add xanadu link
This commit is contained in:
“chrisshank”
parent
f4f51de53e
commit
55568be0e3
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@ -0,0 +1,272 @@
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<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8" />
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<meta name="viewport" content="width=device-width, initial-scale=1.0" />
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<title>Perfect Arrow - Xanadu</title>
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<link rel="preconnect" href="https://fonts.googleapis.com" />
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<link rel="preconnect" href="https://fonts.gstatic.com" crossorigin />
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<link href="https://fonts.googleapis.com/css2?family=Inter:wght@100..900&display=swap" rel="stylesheet" />
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<style>
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* {
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box-sizing: border-box;
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}
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html {
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height: 100%;
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font-family: 'Inter', sans-serif;
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font-optical-sizing: auto;
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/* font-weight: <weight>; */
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font-style: normal;
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font-variation-settings: 'slnt' 0;
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}
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body {
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background-color: #f0f0f0;
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margin: 0;
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height: 100%;
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position: relative;
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overflow-y: hidden;
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}
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fc-geometry {
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background-color: #fefefe;
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width: 400px;
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height: 100%;
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article {
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height: 100%;
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padding: 2rem;
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overflow: scroll;
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text-align: justify;
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}
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h2 {
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margin: 0;
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}
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}
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folk-xanadu {
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display: block;
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position: absolute;
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inset: 0 0 0 0;
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pointer-events: none;
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background-color: rgba(185 233 219 / 75%);
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}
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</style>
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</head>
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<body>
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<fc-geometry name="1" x="20">
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<article>
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<h2>Note 1</h2>
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<p>
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Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore
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magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo
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consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla
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pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id
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est laborum.
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</p>
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<p>
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Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore
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magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo
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consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla
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pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id
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est laborum.
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</p>
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<p>
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Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore
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magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo
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consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla
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pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id
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est laborum.
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</p>
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<p>
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Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore
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magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo
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consequat.
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<span link="2"
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>Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur.
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Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est
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laborum.</span
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>
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</p>
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<p link="1">
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Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore
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magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo
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consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla
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pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id
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est laborum.
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</p>
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<p>
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Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore
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magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo
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consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla
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pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id
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est laborum.
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</p>
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<p>
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Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore
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magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo
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consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla
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pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id
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est laborum.
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</p>
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<p>
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Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore
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magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo
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consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla
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pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id
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est laborum.
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</p>
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</article>
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</fc-geometry>
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<fc-geometry name="2" x="500">
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<article>
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<h2>Note 2</h2>
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<p>
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Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore
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magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo
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consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla
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pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id
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est laborum.
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</p>
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<p>
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Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore
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magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo
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consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla
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pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id
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est laborum.
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</p>
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<p>
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Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore
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magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo
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consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla
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pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id
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est laborum.
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</p>
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<p>
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Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore
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magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo
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consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla
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pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id
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est laborum.
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</p>
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<p>
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Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore
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magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo
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consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla
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pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id
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est laborum.
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</p>
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<p>
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Lorem ipsum dolor sit amet, consectetur adipiscing
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<span link="1">
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elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis
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nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in
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reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat
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cupidatat non proident, sunt in culpa qui officia deserunt mollit</span
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>
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anim id est laborum.
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</p>
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<p>
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<span link="2"
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>Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et
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dolore magna aliqua.</span
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>
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Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat.
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Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur.
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Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.
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</p>
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</article>
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</fc-geometry>
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<folk-xanadu source="fc-geometry[name='1'] [link='1']" target="fc-geometry[name='2'] [link='1']"></folk-xanadu>
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<folk-xanadu source="fc-geometry[name='1'] [link='2']" target="fc-geometry[name='2'] [link='2']"></folk-xanadu>
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<script type="module">
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import { FolkXanadu } from '../src/folk-xanadu.ts';
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import { FolkGeometry } from '../src/canvas/fc-geometry.ts';
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FolkGeometry.register();
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FolkXanadu.register();
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// class AnimatedXanaduLink extends FolkXanadu {
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// sourceAnimation = null;
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// targetAnimation = null;
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// observeSource() {
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// super.observeSource();
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// this.sourceAnimation = this.animate(
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// [
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// { opacity: 0.3, offset: 0 },
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// { opacity: 1, offset: 0.1 },
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// { opacity: 1, offset: 0.9 },
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// { opacity: 0.3, offset: 1 },
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// ],
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// {
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// timeline: new ViewTimeline({
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// subject: this.sourceElement,
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// }),
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// rangeStart: 'entry 0%',
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// rangeEnd: 'exit 100%',
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// }
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// );
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// }
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// unobserveSource() {
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// super.unobserveSource();
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// this.sourceAnimation?.cancel();
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// this.sourceAnimation = null;
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// }
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// observeTarget() {
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// super.observeTarget();
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// this.targetAnimation = this.animate(
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// [
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// { opacity: 0.3, offset: 0 },
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// { opacity: 1, offset: 0.1 },
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// { opacity: 1, offset: 0.9 },
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// { opacity: 0.3, offset: 1 },
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// ],
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// {
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// timeline: new ViewTimeline({
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// subject: this.targetElement,
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// }),
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// rangeStart: 'entry 0%',
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// rangeEnd: 'exit 100%',
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// }
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// );
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// }
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// unobserveTarget() {
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// super.unobserveTarget();
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// this.targetAnimation?.cancel();
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// this.targetAnimation = null;
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// }
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// }
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// AnimatedXanaduLink.register();
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</script>
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</body>
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</html>
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@ -94,18 +94,8 @@ function getPointsOnBezierCurveWithSplitting(
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const red = lerp(r1, r2, t);
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const red = lerp(r1, r2, t);
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getPointsOnBezierCurveWithSplitting(
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getPointsOnBezierCurveWithSplitting([p1, q1, r1, red], 0, tolerance, outPoints);
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[p1, q1, r1, red],
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getPointsOnBezierCurveWithSplitting([red, r2, q3, p4], 0, tolerance, outPoints);
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0,
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tolerance,
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outPoints
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);
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getPointsOnBezierCurveWithSplitting(
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[red, r2, q3, p4],
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0,
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tolerance,
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outPoints
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);
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}
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}
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return outPoints;
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return outPoints;
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}
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}
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@ -152,11 +142,7 @@ export function simplifyPoints(
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return outPoints;
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return outPoints;
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}
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}
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export function pointsOnBezierCurves(
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export function pointsOnBezierCurves(points: readonly Point[], tolerance: number = 0.15, distance?: number): Point[] {
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points: readonly Point[],
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tolerance: number = 0.15,
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distance?: number
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): Point[] {
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const newPoints: Point[] = [];
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const newPoints: Point[] = [];
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const numSegments = (points.length - 1) / 3;
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const numSegments = (points.length - 1) / 3;
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for (let i = 0; i < numSegments; i++) {
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for (let i = 0; i < numSegments; i++) {
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@ -189,3 +175,9 @@ export function getSvgPathFromStroke(stroke: number[][]): string {
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d.push('Z');
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d.push('Z');
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return d.join(' ');
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return d.join(' ');
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}
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}
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export function verticesToPolygon(vertices: Vertex[]): string {
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if (vertices.length === 0) return '';
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return `polygon(${vertices.map((vertex) => `${vertex.x}px ${vertex.y}px`).join(', ')})`;
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}
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@ -0,0 +1,101 @@
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import { AbstractArrow } from './arrows/abstract-arrow.js';
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import { Vertex, verticesToPolygon } from './arrows/utils.js';
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export class FolkXanadu extends AbstractArrow {
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static tagName = 'folk-xanadu';
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render(sourceRect: DOMRectReadOnly, targetRect: DOMRectReadOnly): void {
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if (this.sourceElement === null || this.targetElement === null) {
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this.style.clipPath = '';
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return;
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}
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// If the right side of the target is to the left of the right side of the source then swap them
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if (sourceRect.x + sourceRect.width > targetRect.x + targetRect.width) {
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const temp = sourceRect;
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sourceRect = targetRect;
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targetRect = temp;
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}
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||||||
|
let sourceVertices = computeInlineVertices(Array.from(this.sourceElement.getClientRects()));
|
||||||
|
const targetVertices = computeInlineVertices(Array.from(this.targetElement.getClientRects()));
|
||||||
|
|
||||||
|
if (sourceVertices.length === 0 || targetVertices.length === 0) {
|
||||||
|
this.style.clipPath = '';
|
||||||
|
return;
|
||||||
|
}
|
||||||
|
|
||||||
|
// To trace the link we need to rotate the vertices of the source to start on the bottom right corner.
|
||||||
|
const maxRightCoordinate = Math.max.apply(
|
||||||
|
null,
|
||||||
|
sourceVertices.map((vertex) => vertex.x)
|
||||||
|
);
|
||||||
|
const maxBottomCoordinate = Math.max.apply(
|
||||||
|
null,
|
||||||
|
sourceVertices.filter((vertex) => vertex.x === maxRightCoordinate).map((vertex) => vertex.y)
|
||||||
|
);
|
||||||
|
|
||||||
|
const index = sourceVertices.findIndex(
|
||||||
|
(vertex) => vertex.x === maxRightCoordinate && vertex.y === maxBottomCoordinate
|
||||||
|
);
|
||||||
|
|
||||||
|
sourceVertices = sourceVertices.slice(index).concat(sourceVertices.slice(0, index));
|
||||||
|
|
||||||
|
this.style.clipPath = verticesToPolygon(sourceVertices.concat(targetVertices));
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
// The order that vertices are returned is significant
|
||||||
|
function computeInlineVertices(rects: DOMRect[]): Vertex[] {
|
||||||
|
rects = rects.map((rect) =>
|
||||||
|
DOMRectReadOnly.fromRect({
|
||||||
|
height: Math.round(rect.height),
|
||||||
|
width: Math.round(rect.width),
|
||||||
|
x: Math.round(rect.x),
|
||||||
|
y: Math.round(rect.y),
|
||||||
|
})
|
||||||
|
);
|
||||||
|
|
||||||
|
if (rects.length === 0) return [];
|
||||||
|
else if (rects.length === 1) {
|
||||||
|
const rect = rects[0];
|
||||||
|
return [
|
||||||
|
{ x: rect.left, y: rect.top },
|
||||||
|
{ x: rect.right, y: rect.top },
|
||||||
|
{ x: rect.right, y: rect.bottom },
|
||||||
|
{ x: rect.left, y: rect.bottom },
|
||||||
|
];
|
||||||
|
}
|
||||||
|
|
||||||
|
const vertices: Vertex[] = [];
|
||||||
|
|
||||||
|
if (rects[1].left < rects[0].left) {
|
||||||
|
vertices.push({ x: rects[1].left, y: rects[1].top }, { x: rects[0].left, y: rects[0].bottom });
|
||||||
|
}
|
||||||
|
|
||||||
|
vertices.push({ x: rects[0].left, y: rects[0].top }, { x: rects[0].right, y: rects[0].top });
|
||||||
|
|
||||||
|
const maxRightCoordinate = Math.max.apply(
|
||||||
|
null,
|
||||||
|
rects.map((rect) => rect.right)
|
||||||
|
);
|
||||||
|
const maxBottomCoordinate = Math.max.apply(
|
||||||
|
null,
|
||||||
|
rects.filter((rect) => rect.right === maxRightCoordinate).map((rect) => rect.bottom)
|
||||||
|
);
|
||||||
|
|
||||||
|
vertices.push({
|
||||||
|
x: maxRightCoordinate,
|
||||||
|
y: maxBottomCoordinate,
|
||||||
|
});
|
||||||
|
|
||||||
|
const lastRect = rects.at(-1)!;
|
||||||
|
|
||||||
|
if (lastRect.bottom > maxBottomCoordinate) {
|
||||||
|
vertices.push({ x: lastRect.right, y: lastRect.top }, { x: lastRect.right, y: lastRect.bottom });
|
||||||
|
}
|
||||||
|
|
||||||
|
vertices.push({ x: lastRect.left, y: lastRect.bottom });
|
||||||
|
|
||||||
|
return vertices;
|
||||||
|
}
|
||||||
Loading…
Reference in New Issue