fix bug in del tower and some ui changes

loader.cpp

@@ -1,7 +1,6 @@
 #include "loader.h"
 
-Loader::Loader(QObject *parent) :
-    QObject(parent)
+Loader::Loader()
 {
     doc = new QDomDocument("data");
     qDebug() << createMapExample();
@@ -351,7 +350,7 @@ Game_Data * Loader::loadlevel(int id)
         if (wplist.isEmpty())
         {
             qCritical() << tr("Error wave %1 is empty!").arg(tbw.id);
-            return 0;
+            //return 0;
         }
         for (int j=0; j<wplist.size(); j++)
         {
@@ -490,6 +489,7 @@ Game_Data * Loader::loadlevel(int id)
                 gd->players[i]->srcTowers[j].splashes[k].images = gd->curAnimations.at(gd->players.at(i)->srcTowers.at(j).splashes.at(k).imgType).images;
         }
     gd->towerSelect.images = gd->alienSelect.images = 0;
+    gd->blood = 0;
     for (QHash<int,tbAnimation>::iterator i = animations.begin();
          i != animations.end(); ++i)
     {
@@ -509,7 +509,15 @@ Game_Data * Loader::loadlevel(int id)
                 anim.images->append(new QImage(i->pathes.at(k)));
             gd->alienSelect = anim;
         }
+        if (i->name == "blood")
+        {
+            gd->blood = new QImage(i->pathes.at(0));
+            QSize size = gd->blood->size();
+            qDebug() << size;
+            gd->bloodrect = QRectF(QPointF(-(size.width()/2),-(size.height()/2)),size);
+        }
     }
+    if (gd->blood == 0) gd->blood = new QImage();
     if (gd->towerSelect.images == 0)
     {
         AnimationType anim;