Death Socket consists of three projects. They are a .Net Standard 2.0 library, a console program and a Test Centre. The purpose of this repository is to provide a way for people to add grids to images.
https://www.craigoates.net/Software/project/13
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32 lines
1.3 KiB
32 lines
1.3 KiB
module internal ImageServices |
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open System.Drawing |
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open System.Drawing.Imaging |
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open DeathSocket |
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let createHorizontalLines width height rows = |
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let interval = height / rows |
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[| for point in 1 .. (rows - 1) -> |
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[|Point (0, (interval * point)) |
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Point (width, (interval * point) )|]|] |
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let createVerticalLines width height columns = |
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let interval = width / columns |
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[| for point in 1 .. (columns - 1) -> |
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[| Point ((interval * point), 0) |
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Point ((interval * point), height)|]|] |
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let drawGrid spec = |
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// The originalImg is for images with indexed pixels. |
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use orignialImg = Bitmap.FromFile spec.originalPath |
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use img = new Bitmap (orignialImg.Width, orignialImg.Height) |
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use graphics = Graphics.FromImage img |
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graphics.DrawImage (orignialImg, 0, 0) |
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use pen = new Pen (spec.colour, width = spec.penWidth) |
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let horizontalLines = |
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createHorizontalLines (img.Size.Width) (img.Size.Height) (spec.rows) |
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let verticalLines = |
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createVerticalLines (img.Size.Width) (img.Size.Height) (spec.columns) |
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for line in horizontalLines do graphics.DrawLines (pen, line) |
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for line in verticalLines do graphics.DrawLines (pen, line) |
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img.Save (spec.savePath, ImageFormat.Png) |