Ticket #1163: 1163.2.diff

source/tools/atlas/AtlasUI/ScenarioEditor/Tools/PlaceObject.cpp

@@ -1 @@
-/* Copyright (C) 2013 Wildfire Games.
+/* Copyright (C) 2015 Wildfire Games.
  * This file is part of 0 A.D.
  *
  * 0 A.D. is free software: you can redistribute it and/or modify
@@ -181 +181 @@
                 return true;
             else if (evt.LeftUp())
             {
-                obj->m_Target = Position(evt.GetPosition());
-                // Create the actual object
-                obj->SendObjectMsg(false);
+                AtlasMessage::qCanPlaceObject canPlaceObject;
+                canPlaceObject.Post();
+
+                if (canPlaceObject.response)
+                {
+                    obj->m_Target = Position(evt.GetPosition());
+                    // Create the actual object
+                    obj->SendObjectMsg(false);
+                }
                 // Go back to preview mode
                 SET_STATE(Waiting);
                 obj->m_ObjPos = obj->m_ScreenPos = obj->m_Target;

source/tools/atlas/AtlasUI/ScenarioEditor/Tools/TransformObject.cpp

@@ -1 @@
-/* Copyright (C) 2014 Wildfire Games.
+/* Copyright (C) 2015 Wildfire Games.
  * This file is part of 0 A.D.
  *
  * 0 A.D. is free software: you can redistribute it and/or modify
@@ -366 +359 @@
         {
             if (evt.LeftUp())
             {
+                AtlasMessage::qCanPlaceObject canPlaceObject;
+                canPlaceObject.Post();
+
+                if (!canPlaceObject.response)
+                {
+                    ScenarioEditor::GetCommandProc().FinaliseLastCommand();
+                    ScenarioEditor::GetCommandProc().Undo();
+                }
                 SET_STATE(Waiting);
                 return true;
             }
@@ -536 +537 @@
             }
             else if (evt.LeftDown())
             {
-                //Place the object and update 
-                obj->OnPasteEnd(false);
+                AtlasMessage::qCanPlaceObject canPlaceObject;
+                canPlaceObject.Post();
+
+                if (canPlaceObject.response)
+                    obj->OnPasteEnd(false); //Place the object and update
+
                 return true;
             }
             else

source/tools/atlas/GameInterface/Handlers/ObjectHandlers.cpp

@@ -1 @@
-/* Copyright (C) 2014 Wildfire Games.
+/* Copyright (C) 2015 Wildfire Games.
  * This file is part of 0 A.D.
  *
  * 0 A.D. is free software: you can redistribute it and/or modify
@@ -48 +48 @@
 #include "simulation2/components/ICmpSelectable.h"
 #include "simulation2/components/ICmpTemplateManager.h"
 #include "simulation2/components/ICmpVisual.h"
+#include "simulation2/components/ICmpObstruction.h"
 #include "simulation2/helpers/Selection.h"
 #include "ps/XML/XMLWriter.h"
 
@@ -61 +62 @@
     }
 }
 
+//Helpers for object constraints
+bool CanPlaceObjectEntityHelper(entity_id_t ent)
+{
+    CmpPtr<ICmpObstruction> cmpObstruction(*g_Game->GetSimulation2(), ent);
+    if (!cmpObstruction)
+        return true;
+    else
+    {
+        //use default passClasName.
+        ICmpObstruction::EFoundationCheck result = cmpObstruction->CheckFoundation("default");
+        if (result != ICmpObstruction::FOUNDATION_CHECK_SUCCESS)
+            return false;
+    }
+    return true;
+}
+
+void CheckObstructionAndUpdateVisual(entity_id_t id)
+{
+    //Check build Constraint
+    CmpPtr<ICmpVisual> cmpVisual(*g_Game->GetSimulation2(), id);
+    if (cmpVisual)
+    {
+        if (!CanPlaceObjectEntityHelper(id))
+            cmpVisual->SetShadingColour(fixed::FromDouble(1.4), fixed::FromDouble(0.4), fixed::FromDouble(0.4), fixed::FromDouble(1));
+        else
+            cmpVisual->SetShadingColour(fixed::FromDouble(1), fixed::FromDouble(1), fixed::FromDouble(1), fixed::FromDouble(1));
+    }
+}
+
+bool CanPlaceObjectListHelper(std::vector<entity_id_t>::const_iterator start, std::vector<entity_id_t>::const_iterator end)
+{
+    for (std::vector<entity_id_t>::const_iterator i = start; i != end; i++)
+    {
+        if (!CanPlaceObjectEntityHelper(*i))
+            return false;
+    }
+    return true;
+}
+
 QUERYHANDLER(GetObjectsList)
 {
     std::vector<sObjectsListItem> objects;
@@ -375 +415 @@
     msg->ids = g_Selection;
 }
 
+QUERYHANDLER(CanPlaceObject)
+{
+    if (!g_PreviewEntitiesID.empty())
+        msg->response = CanPlaceObjectListHelper(g_PreviewEntitiesID.begin(), g_PreviewEntitiesID.end());
+    else if (!g_Selection.empty())
+        msg->response = CanPlaceObjectListHelper(g_Selection.begin(), g_Selection.end());
+    else
+        msg->response = true; //by default
+}
+
 MESSAGEHANDLER(ObjectPreviewToEntity)
 {
     UNUSED2(msg);
@@ -473 +523 @@
             posFinal = posFixed + dir;
         }
         cmpPosition->JumpTo(posFinal.X, posFinal.Z);
+
+        //Check build Constraint
+        CheckObstructionAndUpdateVisual(id);
     }
 }
 
@@ -543 +596 @@
         CmpPtr<ICmpOwnership> cmpOwnership(*g_Game->GetSimulation2(), g_PreviewEntityID);
         if (cmpOwnership)
             cmpOwnership->SetOwner((player_id_t)msg->settings->player);
+
+        //Check build Constraint
+        CheckObstructionAndUpdateVisual(g_PreviewEntityID);
     }
 }
 
@@ -736 +792 @@
         ObjectPositionMap::iterator it;
         for (it = map.begin(); it != map.end(); ++it)
         {
-            CmpPtr<ICmpPosition> cmpPosition(*g_Game->GetSimulation2(), (entity_id_t)it->first);
+            entity_id_t id = (entity_id_t)it->first;
+            CmpPtr<ICmpPosition> cmpPosition(*g_Game->GetSimulation2(), id);
             if (!cmpPosition)
                 return;
 
@@ -743 +800 @@
             // Set 2D position, ignoring height
             CVector3D pos = it->second;
             cmpPosition->JumpTo(entity_pos_t::FromFloat(pos.X), entity_pos_t::FromFloat(pos.Z));
+
+            //Check build Constraint
+            CheckObstructionAndUpdateVisual(id);
         }
     }
 

source/tools/atlas/GameInterface/Messages.h

@@ -1 @@
-/* Copyright (C) 2014 Wildfire Games.
+/* Copyright (C) 2015 Wildfire Games.
  * This file is part of 0 A.D.
  *
  * 0 A.D. is free software: you can redistribute it and/or modify
@@ -345 +349 @@
     ((std::vector<ObjectID>, ids))
     );
 
+// Check if current preview(s) object(s) can create or current selection move can place
+QUERY(CanPlaceObject,
+    , //No inputs
+    ((bool, response))
+    );
 // Moving Preview(s) object together, default is using the firs element in vector
 MESSAGE(MoveObjectPreview,
         ((Position,pos))