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Doric/js-framework/view/view.ts
2019-07-16 19:50:12 +08:00

178 lines
3.1 KiB
TypeScript

import { Color, GradientColor } from "../util/color"
import { Property, IWatcher, Modeling, Model } from "../util/types";
export abstract class View implements IWatcher, Modeling {
@Property
width: number = 0
@Property
height: number = 0
@Property
x: number = 0
@Property
y: number = 0
@Property
bgColor?: Color | GradientColor
@Property
corners?: number | { leftTop?: number; rightTop?: number; leftBottom?: number; rightBottom?: number }
@Property
border?: { width: number; color: Color; }
@Property
shadow?: { color: Color; opacity: number; radius: number; offset: { width: number; height: number; }; }
@Property
alpha?: number
/** Anchor start*/
get left() {
return this.x
}
set left(v: number) {
this.x = v
}
get right() {
return this.x + this.width
}
set right(v: number) {
this.x = v - this.width
}
get top() {
return this.y
}
set top(v: number) {
this.y = v
}
get bottom() {
return this.y + this.height
}
set bottom(v: number) {
this.y = v - this.height
}
/** Anchor end*/
__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__ || {}
}
@Property
padding?: {
left?: number,
right?: number,
top?: number,
bottom?: number,
}
@Property
config?: Config
}
export enum Alignment {
center = 0,
start,
end,
}
export enum Gravity {
center = 0,
left,
right,
top,
bottom,
}
export interface Config {
margin?: {
left?: number,
right?: number,
top?: number,
bottom?: number,
}
alignment?: Alignment
}
export interface StackConfig extends Config {
}
export interface LayoutConfig extends Config {
weight?: number
}
export abstract class Group extends View {
@Property
children: View[] = []
}
export class Stack extends Group {
@Property
gravity?: number
}
class LinearLayout extends Group {
@Property
space?: number
@Property
gravity?: number
}
export class VLayout extends LinearLayout {
}
export class HLayout extends LinearLayout {
}
export class Text extends View {
@Property
text?: string
@Property
textColor?: Color
@Property
textSize?: number
@Property
maxLines?: number
}
export class Image extends View {
@Property
imageUrl?: string
}
export class List extends View {
}
export class Slide extends View {
}