Everywhere: Hoist the Libraries folder to the top-level

Author: https://github.com/trflynn89 Commit: 93712b24bf Pull-request: https://github.com/LadybirdBrowser/ladybird/pull/2256 Reviewed-by: https://github.com/sideshowbarker
2025-08-01 05:39:11 +00:00 · 2024-11-09 12:25:08 -05:00 · 2024-11-09 12:25:08 -05:00 · 93712b24bf · 2024-11-10 11:51:52 +00:00
commit 93712b24bf
parent 950e819ee7
4547 changed files with 104 additions and 113 deletions
--- a/Libraries/LibWeb/WebVTT/VTTCue.cpp
+++ b/Libraries/LibWeb/WebVTT/VTTCue.cpp
@ -0,0 +1,143 @@
+/*
+ * Copyright (c) 2024, Jamie Mansfield <jmansfield@cadixdev.org>
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
+
+#include <LibWeb/Bindings/Intrinsics.h>
+#include <LibWeb/HTML/Window.h>
+#include <LibWeb/WebVTT/VTTCue.h>
+
+namespace Web::WebVTT {
+
+JS_DEFINE_ALLOCATOR(VTTCue);
+
+// https://w3c.github.io/webvtt/#dom-vttcue-vttcue
+WebIDL::ExceptionOr<JS::NonnullGCPtr<VTTCue>> VTTCue::construct_impl(JS::Realm& realm, double start_time, double end_time, String const& text)
+{
+    // 1. Create a new WebVTT cue. Let cue be that WebVTT cue.
+    auto cue = realm.heap().allocate<VTTCue>(realm, realm, nullptr);
+
+    // 2. Let cue’s text track cue start time be the value of the startTime argument.
+    cue->m_start_time = start_time;
+
+    // 3. If the value of the endTime argument is negative Infinity or a Not-a-Number (NaN) value, then throw a TypeError exception.
+    //    Otherwise, let cue’s text track cue end time be the value of the endTime argument.
+    if (end_time == -AK::Infinity<double> || isnan(end_time))
+        return WebIDL::SimpleException { WebIDL::SimpleExceptionType::TypeError, "End time is negative infinity or NaN"_string };
+    cue->m_end_time = end_time;
+
+    // 4. Let cue’s cue text be the value of the text argument, and let the rules for extracting the chapter title be the WebVTT rules
+    //    for extracting the chapter title.
+    cue->m_text = text;
+    // FIXME: let the rules for extracting the chapter title be the WebVTT rules for extracting the chapter title.
+
+    // 5. Let cue’s text track cue identifier be the empty string.
+    cue->m_identifier = ""_string;
+
+    // 6. Let cue’s text track cue pause-on-exit flag be false.
+    cue->m_pause_on_exit = false;
+
+    // 7. Let cue’s WebVTT cue region be null.
+    cue->m_region = nullptr;
+
+    // 8. Let cue’s WebVTT cue writing direction be horizontal.
+    cue->m_writing_direction = WritingDirection::Horizontal;
+
+    // 9. Let cue’s WebVTT cue snap-to-lines flag be true.
+    cue->m_snap_to_lines = true;
+
+    // FIXME: 10. Let cue’s WebVTT cue line be auto.
+
+    // 11. Let cue’s WebVTT cue line alignment be start alignment.
+    cue->m_line_alignment = Bindings::LineAlignSetting::Start;
+
+    // FIXME: 12. Let cue’s WebVTT cue position be auto.
+
+    // 13. Let cue’s WebVTT cue position alignment be auto.
+    cue->m_position_alignment = Bindings::PositionAlignSetting::Auto;
+
+    // 14. Let cue’s WebVTT cue size be 100.
+    cue->m_size = 100;
+
+    // 15. Let cue’s WebVTT cue text alignment be center alignment.
+    cue->m_text_alignment = Bindings::AlignSetting::Center;
+
+    // 16. Return the VTTCue object representing cue.
+    return cue;
+}
+
+VTTCue::VTTCue(JS::Realm& realm, JS::GCPtr<HTML::TextTrack> track)
+    : HTML::TextTrackCue(realm, track)
+{
+}
+
+void VTTCue::initialize(JS::Realm& realm)
+{
+    Base::initialize(realm);
+    WEB_SET_PROTOTYPE_FOR_INTERFACE(VTTCue);
+}
+
+void VTTCue::visit_edges(Visitor& visitor)
+{
+    Base::visit_edges(visitor);
+    visitor.visit(m_region);
+}
+
+// https://w3c.github.io/webvtt/#dom-vttcue-vertical
+Bindings::DirectionSetting VTTCue::vertical() const
+{
+    switch (m_writing_direction) {
+    case WritingDirection::Horizontal:
+        return Bindings::DirectionSetting::Empty;
+    case WritingDirection::VerticalGrowingLeft:
+        return Bindings::DirectionSetting::Rl;
+    case WritingDirection::VerticalGrowingRight:
+        return Bindings::DirectionSetting::Lr;
+    }
+    VERIFY_NOT_REACHED();
+}
+
+// https://w3c.github.io/webvtt/#dom-vttcue-vertical
+void VTTCue::set_vertical(Bindings::DirectionSetting vertical)
+{
+    switch (vertical) {
+    case Bindings::DirectionSetting::Empty:
+        m_writing_direction = WritingDirection::Horizontal;
+        break;
+    case Bindings::DirectionSetting::Rl:
+        m_writing_direction = WritingDirection::VerticalGrowingLeft;
+        break;
+    case Bindings::DirectionSetting::Lr:
+        m_writing_direction = WritingDirection::VerticalGrowingRight;
+        break;
+    }
+}
+
+// https://w3c.github.io/webvtt/#cue-computed-position-alignment
+Bindings::PositionAlignSetting VTTCue::computed_position_alignment()
+{
+    // 1. If the WebVTT cue position alignment is not auto, then return the value of the WebVTT cue position alignment and abort these
+    //    steps.
+    if (m_position_alignment != Bindings::PositionAlignSetting::Auto)
+        return m_position_alignment;
+
+    // 2. If the WebVTT cue text alignment is left, return line-left and abort these steps.
+    if (m_text_alignment == Bindings::AlignSetting::Left)
+        return Bindings::PositionAlignSetting::LineLeft;
+
+    // 3. If the WebVTT cue text alignment is right, return line-right and abort these steps.
+    if (m_text_alignment == Bindings::AlignSetting::Right)
+        return Bindings::PositionAlignSetting::LineRight;
+
+    // FIXME: 4. If the WebVTT cue text alignment is start, return line-left if the base direction of the cue text is left-to-right, line-right
+    //    otherwise.
+
+    // FIXME: 5. If the WebVTT cue text alignment is end, return line-right if the base direction of the cue text is left-to-right, line-left
+    //    otherwise.
+
+    // 6. Otherwise, return center.
+    return Bindings::PositionAlignSetting::Center;
+}
+
+}