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auto modeling

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This commit is contained in:
pengfei.zhou
2019-07-16 15:30:46 +08:00
parent b76851e044
commit d255c05aef
4 changed files with 38 additions and 10 deletions
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24
js-framework/view/view.ts
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@@ -1,9 +1,8 @@
import { Color, GradientColor } from "../util/color"
import { Property, IWatcher } from "../util/types";
import { Property, IWatcher, Modeling, Model } from "../util/types";
export abstract class View implements IWatcher {
export abstract class View implements IWatcher, Modeling {
@Property
width: number = 0
@@ -63,8 +62,23 @@ export abstract class View implements IWatcher {
}
/** Anchor end*/
onPropertyChanged(propKey: string, oldV: any, newV: any): void {
console.log(`onPropertyChanged:${propKey},old value is ${oldV},new value is ${newV}`)
__dirty_props__?: { [index: string]: Model | undefined }
onPropertyChanged(propKey: string, oldV: Model, newV: Model): void {
//console.log(`onPropertyChanged:${propKey},old value is ${oldV},new value is ${newV}`)
if (this.__dirty_props__ === undefined) {
this.__dirty_props__ = {}
}
if (newV instanceof Object
&& Reflect.has(newV, 'toModel')
&& Reflect.get(newV, 'toModel') instanceof Function) {
newV = Reflect.apply(Reflect.get(newV, 'toModel'), newV, [])
}
this.__dirty_props__[propKey] = newV
}
toModel() {
return this.__dirty_props__ || {}
}
}