OLD | NEW |
| (Empty) |
1 <style> | |
2 div.columns { | |
3 height: 50px; | |
4 width: 110px; | |
5 margin: 10px 0; | |
6 padding: 10px; | |
7 border: solid black; | |
8 font-family: Ahem; | |
9 font-size: 25px; | |
10 color: lightblue; | |
11 -webkit-columns: 2; | |
12 -webkit-column-gap: 10px; | |
13 columns: 2; | |
14 column-gap: 10px; | |
15 column-fill: auto; | |
16 } | |
17 | |
18 div.marker { | |
19 position: absolute; | |
20 border: solid rgba(0, 0, 255, 0.5); | |
21 -webkit-box-sizing: border-box; | |
22 } | |
23 | |
24 input[type="range"] { | |
25 -webkit-appearance: none; | |
26 width: 25px; | |
27 height: 25px; | |
28 background-color: lightblue; | |
29 } | |
30 | |
31 input[type="range"]::-webkit-slider-thumb { | |
32 -webkit-appearance: none; | |
33 } | |
34 </style> | |
35 <p> | |
36 The blue borders should coincide with light blue squares, like this: | |
37 <span style="display: inline-block; background-color: lightblue; border: sol
id rgba(0, 0, 255, 0.5); width: 19px; height: 19px;"></span>. | |
38 There should be none of this: | |
39 <span style="display: inline-block; background-color: lightblue; width: 25px
; height: 25px;"></span> | |
40 or this: | |
41 <span style="display: inline-block; border: solid rgba(0, 0, 255, 0.5); widt
h: 19px; height: 19px;"></span>. | |
42 </p> | |
43 <div class="columns" id="t1"> | |
44 <br>x y z | |
45 </div> | |
46 | |
47 <div class="columns"> | |
48 <br><span id="t2">x y z</span> | |
49 </div> | |
50 | |
51 <div class="columns"> | |
52 <br><div id="t3">x y z</div> | |
53 </div> | |
54 | |
55 <div class="columns"> | |
56 <br><div id="t4"><br>y z</div> | |
57 </div> | |
58 | |
59 <div class="columns"> | |
60 <br><div><br><input id="t5" type="range"></div> | |
61 </div> | |
62 | |
63 <div class="columns"> | |
64 <br><div><br><img id="t6" style="width: 25px; height: 25px; background-color
: lightblue;"></div> | |
65 </div> | |
66 | |
67 <p> | |
68 Except here, where the blue border should be around the bigger slice of the
blue square, on the right. | |
69 </p> | |
70 | |
71 <div class="columns"> | |
72 <div id="t7" style=" margin-top: 40px; width: 25px; height: 25px; background
-color: lightblue;"></div> | |
73 </div> | |
74 | |
75 <script> | |
76 function placeMarker(clientRect) | |
77 { | |
78 var marker = document.body.appendChild(document.createElement("div")); | |
79 marker.className = "marker"; | |
80 marker.style.left = clientRect.left + "px"; | |
81 marker.style.top = clientRect.top + "px"; | |
82 marker.style.width = clientRect.width + "px"; | |
83 marker.style.height = clientRect.height + "px"; | |
84 } | |
85 | |
86 function placeMarkersForRange(range, startOffset) | |
87 { | |
88 if (startOffset === undefined) | |
89 startOffset = 0; | |
90 | |
91 var clientRects = range.getClientRects(); | |
92 for (var i = startOffset; i < clientRects.length; ++i) | |
93 placeMarker(clientRects[i]); | |
94 } | |
95 | |
96 var range = document.createRange(); | |
97 | |
98 var textNode = document.getElementById("t1").firstChild.nextSibling.nextSibl
ing; | |
99 range.setStart(textNode, 0); | |
100 range.setEnd(textNode, 5); | |
101 placeMarkersForRange(range); | |
102 | |
103 textNode = document.getElementById("t2").firstChild; | |
104 range.setStart(textNode, 0); | |
105 range.setEnd(textNode, 5); | |
106 placeMarkersForRange(range); | |
107 | |
108 textNode = document.getElementById("t3").firstChild; | |
109 range.setStart(textNode, 0); | |
110 range.setEnd(textNode, 5); | |
111 placeMarkersForRange(range); | |
112 | |
113 var block = document.getElementById("t4"); | |
114 range.selectNode(block); | |
115 placeMarkersForRange(range, 1); | |
116 | |
117 var slider = document.getElementById("t5"); | |
118 range.selectNode(slider); | |
119 placeMarkersForRange(range); | |
120 | |
121 var image = document.getElementById("t6"); | |
122 range.selectNode(image); | |
123 placeMarkersForRange(range); | |
124 | |
125 var div = document.getElementById("t7"); | |
126 range.selectNode(div); | |
127 placeMarkersForRange(div); | |
128 </script> | |
OLD | NEW |