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/*
* Copyright (C) 2010 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.
*/
#ifndef FindController_h
#define FindController_h
#include "ShareableBitmap.h"
#include "WebFindOptions.h"
#include <WebCore/IntRect.h>
#include <WebCore/PageOverlay.h>
#include <wtf/Forward.h>
#include <wtf/Noncopyable.h>
#include <wtf/Vector.h>
#if PLATFORM(IOS)
#include "FindIndicatorOverlayClientIOS.h"
#endif
namespace WebCore {
class Frame;
class Range;
}
namespace WebKit {
class WebPage;
class FindController : private WebCore::PageOverlay::Client {
WTF_MAKE_NONCOPYABLE(FindController);
public:
explicit FindController(WebPage*);
virtual ~FindController();
void findString(const String&, FindOptions, unsigned maxMatchCount);
void findStringMatches(const String&, FindOptions, unsigned maxMatchCount);
void getImageForFindMatch(uint32_t matchIndex);
void selectFindMatch(uint32_t matchIndex);
void hideFindUI();
void countStringMatches(const String&, FindOptions, unsigned maxMatchCount);
void hideFindIndicator();
void showFindIndicatorInSelection();
bool isShowingOverlay() const { return m_isShowingFindIndicator && m_findPageOverlay; }
void deviceScaleFactorDidChange();
void didInvalidateDocumentMarkerRects();
void redraw();
private:
// PageOverlay::Client.
virtual void pageOverlayDestroyed(WebCore::PageOverlay&);
virtual void willMoveToPage(WebCore::PageOverlay&, WebCore::Page*);
virtual void didMoveToPage(WebCore::PageOverlay&, WebCore::Page*);
virtual bool mouseEvent(WebCore::PageOverlay&, const WebCore::PlatformMouseEvent&);
virtual void drawRect(WebCore::PageOverlay&, WebCore::GraphicsContext&, const WebCore::IntRect& dirtyRect);
Vector<WebCore::IntRect> rectsForTextMatchesInRect(WebCore::IntRect clipRect);
bool updateFindIndicator(WebCore::Frame& selectedFrame, bool isShowingOverlay, bool shouldAnimate = true);
void updateFindUIAfterPageScroll(bool found, const String&, FindOptions, unsigned maxMatchCount);
void willFindString();
void didFindString();
void didFailToFindString();
void didHideFindIndicator();
WebPage* m_webPage;
WebCore::PageOverlay* m_findPageOverlay;
// Whether the UI process is showing the find indicator. Note that this can be true even if
// the find indicator isn't showing, but it will never be false when it is showing.
bool m_isShowingFindIndicator;
WebCore::IntRect m_findIndicatorRect;
Vector<RefPtr<WebCore::Range>> m_findMatches;
// Index value is -1 if not found or if number of matches exceeds provided maximum.
int m_foundStringMatchIndex;
#if PLATFORM(IOS)
RefPtr<WebCore::PageOverlay> m_findIndicatorOverlay;
std::unique_ptr<FindIndicatorOverlayClientIOS> m_findIndicatorOverlayClient;
#endif
};
} // namespace WebKit
#endif // FindController_h
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