00001 /* 00002 Copyright (c) 2010, The Barbarian Group 00003 All rights reserved. 00004 00005 Redistribution and use in source and binary forms, with or without modification, are permitted provided that 00006 the following conditions are met: 00007 00008 * Redistributions of source code must retain the above copyright notice, this list of conditions and 00009 the following disclaimer. 00010 * Redistributions in binary form must reproduce the above copyright notice, this list of conditions and 00011 the following disclaimer in the documentation and/or other materials provided with the distribution. 00012 00013 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED 00014 WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A 00015 PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR 00016 ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED 00017 TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 00018 HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 00019 NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 00020 POSSIBILITY OF SUCH DAMAGE. 00021 */ 00022 00023 #pragma once 00024 00025 #include "cinder/Cinder.h" 00026 #include "cinder/ImageIo.h" 00027 #include "cinder/Exception.h" 00028 00029 struct png_struct_def; 00030 struct png_info_struct; 00031 00032 namespace cinder { 00033 00034 struct ci_png_info; 00035 00036 typedef shared_ptr<class ImageSourcePng> ImageSourcePngRef; 00037 00038 class ImageSourcePng : public ImageSource { 00039 public: 00040 static ImageSourcePngRef createRef( DataSourceRef dataSourceRef ); 00041 static ImageSourceRef createSourceRef( DataSourceRef dataSourceRef ) { return createRef( dataSourceRef ); } 00042 ~ImageSourcePng(); 00043 00044 virtual void load( ImageTargetRef target ); 00045 00046 static void registerSelf(); 00047 00048 protected: 00049 ImageSourcePng( DataSourceRef dataSourceRef ); 00050 bool loadHeader(); 00051 00052 shared_ptr<ci_png_info> mCiInfoPtr; 00053 png_struct_def *mPngPtr; 00054 png_info_struct *mInfoPtr; 00055 }; 00056 00057 REGISTER_IMAGE_IO_FILE_HANDLER( ImageSourcePng ) 00058 00059 class ImageSourcePngException : public ImageIoException { 00060 }; 00061 00062 } // namespace cinder