BETTER GRIDS
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fd06dceeb2
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3 changed files with 131 additions and 26 deletions
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@ -12,10 +12,40 @@
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<div id="mySidepanel" class="sidepanel">
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<a href="javascript:void(0)" class="closebtn" onclick="toggleNav()">×</a>
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<a href="#">About</a>
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<a href="#">Services</a>
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<a href="#">Clients</a>
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<a href="#">Contact</a>
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<div class="section">
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<span class="title">Grid</span>
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<div class="prop gridline">
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<div class="item">
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<label for="mwidth" class="input">Line width</label>
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<input type="number" id="mwidth" value="4">
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</div>
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<div class="item">
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<label for="mwidth" class="input">Seperation</label>
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<input type="number" id="mwidth" value="100">
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</div>
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<div class="item">
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<label for="mwidth" class="input">Color</label>
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<input type="text" id="mwidth" value="#333">
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</div>
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</div>
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<hr>
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<div class="prop gridline">
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<div class="item">
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<label for="mwidth" class="input">Line width</label>
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<input type="number" id="mwidth" value="2">
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</div>
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<div class="item">
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<label for="mwidth" class="input">Seperation</label>
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<input type="number" id="mwidth" value="20">
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</div>
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<div class="item">
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<label for="mwidth" class="input">Color</label>
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<input type="text" id="mwidth" value="#333">
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</div>
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</div>
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</div>
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</div>
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<div id="canvasWrapper" class="wrapper">
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@ -33,7 +63,7 @@
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if (nav_open) {
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document.getElementById("mySidepanel").style.width = "0";
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} else {
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document.getElementById("mySidepanel").style.width = "250px";
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document.getElementById("mySidepanel").style.width = "350px";
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}
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nav_open = !nav_open;
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}
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@ -1,4 +1,25 @@
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let gridlineEls:any;
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let gridlineNeedsUpdate = true;
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function get_line_widths(): string[][] {
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if (gridlineNeedsUpdate) {
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gridlineEls = document.getElementsByClassName("gridline");
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gridlineNeedsUpdate = false;
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}
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const out: string[][] = [[], [], []];
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for(let el of <any[]>gridlineEls) {
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let i = 0;
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for( let c of el.getElementsByTagName('input')) {
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out[i].push(
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c.value
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);
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i += 1;
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}
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}
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return out;
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}
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function main() {
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const canvas = <HTMLCanvasElement>document.getElementById("canvas");
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const ctx = canvas.getContext('2d');
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@ -9,44 +30,52 @@ function main() {
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canvas.width = width;
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canvas.height = height;
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function draw() {
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ctx.clearRect(0, 0, width, height);
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ctx.save();
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ctx.translate(width / 2, height / 2);
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ctx.strokeStyle = "#333"
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draw_grid(
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ctx, [width, 100, 20], [width / 2, height / 2], [width, height],
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4, 0.30
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);
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ctx.strokeStyle = "#333";
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draw_grid(ctx, get_line_widths(), [width / 2, height / 2], [width, height]);
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ctx.fillStyle = "#ff5f00";
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ctx.fillRect(0, 0, 100, 100);
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ctx.restore();
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requestAnimationFrame(draw);
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}
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console.log("hallo");
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draw();
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}
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function draw_grid(
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ctx: CanvasRenderingContext2D,
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lines: number[], // number of pixels between lines, with smaller gettings lines
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lines: string[][], // number of pixels between lines, with smaller gettings lines
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transform: [number, number],
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size: [number, number],
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init_width = 2, factor = 0.5) {
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size: [number, number]) {
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ctx.save();
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ctx.translate(-transform[0], -transform[1]);
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for (let delta of lines) {
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ctx.lineWidth = init_width;
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for (let i = lines[0].length - 1; i >= 0 ; i -= 1) {
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ctx.lineWidth = parseInt(lines[0][i]);
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const delta = parseInt(lines[1][i]);
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ctx.strokeStyle = "transparent";
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ctx.strokeStyle = lines[2][i];
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let xoff = transform[0] % delta;
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let yoff = transform[1] % delta;
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ctx.beginPath();
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for (let i = xoff; i < size[0]; i += delta) {
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ctx.moveTo(i, 0);
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ctx.lineTo(i, size[1]);
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for (let j = xoff; j < size[0]; j += delta) {
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ctx.moveTo(j, 0);
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ctx.lineTo(j, size[1]);
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}
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for (let j = yoff; j < size[1]; j += delta) {
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ctx.moveTo(0, j);
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@ -54,8 +83,6 @@ function draw_grid(
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}
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ctx.stroke();
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init_width *= factor;
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}
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ctx.restore();
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@ -28,10 +28,12 @@ $darkgrey: darken($grey, 20);
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overflow-x: hidden;
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padding-top: 60px;
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transition: 0.5s;
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a {
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a,
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input,
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p {
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padding: 8px 8px 8px 32px;
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text-decoration: none;
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font-size: 25px;
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font-size: 20px;
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color: white;
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display: block;
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transition: 0.3s;
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@ -47,6 +49,52 @@ $darkgrey: darken($grey, 20);
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}
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}
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.section {
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border: 2px solid $orange;
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border-radius: 8px;
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position: relative;
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padding: 10px;
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margin: 10px;
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.title {
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font-size: 24px;
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color: $orange;
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padding: 0 5px;
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position: absolute;
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top: -13px;
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left: 8px;
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display: inline-block;
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background-color: $grey;
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}
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hr {
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border: 1px dashed $lightgrey;
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}
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}
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.prop {
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margin: 10px;
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color: white;
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.item {
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width: 100%;
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display: flex;
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justify-content: space-between;
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align-items: baseline;
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label {
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width: 40%;
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}
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input {
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font-size: 15px;
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margin-top: 2px;
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color: $orange;
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padding: 5px 10px;
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width: 40%;
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background-color: $lightgrey;
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}
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}
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.item+.item {
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margin-top: 10px;
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}
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}
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.openbtn {
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position: absolute;
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right: 5px;
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