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LibWeb: Implement the Screen interface
https://drafts.csswg.org/cssom-view/#the-screen-interface
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45
Userland/Libraries/LibWeb/CSS/Screen.cpp
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Userland/Libraries/LibWeb/CSS/Screen.cpp
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/*
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* Copyright (c) 2021, Linus Groh <mail@linusgroh.de>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <LibGfx/Rect.h>
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#include <LibWeb/CSS/Screen.h>
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#include <LibWeb/DOM/Document.h>
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#include <LibWeb/DOM/Window.h>
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#include <LibWeb/Page/Page.h>
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namespace Web::CSS {
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Screen::Screen(DOM::Window& window)
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: m_window(window)
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{
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}
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Gfx::IntRect Screen::screen_rect() const
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{
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return m_window.document().page()->screen_rect();
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}
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}
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62
Userland/Libraries/LibWeb/CSS/Screen.h
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Userland/Libraries/LibWeb/CSS/Screen.h
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/*
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* Copyright (c) 2021, Linus Groh <mail@linusgroh.de>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#pragma once
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#include <LibGfx/Rect.h>
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#include <LibWeb/Bindings/Wrappable.h>
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#include <LibWeb/Forward.h>
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namespace Web::CSS {
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class Screen final
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: public RefCounted<Screen>
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, public Bindings::Wrappable {
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public:
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using WrapperType = Bindings::ScreenWrapper;
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static NonnullRefPtr<Screen> create(DOM::Window& window)
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{
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return adopt(*new Screen(window));
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}
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i32 width() const { return screen_rect().width(); }
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i32 height() const { return screen_rect().height(); }
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i32 avail_width() const { return screen_rect().width(); }
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i32 avail_height() const { return screen_rect().height(); }
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u32 color_depth() const { return 24; }
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u32 pixel_depth() const { return 24; }
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private:
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explicit Screen(DOM::Window&);
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Gfx::IntRect screen_rect() const;
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DOM::Window& m_window;
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};
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}
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8
Userland/Libraries/LibWeb/CSS/Screen.idl
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Userland/Libraries/LibWeb/CSS/Screen.idl
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interface Screen {
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readonly attribute long availWidth;
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readonly attribute long availHeight;
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readonly attribute long width;
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readonly attribute long height;
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readonly attribute unsigned long colorDepth;
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readonly attribute unsigned long pixelDepth;
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};
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