| /* |
| * Copyright (C) 2007 Apple Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of |
| * its contributors may be used to endorse or promote products derived |
| * from this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY |
| * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
| * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY |
| * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
| * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
| * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
| * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
| * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #ifndef THIRD_PARTY_BLINK_RENDERER_CORE_FRAME_SCREEN_H_ |
| #define THIRD_PARTY_BLINK_RENDERER_CORE_FRAME_SCREEN_H_ |
| |
| #include "base/optional.h" |
| #include "third_party/blink/renderer/core/core_export.h" |
| #include "third_party/blink/renderer/core/execution_context/execution_context_lifecycle_observer.h" |
| #include "third_party/blink/renderer/platform/bindings/script_wrappable.h" |
| #include "third_party/blink/renderer/platform/heap/handle.h" |
| #include "third_party/blink/renderer/platform/supplementable.h" |
| #include "third_party/blink/renderer/platform/wtf/text/wtf_string.h" |
| #include "ui/display/mojom/display.mojom-blink.h" |
| |
| namespace blink { |
| |
| class LocalFrame; |
| |
| class CORE_EXPORT Screen final : public ScriptWrappable, |
| public DOMWindowClient, |
| public Supplementable<Screen> { |
| DEFINE_WRAPPERTYPEINFO(); |
| USING_GARBAGE_COLLECTED_MIXIN(Screen); |
| |
| public: |
| explicit Screen(LocalFrame*); |
| |
| int height() const; |
| int width() const; |
| unsigned colorDepth() const; |
| unsigned pixelDepth() const; |
| int availLeft() const; |
| int availTop() const; |
| int availHeight() const; |
| int availWidth() const; |
| |
| void Trace(Visitor*) override; |
| |
| // Proposed extensions to the Screen interface. |
| // https://github.com/webscreens/screen-enumeration |
| // TODO(msw): Resolve different info sources, caching, and lifetimes. |
| Screen(display::mojom::blink::DisplayPtr display, |
| bool internal, |
| bool primary); |
| int left() const; |
| int top() const; |
| bool internal() const; |
| bool primary() const; |
| float scaleFactor() const; |
| const String name() const; |
| |
| // Not web-exposed; for internal usage only. |
| static constexpr int64_t kInvalidDisplayId = -1; |
| int64_t DisplayId() const; |
| |
| private: |
| // A static snapshot of the display's information, provided upon construction. |
| // This member is only valid for Screen objects obtained via the experimental |
| // Screen Enumeration API. |
| const display::mojom::blink::DisplayPtr display_; |
| // True if this is an internal display of the device; it is a static value |
| // provided upon construction. This member is only valid for Screen objects |
| // obtained via the experimental Screen Enumeration API. |
| const base::Optional<bool> internal_; |
| // True if this is the primary screen of the operating system; it is a static |
| // value provided upon construction. This member is only valid for Screen |
| // objects obtained via the experimental Screen Enumeration API. |
| const base::Optional<bool> primary_; |
| }; |
| |
| } // namespace blink |
| |
| #endif // THIRD_PARTY_BLINK_RENDERER_CORE_FRAME_SCREEN_H_ |