Flag EU: Difference between revisions
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| Line 3: | Line 3: | ||
<div class=qu data-width=150 data-height=100> | <div class=qu data-width=150 data-height=100> | ||
[[Image:flagEuropeWrong.png|frame|Flag of Europe (almost)]] | [[Image:flagEuropeWrong.png|frame|Flag of Europe (almost)]] | ||
* 150 by 100 | |||
* stars are in a circle radius 100/3 | |||
* each star is had radius 7 | |||
<pre class=usr> | <pre class=usr> | ||
function drawFlag(ctx){ | function drawFlag(ctx){ | ||
Revision as of 18:59, 20 August 2021
Flag of Europe (nearly)
- 150 by 100
- stars are in a circle radius 100/3
- each star is had radius 7
function drawFlag(ctx){
ctx.fillStyle = 'blue';
ctx.fillRect(0,0,150,100);
ctx.translate(75,50);
ctx.fillStyle = 'gold';
for(let i = 0;i<12; i++){
ctx.translate(0,-50*2/3);
ctx.scale(7/100,7/100);
star(ctx);
ctx.scale(100/7,100/7);
ctx.translate(0,50*2/3);
ctx.rotate(Math.PI/6);
}
}
function star(ctx)
{
ctx.beginPath();
[[0,-100],[22,-31],[95,-31],[36,12],[59,81],
[0,38],[-59,81],[-36,12],[-95,-31],[-22,-31]]
.forEach((xy)=>ctx.lineTo(xy[0],xy[1]));
ctx.fill();
}
function drawFlag(ctx){
ctx.fillStyle = 'blue';
ctx.fillRect(0,0,150,100);
ctx.translate(75,50);
ctx.fillStyle = 'gold';
for(let i = 0;i<12; i++){
ctx.translate(0,-50*2/3);
ctx.scale(7/100,7/100);
star(ctx);
ctx.scale(100/7,100/7);
ctx.translate(0,50*2/3);
ctx.rotate(Math.PI/6);
}
}
function star(ctx)
{
ctx.beginPath();
[[0,-100],[22,-31],[95,-31],[36,12],[59,81],
[0,38],[-59,81],[-36,12],[-95,-31],[-22,-31]]
.forEach((xy)=>ctx.lineTo(xy[0],xy[1]));
ctx.fill();
}
Flag of Europe
function drawFlag(ctx){
ctx.fillStyle = 'blue';
ctx.fillRect(0,0,150,100);
ctx.translate(75,50);
ctx.fillStyle = 'gold';
for(let i = 0;i<12; i++){
ctx.translate(0,-50*2/3);
ctx.scale(7/100,7/100);
star(ctx);
ctx.scale(100/7,100/7);
ctx.translate(0,50*2/3);
ctx.rotate(Math.PI/6);
}
}
function star(ctx)
{
ctx.beginPath();
[[0,-100],[22,-31],[95,-31],[36,12],[59,81],
[0,38],[-59,81],[-36,12],[-95,-31],[-22,-31]]
.forEach((xy)=>ctx.lineTo(xy[0],xy[1]));
ctx.fill();
}
function drawFlag(ctx){
ctx.fillStyle = 'blue';
ctx.fillRect(0,0,150,100);
ctx.translate(75,50);
ctx.fillStyle = 'gold';
for(let i = 0;i<12; i++){
ctx.translate(0,-50*2/3);
ctx.scale(7/100,7/100);
star(ctx);
ctx.scale(100/7,100/7);
ctx.translate(0,50*2/3);
ctx.rotate(Math.PI/6);
}
}
function star(ctx)
{
ctx.beginPath();
[[0,-100],[22,-31],[95,-31],[36,12],[59,81],
[0,38],[-59,81],[-36,12],[-95,-31],[-22,-31]]
.forEach((xy)=>ctx.lineTo(xy[0],xy[1]));
ctx.fill();
}