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Minor changes... #51

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33 changes: 26 additions & 7 deletions OneLoneCoder_Tetris.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -55,17 +55,30 @@
#include <iostream>
#include <thread>
#include <vector>
#include <memory>
using namespace std;

#include <stdio.h>

#ifndef UNICODE
#define UNICODE
#endif
#ifndef _UNICODE
#define _UNICODE
#endif
#include <Windows.h>

int nScreenWidth = 80; // Console Screen Size X (columns)
int nScreenHeight = 30; // Console Screen Size Y (rows)
#ifdef _MSC_VER
// GetAsyncKeyState
#pragma comment(lib, "User32.lib")
#endif

int nScreenWidth; // Console Screen Size X (columns)
int nScreenHeight; // Console Screen Size Y (rows)
wstring tetromino[7];
int nFieldWidth = 12;
int nFieldHeight = 18;
unsigned char *pField = nullptr;
unique_ptr<unsigned char[]> pField;

int Rotate(int px, int py, int r)
{
Expand Down Expand Up @@ -127,8 +140,14 @@ bool DoesPieceFit(int nTetromino, int nRotation, int nPosX, int nPosY)

int main()
{
// Get the console information
CONSOLE_SCREEN_BUFFER_INFO csbi;
GetConsoleScreenBufferInfo(GetStdHandle(STD_OUTPUT_HANDLE), &csbi);
nScreenWidth = csbi.srWindow.Right - csbi.srWindow.Left + 1;
nScreenHeight = csbi.srWindow.Bottom - csbi.srWindow.Top + 1;

// Create Screen Buffer
wchar_t *screen = new wchar_t[nScreenWidth*nScreenHeight];
unique_ptr<wchar_t[]> screen(new wchar_t[nScreenWidth * nScreenHeight]);
for (int i = 0; i < nScreenWidth*nScreenHeight; i++) screen[i] = L' ';
HANDLE hConsole = CreateConsoleScreenBuffer(GENERIC_READ | GENERIC_WRITE, 0, NULL, CONSOLE_TEXTMODE_BUFFER, NULL);
SetConsoleActiveScreenBuffer(hConsole);
Expand All @@ -142,7 +161,7 @@ int main()
tetromino[5].append(L".X...X...XX.....");
tetromino[6].append(L"..X...X..XX.....");

pField = new unsigned char[nFieldWidth*nFieldHeight]; // Create play field buffer
pField = unique_ptr<unsigned char[]>(new unsigned char[nFieldWidth * nFieldHeight]); // Create play field buffer
for (int x = 0; x < nFieldWidth; x++) // Board Boundary
for (int y = 0; y < nFieldHeight; y++)
pField[y*nFieldWidth + x] = (x == 0 || x == nFieldWidth - 1 || y == nFieldHeight - 1) ? 9 : 0;
Expand Down Expand Up @@ -260,7 +279,7 @@ int main()
if (!vLines.empty())
{
// Display Frame (cheekily to draw lines)
WriteConsoleOutputCharacter(hConsole, screen, nScreenWidth * nScreenHeight, { 0,0 }, &dwBytesWritten);
WriteConsoleOutputCharacter(hConsole, screen.get(), nScreenWidth * nScreenHeight, { 0,0 }, &dwBytesWritten);
this_thread::sleep_for(400ms); // Delay a bit

for (auto &v : vLines)
Expand All @@ -275,7 +294,7 @@ int main()
}

// Display Frame
WriteConsoleOutputCharacter(hConsole, screen, nScreenWidth * nScreenHeight, { 0,0 }, &dwBytesWritten);
WriteConsoleOutputCharacter(hConsole, screen.get(), nScreenWidth * nScreenHeight, { 0,0 }, &dwBytesWritten);
}

// Oh Dear
Expand Down