porymap/include/editor.h

#pragma once
#ifndef EDITOR_H
#define EDITOR_H

#include <QGraphicsScene>
#include <QGraphicsItemGroup>
#include <QGraphicsSceneMouseEvent>
#include <QGraphicsItemAnimation>
#include <QComboBox>
#include <QCheckBox>
#include <QCursor>
#include <QUndoGroup>

#include "mapconnection.h"
#include "metatileselector.h"
#include "movementpermissionsselector.h"
#include "project.h"
#include "ui_mainwindow.h"
#include "bordermetatilespixmapitem.h"
#include "connectionpixmapitem.h"
#include "currentselectedmetatilespixmapitem.h"
#include "collisionpixmapitem.h"
#include "mappixmapitem.h"
#include "settings.h"
#include "movablerect.h"
#include "cursortilerect.h"
#include "mapruler.h"

class DraggablePixmapItem;
class MetatilesPixmapItem;

class Editor : public QObject
{
    Q_OBJECT
public:
    Editor(Ui::MainWindow* ui);
    ~Editor();

    Editor() = delete;
    Editor(const Editor &) = delete;
    Editor & operator = (const Editor &) = delete;

public:
    Ui::MainWindow* ui;
    QObject *parent = nullptr;
    Project *project = nullptr;
    Map *map = nullptr;
    Settings *settings;
    void saveProject();
    void save();
    void closeProject();
    bool setMap(QString map_name);
    void saveUiFields();
    void saveEncounterTabData();
    bool displayMap();
    void displayMetatileSelector();
    void displayMapMetatiles();
    void displayMapMovementPermissions();
    void displayBorderMetatiles();
    void displayCurrentMetatilesSelection();
    void redrawCurrentMetatilesSelection();
    void displayMovementPermissionSelector();
    void displayMapEvents();
    void displayMapConnections();
    void displayMapBorder();
    void displayMapGrid();
    void displayWildMonTables();

    void updateMapBorder();
    void updateMapConnections();

    void setEditingMap();
    void setEditingCollision();
    void setEditingObjects();
    void setEditingConnections();
    void setMapEditingButtonsEnabled(bool enabled);
    void setConnectionsVisibility(bool visible);
    void addNewConnection();
    void addConnection(Map* map, MapConnection* connection);
    void removeConnection(Map* map, MapConnection* connection);
    void removeConnectionItem(ConnectionPixmapItem* connectionItem, bool removeMirror = true);
    void removeSelectedConnection();
    void addNewWildMonGroup(QWidget *window);
    void deleteWildMonGroup();
    void updateDiveMap(QString mapName);
    void updateEmergeMap(QString mapName);
    void setSelectedConnectionFromMap(QString mapName);
    void updatePrimaryTileset(QString tilesetLabel, bool forceLoad = false);
    void updateSecondaryTileset(QString tilesetLabel, bool forceLoad = false);
    void toggleBorderVisibility(bool visible, bool enableScriptCallback = true);
    void updateCustomMapHeaderValues(QTableWidget *);
    void configureEncounterJSON(QWidget *);
    Tileset *getCurrentMapPrimaryTileset();

    DraggablePixmapItem *addMapEvent(Event *event);
    void selectMapEvent(DraggablePixmapItem *object);
    void selectMapEvent(DraggablePixmapItem *object, bool toggle);
    DraggablePixmapItem *addNewEvent(Event::Type type);
    void updateSelectedEvents();
    void duplicateSelectedEvents();
    void redrawObject(DraggablePixmapItem *item);
    QList<DraggablePixmapItem *> getObjects();
    void updateCursorRectPos(int x, int y);
    void setCursorRectVisible(bool visible);
    void updateWarpEventWarning(Event *event);
    void updateWarpEventWarnings();
    bool eventLimitReached(Map *, Event::Type);

    QGraphicsScene *scene = nullptr;
    QGraphicsPixmapItem *current_view = nullptr;
    MapPixmapItem *map_item = nullptr;
    ConnectionPixmapItem* selected_connection_item = nullptr;
    QList<ConnectionPixmapItem*> connection_items;
    QGraphicsPathItem *connection_mask = nullptr;
    CollisionPixmapItem *collision_item = nullptr;
    QGraphicsItemGroup *events_group = nullptr;
    QList<QGraphicsPixmapItem*> borderItems;
    QList<QGraphicsLineItem*> gridLines;
    MovableRect *playerViewRect = nullptr;
    CursorTileRect *cursorMapTileRect = nullptr;
    MapRuler *map_ruler = nullptr;

    QGraphicsScene *scene_metatiles = nullptr;
    QGraphicsScene *scene_current_metatile_selection = nullptr;
    QGraphicsScene *scene_selected_border_metatiles = nullptr;
    QGraphicsScene *scene_collision_metatiles = nullptr;
    QGraphicsScene *scene_elevation_metatiles = nullptr;
    MetatileSelector *metatile_selector_item = nullptr;

    BorderMetatilesPixmapItem *selected_border_metatiles_item = nullptr;
    CurrentSelectedMetatilesPixmapItem *current_metatile_selection_item = nullptr;
    MovementPermissionsSelector *movement_permissions_selector_item = nullptr;

    QList<DraggablePixmapItem *> *selected_events = nullptr;

    QString map_edit_mode = "paint";
    QString obj_edit_mode = "select";

    int scaleIndex = 2;
    qreal collisionOpacity = 0.5;
    static QList<QList<const QImage*>> collisionIcons;

    void objectsView_onMousePress(QMouseEvent *event);

    int getBorderDrawDistance(int dimension);

    QUndoGroup editGroup; // Manages the undo history for each map

    bool selectingEvent = false;

    void shouldReselectEvents();
    void scaleMapView(int);
    static void openInTextEditor(const QString &path, int lineNum = 0);
    bool eventLimitReached(Event::Type type);
    void setCollisionGraphics();

public slots:
    void openMapScripts() const;
    void openScript(const QString &scriptLabel) const;
    void openProjectInTextEditor() const;
    void maskNonVisibleConnectionTiles();
    void onBorderMetatilesChanged();
    void selectedEventIndexChanged(int index, Event::Group eventGroup);

private:
    const QImage defaultCollisionImgSheet = QImage(":/images/collisions.png");
    const QImage collisionPlaceholder = QImage(":/images/collisions_unknown.png");
    QPixmap collisionSheetPixmap;

    void updateBorderVisibility();
    QPoint calculateConnectionPosition(const MapConnection *connection, const QPixmap &pixmap);
    void updateConnectionItem(ConnectionPixmapItem* connectionItem);
    void updateConnectionItemPos(ConnectionPixmapItem* connectionItem);
    void createConnectionItem(MapConnection* connection);
    void populateConnectionsList();
    void addConnectionToList(ConnectionPixmapItem* connection);
    void updateDiveEmergeMap(QString mapName, QString direction);
    bool shouldMirrorConnection(const MapConnection &source);
    MapConnectionMirror getMirroredConnection(const MapConnection&);
    void addMirroredConnection(const MapConnection&);
    void removeMirroredConnection(const MapConnection&);
    void updateEncounterFields(EncounterFields newFields);
    QString getMovementPermissionText(uint16_t collision, uint16_t elevation);
    QString getMetatileDisplayMessage(uint16_t metatileId);
    void setCollisionTabSpinBoxes(uint16_t collision, uint16_t elevation);
    static bool startDetachedProcess(const QString &command,
                                    const QString &workingDirectory = QString(),
                                    qint64 *pid = nullptr);

private slots:
    void onMapStartPaint(QGraphicsSceneMouseEvent *event, MapPixmapItem *item);
    void onMapEndPaint(QGraphicsSceneMouseEvent *event, MapPixmapItem *item);
    void setSmartPathCursorMode(QGraphicsSceneMouseEvent *event);
    void setStraightPathCursorMode(QGraphicsSceneMouseEvent *event);
    void mouseEvent_map(QGraphicsSceneMouseEvent *event, MapPixmapItem *item);
    void mouseEvent_collision(QGraphicsSceneMouseEvent *event, CollisionPixmapItem *item);
    void setConnectionOffset(MapConnection *connection, int offset);
    void setConnectionMap(MapConnection *connection, const QString &mapName);
    void setConnectionDirection(MapConnection *connection, const QString &direction);
    void onConnectionItemSelected(ConnectionPixmapItem* connectionItem);
    void onHoveredMovementPermissionChanged(uint16_t, uint16_t);
    void onHoveredMovementPermissionCleared();
    void onHoveredMetatileSelectionChanged(uint16_t);
    void onHoveredMetatileSelectionCleared();
    void onHoveredMapMetatileChanged(const QPoint &pos);
    void onHoveredMapMetatileCleared();
    void onHoveredMapMovementPermissionChanged(int, int);
    void onHoveredMapMovementPermissionCleared();
    void onSelectedMetatilesChanged();
    void onWheelZoom(int);
    void onToggleGridClicked(bool);

signals:
    void objectsChanged();
    void connectionItemDoubleClicked(QString, QString);
    void wildMonDataChanged();
    void warpEventDoubleClicked(QString, int, Event::Group);
    void currentMetatilesSelectionChanged();
    void mapRulerStatusChanged(const QString &);
    void editedMapData(Map*);
    void tilesetUpdated(QString);
};

#endif // EDITOR_H