Github user vladimir-kotikov commented on a diff in the pull request:
https://github.com/apache/cordova-plugin-camera/pull/78#discussion_r27377731
--- Diff: src/windows/CameraProxy.js ---
@@ -43,399 +43,468 @@ module.exports = {
// 11 cameraDirection:0
takePicture: function (successCallback, errorCallback, args) {
- var encodingType = args[5];
- var targetWidth = args[3];
- var targetHeight = args[4];
var sourceType = args[2];
- var destinationType = args[1];
- var mediaType = args[6];
- var allowCrop = !!args[7];
- var saveToPhotoAlbum = args[9];
- var cameraDirection = args[11];
-
- // resize method :)
- var resizeImage = function (file) {
- var tempPhotoFileName = "";
- if (encodingType == Camera.EncodingType.PNG) {
- tempPhotoFileName = "camera_cordova_temp_return.png";
- } else {
- tempPhotoFileName = "camera_cordova_temp_return.jpg";
- }
-
- var storageFolder =
Windows.Storage.ApplicationData.current.localFolder;
- file.copyAsync(storageFolder, file.name,
Windows.Storage.NameCollisionOption.replaceExisting).then(function
(storageFile) {
-
Windows.Storage.FileIO.readBufferAsync(storageFile).then(function(buffer) {
- var strBase64 =
Windows.Security.Cryptography.CryptographicBuffer.encodeToBase64String(buffer);
- var imageData = "data:" + file.contentType +
";base64," + strBase64;
- var image = new Image();
- image.src = imageData;
- image.onload = function() {
- var imageWidth = targetWidth,
- imageHeight = targetHeight;
- var canvas = document.createElement('canvas');
-
- canvas.width = imageWidth;
- canvas.height = imageHeight;
- canvas.getContext("2d").drawImage(this, 0, 0,
imageWidth, imageHeight);
-
- var fileContent =
canvas.toDataURL(file.contentType).split(',')[1];
-
- var storageFolder =
Windows.Storage.ApplicationData.current.localFolder;
+ if (sourceType != Camera.PictureSourceType.CAMERA) {
+ takePictureFromFile(successCallback, errorCallback, args);
+ } else {
+ takePictureFromCamera(successCallback, errorCallback, args);
+ }
+ }
+};
- storageFolder.createFileAsync(tempPhotoFileName,
Windows.Storage.CreationCollisionOption.generateUniqueName).done(function
(storagefile) {
- var content =
Windows.Security.Cryptography.CryptographicBuffer.decodeFromBase64String(fileContent);
-
Windows.Storage.FileIO.writeBufferAsync(storagefile, content).then(function () {
- successCallback("ms-appdata:///local/" +
storagefile.name);
- }, function () {
- errorCallback("Resize picture error.");
- });
- });
- };
- });
- }, function () {
- errorCallback("Can't access localStorage folder");
- });
- };
+// Resize method
+function resizeImage(successCallback, errorCallback, file, targetWidth,
targetHeight, encodingType) {
+ var tempPhotoFileName = "";
+ if (encodingType == Camera.EncodingType.PNG) {
+ tempPhotoFileName = "camera_cordova_temp_return.png";
+ } else {
+ tempPhotoFileName = "camera_cordova_temp_return.jpg";
+ }
- // because of asynchronous method, so let the successCallback be
called in it.
- var resizeImageBase64 = function (file) {
+ var storageFolder =
Windows.Storage.ApplicationData.current.localFolder;
+ file.copyAsync(storageFolder, file.name,
Windows.Storage.NameCollisionOption.replaceExisting)
+ .then(function (storageFile) { return
Windows.Storage.FileIO.readBufferAsync(storageFile); })
+ .then(function(buffer) {
+ var strBase64 =
Windows.Security.Cryptography.CryptographicBuffer.encodeToBase64String(buffer);
+ var imageData = "data:" + file.contentType + ";base64," +
strBase64;
+ var image = new Image();
+ image.src = imageData;
+ image.onload = function() {
+ var imageWidth = targetWidth,
+ imageHeight = targetHeight;
+ var canvas = document.createElement('canvas');
+ var storageFileName;
+
+ canvas.width = imageWidth;
+ canvas.height = imageHeight;
+
+ canvas.getContext("2d").drawImage(this, 0, 0, imageWidth,
imageHeight);
+
+ var fileContent =
canvas.toDataURL(file.contentType).split(',')[1];
+
+ var storageFolder =
Windows.Storage.ApplicationData.current.localFolder;
+
+ storageFolder.createFileAsync(tempPhotoFileName,
Windows.Storage.CreationCollisionOption.generateUniqueName)
+ .then(function (storagefile) {
+ var content =
Windows.Security.Cryptography.CryptographicBuffer.decodeFromBase64String(fileContent);
+ storageFileName = storagefile.name;
+ return
Windows.Storage.FileIO.writeBufferAsync(storagefile, content);
+ })
+ .done(function () {
+ successCallback("ms-appdata:///local/" +
storageFileName);
+ }, errorCallback);
+ };
+ })
+ .done(null, function(err) {
+ errorCallback(err);
+ }
+ );
+}
- Windows.Storage.FileIO.readBufferAsync(file).done(
function(buffer) {
- var strBase64 =
Windows.Security.Cryptography.CryptographicBuffer.encodeToBase64String(buffer);
- var imageData = "data:" + file.contentType + ";base64," +
strBase64;
+// Because of asynchronous method, so let the successCallback be called in
it.
+function resizeImageBase64(successCallback, errorCallback, file,
targetWidth, targetHeight) {
+ Windows.Storage.FileIO.readBufferAsync(file).done( function(buffer) {
+ var strBase64 =
Windows.Security.Cryptography.CryptographicBuffer.encodeToBase64String(buffer);
+ var imageData = "data:" + file.contentType + ";base64," +
strBase64;
- var image = new Image();
- image.src = imageData;
+ var image = new Image();
--- End diff --
Not sure if this is in scope of this PR but we may want to rewrite resize
functionality using classes from [Windows.Graphics.Imaging
namespace](https://msdn.microsoft.com/en-us/library/windows/apps/br211940.aspx).
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