逐步完成前后端服务器

frontend/node_modules/zrender/lib/canvas/Painter.d.ts

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+import Layer, { LayerConfig } from './Layer';
+import Displayable from '../graphic/Displayable';
+import { GradientObject } from '../graphic/Gradient';
+import { ImagePatternObject } from '../graphic/Pattern';
+import Storage from '../Storage';
+import { PainterBase } from '../PainterBase';
+interface CanvasPainterOption {
+    devicePixelRatio?: number;
+    width?: number | string;
+    height?: number | string;
+    useDirtyRect?: boolean;
+}
+export default class CanvasPainter implements PainterBase {
+    type: string;
+    root: HTMLElement;
+    dpr: number;
+    storage: Storage;
+    private _singleCanvas;
+    private _opts;
+    private _zlevelList;
+    private _prevDisplayList;
+    private _layers;
+    private _layerConfig;
+    private _needsManuallyCompositing;
+    private _width;
+    private _height;
+    private _domRoot;
+    private _hoverlayer;
+    private _redrawId;
+    private _backgroundColor;
+    constructor(root: HTMLElement, storage: Storage, opts: CanvasPainterOption, id: number);
+    getType(): string;
+    isSingleCanvas(): boolean;
+    getViewportRoot(): HTMLElement;
+    getViewportRootOffset(): {
+        offsetLeft: number;
+        offsetTop: number;
+    };
+    refresh(paintAll?: boolean): this;
+    refreshHover(): void;
+    private _paintHoverList;
+    getHoverLayer(): Layer;
+    paintOne(ctx: CanvasRenderingContext2D, el: Displayable): void;
+    private _paintList;
+    private _compositeManually;
+    private _doPaintList;
+    private _doPaintEl;
+    getLayer(zlevel: number, virtual?: boolean): Layer;
+    insertLayer(zlevel: number, layer: Layer): void;
+    eachLayer<T>(cb: (this: T, layer: Layer, z: number) => void, context?: T): void;
+    eachBuiltinLayer<T>(cb: (this: T, layer: Layer, z: number) => void, context?: T): void;
+    eachOtherLayer<T>(cb: (this: T, layer: Layer, z: number) => void, context?: T): void;
+    getLayers(): {
+        [key: number]: Layer;
+    };
+    _updateLayerStatus(list: Displayable[]): void;
+    clear(): this;
+    _clearLayer(layer: Layer): void;
+    setBackgroundColor(backgroundColor: string | GradientObject | ImagePatternObject): void;
+    configLayer(zlevel: number, config: LayerConfig): void;
+    delLayer(zlevel: number): void;
+    resize(width?: number | string, height?: number | string): this;
+    clearLayer(zlevel: number): void;
+    dispose(): void;
+    getRenderedCanvas(opts?: {
+        backgroundColor?: string | GradientObject | ImagePatternObject;
+        pixelRatio?: number;
+    }): HTMLCanvasElement;
+    getWidth(): number;
+    getHeight(): number;
+}
+export {};