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7ef2a1369c
Also spec-comment the methods here, and stop converting the entire rect to integers when we only care about one value.
114 lines
3.2 KiB
C++
114 lines
3.2 KiB
C++
/*
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* Copyright (c) 2021-2022, Linus Groh <linusg@serenityos.org>
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* Copyright (c) 2025, Sam Atkins <sam@ladybird.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <LibGfx/Rect.h>
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#include <LibWeb/Bindings/Intrinsics.h>
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#include <LibWeb/Bindings/ScreenPrototype.h>
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#include <LibWeb/CSS/Screen.h>
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#include <LibWeb/CSS/ScreenOrientation.h>
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#include <LibWeb/DOM/Document.h>
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#include <LibWeb/Page/Page.h>
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namespace Web::CSS {
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GC_DEFINE_ALLOCATOR(Screen);
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GC::Ref<Screen> Screen::create(HTML::Window& window)
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{
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return window.realm().create<Screen>(window);
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}
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Screen::Screen(HTML::Window& window)
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: DOM::EventTarget(window.realm())
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, m_window(window)
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{
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}
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void Screen::initialize(JS::Realm& realm)
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{
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WEB_SET_PROTOTYPE_FOR_INTERFACE(Screen);
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Base::initialize(realm);
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}
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void Screen::visit_edges(Cell::Visitor& visitor)
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{
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Base::visit_edges(visitor);
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visitor.visit(m_window);
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visitor.visit(m_orientation);
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}
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// https://drafts.csswg.org/cssom-view-1/#dom-screen-width
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i32 Screen::width() const
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{
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// The width attribute must return the width of the Web-exposed screen area.
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return window().page().web_exposed_screen_area().width().to_int();
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}
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// https://drafts.csswg.org/cssom-view-1/#dom-screen-height
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i32 Screen::height() const
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{
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// The height attribute must return the height of the Web-exposed screen area.
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return window().page().web_exposed_screen_area().height().to_int();
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}
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// https://drafts.csswg.org/cssom-view-1/#dom-screen-availwidth
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i32 Screen::avail_width() const
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{
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// The availWidth attribute must return the width of the Web-exposed available screen area.
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return window().page().web_exposed_available_screen_area().width().to_int();
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}
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// https://drafts.csswg.org/cssom-view-1/#dom-screen-availheight
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i32 Screen::avail_height() const
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{
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// The availHeight attribute must return the height of the Web-exposed available screen area.
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return window().page().web_exposed_available_screen_area().height().to_int();
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}
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// https://drafts.csswg.org/cssom-view-1/#dom-screen-colordepth
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u32 Screen::color_depth() const
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{
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// The colorDepth and pixelDepth attributes should return the number of bits allocated to colors for a pixel in
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// the output device, excluding the alpha channel.
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return 24;
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}
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// https://drafts.csswg.org/cssom-view-1/#dom-screen-pixeldepth
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u32 Screen::pixel_depth() const
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{
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// The colorDepth and pixelDepth attributes should return the number of bits allocated to colors for a pixel in
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// the output device, excluding the alpha channel.
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return 24;
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}
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GC::Ref<ScreenOrientation> Screen::orientation()
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{
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if (!m_orientation)
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m_orientation = ScreenOrientation::create(realm());
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return *m_orientation;
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}
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// https://w3c.github.io/window-management/#dom-screen-isextended
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bool Screen::is_extended() const
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{
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dbgln("FIXME: Unimplemented Screen::is_extended");
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return false;
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}
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// https://w3c.github.io/window-management/#dom-screen-onchange
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void Screen::set_onchange(GC::Ptr<WebIDL::CallbackType> event_handler)
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{
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set_event_handler_attribute(HTML::EventNames::change, event_handler);
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}
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// https://w3c.github.io/window-management/#dom-screen-onchange
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GC::Ptr<WebIDL::CallbackType> Screen::onchange()
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{
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return event_handler_attribute(HTML::EventNames::change);
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}
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}
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