ProSystem-Core/core/Common.cpp

// ----------------------------------------------------------------------------
//   ___  ___  ___  ___       ___  ____  ___  _  _
//  /__/ /__/ /  / /__  /__/ /__    /   /_   / |/ /
// /    / \  /__/ ___/ ___/ ___/   /   /__  /    /  emulator
//
// ----------------------------------------------------------------------------
// Copyright 2005 Greg Stanton
// 
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
// ----------------------------------------------------------------------------
// Common.cpp
// ----------------------------------------------------------------------------
#include "Common.h"

std::string common_defaultPath;

// ----------------------------------------------------------------------------
// Format
// ----------------------------------------------------------------------------
std::string common_Format(double value) {
  return common_Format(value, "%f");
}

// ----------------------------------------------------------------------------
// Format
// ----------------------------------------------------------------------------
std::string common_Format(double value, std::string specification) {
  char buffer[17] = {0};
  sprintf(buffer, specification.c_str( ), value);
  return std::string(buffer);
}

// ----------------------------------------------------------------------------
// Format
// ----------------------------------------------------------------------------
std::string common_Format(uint value) {
  char buffer[11] = {0};
  sprintf(buffer, "%d", value);
  return std::string(buffer);
}

// ----------------------------------------------------------------------------
// Format
// ----------------------------------------------------------------------------
std::string common_Format(word value) {
  char buffer[6] = {0};
  sprintf(buffer, "%d", value);
  return std::string(buffer);
}

// ----------------------------------------------------------------------------
// Format
// ----------------------------------------------------------------------------
std::string common_Format(byte value) {
  char buffer[4] = {0};
  sprintf(buffer, "%d", value);
  return std::string(buffer);
}

// ----------------------------------------------------------------------------
// Format
// ----------------------------------------------------------------------------
std::string common_Format(bool value) {
  return (value)? "true": "false";
}
# if 0 
// ----------------------------------------------------------------------------
// Format
// ----------------------------------------------------------------------------
std::string common_Format(HRESULT result) {
  char buffer[10] = {0};
  sprintf(buffer, "%#8x", result);
  return std::string(buffer);
}
# endif
// ----------------------------------------------------------------------------
// ParseUint
// ----------------------------------------------------------------------------
uint common_ParseUint(std::string text) {
  return (uint)atoi(text.c_str( ));
}

// ----------------------------------------------------------------------------
// ParseWord
// ----------------------------------------------------------------------------
word common_ParseWord(std::string text) {
  return (word)atoi(text.c_str( ));
}

// ----------------------------------------------------------------------------
// ParseByte
// ----------------------------------------------------------------------------
byte common_ParseByte(std::string text) {
  return (byte)atoi(text.c_str( ));
}

// ----------------------------------------------------------------------------
// ParseBool
// ----------------------------------------------------------------------------
bool common_ParseBool(std::string text) {
  if(text.compare("true") == 0 || text.compare("TRUE") == 0 || text.compare("True") == 0) {
    return true;
  }
  if(atoi(text.c_str( )) == 1) {
    return true;
  }
  return false;
}

// ----------------------------------------------------------------------------
// Trim
// ----------------------------------------------------------------------------
std::string common_Trim(std::string target) {
  int index;
  for(index = target.length( ) - 1; index >= 0; index--) {
    if(target[index] != 0x20 && target[index] != '\n') {
      break;
    }
  }
  return target.substr(0, index + 1);
}

// ----------------------------------------------------------------------------
// Remove
// ----------------------------------------------------------------------------
std::string common_Remove(std::string target, char value) {
  target.erase(std::remove(target.begin(), target.end(), value), target.end());
  return target;
}

// ----------------------------------------------------------------------------
// Replace (string, from, to)
// ----------------------------------------------------------------------------
std::string common_Replace(std::string target, char value1, char value2) {
  int length = 0;
  int index;
  for(index = 0; index < target.size( ); index++) {
     length++;
      }
  
  char* buffer = new char[length + 1];
  for(index = 0; index < target.size( ); index++) {
    if(target[index] != value1) {
      buffer[index] = target[index];
      }
	else
	{
		buffer[index] = value2;
	}
  }
  
  buffer[length] = 0;
  std::string source = buffer;
  delete[ ] buffer;
  return source;
}
# if 0 
// ----------------------------------------------------------------------------
// GetErrorMessage
// ----------------------------------------------------------------------------
std::string common_GetErrorMessage( ) {
  return common_GetErrorMessage(GetLastError( ));
}

// ----------------------------------------------------------------------------
// GetErrorMessage
// ----------------------------------------------------------------------------
std::string common_GetErrorMessage(DWORD error) {
  void* buffer;
  FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS, NULL, error, MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), (LPTSTR)&buffer, 0, NULL);
  std::string message((char*)buffer);
  LocalFree(buffer);
  return message;
}
# endif
// ----------------------------------------------------------------------------
// GetExtension
// ----------------------------------------------------------------------------
std::string common_GetExtension(std::string filename) {
  int position = filename.rfind('.');
  if(position != -1) {
    return filename.substr(position);
  }
  return "";
}