| /* |
| * Copyright (C) 2013-2020 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. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE INC. 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 INC. 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. |
| */ |
| |
| #pragma once |
| |
| #if PLATFORM(IOS_FAMILY) |
| |
| #include "MessageReceiver.h" |
| #include <WebCore/FloatRect.h> |
| #include <wtf/Noncopyable.h> |
| |
| OBJC_CLASS WKContentView; |
| OBJC_CLASS UIScrollView; |
| |
| namespace WebKit { |
| |
| class WebPageProxy; |
| |
| class SmartMagnificationController : private IPC::MessageReceiver { |
| WTF_MAKE_FAST_ALLOCATED; |
| WTF_MAKE_NONCOPYABLE(SmartMagnificationController); |
| public: |
| SmartMagnificationController(WKContentView *); |
| ~SmartMagnificationController(); |
| |
| void handleSmartMagnificationGesture(WebCore::FloatPoint origin); |
| void handleResetMagnificationGesture(WebCore::FloatPoint origin); |
| |
| double zoomFactorForTargetRect(WebCore::FloatRect targetRect, bool fitEntireRect, double viewportMinimumScale, double viewportMaximumScale); |
| |
| private: |
| // IPC::MessageReceiver. |
| void didReceiveMessage(IPC::Connection&, IPC::Decoder&) override; |
| |
| void didCollectGeometryForSmartMagnificationGesture(WebCore::FloatPoint origin, WebCore::FloatRect renderRect, WebCore::FloatRect visibleContentBounds, bool fitEntireRect, double viewportMinimumScale, double viewportMaximumScale); |
| void scrollToRect(WebCore::FloatPoint origin, WebCore::FloatRect targetRect); |
| std::tuple<WebCore::FloatRect, double, double> smartMagnificationTargetRectAndZoomScales(WebCore::FloatRect targetRect, double minimumScale, double maximumScale, bool addMagnificationPadding); |
| |
| WebPageProxy& m_webPageProxy; |
| WKContentView *m_contentView; |
| }; |
| |
| } // namespace WebKit |
| |
| #endif // PLATFORM(IOS_FAMILY) |