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refactor: refactor code by lint

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This commit is contained in:
qishaoxuan
2022-07-27 11:02:03 +08:00
parent 52e9d0b2d7
commit d71ccd3b82
1 changed files with 41 additions and 34 deletions
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75
libs/components/editor-core/src/editor/scroll/scroll.ts
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@@ -1,7 +1,7 @@
import EventEmitter from 'eventemitter3';
import { domToRect, Rect } from '@toeverything/utils';
import type { Editor as BlockEditor } from '../editor';
import type { Editor as Block_editor } from '../editor';
import { AsyncBlock } from '../block';
@@ -9,22 +9,23 @@ type VerticalTypes = 'up' | 'down' | null;
type HorizontalTypes = 'left' | 'right' | null;
export class ScrollManager {
private _editor: BlockEditor;
private _animation_frame: null | number = null;
private _event_name = 'scrolling';
private _current_move_direction: [HorizontalTypes, VerticalTypes] = [
private _editor: Block_editor;
private _animationFrame: null | number = null;
private _eventName = 'scrolling';
private _currentMoveDirection: [HorizontalTypes, VerticalTypes] = [
null,
null,
];
public scrollMoveOffset = 8;
public scrollingEvent = new EventEmitter();
private _scrollMoveOffset = 8;
private _scrollingEvent = new EventEmitter();
constructor(editor: BlockEditor) {
constructor(editor: Block_editor) {
this._editor = editor;
console.log('scrollmanager constructor', this._editor.ui_container);
}
private update_scroll_info(left: number, top: number) {
private _updateScrollInfo(left: number, top: number) {
this.scrollTop = top;
this.scrollLeft = left;
}
@@ -32,12 +33,12 @@ export class ScrollManager {
public onScrolling(
cb: (args: { direction: [HorizontalTypes, VerticalTypes] }) => void
) {
this.scrollingEvent.on(this._event_name, cb);
this._scrollingEvent.on(this._eventName, cb);
}
public removeScrolling(
cb: (args: { direction: [HorizontalTypes, VerticalTypes] }) => void
) {
this.scrollingEvent.removeListener(this._event_name, cb);
this._scrollingEvent.removeListener(this._eventName, cb);
}
public get scrollContainer() {
@@ -64,6 +65,12 @@ export class ScrollManager {
public set scrollLeft(left: number) {
this._editor.ui_container.scrollLeft = left;
}
public get scrollMoveOffset() {
return this._scrollMoveOffset;
}
public get scrollingEvent() {
return this._scrollingEvent;
}
public scrollTo({
top,
@@ -116,7 +123,7 @@ export class ScrollManager {
top: blockRelativeTopToEditor,
behavior,
});
this.update_scroll_info(
this._updateScrollInfo(
blockRelativeLeftToEditor,
blockRelativeTopToEditor
);
@@ -136,7 +143,7 @@ export class ScrollManager {
}
const blockRect = domToRect(block.dom);
const value = this.get_keep_in_view_params(blockRect);
const value = this._getKeepInViewParams(blockRect);
if (value !== 0) {
this.scrollTo({
@@ -146,7 +153,7 @@ export class ScrollManager {
}
}
private get_keep_in_view_params(blockRect: Rect) {
private _getKeepInViewParams(blockRect: Rect) {
const { top, bottom } = domToRect(this._editor.ui_container);
if (blockRect.top <= top + blockRect.height * 3) {
return -1;
@@ -169,22 +176,22 @@ export class ScrollManager {
this.scrollTo({ top: 0, behavior });
}
private auto_scroll() {
private _autoScroll() {
const xValue =
this._current_move_direction[0] === 'left'
this._currentMoveDirection[0] === 'left'
? -1
: this._current_move_direction[0] === 'right'
: this._currentMoveDirection[0] === 'right'
? 1
: 0;
const yValue =
this._current_move_direction[1] === 'up'
this._currentMoveDirection[1] === 'up'
? -1
: this._current_move_direction[1] === 'down'
: this._currentMoveDirection[1] === 'down'
? 1
: 0;
const horizontalOffset = this.scrollMoveOffset * xValue;
const verticalOffset = this.scrollMoveOffset * yValue;
const horizontalOffset = this._scrollMoveOffset * xValue;
const verticalOffset = this._scrollMoveOffset * yValue;
const calcLeft = this.scrollLeft + horizontalOffset;
const calcTop = this.scrollTop + verticalOffset;
@@ -202,7 +209,7 @@ export class ScrollManager {
return;
}
this._animation_frame = requestAnimationFrame(() => {
this._animationFrame = requestAnimationFrame(() => {
const left = this.scrollLeft + horizontalOffset;
const top = this.scrollTop + verticalOffset;
@@ -211,35 +218,35 @@ export class ScrollManager {
top,
behavior: 'auto',
});
this.update_scroll_info(left, top);
this.scrollingEvent.emit(this._event_name, {
direction: this._current_move_direction,
this._updateScrollInfo(left, top);
this._scrollingEvent.emit(this._eventName, {
direction: this._currentMoveDirection,
});
this.auto_scroll();
this._autoScroll();
});
}
public startAutoScroll(direction: [HorizontalTypes, VerticalTypes]) {
if (direction[0] === null && direction[1] === null) {
this._current_move_direction = direction;
this._currentMoveDirection = direction;
this.stopAutoScroll();
return;
}
if (
direction[0] !== this._current_move_direction[0] ||
direction[1] !== this._current_move_direction[1]
direction[0] !== this._currentMoveDirection[0] ||
direction[1] !== this._currentMoveDirection[1]
) {
this._current_move_direction = direction;
this._currentMoveDirection = direction;
this.stopAutoScroll();
} else {
return;
}
this.auto_scroll();
this._autoScroll();
}
public stopAutoScroll() {
if (this._animation_frame) {
cancelAnimationFrame(this._animation_frame);
this._animation_frame = null;
if (this._animationFrame) {
cancelAnimationFrame(this._animationFrame);
this._animationFrame = null;
}
}
}