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author | Steve Block <steveblock@google.com> | 2011-05-06 11:45:16 +0100 |
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committer | Steve Block <steveblock@google.com> | 2011-05-12 13:44:10 +0100 |
commit | cad810f21b803229eb11403f9209855525a25d57 (patch) | |
tree | 29a6fd0279be608e0fe9ffe9841f722f0f4e4269 /Source/WebCore/dom/ViewportArguments.h | |
parent | 121b0cf4517156d0ac5111caf9830c51b69bae8f (diff) | |
download | external_webkit-cad810f21b803229eb11403f9209855525a25d57.zip external_webkit-cad810f21b803229eb11403f9209855525a25d57.tar.gz external_webkit-cad810f21b803229eb11403f9209855525a25d57.tar.bz2 |
Merge WebKit at r75315: Initial merge by git.
Change-Id: I570314b346ce101c935ed22a626b48c2af266b84
Diffstat (limited to 'Source/WebCore/dom/ViewportArguments.h')
-rw-r--r-- | Source/WebCore/dom/ViewportArguments.h | 109 |
1 files changed, 109 insertions, 0 deletions
diff --git a/Source/WebCore/dom/ViewportArguments.h b/Source/WebCore/dom/ViewportArguments.h new file mode 100644 index 0000000..4f678f3 --- /dev/null +++ b/Source/WebCore/dom/ViewportArguments.h @@ -0,0 +1,109 @@ +/* + * Copyright (C) 1999 Lars Knoll (knoll@kde.org) + * (C) 1999 Antti Koivisto (koivisto@kde.org) + * (C) 2001 Dirk Mueller (mueller@kde.org) + * (C) 2006 Alexey Proskuryakov (ap@webkit.org) + * Copyright (C) 2004, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved. + * Copyright (C) 2008 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/) + * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies) + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Library General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public License + * along with this library; see the file COPYING.LIB. If not, write to + * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + * + */ + +#ifndef ViewportArguments_h +#define ViewportArguments_h + +#include "IntSize.h" +#include <wtf/Forward.h> + +namespace WebCore { + +class Document; + +enum ViewportErrorCode { + DeviceWidthShouldBeUsedWarning, + DeviceHeightShouldBeUsedWarning, + UnrecognizedViewportArgumentError, + MaximumScaleTooLargeError, + TargetDensityDpiTooSmallOrLargeError +}; + +struct ViewportAttributes { + IntSize layoutSize; + + float devicePixelRatio; + + float initialScale; + float minimumScale; + float maximumScale; + + bool userScalable; +}; + +struct ViewportArguments { + + enum { + ValueAuto = -1, + ValueDesktopWidth = -2, + ValueDeviceWidth = -3, + ValueDeviceHeight = -4, + ValueDeviceDPI = -5, + ValueLowDPI = -6, + ValueMediumDPI = -7, + ValueHighDPI = -8 + }; + + ViewportArguments() + : initialScale(ValueAuto) + , minimumScale(ValueAuto) + , maximumScale(ValueAuto) + , width(ValueAuto) + , height(ValueAuto) + , targetDensityDpi(ValueAuto) + , userScalable(true) + { + } + + float initialScale; + float minimumScale; + float maximumScale; + float width; + float height; + float targetDensityDpi; + + bool userScalable; + + bool operator==(const ViewportArguments& other) const + { + return initialScale == other.initialScale + && minimumScale == other.minimumScale + && maximumScale == other.maximumScale + && width == other.width + && height == other.height + && targetDensityDpi == other.targetDensityDpi + && userScalable == other.userScalable; + } +}; + +ViewportAttributes computeViewportAttributes(ViewportArguments args, int desktopWidth, int deviceWidth, int deviceHeight, int deviceDPI, IntSize visibleViewport); + +void setViewportFeature(const String& keyString, const String& valueString, Document*, void* data); +void reportViewportWarning(Document*, ViewportErrorCode, const String& replacement); + +} // namespace WebCore + +#endif // ViewportArguments_h |