1 |
|
|
/*************************************************************************** |
2 |
|
|
* Copyright (c) 2024 Microsoft Corporation |
3 |
|
|
* Copyright (c) 2026-present Eclipse ThreadX contributors |
4 |
|
|
* |
5 |
|
|
* This program and the accompanying materials are made available under the |
6 |
|
|
* terms of the MIT License which is available at |
7 |
|
|
* https://opensource.org/licenses/MIT. |
8 |
|
|
* |
9 |
|
|
* SPDX-License-Identifier: MIT |
10 |
|
|
**************************************************************************/ |
11 |
|
|
|
12 |
|
|
|
13 |
|
|
/**************************************************************************/ |
14 |
|
|
/**************************************************************************/ |
15 |
|
|
/** */ |
16 |
|
|
/** GUIX Component */ |
17 |
|
|
/** */ |
18 |
|
|
/** Line Chart Management (Line Chart) */ |
19 |
|
|
/** */ |
20 |
|
|
/**************************************************************************/ |
21 |
|
|
|
22 |
|
|
#define GX_SOURCE_CODE |
23 |
|
|
|
24 |
|
|
|
25 |
|
|
/* Include necessary system files. */ |
26 |
|
|
|
27 |
|
|
#include "gx_api.h" |
28 |
|
|
#include "gx_window.h" |
29 |
|
|
#include "gx_line_chart.h" |
30 |
|
|
|
31 |
|
|
|
32 |
|
|
/**************************************************************************/ |
33 |
|
|
/* */ |
34 |
|
|
/* FUNCTION RELEASE */ |
35 |
|
|
/* */ |
36 |
|
|
/* _gx_line_chart_y_scale_calculate PORTABLE C */ |
37 |
|
|
/* 6.1 */ |
38 |
|
|
/* AUTHOR */ |
39 |
|
|
/* */ |
40 |
|
|
/* Kenneth Maxwell, Microsoft Corporation */ |
41 |
|
|
/* */ |
42 |
|
|
/* DESCRIPTION */ |
43 |
|
|
/* */ |
44 |
|
|
/* This function calculates chart y axis scale value */ |
45 |
|
|
/* */ |
46 |
|
|
/* INPUT */ |
47 |
|
|
/* */ |
48 |
|
|
/* chart Line chart */ |
49 |
|
|
/* return_value location to pass return value */ |
50 |
|
|
/* */ |
51 |
|
|
/* OUTPUT */ |
52 |
|
|
/* */ |
53 |
|
|
/* Completion Status */ |
54 |
|
|
/* */ |
55 |
|
|
/* CALLS */ |
56 |
|
|
/* */ |
57 |
|
|
/* none */ |
58 |
|
|
/* */ |
59 |
|
|
/* CALLED BY */ |
60 |
|
|
/* */ |
61 |
|
|
/* Application Code */ |
62 |
|
|
/* */ |
63 |
|
|
/**************************************************************************/ |
64 |
|
40 |
UINT _gx_line_chart_y_scale_calculate(GX_LINE_CHART *chart, INT *return_value) |
65 |
|
|
{ |
66 |
|
|
INT y_scale; |
67 |
|
|
GX_LINE_CHART_INFO *chart_info; |
68 |
|
|
|
69 |
|
40 |
chart_info = &chart -> gx_line_chart_info; |
70 |
|
|
|
71 |
|
40 |
y_scale = chart -> gx_widget_size.gx_rectangle_bottom - chart -> gx_widget_size.gx_rectangle_top + 1; |
72 |
|
40 |
y_scale -= chart_info -> gx_line_chart_top_margin + chart_info -> gx_line_chart_bottom_margin; |
73 |
|
40 |
y_scale -= chart_info -> gx_line_chart_axis_line_width; |
74 |
|
|
|
75 |
|
40 |
y_scale = GX_FIXED_VAL_MAKE(y_scale); |
76 |
|
|
|
77 |
✓✓ |
40 |
if (chart_info -> gx_line_chart_max_val != chart_info -> gx_line_chart_min_val) |
78 |
|
|
{ |
79 |
|
37 |
y_scale /= (chart_info -> gx_line_chart_max_val - chart_info -> gx_line_chart_min_val); |
80 |
|
|
} |
81 |
|
40 |
*return_value = y_scale; |
82 |
|
40 |
return GX_SUCCESS; |
83 |
|
|
} |
84 |
|
|
|
85 |
|
|
|
86 |
|
|
|
87 |
|
|
|
88 |
|
|
|