Move subimageset load function from resourcemanager into separate file.

1 files changed, 78 insertions, 0 deletions

diff --git a/src/resources/loaders/subimagesetloader.cpp b/src/resources/loaders/subimagesetloader.cpp
new file mode 100644
index 000000000..39068bce3
--- /dev/null
+++ b/src/resources/loaders/subimagesetloader.cpp
@@ -0,0 +1,78 @@
+/*
+ *  The ManaPlus Client
+ *  Copyright (C) 2004-2009  The Mana World Development Team
+ *  Copyright (C) 2009-2010  The Mana Developers
+ *  Copyright (C) 2011-2016  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 "logger.h"
+
+#include "resources/image.h"
+#include "resources/imageset.h"
+
+#include "resources/resourcemanager/resourcemanager.h"
+
+#include "resources/loaders/subimagesetloader.h"
+
+#include "utils/checkutils.h"
+#include "utils/stringutils.h"
+
+#include "debug.h"
+
+namespace
+{
+    struct SubImageSetLoader final
+    {
+        Image *parent;
+        int width;
+        int height;
+        static Resource *load(const void *const v)
+        {
+            if (!v)
+                return nullptr;
+
+            const SubImageSetLoader *const
+                rl = static_cast<const SubImageSetLoader *const>(v);
+
+            if (!rl->parent)
+                return nullptr;
+            ImageSet *const res = new ImageSet(rl->parent,
+                rl->width, rl->height);
+            return res;
+        }
+    };
+}  // namespace
+
+ImageSet *Loader::getSubImageSet(Image *const parent,
+                                 const int width,
+                                 const int height)
+{
+    if (!parent)
+        return nullptr;
+
+    const SubImageSetLoader rl = { parent, width, height };
+    std::string str = std::string(
+        parent->getIdPath()).append(
+        ", set[").append(toString(
+        width)).append(
+        "x").append(toString(
+        height)).append(
+        "]");
+    return static_cast<ImageSet*>(resourceManager->get(str,
+        SubImageSetLoader::load, &rl));
+}