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Now reads minVal and maxVal for contours from metadatafile #16

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Now reads minVal and maxVal for contours from metadatafile #16

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6 changes: 6 additions & 0 deletions dataviz/static/geometadata/meta.json
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Original file line number Diff line number Diff line change
@@ -0,0 +1,6 @@
[
{"title":"Surface Temperature [K]",
"minval": 220,
"maxval": 330
}
]
14 changes: 12 additions & 2 deletions dataviz/static/js/app.js
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Original file line number Diff line number Diff line change
Expand Up @@ -29,6 +29,16 @@ function getTiffs(array) {

// process each tiff asynchronously
processTiffs(years, function (ind, val, report) {

// Load meta data for plotting
d3.json('static/geometadata/meta.json', function(error, jsondata) {
if (error) throw error;
var figtitle = jsondata[0]['title']
var minVal = jsondata[0]['minval']
var maxVal = jsondata[0]['maxval']



// append an HTML5 canvas element to the map div
var canvas = d3.select("#canvas" + val).select("canvas")
.attr("width", width)
Expand Down Expand Up @@ -65,8 +75,7 @@ function getTiffs(array) {
data[j][image.getWidth()] = data[j][image.getWidth()-1]
}

// interpollate raster color values
var maxVal = 330, minVal = 220;

// set intervals within min/max range
var intervals = d3.range(minVal, maxVal + (maxVal - minVal) / 20, (maxVal - minVal) / 20);

Expand Down Expand Up @@ -111,6 +120,7 @@ function getTiffs(array) {

});
});
});

}

Expand Down