1 files changed, 147 insertions, 0 deletions
diff --git a/src/resources/map/speciallayer.cpp b/src/resources/map/speciallayer.cpp
new file mode 100644
index 000000000..d87a078de
--- /dev/null
+++ b/src/resources/map/speciallayer.cpp
@@ -0,0 +1,147 @@
+/*
+ *  The ManaPlus Client
+ *  Copyright (C) 2011-2014  The ManaPlus Developers
+ *
+ *  This file is part of The ManaPlus Client.
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "resources/map/speciallayer.h"
+
+#include "resources/map/map.h"
+#include "resources/map/maplayer.h"
+
+#include "utils/delete2.h"
+
+#include "debug.h"
+
+SpecialLayer::SpecialLayer(const int width, const int height) :
+    mWidth(width),
+    mHeight(height),
+    mTiles(new MapItem*[mWidth * mHeight])
+{
+    std::fill_n(mTiles, mWidth * mHeight, static_cast<MapItem*>(nullptr));
+}
+
+SpecialLayer::~SpecialLayer()
+{
+    for (int f = 0; f < mWidth * mHeight; f ++)
+        delete2(mTiles[f])
+    delete [] mTiles;
+}
+
+MapItem* SpecialLayer::getTile(const int x, const int y) const
+{
+    if (x < 0 || x >= mWidth ||
+        y < 0 || y >= mHeight)
+    {
+        return nullptr;
+    }
+    return mTiles[x + y * mWidth];
+}
+
+void SpecialLayer::setTile(const int x, const int y, MapItem *const item)
+{
+    if (x < 0 || x >= mWidth ||
+        y < 0 || y >= mHeight)
+    {
+        return;
+    }
+
+    const int idx = x + y * mWidth;
+    delete mTiles[idx];
+    if (item)
+        item->setPos(x, y);
+    mTiles[idx] = item;
+}
+
+void SpecialLayer::setTile(const int x, const int y, const int type)
+{
+    if (x < 0 || x >= mWidth ||
+        y < 0 || y >= mHeight)
+    {
+        return;
+    }
+
+    const int idx = x + y * mWidth;
+    MapItem *const tile = mTiles[idx];
+    if (tile)
+    {
+        tile->setType(type);
+        tile->setPos(x, y);
+    }
+    else
+    {
+        mTiles[idx] = new MapItem(type);
+        mTiles[idx]->setPos(x, y);
+    }
+}
+
+void SpecialLayer::addRoad(const Path &road)
+{
+    FOR_EACH (Path::const_iterator, i, road)
+    {
+        const Position &pos = (*i);
+        MapItem *const item = getTile(pos.x, pos.y);
+        if (!item)
+            setTile(pos.x, pos.y, new MapItem(MapItem::ROAD));
+        else
+            item->setType(MapItem::ROAD);
+    }
+}
+
+void SpecialLayer::clean() const
+{
+    if (!mTiles)
+        return;
+
+    for (int f = 0; f < mWidth * mHeight; f ++)
+    {
+        MapItem *const item = mTiles[f];
+        if (item)
+            item->setType(MapItem::EMPTY);
+    }
+}
+
+void SpecialLayer::draw(Graphics *const graphics, int startX, int startY,
+                        int endX, int endY,
+                        const int scrollX, const int scrollY) const
+{
+    BLOCK_START("SpecialLayer::draw")
+    if (startX < 0)
+        startX = 0;
+    if (startY < 0)
+        startY = 0;
+    if (endX > mWidth)
+        endX = mWidth;
+    if (endY > mHeight)
+        endY = mHeight;
+
+    for (int y = startY; y < endY; y ++)
+    {
+        const int py = y * mapTileSize - scrollY;
+        const int y2 = y * mWidth;
+        for (int x = startX; x < endX; x ++)
+        {
+            const MapItem *const item = mTiles[x + y2];
+            if (item)
+            {
+                item->draw(graphics, x * mapTileSize - scrollX, py,
+                    mapTileSize, mapTileSize);
+            }
+        }
+    }
+    BLOCK_END("SpecialLayer::draw")
+}