From 323ac54b471ecf1abb7e6c881e86f57e157586a6 Mon Sep 17 00:00:00 2001
From: Georgios Andreadis <g.andreadis@student.tudelft.nl>
Date: Fri, 29 Sep 2017 22:30:22 +0200
Subject: Download generated image files automatically

(instead of having them open in a new tab)
---
 src/components/app/map/MapStageComponent.js                |  8 ++++----
 src/components/app/sidebars/elements/LoadChartComponent.js | 11 +++++++----
 2 files changed, 11 insertions(+), 8 deletions(-)

(limited to 'src/components')

diff --git a/src/components/app/map/MapStageComponent.js b/src/components/app/map/MapStageComponent.js
index cd6e5e1b..c5b31e0f 100644
--- a/src/components/app/map/MapStageComponent.js
+++ b/src/components/app/map/MapStageComponent.js
@@ -30,10 +30,10 @@ class MapStageComponent extends React.Component {
         window.addEventListener("wheel", this.updateScale);
 
         window["exportCanvasToImage"] = () => {
-            const canvasData = this.stage.getStage().toDataURL();
-            const newWindow = window.open("");
-            newWindow.document.write("<img src='" + canvasData + "' alt='Canvas Image Export'/>");
-            newWindow.document.title = "OpenDC Canvas Export";
+            const download = document.createElement("a");
+            download.href = this.stage.getStage().toDataURL();
+            download.download = "opendc-canvas-export-" + Date.now() + ".png";
+            download.click();
         }
     }
 
diff --git a/src/components/app/sidebars/elements/LoadChartComponent.js b/src/components/app/sidebars/elements/LoadChartComponent.js
index 93664ab6..13c700db 100644
--- a/src/components/app/sidebars/elements/LoadChartComponent.js
+++ b/src/components/app/sidebars/elements/LoadChartComponent.js
@@ -1,15 +1,18 @@
 import React from "react";
 import ReactDOM from "react-dom/server";
+import SvgSaver from "svgsaver";
 import {VictoryAxis, VictoryChart, VictoryLine, VictoryScatter} from "victory";
 import {convertSecondsToFormattedTime} from "../../../../util/date-time";
 
 const LoadChartComponent = ({data, currentTick}) => {
     const onExport = () => {
-        const newWindow = window.open("");
-        newWindow.document.write(ReactDOM.renderToString(
+        const div = document.createElement("div");
+        div.innerHTML = ReactDOM.renderToString(
             <VictoryChartComponent data={data} currentTick={currentTick} showCurrentTick={false}/>
-        ));
-        newWindow.document.title = "OpenDC Chart Export";
+        );
+        div.firstChild.style = "font-family: Roboto, Arial, sans-serif; font-size: 10pt;";
+        const svgSaver = new SvgSaver();
+        svgSaver.asSvg(div.firstChild);
     };
 
     return (
-- 
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