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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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/** Circular Gauge Management (Circular Gauge) */ |
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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_icon.h" |
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#include "gx_system.h" |
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#include "gx_utility.h" |
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#include "gx_circular_gauge.h" |
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/**************************************************************************/ |
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/* */ |
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/* FUNCTION RELEASE */ |
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/* */ |
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/* _gx_circular_gauge_event_process PORTABLE C */ |
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/* 6.1.10 */ |
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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 processes events for the specified circular gauge */ |
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/* widget. */ |
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/* */ |
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/* INPUT */ |
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/* */ |
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/* circular_gauge Circular gauge control block */ |
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/* event_ptr Pointer to event to process */ |
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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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/* _gx_circular_gauge_info_get Retrieve the circular gauge */ |
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/* information structure. */ |
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/* _gx_circular_gauge_info_set Set the circular gauge info. */ |
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/* _gx_widget_event_process Process event for specified */ |
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/* widget. */ |
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/* _gx_widget_pixelmap_get Get needle pixelmap. */ |
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/* _gx_circular_gauge_needle_rectangle_calculate */ |
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/* Calculate current needle */ |
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/* rectangle. */ |
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/* */ |
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/* CALLED BY */ |
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/* */ |
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/* Application Code */ |
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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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/* 01-31-2022 Ting Zhu Modified comment(s), improved */ |
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/* logic to recalculate needle */ |
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/* rectangle on resize event, */ |
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/* resulting in version 6.1.10 */ |
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/* */ |
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/**************************************************************************/ |
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UINT _gx_circular_gauge_event_process(GX_CIRCULAR_GAUGE *gauge, GX_EVENT *event_ptr) |
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{ |
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UINT status = GX_SUCCESS; |
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✓✓✓✓
✓ |
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switch (event_ptr -> gx_event_type) |
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{ |
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case GX_EVENT_SHOW: |
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status = _gx_icon_event_process((GX_ICON *)gauge, event_ptr); |
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/* Needle source being GX_NULL indicates it's the first time to show. So initialize the needle rectangle. */ |
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✓✓ |
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if (gauge -> gx_circular_gauge_needle_source == GX_NULL) |
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{ |
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_gx_widget_pixelmap_get((GX_WIDGET *)gauge, gauge -> gx_circular_gauge_info.gx_circular_gauge_info_needle_pixelmap, &(gauge -> gx_circular_gauge_needle_source)); |
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_gx_circular_gauge_needle_rectangle_calculate(gauge, gauge -> gx_circular_gauge_current_angle, &(gauge -> gx_circular_gauge_current_needle_rectangle)); |
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} |
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/* Calculate needle increment angle, if any. */ |
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_gx_circular_gauge_angle_increment_calculate(gauge); |
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break; |
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case GX_EVENT_HIDE: |
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✓✓ |
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if (gauge -> gx_circular_gauge_info.gx_circular_gauge_info_animation_steps > 0) |
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{ |
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/* Stop needle animation timer. */ |
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_gx_system_timer_stop((GX_WIDGET *)gauge, GX_CIRCULAR_GAUGE_TIMER); |
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} |
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status = _gx_icon_event_process((GX_ICON *)gauge, event_ptr); |
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break; |
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case GX_EVENT_TIMER: |
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✓✓ |
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if (event_ptr -> gx_event_payload.gx_event_timer_id == GX_CIRCULAR_GAUGE_TIMER) |
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{ |
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/* Calculate current angle. */ |
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gauge -> gx_circular_gauge_animation_step++; |
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✓✓ |
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if (gauge -> gx_circular_gauge_animation_step < gauge -> gx_circular_gauge_info.gx_circular_gauge_info_animation_steps) |
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{ |
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gauge -> gx_circular_gauge_current_angle = gauge -> gx_circular_gauge_start_angle; |
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gauge -> gx_circular_gauge_current_angle += GX_FIXED_VAL_TO_INT(gauge -> gx_circular_gauge_angle_increment * |
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gauge -> gx_circular_gauge_animation_step); |
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} |
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else |
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{ |
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gauge -> gx_circular_gauge_current_angle = gauge -> gx_circular_gauge_target_angle; |
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/* Stop timer. */ |
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_gx_system_timer_stop((GX_WIDGET *)gauge, GX_CIRCULAR_GAUGE_TIMER); |
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gauge -> gx_circular_gauge_animation_step = 0; |
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/* Inform the parent that the gauge animation is completed. */ |
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_gx_widget_event_generate((GX_WIDGET *)gauge, GX_EVENT_ANIMATION_COMPLETE, 0); |
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} |
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_gx_circular_gauge_needle_dirty_mark(gauge); |
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} |
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else |
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{ |
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status = _gx_widget_event_process((GX_WIDGET *)gauge, event_ptr); |
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} |
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break; |
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case GX_EVENT_RESIZED: |
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/* Recalculate needle rectangle. */ |
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_gx_circular_gauge_needle_rectangle_calculate(gauge, gauge -> gx_circular_gauge_current_angle, &(gauge -> gx_circular_gauge_current_needle_rectangle)); |
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break; |
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default: |
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status = _gx_icon_event_process((GX_ICON *)gauge, event_ptr); |
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} |
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return status; |
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} |
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