Initial commit.

This code based on mana client http://www.gitorious.org/mana/mana
and my private repository.

1 files changed, 172 insertions, 0 deletions

diff --git a/src/resources/wallpaper.cpp b/src/resources/wallpaper.cpp
new file mode 100644
index 000000000..d3ccef38b
--- /dev/null
+++ b/src/resources/wallpaper.cpp
@@ -0,0 +1,172 @@
+/*
+ *  The Mana Client
+ *  Copyright (C) 2009  The Mana World Development Team
+ *  Copyright (C) 2009-2010  The Mana Developers
+ *
+ *  This file is part of The Mana 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/wallpaper.h"
+
+#include "resources/resourcemanager.h"
+#include "log.h"
+
+#include "utils/stringutils.h"
+#include "configuration.h"
+
+#include <physfs.h>
+
+#include <algorithm>
+#include <cstring>
+#include <time.h>
+#include <vector>
+
+//define WALLPAPER_FOLDER "graphics/images/"
+//define WALLPAPER_BASE   "login_wallpaper.png"
+
+struct WallpaperData
+{
+    std::string filename;
+    int width;
+    int height;
+};
+
+bool wallpaperCompare(WallpaperData a, WallpaperData b);
+
+static std::vector<WallpaperData> wallpaperData;
+static bool haveBackup; // Is the backup (no size given) version available?
+
+static std::string wallpaperPath;
+static std::string wallpaperFile;
+
+// Search for the wallpaper path values sequentially..
+static void initDefaultWallpaperPaths()
+{
+    ResourceManager *resman = ResourceManager::getInstance();
+
+    // Init the path
+    wallpaperPath = branding.getStringValue("wallpapersPath");
+
+    if (!wallpaperPath.empty() && resman->isDirectory(wallpaperPath))
+        return;
+    else
+        wallpaperPath = paths.getValue("wallpapers", "graphics/images/");
+
+    // Init the default file
+    wallpaperFile = branding.getStringValue("wallpaperFile");
+
+    if (!wallpaperFile.empty())
+        return;
+    else
+        wallpaperFile = paths.getValue("wallpaperFile", "login_wallpaper.png");
+}
+
+bool wallpaperCompare(WallpaperData a, WallpaperData b)
+{
+    int aa = a.width * a.height;
+    int ab = b.width * b.height;
+
+    return (aa > ab || (aa == ab && a.width > b.width));
+}
+#include <iostream>
+void Wallpaper::loadWallpapers()
+{
+    wallpaperData.clear();
+
+    initDefaultWallpaperPaths();
+
+    char **imgs = PHYSFS_enumerateFiles(wallpaperPath.c_str());
+
+    for (char **i = imgs; *i != NULL; i++)
+    {
+        int width;
+        int height;
+
+        // If the backup file is found, we tell it.
+        if (strncmp (*i, wallpaperFile.c_str(), strlen(*i)) == 0)
+            haveBackup = true;
+
+        // If the image format is terminated by: "_<width>x<height>.png"
+        // It is taken as a potential wallpaper.
+
+        // First, get the base filename of the image:
+        std::string filename = *i;
+        unsigned long separator = filename.rfind("_");
+        filename = filename.substr(0, separator);
+
+        // Check that the base filename doesn't have any '%' markers.
+        separator = filename.find("%");
+        if (separator == std::string::npos)
+        {
+            // Then, append the width and height search mask.
+            filename.append("_%dx%d.png");
+
+            if (sscanf(*i, filename.c_str(), &width, &height) == 2)
+            {
+                WallpaperData wp;
+                wp.filename = wallpaperPath;
+                wp.filename.append(*i);
+                wp.width = width;
+                wp.height = height;
+                wallpaperData.push_back(wp);
+            }
+        }
+    }
+
+    PHYSFS_freeList(imgs);
+
+    std::sort(wallpaperData.begin(), wallpaperData.end(), wallpaperCompare);
+}
+
+std::string Wallpaper::getWallpaper(int width, int height)
+{
+    std::vector<WallpaperData>::iterator iter;
+    WallpaperData wp;
+
+    // Wallpaper filename container
+    std::vector<std::string> wallPaperVector;
+
+    for (iter = wallpaperData.begin(); iter != wallpaperData.end(); iter++)
+    {
+        wp = *iter;
+        if (wp.width <= width && wp.height <= height)
+            wallPaperVector.push_back(wp.filename);
+    }
+
+    if (!wallPaperVector.empty())
+    {
+        // If we've got more than one occurence of a valid wallpaper...
+        if (wallPaperVector.size() > 0)
+        {
+          // Return randomly a wallpaper between vector[0] and
+          // vector[vector.size() - 1]
+          srand((unsigned) time(0));
+          return wallPaperVector[int(static_cast<double>(
+                wallPaperVector.size()) * rand() / (RAND_MAX + 1.0))];
+        }
+        else // If there at least one, we return it
+        {
+            return wallPaperVector[0];
+        }
+    }
+
+    // Return the backup file if everything else failed...
+    if (haveBackup)
+        return std::string(wallpaperPath + wallpaperFile);
+
+    // Return an empty string if everything else failed
+    return std::string();
+}