extract surface draw into surfacegraphics class.

1 files changed, 89 insertions, 0 deletions

diff --git a/src/surfacegraphics.cpp b/src/surfacegraphics.cpp
new file mode 100644
index 000000000..b1c8dd148
--- /dev/null
+++ b/src/surfacegraphics.cpp
@@ -0,0 +1,89 @@
+/*
+ *  The ManaPlus Client
+ *  Copyright (C) 2004-2009  The Mana World Development Team
+ *  Copyright (C) 2009-2010  The Mana Developers
+ *  Copyright (C) 2011-2013  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/>.
+ */
+
+#include "surfacegraphics.h"
+
+#include "main.h"
+
+#include "configuration.h"
+#include "graphicsmanager.h"
+#include "graphicsvertexes.h"
+#include "logger.h"
+
+#include "resources/imagehelper.h"
+
+#include <guichan/sdl/sdlpixel.hpp>
+
+#ifndef USE_SDL2
+#include <SDL_gfxBlitFunc.h>
+#endif
+
+#include "debug.h"
+
+SurfaceGraphics::SurfaceGraphics() :
+    Graphics(),
+    mBlitMode(BLIT_NORMAL),
+    mTarget(nullptr)
+{
+}
+
+SurfaceGraphics::~SurfaceGraphics()
+{
+}
+
+bool SurfaceGraphics::drawImage2(const Image *const image, int srcX, int srcY,
+                                 int dstX, int dstY, const int width,
+                                 const int height, const bool useColor A_UNUSED)
+{
+    FUNC_BLOCK("Graphics::drawImage2", 1)
+    // Check that preconditions for blitting are met.
+    if (!mTarget || !image || !image->mSDLSurface)
+        return false;
+
+    srcX += image->mBounds.x;
+    srcY += image->mBounds.y;
+
+    SDL_Rect dstRect;
+    SDL_Rect srcRect;
+    dstRect.x = static_cast<int16_t>(dstX);
+    dstRect.y = static_cast<int16_t>(dstY);
+    srcRect.x = static_cast<int16_t>(srcX);
+    srcRect.y = static_cast<int16_t>(srcY);
+    srcRect.w = static_cast<uint16_t>(width);
+    srcRect.h = static_cast<uint16_t>(height);
+
+#ifdef USE_SDL2
+    return !(SDL_BlitSurface(image->mSDLSurface, &srcRect,
+                             mTarget, &dstRect) < 0);
+#else
+    if (mBlitMode == BLIT_NORMAL)
+    {
+        return !(SDL_BlitSurface(image->mSDLSurface, &srcRect,
+                                 mTarget, &dstRect) < 0);
+    }
+    else
+    {
+        return !(SDL_gfxBlitRGBA(image->mSDLSurface, &srcRect,
+                                 mTarget, &dstRect) < 0);
+    }
+#endif
+}