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#ifndef FXSETTINGS_H
#define FXSETTINGS_H

#ifdef WIN32
#pragma warning(disable : 4251)
#endif

#include <QSplitter>
#include <QToolBar>
#include <QStackedWidget>
#include <QScrollArea>
#include <QMap>
#include <QGroupBox>

#include "tcommon.h"
#include "tfx.h"
#include "tabbar.h"
#include "gutil.h"

#include "toonzqt/framenavigator.h"
#include "toonzqt/paramfield.h"
#include "toonzqt/swatchviewer.h"
#include "toonzqt/fxhistogramrender.h"

#undef DVAPI
#undef DVVAR
#ifdef TOONZQT_EXPORTS
#define DVAPI DV_EXPORT_API
#define DVVAR DV_EXPORT_VAR
#else
#define DVAPI DV_IMPORT_API
#define DVVAR DV_IMPORT_VAR
#endif

// forward declaration
class QToolBar;
class QStackedWidget;
class QVBoxLayout;
class QGridLayout;
class QPushButton;
class FxKeyframeNavigator;
class ParamViewer;
class TFxHandle;
class TFrameHandle;
class TXsheetHandle;
class TSceneHandle;
class TXshLevelHandle;
class TObjectHandle;
class ToonzScene;

using namespace DVGui;

//=============================================================================
/*! \brief ParamsPage. View a page with fx params.

		Inherits \b QWidget.
*/
class DVAPI ParamsPage : public QFrame
{
	Q_OBJECT

	QColor m_textColor; /*-- 文字の色 デフォルト黒 --*/
	Q_PROPERTY(QColor TextColor READ getTextColor WRITE setTextColor)

	QGridLayout *m_mainLayout;
	QHBoxLayout *m_horizontalLayout;
	QGridLayout *m_groupLayout;

	friend class ParamViewer;
	QVector<ParamField *> m_fields;
	/*! To menage eventually histogram in page. */
	FxHistogramRender *m_fxHistogramRender;

	ParamViewer *m_paramViewer;

public:
	ParamsPage(QWidget *parent = 0, ParamViewer *paramViewer = 0);
	~ParamsPage();

	void setPage(TIStream &is, const TFxP &fx)
	{
		setPageField(is, fx);
		setPageSpace();
	}

	void setFx(const TFxP &currentFx, const TFxP &actualFx, int frame);

	void update(int frame);
	void setPointValue(int index, const TPointD &p);

	FxHistogramRender *getFxHistogramRender() const { return m_fxHistogramRender; }

	/*- 現在のページの最適なサイズを返す -*/
	QSize getPreferedSize();

	void setTextColor(const QColor &color) { m_textColor = color; }
	QColor getTextColor() const { return m_textColor; }

protected:
	void setPageField(TIStream &is, const TFxP &fx, bool isVertical = true);

public:
	void setPageSpace();
	void beginGroup(const char *name);
	void endGroup();

	void addWidget(QWidget *, bool isVertical = true);

#define TOONZ_DECLARE_NEW_COMPONENT(NAME) \
	QWidget *NAME(TFx *fx, const char *name)

	TOONZ_DECLARE_NEW_COMPONENT(newParamField);
	TOONZ_DECLARE_NEW_COMPONENT(newLineEdit);
	TOONZ_DECLARE_NEW_COMPONENT(newSlider);
	TOONZ_DECLARE_NEW_COMPONENT(newSpinBox);
	TOONZ_DECLARE_NEW_COMPONENT(newCheckBox);
	TOONZ_DECLARE_NEW_COMPONENT(newRadioButton);
	TOONZ_DECLARE_NEW_COMPONENT(newComboBox);

#undef TOONZ_DECLARE_NEW_COMPONENT
};

//=============================================================================
/*! \brief ParamsPageSet. Contains a stack of page \b ParamsPage with relative tab.

		Inherits \b QWidget.
*/
class DVAPI ParamsPageSet : public QWidget
{
	Q_OBJECT

	TabBarContainter *m_tabBarContainer;
	TabBar *m_tabBar;
	QStackedWidget *m_pagesList;

	ParamViewer *m_parent;

	//!Allows to map page and index, useful to display a macro.
	QMap<ParamsPage *, int> m_pageFxIndexTable;

	QSize m_preferedSize;
	/*-- ヘルプのファイルパス(もしあれば)---*/
	std::string m_helpFilePath;
	/*-- pdfファイルのページ指定など、引数が必要な場合の追加引数 --*/
	std::string m_helpCommand;
	/*-- ヘルプボタンで開くURL --*/
	std::string m_helpUrl;
	QPushButton *m_helpButton;

public:
#if QT_VERSION >= 0x050500
	ParamsPageSet(QWidget *parent = 0, Qt::WindowFlags flags = 0);
#else
	ParamsPageSet(QWidget *parent = 0, Qt::WFlags flags = 0);
#endif
	~ParamsPageSet();

	void setFx(const TFxP &currentFx, const TFxP &actualFx, int frame);
	void setScene(ToonzScene *scene);
	void setIsCameraViewMode(bool isCameraViewMode);

	void updatePage(int frame, bool onlyParam);
	/*! Create a page reading xml file relating to \b fx. */
	void createControls(const TFxP &fx, int index = -1);

	ParamsPage *getCurrentParamsPage() const;
	ParamsPage *getParamsPage(int index) const;
	int getParamsPageCount() const { return (int)m_pagesList->count(); };

	ParamsPage *createParamsPage();
	void addParamsPage(ParamsPage *page, const char *name);

	QSize getPreferedSize() { return m_preferedSize; }

protected:
	void createPage(TIStream &is, const TFxP &fx, int index);

protected slots:
	void setPage(int);
	void openHelpFile();
	void openHelpUrl();
};

//=============================================================================
/*! \brief ParamViewer. Contains a stack of \b ParamsPageSet.

		Inherits \b QWidget.
*/
class DVAPI ParamViewer : public QFrame
{
	Q_OBJECT

	TFxP m_fx;

	QStackedWidget *m_tablePageSet;
	QMap<string, int> m_tableFxIndex;

public:
#if QT_VERSION >= 0x050500
	ParamViewer(QWidget *parent = 0, Qt::WindowFlags flags = 0);
#else
	ParamViewer(QWidget *parent = 0, Qt::WFlags flags = 0);
#endif
	~ParamViewer();

	void setFx(const TFxP &currentFx, const TFxP &actualFx, int frame, ToonzScene *scene);
	void setScene(ToonzScene *scene);
	void setIsCameraViewMode(bool isCameraViewMode);
	/*! If onlyParam is true don't invalidate raster of associated histogram. */
	void update(int frame, bool onlyParam);

	void setPointValue(int index, const TPointD &p);

protected:
	ParamsPageSet *getCurrentPageSet() const;

signals:
	void currentFxParamChanged();
	void actualFxParamChanged();
	void paramKeyChanged();

	void preferedSizeChanged(QSize);
	void showSwatchButtonToggled(bool);
};

//=============================================================================
/*! \brief FxSettings.

		Inherits \b QWidget.
*/

class QActionGroup;
class DVAPI FxSettings : public QSplitter
{
	Q_OBJECT

	QToolBar *m_toolBar;
	QAction *m_checkboardBg;
	ParamViewer *m_paramViewer;
	SwatchViewer *m_viewer;

	TFxHandle *m_fxHandle;
	TXsheetHandle *m_xsheetHandle;
	TSceneHandle *m_sceneHandle;
	TXshLevelHandle *m_levelHandle;
	TFrameHandle *m_frameHandle;
	TObjectHandle *m_objectHandle;

	FxKeyframeNavigator *m_keyframeNavigator;
	FrameNavigator *m_frameNavigator;

	TPixel32 m_checkCol1, m_checkCol2;

	bool m_isCameraModeView;

	int m_container_height;

public:
	FxSettings(QWidget *parent, const TPixel32 &checkCol1, const TPixel32 &checkCol2);
	~FxSettings();

	//Devono essere settati!
	void setFxHandle(TFxHandle *fxHandle);
	TFxHandle *getFxHandle() const { return m_fxHandle; }
	void setFrameHandle(TFrameHandle *frameHandle);
	TFrameHandle *getFrameHandle() const { return m_frameHandle; }
	void setXsheetHandle(TXsheetHandle *XsheetHandle);
	TXsheetHandle *getXsheetHandle() const { return m_xsheetHandle; }
	void setSceneHandle(TSceneHandle *sceneHandle);
	TSceneHandle *getSceneHandle() const { return m_sceneHandle; }
	void setLevelHandle(TXshLevelHandle *levelHandle);
	TXshLevelHandle *getLevelHandle() const { return m_levelHandle; }
	void setObjectHandle(TObjectHandle *objectHandle);
	TObjectHandle *getObjectHandle() const { return m_objectHandle; }

public slots:
	void setCurrentFrame();
	void setCurrentFx();
	void setCurrentScene();
	void notifySceneChanged();

protected:
	/*! \b currentFx is fx with parent, \b actualFx is simple fx. */
	void setFx(const TFxP &currentFx, const TFxP &actualFx);

	void createToolBar();
	void showEvent(QShowEvent *);
	void hideEvent(QHideEvent *);
	void setCheckboardColors(const TPixel32 &col1, const TPixel32 &col2);

	void changeTitleBar(TFx *fx);

protected slots:
	void updateViewer();
	void updateParamViewer();
	void onPointChanged(int index, const TPointD &p);
	void onViewModeChanged(QAction *);

	void setWhiteBg();
	void setBlackBg();
	void setCheckboardBg();

	void onPreferedSizeChanged(QSize);
	void onShowSwatchButtonToggled(bool);
};

#endif // FXSETTINGS_H