1*5866Sarnold # include "curses.ext" 22259Sarnold 32259Sarnold # define min(a,b) (a < b ? a : b) 42259Sarnold 52259Sarnold /* 62259Sarnold * This routine writes win1 on win2 destructively. 72259Sarnold * 8*5866Sarnold * 02/16/82 (Berkeley) @(#)overwrite.c 1.2 92259Sarnold */ 102259Sarnold overwrite(win1, win2) 112259Sarnold reg WINDOW *win1, *win2; { 122259Sarnold 132259Sarnold reg int x, y, minx, miny, starty; 142259Sarnold 152259Sarnold # ifdef DEBUG 162259Sarnold fprintf(outf, "OVERWRITE(0%o, 0%o);\n", win1, win2); 172259Sarnold # endif 182259Sarnold miny = min(win1->_maxy, win2->_maxy); 192259Sarnold minx = min(win1->_maxx, win2->_maxx); 202259Sarnold # ifdef DEBUG 212259Sarnold fprintf(outf, "OVERWRITE:\tminx = %d, miny = %d\n", minx, miny); 222259Sarnold # endif 232259Sarnold starty = win1->_begy - win2->_begy; 242259Sarnold for (y = 0; y < miny; y++) 252259Sarnold if (wmove(win2, y + starty, 0) != ERR) 262259Sarnold for (x = 0; x < minx; x++) 272259Sarnold waddch(win2, win1->_y[y][x]); 282259Sarnold } 29