Fixes for map editor

1) fix owner serialization for hero placeholder
2) fix roads/rivers layout
3) fix lasso

lib/gameState/CGameStateCampaign.cpp

@@ -336,7 +336,8 @@ void CGameStateCampaign::replaceHeroesPlaceholders(const std::vector<CampaignHer
 
 		CGHeroInstance *heroToPlace = campaignHeroReplacement.hero;
 		heroToPlace->id = campaignHeroReplacement.heroPlaceholderId;
-		heroToPlace->tempOwner = heroPlaceholder->tempOwner;
+		if(heroPlaceholder->tempOwner.isValidPlayer())
+			heroToPlace->tempOwner = heroPlaceholder->tempOwner;
 		heroToPlace->pos = heroPlaceholder->pos;
 		heroToPlace->type = VLC->heroh->objects[heroToPlace->subID];
 		heroToPlace->appearance = VLC->objtypeh->getHandlerFor(Obj::HERO, heroToPlace->type->heroClass->getIndex())->getTemplates().front();

lib/mapObjects/CGHeroInstance.cpp

@@ -42,6 +42,8 @@ VCMI_LIB_NAMESPACE_BEGIN
 
 void CGHeroPlaceholder::serializeJsonOptions(JsonSerializeFormat & handler)
 {
+	serializeJsonOwner(handler);
+	
 	bool isHeroType = heroType.has_value();
 	handler.serializeBool("placeholderType", isHeroType, false);
 	

mapeditor/inspector/inspector.cpp

@@ -123,6 +123,8 @@ void Initializer::initialize(CGHeroPlaceholder * o)
 {
 	if(!o) return;
 	
+	o->tempOwner = defaultPlayer;
+	
 	if(!o->powerRank.has_value() && !o->heroType.has_value())
 		o->powerRank = 0;
 	
@@ -274,6 +276,8 @@ void Inspector::updateProperties(CGHeroPlaceholder * o)
 {
 	if(!o) return;
 	
+	addProperty("Owner", o->tempOwner, false);
+	
 	bool type = false;
 	if(o->heroType.has_value())
 		type = true;

mapeditor/mainwindow.ui

@@ -953,7 +953,11 @@
           <number>0</number>
          </property>
          <item>
-          <layout class="QVBoxLayout" name="roadLayout"/>
+          <layout class="QVBoxLayout" name="roadLayout">
+           <property name="spacing">
+            <number>1</number>
+           </property>
+          </layout>
          </item>
         </layout>
        </widget>
@@ -989,7 +993,11 @@
           <number>0</number>
          </property>
          <item>
-          <layout class="QVBoxLayout" name="riverLayout"/>
+          <layout class="QVBoxLayout" name="riverLayout">
+           <property name="spacing">
+            <number>1</number>
+           </property>
+          </layout>
          </item>
         </layout>
        </widget>

mapeditor/mapview.cpp

@@ -89,8 +89,6 @@ void MapView::mouseMoveEvent(QMouseEvent *mouseEvent)
 	if(tile == tilePrev) //do not redraw
 		return;
 
-	tilePrev = tile;
-
 	emit currentCoordinates(tile.x, tile.y);
 
 	switch(selectionTool)
@@ -208,7 +206,21 @@ void MapView::mouseMoveEvent(QMouseEvent *mouseEvent)
 	case MapView::SelectionTool::Lasso:
 		if(mouseEvent->buttons() == Qt::LeftButton)
 		{
-			sc->selectionTerrainView.select(tile);
+			for(auto i = tilePrev; i != tile;)
+			{
+				int length = std::numeric_limits<int>::max();
+				int3 dir;
+				for(auto & d : int3::getDirs())
+				{
+					if(tile.dist2dSQ(i + d) < length)
+					{
+						dir = d;
+						length = tile.dist2dSQ(i + d);
+					}
+				}
+				i += dir;
+				sc->selectionTerrainView.select(i);
+			}
 			sc->selectionTerrainView.draw();
 		}
 		break;
@@ -235,6 +247,8 @@ void MapView::mouseMoveEvent(QMouseEvent *mouseEvent)
 		sc->selectionObjectsView.draw();
 		break;
 	}
+	
+	tilePrev = tile;
 }
 
 void MapView::mousePressEvent(QMouseEvent *event)
@@ -459,6 +473,23 @@ void MapView::mouseReleaseEvent(QMouseEvent *event)
 	case MapView::SelectionTool::Lasso: {
 		if(event->button() == Qt::RightButton)
 			break;
+		
+		//connect with initial tile
+		for(auto i = tilePrev; i != tileStart;)
+		{
+			int length = std::numeric_limits<int>::max();
+			int3 dir;
+			for(auto & d : int3::getDirs())
+			{
+				if(tileStart.dist2dSQ(i + d) < length)
+				{
+					dir = d;
+					length = tileStart.dist2dSQ(i + d);
+				}
+			}
+			i += dir;
+			sc->selectionTerrainView.select(i);
+		}
 				
 		//key: y position of tile
 		//value.first: x position of left tile