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