78 lines
2.6 KiB
PowerShell
78 lines
2.6 KiB
PowerShell
param(
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[string]$ImportSource
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)
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$ErrorActionPreference = 'Stop'
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Set-StrictMode -Version Latest
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$projectRoot = (Resolve-Path -LiteralPath (Join-Path $PSScriptRoot '..')).Path
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$sourceDirectory = Join-Path $projectRoot 'src\assets'
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$sourcePath = Join-Path $sourceDirectory 'pwa-icon-source.png'
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$iconDirectory = Join-Path $projectRoot 'public\icons'
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New-Item -ItemType Directory -Path $sourceDirectory -Force | Out-Null
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New-Item -ItemType Directory -Path $iconDirectory -Force | Out-Null
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if ($ImportSource) {
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$resolvedImportSource = (Resolve-Path -LiteralPath $ImportSource).Path
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Copy-Item -LiteralPath $resolvedImportSource -Destination $sourcePath -Force
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}
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if (-not (Test-Path -LiteralPath $sourcePath -PathType Leaf)) {
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throw "找不到图标源文件：$sourcePath"
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}
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Add-Type -AssemblyName System.Drawing
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function Export-SquareIcon {
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param(
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[Parameter(Mandatory)]
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[System.Drawing.Image]$SourceImage,
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[Parameter(Mandatory)]
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[int]$Size,
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[Parameter(Mandatory)]
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[string]$OutputPath
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)
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$side = [Math]::Min($SourceImage.Width, $SourceImage.Height)
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$sourceX = [Math]::Floor(($SourceImage.Width - $side) / 2)
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$sourceY = [Math]::Floor(($SourceImage.Height - $side) / 2)
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$sourceRectangle = [System.Drawing.Rectangle]::new($sourceX, $sourceY, $side, $side)
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$targetRectangle = [System.Drawing.Rectangle]::new(0, 0, $Size, $Size)
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$bitmap = [System.Drawing.Bitmap]::new($Size, $Size)
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$graphics = [System.Drawing.Graphics]::FromImage($bitmap)
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try {
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$graphics.CompositingMode = [System.Drawing.Drawing2D.CompositingMode]::SourceCopy
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$graphics.CompositingQuality = [System.Drawing.Drawing2D.CompositingQuality]::HighQuality
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$graphics.InterpolationMode = [System.Drawing.Drawing2D.InterpolationMode]::HighQualityBicubic
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$graphics.PixelOffsetMode = [System.Drawing.Drawing2D.PixelOffsetMode]::HighQuality
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$graphics.SmoothingMode = [System.Drawing.Drawing2D.SmoothingMode]::HighQuality
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$graphics.DrawImage($SourceImage, $targetRectangle, $sourceRectangle, [System.Drawing.GraphicsUnit]::Pixel)
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$bitmap.Save($OutputPath, [System.Drawing.Imaging.ImageFormat]::Png)
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}
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finally {
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$graphics.Dispose()
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$bitmap.Dispose()
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}
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}
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$sourceImage = [System.Drawing.Image]::FromFile($sourcePath)
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try {
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$targets = @(
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@{ Size = 180; FileName = 'apple-touch-icon.png' }
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@{ Size = 192; FileName = 'pwa-192.png' }
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@{ Size = 512; FileName = 'pwa-512.png' }
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)
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foreach ($target in $targets) {
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$outputPath = Join-Path $iconDirectory $target.FileName
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Export-SquareIcon -SourceImage $sourceImage -Size $target.Size -OutputPath $outputPath
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Write-Host "已生成 $outputPath"
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}
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}
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finally {
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$sourceImage.Dispose()
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}
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