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Feature/export chart #59

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Feature/export chart #59

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31dfe26
Merge branch 'develop' into feature/pwm-actuators
elcojacobs Sep 7, 2015
79edd16
Address issue: Save graphs as image #32
lukepower Sep 11, 2015
9103ea5
testing
lukepower Sep 11, 2015
d6ea8f6
Added file saving capabilities to Dygraph, with correct downloading a…
lukepower Jan 23, 2016
6aee4c0
Corrected wrong reference to canvas
lukepower Jan 23, 2016
ab4fd86
Small improvement
lukepower Jan 23, 2016
807b072
Added file saving capabilities to Dygraph, with correct downloading a…
lukepower Jan 23, 2016
68a9702
Corrected wrong reference to canvas
lukepower Jan 23, 2016
c703995
Small improvement
lukepower Jan 23, 2016
c9ea33f
Merge branch 'feature/export-chart' of https://github.com/lukepower/b…
lukepower Jan 23, 2016
fcc2e8f
Added chart export also for beer profile
lukepower Jan 23, 2016
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1 change: 1 addition & 0 deletions control-panel.php
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Original file line number Diff line number Diff line change
Expand Up @@ -39,6 +39,7 @@
<button id="new-controls">New</button>
<button id="edit-controls">Edit</button>
<button id="saveas-controls">Save As</button>
<button id="savepng-controls">Save as Image</button>
<button id="refresh-controls">Refresh</button>
<button id="help-profile" class="profile-help">Help</button>
</div>
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4 changes: 2 additions & 2 deletions js/beer-chart.js
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Expand Up @@ -439,8 +439,8 @@ function drawBeerChart(beerToDraw, div){

$("button.save-curr-beer-chart").button({ icons: {primary: "ui-icon-refresh" }, text: false }).click(function(){
var img = document.getElementById('hiddenBeerChartImg');
Dygraph.Export.asPNG(beerChart, img);
window.location.href = img.src.replace('image/png','image/octet-stream');
Dygraph.Export.asPNG(currBeerChart, img);

});

var idx = 0;
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8 changes: 8 additions & 0 deletions js/control-panel.js
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Original file line number Diff line number Diff line change
Expand Up @@ -158,6 +158,7 @@ function applySettings(){
var profileTable;
var profileEdit;
var profileSelect;
var currBeerProfileChart;

function renderProfile(beerProfile) {
"use strict";
Expand All @@ -166,6 +167,7 @@ function renderProfile(beerProfile) {
$("#profileTableName").text(decodeURIComponent(window.profileName));
$("button#edit-controls").show();
$("button#saveas-controls").show();
$("button#savepng-controls").show();
drawProfileChart("profileChartDiv", profileTable );
}

Expand Down Expand Up @@ -323,6 +325,7 @@ function drawProfileChart(divId, profileObj) {
profileObj.toCSV(true, ['date', 'temperature']),
chartConfig
);
currBeerProfileChart = chart;
}

function loadProfile(profile, onProfileLoaded) {
Expand Down Expand Up @@ -586,6 +589,11 @@ $(document).ready(function(){
profileEdit.render( profileTable.toJSON() );
showProfileEditDialog(true, "Save Temperature Profile As", true);
}).hide();

$("button#savepng-controls").button({ icons: {primary: "ui-icon-copy" } }).click(function() {
var img = document.getElementById('hiddenBeerChartImg');
Dygraph.Export.asPNG(currBeerProfileChart, img);
}).hide();

$("button#help-profile").button({ icons: {primary: "ui-icon-help" } }).click(function() {
showProfileHelpDialog();
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7 changes: 6 additions & 1 deletion js/dygraph-extra.js
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Expand Up @@ -79,7 +79,12 @@ Dygraph.Export.isSupported = function () {
Dygraph.Export.asPNG = function (dygraph, img, userOptions) {
"use strict";
var canvas = Dygraph.Export.asCanvas(dygraph, userOptions);
img.src = canvas.toDataURL();
//img.src = canvas.toDataURL();
window.open(canvas.toDataURL("image/png"));

//img.download = "chart.png";
//img.href = canvas.toDataURL("image/png").replace(/^data:image\/[^;]/, 'data:application/octet-stream');

};

/**
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