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Performance improvements after profiling the android flexbox example

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This commit is contained in:
Panayot Cankov
2017-05-12 11:07:30 +03:00
parent d6d016bc61
commit 7986e479cd
4 changed files with 63 additions and 36 deletions
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11
tns-core-modules/ui/image/image.android.ts
View File

@@ -2,13 +2,15 @@
ImageSource, ImageBase, stretchProperty, imageSourceProperty, srcProperty, tintColorProperty, Color,
isDataURI, isFileOrResourcePath, RESOURCE_PREFIX
} from "./image-common";
import { path, knownFolders } from "../../file-system";
import { knownFolders } from "../../file-system";
export * from "./image-common";
const FILE_PREFIX = "file:///";
const ASYNC = "async";
let AndroidImageView: typeof org.nativescript.widgets.ImageView;
interface ImageLoadedListener {
new (owner: Image): org.nativescript.widgets.image.Worker.OnImageLoadedListener;
}
@@ -45,9 +47,12 @@ export class Image extends ImageBase {
public useCache = true;
public createNativeView() {
if (!AndroidImageView) {
AndroidImageView = org.nativescript.widgets.ImageView;
}
initializeImageLoadedListener();
const imageView = new org.nativescript.widgets.ImageView(this._context);
const imageView = new AndroidImageView(this._context);
const listener = new ImageLoadedListener(this);
imageView.setImageLoadedListener(listener);
(<any>imageView).listener = listener;
@@ -92,7 +97,7 @@ export class Image extends ImageBase {
} else {
let fileName = value;
if (fileName.indexOf("~/") === 0) {
fileName = path.join(knownFolders.currentApp().path, fileName.replace("~/", ""));
fileName = knownFolders.currentApp().path + "/" + fileName.replace("~/", "");
}
imageView.setUri(FILE_PREFIX + fileName, this.decodeWidth, this.decodeHeight, this.useCache, async);