Initial commit

engines/nancy/ui/scrollbar.h

@@ -0,0 +1,61 @@
+/* ScummVM - Graphic Adventure Engine
+ *
+ * ScummVM is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * This program 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.
+
+ * This program 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 for more details.
+
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#ifndef NANCY_UI_SCROLLBAR_H
+#define NANCY_UI_SCROLLBAR_H
+
+#include "engines/nancy/renderobject.h"
+
+namespace Nancy {
+
+struct NancyInput;
+
+namespace UI {
+
+class Scrollbar : public RenderObject {
+public:
+	Scrollbar(uint16 zOrder, const Common::Rect &srcBounds, const Common::Point &topPosition, uint16 scrollDistance, bool isVertical = true);
+	Scrollbar(uint16 zOrder, const Common::Rect &srcBounds, Graphics::ManagedSurface &srcSurf, const Common::Point &topPosition, uint16 scrollDistance, bool isVertical = true);
+	virtual ~Scrollbar() = default;
+
+	void init() override;
+
+	void handleInput(NancyInput &input);
+
+	void resetPosition();
+	float getPos() const { return _currentPosition; }
+
+	void setPosition(float pos);
+	void calculatePosition();
+
+	Common::Point _startPosition;
+	uint _maxDist;
+	bool _isVertical;
+
+	float _currentPosition;
+	bool _isClicked;
+	Common::Point _mousePosOnClick;
+};
+
+} // End of namespace UI
+} // End of namespace Nancy
+
+#endif // NANCY_UI_SCROLLBAR_H