From ec15e13b255a924802d1ba2c1484d0e8d94953b8 Mon Sep 17 00:00:00 2001
From: Yagami <sgm0422@qq.com>
Date: Tue, 30 Oct 2018 10:28:09 +0800
Subject: [PATCH] * Finish task #7080.

---
 module/project/js/burn.js         | 22 ++++++++++++++++++++++
 module/project/view/burn.html.php |  3 +++
 2 files changed, 25 insertions(+)

diff --git a/module/project/js/burn.js b/module/project/js/burn.js
index 856d8f544f..5fd1d27675 100644
--- a/module/project/js/burn.js
+++ b/module/project/js/burn.js
@@ -6,3 +6,25 @@ $(function()
         location.href = createLink('project', 'burn', 'projectID=' + projectID + '&type=' + type + '&interval=' + $(this).val());
     });
 })
+
+/* Save burn as image.*/
+function downloadBurn()
+{
+    var canvas   = $('#burnCanvas');
+    var type     = 'png';
+    var imgSrc   = canvas.get(0).toDataURL("image/png");
+    imgData      = imgSrc.replace(type,'image/octet-stream');
+    var filename = 'burn.' + type;
+    saveFile(imgData,filename);
+}
+
+var saveFile = function(data, filename)
+{
+    var saveLink = document.createElement('a');
+    saveLink.href = data;
+    saveLink.download = filename;
+
+    var event = document.createEvent('MouseEvents');
+    event.initMouseEvent('click', true, false, window, 0, 0, 0, 0, 0, false, false, false, false, 0, null);
+    saveLink.dispatchEvent(event);
+};
diff --git a/module/project/view/burn.html.php b/module/project/view/burn.html.php
index 8ba096bdf4..84b3303dce 100644
--- a/module/project/view/burn.html.php
+++ b/module/project/view/burn.html.php
@@ -30,6 +30,9 @@
     </div>
     <?php endif;?>
   </div>
+  <div class='pull-right'>
+    <?php echo html::submitButton($lang->export, "onclick='downloadBurn();'", 'btn btn-primary');?>
+  </div>
 </div>
 <div id='mainContent' class='main-content'>
   <h2 class='text-center'><?php echo $projectName . ' ' . $this->lang->project->burn;?></h2>