| 1 | ------------------------------------------------------------------------------ |
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| 2 | -- -- |
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| 3 | -- Matreshka Project -- |
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| 4 | -- -- |
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| 5 | -- Web Framework -- |
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| 6 | -- -- |
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| 7 | -- Runtime Library Component -- |
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| 8 | -- -- |
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| 9 | ------------------------------------------------------------------------------ |
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| 10 | -- -- |
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| 11 | -- Copyright © 2016-2017, Vadim Godunko <vgodunko@gmail.com> -- |
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| 12 | -- All rights reserved. -- |
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| 13 | -- -- |
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| 14 | -- Redistribution and use in source and binary forms, with or without -- |
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| 15 | -- modification, are permitted provided that the following conditions -- |
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| 16 | -- are met: -- |
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| 17 | -- -- |
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| 18 | -- * Redistributions of source code must retain the above copyright -- |
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| 19 | -- notice, this list of conditions and the following disclaimer. -- |
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| 20 | -- -- |
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| 21 | -- * Redistributions in binary form must reproduce the above copyright -- |
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| 22 | -- notice, this list of conditions and the following disclaimer in the -- |
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| 23 | -- documentation and/or other materials provided with the distribution. -- |
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| 24 | -- -- |
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| 25 | -- * Neither the name of the Vadim Godunko, IE nor the names of its -- |
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| 26 | -- contributors may be used to endorse or promote products derived from -- |
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| 27 | -- this software without specific prior written permission. -- |
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| 28 | -- -- |
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| 29 | -- THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -- |
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| 30 | -- "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -- |
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| 31 | -- LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -- |
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| 32 | -- A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -- |
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| 33 | -- HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -- |
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| 34 | -- SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED -- |
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| 35 | -- TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR -- |
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| 36 | -- PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF -- |
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| 37 | -- LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING -- |
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| 38 | -- NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS -- |
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| 39 | -- SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -- |
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| 40 | -- -- |
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| 41 | ------------------------------------------------------------------------------ |
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| 42 | -- $Revision: 5682 $ $Date: 2017-01-10 21:55:53 +0000 (Tue, 10 Jan 2017) $ |
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| 43 | ------------------------------------------------------------------------------ |
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| 44 | with WebAPI.DOM.Elements; |
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| 45 | with WebAPI.DOM.Rects; |
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| 46 | |
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| 47 | package body WUI.Events.Mouse is |
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| 48 | |
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| 49 | ------------------ |
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| 50 | -- Constructors -- |
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| 51 | ------------------ |
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| 52 | |
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| 53 | package body Constructors is |
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| 54 | |
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| 55 | ---------------- |
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| 56 | -- Initialize -- |
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| 57 | ---------------- |
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| 58 | |
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| 59 | procedure Initialize |
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| 60 | (Self : in out Abstract_Mouse_Event'Class; |
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| 61 | Event : not null access WebAPI.UI_Events.Mouse.Mouse_Event'Class) is |
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| 62 | begin |
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| 63 | WUI.Events.Constructors.Initialize (Self, Event); |
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| 64 | end Initialize; |
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| 65 | |
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| 66 | end Constructors; |
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| 67 | |
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| 68 | ------------- |
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| 69 | -- Buttons -- |
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| 70 | ------------- |
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| 71 | |
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| 72 | function Buttons |
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| 73 | (Self : Abstract_Mouse_Event'Class) return Mouse_Buttons |
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| 74 | is |
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| 75 | use type WebAPI.DOM_Unsigned_Short; |
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| 76 | |
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| 77 | Buttons : constant WebAPI.DOM_Unsigned_Short |
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| 78 | := WebAPI.UI_Events.Mouse.Mouse_Event'Class |
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| 79 | (Self.Event.all).Get_Buttons; |
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| 80 | Result : Mouse_Buttons := (others => False); |
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| 81 | |
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| 82 | begin |
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| 83 | if (Buttons and 2#0001#) /= 0 then |
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| 84 | Result (Button_1) := True; |
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| 85 | end if; |
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| 86 | |
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| 87 | if (Buttons and 2#0010#) /= 0 then |
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| 88 | Result (Button_2) := True; |
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| 89 | end if; |
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| 90 | |
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| 91 | if (Buttons and 2#0100#) /= 0 then |
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| 92 | Result (Button_3) := True; |
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| 93 | end if; |
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| 94 | |
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| 95 | return Result; |
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| 96 | end Buttons; |
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| 97 | |
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| 98 | ------- |
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| 99 | -- X -- |
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| 100 | ------- |
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| 101 | |
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| 102 | function X (Self : Abstract_Mouse_Event'Class) return Long_Float is |
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| 103 | E : WebAPI.UI_Events.Mouse.Mouse_Event'Class |
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| 104 | renames WebAPI.UI_Events.Mouse.Mouse_Event'Class (Self.Event.all); |
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| 105 | R : constant WebAPI.DOM.Rects.DOM_Rect_Access |
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| 106 | := WebAPI.DOM.Elements.Element'Class |
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| 107 | (E.Get_Target.all).Get_Bounding_Client_Rect; |
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| 108 | |
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| 109 | begin |
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| 110 | return Long_Float (E.Get_Client_X) - Long_Float (R.Get_Left); |
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| 111 | end X; |
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| 112 | |
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| 113 | ------- |
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| 114 | -- Y -- |
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| 115 | ------- |
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| 116 | |
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| 117 | function Y (Self : Abstract_Mouse_Event'Class) return Long_Float is |
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| 118 | E : WebAPI.UI_Events.Mouse.Mouse_Event'Class |
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| 119 | renames WebAPI.UI_Events.Mouse.Mouse_Event'Class (Self.Event.all); |
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| 120 | R : constant WebAPI.DOM.Rects.DOM_Rect_Access |
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| 121 | := WebAPI.DOM.Elements.Element'Class |
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| 122 | (E.Get_Target.all).Get_Bounding_Client_Rect; |
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| 123 | |
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| 124 | begin |
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| 125 | return Long_Float (E.Get_Client_Y) - Long_Float (R.Get_Top); |
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| 126 | end Y; |
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| 127 | |
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| 128 | end WUI.Events.Mouse; |
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