Aegisub/aegisub/src/visual_tool_clip.h

// 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
//     may be used to endorse or promote products derived from this software
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// Aegisub Project http://www.aegisub.org/
//
// $Id$

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

#include "visual_feature.h"
#include "visual_tool.h"

/// @class ClipCorner
/// @brief VisualDraggableFeature with siblings
class ClipCorner : public VisualDraggableFeature {
public:
	ClipCorner* horiz; /// Other corner on this corner's horizontal line
	ClipCorner* vert;  /// Other corner on this corner's vertical line
	/// @brief Constructor
	ClipCorner()
		: VisualDraggableFeature()
		, horiz(NULL)
		, vert(NULL)
	{ }
};

/// DOCME
/// @class VisualToolClip
/// @brief DOCME
///
/// DOCME
class VisualToolClip : public VisualTool<ClipCorner> {
	int startX,startY,curX1,curY1,curX2,curY2;

	ClipCorner *feats[4];

	bool inverse;

	bool InitializeHold();
	void UpdateHold();
	void CommitHold();

	void DoRefresh();
	void SetFeaturePositions();

	bool InitializeDrag(feature_iterator feature);
	void UpdateDrag(feature_iterator feature);
	void CommitDrag(feature_iterator feature);

	void Draw();
public:
	VisualToolClip(VideoDisplay *parent, agi::Context *context, VideoState const& video, wxToolBar *);
};