GCC Code Coverage Report
Directory: ./ Exec Total Coverage
File: gx_display_driver_4bpp_grayscale_setup.c Lines: 58 58 100.0 %
Date: 2024-12-05 08:52:37 Branches: 0 0 - %

Line Branch Exec Source
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/***************************************************************************
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 * Copyright (c) 2024 Microsoft Corporation
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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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/**   Display Management (Display)                                        */
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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_display.h"
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#if defined(GX_MOUSE_SUPPORT) && !defined(GX_HARDWARE_MOUSE_SUPPORT)
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static GX_UBYTE mouse_capture_memory[GX_MOUSE_MAX_RESOLUTION * GX_MOUSE_MAX_RESOLUTION / 4] = { 0 };
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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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/*    _gx_display_driver_4bpp_grayscale_setup             PORTABLE C      */
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/*                                                           6.1.3        */
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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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/*    Generic 4bpp color format display driver setup routine.             */
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/*                                                                        */
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/*  INPUT                                                                 */
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/*                                                                        */
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/*    display                               The display control block     */
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/*    aux_data                              Driver-defined auxiliary data */
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/*    toggle_function                       Driver-defined screen toggle  */
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/*                                            function                    */
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/*                                                                        */
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/*  OUTPUT                                                                */
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/*                                                                        */
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/*    None                                                                */
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/*                                                                        */
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/*  CALLS                                                                 */
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/*                                                                        */
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/*    None                                                                */
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/*                                                                        */
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/*  CALLED BY                                                             */
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/*                                                                        */
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/*    GUIX Internal Code                                                  */
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/*                                                                        */
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/*  RELEASE HISTORY                                                       */
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/*                                                                        */
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/*    DATE              NAME                      DESCRIPTION             */
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/*                                                                        */
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/*  05-19-2020     Kenneth Maxwell          Initial Version 6.0           */
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/*  09-30-2020     Kenneth Maxwell          Modified comment(s),          */
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/*                                            resulting in version 6.1    */
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/*  12-31-2020     Kenneth Maxwell          Modified comment(s),          */
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/*                                            added rotation angle        */
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/*                                            initialization,             */
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/*                                            resulting in version 6.1.3  */
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/*                                                                        */
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/**************************************************************************/
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VOID _gx_display_driver_4bpp_grayscale_setup(GX_DISPLAY *display, VOID *aux_data,
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                                             VOID (*toggle_function)(struct GX_CANVAS_STRUCT *canvas,
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                                                                     GX_RECTANGLE *dirty_area))
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{
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    /* Default initiate and complete function to null for general condition. */
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    display -> gx_display_driver_drawing_initiate              = GX_NULL;
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    display -> gx_display_driver_drawing_complete              = GX_NULL;
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#if defined(GX_MOUSE_SUPPORT)
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#if defined(GX_HARDWARE_MOUSE_SUPPORT)
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    display -> gx_display_mouse_position_set                   = GX_NULL;
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    display -> gx_display_mouse_enable                         = GX_NULL;
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#else
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    display -> gx_display_mouse.gx_mouse_capture_memory        = (GX_UBYTE *)mouse_capture_memory;
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    display -> gx_display_mouse.gx_mouse_status                = 0;
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    display -> gx_display_mouse.gx_mouse_position.gx_point_x   = display -> gx_display_width / 2;
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    display -> gx_display_mouse.gx_mouse_position.gx_point_y   = display -> gx_display_height / 2;
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    /* these functions are specific to the display color format, and will be NULL for hardware mouse */
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    display -> gx_display_mouse_capture                        = _gx_display_driver_4bpp_mouse_capture;
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    display -> gx_display_mouse_restore                        = _gx_display_driver_4bpp_mouse_restore;
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    display -> gx_display_mouse_draw                           = _gx_display_driver_generic_mouse_draw;
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    display -> gx_display_driver_drawing_initiate              = _gx_display_driver_generic_drawing_initiate;
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    display -> gx_display_driver_drawing_complete              = _gx_display_driver_generic_drawing_complete;
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    display -> gx_display_mouse_position_set                   = _gx_display_driver_generic_mouse_position_set;
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    display -> gx_display_mouse_enable                         = _gx_display_driver_generic_mouse_enable;
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#endif
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    /* these functions are generic, same for every color depth, but will be overridden for hardware mouse */
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    display -> gx_display_mouse.gx_mouse_cursor_info           = GX_NULL;
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    display -> gx_display_mouse_define                         = _gx_display_driver_generic_mouse_define;
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#endif
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    display -> gx_display_rotation_angle                       = 0;
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    display -> gx_display_driver_data                          = (VOID *)aux_data;
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    display -> gx_display_accelerator                          = GX_NULL;
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    display -> gx_display_layer_services                       = GX_NULL;
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    display -> gx_display_driver_callback_assign               = GX_NULL;
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    display -> gx_display_color_format                         = GX_COLOR_FORMAT_4BIT_GRAY;
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    display -> gx_display_driver_canvas_copy                   = _gx_display_driver_4bpp_canvas_copy;
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    display -> gx_display_driver_simple_line_draw              = _gx_display_driver_4bpp_simple_line_draw;
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    display -> gx_display_driver_horizontal_line_draw          = _gx_display_driver_4bpp_horizontal_line_draw;
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    display -> gx_display_driver_vertical_line_draw            = _gx_display_driver_4bpp_vertical_line_draw;
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    display -> gx_display_driver_horizontal_pattern_line_draw  = _gx_display_driver_4bpp_horizontal_pattern_line_draw;
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    display -> gx_display_driver_vertical_pattern_line_draw    = _gx_display_driver_4bpp_vertical_pattern_line_draw;
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    display -> gx_display_driver_horizontal_pixelmap_line_draw = _gx_display_driver_4bpp_horizontal_pixelmap_line_draw;
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    display -> gx_display_driver_pixel_write                   = _gx_display_driver_4bpp_pixel_write;
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    display -> gx_display_driver_native_color_get              = _gx_display_driver_4bpp_native_color_get;
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    display -> gx_display_driver_row_pitch_get                 = _gx_display_driver_4bpp_row_pitch_get;
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    display -> gx_display_driver_block_move                    = _gx_display_driver_4bpp_block_move;
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    display -> gx_display_driver_pixelmap_draw                 = _gx_display_driver_4bpp_pixelmap_draw;
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    display -> gx_display_driver_alphamap_draw                 = GX_NULL;
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    display -> gx_display_driver_anti_aliased_line_draw        = GX_NULL;
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    display -> gx_display_driver_anti_aliased_wide_line_draw   = GX_NULL;
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    display -> gx_display_driver_pixelmap_rotate               = _gx_display_driver_4bpp_pixelmap_rotate;
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    display -> gx_display_driver_simple_wide_line_draw         = _gx_display_driver_generic_simple_wide_line_draw;
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    display -> gx_display_driver_polygon_draw                  = _gx_display_driver_generic_polygon_draw;
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    display -> gx_display_driver_polygon_fill                  = _gx_display_driver_generic_polygon_fill;
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#if defined(GX_ARC_DRAWING_SUPPORT)
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    display -> gx_display_driver_anti_aliased_circle_draw      = GX_NULL;
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    display -> gx_display_driver_anti_aliased_ellipse_draw     = GX_NULL;
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    display -> gx_display_driver_circle_draw                   = _gx_display_driver_generic_circle_draw;
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    display -> gx_display_driver_circle_fill                   = _gx_display_driver_generic_circle_fill;
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    display -> gx_display_driver_pie_fill                      = _gx_display_driver_generic_pie_fill;
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    display -> gx_display_driver_anti_aliased_arc_draw         = GX_NULL;
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    display -> gx_display_driver_arc_draw                      = _gx_display_driver_generic_arc_draw;
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    display -> gx_display_driver_arc_fill                      = _gx_display_driver_generic_arc_fill;
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    display -> gx_display_driver_ellipse_draw                  = _gx_display_driver_generic_ellipse_draw;
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    display -> gx_display_driver_ellipse_fill                  = _gx_display_driver_generic_ellipse_fill;
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    display -> gx_display_driver_anti_aliased_wide_circle_draw = GX_NULL;
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    display -> gx_display_driver_wide_circle_draw              = _gx_display_driver_generic_wide_circle_draw;
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    display -> gx_display_driver_anti_aliased_wide_ellipse_draw= GX_NULL;
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    display -> gx_display_driver_wide_ellipse_draw             = _gx_display_driver_generic_wide_ellipse_draw;
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    display -> gx_display_driver_anti_aliased_wide_arc_draw    = GX_NULL;
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    display -> gx_display_driver_wide_arc_draw                 = _gx_display_driver_generic_wide_arc_draw;
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#endif
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    display -> gx_display_driver_8bit_glyph_draw               = GX_NULL;
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    display -> gx_display_driver_4bit_glyph_draw               = _gx_display_driver_4bpp_glyph_4bit_draw;
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    display -> gx_display_driver_1bit_glyph_draw               = _gx_display_driver_4bpp_glyph_1bit_draw;
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    display -> gx_display_driver_palette_set                   = GX_NULL;
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    display -> gx_display_driver_buffer_toggle                 = toggle_function;
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    display -> gx_display_driver_canvas_blend                  = GX_NULL;
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    display -> gx_display_driver_pixel_blend                   = GX_NULL;
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    display -> gx_display_driver_pixelmap_blend                = GX_NULL;
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    display -> gx_display_driver_8bit_compressed_glyph_draw    = GX_NULL;
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    display -> gx_display_driver_4bit_compressed_glyph_draw    = GX_NULL;
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    display -> gx_display_driver_1bit_compressed_glyph_draw    = GX_NULL;
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#if defined(GX_SOFTWARE_DECODER_SUPPORT)
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    display -> gx_display_driver_jpeg_draw                     = GX_NULL;
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    display -> gx_display_driver_png_draw                      = GX_NULL;
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#endif
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}
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