takeScreenShot

takeScreenShot.patch

Date: Wed, 27 Apr 2016 22:12:11 +0500
Subject: [PATCH] Taking screen shot Api
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Usage:
   cordova.plugins.iosrtc.takeScreenShot(okResult);

** param ‘okResult’ is a call back method which received base64 PNG
encoded image uri.

**example call back:
         function okResult(image){
         console.log(image);
          }
---
 dist/cordova-plugin-iosrtc.js | 8 +++++++-
 src/iosrtcPlugin.swift        | 8 ++++++++
 2 files changed, 15 insertions(+), 1 deletion(-)

diff --git a/dist/cordova-plugin-iosrtc.js b/dist/cordova-plugin-iosrtc.js
index 59f2d7e..11a3852 100644
--- a/dist/cordova-plugin-iosrtc.js
+++ b/dist/cordova-plugin-iosrtc.js
@@ -2216,7 +2216,8 @@ module.exports = {
 
 	// Expose the debug module.
 	debug:                 require('debug'),
-
+    // Taking screen shot of webview and returning as an image data uri
+    takeScreenShot:        takeScreenShot,
 	// Debug function to see what happens internally.
 	dump:                  dump
 };
@@ -2228,6 +2229,11 @@ domready(function () {
 	videoElementsHandler(mediaStreams, mediaStreamRenderers);
 });
 
+ function takeScreenShot(okResult) {
+ 
+    debug('takeScreenShot');
+    exec(okResult, null, 'iosrtcPlugin', 'takeScreenShot', []);
+};
 
 function refreshVideos() {
 	debug('refreshVideos()');
diff --git a/src/iosrtcPlugin.swift b/src/iosrtcPlugin.swift
index c932e4f..502e634 100644
--- a/src/iosrtcPlugin.swift
+++ b/src/iosrtcPlugin.swift
@@ -42,6 +42,14 @@ class iosrtcPlugin : CDVPlugin {
 		)
 	}
 
+    func takeScreenShot(command: CDVInvokedUrlCommand){
+        UIGraphicsBeginImageContextWithOptions(self.webView!.bounds.size, true, 0)
+        self.webView!.drawViewHierarchyInRect(self.webView!.bounds, afterScreenUpdates: true)
+        let image = UIGraphicsGetImageFromCurrentImageContext()
+        UIGraphicsEndImageContext()
+        let result:CDVPluginResult = CDVPluginResult(status: CDVCommandStatus_OK, messageAsString: UIImagePNGRepresentation(image)!.base64EncodedStringWithOptions(.Encoding64CharacterLineLength))
+        self.emit(command.callbackId,result: result);
+    }
 
 	override func onReset() {
 		NSLog("iosrtcPlugin#onReset() | doing nothing")

Patch doesn't appear to work. It will screenshot the view, but without the video overlay.