Move SubImage class to separate file.

1 files changed, 80 insertions, 0 deletions

diff --git a/src/resources/subimage.h b/src/resources/subimage.h
new file mode 100644
index 000000000..1ff268288
--- /dev/null
+++ b/src/resources/subimage.h
@@ -0,0 +1,80 @@
+/*
+ *  The ManaPlus Client
+ *  Copyright (C) 2004-2009  The Mana World Development Team
+ *  Copyright (C) 2009-2010  The Mana Developers
+ *  Copyright (C) 2011-2012  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 SUBIMAGE_H
+#define SUBIMAGE_H
+
+#include "localconsts.h"
+#include "main.h"
+
+#include <SDL.h>
+
+#ifdef USE_OPENGL
+
+/* The definition of OpenGL extensions by SDL is giving problems with recent
+ * gl.h headers, since they also include these definitions. As we're not using
+ * extensions anyway it's safe to just disable the SDL version.
+ */
+//#define NO_SDL_GLEXT
+#define GL_GLEXT_PROTOTYPES 1
+
+#include <SDL_opengl.h>
+#endif
+
+#include "resources/image.h"
+
+/**
+ * A clipped version of a larger image.
+ */
+class SubImage : public Image
+{
+    public:
+        /**
+         * Constructor.
+         */
+        SubImage(Image *parent, SDL_Surface *image,
+                 int x, int y, int width, int height);
+#ifdef USE_OPENGL
+        SubImage(Image *parent, GLuint image, int x, int y,
+                 int width, int height, int texWidth, int textHeight);
+#endif
+
+        /**
+         * Destructor.
+         */
+        ~SubImage();
+
+        /**
+         * Creates a new image with the desired clipping rectangle.
+         *
+         * @return <code>NULL</code> if creation failed and a valid
+         *         image otherwise.
+         */
+        Image *getSubImage(int x, int y, int width, int height);
+
+        SDL_Rect mInternalBounds;
+
+    private:
+        Image *mParent;
+};
+
+#endif