ballen@convex.csd.uwm.edu (Bruce Allen) (06/05/91)
I am writing some short sunview code segments to display a rasterfile in a 640x480 window. I create a base frame then a canvas inside it. Then I draw into the canvas. My problem: the frame has a border which is 5 pixels wide on each side. I would like to narrow this border to either 0 or 1 pixel. How can I do this? The two relevant functions: void openwindow() { frame=window_create(NULL,FRAME, WIN_ERROR_MSG,"Can't create window", FRAME_SHOW_LABEL,FALSE, WIN_WIDTH,650, /* NOTE: allows extra 5 pixel border */ WIN_HEIGHT,490, /* NOTE: allows extra 5 pixel border */ 0); canvas=window_create(frame,CANVAS, CANVAS_WIDTH,640, CANVAS_HEIGHT,480, 0); cursor=window_get(canvas,WIN_CURSOR); cursor_set(cursor,CURSOR_OP,PIX_DST,0); window_set(canvas,WIN_CURSOR,cursor,0); pw=(Pixwin *)canvas_pixwin(canvas); } displayit(fpointer) FILE *fpointer; { Pixrect *pr; colormap_t cm; pr=pr_load(fpointer,&cm); if (pr==NULL) { perror("Unable to read in rasterfile!"); abort(); } pw_setcmsname(pw,"grayscales"); pw_batch_on(pw); pw_putcolormap(pw,0,cm.length,cm.map[0],cm.map[1],cm.map[2]); pw_write(pw,0,0,640,480,PIX_SRC,pr,0,0); pw_batch_off(pw); window_set(frame,WIN_SHOW,TRUE,0); notify_dispatch(); pr_destroy(pr); sleep(1); }