// Copyright(c) 2005, 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.
//   * Redistributions in binary form must reproduce the above copyright notice,
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// Aegisub Project http://www.aegisub.org/

/// @file dialog_style_editor.h
/// @see dialog_style_editor.cpp
/// @ingroup style_editor
///

#include <memory>

#include <wx/checkbox.h>
#include <wx/combobox.h>
#include <wx/dialog.h>
#include <wx/radiobox.h>
#include <wx/spinctrl.h>
#include <wx/textctrl.h>

namespace agi { struct Context; }
class AssStyle;
class AssStyleStorage;
class PersistLocation;
class SubtitlesPreview;

class DialogStyleEditor final : public wxDialog {
	agi::Context *c;
	std::unique_ptr<PersistLocation> persist;

	/// If true, the style was just created and so the user should not be
	/// asked if they want to change any existing lines should they rename
	/// the style
	bool is_new = false;

	/// The style currently being edited
	AssStyle *style;

	/// Copy of style passed to the subtitles preview to avoid making changes
	/// before Apply is clicked
	std::unique_ptr<AssStyle> work;

	/// The style storage style is in, if applicable
	AssStyleStorage *store;

	wxTextCtrl *StyleName;
	wxComboBox *FontName;
	wxTextCtrl *FontSize;
	wxCheckBox *BoxBold;
	wxCheckBox *BoxItalic;
	wxCheckBox *BoxUnderline;
	wxCheckBox *BoxStrikeout;
	wxSpinCtrl *margin[3];
	wxRadioBox *Alignment;
	wxTextCtrl *Outline;
	wxTextCtrl *Shadow;
	wxCheckBox *OutlineType;
	wxTextCtrl *ScaleX;
	wxTextCtrl *ScaleY;
	wxTextCtrl *Angle;
	wxComboBox *Encoding;
	wxTextCtrl *Spacing;
	wxTextCtrl *PreviewText;
	SubtitlesPreview *SubsPreview;

	void SetBitmapColor(int n,wxColour color);
	int AlignToControl(int n);
	int ControlToAlign(int n);
	void UpdateWorkStyle();

	void OnChildFocus(wxChildFocusEvent &event);
	void OnCommandPreviewUpdate(wxCommandEvent &event);

	void OnPreviewTextChange(wxCommandEvent &event);
	void OnPreviewColourChange(wxThreadEvent &event);

	/// @brief Maybe apply changes and maybe close the dialog
	/// @param apply Should changes be applied?
	/// @param close Should the dialog be closed?
	void Apply(bool apply,bool close);
	/// @brief Sets color for one of the four color buttons
	void OnSetColor(wxThreadEvent& evt);

public:
	DialogStyleEditor(wxWindow *parent, AssStyle *style, agi::Context *c, AssStyleStorage *store, std::string const& new_name, wxArrayString const& font_list);
	~DialogStyleEditor();

	std::string GetStyleName() const;
};