57 lines
2.0 KiB
Go
57 lines
2.0 KiB
Go
package qslcard
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import (
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"embed"
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"os"
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)
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//go:embed assets/fonts/*.ttf assets/fonts/OFL-*.txt
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var fontsFS embed.FS
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// Font is one face the designer offers. Data is the raw TTF; the frontend
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// registers it as a base64 @font-face (and inlines it into the SVG before
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// rasterization so canvas export matches the live preview).
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type Font struct {
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Family string `json:"family"`
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Kind string `json:"kind"` // "display" | "script" | "system"
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Variable bool `json:"variable"`
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Data []byte `json:"data"`
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}
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// fontFiles lists the embedded faces. All OFL-licensed (license texts ship
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// alongside in assets/fonts).
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var fontFiles = []struct {
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family, kind, file string
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variable bool
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}{
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{"Archivo Black", "display", "ArchivoBlack-Regular.ttf", false},
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{"Lilita One", "display", "LilitaOne-Regular.ttf", false},
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{"Baloo 2", "display", "Baloo2-Variable.ttf", true},
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{"Oswald", "display", "Oswald-Variable.ttf", true},
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{"Alfa Slab One", "display", "AlfaSlabOne-Regular.ttf", false}, // heavy slab serif (HS0ZLE-style)
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{"Rye", "display", "Rye-Regular.ttf", false}, // Western slab
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{"Great Vibes", "script", "GreatVibes-Regular.ttf", false},
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{"Allura", "script", "Allura-Regular.ttf", false},
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}
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// cooperBlackPath is where MS Office installs Cooper Black; offered as a
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// bonus display face when present (system font, not embedded).
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const cooperBlackPath = `C:\Windows\Fonts\COOPBL.TTF`
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// Fonts returns every available face: the embedded OFL set, plus Cooper
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// Black when the machine has it.
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func Fonts() ([]Font, error) {
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out := make([]Font, 0, len(fontFiles)+1)
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for _, f := range fontFiles {
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data, err := fontsFS.ReadFile("assets/fonts/" + f.file)
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if err != nil {
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return nil, err // embedded read can only fail on a packaging bug
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}
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out = append(out, Font{Family: f.family, Kind: f.kind, Variable: f.variable, Data: data})
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}
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if data, err := os.ReadFile(cooperBlackPath); err == nil {
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out = append(out, Font{Family: "Cooper Black", Kind: "system", Data: data})
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}
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return out, nil
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}
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