[Offscreengecko-commits] SF.net SVN: offscreengecko:[87] trunk/src

[<re...@us...>]

Revision: 87
          http://offscreengecko.svn.sourceforge.net/offscreengecko/?rev=87&view=rev
Author:   res2002
Date:     2008-11-02 01:56:36 +0000 (Sun, 02 Nov 2008)

Log Message:
-----------
Add demo app to render a web page to a TGA file

Modified Paths:
--------------
    trunk/src/CMakeLists.txt

Added Paths:
-----------
    trunk/src/demos/
    trunk/src/demos/CMakeLists.txt
    trunk/src/demos/webpage2image.cpp

Modified: trunk/src/CMakeLists.txt
===================================================================
--- trunk/src/CMakeLists.txt	2008-11-02 01:56:08 UTC (rev 86)
+++ trunk/src/CMakeLists.txt	2008-11-02 01:56:36 UTC (rev 87)
@@ -2,3 +2,5 @@
 
 add_subdirectory (common)
 add_subdirectory (libosgk)
+
+add_subdirectory (demos)

Added: trunk/src/demos/CMakeLists.txt
===================================================================
--- trunk/src/demos/CMakeLists.txt	                        (rev 0)
+++ trunk/src/demos/CMakeLists.txt	2008-11-02 01:56:36 UTC (rev 87)
@@ -0,0 +1,6 @@
+include_directories(../../include)
+add_executable(webpage2image webpage2image.cpp)
+target_link_libraries(webpage2image "-Wl,--warn-unresolved-symbols -Wl,--as-needed")
+target_link_libraries(webpage2image OffscreenGecko)
+target_link_libraries(webpage2image osgk-common)
+


Property changes on: trunk/src/demos/CMakeLists.txt
___________________________________________________________________
Added: svn:mime-type
   + text/plain
Added: svn:eol-style
   + native

Added: trunk/src/demos/webpage2image.cpp
===================================================================
--- trunk/src/demos/webpage2image.cpp	                        (rev 0)
+++ trunk/src/demos/webpage2image.cpp	2008-11-02 01:56:36 UTC (rev 87)
@@ -0,0 +1,92 @@
+/*
+
+Copyright (c) 2008, Frank Richter <fra...@gm...>
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are met:
+
+    * Redistributions of source code must retain the above copyright notice, 
+      this list of conditions and the following disclaimer.
+    * Redistributions in binary form must reproduce the above copyright
+      notice, this list of conditions and the following disclaimer in the 
+      documentation and/or other materials provided with the distribution.
+    * The name of its contributors may be used to endorse or promote products
+      derived from this software without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 
+ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 
+LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 
+CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 
+SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 
+INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 
+CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 
+ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 
+POSSIBILITY OF SUCH DAMAGE.
+
+*/
+
+#include <stdio.h>
+#include <unistd.h> // for usleep()
+
+#include <OffscreenGecko/browser.h>
+
+#include <fstream>
+#include "../common/tgawrite.h"
+
+int main (int argc, const char* const argv[])
+{
+  if (argc != 3)
+  {
+    fputs ("expecting parameters: <URI to render> <output TGA file name>\n", stderr);
+    return 1;
+  }
+  
+  const char* uri = argv[1];
+  const char* outputFilename = argv[2];
+  // Rendering dimensions
+  int renderW = 1024, renderH = 1024;
+  
+  // To use OSGK we first need an embedding object.
+  OSGK_GeckoResult embedInitResult;
+  OSGK::Embedding embedding (embedInitResult);
+  if (!embedding.IsValid())
+  {
+    // This means something went wrong
+    fprintf (stderr, "Error initializing OSGK embedding (%.8x)\n", embedInitResult);
+    return 1;
+  }
+  
+  // The browser object is the main workhorse for web page rendering.
+  OSGK::Browser browser (embedding, renderW, renderH);
+  if (!browser.IsValid())
+  {
+    fputs ("Error creating OSGK browser\n", stderr);
+    return 1;
+  }
+  
+  // Instruct browser to navigate to the given URI
+  browser.Navigate (uri);
+  
+  // Wait until the URI finished loading
+  while (browser.QueryLoadState() != loadFinished)
+  {
+    usleep (500);
+  }
+  
+  // Open output file
+  std::ofstream tgastream;
+  tgastream.open (outputFilename, std::ios::out | std::ios::binary);
+  // Lock pixel data from browser object for retrieval
+  const unsigned char* lockedData = browser.LockData();
+  // Write output file
+  OSGK::TGAWriter::WriteBGRAImage (renderW, renderH, lockedData, tgastream);
+  // Clean up file
+  tgastream.close ();
+  // Unlock pixel data
+  browser.UnlockData (lockedData);
+  
+  return 0;
+}


Property changes on: trunk/src/demos/webpage2image.cpp
___________________________________________________________________
Added: svn:mime-type
   + text/plain
Added: svn:eol-style
   + native


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