1 /*************************************************************************** 2 * Copyright (c) 2024 Microsoft Corporation 3 * 4 * This program and the accompanying materials are made available under the 5 * terms of the MIT License which is available at 6 * https://opensource.org/licenses/MIT. 7 * 8 * SPDX-License-Identifier: MIT 9 **************************************************************************/ 10 11 12 /**************************************************************************/ 13 /**************************************************************************/ 14 /** */ 15 /** GUIX Component */ 16 /** */ 17 /** Animation Management (Animation) */ 18 /** */ 19 /**************************************************************************/ 20 21 #define GX_SOURCE_CODE 22 23 24 /* Include necessary system files. */ 25 26 #include "gx_api.h" 27 #include "gx_widget.h" 28 #include "gx_utility.h" 29 #include "gx_window.h" 30 #include "gx_canvas.h" 31 #include "gx_animation.h" 32 33 34 /**************************************************************************/ 35 /* */ 36 /* FUNCTION RELEASE */ 37 /* */ 38 /* _gxe_animation_canvas_define PORTABLE C */ 39 /* 6.1 */ 40 /* AUTHOR */ 41 /* */ 42 /* Kenneth Maxwell, Microsoft Corporation */ 43 /* */ 44 /* DESCRIPTION */ 45 /* */ 46 /* This function checks error in animation canvas define function. */ 47 /* */ 48 /* INPUT */ 49 /* */ 50 /* animation Animation control block */ 51 /* canvas Pointer to animation canvas */ 52 /* */ 53 /* OUTPUT */ 54 /* */ 55 /* status Completion status */ 56 /* */ 57 /* CALLS */ 58 /* */ 59 /* _gx_animation_canvas_define The actual animation canvas */ 60 /* define function */ 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 /**************************************************************************/ _gxe_animation_canvas_define(GX_ANIMATION * animation,GX_CANVAS * canvas)75UINT _gxe_animation_canvas_define(GX_ANIMATION *animation, GX_CANVAS *canvas) 76 { 77 UINT status = GX_SUCCESS; 78 GX_DISPLAY *display; 79 ULONG required_size; 80 81 if (animation == GX_NULL || 82 canvas == GX_NULL) 83 { 84 return GX_PTR_ERROR; 85 } 86 87 display = canvas -> gx_canvas_display; 88 if (display == GX_NULL) 89 { 90 return GX_PTR_ERROR; 91 } 92 93 required_size = (ULONG)(display -> gx_display_driver_row_pitch_get((USHORT) canvas->gx_canvas_x_resolution)); 94 required_size = required_size * (ULONG) canvas->gx_canvas_y_resolution; 95 96 if (canvas ->gx_canvas_memory_size < required_size) 97 { 98 return GX_INVALID_MEMORY_SIZE; 99 } 100 101 status = _gx_animation_canvas_define(animation, canvas); 102 103 /* Return completion status code. */ 104 return(status); 105 } 106 107