From b0442de485dcb6328366d9b05a62af345e5fa39f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?G=C3=BCnther=20Neuwirth?= <e0626638@student.tuwien.ac.at>
Date: Fri, 1 May 2009 14:58:58 +0200
Subject: Adding cpixelformat_indexd8.h and .cpp. Adding virtual methode
 getColorMode to CPixelFormat. Adding color table to CBitmap. Adding
 implementation of CPixmap

---
 ue2/imgsynth2/cpixmap.cpp | 226 +++++++++++++++++++++++++++++++++-------------
 1 file changed, 163 insertions(+), 63 deletions(-)

(limited to 'ue2/imgsynth2/cpixmap.cpp')

diff --git a/ue2/imgsynth2/cpixmap.cpp b/ue2/imgsynth2/cpixmap.cpp
index de9ec94..91419b6 100644
--- a/ue2/imgsynth2/cpixmap.cpp
+++ b/ue2/imgsynth2/cpixmap.cpp
@@ -1,5 +1,5 @@
 /**
- * @module CPixMap
+ * @module CPixmap
  * @author Guenther Neuwirth (0626638), Manuel Mausz (0728348)
  * @brief  Implementation of CFile handling Windows Bitmaps.
  * @date   27.04.2009
@@ -11,14 +11,19 @@
 #ifdef DEBUG
 # include <iostream>
 #endif
+#include <cstdlib>
+#include <stdint.h>
 # include <string>
 # include <map>
+
+
+
 #include "cpixmap.h"
 #include "cpixelformat_indexed8.h"
 
 using namespace std;
 
-CPixMap::CPixMap()
+CPixmap::CPixmap()
 {
   m_types.insert("XPM");
 
@@ -31,10 +36,12 @@ CPixMap::CPixMap()
 
 /*----------------------------------------------------------------------------*/
 
-void CPixMap::read(std::ifstream& in)
+void CPixmap::read(std::ifstream& in)
 {
   
   string str;
+  m_fileheader._XPMEXT = false;
+  m_fileheader._HOTSPOT = false;
   
   /* parse the values section */
   getline( in, str, '"');
@@ -46,62 +53,73 @@ void CPixMap::read(std::ifstream& in)
   istr >> m_fileheader.nColor ;
   istr >> m_fileheader.nChar ;
   
-  /* if there are optional values */
-  if  (in.good())
-  {
-     istr >> m_fileheader.xHotspot;
-     istr >> m_fileheader.yHotspot;
-  }
-  else
+  /*optional values */
+  if  (istr.good())
   {
-    m_fileheader.xHotspot = NULL;
-    m_fileheader.yHotspot = NULL;
+    string tmp;
+    istr >> tmp;
+    if(tmp.compare("XPMEXT") == 0)
+      m_fileheader._XPMEXT = true;
+    else
+    {
+      m_fileheader._HOTSPOT = true;
+      m_fileheader.xHotspot =  
+      static_cast<unsigned int>(strtoul(tmp.c_str(), NULL, 16));
+      istr >> m_fileheader.yHotspot;
+    }
+    if (istr.good())
+    {
+      istr >> tmp;
+      if (tmp.compare("XPMEXT") == 0)
+        m_fileheader._XPMEXT = true;
+    }
   }
+ 
     
   
-  /* parse the colors section */
+  /* parse color table*/
   getline( in, str, '"');
+  string character, mode, colors;
   for (unsigned int i = 0; i < m_fileheader.nColor; i++ )
   {
     getline( in, str, '"' );
     stringstream istr2 (str );
-    char character;
-    string mode, colors;
-    
+     
     istr2 >> character;
     istr2 >> mode;
     istr2 >> colors;
-    //m_fileheader.xpmColors[character][mode] = colors;
-   m_fileheader.xpmColors[character] = colors;
+    
+    if ( colors.size() != 7)
+      throw FileError("Pixmap color tabel is invalid.");
+    if ( colors.at(0) != '#') 
+      throw FileError("Pixmap color tabel value is not hexadecimal.");
+    
+    xpmColors[character][mode] = new (nothrow) unsigned int[3];
+    if (xpmColors[character][mode] == 0)
+       throw FileError("Bad color table allocation.");
+       
+    xpmColors[character][mode][0] = 
+      static_cast<unsigned int>(strtoul(colors.substr(1,2).c_str(), NULL, 16));
+    xpmColors[character][mode][1] =   
+      static_cast<unsigned int>(strtoul(colors.substr(3,2).c_str(), NULL, 16));
+    xpmColors[character][mode][2] = 
+      static_cast<unsigned int>(strtoul(colors.substr(5,2).c_str(), NULL, 16));
+    
+  
    
+   
+
+    
     getline( in, str, '"' );
   }
   
-  
-/*    colors.replace(0,1,"0x");
-    colors.insert(4, " 0x");
-    colors.insert(9," 0x");
-  
-    stringstream istr3 (colors, stringstream::out|stringstream::in );
-    istr3 >>hex>> r;
-    istr3 >>hex>> g;
-    istr3 >>hex>> b;
-    //?????????????ß
-  cout<<c1<<" "<<c2<<" "<< r<<" "<< g<<" "<< b<<endl;
-    m_fileheader.xpmColors[c1]['r'] = static_cast<uint8_t>(r);
-    m_fileheader.xpmColors[c1]['g'] = static_cast<uint8_t>(g);
-    m_fileheader.xpmColors[c1]['b'] = static_cast<uint8_t>(b);*/
- 
-  
- 
-   /* read pixel data using separate class */
+  /* read pixel data using separate class */
   if (getPixelDataSize() > 0)
   {
     if (m_pixeldata != NULL)
       delete[] m_pixeldata;
     m_pixeldata = new uint8_t[getPixelDataSize()];
   
-     /* parse the pixel data */
     for (unsigned int y = 0; y <  getHeight(); y++ )
     {
       for (unsigned int x = 0; x <  getWidth(); x++ )
@@ -114,58 +132,140 @@ void CPixMap::read(std::ifstream& in)
     }
   }
 
+  /* parse extension */
+  if ( m_fileheader._XPMEXT  )
+    getline( in, m_fileheader.extension, '}' );
   /* debug*/
-   CPixMap::dump (cout);
+  CPixmap::dump (cout);
    
-  
+  /* get pixelformat instance */
+  m_pixelformat = NULL;
+  set<CPixelFormat *>::iterator it;
+  for (it = m_handlers.begin(); it != m_handlers.end(); it++)
+  {
+    /* check color mode */
+    if (mode.compare((*it)->getColorMode()) == 0)
+    {
+      m_pixelformat = *it;
+      break;
+    }
+  }
+  if (m_pixelformat == NULL)
+    throw FileError("Pixmap color mode \""+mode+"\" is not supported.");
 }
 
 /*----------------------------------------------------------------------------*/
 
-void CPixMap::write(std::ofstream& out)
+void CPixmap::write(std::ofstream& out, std::string& filename)
 {
+
+  /* header comment */
   out<<"/* XPM */"<<endl;
-  out<<"static char * yellow_man1_default_xpm[] = {"<<endl;
+ 
+  /* variables*/
+  out<<"static char * "
+      <<filename.substr(filename.find_last_of("/\\") + 1, filename.size())
+      <<"[] = {"<<endl;
   out<<"\""<<m_fileheader.xpmWidth<<" "<<m_fileheader.xpmHeight
-        <<" "<<m_fileheader.nColor<<" "<<m_fileheader.nChar<<"\","<<endl;
+        <<" "<<m_fileheader.nColor<<" "<<m_fileheader.nChar;
+ 
+   /*optional values*/
+  if( m_fileheader._HOTSPOT )
+    out<<" "<<m_fileheader.xHotspot<<" "<<m_fileheader.yHotspot;
+  if( m_fileheader._XPMEXT )
+    out<<" "<<"XPMEXT";
+  out <<"\","<<endl;
+
+ /* color table */
+  map<string, map<string,  uint32_t* > >::iterator it1;
+  map<string, uint32_t* >::iterator it2;
+
+  for ( it1= xpmColors.begin() ; it1 != xpmColors.end(); it1++ )
+ {
+    out << "\""<<(*it1).first;
+    for ( it2=(*it1).second.begin() ; it2 != (*it1).second.end(); it2++ )
+    {
+      
+      out<<"\t" <<(*it2).first<<"\t#";
+      
+      for (int i = 0 ; i < 3; i++ )
+      {
+        out.width(2);
+        out << hex <<uppercase<<(*it2).second[i];
+        out.fill('0');
+      }
+    }
+    out<<"\","<<endl;
+  }
   
+  /* pixel data */
+  for (unsigned int y = 0; y <  getHeight(); y++ ){
+  out <<"\"";
+    for (unsigned int x = 0; x <  getWidth(); x++ )
+      out << m_pixeldata[y * getWidth() + x];
+    out <<"\"";
+    if ( y  != ( getHeight() - 1 ))
+      out <<",";
+     out <<endl;
+  }
+  
+ /* extension */ 
+  if (m_fileheader._XPMEXT)
+    out << m_fileheader.extension;
+    
+  out <<"};";
 
-  dump(out);
 }
 
 
 /*----------------------------------------------------------------------------*/
 
 #ifdef DEBUG
-void CPixMap::dump(std::ostream& out)
+void CPixmap::dump(std::ostream& out)
 {
+
+  /* pixeldata */ 
+  cout<<endl<<"(_Pixel data:_)"<<endl;
+  for (unsigned int y = 0; y <  getHeight(); y++ ){
+    for (unsigned int x = 0; x <  getWidth(); x++ )
+      out << m_pixeldata[y * getWidth() + x];
+    out << endl;
+  }
   
   /* values*/
-  out
-    << "XPM  Header:" << endl
-    << ", xpmWidth="  << m_fileheader.xpmWidth<< endl
-    << ", xpmHeight=" << m_fileheader.xpmHeight<< endl
-    << ", nColor=" << m_fileheader.nColor<< endl
-    << ", nChar=" << m_fileheader.nChar<< endl
+  cout<<endl<<"(_Values:_)"<<endl;
+  out << "XPM  Header:" << endl
+    << "xpmWidth="  << m_fileheader.xpmWidth<< endl
+    << "xpmHeight=" << m_fileheader.xpmHeight<< endl
+    << "nColor=" << m_fileheader.nColor<< endl
+    << "nChar=" << m_fileheader.nChar<< endl
+    << "Hotspot=" << m_fileheader.xHotspot<< endl
+     << "yHotspot=" << m_fileheader.yHotspot<< endl
+     << "_HOTSPOT=" << m_fileheader._HOTSPOT<< endl
+    << "_XPMEXT=" << m_fileheader._XPMEXT<< endl
+     << "extension=" << m_fileheader.extension<< endl
     << endl;
 
   /* colors*/
-  map<unsigned const char, map<std::string,  std::string > >::iterator it1;
-  map<std::string,  std::string >::iterator it2;
-  for ( it1=m_fileheader.xpmColors.begin() ; it1 != m_fileheader.xpmColors.end(); it1++ )
+  map<string, map<string,  uint32_t* > >::iterator it1;
+  map<string, uint32_t* >::iterator it2;
+  cout<<"(_Color table:_)"<<endl;
+  for ( it1= xpmColors.begin() ; it1 != xpmColors.end(); it1++ )
  {
-    out << (*it1).first ;
+    out << (*it1).first;
     for ( it2=(*it1).second.begin() ; it2 != (*it1).second.end(); it2++ )
-       out << (*it2).first <<" > "<< (*it2).second<<endl;
-  }
-
-  /* pixeldata */
-  for (unsigned int y = 0; y <  getHeight(); y++ ){
-    for (unsigned int x = 0; x <  getWidth(); x++ )
-      out << m_pixeldata[y * getWidth() + x];
-    out << endl;
+    {
+      out <<" "<< (*it2).first <<" ";
+      for (int i = 0 ; i < 3; i++ )
+      {
+        out.width(3);
+        out << (*it2).second[i]<<" ";
+        out.fill('0');
+      }
+      out<<endl;
+    }
   }
-    
+  
 }
 #endif
 
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