Category : C Source Code
Archive   : TCPPTECH.ZIP
Filename : WDWBUFFE.CPP

// WINDOW (TEXT) LIBRARY
// wdwbuffer.cpp v1.00 11-Jul-1990
// Turbo C++ 1.0
//
// Class definition for a window buffer
//
// Written by Scott Robert Ladd.

#include "stdlib.h"
#include "string.h"
#include "wdw.h"
#include "wdwbuffe.h"

WdwBuffer::WdwBuffer()
{
RowSize = 0;
ColSize = 0;

Buffer = NULL;
}

WdwBuffer::WdwBuffer(const WdwBuffer & wb)
{
if (wb.Buffer == NULL)
{
RowSize = 0;
ColSize = 0;

Buffer = NULL;
}

RowSize = wb.RowSize;
ColSize = wb.ColSize;

Buffer = new WdwWord [RowSize * ColSize];

memcpy(Buffer,wb.Buffer,RowSize * ColSize * sizeof(WdwWord));

if (Buffer == NULL)
Window::Error("Unable to allocate buffer space");
}

WdwBuffer::~WdwBuffer()
{
delete Buffer;
}

void WdwBuffer::SetSize(unsigned short rows, unsigned short cols)
{
RowSize = rows;
ColSize = cols;

if (Buffer != NULL)
delete Buffer;

Buffer = new WdwWord [rows * cols];

if (Buffer == NULL)
Window::Error("Unable to allocate buffer space");
}

void WdwBuffer::Fill(unsigned char attr, char sym)
{
if (Buffer == NULL)
return;

unsigned short r, c;

for (r = 0; r < RowSize; ++r)
{
for (c = 0; c < ColSize; ++c)
{
Buffer[r * ColSize + c].Put(attr,sym);
}
}
}