add sdlhelper with some low level SDL functions.

1 files changed, 64 insertions, 0 deletions

diff --git a/src/utils/sdlhelper.cpp b/src/utils/sdlhelper.cpp
new file mode 100644
index 000000000..064989e93
--- /dev/null
+++ b/src/utils/sdlhelper.cpp
@@ -0,0 +1,64 @@
+/*
+ *  The ManaPlus Client
+ *  Copyright (C) 2013  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/>.
+ */
+
+#ifndef USE_SDL2
+
+#include "utils/sdlhelper.h"
+
+#include "logger.h"
+
+#include "utils/stringutils.h"
+
+#include <SDL_video.h>
+
+#include "debug.h"
+
+bool SDL::getAllVideoModes(StringVect &modeList)
+{
+    /* Get available fullscreen/hardware modes */
+    SDL_Rect **const modes = SDL_ListModes(nullptr,
+        SDL_FULLSCREEN | SDL_HWSURFACE);
+
+    /* Check which modes are available */
+    if (modes == static_cast<SDL_Rect **>(nullptr))
+    {
+        logger->log1("No modes available");
+        return false;
+    }
+    else if (modes == reinterpret_cast<SDL_Rect **>(-1))
+    {
+        logger->log1("All resolutions available");
+        return true;
+    }
+    else
+    {
+        for (int i = 0; modes[i]; ++ i)
+        {
+            const std::string modeString =
+                toString(static_cast<int>(modes[i]->w)).append("x")
+                .append(toString(static_cast<int>(modes[i]->h)));
+            logger->log("support mode: " + modeString);
+            modeList.push_back(modeString);
+        }
+        return true;
+    }
+}
+
+#endif  // USE_SDL2