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
  28 #if ENABLE(SERVICE_CONTROLS) || ENABLE(TELEPHONE_NUMBER_DETECTION)
  29
  30 #include "PageOverlay.h"
  31
  32 typedef void* DDHighlightRef;
  33
  34 namespace WebCore {
  35 class LayoutRect;
  36 class Range;
  37
  38 struct GapRects;
  39 }
  40
  41 namespace WebKit {
  42
  43 class WebPage;
  44
  45 typedef void* DDHighlightRef;
  46
  47 struct TelephoneNumberData {
  48     TelephoneNumberData(RetainPtr<DDHighlightRef> highlight, PassRefPtr<WebCore::Range> range)
  49         : highlight(highlight)
  50         , range(range)
  51     {
  52     }
  53
  54     RetainPtr<DDHighlightRef> highlight;
  55     RefPtr<WebCore::Range> range;
  56 };
  57
  58 class ServicesOverlayController : private PageOverlay::Client {
  59 public:
  60     ServicesOverlayController(WebPage&);
  61     ~ServicesOverlayController();
  62
  63     void selectedTelephoneNumberRangesChanged(const Vector<RefPtr<WebCore::Range>>&);
  64     void selectionRectsDidChange(const Vector<WebCore::LayoutRect>&, const Vector<WebCore::GapRects>&);
  65
  66 private:
  67     void createOverlayIfNeeded();
  68     void handleClick(const WebCore::IntPoint&, DDHighlightRef);
  69     void clearHighlightState();
  70
  71     virtual void pageOverlayDestroyed(PageOverlay*) override;
  72     virtual void willMoveToWebPage(PageOverlay*, WebPage*) override;
  73     virtual void didMoveToWebPage(PageOverlay*, WebPage*) override;
  74     virtual void drawRect(PageOverlay*, WebCore::GraphicsContext&, const WebCore::IntRect& dirtyRect) override;
  75     virtual bool mouseEvent(PageOverlay*, const WebMouseEvent&) override;
  76
  77     bool drawTelephoneNumberHighlightIfVisible(WebCore::GraphicsContext&, const WebCore::IntRect& dirtyRect);
  78     void drawSelectionHighlight(WebCore::GraphicsContext&, const WebCore::IntRect& dirtyRect);
  79     void drawHighlight(DDHighlightRef, WebCore::GraphicsContext&);
  80
  81     void establishHoveredTelephoneHighlight(Boolean& onButton);
  82     void maybeCreateSelectionHighlight();
  83
  84     void clearSelectionHighlight();
  85     void clearHoveredTelephoneNumberHighlight();
  86
  87     WebPage* m_webPage;
  88     PageOverlay* m_servicesOverlay;
  89
  90     Vector<WebCore::LayoutRect> m_currentSelectionRects;
  91     RetainPtr<DDHighlightRef> m_selectionHighlight;
  92
  93     Vector<RefPtr<WebCore::Range>> m_currentTelephoneNumberRanges;
  94     Vector<RetainPtr<DDHighlightRef>> m_telephoneNumberHighlights;
  95     std::unique_ptr<TelephoneNumberData> m_hoveredTelephoneNumberData;
  96
  97     RetainPtr<DDHighlightRef> m_currentHoveredHighlight;
  98     RetainPtr<DDHighlightRef> m_currentMouseDownOnButtonHighlight;
  99
 100     WebCore::IntPoint m_mousePosition;
 101 };
 102
 103 } // namespace WebKit
 104
 105 #endif // ENABLE(SERVICE_CONTROLS) && ENABLE(TELEPHONE_NUMBER_DETECTION)
 106 #endif // ServicesOverlayController_h