Changing color

Lab2/Lab2.cpp

@@ -0,0 +1,114 @@
+#include <conio.h>
+#include <stdio.h>
+#include <dos.h>
+#include <stdlib.h>
+
+const int REPEATS = 3;
+const int PERIOD = 1300;
+
+const int LENGTH = 24;
+char str[LENGTH];
+
+const char CHAR_COLORS_AMOUNT = 16;
+const char BACK_COLORS_AMOUNT = 8;
+
+const int x1 = 10;
+const int y1 = 10;
+const int x2 = 70;
+const int y2 = 20;
+
+void outputGreetings()
+{
+	printf("Program will output your string with different colors.\n");
+	printf("Enter string with length less than 24 characters.\n");
+	printf("Excess characters will not be read.\n");
+}
+
+void readString()
+{
+	printf("Enter your string: ");
+	scanf("%24s", str);
+}
+
+void goToNextLine()
+{
+	cprintf("\r\n");
+}
+
+void outputBackgroundColor(int code)
+{
+	switch(code)
+	{
+		case BLACK:
+		cprintf("black");
+		break;
+		case BLUE:
+		cprintf("blue");
+		break;
+		case GREEN:
+		cprintf("green");
+		break;
+		case CYAN:
+		cprintf("cyan");
+		break;
+		case RED:
+		cprintf("red");
+		break;
+		case MAGENTA:
+		cprintf("magenta");
+		break;
+		case BROWN:
+		cprintf("brown");
+		break;
+		case LIGHTGRAY:
+		cprintf("lightgray");
+		break;
+	}
+}
+
+void outputCurrentColors(int backColor, int charColor)
+{
+	cprintf("Back color:");
+	outputBackgroundColor(backColor);
+	cprintf(",char color:%d ", charColor);
+}
+
+void scroll()
+{
+	union REGS r;
+	r.h.ah = 6;
+	r.h.al = REPEATS;
+	r.h.ch = y1-1;
+	r.h.cl = x1-1;
+	r.h.dh = y2-1;
+	r.h.dl = x2-1;
+	r.h.bh = 0x07;
+	int86(0x10, &r, &r);
+}
+
+void main()
+{
+	clrscr();
+	outputGreetings();
+	readString();
+	clrscr();
+	window(x1,y1,x2,y2);
+	for(int i = 0; i < BACK_COLORS_AMOUNT; i++)
+	{
+		for(int j = 0; j < CHAR_COLORS_AMOUNT; j++)
+		{
+			textbackground(i);
+			textcolor(j);
+			outputCurrentColors(i,j);
+			cprintf(str);
+			clreol();
+			delay(PERIOD);
+			scroll();
+			goToNextLine();
+		}
+	}
+	textbackground(BLACK);
+	textcolor(WHITE);
+	clreol();
+	system("PAUSE");
+}