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private static float GetDpiX()
{
try
{
using (Bitmap image = new Bitmap(1, 1))
{
using (Graphics graphics = Graphics.FromImage(image))
{
return graphics.DpiX;
}
}
}
catch
{
return 72;
}
}
传入像素numPixel
int numPixel = (int)numericUpDown1.Value;
Bitmap image = ConvertToFormat(fileImage.Image, PixelFormat.Format24bppRgb);
//Bitmap image = (Bitmap)fileImage.Image;
g = pictureBox1.CreateGraphics();
double rowHeight = (double)((float)numPixel * 72f / (float)GetDpiX());
for (int i = 0; i < 100; i++)
{
double colWidth = Math.Round((numPixel < 12 ? (numPixel / 12.00) : (1 + ((numPixel - 12) / 7.00))), 2);
int _numPixel = (int)Math.Round(colWidth < 1 ? colWidth * 12.0 : 12 + (colWidth - 1) * 7.00);
Console.WriteLine(string.Format($"{numPixel} {colWidth} {_numPixel}"));
numPixel = numPixel + 1;
//double width = (double)((float)numPixel * 72f / (float)GetDpiX());
}
打印出100个与excel里面对比
1 | 0.08 |
2 | 0.17 |
3 | 0.25 |
4 | 0.33 |
5 | 0.42 |
6 | 0.5 |
7 | 0.58 |
8 | 0.67 |
9 | 0.75 |
10 | 0.83 |
11 | 0.92 |
12 | 1 |
13 | 1.14 |
14 | 1.29 |
15 | 1.43 |
16 | 1.57 |
17 | 1.71 |
18 | 1.86 |
19 | 2 |
20 | 2.14 |
21 | 2.29 |
22 | 2.43 |
23 | 2.57 |
24 | 2.71 |
25 | 2.86 |
26 | 3 |
27 | 3.14 |
28 | 3.29 |
29 | 3.43 |
30 | 3.57 |
31 | 3.71 |
32 | 3.86 |
33 | 4 |
34 | 4.14 |
35 | 4.29 |
36 | 4.43 |
37 | 4.57 |
38 | 4.71 |
39 | 4.86 |
40 | 5 |
41 | 5.14 |
42 | 5.29 |
43 | 5.43 |
44 | 5.57 |
45 | 5.71 |
46 | 5.86 |
47 | 6 |
48 | 6.14 |
49 | 6.29 |
50 | 6.43 |
51 | 6.57 |
52 | 6.71 |
53 | 6.86 |
54 | 7 |
55 | 7.14 |
56 | 7.29 |
57 | 7.43 |
58 | 7.57 |
59 | 7.71 |
60 | 7.86 |
61 | 8 |
62 | 8.14 |
63 | 8.29 |
64 | 8.43 |
65 | 8.57 |
66 | 8.71 |
67 | 8.86 |
68 | 9 |
69 | 9.14 |
70 | 9.29 |
71 | 9.43 |
72 | 9.57 |
73 | 9.71 |
74 | 9.86 |
75 | 10 |
76 | 10.14 |
77 | 10.29 |
78 | 10.43 |
79 | 10.57 |
80 | 10.71 |
81 | 10.86 |
82 | 11 |
83 | 11.14 |
84 | 11.29 |
85 | 11.43 |
86 | 11.57 |
87 | 11.71 |
88 | 11.86 |
89 | 12 |
90 | 12.14 |
91 | 12.29 |
92 | 12.43 |
93 | 12.57 |
94 | 12.71 |
95 | 12.86 |
96 | 13 |
97 | 13.14 |
98 | 13.29 |
99 | 13.43 |
100 | 13.57 |