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January 20, 2021 08:34
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Listen to geometry changes
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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <title></title> | |
| <meta charset='utf-8'> | |
| <meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=no"> | |
| <script src='https://unpkg.com/[email protected]/dist/mapillary.min.js'></script> | |
| <link href='https://unpkg.com/[email protected]/dist/mapillary.min.css' rel='stylesheet' /> | |
| <style> | |
| html, body { margin: 0; padding: 0; height: 100%; } | |
| #mly { height: 100%; } | |
| </style> | |
| </head> | |
| <body> | |
| <div id='mly'></div> | |
| <script> | |
| var tagKey = '6YEHDch0Co4JPLcU5rdiRQ'; | |
| var viewer = new Mapillary.Viewer({ | |
| apiClient: "QjI1NnU0aG5FZFZISE56U3R5aWN4Zzo3NTM1MjI5MmRjODZlMzc0", | |
| component: { | |
| cover: false, | |
| tag: true, | |
| }, | |
| container: "mly", | |
| imageKey: tagKey, | |
| }); | |
| // Retrieve tag component | |
| var tagComponent = viewer.getComponent("tag"); | |
| var tags = []; | |
| // Create a configured outline tag showing a rectangle | |
| function createRectTag() { | |
| var rect = [0.68, 0.51, 0.72, 0.56]; | |
| var rectGeometry = new Mapillary.TagComponent.RectGeometry(rect); | |
| var rectTag = new Mapillary.TagComponent.OutlineTag( | |
| 'id', | |
| rectGeometry, | |
| { | |
| editable: true, | |
| fillOpacity: 0.2, | |
| text: "stop sign", | |
| }); | |
| return rectTag; | |
| } | |
| function onTagGeometryChanged(tag) { | |
| console.log(tag.geometry.rect); | |
| } | |
| // Add tags when the related node is shown, otherwise remove them. | |
| // Add event listener when tag is created and remove event | |
| // listener when tag is removed. | |
| viewer.on(Mapillary.Viewer.nodechanged, function(node) { | |
| if (node.key === tagKey) { | |
| var tag = createRectTag(); | |
| tag.on("geometrychanged", onTagGeometryChanged); | |
| tags.push(tag); | |
| tagComponent.add([tag]); | |
| } else { | |
| for (var i = 0; i < tags.length; i++) { | |
| var tag = tags[i]; | |
| tag.off("geometrychanged", onTagGeometryChanged); | |
| } | |
| tags = []; | |
| tagComponent.removeAll(); | |
| } | |
| }); | |
| window.addEventListener("resize", function() { viewer.resize(); }); | |
| </script> | |
| </body> | |
| </html> | |
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