Add lab8

Author: UnixVextor

Lab8.cpp

@@ -0,0 +1,178 @@
+#include <iostream>
+#include <windows.h>
+#include <time.h>
+
+#define scount 80
+#define screen_x 80
+#define screen_y 25
+
+using namespace std;
+
+HANDLE wHnd;
+HANDLE rHnd;
+HANDLE Hnd;
+CHAR_INFO consoleBuffer[screen_x * screen_y];
+COORD bufferSize = { screen_x,screen_y };
+COORD characterPos = { 0,0 };
+SMALL_RECT windowSize = { 0,0,screen_x - 1,screen_y - 1 };
+COORD star[scount];
+DWORD fdwMode;
+
+
+void setcursor(bool visible) {
+	HANDLE console = GetStdHandle(STD_OUTPUT_HANDLE);
+	CONSOLE_CURSOR_INFO lpCursor;
+	lpCursor.bVisible = visible;
+	lpCursor.dwSize = 20;
+	SetConsoleCursorInfo(console, &lpCursor);
+}
+
+void gotoxy(int x, int y) {
+	COORD c = { x,y };
+	SetConsoleCursorPosition(GetStdHandle(STD_OUTPUT_HANDLE), c);
+}
+int setConsole(int x, int y) {
+	wHnd = GetStdHandle(STD_OUTPUT_HANDLE);
+	SetConsoleWindowInfo(wHnd, TRUE, &windowSize);
+	SetConsoleScreenBufferSize(wHnd, bufferSize);
+	return 0;
+}
+
+int setMode() {
+	rHnd = GetStdHandle(STD_INPUT_HANDLE);
+	fdwMode = ENABLE_EXTENDED_FLAGS | ENABLE_WINDOW_INPUT | ENABLE_MOUSE_INPUT;
+	SetConsoleMode(rHnd,fdwMode);
+	return 0;
+}
+
+
+void fill_data_to_buffer(char ch,int color) {
+	for (int y = 0; y < screen_y; ++y) {
+		for (int x = 0; x < screen_x; ++x) {
+			consoleBuffer[x + screen_x * y].Char.AsciiChar = ch;
+			consoleBuffer[x + screen_x * y].Attributes = color;
+		}
+	}
+}
+
+void fill_buffer_to_console() {
+	WriteConsoleOutputA(wHnd, consoleBuffer, bufferSize, characterPos, &windowSize);
+}
+
+void init_star() {
+	for (int i = 0; i < scount; i++) {
+		star[i].X = rand() % screen_x;
+		star[i].Y = rand() % screen_y;
+	}
+}
+
+void clear_buffer() {
+	for (int y = 0; y < screen_y; ++y) {
+		for (int x = 0; x < screen_x; ++x) {
+			consoleBuffer[x + screen_x * y].Char.AsciiChar = ' ';
+			consoleBuffer[x + screen_x * y].Attributes = 0;
+		}
+	}
+}
+
+void fill_star_to_buffer() {
+	for (int i = 0; i < scount; i++) {
+		consoleBuffer[star[i].X + screen_x * star[i].Y].Char.AsciiChar = '*';
+		consoleBuffer[star[i].X + screen_x * star[i].Y].Attributes = 7;
+	}
+}
+
+void star_fall() {
+	for (int i = 0; i < scount; i++) {
+		if (star[i].Y >= screen_y - 1) {
+			star[i] = { (rand() % screen_x),1 };
+		}
+		else {
+			star[i] = { star[i].X,star[i].Y + 1 };
+		}
+	}
+}
+
+void draw(char strChar[], int posx,int posy, unsigned short color) {
+	int x = posx;
+	int y = posy;
+	for (size_t i = 0; i < strlen(strChar); i++){
+			consoleBuffer[x + screen_x * y].Char.AsciiChar = strChar[i];
+			consoleBuffer[x + screen_x * y].Attributes = color;
+			x++;
+	}
+}
+
+
+int main() {
+	srand(time(NULL));
+	setConsole(screen_x, screen_y);
+	setMode();
+	init_star();
+	setcursor(0);
+	char strChar[6] = "<-0->";
+	bool play = true;
+	DWORD numEvents = 0;
+	DWORD numEventsRead = 0;
+	int posx = 0;
+	int posy = 0;
+	int collision = 10;
+	unsigned int randomcolor = 7;
+	while (play && collision != 0)
+	{
+
+		GetNumberOfConsoleInputEvents(rHnd, &numEvents);
+		if (numEvents != 0) {
+			INPUT_RECORD* eventBuffer = new INPUT_RECORD[numEvents];
+			ReadConsoleInput(rHnd, eventBuffer, numEvents, &numEventsRead);
+
+			for (DWORD i = 0; i < numEventsRead; ++i) {
+				
+				if (eventBuffer[i].EventType == KEY_EVENT && eventBuffer[i].Event.KeyEvent.bKeyDown == true) {
+					if (eventBuffer[i].Event.KeyEvent.wVirtualKeyCode == VK_ESCAPE) {
+						play = false;
+					}
+					if (eventBuffer[i].Event.KeyEvent.uChar.AsciiChar == 'c') {
+						randomcolor = rand() % 255;
+					}
+				}
+				else if (eventBuffer[i].EventType == MOUSE_EVENT) {
+					 posx = eventBuffer[i].Event.MouseEvent.dwMousePosition.X;
+					 posy = eventBuffer[i].Event.MouseEvent.dwMousePosition.Y;
+					if (eventBuffer[i].Event.MouseEvent.dwButtonState &
+						FROM_LEFT_1ST_BUTTON_PRESSED) {
+						randomcolor = rand() % 255;
+					}
+					else if (eventBuffer[i].Event.MouseEvent.dwButtonState & RIGHTMOST_BUTTON_PRESSED) {
+						//printf("right click\n");
+					}
+
+					else if (eventBuffer[i].Event.MouseEvent.dwEventFlags & MOUSE_MOVED) {
+						if (posx <= 0) posx = 0;
+						if (posx >= 75) posx = 75;
+						if (posy <= 0) posy = 0;
+						if (posy >= 25) posy = 25;
+					}
+				}
+			}
+			
+			delete[] eventBuffer;
+		}
+		for (int i = 0; i < scount; i++) {
+			if (star[i].X >= posx && star[i].X < posx + 5 && star[i].Y == posy) {
+				collision--;
+				star[i].X = rand() % 80;
+				star[i].Y = rand() % 25;
+			}
+		}
+		
+		star_fall();
+		clear_buffer();
+		draw(strChar, posx, posy, randomcolor);
+		fill_star_to_buffer();
+		fill_buffer_to_console();
+		Sleep(200);
+	}
+
+	return 0;
+}