--- /dev/null
+/*
+Copyright (C) 2003 Parallel Realities
+Copyright (C) 2011 Guus Sliepen
+Copyright (C) 2015, 2016 onpon4 <onpon4@riseup.net>
+
+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 3
+of the License, or (at your option) 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 SCREEN_H
+#define SCREEN_H
+
+#include "structs.h"
+
+extern SDL_Surface *screen;
+extern bRect *screen_bufferHead;
+extern bRect *screen_bufferTail;
+
+void screen_blit(SDL_Surface *image, int x, int y);
+void screen_blitText(int i);
+int screen_renderString(const char *in, int x, int y, int fontColor);
+void screen_drawBackground();
+void screen_addBuffer(int x, int y, int w, int h);
+void screen_flushBuffer();
+void screen_unBuffer();
+void screen_clear(Uint32 color);
+void screen_drawRect(int x, int y, int w, int h, Uint8 red, Uint8 green, Uint8 blue);
+
+#endif