Aegisub/aegisub/src/visual_tool_vector_clip.h

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

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

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

class wxToolBar;

/// @class VisualToolVectorClipDraggableFeature
/// @brief VisualDraggableFeature with information about a feature's location
///        in the spline
class VisualToolVectorClipDraggableFeature : public VisualDraggableFeature {
public:
	/// Which curve in the spline this feature is a point on
	Spline::iterator curve;
	/// 0-3; indicates which part of the curve this point is
	int point;
	/// @brief Constructor
	VisualToolVectorClipDraggableFeature()
		: VisualDraggableFeature()
		, point(0)
	{ }
};

/// DOCME
/// @class VisualToolVectorClip
/// @brief DOCME
class VisualToolVectorClip : public VisualTool<VisualToolVectorClipDraggableFeature> {
	Spline spline; /// The current spline
	wxToolBar *toolBar; /// The subtoolbar
	int mode; /// 0-7
	bool inverse; /// is iclip?

	/// @brief Set the mode
	/// @param mode 0-7
	void SetMode(int mode);

	void SelectAll();
	void MakeFeature(Spline::iterator cur);

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

	void PopulateFeatureList();
	void UpdateDrag(VisualToolVectorClipDraggableFeature* feature);
	void CommitDrag(VisualToolVectorClipDraggableFeature* feature);
	bool InitializeDrag(VisualToolVectorClipDraggableFeature* feature);

	void DoRefresh();
	void Draw();
	bool Update() { return mode >= 1 && mode <= 4; }
public:
	VisualToolVectorClip(VideoDisplay *parent, VideoState const& video, wxToolBar *toolbar);

	/// Subtoolbar button click handler
	void OnSubTool(wxCommandEvent &event);
};