mirror of
https://github.com/NativeScript/NativeScript.git
synced 2025-08-15 19:26:42 +08:00
Background performance optimizations
This commit is contained in:
@ -10,8 +10,6 @@
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clipPath: string,
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backgroundColor: number,
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backgroundImage: android.graphics.Bitmap,
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backgroundImageWidth: number,
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backgroundImageHeight: number,
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backgroundRepeat: string,
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backgroundPosition: string,
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backgroundPositionParsedCSSValues: native.Array<CSSValue>,
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@ -24,8 +22,6 @@
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public getClipPath(): string;
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public getBackgroundColor(): number;
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public getBackgroundImage(): android.graphics.Bitmap;
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public getBackgroundImageWidth(): number;
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public getBackgroundImageHeight(): number;
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public getBackgroundRepeat(): string;
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public getBackgroundPosition(): string;
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public getBackgroundSize(): string;
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@ -8,8 +8,8 @@ import { CacheLayerType } from "utils/utils";
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import cssValue = require("css-value");
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import background = require("ui/styling/background");
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var button: typeof buttonModule;
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var style: typeof styleModule;
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let button: typeof buttonModule;
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let style: typeof styleModule;
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function ensureLazyRequires() {
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if (!button) {
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@ -25,7 +25,7 @@ global.moduleMerge(common, exports);
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// We are using "ad" here to avoid namespace collision with the global android object
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export module ad {
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var SDK: number;
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let SDK: number;
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function getSDK() {
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if (!SDK) {
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SDK = android.os.Build.VERSION.SDK_INT;
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@ -34,62 +34,46 @@ export module ad {
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return SDK;
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}
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var _defaultBackgrounds = new Map<string, android.graphics.drawable.Drawable>();
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let _defaultBackgrounds = new Map<string, android.graphics.drawable.Drawable>();
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export function onBackgroundOrBorderPropertyChanged(v: view.View) {
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var nativeView = <android.view.View>v._nativeView;
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var cache = <CacheLayerType>v._nativeView;
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let nativeView = <android.view.View>v._nativeView;
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if (!nativeView) {
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return;
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}
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ensureLazyRequires();
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var clipPathValue = v.style._getValue(style.clipPathProperty);
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var backgroundValue = <background.Background>v.style._getValue(style.backgroundInternalProperty);
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var borderWidth = v.borderWidth;
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var bkg = nativeView.getBackground();
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var density = utils.layout.getDisplayDensity();
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if (v instanceof button.Button && !types.isNullOrUndefined(bkg) && types.isFunction(bkg.setColorFilter) &&
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v.borderWidth === 0 && v.borderRadius === 0 && !clipPathValue &&
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let clipPath = v.style._getValue(style.clipPathProperty);
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let background = <background.Background>v.style._getValue(style.backgroundInternalProperty);
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let borderWidth = v.borderWidth;
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let backgroundDrawable = nativeView.getBackground();
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let density = utils.layout.getDisplayDensity();
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let cache = <CacheLayerType>v._nativeView;
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if (v instanceof button.Button && !types.isNullOrUndefined(backgroundDrawable) && types.isFunction(backgroundDrawable.setColorFilter) &&
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v.borderWidth === 0 && v.borderRadius === 0 && !clipPath &&
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types.isNullOrUndefined(v.style._getValue(style.backgroundImageProperty)) &&
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!types.isNullOrUndefined(v.style._getValue(style.backgroundColorProperty))) {
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let backgroundColor = (<any>bkg).backgroundColor = v.style._getValue(style.backgroundColorProperty).android;
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bkg.setColorFilter(backgroundColor, android.graphics.PorterDuff.Mode.SRC_IN);
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(<any>bkg).backgroundColor = backgroundColor;
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let backgroundColor = (<any>backgroundDrawable).backgroundColor = v.style._getValue(style.backgroundColorProperty).android;
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backgroundDrawable.setColorFilter(backgroundColor, android.graphics.PorterDuff.Mode.SRC_IN);
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(<any>backgroundDrawable).backgroundColor = backgroundColor;
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}
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else if (v.borderWidth || v.borderRadius || clipPathValue || !backgroundValue.isEmpty()) {
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if (!(bkg instanceof org.nativescript.widgets.BorderDrawable)) {
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bkg = new org.nativescript.widgets.BorderDrawable(density);
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else if (v.borderWidth || v.borderRadius || clipPath || !background.isEmpty()) {
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if (!(backgroundDrawable instanceof org.nativescript.widgets.BorderDrawable)) {
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let viewClass = types.getClass(v);
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if (!(v instanceof button.Button) && !_defaultBackgrounds.has(viewClass)) {
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_defaultBackgrounds.set(viewClass, nativeView.getBackground());
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}
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nativeView.setBackground(bkg);
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backgroundDrawable = new org.nativescript.widgets.BorderDrawable(density);
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refreshBorderDrawable(v, <org.nativescript.widgets.BorderDrawable>backgroundDrawable);
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nativeView.setBackground(backgroundDrawable);
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}
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else {
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refreshBorderDrawable(v, <org.nativescript.widgets.BorderDrawable>backgroundDrawable);
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}
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(<org.nativescript.widgets.BorderDrawable>bkg).refresh(
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v.borderWidth,
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v.borderColor ? v.borderColor.android : 0,
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v.borderRadius,
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clipPathValue,
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(backgroundValue.color && backgroundValue.color.android) ? backgroundValue.color.android : 0,
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(backgroundValue.image && backgroundValue.image.android) ? backgroundValue.image.android : null,
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(backgroundValue.image && backgroundValue.image.android) ? backgroundValue.image.width : 0,
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(backgroundValue.image && backgroundValue.image.android) ? backgroundValue.image.height : 0,
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backgroundValue.repeat,
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backgroundValue.position,
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backgroundValue.position ? createNativeCSSValueArray(backgroundValue.position) : null,
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backgroundValue.size,
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backgroundValue.size ? createNativeCSSValueArray(backgroundValue.size) : null
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);
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if ((v.borderWidth || v.borderRadius || clipPathValue) && getSDK() < 18) {
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if ((v.borderWidth || v.borderRadius || clipPath) && getSDK() < 18) {
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// Switch to software because of unsupported canvas methods if hardware acceleration is on:
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// http://developer.android.com/guide/topics/graphics/hardware-accel.html
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cache.layerType = cache.getLayerType();
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@ -99,7 +83,7 @@ export module ad {
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else {
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// reset the value with the default native value
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if (v instanceof button.Button) {
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var nativeButton = new android.widget.Button(nativeView.getContext());
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let nativeButton = new android.widget.Button(nativeView.getContext());
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nativeView.setBackground(nativeButton.getBackground());
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}
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else {
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@ -124,7 +108,70 @@ export module ad {
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}
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}
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function createNativeCSSValueArray(css: string): any{
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function refreshBorderDrawable(view: view.View, borderDrawable: org.nativescript.widgets.BorderDrawable){
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let background = <background.Background>view.style._getValue(style.backgroundInternalProperty);
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let borderWidth: number = view.borderWidth;
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let borderColor: number = 0;
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if (view.borderColor && view.borderColor.android){
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borderColor = view.borderColor.android;
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}
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let borderRadius: number = view.borderRadius;
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let clipPath: string = view.style._getValue(style.clipPathProperty);
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let backgroundColor: number = 0;
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let backgroundImage: android.graphics.Bitmap = null;
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let backgroundRepeat: string = null;
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let backgroundPosition: string = null;
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let backgroundPositionParsedCSSValues: native.Array<org.nativescript.widgets.CSSValue> = null;
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let backgroundSize: string = null;
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let backgroundSizeParsedCSSValues: native.Array<org.nativescript.widgets.CSSValue> = null;
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if (background){
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if (background.color && background.color.android){
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backgroundColor = background.color.android;
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}
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if (background.image && background.image.android){
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backgroundImage = background.image.android;
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}
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if (background.position){
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backgroundPosition = background.position;
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backgroundPositionParsedCSSValues = createNativeCSSValueArray(background.position);
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}
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if (background.size){
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backgroundSize = background.size;
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backgroundSizeParsedCSSValues = createNativeCSSValueArray(background.size);
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}
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}
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let newBackground = JSON.stringify({
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w: borderWidth,
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c: borderColor,
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r: borderRadius,
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cp: clipPath,
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bc: backgroundColor,
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bi: backgroundImage ? backgroundImage.hashCode() : "",
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br: backgroundRepeat,
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bp: backgroundPosition,
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bs: backgroundSize
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});
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if (newBackground !== view["android-backround"]){
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borderDrawable.refresh(
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borderWidth,
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borderColor,
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borderRadius,
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clipPath,
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backgroundColor,
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backgroundImage,
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backgroundRepeat,
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backgroundPosition,
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backgroundPositionParsedCSSValues,
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backgroundSize,
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backgroundSizeParsedCSSValues
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);
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view["android-backround"] = newBackground;
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}
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}
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function createNativeCSSValueArray(css: string): native.Array<org.nativescript.widgets.CSSValue>{
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if (!css){
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return null;
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}
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