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println -> debug build only logging
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06b47bfc58
commit
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@ -49,7 +49,6 @@ impl GlyphInfo {
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struct FontInfo {
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face: ftwrap::Face,
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font: hbwrap::Font,
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pattern: fcwrap::Pattern,
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cell_height: i64,
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cell_width: i64,
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}
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@ -98,7 +97,7 @@ impl Font {
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let pat = self.pattern.render_prepare(&pat)?;
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let file = pat.get_file()?;
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println!("load_next_fallback: file={}", file);
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debug!("load_next_fallback: file={}", file);
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let size = pat.get_double("size")?.ceil() as i64;
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@ -127,12 +126,11 @@ impl Font {
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// Compute metrics for the nominal monospace cell
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let (cell_width, cell_height) = face.cell_metrics();
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println!("metrics: width={} height={}", cell_width, cell_height);
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debug!("metrics: width={} height={}", cell_width, cell_height);
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self.fonts.push(FontInfo {
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face,
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font,
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pattern: pat,
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cell_height,
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cell_width,
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});
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@ -157,7 +155,7 @@ impl Font {
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}
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pub fn shape(&mut self, font_idx: usize, s: &str) -> Result<Vec<GlyphInfo>, Error> {
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println!(
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debug!(
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"shape text for font_idx {} with len {} {}",
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font_idx,
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s.len(),
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@ -221,7 +219,7 @@ impl Font {
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sizes[last] = diff;
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}
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}
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println!("sizes: {:?}", sizes);
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debug!("sizes: {:?}", sizes);
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// Now make a second pass to determine if we need
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// to perform fallback to a later font.
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@ -235,7 +233,7 @@ impl Font {
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}
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} else if let Some(start) = first_fallback_pos {
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// End of a fallback run
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println!("range: {:?}-{:?} needs fallback", start, pos);
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debug!("range: {:?}-{:?} needs fallback", start, pos);
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let substr = &s[start..pos];
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let mut shape = self.shape(font_idx + 1, substr)?;
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@ -245,7 +243,7 @@ impl Font {
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}
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if info.codepoint != 0 {
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let text = &s[pos..pos + sizes[i]];
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println!("glyph from `{}`", text);
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debug!("glyph from `{}`", text);
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cluster.push(GlyphInfo::new(text, font_idx, info, &positions[i]));
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}
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}
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@ -254,7 +252,7 @@ impl Font {
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// fallback run.
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if let Some(start) = first_fallback_pos {
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let substr = &s[start..];
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println!(
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debug!(
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"at end {:?}-{:?} needs fallback {}",
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start,
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s.len() - 1,
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@ -264,7 +262,7 @@ impl Font {
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cluster.append(&mut shape);
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}
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println!("shaped: {:#?}", cluster);
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debug!("shaped: {:#?}", cluster);
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Ok(cluster)
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}
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3
src/log.rs
Normal file
3
src/log.rs
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@ -0,0 +1,3 @@
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macro_rules! debug {
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($($arg:tt)*) => (if cfg!(debug_assertions) { println!($($arg)*) })
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}
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10
src/main.rs
10
src/main.rs
@ -7,6 +7,8 @@ extern crate harfbuzz_sys;
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extern crate fontconfig; // from servo-fontconfig
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#[cfg(not(target_os = "macos"))]
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extern crate freetype;
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#[macro_use]
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pub mod log;
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mod font;
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@ -109,7 +111,7 @@ impl<'a> Glyph<'a> {
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};
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if scale != 1.0f64 {
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println!(
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debug!(
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"scaling {:?} w={} {}, h={} {} by {}",
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info,
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width,
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@ -156,7 +158,7 @@ fn glyphs_for_text<'a, T>(
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let mut result = Vec::new();
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for info in font.shape(0, s)? {
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if info.glyph_pos == 0 {
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println!("skip: no codepoint for this one {:?}", info);
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debug!("skip: no codepoint for this one {:?}", info);
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continue;
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}
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@ -189,10 +191,10 @@ fn run() -> Result<(), Error> {
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Event::KeyDown { keycode: Some(Keycode::Escape), .. } |
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Event::Quit { .. } => break,
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Event::Window { win_event: WindowEvent::Resized(..), .. } => {
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println!("resize");
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debug!("resize");
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}
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Event::Window { win_event: WindowEvent::Exposed, .. } => {
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println!("exposed");
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debug!("exposed");
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canvas.set_draw_color(Color::RGBA(0, 0, 0, 255));
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canvas.clear();
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canvas.set_blend_mode(BlendMode::Blend);
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