GopherProxy

	balloc.c - sam - An updated version of the sam text editor.
	git clone git://vernunftzentrum.de/sam.git
	Log
	Files
	Refs
	LICENSE
	---
	balloc.c (1133B)
	---
	1 /* Copyright (c) 1998 Lucent Technologies - All rights reserved. */
	2 #include <u.h>
	3 #include <libg.h>
	4 #include "libgint.h"
	5
	6 Bitmap*
	7 balloc(Rectangle r, int ldepth)
	8 {
	9 Bitmap *b;
	10
	11 b = _balloc(r, ldepth);
	12 bitblt(b, r.min, b, r, Zero);
	13 return b;
	14 }
	15
	16 Bitmap*
	17 _balloc(Rectangle r, int ldepth)
	18 {
	19 int id;
	20 Bitmap *b;
	21 int ld;
	22 Rectangle rx;
	23
	24 b = (Bitmap *)calloc(1, sizeof(Bitmap));
	25 if(b == 0)
	26 berror("balloc malloc");
	27 if (ldepth == 0)
	28 ld = 0;
	29 else
	30 ld = screen.ldepth;
	31 rx = r;
	32 if (Dx(rx) == 0)
	33 rx.max.x++;
	34 if (Dy(rx) == 0)
	35 rx.max.y++;
	36 id = (int) XCreatePixmap(_dpy, (Drawable)screen.id,
	37 Dx(rx), Dy(rx), _ld2d[ld]);
	38 b->ldepth = ldepth;
	39 b->r = r;
	40 b->clipr = r;
	41 b->id = id;
	42 b->cache = 0;
	43 if(ldepth == 0)
	44 b->flag = DP1\|BL1;
	45 else
	46 b->flag = screen.flag&BL1;
	47 if(r.min.x==0 && r.min.y ==0)
	48 b->flag \|= ZORG;
	49 else
	50 b->flag \|= SHIFT;
	51 return b;
	52 }
	53
	54 void
	55 bfree(Bitmap *b)
	56 {
	57 if (b->fd)
	58 XftDrawDestroy(b->fd);
	59 XFreePixmap(_dpy, (Pixmap)b->id);
	60 free(b);
	61 }