1 files changed, 82 insertions, 0 deletions
diff --git a/src/data/tikzdocument.cpp b/src/data/tikzdocument.cpp
new file mode 100644
index 0000000..13d4c6e
--- /dev/null
+++ b/src/data/tikzdocument.cpp
@@ -0,0 +1,82 @@
+#include <QFile>
+#include <QFileInfo>
+#include <QSettings>
+#include <QTextStream>
+#include <QMessageBox>
+
+#include "tikzdocument.h"
+#include "tikzgraphassembler.h"
+
+TikzDocument::TikzDocument(QObject *parent) : QObject(parent)
+{
+    _graph = new Graph(this);
+    _parseSuccess = true;
+    _fileName = "";
+    _shortName = "";
+    _undoStack = new QUndoStack();
+}
+
+TikzDocument::~TikzDocument()
+{
+    delete _graph;
+    delete _undoStack;
+}
+
+QUndoStack *TikzDocument::undoStack() const
+{
+    return _undoStack;
+}
+
+Graph *TikzDocument::graph() const
+{
+    return _graph;
+}
+
+QString TikzDocument::tikz() const
+{
+    return _tikz;
+}
+
+void TikzDocument::open(QString fileName)
+{
+    _fileName = fileName;
+    QFile file(fileName);
+    QFileInfo fi(file);
+    _shortName = fi.fileName();
+    QSettings settings("tikzit", "tikzit");
+    settings.setValue("previous-file-path", fi.absolutePath());
+
+    if (!file.open(QIODevice::ReadOnly)) {
+//        QMessageBox::critical(this, tr("Error"),
+//        tr("Could not open file"));
+        _parseSuccess = false;
+        return;
+    }
+
+    QTextStream in(&file);
+    _tikz = in.readAll();
+    file.close();
+
+    Graph *newGraph = new Graph(this);
+    TikzGraphAssembler ass(newGraph);
+    if (ass.parse(_tikz)) {
+        delete _graph;
+        _graph = newGraph;
+        foreach (Node *n, _graph->nodes()) n->attachStyle();
+        foreach (Edge *e, _graph->edges()) e->updateControls();
+        _parseSuccess = true;
+    } else {
+        delete newGraph;
+        _parseSuccess = false;
+    }
+}
+
+QString TikzDocument::shortName() const
+{
+    return _shortName;
+}
+
+bool TikzDocument::parseSuccess() const
+{
+    return _parseSuccess;
+}