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| 1 /* | |
| 2 * Copyright (C) 2004, 2006, 2008 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 COMPUTER, INC. ``AS IS'' AND ANY | |
| 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
| 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | |
| 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR | |
| 17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, | |
| 18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, | |
| 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR | |
| 20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY | |
| 21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
| 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 24 */ | |
| 25 | |
| 26 #ifndef Cursor_h | |
| 27 #define Cursor_h | |
| 28 | |
| 29 #include "platform/geometry/IntPoint.h" | |
| 30 #include "platform/graphics/Image.h" | |
| 31 #include "wtf/Assertions.h" | |
| 32 #include "wtf/RefPtr.h" | |
| 33 | |
| 34 namespace WebCore { | |
| 35 | |
| 36 class Cursor { | |
| 37 WTF_MAKE_FAST_ALLOCATED; | |
| 38 public: | |
| 39 enum Type { | |
| 40 Pointer = 0, | |
| 41 Cross, | |
| 42 Hand, | |
| 43 IBeam, | |
| 44 Wait, | |
| 45 Help, | |
| 46 EastResize, | |
| 47 NorthResize, | |
| 48 NorthEastResize, | |
| 49 NorthWestResize, | |
| 50 SouthResize, | |
| 51 SouthEastResize, | |
| 52 SouthWestResize, | |
| 53 WestResize, | |
| 54 NorthSouthResize, | |
| 55 EastWestResize, | |
| 56 NorthEastSouthWestResize, | |
| 57 NorthWestSouthEastResize, | |
| 58 ColumnResize, | |
| 59 RowResize, | |
| 60 MiddlePanning, | |
| 61 EastPanning, | |
| 62 NorthPanning, | |
| 63 NorthEastPanning, | |
| 64 NorthWestPanning, | |
| 65 SouthPanning, | |
| 66 SouthEastPanning, | |
| 67 SouthWestPanning, | |
| 68 WestPanning, | |
| 69 Move, | |
| 70 VerticalText, | |
| 71 Cell, | |
| 72 ContextMenu, | |
| 73 Alias, | |
| 74 Progress, | |
| 75 NoDrop, | |
| 76 Copy, | |
| 77 None, | |
| 78 NotAllowed, | |
| 79 ZoomIn, | |
| 80 ZoomOut, | |
| 81 Grab, | |
| 82 Grabbing, | |
| 83 Custom | |
| 84 }; | |
| 85 | |
| 86 static const Cursor& fromType(Cursor::Type); | |
| 87 | |
| 88 Cursor() | |
| 89 // This is an invalid Cursor and should never actually get used. | |
| 90 : m_type(static_cast<Type>(-1)) | |
| 91 { | |
| 92 } | |
| 93 | |
| 94 Cursor(Image*, const IntPoint& hotSpot); | |
| 95 | |
| 96 // Hot spot is in image pixels. | |
| 97 Cursor(Image*, const IntPoint& hotSpot, float imageScaleFactor); | |
| 98 | |
| 99 Cursor(const Cursor&); | |
| 100 ~Cursor(); | |
| 101 Cursor& operator=(const Cursor&); | |
| 102 | |
| 103 explicit Cursor(Type); | |
| 104 Type type() const | |
| 105 { | |
| 106 ASSERT(m_type >= 0 && m_type <= Custom); | |
| 107 return m_type; | |
| 108 } | |
| 109 Image* image() const { return m_image.get(); } | |
| 110 const IntPoint& hotSpot() const { return m_hotSpot; } | |
| 111 // Image scale in image pixels per logical (UI) pixel. | |
| 112 float imageScaleFactor() const { return m_imageScaleFactor; } | |
| 113 | |
| 114 private: | |
| 115 Type m_type; | |
| 116 RefPtr<Image> m_image; | |
| 117 IntPoint m_hotSpot; | |
| 118 float m_imageScaleFactor; | |
| 119 }; | |
| 120 | |
| 121 IntPoint determineHotSpot(Image*, const IntPoint& specifiedHotSpot); | |
| 122 | |
| 123 const Cursor& pointerCursor(); | |
| 124 const Cursor& crossCursor(); | |
| 125 const Cursor& handCursor(); | |
| 126 const Cursor& moveCursor(); | |
| 127 const Cursor& iBeamCursor(); | |
| 128 const Cursor& waitCursor(); | |
| 129 const Cursor& helpCursor(); | |
| 130 const Cursor& eastResizeCursor(); | |
| 131 const Cursor& northResizeCursor(); | |
| 132 const Cursor& northEastResizeCursor(); | |
| 133 const Cursor& northWestResizeCursor(); | |
| 134 const Cursor& southResizeCursor(); | |
| 135 const Cursor& southEastResizeCursor(); | |
| 136 const Cursor& southWestResizeCursor(); | |
| 137 const Cursor& westResizeCursor(); | |
| 138 const Cursor& northSouthResizeCursor(); | |
| 139 const Cursor& eastWestResizeCursor(); | |
| 140 const Cursor& northEastSouthWestResizeCursor(); | |
| 141 const Cursor& northWestSouthEastResizeCursor(); | |
| 142 const Cursor& columnResizeCursor(); | |
| 143 const Cursor& rowResizeCursor(); | |
| 144 const Cursor& middlePanningCursor(); | |
| 145 const Cursor& eastPanningCursor(); | |
| 146 const Cursor& northPanningCursor(); | |
| 147 const Cursor& northEastPanningCursor(); | |
| 148 const Cursor& northWestPanningCursor(); | |
| 149 const Cursor& southPanningCursor(); | |
| 150 const Cursor& southEastPanningCursor(); | |
| 151 const Cursor& southWestPanningCursor(); | |
| 152 const Cursor& westPanningCursor(); | |
| 153 const Cursor& verticalTextCursor(); | |
| 154 const Cursor& cellCursor(); | |
| 155 const Cursor& contextMenuCursor(); | |
| 156 const Cursor& noDropCursor(); | |
| 157 const Cursor& notAllowedCursor(); | |
| 158 const Cursor& progressCursor(); | |
| 159 const Cursor& aliasCursor(); | |
| 160 const Cursor& zoomInCursor(); | |
| 161 const Cursor& zoomOutCursor(); | |
| 162 const Cursor& copyCursor(); | |
| 163 const Cursor& noneCursor(); | |
| 164 const Cursor& grabCursor(); | |
| 165 const Cursor& grabbingCursor(); | |
| 166 | |
| 167 } // namespace WebCore | |
| 168 | |
| 169 #endif // Cursor_h | |
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