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Diffstat (limited to 'test/examples/svg.gleam')
-rw-r--r-- | test/examples/svg.gleam | 107 |
1 files changed, 107 insertions, 0 deletions
diff --git a/test/examples/svg.gleam b/test/examples/svg.gleam new file mode 100644 index 0000000..e895f1a --- /dev/null +++ b/test/examples/svg.gleam @@ -0,0 +1,107 @@ +// IMPORTS --------------------------------------------------------------------- + +import gleam/int +import lustre +import lustre/attribute.{attribute} +import lustre/element.{Element, text} +import lustre/element/html.{button, div, p, svg} +import lustre/element/svg.{path} +import lustre/event + +// MAIN ------------------------------------------------------------------------ + +pub fn main() { + // A `simple` lustre application doesn't produce `Effect`s. These are best to + // start with if you're just getting started with lustre or you know you don't + // need the runtime to manage any side effects. + let app = lustre.simple(init, update, view) + let assert Ok(_) = lustre.start(app, "[data-lustre-app]", Nil) +} + +// MODEL ----------------------------------------------------------------------- + +pub type Model = + Int + +pub fn init(_) -> Model { + 0 +} + +// UPDATE ---------------------------------------------------------------------- + +pub opaque type Msg { + Incr + Decr + Reset +} + +pub fn update(model: Model, msg: Msg) -> Model { + case msg { + Incr -> model + 1 + Decr -> model - 1 + Reset -> 0 + } +} + +// VIEW ------------------------------------------------------------------------ + +pub fn view(model: Model) -> Element(Msg) { + div( + [], + [ + button( + [event.on_click(Incr)], + [plus([attribute.style([#("color", "red")])])], + ), + button([event.on_click(Decr)], [minus([])]), + button([event.on_click(Reset)], [text("Reset")]), + p([], [text(int.to_string(model))]), + ], + ) +} + +fn plus(attrs) { + svg( + [ + attribute("width", "15"), + attribute("height", "15"), + attribute("viewBox", "0 0 15 15"), + attribute("fill", "none"), + ..attrs + ], + [ + path([ + attribute( + "d", + "M8 2.75C8 2.47386 7.77614 2.25 7.5 2.25C7.22386 2.25 7 2.47386 7 2.75V7H2.75C2.47386 7 2.25 7.22386 2.25 7.5C2.25 7.77614 2.47386 8 2.75 8H7V12.25C7 12.5261 7.22386 12.75 7.5 12.75C7.77614 12.75 8 12.5261 8 12.25V8H12.25C12.5261 8 12.75 7.77614 12.75 7.5C12.75 7.22386 12.5261 7 12.25 7H8V2.75Z", + ), + attribute("fill", "currentColor"), + attribute("fill-rule", "evenodd"), + attribute("clip-rule", "evenodd"), + ]), + ], + ) +} + +fn minus(attrs) { + svg( + [ + attribute("width", "15"), + attribute("height", "15"), + attribute("viewBox", "0 0 15 15"), + attribute("fill", "none"), + ..attrs + ], + [ + path([ + attribute( + "d", + "M2.25 7.5C2.25 7.22386 2.47386 7 2.75 7H12.25C12.5261 7 12.75 7.22386 12.75 7.5C12.75 7.77614 12.5261 8 12.25 8H2.75C2.47386 8 2.25 7.77614 2.25 7.5Z", + ), + attribute("fill", "currentColor"), + attribute("fill-rule", "evenodd"), + attribute("clip-rule", "evenodd"), + ]), + ], + ) +} |