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/*************************************************************************** |
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* Copyright (c) 2024 Microsoft Corporation |
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* |
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* This program and the accompanying materials are made available under the |
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* terms of the MIT License which is available at |
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* https://opensource.org/licenses/MIT. |
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* |
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* SPDX-License-Identifier: MIT |
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**************************************************************************/ |
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/**************************************************************************/ |
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/**************************************************************************/ |
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/** */ |
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/** GUIX Component */ |
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/** */ |
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/** Animation Management (Animation) */ |
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/** */ |
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/**************************************************************************/ |
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#define GX_SOURCE_CODE |
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/* Include necessary system files. */ |
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#include "gx_api.h" |
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#include "gx_widget.h" |
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#include "gx_system.h" |
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#include "gx_canvas.h" |
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#include "gx_animation.h" |
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/**************************************************************************/ |
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/* */ |
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/* FUNCTION RELEASE */ |
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/* */ |
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/* _gx_animation_stop PORTABLE C */ |
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/* 6.1.3 */ |
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/* AUTHOR */ |
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/* */ |
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/* Kenneth Maxwell, Microsoft Corporation */ |
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/* */ |
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/* DESCRIPTION */ |
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/* */ |
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/* This function stops an animation sequence. */ |
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/* */ |
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/* */ |
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/* INPUT */ |
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/* */ |
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/* animation Pointer to animation control */ |
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/* block */ |
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/* */ |
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/* OUTPUT */ |
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/* */ |
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/* status Completion status */ |
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/* */ |
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/* CALLS */ |
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/* */ |
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/* tx_timer_deactivate Deactivate a timer */ |
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/* */ |
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/* CALLED BY */ |
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/* */ |
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/* _gx_animation_complete */ |
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/* _gx_animation_update */ |
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/* */ |
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/* RELEASE HISTORY */ |
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/* */ |
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/* DATE NAME DESCRIPTION */ |
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/* */ |
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/* 05-19-2020 Kenneth Maxwell Initial Version 6.0 */ |
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/* 09-30-2020 Kenneth Maxwell Modified comment(s), */ |
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/* resulting in version 6.1 */ |
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/* 12-31-2020 Kenneth Maxwell Modified comment(s), */ |
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/* added GX_DISABLE_THREADX_ */ |
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/* TIMER_SOURCE configuration, */ |
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/* resulting in version 6.1.3 */ |
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/* */ |
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/**************************************************************************/ |
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UINT _gx_animation_stop(GX_ANIMATION *animation) |
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{ |
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UINT status = GX_SUCCESS; |
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GX_ANIMATION *previous; |
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/* assign IDLE status to this animation structure */ |
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animation -> gx_animation_status = GX_ANIMATION_IDLE; |
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/* Remove the animation from the active list */ |
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GX_ENTER_CRITICAL |
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✓✓ |
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if (_gx_system_animation_list == animation) |
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{ |
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/* animation is first in active list */ |
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_gx_system_animation_list = _gx_system_animation_list -> gx_animation_next; |
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/* if there are no other active animations or timers, stop the system timer */ |
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✓✓✓✓
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if ((_gx_system_active_timer_list == NULL) && (_gx_system_animation_list == NULL)) |
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{ |
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#ifdef GX_THREADX_BINDING |
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#ifndef GX_DISABLE_THREADX_TIMER_SOURCE |
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tx_timer_deactivate(&_gx_system_timer); |
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#endif |
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#else |
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GX_TIMER_STOP; |
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#endif |
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} |
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} |
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else |
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{ |
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/* the animation is not the first, find the previous and |
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adjust linked list |
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*/ |
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previous = _gx_system_animation_list; |
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✓✓ |
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while (previous) |
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{ |
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✓✓ |
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if (previous -> gx_animation_next == animation) |
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{ |
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previous -> gx_animation_next = animation -> gx_animation_next; |
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break; |
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} |
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previous = previous -> gx_animation_next; |
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} |
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} |
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GX_EXIT_CRITICAL |
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return(status); |
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} |
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