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comparison: layout/reftests/w3c-css/submitted/flexbox/flexbox-basic-canvas-vert-1.xhtml
layout/reftests/w3c-css/submitted/flexbox/flexbox-basic-canvas-vert-1.xhtml
- branch
- TOR_BUG_9701
- changeset 12
- 7540298fafa1
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| 1 <?xml version="1.0" encoding="UTF-8"?> | |
| 2 <!-- | |
| 3 Any copyright is dedicated to the Public Domain. | |
| 4 http://creativecommons.org/publicdomain/zero/1.0/ | |
| 5 --> | |
| 6 <!-- | |
| 7 This test checks that canvas elements behave correctly as flex items. | |
| 8 --> | |
| 9 <html xmlns="http://www.w3.org/1999/xhtml"> | |
| 10 <head> | |
| 11 <title>CSS Test: Testing flexbox layout algorithm property on canvas flex items in a vertical flex container</title> | |
| 12 <link rel="author" title="Daniel Holbert" href="mailto:dholbert@mozilla.com"/> | |
| 13 <link rel="help" href="http://www.w3.org/TR/css3-flexbox/#layout-algorithm"/> | |
| 14 <link rel="match" href="flexbox-basic-canvas-vert-1-ref.xhtml"/> | |
| 15 <style> | |
| 16 div.flexbox { | |
| 17 height: 200px; | |
| 18 background: lightgreen; | |
| 19 display: flex; | |
| 20 justify-content: space-between; | |
| 21 flex-direction: column; | |
| 22 float: left; | |
| 23 margin-right: 10px; | |
| 24 font: 8px monospace; | |
| 25 } | |
| 26 canvas { | |
| 27 width: 20px; | |
| 28 height: 10px; | |
| 29 min-height: 0; | |
| 30 border: 1px dotted green; | |
| 31 } | |
| 32 </style> | |
| 33 </head> | |
| 34 <body> | |
| 35 | |
| 36 <!-- A) One flex item --> | |
| 37 <div class="flexbox"> | |
| 38 <canvas/> | |
| 39 </div> | |
| 40 | |
| 41 <!-- B) Text and a canvas (ensure they aren't merged into one flex item) --> | |
| 42 <div class="flexbox"> | |
| 43 a b <canvas/> | |
| 44 </div> | |
| 45 | |
| 46 <!-- C) Two canvas elements, getting stretched by different ratios, from 0. | |
| 47 | |
| 48 Space-to-be-distributed = 200px - borders = 200 - (1 + 1) - (1 + 1) | |
| 49 = 196px | |
| 50 | |
| 51 1st element gets 5/8 of space: 5/8 * 196px = 122.5px | |
| 52 1st element gets 3/8 of space: 3/8 * 196px = 73.5px | |
| 53 --> | |
| 54 <div class="flexbox"> | |
| 55 <canvas style="flex: 5"/> | |
| 56 <canvas style="flex: 3"/> | |
| 57 </div> | |
| 58 | |
| 59 <!-- D) Two canvas elements, getting stretched by different ratios, from | |
| 60 different flex bases. | |
| 61 | |
| 62 Space-to-be-distributed = 200px - (33 + 1 + 1) - (13 + 1 + 1) = 150px | |
| 63 1st element gets 2/5 of space: 33px + 2/5 * 150px = 93px | |
| 64 1st element gets 3/5 of space: 13px + 3/5 * 150px = 103px | |
| 65 --> | |
| 66 <div class="flexbox"> | |
| 67 <canvas style="height: 33px; flex: 2 auto"/> | |
| 68 <canvas style="height: 13px; flex: 3 auto"/> | |
| 69 </div> | |
| 70 | |
| 71 <!-- E) Two flex items, getting shrunk by different amounts. | |
| 72 | |
| 73 Space-to-be-distributed = 200px - (150 + 1 + 1) - (100 + 1 + 1) = -54px | |
| 74 First element scaled flex ratio = 4 * 150 = 600 | |
| 75 Second element scaled flex ratio = 3 * 100 = 300 | |
| 76 * So, total flexibility is 600 + 300 = 900 | |
| 77 | |
| 78 1st element gets 600/900 of space: 150 + 600/900 * -54 = 114px | |
| 79 2nd element gets 300/900 of space: 100 + 300/900 * -54 = 82px | |
| 80 --> | |
| 81 <div class="flexbox"> | |
| 82 <canvas style="height: 150px; flex: 1 4 auto"/> | |
| 83 <canvas style="height: 100px; flex: 1 3 auto"/> | |
| 84 </div> | |
| 85 | |
| 86 <!-- F) Making sure we don't grow past max-height --> | |
| 87 <!-- Same as (D), except we've added a max-height on the second element. | |
| 88 --> | |
| 89 <div class="flexbox"> | |
| 90 <canvas style="height: 33px; flex: 2 auto"/> | |
| 91 <canvas style="height: 13px; max-height: 90px; flex: 3 auto"/> | |
| 92 </div> | |
| 93 | |
| 94 <!-- G) Making sure we grow at least as large as min-height --> | |
| 95 <!-- Same as (C), except we've added a min-height on the second element. | |
| 96 --> | |
| 97 <div class="flexbox"> | |
| 98 <canvas style="height: 33px; flex: 2 auto"/> | |
| 99 <canvas style="height: 13px; min-height: 150px; flex: 3 auto"/> | |
| 100 </div> | |
| 101 | |
| 102 </body> | |
| 103 </html> |
