From 3a28edfb7ac991ad70a7baf76f48218d9db89bcb Mon Sep 17 00:00:00 2001
From: Andrei Karas <akaras@inbox.ru>
Date: Sun, 10 Jun 2012 16:54:18 +0300
Subject: Split ImageHelper to ImageHelper, SDLImageHelper, OpenGLImageHelper.

---
 src/resources/imagehelper.h | 107 ++++++--------------------------------------
 1 file changed, 13 insertions(+), 94 deletions(-)

(limited to 'src/resources/imagehelper.h')

diff --git a/src/resources/imagehelper.h b/src/resources/imagehelper.h
index 680794625..b0cbca7e6 100644
--- a/src/resources/imagehelper.h
+++ b/src/resources/imagehelper.h
@@ -24,26 +24,11 @@
 #define IMAGEHELPER_H
 
 #include "localconsts.h"
-#include "main.h"
 
 #include "resources/resource.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 <map>
-
 class Dye;
 class Image;
 
@@ -52,17 +37,12 @@ struct Position;
 /**
  * Defines a class for loading and storing images.
  */
-class ImageHelper : public Resource
+class ImageHelper
 {
-    friend class CompoundSprite;
-    friend class Graphics;
-    friend class Image;
-#ifdef USE_OPENGL
-    friend class OpenGLGraphics;
-    friend class OpenGL1Graphics;
-#endif
-
     public:
+        virtual ~ImageHelper()
+        { }
+
         /**
          * Loads an image from an SDL_RWops structure.
          *
@@ -71,7 +51,7 @@ class ImageHelper : public Resource
          * @return <code>NULL</code> if an error occurred, a valid pointer
          *         otherwise.
          */
-        static Resource *load(SDL_RWops *rw);
+        Resource *load(SDL_RWops *rw);
 
         /**
          * Loads an image from an SDL_RWops structure and recolors it.
@@ -82,89 +62,28 @@ class ImageHelper : public Resource
          * @return <code>NULL</code> if an error occurred, a valid pointer
          *         otherwise.
          */
-        static Resource *load(SDL_RWops *rw, Dye const &dye);
+        virtual Resource *load(SDL_RWops *rw, Dye const &dye) = 0;
 
         /**
          * Loads an image from an SDL surface.
          */
-        static Image *load(SDL_Surface *);
+        virtual Image *load(SDL_Surface *) = 0;
 
-        static SDL_Surface *convertTo32Bit(SDL_Surface* tmpImage);
+        virtual Image *createTextSurface(SDL_Surface *tmpImage,
+                                         float alpha) = 0;
 
-        static Image *createTextSurface(SDL_Surface *tmpImage, float alpha);
+        virtual int useOpenGL() = 0;
 
-        static void SDLSetEnableAlphaCache(bool n)
-        { mEnableAlphaCache = n; }
+        SDL_Surface *convertTo32Bit(SDL_Surface* tmpImage);
 
-        static bool SDLGetEnableAlphaCache()
-        { return mEnableAlphaCache; }
+        void dumpSurfaceFormat(SDL_Surface *image);
 
         static void setEnableAlpha(bool n)
         { mEnableAlpha = n; }
 
-#ifdef USE_OPENGL
-
-        // OpenGL only public functions
-
-        /**
-         * Sets the target image format. Use <code>false</code> for SDL and
-         * <code>true</code> for OpenGL.
-         */
-        static void setLoadAsOpenGL(int useOpenGL);
-
-        static int getLoadAsOpenGL()
-        { return mUseOpenGL; }
-
-        static int getTextureType()
-        { return mTextureType; }
-
-        static int getInternalTextureType()
-        { return mInternalTextureType; }
-
-        static void setInternalTextureType(int n)
-        { mInternalTextureType = n; }
-
-        static void setBlur(bool n)
-        { mBlur = n; }
-
-        static int mTextureType;
-
-        static int mInternalTextureType;
-
-        static void dumpSurfaceFormat(SDL_Surface *image);
-
-        static SDL_Surface* SDLDuplicateSurface(SDL_Surface* tmpImage);
-
-#endif
-
-         /**
-         * Tells if the image was loaded using OpenGL or SDL
-         * @return true if OpenGL, false if SDL.
-         */
-        static int useOpenGL();
-
     protected:
-        /** SDL_Surface to SDL_Surface Image loader */
-        static Image *_SDLload(SDL_Surface *tmpImage);
-
-        static bool mEnableAlphaCache;
         static bool mEnableAlpha;
-
-        // -----------------------
-        // OpenGL protected members
-        // -----------------------
-#ifdef USE_OPENGL
-        /**
-         * Returns the first power of two equal or bigger than the input.
-         */
-        static int powerOfTwo(int input);
-
-        static Image *_GLload(SDL_Surface *tmpImage);
-
-        static int mUseOpenGL;
-        static int mTextureSize;
-        static bool mBlur;
-#endif
 };
 
+extern ImageHelper *imageHelper;
 #endif
-- 
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