1 /**************************************************************************/ 2 /* */ 3 /* Copyright (c) Microsoft Corporation. All rights reserved. */ 4 /* */ 5 /* This software is licensed under the Microsoft Software License */ 6 /* Terms for Microsoft Azure RTOS. Full text of the license can be */ 7 /* found in the LICENSE file at https://aka.ms/AzureRTOS_EULA */ 8 /* and in the root directory of this software. */ 9 /* */ 10 /**************************************************************************/ 11 12 13 /**************************************************************************/ 14 /**************************************************************************/ 15 /** */ 16 /** GUIX Component */ 17 /** */ 18 /** Circular Gauge Management (Circular Gauge) */ 19 /** */ 20 /**************************************************************************/ 21 22 #define GX_SOURCE_CODE 23 24 25 /* Include necessary system files. */ 26 27 #include "gx_api.h" 28 #include "gx_system.h" 29 #include "gx_utility.h" 30 #include "gx_circular_gauge.h" 31 32 33 /**************************************************************************/ 34 /* */ 35 /* FUNCTION RELEASE */ 36 /* */ 37 /* _gx_circular_gauge_needle_dirty_mark PORTABLE C */ 38 /* 6.1 */ 39 /* AUTHOR */ 40 /* */ 41 /* Kenneth Maxwell, Microsoft Corporation */ 42 /* */ 43 /* DESCRIPTION */ 44 /* */ 45 /* This function calculates current needle rectangle. */ 46 /* */ 47 /* INPUT */ 48 /* */ 49 /* circular_gauge Circular gauge control block */ 50 /* */ 51 /* OUTPUT */ 52 /* */ 53 /* status Completion status */ 54 /* */ 55 /* CALLS */ 56 /* */ 57 /* _gx_circular_gauge_needle_rectangle_calculate */ 58 /* Calculate the needle */ 59 /* rectangle */ 60 /* _gx_system_dirty_partial_add Add partial dirty area */ 61 /* */ 62 /* CALLED BY */ 63 /* */ 64 /* Application Code */ 65 /* */ 66 /* RELEASE HISTORY */ 67 /* */ 68 /* DATE NAME DESCRIPTION */ 69 /* */ 70 /* 05-19-2020 Kenneth Maxwell Initial Version 6.0 */ 71 /* 09-30-2020 Kenneth Maxwell Modified comment(s), */ 72 /* resulting in version 6.1 */ 73 /* */ 74 /**************************************************************************/ _gx_circular_gauge_needle_dirty_mark(GX_CIRCULAR_GAUGE * gauge)75UINT _gx_circular_gauge_needle_dirty_mark(GX_CIRCULAR_GAUGE *gauge) 76 { 77 GX_RECTANGLE dirty_rect; 78 79 /* Get last needle rectangle. */ 80 dirty_rect = gauge -> gx_circular_gauge_current_needle_rectangle; 81 82 /*Caculate the new needle rectangle. */ 83 _gx_circular_gauge_needle_rectangle_calculate(gauge, gauge->gx_circular_gauge_current_angle, &(gauge->gx_circular_gauge_current_needle_rectangle)); 84 85 /* Combine last and current needle rectangle. */ 86 _gx_utility_rectangle_combine(&dirty_rect, &(gauge->gx_circular_gauge_current_needle_rectangle)); 87 88 /* Mark the combine area as dirty. */ 89 _gx_system_dirty_partial_add((GX_WIDGET *)gauge, &dirty_rect); 90 91 return(GX_SUCCESS); 92 } 93 94