git-svn-id: svn://fileserver/activex/AVS/Sources/TeamlabOffice/trunk/ServerComponents@61916 954022d7-b5bf-4e40-9824-e11837661b57

ASCOfficeDocFile/DocDocxConverter/PropertyExceptions.cpp

@@ -0,0 +1,127 @@
+
+#include "PropertyExceptions.h"
+
+#include "../Common/FormatUtils.h"
+
+namespace DocFileFormat
+{
+  PropertyExceptions::~PropertyExceptions()
+  {
+    RELEASEOBJECT( this->grpprl );
+  }
+
+  /*========================================================================================================*/
+
+  PropertyExceptions::PropertyExceptions(): grpprl(NULL)
+  {
+	  this->grpprl = new std::list<SinglePropertyModifier>();
+  }
+
+  /*========================================================================================================*/
+
+  PropertyExceptions::PropertyExceptions( const list<SinglePropertyModifier>& grpprl )
+  {
+    this->grpprl = new list<SinglePropertyModifier>( grpprl );
+  }
+
+  /*========================================================================================================*/
+
+  PropertyExceptions::PropertyExceptions( unsigned char* bytes, int size ): grpprl(NULL)
+  {
+	  this->grpprl = new std::list<SinglePropertyModifier>();
+
+    if ( ( bytes != NULL ) && ( size != 0 ) )
+    {
+      //read the sprms
+              
+      int sprmStart = 0;
+      bool goOn = true;
+      
+	  while ( goOn )
+      {
+        //enough bytes to read?
+        if ( ( sprmStart + 2 ) < size )
+        {
+          //make spra
+		  OperationCode opCode = (OperationCode)FormatUtils::BytesToUInt16( bytes, sprmStart, size );
+          unsigned char spra = (unsigned char)( (int)opCode >> 13 );
+
+          // get size of operand
+		  short opSize = (short)SinglePropertyModifier::GetOperandSize( spra );
+          unsigned char lenByte = 0;
+
+          //operand has variable size
+          if ( opSize == 255 )
+          {
+            //some opCode need special treatment
+            switch ( opCode )
+            {
+			  case sprmTDefTable:
+			  case sprmTDefTable10:
+              {
+			    //The opSize of the table definition is stored in 2 bytes instead of 1
+                lenByte = 2;
+				opSize = FormatUtils::BytesToInt16( bytes, ( sprmStart + 2 ), size );
+                //Word adds an additional unsigned char to the opSize to compensate the additional
+                //unsigned char needed for the length
+                opSize--;
+			  }
+              break;
+              
+			  case sprmPChgTabs:
+			  {
+			    //The tab operand can be bigger than 255 bytes (length unsigned char is set to 255).
+                //In this case a special calculation of the opSize is needed
+                lenByte = 1;
+                opSize = bytes[sprmStart + 2];
+                
+				if ( opSize == 255 )
+                {
+                  unsigned char itbdDelMax = bytes[sprmStart + 3];
+                  unsigned char itbdAddMax = bytes[sprmStart + 3 + 2 * itbdDelMax];
+                  opSize = (short)( ( itbdDelMax * 4 + itbdAddMax * 3 ) - 1 );
+                }
+			  }
+              break;
+              
+			  default:
+		      {  //The variable length stand in the unsigned char after the opcode
+                lenByte = 1;
+                opSize = bytes[sprmStart + 2];
+			  }
+              break;
+            }
+          }
+
+          //copy sprm to array
+          //length is 2byte for the opCode, lenByte for the length, opSize for the length of the operand
+          int sprmBytesSize = 2 + lenByte + opSize;
+		  unsigned char* sprmBytes = NULL;
+		  
+		  sprmBytes = new unsigned char[sprmBytesSize];
+
+          if ( size >= ( sprmStart + sprmBytesSize ) )
+          {
+            memcpy( sprmBytes, ( bytes + sprmStart ), sprmBytesSize );
+
+            //parse
+            SinglePropertyModifier sprm( sprmBytes, sprmBytesSize );
+			grpprl->push_back( sprm );
+
+            sprmStart += sprmBytesSize;
+          }
+          else
+          {
+            goOn = false;
+          }
+
+		  RELEASEARRAYOBJECTS( sprmBytes );
+        }
+        else
+        {
+          goOn = false;
+        }
+      }
+    }
+  }
+}