#pragma once

#ifndef FXSCHEMATICNODE_H

#define FXSCHEMATICNODE_H

// TnzQt includes

#include "schematicnode.h"

// Qt includes

#include <qgraphicsitem></qgraphicsitem>

#include <qlist></qlist>

//==============================================================

//    Forward declarations

class TFx;

class TOutputFx;

class TXsheetFx;

class TZeraryColumnFx;

class TPaletteColumnFx;

class TLevelColumnFx;

class TStageObjectId;

class FxSchematicNode;

class FxSchematicScene;

class FxSchematicDock;

class FxSchematicColumnNode;

class FxSchematicPaletteNode;

class FxSchematicNormalFxNode;

class FxSchematicXSheetNode;

class FxSchematicOutputNode;

//==============================================================

enum eFxSchematicPortType {

  eFxOutputPort     = 200,

  eFxInputPort      = 201,

  eFxLinkPort       = 202,

  eFxGroupedInPort  = 203,

  eFxGroupedOutPort = 204

};

enum eFxType {

  eNormalFx              = 100,

  eZeraryFx              = 101,

  eMacroFx               = 102,

  eColumnFx              = 103,

  eOutpuFx               = 104,

  eXSheetFx              = 106,

  eGroupedFx             = 107,

  eNormalImageAdjustFx   = 108,

  eNormalLayerBlendingFx = 109,

  eNormalMatteFx         = 110

};

//*****************************************************

//    FxColumnPainter

//*****************************************************

class FxColumnPainter final : public QObject, public QGraphicsItem {

  Q_OBJECT

  Q_INTERFACES(QGraphicsItem)

  FxSchematicColumnNode *m_parent;

  double m_width, m_height;

  QString m_name;

  int m_type;

public:

  FxColumnPainter(FxSchematicColumnNode *parent, double width, double height,

                  const QString &name);

  virtual ~FxColumnPainter();

  QRectF boundingRect() const override;

  void paint(QPainter *painter, const QStyleOptionGraphicsItem *option,

             QWidget *widget = 0) override;

  void setName(const QString &name) { m_name = name; }

  QLinearGradient getGradientByLevelType(int type);

public slots:

  void onIconGenerated();

protected:

  void contextMenuEvent(QGraphicsSceneContextMenuEvent *cme) override;

};

//*****************************************************

//    FxPalettePainter

//*****************************************************

class FxPalettePainter final : public QGraphicsItem, public QObject {

  FxSchematicPaletteNode *m_parent;

  double m_width, m_height;

  QString m_name;

public:

  FxPalettePainter(FxSchematicPaletteNode *parent, double width, double height,

                   const QString &name);

  ~FxPalettePainter();

  QRectF boundingRect() const override;

  void paint(QPainter *painter, const QStyleOptionGraphicsItem *option,

             QWidget *widget = 0) override;

  void setName(const QString &name) { m_name = name; }

protected:

  void contextMenuEvent(QGraphicsSceneContextMenuEvent *cme) override;

};

//*****************************************************

//    FxPainter

//*****************************************************

class FxPainter final : public QObject, public QGraphicsItem {

  Q_OBJECT

  Q_INTERFACES(QGraphicsItem)

  FxSchematicNode *m_parent;

  double m_width, m_height;

  QString m_name, m_label;

  eFxType m_type;

  // to obtain the fx icons for zoom out view of the schematic

  std::string m_fxType;

  QLinearGradient getGradientByLevelType(eFxType);

  void paint_small(QPainter *painter);

public:

  FxPainter(FxSchematicNode *parent, double width, double height,

            const QString &name, eFxType type, std::string fxType);

  ~FxPainter();

  QRectF boundingRect() const override;

  void paint(QPainter *painter, const QStyleOptionGraphicsItem *option,

             QWidget *widget = 0) override;

  void setName(const QString &name) { m_name = name; }

protected:

  void contextMenuEvent(QGraphicsSceneContextMenuEvent *cme) override;

};

//*****************************************************

//    FxXSheetPainter

//*****************************************************

class FxXSheetPainter final : public QObject, public QGraphicsItem {

  Q_OBJECT

  Q_INTERFACES(QGraphicsItem)

  double m_width, m_height;

  FxSchematicXSheetNode *m_parent;

public:

  FxXSheetPainter(FxSchematicXSheetNode *parent, double width, double height);

  ~FxXSheetPainter();

  QRectF boundingRect() const override;

  void paint(QPainter *painter, const QStyleOptionGraphicsItem *option,

             QWidget *widget = 0) override;

protected:

  void contextMenuEvent(QGraphicsSceneContextMenuEvent *cme) override;

};

//*****************************************************

//    FxOutputPainter

//*****************************************************

class FxOutputPainter final : public QObject, public QGraphicsItem {

  Q_OBJECT

  Q_INTERFACES(QGraphicsItem)

  double m_width, m_height;

  bool m_isActive;

  FxSchematicOutputNode *m_parent;

public:

  FxOutputPainter(FxSchematicOutputNode *parent, double width, double height);

  ~FxOutputPainter();

  QRectF boundingRect() const override;

  void paint(QPainter *painter, const QStyleOptionGraphicsItem *option,

             QWidget *widget = 0) override;

protected:

  void contextMenuEvent(QGraphicsSceneContextMenuEvent *cme) override;

};

//*****************************************************

//    FxSchematicLink

//*****************************************************

class FxSchematicLink final : public SchematicLink {

  Q_OBJECT

public:

  FxSchematicLink(QGraphicsItem *parent, QGraphicsScene *scene);

  ~FxSchematicLink();

protected:

  void contextMenuEvent(QGraphicsSceneContextMenuEvent *cme) override;

};

//*****************************************************

//    FxSchematicPort

//*****************************************************

class FxSchematicPort final : public SchematicPort {

  TFx *m_ownerFx;

  FxSchematicPort *m_currentTargetPort;

  QList<schematiclink *=""> m_hiddenLinks;</schematiclink>

  QList<schematiclink *=""> m_ghostLinks;</schematiclink>

public:

  FxSchematicPort(FxSchematicDock *parent, int type);

  ~FxSchematicPort();

  QRectF boundingRect() const override;

  void paint(QPainter *painter, const QStyleOptionGraphicsItem *option,

             QWidget *widget = 0) override;

  bool linkTo(SchematicPort *port, bool checkOnly = false) override;

  FxSchematicDock *getDock() const;

  SchematicLink *makeLink(SchematicPort *port) override;

protected:

  void contextMenuEvent(QGraphicsSceneContextMenuEvent *cme) override;

  void mouseMoveEvent(QGraphicsSceneMouseEvent *me) override;

  void mouseReleaseEvent(QGraphicsSceneMouseEvent *me) override;

  TFx *getOwnerFx() const;

private:

  void linkEffects(TFx *inputFx, TFx *fx, int inputId);

  SchematicPort *searchPort(const QPointF &scenePos) override;

  //! Handles hiding of existing link and showing of ghost links for snapping

  //! after creation link only for fx having

  //! dynamic ports.

  //! If \b secondIndex is -1 consider the last port in the groupedPorts of the

  //! node.

  void handleSnappedLinksOnDynamicPortFx(

      const std::vector<tfxport *=""> &groupedPorts, int targetIndex,</tfxport>

      int startIndex = -1);

  void resetSnappedLinksOnDynamicPortFx();

  void hideSnappedLinks() override;

  void showSnappedLinks() override;

};

//*****************************************************

//    FxSchematicDock

//*****************************************************

class FxSchematicDock final : public QGraphicsItem, public QObject {

  QString m_name;

  double m_width;

  FxSchematicPort *m_port;

public:

  FxSchematicDock(FxSchematicNode *parent, const QString &string, double width,

                  eFxSchematicPortType type);

  ~FxSchematicDock();

  QRectF boundingRect() const override;

  void paint(QPainter *painter, const QStyleOptionGraphicsItem *option,

             QWidget *widget = 0) override;

  FxSchematicNode *getNode();

  FxSchematicPort *getPort() { return m_port; }

};

//*****************************************************

//    FxSchematicNode

//*****************************************************

class FxSchematicNode : public SchematicNode {

  Q_OBJECT

protected:

  enum eDropActionMode { eShift, eNone };

protected:

  QString m_name;  //!< Node's name (displayed on top, editable)

  TFxP

      m_fx;  //!< The node's associated fx (could be a wrapper to the actual fx)

  TFxP m_actualFx;  //!< The actual node's associated fx

  FxSchematicNode *m_linkedNode;

  QList<fxschematicdock *=""> m_inDocks;</fxschematicdock>

  FxSchematicDock *m_outDock;

  FxSchematicDock *m_linkDock;

  SchematicName *m_nameItem;

  eFxType m_type;

  bool m_isCurrentFxLinked;

  bool m_isLargeScaled;

protected:

  //! If the fx has dynamic port groups, ensures that each group always has at

  //! least one unlinked port

  //! that users can attach to, while keeping the number of unlinked ports to

  //! the minimum allowed by the

  //! group's specifics.

  virtual void checkDynamicInputPortSize() const;

  //! Adds a dynamic group port to the associated fx.

  void addDynamicInputPort(int groupIndex) const;

  //! Removes the port with specified name from the associated fx. Returns false

  //! (ie operation refused)

  //! if the specified port does not exists, is connected, or is not in a

  //! dynamic port group.

  bool removeDynamicInputPort(const std::string &name) const;

  //! Moves the port group links to the front ports.

  void shiftLinks() const;

  void updateOutputDockToolTips(const QString &name);

public:

  FxSchematicNode(FxSchematicScene *parent, TFx *fx, qreal width, qreal height,

                  eFxType type);

  void setWidth(const qreal &width) { m_width = width; }

  void setHeight(const qreal &height) { m_height = height; }

  void setSchematicNodePos(const QPointF &pos) const override;

  TFx *getFx() const { return m_fx.getPointer(); }

  bool isA(eFxType type) { return m_type == type; }

  int getInputPortCount() { return m_inDocks.size(); }

  int getInputDockId(FxSchematicDock *dock);

  FxSchematicPort *getInputPort(int i) {

    return m_inDocks[i] ? m_inDocks[i]->getPort() : 0;

  }

  FxSchematicPort *getOutputPort() {

    return m_outDock ? m_outDock->getPort() : 0;

  }

  FxSchematicPort *getLinkPort() {

    return m_linkDock ? m_linkDock->getPort() : 0;

  }

  bool isNameEditing() { return m_nameItem->isVisible(); }

  void onClicked() override;

  bool isCurrentFxLinked(SchematicNode *comingNode) {

    return m_isCurrentFxLinked;

  }

  void setIsCurrentFxLinked(bool value, FxSchematicNode *comingNode);

  void setPosition(const QPointF &newPos) override;

  void updatePortsPosition();

  virtual bool isOpened() { return true; }

  virtual bool isEnabled() const;

  virtual bool isCached() const;

  virtual void resize(bool maximizeNode) {}

  bool isLargeScaled() { return m_isLargeScaled; }

signals:

  void switchCurrentFx(TFx *fx);

  void currentColumnChanged(int index);

  void fxNodeDoubleClicked();

};

//*****************************************************

//    FxSchematicOutputNode

//*****************************************************

class FxSchematicOutputNode final : public FxSchematicNode {

  FxOutputPainter *m_outputPainter;

public:

  FxSchematicOutputNode(FxSchematicScene *scene, TOutputFx *fx);

  ~FxSchematicOutputNode();

  QRectF boundingRect() const override;

  void paint(QPainter *painter, const QStyleOptionGraphicsItem *option,

             QWidget *widget = 0) override;

protected:

  void mouseDoubleClickEvent(QGraphicsSceneMouseEvent *me) override;

};

//*****************************************************

//    FxSchematicXSheetNode

//*****************************************************

class FxSchematicXSheetNode final : public FxSchematicNode {

  FxXSheetPainter *m_xsheetPainter;

public:

  FxSchematicXSheetNode(FxSchematicScene *scene, TXsheetFx *fx);

  ~FxSchematicXSheetNode();

  QRectF boundingRect() const override;

  void paint(QPainter *painter, const QStyleOptionGraphicsItem *option,

             QWidget *widget = 0) override;

protected:

  void mouseDoubleClickEvent(QGraphicsSceneMouseEvent *me) override;

};

//*****************************************************

//    FxSchematicNormalFxNode

//*****************************************************

class FxSchematicNormalFxNode final : public FxSchematicNode {

  Q_OBJECT

  FxPainter *m_painter;

  SchematicToggle *m_renderToggle;

public:

  FxSchematicNormalFxNode(FxSchematicScene *scene, TFx *fx);

  ~FxSchematicNormalFxNode();

  QRectF boundingRect() const override;

  void paint(QPainter *painter, const QStyleOptionGraphicsItem *option,

             QWidget *widget = 0) override;

  void resize(bool maximizeNode) override;

protected:

  void mouseDoubleClickEvent(QGraphicsSceneMouseEvent *me) override;

protected slots:

  void onNameChanged();

  void onRenderToggleClicked(bool);

};

//*****************************************************

//    FxSchematicZeraryNode

//*****************************************************

class FxSchematicZeraryNode final : public FxSchematicNode {

  Q_OBJECT

  FxPainter *m_painter;

  int m_columnIndex;

  SchematicToggle *m_renderToggle, *m_cameraStandToggle;

public:

  FxSchematicZeraryNode(FxSchematicScene *scene, TZeraryColumnFx *fx);

  ~FxSchematicZeraryNode();

  QRectF boundingRect() const override;

  void paint(QPainter *painter, const QStyleOptionGraphicsItem *option,

             QWidget *widget = 0) override;

  void resize(bool maximizeNode) override;

  int getColumnIndex() { return m_columnIndex; }

  bool isCached() const override;

protected:

  void mouseDoubleClickEvent(QGraphicsSceneMouseEvent *me) override;

protected slots:

  void onRenderToggleClicked(bool);

  void onNameChanged();

};

//*****************************************************

//    FxSchematicColumnNode

//*****************************************************

class FxSchematicColumnNode final : public FxSchematicNode {

  Q_OBJECT

  SchematicThumbnailToggle *m_resizeItem;

  SchematicToggle *m_renderToggle, *m_cameraStandToggle;

  FxColumnPainter *m_columnPainter;

  int m_columnIndex;

  bool m_isOpened;

public:

  FxSchematicColumnNode(FxSchematicScene *scene, TLevelColumnFx *fx);

  ~FxSchematicColumnNode();

  QRectF boundingRect() const override;

  void paint(QPainter *painter, const QStyleOptionGraphicsItem *option,

             QWidget *widget = 0) override;

  QPixmap getPixmap();

  bool isOpened() override { return m_isOpened; }

  void getLevelTypeAndName(int &, QString &);

  void resize(bool maximizeNode) override;

  int getColumnIndex() { return m_columnIndex; }

protected:

  void mouseDoubleClickEvent(QGraphicsSceneMouseEvent *me) override;

private:

  void renameObject(const TStageObjectId &id, std::string name);

protected slots:

  void onRenderToggleClicked(bool);

  void onCameraStandToggleClicked(int);

  void onChangedSize(bool);

  void onNameChanged();

};

//*****************************************************

//    FxSchematicPaletteNode

//*****************************************************

class FxSchematicPaletteNode final : public FxSchematicNode {

  Q_OBJECT

  SchematicToggle *m_renderToggle;

  FxPalettePainter *m_palettePainter;

  int m_columnIndex;

public:

  FxSchematicPaletteNode(FxSchematicScene *scene, TPaletteColumnFx *fx);

  ~FxSchematicPaletteNode();

  QRectF boundingRect() const override;

  void paint(QPainter *painter, const QStyleOptionGraphicsItem *option,

             QWidget *widget = 0) override;

  QPixmap getPixmap();

  bool isOpened() override { return false; }

  int getColumnIndex() { return m_columnIndex; }

  QString getPaletteName();

protected:

  void mouseDoubleClickEvent(QGraphicsSceneMouseEvent *me) override;

protected slots:

  void onRenderToggleClicked(bool);

  void onNameChanged();

private:

  void renameObject(const TStageObjectId &id, std::string name);

};

//*****************************************************

//    FxGroupNode

//*****************************************************

class FxGroupNode final : public FxSchematicNode {

  Q_OBJECT

  QList<tfxp> m_groupedFxs;</tfxp>

  QList<tfxp> m_roots;</tfxp>

  int m_groupId;

  FxPainter *m_painter;

  SchematicToggle *m_renderToggle;

  bool m_isOpened;

public:

  FxGroupNode(FxSchematicScene *scene, const QList<tfxp> &groupedFx,</tfxp>

              const QList<tfxp> &roots, int groupId,</tfxp>

              const std::wstring &groupName);

  ~FxGroupNode();

  QRectF boundingRect() const override;

  void paint(QPainter *painter, const QStyleOptionGraphicsItem *option,

             QWidget *widget = 0) override;

  FxSchematicPort *getOutputPort() const {

    return m_outDock ? m_outDock->getPort() : 0;

  }

  bool isNameEditing() const { return m_nameItem->isVisible(); }

  QList<tfxp> getRootFxs() const { return m_roots; }</tfxp>

  int getRootCount() { return m_roots.size(); }

  int getFxCount() const { return m_groupedFxs.size(); }

  TFx *getFx(int i) const {

    return 0 <= i && i < m_groupedFxs.size() ? m_groupedFxs[i].getPointer() : 0;

  }

  QList<tfxp> getGroupedFxs() const { return m_groupedFxs; }</tfxp>

  void updateFxsDagPosition(const TPointD &pos) const;

  bool isOpened() override { return m_isOpened; }

  void resize(bool maximized) override;

  bool contains(TFxP fx);

  // returns the number of ports that take the group in input... it consider

  // also the node xsheet

  int getOutputConnectionsCount() const;

  bool isEnabled() const override;

  bool isCached() const override;

protected:

  void mouseDoubleClickEvent(QGraphicsSceneMouseEvent *me) override;

  QPointF computePos() const;

protected slots:

  void onNameChanged();

  void onRenderToggleClicked(bool);

};

#endif  // FXSCHEMATICNODE_H