWith(".xml")) {
+        QFile file(path);
+        file.open(QIODevice::ReadOnly);
+        QXmlStreamReader stream(&file);
+        
+        Snapshot snapshot;
+        loadSkeletonFromXmlStream(&snapshot, stream);
+        m_document->fromSnapshot(snapshot);
+        m_document->saveSnapshot();
+    } else {
+        Ds3FileReader ds3Reader(path);
+        
         for (int i = 0; i < ds3Reader.items().size(); ++i) {
             Ds3ReaderItem item = ds3Reader.items().at(i);
             if (item.type == "asset") {
@@ -1731,6 +1742,8 @@ void DocumentWindow::openPathAs(const QString &path, const QString &asName)
                 }
             }
         }
+    }
+    
     QApplication::restoreOverrideCursor();
 
     setCurrentFilename(asName);
@@ -2122,6 +2135,9 @@ void DocumentWindow::checkExportWaitingList()
         } else if (filename.endsWith(".glb")) {
             exportGlbToFilename(filename);
             emit waitingExportFinished(filename, isSuccessful);
+        } else if (filename.endsWith(".png")) {
+            exportImageToFilename(filename);
+            emit waitingExportFinished(filename, isSuccessful);
         } else {
             emit waitingExportFinished(filename, false);
         }

src/main.cpp

@@ -79,7 +79,7 @@ int main(int argc, char ** argv)
             continue;
         }
         QString arg = argv[i];
-        if (arg.endsWith(".ds3")) {
+        if (arg.endsWith(".ds3") || arg.endsWith(".xml")) {
             openFileList.append(arg);
             continue;
         }