Archives/notcurses
2
0
Fork 0
mirror of https://github.com/dankamongmen/notcurses.git synced 2024-11-08 01:10:23 +00:00
Code Issues Packages Projects Releases Wiki Activity

[zoo] clean up background

Browse Source
This commit is contained in:
nick black 2021-11-09 03:41:10 -05:00
parent 8dc396c916
commit 4153e24f8b
No known key found for this signature in database
GPG Key ID: 5F43400C21CBFACC
1 changed files with 27 additions and 22 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

49
src/demo/zoo.c
View File

@ -2,27 +2,29 @@
// open up changes.jpg, stretch it to fill, drop it to greyscale // open up changes.jpg, stretch it to fill, drop it to greyscale
static int static int
draw_background(struct notcurses* nc){ draw_background(struct notcurses* nc, struct ncplane** bgp){
if(notcurses_canopen_images(nc)){ *bgp = NULL;
struct ncplane* n = notcurses_stdplane(nc); if(!notcurses_canopen_images(nc)){
char* path = find_data("changes.jpg"); return 0;
struct ncvisual* ncv = ncvisual_from_file(path);
free(path);
if(!ncv){
return -1;
}
struct ncvisual_options vopts = {
.scaling = NCSCALE_STRETCH,
.n = n,
.flags = NCVISUAL_OPTION_CHILDPLANE,
};
if(ncvisual_blit(nc, ncv, &vopts) == NULL){
ncvisual_destroy(ncv);
return -1;
}
ncplane_greyscale(n);
ncvisual_destroy(ncv);
} }
struct ncplane* n = notcurses_stdplane(nc);
char* path = find_data("changes.jpg");
struct ncvisual* ncv = ncvisual_from_file(path);
free(path);
if(!ncv){
return -1;
}
struct ncvisual_options vopts = {
.scaling = NCSCALE_STRETCH,
.n = n,
.flags = NCVISUAL_OPTION_CHILDPLANE,
};
if((*bgp = ncvisual_blit(nc, ncv, &vopts)) == NULL){
ncvisual_destroy(ncv);
return -1;
}
ncplane_greyscale(n);
ncvisual_destroy(ncv);
return 0; return 0;
} }
@ -438,8 +440,11 @@ done:
// screen. as it does so, two widgets (selector and multiselector) come in // screen. as it does so, two widgets (selector and multiselector) come in
// from the left and right, respectively. they then fade out. // from the left and right, respectively. they then fade out.
int zoo_demo(struct notcurses* nc){ int zoo_demo(struct notcurses* nc){
if(draw_background(nc)){ struct ncplane* bgp;
if(draw_background(nc, &bgp)){
return -1; return -1;
} }
return reader_demo(nc); int ret = reader_demo(nc);
ncplane_destroy(bgp);
return ret;
} }