gxpixmap.h

Go to the documentation of this file.
00001 
00003 
00004 //
00005 // Copyright (c) 2002-2004 California Institute of Technology
00006 // Copyright (c) 2004-2007 University of Southern California
00007 // Rob Peters <rjpeters at usc dot edu>
00008 //
00009 // created: Tue Jun 15 11:30:24 1999 (as bitmap.h)
00010 // commit: $Id: gxpixmap.h 10065 2007-04-12 05:54:56Z rjpeters $
00011 // $HeadURL: file:///lab/rjpeters/svnrepo/code/trunk/groovx/src/gfx/gxpixmap.h $
00012 //
00013 // --------------------------------------------------------------------
00014 //
00015 // This file is part of GroovX.
00016 //   [http://ilab.usc.edu/rjpeters/groovx/]
00017 //
00018 // GroovX is free software; you can redistribute it and/or modify it
00019 // under the terms of the GNU General Public License as published by
00020 // the Free Software Foundation; either version 2 of the License, or
00021 // (at your option) any later version.
00022 //
00023 // GroovX is distributed in the hope that it will be useful, but
00024 // WITHOUT ANY WARRANTY; without even the implied warranty of
00025 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00026 // General Public License for more details.
00027 //
00028 // You should have received a copy of the GNU General Public License
00029 // along with GroovX; if not, write to the Free Software Foundation,
00030 // Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
00031 //
00033 
00034 #ifndef GROOVX_GFX_GXPIXMAP_H_UTC20050626084023_DEFINED
00035 #define GROOVX_GFX_GXPIXMAP_H_UTC20050626084023_DEFINED
00036 
00037 #include "gfx/gxshapekit.h"
00038 
00039 #include <iosfwd>
00040 
00041 namespace geom
00042 {
00043   template <class V> class rect;
00044   template <class V> class vec2;
00045 }
00046 
00047 namespace media
00048 {
00049   class bmap_data;
00050 }
00051 
00052 class GxPixmapImpl;
00053 
00054 //  #######################################################
00055 //  =======================================================
00056 
00058 
00059 class GxPixmap : public GxShapeKit
00060 {
00062   // creators //
00064 
00065 protected:
00067   GxPixmap();
00068 
00069 public:
00071   static GxPixmap* make();
00072 
00074   virtual ~GxPixmap() throw();
00075 
00076   virtual io::version_id class_version_id() const;
00077   virtual void read_from(io::reader& reader);
00078   virtual void write_to(io::writer& writer) const;
00079 
00081   // actions //
00083 
00085 
00086   void loadImage(const char* filename);
00087 
00089   void loadImageStream(std::istream& ist);
00090 
00092 
00095   void reload();
00096 
00098 
00100   void queueImage(const char* filename);
00101 
00103 
00104   void saveImage(const char* filename) const;
00105 
00107 
00109   void grabScreenRect(nub::soft_ref<Gfx::Canvas> canvas,
00110                       const geom::rect<int>& rect);
00111 
00113   void grabScreen(nub::soft_ref<Gfx::Canvas> canvas);
00114 
00116 
00118   void grabWorldRect(nub::soft_ref<Gfx::Canvas> canvas,
00119                      const geom::rect<double>& rect);
00120 
00122 
00126   void flipContrast();
00127 
00129 
00132   void flipVertical();
00133 
00135   // accessors //
00137 
00139   geom::vec2<int> size() const;
00140 
00142   geom::vec2<double> getZoom() const;
00143 
00145   bool getUsingZoom() const;
00146 
00148 
00150   bool isPurgeable() const;
00151 
00153   const char* filename() const;
00154 
00156   bool getAsBitmap() const;
00157 
00159   long int checkSum() const;
00160 
00162   // manipulators //
00164 
00166   media::bmap_data& data();
00167 
00169   void setZoom(geom::vec2<double> zoom);
00170 
00172   void zoomTo(geom::vec2<int> sz);
00173 
00175   void setUsingZoom(bool val);
00176 
00178   void setPurgeable(bool val);
00179 
00181   void setAsBitmap(bool val);
00182 
00183   void scramble(int numsubcols, int numsubrows, int seed,
00184                 bool allowMoveSubparts = true,
00185                 bool allowFlipLeftRight = true,
00186                 bool allowFlipTopBottom = true);
00187 
00188 protected:
00190   virtual void grRender(Gfx::Canvas& canvas) const;
00191 
00192   virtual void grGetBoundingBox(Gfx::Bbox& bbox) const;
00193 
00194 private:
00195   GxPixmap(const GxPixmap&);
00196   GxPixmap& operator=(const GxPixmap&);
00197 
00198   GxPixmapImpl* const rep;
00199 };
00200 
00201 static const char __attribute__((used)) vcid_groovx_gfx_gxpixmap_h_utc20050626084023[] = "$Id: gxpixmap.h 10065 2007-04-12 05:54:56Z rjpeters $ $HeadURL: file:
00202 #endif // !GROOVX_GFX_GXPIXMAP_H_UTC20050626084023_DEFINED

The software described here is Copyright (c) 1998-2005, Rob Peters.
This page was generated Wed Dec 3 06:49:38 2008 by Doxygen version 1.5.5.