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      1 /*
      2  * Copyright (C) 2009 Google 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 are
      6  * met:
      7  *
      8  *     * Redistributions of source code must retain the above copyright
      9  * notice, this list of conditions and the following disclaimer.
     10  *     * Redistributions in binary form must reproduce the above
     11  * copyright notice, this list of conditions and the following disclaimer
     12  * in the documentation and/or other materials provided with the
     13  * distribution.
     14  *     * Neither the name of Google Inc. nor the names of its
     15  * contributors may be used to endorse or promote products derived from
     16  * this software without specific prior written permission.
     17  *
     18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     19  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
     20  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
     21  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
     22  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     23  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
     24  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     25  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     26  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     28  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     29  */
     30 
     31 #ifndef WebCursorInfo_h
     32 #define WebCursorInfo_h
     33 
     34 #include "WebImage.h"
     35 #include "WebPoint.h"
     36 
     37 #ifdef WIN32
     38 typedef struct HICON__* HICON;
     39 typedef HICON HCURSOR;
     40 #endif
     41 
     42 namespace blink {
     43 
     44 class Cursor;
     45 
     46 struct WebCursorInfo {
     47     enum Type {
     48         TypePointer,
     49         TypeCross,
     50         TypeHand,
     51         TypeIBeam,
     52         TypeWait,
     53         TypeHelp,
     54         TypeEastResize,
     55         TypeNorthResize,
     56         TypeNorthEastResize,
     57         TypeNorthWestResize,
     58         TypeSouthResize,
     59         TypeSouthEastResize,
     60         TypeSouthWestResize,
     61         TypeWestResize,
     62         TypeNorthSouthResize,
     63         TypeEastWestResize,
     64         TypeNorthEastSouthWestResize,
     65         TypeNorthWestSouthEastResize,
     66         TypeColumnResize,
     67         TypeRowResize,
     68         TypeMiddlePanning,
     69         TypeEastPanning,
     70         TypeNorthPanning,
     71         TypeNorthEastPanning,
     72         TypeNorthWestPanning,
     73         TypeSouthPanning,
     74         TypeSouthEastPanning,
     75         TypeSouthWestPanning,
     76         TypeWestPanning,
     77         TypeMove,
     78         TypeVerticalText,
     79         TypeCell,
     80         TypeContextMenu,
     81         TypeAlias,
     82         TypeProgress,
     83         TypeNoDrop,
     84         TypeCopy,
     85         TypeNone,
     86         TypeNotAllowed,
     87         TypeZoomIn,
     88         TypeZoomOut,
     89         TypeGrab,
     90         TypeGrabbing,
     91         TypeCustom
     92     };
     93 
     94     Type type;
     95     WebPoint hotSpot;
     96     float imageScaleFactor;
     97     WebImage customImage;
     98 
     99 #ifdef WIN32
    100     // On Windows, TypeCustom may alternatively reference an externally
    101     // defined HCURSOR. If type is TypeCustom and externalHandle is non-
    102     // null, then customData should be ignored. The WebCursorInfo is not
    103     // responsible for managing the lifetime of this cursor handle.
    104     HCURSOR externalHandle;
    105 #endif
    106 
    107     explicit WebCursorInfo(Type type = TypePointer)
    108         : type(type)
    109         , imageScaleFactor(1)
    110     {
    111 #ifdef WIN32
    112         externalHandle = 0;
    113 #endif
    114     }
    115 
    116 #if INSIDE_BLINK
    117     BLINK_PLATFORM_EXPORT explicit WebCursorInfo(const Cursor&);
    118 #endif
    119 };
    120 
    121 } // namespace blink
    122 
    123 #endif
    124