Improve attribute setting
This commit is contained in:
Jeremy Soller
parent
536c24355c
commit
559a83faa5
4 changed files with 100 additions and 90 deletions
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@ -1,6 +1,6 @@
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// SPDX-License-Identifier: MIT OR Apache-2.0
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use cosmic_text::{Color, Family, FontSystem, Style, SwashCache,
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use cosmic_text::{Attrs, AttrsList, Color, Family, FontSystem, Style, SwashCache,
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TextAction, TextBuffer, TextBufferLine, TextMetrics, Weight};
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use orbclient::{EventOption, Renderer, Window, WindowFlag};
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use std::{process, thread, time::{Duration, Instant}};
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@ -31,7 +31,7 @@ fn main() {
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)
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.unwrap();
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let attrs = cosmic_text::Attrs::new();
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let attrs = Attrs::new();
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let mut buffer = TextBuffer::new(
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&font_system,
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attrs,
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@ -47,75 +47,79 @@ fn main() {
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let mono_attrs = attrs.monospaced(true).family(Family::Monospace);
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let comic_attrs = attrs.family(Family::Name("Comic Neue"));
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let mut line_i = 0;
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for &(text, attrs) in &[
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("B", attrs.weight(Weight::BOLD)),
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("old ", attrs),
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("I", attrs.style(Style::Italic)),
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("talic ", attrs),
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("f", attrs),
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("i ", attrs),
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("f", attrs.weight(Weight::BOLD)),
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("i ", attrs),
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("f", attrs.style(Style::Italic)),
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("i ", attrs),
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("\n", attrs),
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("Sans-Serif Normal ", attrs),
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("Sans-Serif Bold ", attrs.weight(Weight::BOLD)),
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("Sans-Serif Italic ", attrs.style(Style::Italic)),
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("Sans-Serif Bold Italic", attrs.weight(Weight::BOLD).style(Style::Italic)),
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("\n", attrs),
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("Serif Normal ", serif_attrs),
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("Serif Bold ", serif_attrs.weight(Weight::BOLD)),
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("Serif Italic ", serif_attrs.style(Style::Italic)),
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("Serif Bold Italic", serif_attrs.weight(Weight::BOLD).style(Style::Italic)),
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("\n", attrs),
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("Mono Normal ", mono_attrs),
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("Mono Bold ", mono_attrs.weight(Weight::BOLD)),
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("Mono Italic ", mono_attrs.style(Style::Italic)),
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("Mono Bold Italic", mono_attrs.weight(Weight::BOLD).style(Style::Italic)),
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("\n", attrs),
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("Comic Normal ", comic_attrs),
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("Comic Bold ", comic_attrs.weight(Weight::BOLD)),
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("Comic Italic ", comic_attrs.style(Style::Italic)),
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("Comic Bold Italic", comic_attrs.weight(Weight::BOLD).style(Style::Italic)),
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("\n", attrs),
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("R", attrs.color(Color::rgb(0xFF, 0x00, 0x00))),
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("A", attrs.color(Color::rgb(0xFF, 0x7F, 0x00))),
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("I", attrs.color(Color::rgb(0xFF, 0xFF, 0x00))),
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("N", attrs.color(Color::rgb(0x00, 0xFF, 0x00))),
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("B", attrs.color(Color::rgb(0x00, 0x00, 0xFF))),
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("O", attrs.color(Color::rgb(0x4B, 0x00, 0x82))),
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("W ", attrs.color(Color::rgb(0x94, 0x00, 0xD3))),
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("Red ", attrs.color(Color::rgb(0xFF, 0x00, 0x00))),
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("Orange ", attrs.color(Color::rgb(0xFF, 0x7F, 0x00))),
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("Yellow ", attrs.color(Color::rgb(0xFF, 0xFF, 0x00))),
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("Green ", attrs.color(Color::rgb(0x00, 0xFF, 0x00))),
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("Blue ", attrs.color(Color::rgb(0x00, 0x00, 0xFF))),
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("Indigo ", attrs.color(Color::rgb(0x4B, 0x00, 0x82))),
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("Violet ", attrs.color(Color::rgb(0x94, 0x00, 0xD3))),
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("U", attrs.color(Color::rgb(0x94, 0x00, 0xD3))),
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("N", attrs.color(Color::rgb(0x4B, 0x00, 0x82))),
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("I", attrs.color(Color::rgb(0x00, 0x00, 0xFF))),
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("C", attrs.color(Color::rgb(0x00, 0xFF, 0x00))),
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("O", attrs.color(Color::rgb(0xFF, 0xFF, 0x00))),
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("R", attrs.color(Color::rgb(0xFF, 0x7F, 0x00))),
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("N", attrs.color(Color::rgb(0xFF, 0x00, 0x00))),
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] {
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if text == "\n" {
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line_i += 1;
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while line_i >= buffer.lines.len() {
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buffer.lines.push(TextBufferLine::new(String::new(), attrs));
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}
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continue;
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}
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buffer.lines.clear();
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let line = &mut buffer.lines[line_i];
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let start = line.text.len();
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line.text.push_str(text);
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let end = line.text.len();
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line.attrs_list.add_span(start, end, attrs);
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line.reset();
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let lines: &[&[(&str, Attrs)]] = &[
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&[
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("B", attrs.weight(Weight::BOLD)),
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("old ", attrs),
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("I", attrs.style(Style::Italic)),
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("talic ", attrs),
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("f", attrs),
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("i ", attrs),
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("f", attrs.weight(Weight::BOLD)),
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("i ", attrs),
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("f", attrs.style(Style::Italic)),
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("i ", attrs),
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],
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&[
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("Sans-Serif Normal ", attrs),
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("Sans-Serif Bold ", attrs.weight(Weight::BOLD)),
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("Sans-Serif Italic ", attrs.style(Style::Italic)),
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("Sans-Serif Bold Italic", attrs.weight(Weight::BOLD).style(Style::Italic)),
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],
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&[
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("Serif Normal ", serif_attrs),
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("Serif Bold ", serif_attrs.weight(Weight::BOLD)),
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("Serif Italic ", serif_attrs.style(Style::Italic)),
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("Serif Bold Italic", serif_attrs.weight(Weight::BOLD).style(Style::Italic)),
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],
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&[
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("Mono Normal ", mono_attrs),
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("Mono Bold ", mono_attrs.weight(Weight::BOLD)),
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("Mono Italic ", mono_attrs.style(Style::Italic)),
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("Mono Bold Italic", mono_attrs.weight(Weight::BOLD).style(Style::Italic)),
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],
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&[
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("Comic Normal ", comic_attrs),
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("Comic Bold ", comic_attrs.weight(Weight::BOLD)),
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("Comic Italic ", comic_attrs.style(Style::Italic)),
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("Comic Bold Italic", comic_attrs.weight(Weight::BOLD).style(Style::Italic)),
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],
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&[
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("R", attrs.color(Color::rgb(0xFF, 0x00, 0x00))),
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("A", attrs.color(Color::rgb(0xFF, 0x7F, 0x00))),
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("I", attrs.color(Color::rgb(0xFF, 0xFF, 0x00))),
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("N", attrs.color(Color::rgb(0x00, 0xFF, 0x00))),
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("B", attrs.color(Color::rgb(0x00, 0x00, 0xFF))),
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("O", attrs.color(Color::rgb(0x4B, 0x00, 0x82))),
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("W ", attrs.color(Color::rgb(0x94, 0x00, 0xD3))),
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("Red ", attrs.color(Color::rgb(0xFF, 0x00, 0x00))),
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("Orange ", attrs.color(Color::rgb(0xFF, 0x7F, 0x00))),
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("Yellow ", attrs.color(Color::rgb(0xFF, 0xFF, 0x00))),
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("Green ", attrs.color(Color::rgb(0x00, 0xFF, 0x00))),
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("Blue ", attrs.color(Color::rgb(0x00, 0x00, 0xFF))),
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("Indigo ", attrs.color(Color::rgb(0x4B, 0x00, 0x82))),
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("Violet ", attrs.color(Color::rgb(0x94, 0x00, 0xD3))),
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("U", attrs.color(Color::rgb(0x94, 0x00, 0xD3))),
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("N", attrs.color(Color::rgb(0x4B, 0x00, 0x82))),
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("I", attrs.color(Color::rgb(0x00, 0x00, 0xFF))),
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("C", attrs.color(Color::rgb(0x00, 0xFF, 0x00))),
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("O", attrs.color(Color::rgb(0xFF, 0xFF, 0x00))),
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("R", attrs.color(Color::rgb(0xFF, 0x7F, 0x00))),
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("N", attrs.color(Color::rgb(0xFF, 0x00, 0x00))),
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]
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];
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for &line in lines {
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let mut line_text = String::new();
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let mut attrs_list = AttrsList::new(attrs);
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for &(text, attrs) in line {
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let start = line_text.len();
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line_text.push_str(text);
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let end = line_text.len();
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attrs_list.add_span(start, end, attrs);
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}
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buffer.lines.push(TextBufferLine::new(line_text, attrs_list));
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}
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let mut swash_cache = SwashCache::new(&font_system);
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