Source/WebKit2/WebProcess/WebPage/ServicesOverlayController.h

   1 /*
   2  * Copyright (C) 2014 Apple Inc. All rights reserved.
   3  *
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions
   6  * are met:
   7  * 1. Redistributions of source code must retain the above copyright
   8  *    notice, this list of conditions and the following disclaimer.
   9  * 2. Redistributions in binary form must reproduce the above copyright
  10  *    notice, this list of conditions and the following disclaimer in the
  11  *    documentation and/or other materials provided with the distribution.
  12  *
  13  * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
  14  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
  15  * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  16  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
  17  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  18  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  19  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  20  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  21  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  22  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
  23  * THE POSSIBILITY OF SUCH DAMAGE.
  24  */
  25
  26 #ifndef ServicesOverlayController_h
  27 #define ServicesOverlayController_h
  28
  29 #if ENABLE(SERVICE_CONTROLS) || ENABLE(TELEPHONE_NUMBER_DETECTION)
  30
  31 #include "PageOverlay.h"
  32 #include <WebCore/Range.h>
  33
  34 typedef void* DDHighlightRef;
  35
  36 namespace WebCore {
  37 class LayoutRect;
  38
  39 struct GapRects;
  40 }
  41
  42 namespace WebKit {
  43
  44 class WebPage;
  45
  46 typedef void* DDHighlightRef;
  47
  48 struct TelephoneNumberData {
  49     TelephoneNumberData(RetainPtr<DDHighlightRef> highlight, PassRefPtr<WebCore::Range> range)
  50         : highlight(highlight)
  51         , range(range)
  52     {
  53     }
  54
  55     RetainPtr<DDHighlightRef> highlight;
  56     RefPtr<WebCore::Range> range;
  57 };
  58
  59 class ServicesOverlayController : private PageOverlay::Client {
  60 public:
  61     ServicesOverlayController(WebPage&);
  62     ~ServicesOverlayController();
  63
  64     void selectedTelephoneNumberRangesChanged(const Vector<RefPtr<WebCore::Range>>&);
  65     void selectionRectsDidChange(const Vector<WebCore::LayoutRect>&, const Vector<WebCore::GapRects>&);
  66
  67 private:
  68     void createOverlayIfNeeded();
  69     void handleClick(const WebCore::IntPoint&, DDHighlightRef);
  70     void clearHighlightState();
  71
  72     virtual void pageOverlayDestroyed(PageOverlay*) override;
  73     virtual void willMoveToWebPage(PageOverlay*, WebPage*) override;
  74     virtual void didMoveToWebPage(PageOverlay*, WebPage*) override;
  75     virtual void drawRect(PageOverlay*, WebCore::GraphicsContext&, const WebCore::IntRect& dirtyRect) override;
  76     virtual bool mouseEvent(PageOverlay*, const WebMouseEvent&) override;
  77
  78     bool drawTelephoneNumberHighlightIfVisible(WebCore::GraphicsContext&, const WebCore::IntRect& dirtyRect);
  79     void drawSelectionHighlight(WebCore::GraphicsContext&, const WebCore::IntRect& dirtyRect);
  80     void drawHighlight(DDHighlightRef, WebCore::GraphicsContext&);
  81
  82     void establishHoveredTelephoneHighlight(Boolean& onButton);
  83     void maybeCreateSelectionHighlight();
  84
  85     void clearSelectionHighlight();
  86     void clearHoveredTelephoneNumberHighlight();
  87
  88     WebPage* m_webPage;
  89     PageOverlay* m_servicesOverlay;
  90
  91     Vector<WebCore::LayoutRect> m_currentSelectionRects;
  92     RetainPtr<DDHighlightRef> m_selectionHighlight;
  93
  94     Vector<RefPtr<WebCore::Range>> m_currentTelephoneNumberRanges;
  95     Vector<RetainPtr<DDHighlightRef>> m_telephoneNumberHighlights;
  96     std::unique_ptr<TelephoneNumberData> m_hoveredTelephoneNumberData;
  97
  98     RetainPtr<DDHighlightRef> m_currentHoveredHighlight;
  99     RetainPtr<DDHighlightRef> m_currentMouseDownOnButtonHighlight;
 100
 101     WebCore::IntPoint m_mousePosition;
 102 };
 103
 104 } // namespace WebKit
 105
 106 #endif // ENABLE(SERVICE_CONTROLS) && ENABLE(TELEPHONE_NUMBER_DETECTION)
 107 #endif // ServicesOverlayController_h