91 lines
2.6 KiB
Rust
91 lines
2.6 KiB
Rust
use errors::*;
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use gdk_pixbuf;
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use gdk_pixbuf_sys;
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use glib::translate::FromGlibPtrFull;
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use glib::translate::ToGlibPtr;
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use gtk::prelude::*;
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use gtk;
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use std::path::*;
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pub fn copy_pixbuf(pixbuf: &gdk_pixbuf::Pixbuf) -> gdk_pixbuf::Pixbuf {
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let new_pixbuf = unsafe {
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let gdk_pixbuf = pixbuf.to_glib_full();
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let copy = gdk_pixbuf_sys::gdk_pixbuf_copy(gdk_pixbuf);
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FromGlibPtrFull::from_glib_full(copy)
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};
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return new_pixbuf;
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}
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pub fn pixbuf_new_from_theme(icon_name: &str,
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size: i32,
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theme: >k::IconTheme)
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-> Result<gdk_pixbuf::Pixbuf> {
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let icon_info =
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theme.lookup_icon(icon_name, size, gtk::IconLookupFlags::empty())
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.ok_or(format!("Couldn't find icon {}", icon_name))?;
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debug!("Loading stock icon {} from {:?}",
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icon_name,
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icon_info.get_filename().unwrap_or(PathBuf::new()));
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// TODO: propagate error
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let pixbuf = icon_info.load_icon().unwrap();
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return Ok(pixbuf);
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}
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pub fn pixbuf_new_from_file(filename: &str) -> Result<gdk_pixbuf::Pixbuf> {
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ensure!(!filename.is_empty(), "Filename is empty");
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let mut syspath = String::new();
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let sysdir = option_env!("PIXMAPSDIR").map(|s| {
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syspath = format!("{}/{}",
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s,
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filename);
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Path::new(syspath.as_str())
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});
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let cargopath = format!("./data/pixmaps/{}", filename);
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let cargodir = Path::new(cargopath.as_str());
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// prefer local dir
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let final_dir = {
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if cargodir.exists() {
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cargodir
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} else if sysdir.is_some() && sysdir.unwrap().exists() {
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sysdir.unwrap()
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} else {
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bail!("No valid path found")
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}
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};
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let str_path = final_dir.to_str().ok_or("Path is not valid unicode")?;
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debug!("Loading icon from {}", str_path);
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// TODO: propagate error
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return Ok(gdk_pixbuf::Pixbuf::new_from_file(str_path).unwrap());
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}
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#[macro_export]
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macro_rules! pixbuf_new_from_xpm {
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($name:ident) => {
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{
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use glib::translate::from_glib_full;
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use libc::c_char;
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extern "C" { fn $name() -> *mut *mut c_char; };
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unsafe {
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from_glib_full(
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gdk_pixbuf_sys::gdk_pixbuf_new_from_xpm_data($name()))
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}
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}
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}
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}
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