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image.rb.html
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<!DOCTYPE public PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN""http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" lang="en">
<head>
<meta name="generator" content="ex2html.rb" />
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<link rel="stylesheet" type="text/css" href="css/popup.css" />
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/highlight.js/11.9.0/styles/github.min.css" />
<script src="https://cdnjs.cloudflare.com/ajax/libs/highlight.js/11.9.0/highlight.min.js"></script>
<script>
hljs.configure({ cssSelector: "pre" });
hljs.highlightAll();
</script>
<title>RMagick example: image.rb</title>
</head>
<body>
<h1>image.rb</h1>
<div class="bodybox">
<div class="bodyfloat">
<pre class="language-ruby">
# frozen_string_literal: true
require 'rvg/rvg'
rvg = Magick::RVG.new(525, 270) do |canvas|
canvas.background_fill = 'white'
canvas.rect(524, 269).styles(fill: 'none', stroke: 'blue', stroke_width: 1)
hat = Magick::Image.read('images/Flower_Hat.jpg').first
canvas.image(hat, 100, 75, 25, 40).preserve_aspect_ratio('none')
canvas.rect(100, 75, 25, 40).styles(fill: 'none', stroke: 'blue')
canvas.image(hat, 100, 75, 150, 40).preserve_aspect_ratio('xMinYMin', 'meet')
canvas.rect(100, 75, 150, 40).styles(fill: 'none', stroke: 'blue')
canvas.image(hat, 100, 75, 275, 40).preserve_aspect_ratio('xMidYMid', 'meet')
canvas.rect(100, 75, 275, 40).styles(fill: 'none', stroke: 'blue')
canvas.image(hat, 100, 75, 400, 40).preserve_aspect_ratio('xMaxYMax', 'meet')
canvas.rect(100, 75, 400, 40).styles(fill: 'none', stroke: 'blue')
canvas.image(hat, 100, 75, 150, 155).preserve_aspect_ratio('xMinYMin', 'slice')
canvas.rect(100, 75, 150, 155).styles(fill: 'none', stroke: 'blue')
canvas.image(hat, 100, 75, 275, 155).preserve_aspect_ratio('xMidYMid', 'slice')
canvas.rect(100, 75, 275, 155).styles(fill: 'none', stroke: 'blue')
canvas.image(hat, 100, 75, 400, 155).preserve_aspect_ratio('xMaxYMax', 'slice')
canvas.rect(100, 75, 400, 155).styles(fill: 'none', stroke: 'blue')
canvas.line(150, 20, 305, 20)
canvas.line(345, 20, 500, 20)
canvas.line(150, 250, 305, 250)
canvas.line(340, 250, 500, 250)
canvas.g.styles(stroke: 'none', font_weight: 'normal', font_style: 'normal') do |t|
t.text(310, 23, 'meet')
t.text(60, 140, 'none')
t.text(170, 140, 'xMinYMin')
t.text(300, 140, 'xMidYMid')
t.text(425, 140, 'xMaxYMax')
t.text(310, 253, 'slice')
end
end
rvg.draw.write('image.gif')
</pre>
</div>
</div>
<div id="close"><a href="javascript:window.close();">Close window</a></div>
</body>
</html>