// Copyright (c) 2007, Rodrigo Braz Monteiro
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// 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.
//   * Redistributions in binary form must reproduce the above copyright notice,
//     this list of conditions and the following disclaimer in the documentation
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//   * Neither the name of the Aegisub Group nor the names of its contributors
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// Aegisub Project http://www.aegisub.org/
//
// $Id$

/// @file visual_feature->h
/// @see visual_feature->cpp
/// @ingroup visual_ts
///

#pragma once

class OpenGLWrapper;
class AssDialogue;

/// DOCME
enum DraggableFeatureType {

	/// DOCME
	DRAG_NONE,

	/// DOCME
	DRAG_BIG_SQUARE,

	/// DOCME
	DRAG_BIG_CIRCLE,

	/// DOCME
	DRAG_BIG_TRIANGLE,

	/// DOCME
	DRAG_SMALL_SQUARE,

	/// DOCME
	DRAG_SMALL_CIRCLE
};

/// DOCME
/// @class VisualDraggableFeature
/// @brief Onscreen control used by many visual tools which doesn't do much
class VisualDraggableFeature {
public:
	/// @brief Constructor
	VisualDraggableFeature();

	/// Shape of feature
	DraggableFeatureType type;

	int x; /// x coordinate
	int y; /// y coordinate

	int origX; /// x coordindate before the last operation began
	int origY; /// y coordindate before the last operation began

	int layer; /// Layer; Higher = above

	AssDialogue* line; /// The dialogue line this feature is for

	/// @brief Is the given point over this feature?
	/// @param mx x coordinate to test
	/// @param my y coordinate to test
	bool IsMouseOver(int x,int y) const;
	/// @brief Draw this feature
	/// @param gl OpenGLWrapper to use
	void Draw(OpenGLWrapper const& gl) const;
};