Examples
<html>
<body>
<h1>My first SVG</h1>
<svg style="border: 1px solid; margin-left: 20px;">
<circle r="20" stroke-width="2" fill="red" cx="100" cy="50" />
</svg>
</body>
</html>
(Cx, cy): center coordinates
stroke and stroke-width: how to draw the outline control
In HTML, embed, object
Use the embed tag
<embed src="circle1.svg" type="image/svg+xml" />
Using an object tag
<object data="circle1.svg" type="image/svg+xml"></object>
Use iframe tag
<iframe src="circle1.svg"></iframe>
Directly embedded svg tag
<svg xmlns="http://www.w3.org/2000/svg" version="1.1">
<circle cx="100" cy="50" r="40" stroke="black" stroke-width="2" fill="red" />
</svg>
rectangle
<svg xmlns="http://www.w3.org/2000/svg" version="1.1">
<rect width="300" height="100"
style="fill:rgb(0,0,255);stroke-width:1;stroke:rgb(0,0,0);fill-opacity:0.1;"/>
</svg>
style / attribute
- fill fill color
- strok-width profile width
- stroke outline color
- fill-opacity: opacity of the fill color
- stroke-opacity: Opacity outline color
opacity: Opacity of the whole element
- width
- height
- rx, ry: generating fillets
x, y: coordinates of the origin, offset
Round
<svg xmlns="http://www.w3.org/2000/svg" version="1.1">
<circle cx="100" cy="50" r="40" stroke="black"
stroke-width="2" fill="red"/>
</svg>
style / attribute
- cx, cy: center
- r: Radius
oval
<svg xmlns="http://www.w3.org/2000/svg" version="1.1" style="width:500px">
<ellipse cx="300" cy="80" rx="100" ry="50"
style="fill:yellow;stroke:purple;stroke-width:2"/>
</svg>
style / attribute
- cx, cy: ellipse center
- rx, ry: Radius
straight line
<svg xmlns="http://www.w3.org/2000/svg" version="1.1">
<line x1="0" y1="0" x2="200" y2="200"
style="stroke:rgb(255,0,0);stroke-width:2"/>
</svg>
Polygon
<svg xmlns="http://www.w3.org/2000/svg" version="1.1">
<polygon points="200,10 250,190 160,210"
style="fill:lime;stroke:purple;stroke-width:1"/>
</svg>
<svg xmlns="http://www.w3.org/2000/svg" version="1.1">
<polygon points="100,10 40,180 190,60 10,60 160,180"
style="fill:lime;stroke:purple;stroke-width:5;fill-rule:nonzero;" />
</svg>
- fill-rule:nonzero:
<svg xmlns="http://www.w3.org/2000/svg" version="1.1" style="height: 200px">
<polygon points="100,10 40,180 190,60 10,60 160,180"
style="fill:lime;stroke:purple;stroke-width:5;fill-rule:evenodd;" />
</svg>
Broken line
<svg xmlns="http://www.w3.org/2000/svg" version="1.1" height="200px">
<polyline points="20,20 40,25 60,40 80,120 120,140 200,180"
style="fill:none;stroke:black;stroke-width:3" />
</svg>
Path - path
<svg xmlns="http://www.w3.org/2000/svg" version="1.1">
<path d="M150 0 L75 200 L225 200 Z" />
</svg>
- M = moveto
- L = lineto
- H = horizontal lineto
- V = vertical lineto
- C = curveto
- S = smooth curveto
- Q = quadratic Bézier curve Bezier curve
- T = smooth quadratic Bézier curveto
- A = elliptical Arc
- Z = closepath