source/code/ReadKeyboard.cpp
browsing at commit = 53001fa270216aaf3962356d351d32c11525eaa0
/*
===========================================================================
blockattack - Block Attack - Rise of the Blocks
Copyright (C) 2005-2012 Poul Sander
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, see http://www.gnu.org/licenses/
Source information and contacts persons can be found at
http://blockattack.sf.net
===========================================================================
*/
#include "ReadKeyboard.h"
ReadKeyboard::ReadKeyboard(void)
{
length = 0;
maxLength = 16;
position = 0;
strcpy(textstring," ");
}
ReadKeyboard::~ReadKeyboard(void)
{
}
Uint8 ReadKeyboard::CharsBeforeCursor()
{
return position;
}
ReadKeyboard::ReadKeyboard(const char *oldName)
{
length = 0;
maxLength = 16;
position = 0;
strcpy(textstring," ");
strncpy(textstring,oldName,strlen(oldName));
char charecter = textstring[maxLength+1];
int i = maxLength+1;
while ((charecter == ' ') && (i>0))
{
i--;
charecter = textstring[i];
}
if (i>0)length = i+1;
else if (charecter == ' ') length = 0;
else length = 1;
position = length;
}
void ReadKeyboard::putchar(char thing)
{
if (length < maxLength)
{
for (int i = 28; i>position; i--)
{
textstring[i]=textstring[i-1];
}
textstring[position] = thing;
length++;
position++;
}
}
void ReadKeyboard::removeChar()
{
for (int i = position; i<28; i++)
{
textstring[i]=textstring[i+1];
}
textstring[28]=' ';
if (length>0)length--;
}
bool ReadKeyboard::ReadKey(SDLKey keyPressed)
{
if (keyPressed == SDLK_SPACE)
{
ReadKeyboard::putchar(' ');
return true;
}
if (keyPressed == SDLK_DELETE)
{
if ((length>0)&& (position<length))ReadKeyboard::removeChar();
return true;
}
if (keyPressed == SDLK_BACKSPACE)
{
if (position>0)
{
position--;
ReadKeyboard::removeChar();
return true;
}
return false;
}
Uint8* keys;
keys = SDL_GetKeyState(NULL);
if (keyPressed == SDLK_HOME)
{
position=0;
return true;
}
if (keyPressed == SDLK_END)
{
position=length;
return true;
}
if ((keyPressed == SDLK_LEFT) && (position>0))
{
position--;
return true;
}
if ((keyPressed == SDLK_RIGHT) && (position<length))
{
position++;
return true;
}
char charToPut;
if(keyPressed)
switch (keyPressed)
{
case SDLK_a:
charToPut = 'a';
break;
case SDLK_b:
charToPut = 'b';
break;
case SDLK_c:
charToPut = 'c';
break;
case SDLK_d:
charToPut = 'd';
break;
case SDLK_e:
charToPut = 'e';
break;
case SDLK_f:
charToPut = 'f';
break;
case SDLK_g:
charToPut = 'g';
break;
case SDLK_h:
charToPut = 'h';
break;
case SDLK_i:
charToPut = 'i';
break;
case SDLK_j:
charToPut = 'j';
break;
case SDLK_k:
charToPut = 'k';
break;
case SDLK_l:
charToPut = 'l';
break;
case SDLK_m:
charToPut = 'm';
break;
case SDLK_n:
charToPut = 'n';
break;
case SDLK_o:
charToPut = 'o';
break;
case SDLK_p:
charToPut = 'p';
break;
case SDLK_q:
charToPut = 'q';
break;
case SDLK_r:
charToPut = 'r';
break;
case SDLK_s:
charToPut = 's';
break;
case SDLK_t:
charToPut = 't';
break;
case SDLK_u:
charToPut = 'u';
break;
case SDLK_v:
charToPut = 'v';
break;
case SDLK_w:
charToPut = 'w';
break;
case SDLK_x:
charToPut = 'x';
break;
case SDLK_y:
charToPut = 'y';
break;
case SDLK_z:
charToPut = 'z';
break;
case SDLK_0:
charToPut = '0';
break;
case SDLK_1:
charToPut = '1';
break;
case SDLK_2:
charToPut = '2';
break;
case SDLK_3:
charToPut = '3';
break;
case SDLK_4:
charToPut = '4';
break;
case SDLK_5:
charToPut = '5';
break;
case SDLK_6:
charToPut = '6';
break;
case SDLK_7:
charToPut = '7';
break;
case SDLK_8:
charToPut = '8';
break;
case SDLK_9:
charToPut = '9';
break;
case SDLK_KP0:
charToPut = '0';
break;
case SDLK_KP1:
charToPut = '1';
break;
case SDLK_KP2:
charToPut = '2';
break;
case SDLK_KP3:
charToPut = '3';
break;
case SDLK_KP4:
charToPut = '4';
break;
case SDLK_KP5:
charToPut = '5';
break;
case SDLK_KP6:
charToPut = '6';
break;
case SDLK_KP7:
charToPut = '7';
break;
case SDLK_KP8:
charToPut = '8';
break;
case SDLK_KP9:
charToPut = '9';
break;
case SDLK_KP_PERIOD:
case SDLK_PERIOD:
charToPut='.';
break;
default:
return false;
}
if ((keys[SDLK_LSHIFT]) || (keys[SDLK_RSHIFT]))
{
switch (charToPut)
{
case 'a':
charToPut = 'A';
break;
case 'b':
charToPut = 'B';
break;
case 'c':
charToPut = 'C';
break;
case 'd':
charToPut = 'D';
break;
case 'e':
charToPut = 'E';
break;
case 'f':
charToPut = 'F';
break;
case 'g':
charToPut = 'G';
break;
case 'h':
charToPut = 'H';
break;
case 'i':
charToPut = 'I';
break;
case 'j':
charToPut = 'J';
break;
case 'k':
charToPut = 'K';
break;
case 'l':
charToPut = 'L';
break;
case 'm':
charToPut = 'M';
break;
case 'n':
charToPut = 'N';
break;
case 'o':
charToPut = 'O';
break;
case 'p':
charToPut = 'P';
break;
case 'q':
charToPut = 'Q';
break;
case 'r':
charToPut = 'R';
break;
case 's':
charToPut = 'S';
break;
case 't':
charToPut = 'T';
break;
case 'u':
charToPut = 'U';
break;
case 'v':
charToPut = 'V';
break;
case 'w':
charToPut = 'W';
break;
case 'x':
charToPut = 'X';
break;
case 'y':
charToPut = 'Y';
break;
case 'z':
charToPut = 'Z';
break;
default:
charToPut = charToPut;
}
}
ReadKeyboard::putchar(charToPut);
return true;
}
const char* ReadKeyboard::GetString()
{
textstring[29]='\0';
return &textstring[0];
}