Ghosts now visible aboard

[ghostsoverboard] / seascene.cpp

diff --git a/seascene.cpp b/seascene.cpp
index eaaef92..e4162be 100644 (file)
--- a/seascene.cpp
+++ b/seascene.cpp
@@ -1,6 +1,9 @@
 #include "seascene.h"
+#include "timercontrolledtursas.h"
+#include "ship.h"
 #include <QGraphicsPixmapItem>
 #include <QDebug>
+#include <QMessageBox>
 
 const QString ghostImageFilename_ = ":/pix/aave.png";
 const QString rockImageFilename_ =":/pix/kari.png";
@@ -16,6 +19,10 @@ SeaScene::SeaScene(QObject *parent) :
 
 void SeaScene::setupMap(int ghosts, int rocks, int octopuses)
 {
+    //empty the map
+
+    clear();
+
     //empty the list of free slots
     freeTiles_.clear();
 
@@ -34,26 +41,136 @@ void SeaScene::setupMap(int ghosts, int rocks, int octopuses)
             freeTiles_.append(QPointF(i*40,j*40));
         }
     }
+
+
+    //spread the rocks
+
+    for (int i = 0; i < rocks; i++)
+    {
+        QPointF * pPosition = findRandomFreeSlot();
+
+        //If there was no room no point to continue
+        if (pPosition == NULL)
+            break;
+
+        QPixmap rockPixmap (":/pix/kari.png");
+        QGraphicsPixmapItem * pRock = addPixmap(rockPixmap);
+        pRock->setData(0,"rock");
+        pRock->setPos(*pPosition);
+        delete pPosition;
+
+    }
+
+    //spread the ghosts
+
+    ghostsLeft_ = ghosts;
     spreadGhosts(ghosts);
+
+
+
+    //spread the octopuses
+
+
+    for (int i=0; i < octopuses; i++)
+    {
+        QPointF * pPosition = findRandomFreeSlot();
+
+        //If there was no room no point to continue
+        if (pPosition == NULL)
+            break;
+
+    QPixmap octopusPixmap (":/pix/tursas.png");
+    TimerControlledTursas * pOctopus = new TimerControlledTursas (octopusPixmap,100);
+    pOctopus->setData(0,"octopus");
+    pOctopus->setPos(*pPosition);
+    addItem(pOctopus);
+    pOctopus->startMoving();
+    delete pPosition;
+
+    }
+
+
+    //place the ship
+
+    QPointF * pPosition = findRandomFreeSlot();
+    if (pPosition == NULL)
+    {
+        // Game cannot begin without a free position for ship, so give an error message and return
+
+        QMessageBox::critical(NULL,"Error! Too many objects on screen","No free space to place the ship. The game cannot start. Please choose another level.");
+        return;
+    }
+
+    QList<QPixmap> shipImages;
+    shipImages.append(QPixmap(":/pix/laiva.png"));
+    shipImages.append(QPixmap(":/pix/laiva_1aave.png"));
+    shipImages.append(QPixmap(":/pix/laiva_2aave.png"));
+    shipImages.append(QPixmap(":/pix/laiva_3aave.png"));
+    shipImages.append(QPixmap(":/pix/laiva_4aave.png"));
+    shipImages.append(QPixmap(":/pix/laiva_5aave.png"));
+    shipImages.append(QPixmap(":/pix/laiva_6aave.png"));
+    shipImages.append(QPixmap(":/pix/laiva_7aave.png"));
+    shipImages.append(QPixmap(":/pix/laiva_8aave.png"));
+    shipImages.append(QPixmap(":/pix/laiva_9aave.png"));
+    shipImages.append(QPixmap(":/pix/laiva_10aave.png"));
+
+    Ship * pShip = new Ship (shipImages);
+    pShip->setData(0,"ship");
+    pShip->setPos(*pPosition);
+    addItem(pShip);
+    connect(pShip,SIGNAL(pickingGhost(QGraphicsItem*)),this, SLOT(removeGhost(QGraphicsItem*)) );
+    connect(pShip,SIGNAL(droppingGhosts(int)),this,SLOT(ghostsDropped(int)));
+    pShip->startMoving();
+    delete pPosition;
 }
 
+
 void SeaScene::spreadGhosts(int ghosts)
 {
     for (int i=0; i < ghosts; i++)
     {
-        QPointF position = findRandomFreeSlot();
+        QPointF * pPosition = findRandomFreeSlot();
 
-        QGraphicsPixmapItem * pGhost = addPixmap(QPixmap(":/pix/aave.png"));
+        //If there was no room no point to continue
+        if (pPosition == NULL)
+            return;
+
+        QPixmap ghostPixmap(":/pix/aave.png");
+        QGraphicsPixmapItem * pGhost = addPixmap(ghostPixmap);
         pGhost->setData(0,"ghost");
-        pGhost->setPos(position);
+        pGhost->setPos(*pPosition);
+        delete pPosition;
     }
 }
 
-QPointF SeaScene::findRandomFreeSlot()
+QPointF* SeaScene::findRandomFreeSlot()
 {
+    if (freeTiles_.isEmpty())
+        return NULL;
+
     int index = qrand()%freeTiles_.size();
 
     qDebug()  << index << " index";
-    return freeTiles_.takeAt(index);
+    return new QPointF (freeTiles_.takeAt(index));
 
 }
+
+void SeaScene::removeGhost(QGraphicsItem *pGhost)
+{
+    removeItem(pGhost);  //remove the item from scene
+    freeTiles_.append(pGhost->scenePos()); //add the item's position to free slots
+    delete pGhost;
+    ghostsLeft_--;
+    if (ghostsLeft_ == 0)
+    {
+        //here whatever happens when a level is complete / a signal
+        qDebug() << "All ghosts picked!";
+    }
+}
+
+void SeaScene::ghostsDropped(int ghosts)
+{
+    ghostsLeft_ += ghosts;
+
+    spreadGhosts(ghosts);
+}