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Event handling #3

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merged 1 commit into from
Aug 22, 2024
Merged

Event handling #3

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23 changes: 18 additions & 5 deletions examples/hello-rect/src/Main.elm
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Original file line number Diff line number Diff line change
Expand Up @@ -9,7 +9,18 @@ All this is to draw a rectangle.
import Browser
import Color exposing (..)
import Html exposing (..)
import Techdraw exposing (Drawing, fill, path, render, stroke, strokeWidth, transform)
import Techdraw
exposing
( Drawing
, fill
, onMouseEnter
, onMouseLeave
, path
, render
, stroke
, strokeWidth
, transform
)
import Techdraw.Internal.Util exposing (unsafeForceMaybe)
import Techdraw.Math exposing (Scale(..), affScale)
import Techdraw.PathBuilder as PathBuilder exposing (close, createPath, lineTo, moveTo)
Expand All @@ -26,12 +37,12 @@ type Model

type Msg
= MouseEnter
| MouseExit
| MouseLeave


init : Model
init =
Model { color = red }
Model { color = blue }


rectangle =
Expand All @@ -45,14 +56,16 @@ rectangle =
|> unsafeForceMaybe "Path should be valid."


drawing : Model -> Drawing msg
drawing : Model -> Drawing Msg
drawing (Model model) =
path rectangle
|> fill (Paint model.color)
|> stroke (Paint black)
|> strokeWidth 2
|> transform (affScale <| Scale 2 2)
|> transform (affScale <| Scale 5 5)
|> onMouseEnter (\_ -> MouseEnter)
|> onMouseLeave (\_ -> MouseLeave)


view : Model -> Html Msg
Expand All @@ -71,7 +84,7 @@ update msg (Model model) =
MouseEnter ->
Model { model | color = red }

MouseExit ->
MouseLeave ->
Model { model | color = blue }


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