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Add an option to show debug fragment borders

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This is quite a bit cleaner than abusing the rust debug functionality.
If we start collecting too many debugging options in the servo
executable we could opt to organize them into a single option.

Fixes #2263.
This commit is contained in:
Martin Robinson 2014-10-20 16:01:14 -07:00
parent f6941b35e3
commit 2d5168a1e5
3 changed files with 18 additions and 14 deletions
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5
components/util/opts.rs
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@ -74,6 +74,9 @@ pub struct Opts {
/// debugging purposes (`--show-debug-borders`).
pub show_debug_borders: bool,
/// True if we should show borders on all fragments for debugging purposes (`--show-debug-fragment-borders`).
pub show_debug_fragment_borders: bool,
/// If set with --disable-text-aa, disable antialiasing on fonts. This is primarily useful for reftests
/// where pixel perfect results are required when using fonts such as the Ahem
/// font for layout tests.
@ -137,6 +140,7 @@ pub fn from_cmdline_args(args: &[String]) -> bool {
getopts::optflag("f", "hard-fail", "Exit on task failure instead of displaying about:failure"),
getopts::optflag("b", "bubble-widths", "Bubble intrinsic widths separately like other engines"),
getopts::optflag("", "show-debug-borders", "Show debugging borders on layers and tiles."),
getopts::optflag("", "show-debug-fragment-borders", "Show debugging borders on fragments."),
getopts::optflag("", "disable-text-aa", "Disable antialiasing for text rendering."),
getopts::optflag("", "trace-layout", "Write layout trace to external file for debugging."),
getopts::optflagopt("", "devtools", "Start remote devtools server on port", "6000"),
@ -238,6 +242,7 @@ pub fn from_cmdline_args(args: &[String]) -> bool {
hard_fail: opt_match.opt_present("f"),
bubble_inline_sizes_separately: bubble_inline_sizes_separately,
show_debug_borders: opt_match.opt_present("show-debug-borders"),
show_debug_fragment_borders: opt_match.opt_present("show-debug-fragment-borders"),
enable_text_antialiasing: !opt_match.opt_present("disable-text-aa"),
trace_layout: trace_layout,
devtools_port: devtools_port,