1 /***************************************************************************
2  * Copyright (c) 2024 Microsoft Corporation
3  *
4  * This program and the accompanying materials are made available under the
5  * terms of the MIT License which is available at
6  * https://opensource.org/licenses/MIT.
7  *
8  * SPDX-License-Identifier: MIT
9  **************************************************************************/
10 
11 
12 /**************************************************************************/
13 /**************************************************************************/
14 /**                                                                       */
15 /** GUIX Component                                                        */
16 /**                                                                       */
17 /**   Radial Slider Management (Slider)                                   */
18 /**                                                                       */
19 /**************************************************************************/
20 
21 #define GX_SOURCE_CODE
22 
23 
24 /* Include necessary system files.  */
25 
26 #include "gx_api.h"
27 #include "gx_system.h"
28 #include "gx_widget.h"
29 #include "gx_radial_slider.h"
30 
31 /**************************************************************************/
32 /*                                                                        */
33 /*  FUNCTION                                               RELEASE        */
34 /*                                                                        */
35 /*    _gx_radial_slider_angle_set                         PORTABLE C      */
36 /*                                                           6.1          */
37 /*  AUTHOR                                                                */
38 /*                                                                        */
39 /*    Kenneth Maxwell, Microsoft Corporation                              */
40 /*                                                                        */
41 /*  DESCRIPTION                                                           */
42 /*                                                                        */
43 /*    This service sets new slider angle value.                           */
44 /*                                                                        */
45 /*  INPUT                                                                 */
46 /*                                                                        */
47 /*    slider                                Radial slider control block   */
48 /*    new_angle                             New angle to be set           */
49 /*                                                                        */
50 /*  OUTPUT                                                                */
51 /*                                                                        */
52 /*    status                                Completion status             */
53 /*                                                                        */
54 /*  CALLS                                                                 */
55 /*                                                                        */
56 /*    _gx_widget_event_generate             Generate child signal         */
57 /*    _gx_system_dirty_mark                 Mark widget as dirty          */
58 /*                                                                        */
59 /*  CALLED BY                                                             */
60 /*                                                                        */
61 /*    GUIX Internal Code                                                  */
62 /*    Application Code                                                    */
63 /*                                                                        */
64 /*  RELEASE HISTORY                                                       */
65 /*                                                                        */
66 /*    DATE              NAME                      DESCRIPTION             */
67 /*                                                                        */
68 /*  05-19-2020     Kenneth Maxwell          Initial Version 6.0           */
69 /*  09-30-2020     Kenneth Maxwell          Modified comment(s),          */
70 /*                                            resulting in version 6.1    */
71 /*                                                                        */
72 /**************************************************************************/
_gx_radial_slider_angle_set(GX_RADIAL_SLIDER * slider,GX_VALUE new_angle)73 UINT _gx_radial_slider_angle_set(GX_RADIAL_SLIDER *slider, GX_VALUE new_angle)
74 {
75 GX_RADIAL_SLIDER_INFO *info = &slider -> gx_radial_slider_info;
76 
77     if (new_angle != info -> gx_radial_slider_info_current_angle)
78     {
79         info -> gx_radial_slider_info_current_angle = new_angle;
80 
81         _gx_widget_event_generate((GX_WIDGET *)slider, GX_EVENT_SLIDER_VALUE, new_angle);
82 
83         if (slider -> gx_widget_status & GX_STATUS_VISIBLE)
84         {
85             _gx_system_dirty_mark((GX_WIDGET *)slider);
86         }
87     }
88 
89     return(GX_SUCCESS);
90 }
91 
92