1 files changed, 96 insertions, 0 deletions
diff --git a/src/resources/image/subimage.h b/src/resources/image/subimage.h
new file mode 100644
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--- /dev/null
+++ b/src/resources/image/subimage.h
@@ -0,0 +1,96 @@
+/*
+ *  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/>.
+ */
+
+#ifndef RESOURCES_SUBIMAGE_H
+#define RESOURCES_SUBIMAGE_H
+
+#include "localconsts.h"
+
+#ifdef USE_OPENGL
+
+#ifdef ANDROID
+#include <GLES/gl.h>
+#else
+#ifndef USE_SDL2
+#define GL_GLEXT_PROTOTYPES 1
+#endif
+#include <SDL_opengl.h>
+#endif
+
+#endif
+
+#include "resources/image/image.h"
+
+/**
+ * A clipped version of a larger image.
+ */
+class SubImage final : public Image
+{
+    public:
+        /**
+         * Constructor.
+         */
+#ifdef USE_SDL2
+        SubImage(Image *const parent, SDL_Texture *const image,
+                 const int x, const int y, const int width, const int height);
+#endif
+        SubImage(Image *const parent, SDL_Surface *const image,
+                 const int x, const int y, const int width, const int height);
+#ifdef USE_OPENGL
+        SubImage(Image *const parent, const GLuint image,
+                 const int x, const int y, const int width, const int height,
+                 const int texWidth, const int textHeight);
+#endif
+
+        A_DELETE_COPY(SubImage)
+
+        /**
+         * 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(const int x, const int y,
+                           const int width,
+                           const int height) override final A_WARN_UNUSED;
+
+        ImageTypeT getType() const override final
+        { return ImageType::SubImage; }
+
+        int calcMemoryLocal() const override;
+
+#ifdef USE_OPENGL
+        void decRef() override final;
+#endif
+
+        SDL_Rect mInternalBounds;
+
+    private:
+        Image *mParent;
+};
+
+#endif  // RESOURCES_SUBIMAGE_H