content/base/src/nsViewportInfo.cpp@6474c204b198 (annotated)
content/base/src/nsViewportInfo.cpp
Wed, 31 Dec 2014 06:09:35 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Wed, 31 Dec 2014 06:09:35 +0100
- changeset 0
- 6474c204b198
- permissions
- -rw-r--r--
Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.
| michael@0 | 1 | /* This Source Code Form is subject to the terms of the Mozilla Public |
| michael@0 | 2 | * License, v. 2.0. If a copy of the MPL was not distributed with this |
| michael@0 | 3 | * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ |
| michael@0 | 4 | |
| michael@0 | 5 | #include "nsViewportInfo.h" |
| michael@0 | 6 | #include "mozilla/Assertions.h" |
| michael@0 | 7 | #include <algorithm> |
| michael@0 | 8 | |
| michael@0 | 9 | using namespace mozilla; |
| michael@0 | 10 | |
| michael@0 | 11 | void |
| michael@0 | 12 | nsViewportInfo::SetDefaultZoom(const CSSToScreenScale& aDefaultZoom) |
| michael@0 | 13 | { |
| michael@0 | 14 | MOZ_ASSERT(aDefaultZoom.scale >= 0.0f); |
| michael@0 | 15 | mDefaultZoom = aDefaultZoom; |
| michael@0 | 16 | } |
| michael@0 | 17 | |
| michael@0 | 18 | void |
| michael@0 | 19 | nsViewportInfo::ConstrainViewportValues() |
| michael@0 | 20 | { |
| michael@0 | 21 | // Constrain the min/max zoom as specified at: |
| michael@0 | 22 | // dev.w3.org/csswg/css-device-adapt section 6.2 |
| michael@0 | 23 | mMaxZoom = std::max(mMinZoom, mMaxZoom); |
| michael@0 | 24 | |
| michael@0 | 25 | mDefaultZoom = mDefaultZoom < mMaxZoom ? mDefaultZoom : mMaxZoom; |
| michael@0 | 26 | mDefaultZoom = mDefaultZoom > mMinZoom ? mDefaultZoom : mMinZoom; |
| michael@0 | 27 | } |
