1 # include "curses.ext" 2 3 # define min(a,b) (a < b ? a : b) 4 5 /* 6 * This routine writes win1 on win2 destructively. 7 * 8 * 02/16/82 (Berkeley) @(#)overwrite.c 1.2 9 */ 10 overwrite(win1, win2) 11 reg WINDOW *win1, *win2; { 12 13 reg int x, y, minx, miny, starty; 14 15 # ifdef DEBUG 16 fprintf(outf, "OVERWRITE(0%o, 0%o);\n", win1, win2); 17 # endif 18 miny = min(win1->_maxy, win2->_maxy); 19 minx = min(win1->_maxx, win2->_maxx); 20 # ifdef DEBUG 21 fprintf(outf, "OVERWRITE:\tminx = %d, miny = %d\n", minx, miny); 22 # endif 23 starty = win1->_begy - win2->_begy; 24 for (y = 0; y < miny; y++) 25 if (wmove(win2, y + starty, 0) != ERR) 26 for (x = 0; x < minx; x++) 27 waddch(win2, win1->_y[y][x]); 28 } 29