Allow creating new maps in the map (Mudlet#1777)

* Allow loading of maps if no map is currently available

* Added support for creating new maps

* Adjust text per review

src/T2DMap.cpp

@@ -31,6 +31,7 @@
 #include "TRoomDB.h"
 #include "dlgMapper.h"
 #include "dlgRoomExits.h"
+#include "mudlet.h"
 
 #include "pre_guard.h"
 #include <QtEvents>
@@ -2666,6 +2667,25 @@ void T2DMap::mousePressEvent(QMouseEvent* event)
         }
 
         if (!mLabelHilite && mCustomLineSelectedRoom == 0) {
+            auto playerRoom = mpMap->mpRoomDB->getRoom(mpMap->mRoomIdHash.value(mpHost->getName()));
+            auto pArea = mpMap->mpRoomDB->getArea(mAID);
+
+            if (!playerRoom || !pArea) {
+                auto createMap = new QAction(tr("create new map"), this);
+                connect(createMap, &QAction::triggered, this, &T2DMap::slot_newMap);
+
+                auto loadMap = new QAction(tr("load map"), this);
+                connect(loadMap, &QAction::triggered, this, &T2DMap::slot_loadMap);
+
+                mPopupMenu = true;
+
+                popup->addAction(createMap);
+                popup->addAction(loadMap);
+
+                popup->popup(mapToGlobal(event->pos()));
+                return;
+            }
+
             QAction* action = new QAction("move", this);
             action->setToolTip(tr("Move room"));
             connect(action, SIGNAL(triggered()), this, SLOT(slot_moveRoom()));
@@ -2715,10 +2735,7 @@ void T2DMap::mousePressEvent(QMouseEvent* event)
             connect(action13, SIGNAL(triggered()), this, SLOT(slot_setArea()));
 
             QAction* action14 = new QAction("custom exit lines", this);
-            TArea* pArea = mpMap->mpRoomDB->getArea(mAID);
-            if (!pArea) {
-                return;
-            }
+
             if (pArea->gridMode) {
                 // Disable custom exit lines in grid mode as they aren't visible anyway
                 action14->setToolTip(tr("Custom exit lines are not shown and are not editable in grid mode"));
@@ -3853,6 +3870,59 @@ void T2DMap::slot_setRoomWeight()
     }
 }
 
+void T2DMap::slot_loadMap() {
+    if (!mpHost) {
+        return;
+    }
+
+    QString fileName = QFileDialog::getOpenFileName(
+                           this,
+                           tr("Load Mudlet map"),
+                           mudlet::getMudletPath(mudlet::profileMapsPath, mpHost->getName()),
+                           tr("Mudlet map (*.dat);;Xml map data (*.xml);;Any file (*)",
+                              "Do not change extensions (in braces) as they are used programmatically"));
+    if (fileName.isEmpty()) {
+        return;
+    }
+
+    if (fileName.endsWith(QStringLiteral(".xml"), Qt::CaseInsensitive)) {
+        mpHost->mpConsole->importMap(fileName);
+    } else {
+        mpHost->mpConsole->loadMap(fileName);
+    }
+}
+
+void T2DMap::slot_newMap()
+{
+    if (!mpHost) {
+        return;
+    }
+
+    auto roomID = mpHost->mpMap->createNewRoomID();
+
+    if (!mpHost->mpMap->addRoom(roomID)) {
+        return;
+    }
+
+    mpHost->mpMap->setRoomArea(roomID, -1, false);
+    mpHost->mpMap->setRoomCoordinates(roomID, 0, 0, 0);
+    mpHost->mpMap->mMapGraphNeedsUpdate = true;
+
+    auto room = mpHost->mpMap->mpRoomDB->getRoom(roomID);
+    mpHost->mpMap->mRoomIdHash[mpHost->getName()] = roomID;
+    mpHost->mpMap->mNewMove = true;
+    if (mpHost->mpMap->mpM) {
+        mpHost->mpMap->mpM->update();
+    }
+
+    if (mpHost->mpMap->mpMapper->mp2dMap) {
+        mpHost->mpMap->mpMapper->mp2dMap->isCenterViewCall = true;
+        mpHost->mpMap->mpMapper->mp2dMap->update();
+        mpHost->mpMap->mpMapper->mp2dMap->isCenterViewCall = false;
+        mpHost->mpMap->mpMapper->resetAreaComboBoxToPlayerRoomArea();
+    }
+}
+
 void T2DMap::slot_setArea()
 {
     QUiLoader loader;

src/T2DMap.h

@@ -197,6 +197,8 @@ public slots:
     void slot_customLineAddPoint();
     void slot_customLineRemovePoint();
     void slot_cancelCustomLineDialog();
+    void slot_loadMap();
+    void slot_newMap();
 
 private:
     void resizeMultiSelectionWidget();

src/dlgProfilePreferences.cpp

@@ -1493,7 +1493,7 @@ void dlgProfilePreferences::loadMap()
                            tr("Load Mudlet map"),
                            mudlet::getMudletPath(mudlet::profileMapsPath, pHost->getName()),
                            tr("Mudlet map (*.dat);;Xml map data (*.xml);;Any file (*)",
-                              "Do not change extensions (in braces) they are used programmatically!"));
+                              "Do not change extensions (in braces) as they are used programmatically"));
     if (fileName.isEmpty()) {
         return;
     }