// Copyright (c) 2007, Rodrigo Braz Monteiro
// All rights reserved.
//
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// modification, are permitted provided that the following conditions are met:
//
//   * Redistributions of source code must retain the above copyright notice,
//     this list of conditions and the following disclaimer.
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// Aegisub Project http://www.aegisub.org/
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// $Id$

/// @file visual_tool_rotatez.h
/// @see visual_tool_rotatez.cpp
/// @ingroup visual_ts
///




///////////
// Headers
#include "visual_tool.h"


/// DOCME
/// @class VisualToolRotateZ
/// @brief DOCME
///
/// DOCME
class VisualToolRotateZ : public VisualTool {
private:

	/// DOCME

	/// DOCME

	/// DOCME
	float curAngle,startAngle,origAngle;

	/// DOCME

	/// DOCME

	/// DOCME

	/// DOCME
	int orgx,orgy,odx,ody;

	/// DOCME

	/// DOCME
	float rx,ry;


	/// @brief DOCME
	/// @return 
	///
	bool CanHold() { return true; }
	void InitializeHold();
	void UpdateHold();
	void CommitHold();


	/// @brief DOCME
	///
	bool CanDrag() { return true; }
	void PopulateFeatureList();
	void UpdateDrag(VisualDraggableFeature &feature);
	void CommitDrag(VisualDraggableFeature &feature);

	void DoRefresh();

public:
	VisualToolRotateZ(VideoDisplay *parent);

	void Update();
	void Draw();
};