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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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/** Widget Management (Widget) */ |
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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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/**************************************************************************/ |
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/* */ |
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/* FUNCTION RELEASE */ |
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/* */ |
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/* _gx_widget_font_get 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 service gets the font associated with the specified */ |
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/* resource ID. */ |
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/* */ |
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/* INPUT */ |
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/* */ |
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/* widget Widget control block pointer */ |
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/* resource_id Resource ID of font */ |
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/* return_font Pointer to destination for */ |
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/* font pointer */ |
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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_widget_canvas_get Get widget canvas pointer */ |
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/* */ |
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/* CALLED BY */ |
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/* */ |
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/* Application Code */ |
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/* GUIX default drawing functions */ |
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/* */ |
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/**************************************************************************/ |
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197012 |
UINT _gx_widget_font_get(GX_WIDGET *widget, GX_RESOURCE_ID resource_id, GX_FONT **return_font) |
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{ |
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GX_FONT *font = GX_NULL; |
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UINT status = GX_INVALID_CANVAS; |
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GX_CANVAS *canvas; |
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GX_DISPLAY *display; |
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GX_RESOURCE_ID font_table_size; |
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✓✓ |
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if (widget -> gx_widget_status & GX_STATUS_VISIBLE) |
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{ |
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_gx_widget_canvas_get(widget, &canvas); |
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✓✓ |
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if (canvas) |
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{ |
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display = canvas -> gx_canvas_display; |
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/* Pickup the font table size. */ |
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font_table_size = display -> gx_display_font_table_size; |
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/* Determine if the ID is within range. */ |
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✓✓ |
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if (resource_id < font_table_size) |
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{ |
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/* Yes, the ID is within range. Perform a table lookup and return the |
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font poiner. */ |
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font = display -> gx_display_font_table[resource_id]; |
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status = GX_SUCCESS; |
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} |
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else |
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{ |
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status = GX_INVALID_RESOURCE_ID; |
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} |
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} |
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} |
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*return_font = font; |
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return(status); |
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} |
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