feat: border resizing

This commit is contained in:
飞百 2020-05-15 16:06:44 +08:00
parent e853a4f510
commit c7fc28cbc2
3 changed files with 164 additions and 107 deletions

View File

@ -1,13 +1,10 @@
import { Component, Fragment } from 'react'; import { Component, Fragment } from 'react';
import DragResizeEngine from './drag-resize-engine';
// import Bus from '../../../../core/bus';
import DragResizeEngine from './dragResizeEngine';
// import OverlayCore from '../../../../core/overlay';
import { observer, computed } from '@ali/lowcode-editor-core'; import { observer, computed } from '@ali/lowcode-editor-core';
import classNames from 'classnames'; import classNames from 'classnames';
import { SimulatorContext } from '../context'; import { SimulatorContext } from '../context';
import { BuiltinSimulatorHost } from '../host'; import { BuiltinSimulatorHost } from '../host';
import { OffsetObserver } from '../../designer'; import { OffsetObserver, Designer } from '../../designer';
@observer @observer
export default class BoxResizing extends Component<{ host: BuiltinSimulatorHost }> { export default class BoxResizing extends Component<{ host: BuiltinSimulatorHost }> {
@ -97,7 +94,9 @@ export class BoxResizingForNode extends Component<{ host: BuiltinSimulatorHost;
if (!observed) { if (!observed) {
return null; return null;
} }
return <BoxResizingInstance key={observed.id} dragging={this.dragging} observed={observed} />; return (
<BoxResizingInstance key={observed.id} dragging={this.dragging} designer={designer} observed={observed} />
);
})} })}
</Fragment> </Fragment>
); );
@ -109,11 +108,18 @@ export class BoxResizingInstance extends Component<{
observed: OffsetObserver; observed: OffsetObserver;
highlight?: boolean; highlight?: boolean;
dragging?: boolean; dragging?: boolean;
designer?: Designer;
}> { }> {
// private outline: any; // private outline: any;
private willUnbind: () => any; private willUnbind: () => any;
private outlineRight: any; private outlineRight: any;
private outlineLeft: any; private outlineLeft: any;
private dragEngine: DragResizeEngine;
constructor(props: any) {
super(props);
this.dragEngine = new DragResizeEngine(props.designer);
}
componentWillUnmount() { componentWillUnmount() {
if (this.willUnbind) { if (this.willUnbind) {
@ -169,15 +175,14 @@ export class BoxResizingInstance extends Component<{
metaData.experimental.callbacks && metaData.experimental.callbacks &&
typeof metaData.experimental.callbacks.onResizeEnd === 'function' typeof metaData.experimental.callbacks.onResizeEnd === 'function'
) { ) {
console.log('resize end');
e.trigger = direction; e.trigger = direction;
metaData.experimental.callbacks.onResizeStart(e, node); metaData.experimental.callbacks.onResizeStart(e, node);
} }
}; };
DragResizeEngine.onResize(resize); this.dragEngine.onResize(resize);
DragResizeEngine.onResizeStart(resizeStart); this.dragEngine.onResizeStart(resizeStart);
DragResizeEngine.onResizeEnd(resizeEnd); this.dragEngine.onResizeEnd(resizeEnd);
} }
willBind() { willBind() {
@ -192,7 +197,7 @@ export class BoxResizingInstance extends Component<{
const unBind: any[] = []; const unBind: any[] = [];
unBind.push( unBind.push(
DragResizeEngine.from(this.outlineRight, 'e', () => { this.dragEngine.from(this.outlineRight, 'e', () => {
// if (!this.hoveringLine.hasOutline()) { // if (!this.hoveringLine.hasOutline()) {
// return null; // return null;
// } // }
@ -201,7 +206,7 @@ export class BoxResizingInstance extends Component<{
}), }),
); );
unBind.push( unBind.push(
DragResizeEngine.from(this.outlineLeft, 'w', () => { this.dragEngine.from(this.outlineLeft, 'w', () => {
return this.props.observed.node; return this.props.observed.node;
// if (!this.hoveringLine.hasOutline()) { // if (!this.hoveringLine.hasOutline()) {
// return null; // return null;
@ -221,7 +226,7 @@ export class BoxResizingInstance extends Component<{
} }
render() { render() {
const { observed, highlight, dragging } = this.props; const { observed } = this.props;
if (!observed.hasOffset) { if (!observed.hasOffset) {
return null; return null;
} }

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@ -0,0 +1,146 @@
import * as EventEmitter from 'events';
import { ISimulatorHost, isSimulatorHost } from '../../../../designer/src/simulator';
import { Designer } from '../../../../designer/src/designer/designer';
import { setNativeSelection, cursor } from '@ali/lowcode-utils';
// import Cursor from './cursor';
// import Pages from './pages';
function makeEventsHandler(
boostEvent: MouseEvent | DragEvent,
sensors: ISimulatorHost[],
): (fn: (sdoc: Document) => void) => void {
const topDoc = window.top.document;
const sourceDoc = boostEvent.view?.document || topDoc;
// TODO: optimize this logic, reduce listener
// const boostPrevented = boostEvent.defaultPrevented;
const docs = new Set<Document>();
// if (boostPrevented || isDragEvent(boostEvent)) {
docs.add(topDoc);
// }
docs.add(sourceDoc);
// if (sourceDoc !== topDoc || isDragEvent(boostEvent)) {
sensors.forEach((sim) => {
const sdoc = sim.contentDocument;
if (sdoc) {
docs.add(sdoc);
}
});
// }
return (handle: (sdoc: Document) => void) => {
docs.forEach((doc) => handle(doc));
};
}
// 拖动缩放
export default class DragResizeEngine {
private emitter: EventEmitter;
private dragResizing = false;
constructor(readonly designer: Designer) {
this.designer = designer;
this.emitter = new EventEmitter();
}
private getMasterSensors(): ISimulatorHost[] {
return this.designer.project.documents
.map((doc) => {
// TODO: not use actived,
if (doc.actived && doc.simulator?.sensorAvailable) {
return doc.simulator;
}
return null;
})
.filter(Boolean) as any;
}
isDragResizing() {
console.log('is drag resizign');
return this.dragResizing;
}
/**
* drag reszie from
* @param shell
* @param direction n/s/e/w
* @param boost (e: MouseEvent) => VE.Node
*/
from(shell: Element, direction: string, boost: (e: MouseEvent) => any) {
let node: any;
let startEvent: MouseEvent;
if (!shell) {
return () => {};
}
const move = (e: MouseEvent) => {
const moveX = e.clientX - startEvent.clientX;
const moveY = e.clientY - startEvent.clientY;
this.emitter.emit('resize', e, direction, node, moveX, moveY);
};
const masterSensors = this.getMasterSensors();
const over = (e: MouseEvent) => {
const handleEvents = makeEventsHandler(e, masterSensors);
handleEvents((doc) => {
doc.removeEventListener('mousemove', move, true);
doc.removeEventListener('mouseup', over, true);
// doc.addEventListener('mousedown', over, true);
});
// document.removeEventListener('mousemove', move, true);
// document.removeEventListener('mouseup', over, true);
this.dragResizing = false;
cursor.release();
this.emitter.emit('resizeEnd', e, direction, node);
};
const mousedown = (e: MouseEvent) => {
node = boost(e);
startEvent = e;
const handleEvents = makeEventsHandler(e, masterSensors);
handleEvents((doc) => {
doc.addEventListener('mousemove', move, true);
doc.addEventListener('mouseup', over, true);
// doc.addEventListener('mousedown', over, true);
});
this.emitter.emit('resizestart', e, direction, node);
// document.addEventListener('mousemove', move, true);
// document.addEventListener('mouseup', over, true);
this.dragResizing = true;
cursor.addState('ew-resize');
};
shell.addEventListener('mousedown', mousedown);
// shell.addEventListener('mouseup', over);
return () => {
shell.removeEventListener('mousedown', mousedown);
};
}
onResizeStart(func: (e: MouseEvent, direction: string, node: any) => any) {
this.emitter.on('resizestart', func);
return () => {
this.emitter.removeListener('resizestart', func);
};
}
onResize(func: (e: MouseEvent, direction: string, node: any, moveX: number, moveY: number) => any) {
this.emitter.on('resize', func);
return () => {
this.emitter.removeListener('resize', func);
};
}
onResizeEnd(func: (e: MouseEvent, direction: string, node: any) => any) {
this.emitter.on('resizeEnd', func);
return () => {
this.emitter.removeListener('resizeEnd', func);
};
}
}
// new DragResizeEngine();

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@ -1,94 +0,0 @@
import * as EventEmitter from 'events';
import { setNativeSelection, cursor } from '@ali/lowcode-utils';
// import Cursor from './cursor';
// import Pages from './pages';
// 拖动缩放
class DragResizeEngine {
private emitter: EventEmitter;
private dragResizing = false;
constructor() {
this.emitter = new EventEmitter();
}
isDragResizing() {
console.log('is drag resizign');
return this.dragResizing;
}
/**
* drag reszie from
* @param shell
* @param direction n/s/e/w
* @param boost (e: MouseEvent) => VE.Node
*/
from(shell: Element, direction: string, boost: (e: MouseEvent) => any) {
let node: any;
let startEvent: MouseEvent;
if (!shell) {
return () => {};
}
const move = (e: MouseEvent) => {
console.log('move');
const moveX = e.clientX - startEvent.clientX;
const moveY = e.clientY - startEvent.clientY;
this.emitter.emit('resize', e, direction, node, moveX, moveY);
};
const over = (e: MouseEvent) => {
console.log('over');
document.removeEventListener('mousemove', move, true);
document.removeEventListener('mouseup', over, true);
this.dragResizing = false;
cursor.release();
this.emitter.emit('resizeEnd', e, direction, node);
};
const mousedown = (e: MouseEvent) => {
node = boost(e);
startEvent = e;
this.emitter.emit('resizestart', e, direction, node);
document.addEventListener('mousemove', move, true);
document.addEventListener('mouseup', over, true);
this.dragResizing = true;
cursor.addState('ew-resize');
};
shell.addEventListener('mousedown', mousedown);
shell.addEventListener('mouseup', over);
return () => {
shell.removeEventListener('mousedown', mousedown);
};
}
onResizeStart(func: (e: MouseEvent, direction: string, node: any) => any) {
this.emitter.on('resizestart', func);
return () => {
this.emitter.removeListener('resizestart', func);
};
}
onResize(func: (e: MouseEvent, direction: string, node: any, moveX: number, moveY: number) => any) {
this.emitter.on('resize', func);
return () => {
this.emitter.removeListener('resize', func);
};
}
onResizeEnd(func: (e: MouseEvent, direction: string, node: any) => any) {
this.emitter.on('resizeEnd', func);
return () => {
this.emitter.removeListener('resizeEnd', func);
};
}
}
export default new DragResizeEngine();