javascript/NativeScript
1
0
Fork 0
mirror of https://github.com/NativeScript/NativeScript.git synced 2025-08-16 11:42:04 +08:00
Code Issues Packages Projects Releases Wiki Activity

Merge pull request #2069 from triniwiz/master

Browse Source 
Added save to gallery option - Android
This commit is contained in:
Vladimir Enchev
2016-05-10 14:03:09 +03:00
parent de748d4a98 fb19294fcc
commit 3ee3f9cc8b
1 changed files with 55 additions and 44 deletions
Download Patch File Download Diff File Expand all files Collapse all files

99
camera/camera.android.ts
View File

@ -1,6 +1,5 @@
import * as typesModule from "utils/types";
import * as typesModule from "utils/types";
import * as utilsModule from "utils/utils";
import * as fileSystemModule from "file-system";
import * as applicationModule from "application";
import * as imageSourceModule from "image-source";
import * as cameraCommonModule from "./camera-common";
@ -15,6 +14,7 @@ export var takePicture = function (options?): Promise<any> {
var density = utils.layout.getDisplayDensity();
if (options) {
var saveToGallery = options.saveToGallery ? true : false;
var reqWidth = options.width ? options.width * density : 0;
var reqHeight = options.height ? options.height * density : reqWidth;
var shouldKeepAspectRatio = types.isNullOrUndefined(options.keepAspectRatio) ? true : options.keepAspectRatio;
@ -22,12 +22,19 @@ export var takePicture = function (options?): Promise<any> {
var takePictureIntent = new android.content.Intent(android.provider.MediaStore.ACTION_IMAGE_CAPTURE);
var dateStamp = createDateTimeStamp();
var fileSystem: typeof fileSystemModule = require("file-system");
if (saveToGallery) {
var picturePath = android.os.Environment.getExternalStoragePublicDirectory(
android.os.Environment.DIRECTORY_PICTURES).getAbsolutePath() + "/" + "cameraPicture_" + dateStamp + ".jpg";
var nativeFile = new java.io.File(picturePath);
var tempPictureUri = android.net.Uri.fromFile(nativeFile);
takePictureIntent.putExtra(android.provider.MediaStore.EXTRA_OUTPUT, tempPictureUri);
} else {
var picturePath = utils.ad.getApplicationContext().getExternalFilesDir(null).getAbsolutePath() + "/" + "cameraPicture_" + dateStamp + ".jpg";
var nativeFile = new java.io.File(picturePath);
var tempPictureUri = android.net.Uri.fromFile(nativeFile);
takePictureIntent.putExtra(android.provider.MediaStore.EXTRA_OUTPUT, tempPictureUri);
}
var tempPicturePath = fileSystem.path.join(utils.ad.getApplicationContext().getExternalFilesDir(null).getAbsolutePath(), "cameraPicture_" + dateStamp + ".jpg");
var nativeFile = new java.io.File(tempPicturePath);
var tempPictureUri = android.net.Uri.fromFile(nativeFile);
takePictureIntent.putExtra(android.provider.MediaStore.EXTRA_OUTPUT, tempPictureUri);
if (takePictureIntent.resolveActivity(utils.ad.getApplicationContext().getPackageManager()) != null) {
var appModule: typeof applicationModule = require("application");
@ -37,50 +44,54 @@ export var takePicture = function (options?): Promise<any> {
appModule.android.onActivityResult = previousResult;
if (requestCode === REQUEST_IMAGE_CAPTURE && resultCode === android.app.Activity.RESULT_OK) {
var options = new android.graphics.BitmapFactory.Options();
options.inJustDecodeBounds = true;
android.graphics.BitmapFactory.decodeFile(tempPicturePath, options);
var imageSource: typeof imageSourceModule = require("image-source");
if (saveToGallery) {
resolve({image:imageSource.fromFile(picturePath) ,path:picturePath});
} else {
var options = new android.graphics.BitmapFactory.Options();
options.inJustDecodeBounds = true;
android.graphics.BitmapFactory.decodeFile(picturePath, options);
var sampleSize = calculateInSampleSize(options.outWidth, options.outHeight, reqWidth, reqHeight);
var sampleSize = calculateInSampleSize(options.outWidth, options.outHeight, reqWidth, reqHeight);
var finalBitmapOptions = new android.graphics.BitmapFactory.Options();
finalBitmapOptions.inSampleSize = sampleSize;
var bitmap = android.graphics.BitmapFactory.decodeFile(tempPicturePath, finalBitmapOptions);
var scaledSizeImage = null;
if (reqHeight > 0 && reqWidth > 0) {
if (shouldKeepAspectRatio) {
var finalBitmapOptions = new android.graphics.BitmapFactory.Options();
finalBitmapOptions.inSampleSize = sampleSize;
var bitmap = android.graphics.BitmapFactory.decodeFile(picturePath, finalBitmapOptions);
var scaledSizeImage = null;
if (reqHeight > 0 && reqWidth > 0) {
if (shouldKeepAspectRatio) {
var common: typeof cameraCommonModule = require("./camera-common");
var common: typeof cameraCommonModule = require("./camera-common");
var aspectSafeSize = common.getAspectSafeDimensions(bitmap.getWidth(), bitmap.getHeight(), reqWidth, reqHeight);
scaledSizeImage = android.graphics.Bitmap.createScaledBitmap(bitmap, aspectSafeSize.width, aspectSafeSize.height, true);
var aspectSafeSize = common.getAspectSafeDimensions(bitmap.getWidth(), bitmap.getHeight(), reqWidth, reqHeight);
scaledSizeImage = android.graphics.Bitmap.createScaledBitmap(bitmap, aspectSafeSize.width, aspectSafeSize.height, true);
}
else {
scaledSizeImage = android.graphics.Bitmap.createScaledBitmap(bitmap, reqWidth, reqHeight, true);
}
}
else {
scaledSizeImage = android.graphics.Bitmap.createScaledBitmap(bitmap, reqWidth, reqHeight, true);
scaledSizeImage = bitmap;
}
var ei = new android.media.ExifInterface(picturePath);
var orientation = ei.getAttributeInt(android.media.ExifInterface.TAG_ORIENTATION, android.media.ExifInterface.ORIENTATION_NORMAL);
switch (orientation) {
case android.media.ExifInterface.ORIENTATION_ROTATE_90:
scaledSizeImage = rotateBitmap(scaledSizeImage, 90);
break;
case android.media.ExifInterface.ORIENTATION_ROTATE_180:
scaledSizeImage = rotateBitmap(scaledSizeImage, 180);
break;
case android.media.ExifInterface.ORIENTATION_ROTATE_270:
scaledSizeImage = rotateBitmap(scaledSizeImage, 270);
break;
}
resolve({image:imageSource.fromNativeSource(scaledSizeImage), path:picturePath});
}
else {
scaledSizeImage = bitmap;
}
var ei = new android.media.ExifInterface(tempPicturePath);
var orientation = ei.getAttributeInt(android.media.ExifInterface.TAG_ORIENTATION, android.media.ExifInterface.ORIENTATION_NORMAL);
switch (orientation) {
case android.media.ExifInterface.ORIENTATION_ROTATE_90:
scaledSizeImage = rotateBitmap(scaledSizeImage, 90);
break;
case android.media.ExifInterface.ORIENTATION_ROTATE_180:
scaledSizeImage = rotateBitmap(scaledSizeImage, 180);
break;
case android.media.ExifInterface.ORIENTATION_ROTATE_270:
scaledSizeImage = rotateBitmap(scaledSizeImage, 270);
break;
}
var imageSource: typeof imageSourceModule = require("image-source");
resolve(imageSource.fromNativeSource(scaledSizeImage));
}
};
@ -123,4 +134,4 @@ var rotateBitmap = function (source, angle) {
var matrix = new android.graphics.Matrix();
matrix.postRotate(angle);
return android.graphics.Bitmap.createBitmap(source, 0, 0, source.getWidth(), source.getHeight(), matrix, true);
}
}