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/*************************************************************************** |
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* Copyright (c) 2024 Microsoft Corporation |
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* Copyright (c) 2026-present Eclipse ThreadX contributors |
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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_system.h" |
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#include "gx_circular_gauge.h" |
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#include "gx_utility.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_needle_rotate PORTABLE C */ |
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/* 6.1 */ |
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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 rotates the needle of the specified circular gauge. */ |
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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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/* */ |
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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_context_pixelmap_get Gets the pixelmap associated */ |
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/* the supplied resource ID. */ |
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/* _gx_utility_pixelmap_rotate Rotate a pixelmap. */ |
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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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/**************************************************************************/ |
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UINT _gx_circular_gauge_needle_rotate(GX_CIRCULAR_GAUGE *gauge) |
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{ |
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UINT status = GX_SUCCESS; |
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GX_CIRCULAR_GAUGE_INFO *info; |
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INT xcor; |
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INT ycor; |
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/* Pick up pointer to the gauge information structure. */ |
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info = &gauge -> gx_circular_gauge_info; |
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✓✓ |
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if (gauge -> gx_circular_gauge_needle_source) |
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{ |
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xcor = (INT)(info -> gx_circular_gauge_info_needle_xcor); |
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ycor = (INT)(info -> gx_circular_gauge_info_needle_ycor); |
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gauge -> gx_circular_gauge_current_needle_x = info -> gx_circular_gauge_info_needle_xpos; |
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gauge -> gx_circular_gauge_current_needle_y = info -> gx_circular_gauge_info_needle_ypos; |
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/* Rotate needle pixelmap. */ |
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status = _gx_utility_pixelmap_rotate(gauge -> gx_circular_gauge_needle_source, gauge -> gx_circular_gauge_current_angle, |
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&(gauge -> gx_circular_gauge_needle_rotated), |
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&xcor, &ycor); |
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✓✓ |
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if (status == GX_SUCCESS) |
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{ |
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/* Calculate start position of needle pixelmap. */ |
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gauge -> gx_circular_gauge_current_needle_x = gauge -> gx_widget_size.gx_rectangle_left + info -> gx_circular_gauge_info_needle_xpos; |
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gauge -> gx_circular_gauge_current_needle_x -= xcor; |
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gauge -> gx_circular_gauge_current_needle_y = gauge -> gx_widget_size.gx_rectangle_top + info -> gx_circular_gauge_info_needle_ypos; |
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gauge -> gx_circular_gauge_current_needle_y -= ycor; |
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} |
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} |
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return status; |
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} |
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/**************************************************************************/ |
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UINT _gx_circular_gauge_needle_rotate_callback(VOID *gauge) |
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{ |
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return _gx_circular_gauge_needle_rotate((GX_CIRCULAR_GAUGE *)gauge); |
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} |
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