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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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#include "gx_utility.h" |
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/* Bring in externs for caller checking code. */ |
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GX_CALLER_CHECKING_EXTERNS |
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/**************************************************************************/ |
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/* */ |
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/* FUNCTION RELEASE */ |
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/* */ |
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/* _gxe_widget_text_blend 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 checks for errors in the widget text blend function */ |
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/* call. */ |
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/* */ |
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/* INPUT */ |
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/* */ |
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/* widget Widget control block */ |
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/* tColor Text Color */ |
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/* font_id Font Id */ |
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/* string Drawing string */ |
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/* x_offset Drawing position adjustment */ |
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/* y_offset Drawing position adjustment */ |
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/* alpha Blending value 0-255 */ |
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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_text_blend Actual widget text blend */ |
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/* function */ |
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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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#if defined(GX_ENABLE_DEPRECATED_STRING_API) |
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UINT _gxe_widget_text_blend(GX_WIDGET *widget, |
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UINT tColor, UINT font_id, |
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GX_CONST GX_CHAR *string, INT x_offset, INT y_offset, UCHAR alpha) |
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{ |
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UINT status; |
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/* Check for appropriate caller. */ |
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✓✓✓✓
✓✓ |
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GX_INIT_AND_THREADS_CALLER_CHECKING |
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/* Check for invalid input pointers. */ |
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✓✓ |
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if (widget == GX_NULL) |
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{ |
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return(GX_PTR_ERROR); |
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} |
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/* Check for invalid widget. */ |
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✓✓ |
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if (widget -> gx_widget_type == 0) |
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{ |
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return(GX_INVALID_WIDGET); |
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} |
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/* Call actual widget text blend function. */ |
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status = _gx_widget_text_blend(widget, tColor, font_id, string, x_offset, y_offset, alpha); |
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/* Return completion status. */ |
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return(status); |
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} |
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#endif |
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/**************************************************************************/ |
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/* */ |
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/* FUNCTION RELEASE */ |
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/* */ |
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/* _gxe_widget_text_blend_ext 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 checks for errors in the widget text blend function */ |
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/* call. */ |
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/* */ |
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/* INPUT */ |
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/* */ |
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/* widget Widget control block */ |
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/* tColor Text Color */ |
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/* font_id Font Id */ |
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/* string Drawing string */ |
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/* x_offset Drawing position adjustment */ |
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/* y_offset Drawing position adjustment */ |
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/* alpha Blending value 0-255 */ |
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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_text_blend Actual widget text blend */ |
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/* function */ |
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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 _gxe_widget_text_blend_ext(GX_WIDGET *widget, UINT tColor, UINT font_id, |
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GX_CONST GX_STRING *string, INT x_offset, INT y_offset, UCHAR alpha) |
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{ |
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UINT status; |
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UINT text_length = 0; |
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/* Check for appropriate caller. */ |
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✓✓✓✓
✓✓ |
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GX_INIT_AND_THREADS_CALLER_CHECKING |
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/* Check for invalid input pointers. */ |
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✓✓ |
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if (widget == GX_NULL) |
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{ |
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return(GX_PTR_ERROR); |
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} |
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/* Check for invalid widget. */ |
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✓✓ |
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if (widget -> gx_widget_type == 0) |
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{ |
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return(GX_INVALID_WIDGET); |
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} |
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✓✓ |
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if (string) |
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{ |
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✓✓ |
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if (string -> gx_string_ptr) |
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{ |
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status = _gx_utility_string_length_check(string -> gx_string_ptr, &text_length, string -> gx_string_length); |
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✓✓ |
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if (status != GX_SUCCESS) |
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{ |
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return status; |
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} |
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} |
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✓✓ |
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if (text_length != string -> gx_string_length) |
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{ |
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return GX_INVALID_STRING_LENGTH; |
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} |
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} |
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/* Call actual widget text blend function. */ |
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status = _gx_widget_text_blend_ext(widget, tColor, font_id, string, x_offset, y_offset, alpha); |
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/* Return completion status. */ |
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return(status); |
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} |
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