summaryrefslogtreecommitdiffstats
path: root/vendor/yansi-term/examples
diff options
context:
space:
mode:
Diffstat (limited to 'vendor/yansi-term/examples')
-rw-r--r--vendor/yansi-term/examples/256_colours.rs76
-rw-r--r--vendor/yansi-term/examples/basic_colours.rs18
-rw-r--r--vendor/yansi-term/examples/overwrite.rs18
-rw-r--r--vendor/yansi-term/examples/rgb_colours.rs23
4 files changed, 135 insertions, 0 deletions
diff --git a/vendor/yansi-term/examples/256_colours.rs b/vendor/yansi-term/examples/256_colours.rs
new file mode 100644
index 000000000..1a222a755
--- /dev/null
+++ b/vendor/yansi-term/examples/256_colours.rs
@@ -0,0 +1,76 @@
+extern crate yansi_term;
+use yansi_term::Colour;
+
+// This example prints out the 256 colours.
+// They're arranged like this:
+//
+// - 0 to 8 are the eight standard colours.
+// - 9 to 15 are the eight bold colours.
+// - 16 to 231 are six blocks of six-by-six colour squares.
+// - 232 to 255 are shades of grey.
+
+fn main() {
+ // First two lines
+ for c in 0..8 {
+ glow(c, c != 0);
+ print!(" ");
+ }
+ println!();
+ for c in 8..16 {
+ glow(c, c != 8);
+ print!(" ");
+ }
+ println!("\n");
+
+ // Six lines of the first three squares
+ for row in 0..6 {
+ for square in 0..3 {
+ for column in 0..6 {
+ glow(16 + square * 36 + row * 6 + column, row >= 3);
+ print!(" ");
+ }
+
+ print!(" ");
+ }
+
+ println!();
+ }
+ println!();
+
+ // Six more lines of the other three squares
+ for row in 0..6 {
+ for square in 0..3 {
+ for column in 0..6 {
+ glow(124 + square * 36 + row * 6 + column, row >= 3);
+ print!(" ");
+ }
+
+ print!(" ");
+ }
+
+ println!();
+ }
+ println!();
+
+ // The last greyscale lines
+ for c in 232..=243 {
+ glow(c, false);
+ print!(" ");
+ }
+ println!();
+ for c in 244..=255 {
+ glow(c, true);
+ print!(" ");
+ }
+ println!();
+}
+
+fn glow(c: u8, light_bg: bool) {
+ let base = if light_bg {
+ Colour::Black
+ } else {
+ Colour::White
+ };
+ let style = base.on(Colour::Fixed(c));
+ print!("{}", style.paint_fn(|f| write!(f, " {:3} ", c)));
+}
diff --git a/vendor/yansi-term/examples/basic_colours.rs b/vendor/yansi-term/examples/basic_colours.rs
new file mode 100644
index 000000000..666c4789a
--- /dev/null
+++ b/vendor/yansi-term/examples/basic_colours.rs
@@ -0,0 +1,18 @@
+extern crate yansi_term;
+use yansi_term::{Colour::*, Style};
+
+// This example prints out the 16 basic colours.
+
+fn main() {
+ let normal = Style::default();
+
+ println!("{} {}", normal.paint("Normal"), normal.bold().paint("bold"));
+ println!("{} {}", Black.paint("Black"), Black.bold().paint("bold"));
+ println!("{} {}", Red.paint("Red"), Red.bold().paint("bold"));
+ println!("{} {}", Green.paint("Green"), Green.bold().paint("bold"));
+ println!("{} {}", Yellow.paint("Yellow"), Yellow.bold().paint("bold"));
+ println!("{} {}", Blue.paint("Blue"), Blue.bold().paint("bold"));
+ println!("{} {}", Purple.paint("Purple"), Purple.bold().paint("bold"));
+ println!("{} {}", Cyan.paint("Cyan"), Cyan.bold().paint("bold"));
+ println!("{} {}", White.paint("White"), White.bold().paint("bold"));
+}
diff --git a/vendor/yansi-term/examples/overwrite.rs b/vendor/yansi-term/examples/overwrite.rs
new file mode 100644
index 000000000..ed0224f48
--- /dev/null
+++ b/vendor/yansi-term/examples/overwrite.rs
@@ -0,0 +1,18 @@
+extern crate yansi_term;
+use yansi_term::{Colour::*, Style};
+
+// This example prints out the 16 basic colours.
+
+fn main() {
+ println!(
+ "{}",
+ Red.paint_fn(|f| {
+ f.write_str("RED")?;
+ Style::new().bold().write_prefix(f)?;
+ f.write_str("RED_BOLD")?;
+ Style::write_reset(f)?;
+ Black.write_prefix(f)?;
+ f.write_str("BLACK")
+ })
+ );
+}
diff --git a/vendor/yansi-term/examples/rgb_colours.rs b/vendor/yansi-term/examples/rgb_colours.rs
new file mode 100644
index 000000000..c28b52e56
--- /dev/null
+++ b/vendor/yansi-term/examples/rgb_colours.rs
@@ -0,0 +1,23 @@
+extern crate yansi_term;
+use yansi_term::{Colour, Style};
+
+// This example prints out a colour gradient in a grid by calculating each
+// character’s red, green, and blue components, and using 24-bit colour codes
+// to display them.
+
+const WIDTH: i32 = 80;
+const HEIGHT: i32 = 24;
+
+fn main() {
+ for row in 0..HEIGHT {
+ for col in 0..WIDTH {
+ let r = (row * 255 / HEIGHT) as u8;
+ let g = (col * 255 / WIDTH) as u8;
+ let b = 128;
+
+ print!("{}", Style::default().on(Colour::RGB(r, g, b)).paint(" "));
+ }
+
+ println!();
+ }
+}