Pull up methods from mainwidget to sceneholder for sharing in both client and server

1 files changed, 115 insertions, 0 deletions

diff --git a/pacman-c++/sceneholder.cpp b/pacman-c++/sceneholder.cpp
new file mode 100644
index 0000000..83025d5
--- /dev/null
+++ b/pacman-c++/sceneholder.cpp
@@ -0,0 +1,115 @@
+#include "sceneholder.h"
+
+#include "constants.h"
+#include "pixmapitem.h"
+#include "block.h"
+#include "actor.h"
+#include "bonuspoint.h"
+#include "point.h"
+
+SceneHolder::SceneHolder(QWidget* parent): QWidget(parent)
+{
+  m_scene = new QGraphicsScene(0, 0, Constants::map_size_pixel.width, Constants::map_size_pixel.height, this);
+  m_scene->setBackgroundBrush(Qt::black);
+
+  visualMap.resize(Constants::map_size.width);
+  for (int i=0; i<visualMap.size(); ++i) {
+    visualMap[i].resize(Constants::map_size.height);
+  }
+}
+
+void SceneHolder::updateMap(const Transmission::map_t& map)
+{
+  for (unsigned int x = 0; x < Constants::map_size.width; ++x)
+  {
+    for (unsigned int y = 0; y < Constants::map_size.height; ++y)
+    {
+      const Transmission::field_t &cur = map[x][y];
+      if (cur == Transmission::none)
+        continue;
+      //qDebug() << "not 0 at x=" << x << ", y=" << y << ", val=" << cur;
+
+      Color::Color color = static_cast<Color::Color>(cur & Transmission::color_mask);
+      //qDebug() << "col=" << color;
+
+      PixmapItem* item = NULL;
+      if (cur & Transmission::block)
+      {
+        unsigned int neighbours = Block::None;
+        // check left side
+        if (x > 0 && map[x - 1][y] & Transmission::block)
+          neighbours |= Block::Left;
+        // check right side
+        if (x < Constants::map_size.width && map[x + 1][y] & Transmission::block)
+          neighbours |= Block::Right;
+        // check upside
+        if (y > 0 && map[x][y - 1] & Transmission::block)
+          neighbours |= Block::Up;
+        // check down side
+        if (y < Constants::map_size.height && map[x][y + 1] & Transmission::block)
+          neighbours |= Block::Down;
+        item = new Block(color, neighbours);
+      }
+      else if (cur & Transmission::bonuspoint)
+        item = new BonusPoint();
+      else if (cur & Transmission::point)
+        item = new Point();
+      else if (cur & Transmission::pacman)
+      {
+        Actor *actor = m_actors.value(color, NULL);
+        if (actor == NULL)
+        {
+          //qDebug() << "new actor of col" << color;
+          actor = new Actor(color, (color == Color::red)); //TODO: red = local for testing
+          m_actors[color] = actor;
+          m_scene->addItem(actor);
+          actor->setPos(mapPositionToCoord(x, y));
+        }
+
+        Actor::Movement direction = Actor::None;
+        switch (cur & Transmission::direction_mask)
+        {
+        case Transmission::direction_none:
+          direction = Actor::None;
+          break;
+        case Transmission::direction_left:
+          direction = Actor::Left;
+          break;
+        case Transmission::direction_right:
+          direction = Actor::Right;
+          break;
+        case Transmission::direction_up:
+          direction = Actor::Up;
+          break;
+        case Transmission::direction_down:
+          direction = Actor::Down;
+          break;
+        default:
+          Q_ASSERT(false);
+        }
+        //actor->move(direction, mapPositionToCoord(x, y));
+      }
+      else
+        Q_ASSERT(false);
+
+      if (item != NULL)
+      {
+        m_scene->addItem(item);
+        item->setPos(mapPositionToCoord(x, y));
+        PixmapItem* oldItem = visualMap[x][y];
+        visualMap[x][y] = item;
+        if (oldItem != NULL)
+        {
+          m_scene->removeItem(item);
+          delete oldItem;
+        }
+      }
+    }
+  }
+
+}
+
+QPoint SceneHolder::mapPositionToCoord(unsigned int x, unsigned int y)
+{
+  return QPoint(x * Constants::field_size.width, y * Constants::field_size.height);
+}
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