Initial commit

main
Elnu 12 months ago
parent adbfafe702
commit ea0c1a1ff6

3
.gitignore vendored

@ -1,3 +1,4 @@
.direnv
/result
main
main
main.js

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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
<link rel="stylesheet" href="style.css">
</head>
<body>
<main>
<button id="button-add-card">Add card</button>
<br>
<div id="canvas"></div>
</main>
<script src="main.js"></script>
</body>
</html>

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echo "Hello world!"
var name: string = readLine(stdin)
echo "Hi, ", name, "!"
import std/dom
import std/strutils
import std/strformat
let canvas = document.getElementById("canvas")
canvas.addEventListener("mousedown", proc(e: Event) =
let e = cast[MouseEvent](e)
if e.button != 1:
return
canvas.style.cursor = "move"
canvas.onmousemove = proc(e: Event) =
let e = cast[MouseEvent](e)
canvas.scrollTop = e.clientY
)
canvas.addEventListener("mouseup", proc(e: Event) =
canvas.style.cursor = "auto"
canvas.onmousemove = nil
)
document.getElementById("button-add-card").onclick = proc(e: Event) =
var card = document.createElement("div")
card.className = "card"
card.innerText = "New card"
var x_offset, y_offset = 0.0
let drag = proc(e: Event) =
let e = cast[MouseEvent](e)
card.style.left = fmt"{cast[float](e.clientX) - x_offset}px"
card.style.top = fmt"{cast[float](e.clientY) - y_offset}px"
echo e.clientX
card.addEventListener("mousedown", proc(e: Event) =
let e = cast[MouseEvent](e)
if e.button != 0:
return
let left = if card.style.left != "": parseInt(($(card.style.left))[0..^3]) else: 0
x_offset = cast[float](e.clientX - left)
let top = if card.style.top != "": parseInt(($(card.style.top))[0..^3]) else: 0
y_offset = cast[float](e.clientY - top)
document.onmousemove = drag
document.onmouseup = proc(e: Event) = document.onmousemove = nil
)
canvas.appendChild(card)
proc example(e: Event) =
echo "Document is ready"
document.addEventListener("DOMContentLoaded", example)

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body {
font-family: sans-serif;
display: flex;
align-items: center;
justify-content: center;
height: 100vh;
margin: 0;
background: darkgrey;
}
#canvas {
background: gray;
width: 800px;
height: 600px;
border-radius: 4px;
overflow: hidden;
position: relative;
}
.card {
background: white;
position: absolute;
font-size: 1.25em;
width: 8em;
padding: 0.5em;
box-shadow: 0.25em 0.25em black;
cursor: pointer;
user-select: none;
&:active {
background: lightgrey;
z-index: 1;
}
}
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