From f22625d0e79cd943acf117c1e5bd32e4bbef5a2a Mon Sep 17 00:00:00 2001
From: Björn Steinbrink <B.Steinbrink@gmx.de>
Date: Sun, 18 Sep 2005 11:22:27 +0000
Subject: Move the writing logic out of the Graphics class once again... Some
 cleanups in the screenshot filename selection code.

---
 ChangeLog        |  3 +++
 src/game.cpp     | 38 ++++++++++++++++++++++++++++++++++++--
 src/graphics.cpp | 45 +--------------------------------------------
 src/graphics.h   |  7 -------
 4 files changed, 40 insertions(+), 53 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index fb4de56c..103a0a9a 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -17,6 +17,9 @@
 
 2005-09-18  Björn Steinbrink  <B.Steinbrink@gmx.de>
 
+	* src/game.cpp, src/graphics.cpp, src/graphics.h: Move the writing
+	logic out of the Graphics class once again... Some cleanups in the
+	screenshot filename selection code.
 	* src/resources/imagewriter.cpp: Small cleanups.
 	* src/Makefile.am, src/game.cpp, src/graphics.cpp, src/graphics.h,
 	src/openglgraphics.cpp, src/openglgraphics.h: Changed saveScreenshot
diff --git a/src/game.cpp b/src/game.cpp
index 5506947d..98dbb318 100644
--- a/src/game.cpp
+++ b/src/game.cpp
@@ -23,7 +23,10 @@
 
 #include "game.h"
 
+#include <fstream>
+#include <physfs.h>
 #include <sstream>
+#include <string>
 
 #include <guichan/sdl/sdlinput.hpp>
 
@@ -69,6 +72,8 @@
 #include "net/network.h"
 #include "net/protocol.h"
 
+#include "resources/imagewriter.h"
+
 extern Graphics *graphics;
 
 std::string map_path;
@@ -326,6 +331,30 @@ void do_init()
     }
 }
 
+bool saveScreenshot(SDL_Surface *screenshot)
+{
+    static unsigned int screenshotCount = 0;
+
+    // Search for an unused screenshot name
+    std::stringstream filename;
+    std::fstream testExists;
+    bool found = false;
+
+    do {
+        screenshotCount++;
+        filename.str("");
+        #ifdef __USE_UNIX98
+            filename << PHYSFS_getUserDir() << "/";
+        #endif
+        filename << "TMW_Screenshot_" << screenshotCount << ".png";
+        testExists.open(filename.str().c_str(), std::ios::in);
+        found = !testExists.is_open();
+        testExists.close();
+    } while (!found);
+
+    return ImageWriter::writePNG(screenshot, filename.str());
+}
+
 void game()
 {
     // Needs to be initialised _before_ the engine is created...
@@ -578,11 +607,16 @@ void do_input()
                     */
                     // screenshot (picture, hence the p)
                     case SDLK_p:
-                        if (!graphics->saveScreenshot())
                         {
-                            logger->log("Error: could not save Screenshot.");
+                            SDL_Surface *screenshot = graphics->getScreenshot();
+                            if (!saveScreenshot(screenshot))
+                            {
+                                logger->log("Error: could not save Screenshot.");
+                            }
+                            SDL_FreeSurface(screenshot);
                         }
                     break;
+
                         // Skill window
                     case SDLK_k:
                         skillDialog->setVisible(!skillDialog->isVisible());
diff --git a/src/graphics.cpp b/src/graphics.cpp
index f179eff2..33f25468 100644
--- a/src/graphics.cpp
+++ b/src/graphics.cpp
@@ -28,17 +28,11 @@
 #include "graphic/imagerect.h"
 
 #include "resources/image.h"
-#include <physfs.h>
-#include <sstream>
-#include <string>
-#include <fstream>
-#include "resources/imagewriter.h"
 
 extern volatile int framesToDraw;
 
 Graphics::Graphics():
-    mScreen(0),
-    screenshotsCount(1)
+    mScreen(0)
 {
 }
 
@@ -246,43 +240,6 @@ void Graphics::updateScreen()
     }
 }
 
-bool Graphics::saveScreenshot()
-{
-    std::stringstream pictureFilename;
-    // Write it under user home dir on *nices.
-    #ifdef __USE_UNIX98
-        pictureFilename << PHYSFS_getUserDir() << "/";
-    #endif
-    pictureFilename << "TMW_Screenshot_" << screenshotsCount << ".png";
-
-    // While these screenshots files already exists, increment the
-    // screenshots count.
-    std::fstream testExists;
-    testExists.open(std::string(pictureFilename.str()).c_str(), std::ios::in);
-    while ( testExists.is_open() )
-    {
-        testExists.close();
-        screenshotsCount++;
-        pictureFilename.str("");
-        #ifdef __USE_UNIX98
-            pictureFilename << PHYSFS_getUserDir() << "/";
-        #endif
-        pictureFilename << "TMW_Screenshot_" << screenshotsCount << ".png";
-        testExists.open(std::string(pictureFilename.str()).c_str(), std::ios::in);
-    }
-    testExists.close();
-
-    if ( ImageWriter::writePNG(getScreenshot(), pictureFilename.str()) )
-    {
-        screenshotsCount++;
-        return true;
-    }
-    else
-    {
-        return false;
-    }
-}
-
 SDL_Surface* Graphics::getScreenshot()
 {
 #if SDL_BYTEORDER == SDL_BIG_ENDIAN
diff --git a/src/graphics.h b/src/graphics.h
index 18a3be51..a0749795 100644
--- a/src/graphics.h
+++ b/src/graphics.h
@@ -119,11 +119,6 @@ class Graphics : public gcn::SDLGraphics {
          */
         int getHeight();
 
-        /**
-        * takes a screenshot, and saves it as a png
-        */
-        bool saveScreenshot();
-
         /**
         * takes a screenshot and returns it as SDL surface
         */
@@ -132,8 +127,6 @@ class Graphics : public gcn::SDLGraphics {
     protected:
         SDL_Surface *mScreen;
         bool mFullscreen, mHWAccel;
-    private:
-        int screenshotsCount;
 };
 
 #endif
-- 
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