Created
June 1, 2017 13:05
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Scale an svg image marker in Vega
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| { | |
| "$schema": "https://vega.github.io/schema/vega/v3.0.json", | |
| "width": 600, | |
| "height": 400, | |
| "padding": 5, | |
| "signals": [ | |
| { "name": "x", "value": 75, | |
| "bind": {"input": "range", "min": 0, "max": 100, "step": 1} }, | |
| { "name": "y", "value": 75, | |
| "bind": {"input": "range", "min": 0, "max": 100, "step": 1} }, | |
| { "name": "w", "value": 200, | |
| "bind": {"input": "range", "min": 0, "max": 600, "step": 1} }, | |
| { "name": "h", "value": 200, | |
| "bind": {"input": "range", "min": 0, "max": 600, "step": 1} }, | |
| { "name": "aspect", "value": false, | |
| "bind": {"input": "checkbox"} }, | |
| { "name": "align", "value": "left", | |
| "bind": {"input": "select", "options": ["left", "center", "right"]} }, | |
| { "name": "baseline", "value": "top", | |
| "bind": {"input": "select", "options": ["top", "middle", "bottom"]} } | |
| ], | |
| "marks": [ | |
| { | |
| "type": "image", | |
| "encode": { | |
| "enter": { | |
| "url": {"value": "https://upload.wikimedia.org/wikipedia/commons/f/fd/Ghostscript_Tiger.svg"} | |
| }, | |
| "update": { | |
| "opacity": {"value": 1}, | |
| "x": {"signal": "x"}, | |
| "y": {"signal": "y"}, | |
| "width": {"signal": "w"}, | |
| "height": {"signal": "h"}, | |
| "aspect": {"signal": "aspect"}, | |
| "align": {"signal": "align"}, | |
| "baseline": {"signal": "baseline"} | |
| }, | |
| "hover": { | |
| "opacity": {"value": 0.5} | |
| } | |
| } | |
| } | |
| ] | |
| } |
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| <!doctype html> | |
| <html> | |
| <head> | |
| <meta charset="UTF-8"> | |
| <title>Vega scale image marker</title> | |
| <script src="https://cdnjs.cloudflare.com/ajax/libs/vega/3.0.0-beta.32/vega.js"></script> | |
| <script src="https://cdnjs.cloudflare.com/ajax/libs/vega-lite/2.0.0-beta.3/vega-lite.js"></script> | |
| <script src="https://cdnjs.cloudflare.com/ajax/libs/vega-embed/3.0.0-beta.14/vega-embed.js"></script> | |
| </head> | |
| <body> | |
| <div id="vis"></div> | |
| <script> | |
| var opt = { | |
| "renderer" : "svg", | |
| "actions" : {export: true, source: false, editor: false}, | |
| } | |
| vega.embed('#vis', 'image.json', opt); | |
| </script> | |
| </body> | |
| </html> |
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