1 files changed, 89 insertions, 0 deletions
diff --git a/src/plugins/qmldesigner/components/transitioneditor/transitioneditorgraphicslayout.h b/src/plugins/qmldesigner/components/transitioneditor/transitioneditorgraphicslayout.h
new file mode 100644
index 0000000000..9362abffdf
--- /dev/null
+++ b/src/plugins/qmldesigner/components/transitioneditor/transitioneditorgraphicslayout.h
@@ -0,0 +1,89 @@
+/****************************************************************************
+**
+** Copyright (C) 2020 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of Qt Creator.
+**
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3 as published by the Free Software
+** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-3.0.html.
+**
+****************************************************************************/
+
+#pragma once
+
+#include "timelineitem.h"
+
+QT_FORWARD_DECLARE_CLASS(QGraphicsLinearLayout)
+
+namespace QmlDesigner {
+
+class TimelineItem;
+class TimelineRulerSectionItem;
+class TimelinePlaceholder;
+
+class ModelNode;
+
+class TransitionEditorGraphicsLayout : public TimelineItem
+{
+    Q_OBJECT
+
+signals:
+    void rulerClicked(const QPointF &pos);
+
+    void scaleFactorChanged(int factor);
+
+public:
+    TransitionEditorGraphicsLayout(QGraphicsScene *scene, TimelineItem *parent = nullptr);
+
+    ~TransitionEditorGraphicsLayout() override;
+
+public:
+    double rulerWidth() const;
+
+    double rulerScaling() const;
+
+    double rulerDuration() const;
+
+    double endFrame() const;
+
+    void setWidth(int width);
+
+    void setTransition(const ModelNode &transition);
+
+    void setDuration(qreal duration);
+
+    void setRulerScaleFactor(int factor);
+
+    void invalidate();
+
+    int maximumScrollValue() const;
+
+    void activate();
+
+    TimelineRulerSectionItem *ruler() const;
+
+private:
+    QGraphicsLinearLayout *m_layout = nullptr;
+
+    TimelineRulerSectionItem *m_rulerItem = nullptr;
+
+    TimelinePlaceholder *m_placeholder1 = nullptr;
+
+    TimelinePlaceholder *m_placeholder2 = nullptr;
+};
+
+} // namespace QmlDesigner