GCC Code Coverage Report
Directory: ./ Exec Total Coverage
File: gx_sprite_draw.c Lines: 16 16 100.0 %
Date: 2024-12-05 08:52:37 Branches: 10 10 100.0 %

Line Branch Exec Source
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
/**   Sprite Management (Sprite)                                          */
18
/**                                                                       */
19
/**************************************************************************/
20
21
#define GX_SOURCE_CODE
22
23
24
/* Include necessary system files.  */
25
26
#include "gx_api.h"
27
#include "gx_system.h"
28
#include "gx_display.h"
29
#include "gx_context.h"
30
#include "gx_canvas.h"
31
#include "gx_widget.h"
32
#include "gx_sprite.h"
33
34
35
/**************************************************************************/
36
/*                                                                        */
37
/*  FUNCTION                                               RELEASE        */
38
/*                                                                        */
39
/*    _gx_sprite_draw                                     PORTABLE C      */
40
/*                                                           6.1.9        */
41
/*  AUTHOR                                                                */
42
/*                                                                        */
43
/*    Kenneth Maxwell, Microsoft Corporation                              */
44
/*                                                                        */
45
/*  DESCRIPTION                                                           */
46
/*                                                                        */
47
/*    This service draws a sprite widget.                                 */
48
/*                                                                        */
49
/*  INPUT                                                                 */
50
/*                                                                        */
51
/*    sprite                                Pointer to sprite widget      */
52
/*                                            control block               */
53
/*                                                                        */
54
/*  OUTPUT                                                                */
55
/*                                                                        */
56
/*    None                                                                */
57
/*                                                                        */
58
/*  CALLS                                                                 */
59
/*                                                                        */
60
/*    _gx_context_pixelmap_get              Get the pixelmap in the       */
61
/*                                            current context             */
62
/*    _gx_canvas_pixelmap_blend             Blend pixelmap                */
63
/*    _gx_canvas_pixelmap_draw              Draw pixelmap                 */
64
/*    _gx_widget_children_draw              Draw the children of a widget */
65
/*                                                                        */
66
/*                                                                        */
67
/*  CALLED BY                                                             */
68
/*                                                                        */
69
/*    Application Code                                                    */
70
/*    GUIX Internal Code                                                  */
71
/*                                                                        */
72
/*  RELEASE HISTORY                                                       */
73
/*                                                                        */
74
/*    DATE              NAME                      DESCRIPTION             */
75
/*                                                                        */
76
/*  05-19-2020     Kenneth Maxwell          Initial Version 6.0           */
77
/*  09-30-2020     Kenneth Maxwell          Modified comment(s),          */
78
/*                                            resulting in version 6.1    */
79
/*  10-15-2021     Ting Zhu                 Modified comment(s),          */
80
/*                                            supported alphamap draw,    */
81
/*                                            resulting in version 6.1.9  */
82
/*                                                                        */
83
/**************************************************************************/
84
853
VOID  _gx_sprite_draw(GX_SPRITE *sprite)
85
{
86
GX_SPRITE_FRAME *frame;
87
GX_PIXELMAP     *map;
88
GX_VALUE         xpos;
89
GX_VALUE         ypos;
90
91
    /* Draw sprite background.  */
92
853
    _gx_widget_background_draw((GX_WIDGET *)sprite);
93
94
853
    if (sprite -> gx_sprite_frame_list)
95
    {
96
839
        if (sprite -> gx_sprite_current_frame < sprite -> gx_sprite_frame_count)
97
        {
98
838
            frame = &sprite -> gx_sprite_frame_list[sprite -> gx_sprite_current_frame];
99
838
            if (frame -> gx_sprite_frame_pixelmap)
100
            {
101
837
                _gx_widget_context_fill_set((GX_WIDGET *)sprite);
102
103
837
                _gx_context_pixelmap_get(frame -> gx_sprite_frame_pixelmap, &map);
104
837
                if (map)
105
                {
106
835
                    xpos = (GX_VALUE)(sprite -> gx_widget_size.gx_rectangle_left + frame -> gx_sprite_frame_x_offset);
107
835
                    ypos = (GX_VALUE)(sprite -> gx_widget_size.gx_rectangle_top + frame -> gx_sprite_frame_y_offset);
108
109
835
                    if (frame -> gx_sprite_frame_alpha != GX_ALPHA_VALUE_OPAQUE)
110
                    {
111
4
                        _gx_canvas_pixelmap_blend(xpos, ypos, map, frame -> gx_sprite_frame_alpha);
112
                    }
113
                    else
114
                    {
115
831
                        _gx_canvas_pixelmap_draw(xpos, ypos, map);
116
                    }
117
                }
118
            }
119
        }
120
    }
121
122
    /* Draw children widgets of prompt widget.  */
123
853
    _gx_widget_children_draw((GX_WIDGET *)sprite);
124
853
}
125