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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,122 +1,89 @@ | ||
| import { Object, Point, TPointerEvent, TPointerEventInfo } from 'fabric'; | ||
|
|
||
| import { App } from '../app'; | ||
| import { Service } from '../types'; | ||
|
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||
| type IMouseEvent = TPointerEventInfo<TPointerEvent>; | ||
| import { KonvaMouseEvent, Service } from '../types'; | ||
|
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| export class MouseService extends Service { | ||
| private event?: IMouseEvent; | ||
| private targets: Object[]; | ||
|
|
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| constructor(app: App) { | ||
| super(app); | ||
| this.targets = []; | ||
| ( | ||
| ['onMouseDown', 'onMouseUp', 'onMouseMove', 'onMouseDoubleClick', 'onMouseOver', 'onMouseOut'] as (keyof this)[] | ||
| [ | ||
| 'onMouseDown', | ||
| 'onMouseUp', | ||
| 'onMouseMove', | ||
| 'onMouseDoubleClick', | ||
| 'onMouseOver', | ||
| 'onMouseOut', | ||
| 'onMouseClick', | ||
| ] as (keyof this)[] | ||
| ).forEach((method) => { | ||
| method = method as keyof MouseService; | ||
| this[method] = (this[method] as Function).bind(this); | ||
| }); | ||
|
|
||
| this.app.canvas.on('mouse:down', this.onMouseDown); | ||
| this.app.canvas.on('mouse:up', this.onMouseUp); | ||
| this.app.canvas.on('mouse:move', this.onMouseMove); | ||
| this.app.canvas.on('mouse:dblclick', this.onMouseDoubleClick); | ||
| this.app.canvas.on('mouse:over', this.onMouseOver); | ||
| this.app.canvas.on('mouse:out', this.onMouseOut); | ||
| this.app.stage.on<'mousedown'>('mousedown', this.onMouseDown); | ||
| this.app.stage.on('mouseup', this.onMouseUp); | ||
| this.app.stage.on('mousemove', this.onMouseMove); | ||
| this.app.stage.on('mouseover', this.onMouseOver); | ||
| this.app.stage.on('mouseout', this.onMouseOut); | ||
| this.app.stage.on('dblclick', this.onMouseDoubleClick); | ||
| this.app.stage.on('click', this.onMouseClick); | ||
| } | ||
|
|
||
| public get pointer(): Point { | ||
| if (!this.event) { | ||
| return new Point(0, 0); | ||
| private onMouseDown(event: KonvaMouseEvent): void { | ||
| if (!this.app.currentTool || !this.app.currentTool.onMouseDown) { | ||
| return; | ||
| } | ||
| return this.event.pointer; | ||
| this.app.currentTool.onMouseDown({ event, app: this.app }); | ||
| } | ||
|
|
||
| public toGlobal(point: Point): Point { | ||
| /** | ||
| * 变换矩阵包含了画布的平移、缩放和旋转信息 | ||
| * [ a, b, c, d, e, f] | ||
| * | ||
| * viewportX = canvasX * a + canvasY * c + e | ||
| * viewportY = canvasX * b + canvasY * d + f | ||
| */ | ||
| const transformMatrix = this.app.canvas.viewportTransform; | ||
| if (!transformMatrix) { | ||
| return point; | ||
| private onMouseUp(event: KonvaMouseEvent): void { | ||
| if (!this.app.currentTool || !this.app.currentTool.onMouseUp) { | ||
| return; | ||
| } | ||
| const x = point.x * transformMatrix[0] + point.y * transformMatrix[2] + transformMatrix[4]; | ||
| const y = point.x * transformMatrix[1] + point.y * transformMatrix[3] + transformMatrix[5]; | ||
| return new Point(x, y); | ||
| this.app.currentTool.onMouseUp({ event, app: this.app }); | ||
| } | ||
|
|
||
| private onMouseDown(event: IMouseEvent): void { | ||
| this.event = event; | ||
| if (!this.app.currentTool) { | ||
| private onMouseMove(event: KonvaMouseEvent): void { | ||
| if (!this.app.currentTool || !this.app.currentTool.onMouseMove) { | ||
| return; | ||
| } | ||
| if (this.app.currentTool.drawable && event.target) { | ||
| this.targets.push(event.target); | ||
| event.target.set({ evented: false }); | ||
| } | ||
| if (typeof this.app.currentTool.onMouseDown === 'function') { | ||
| this.app.currentTool.onMouseDown({ event, app: this.app }); | ||
| } | ||
| this.app.currentTool.onMouseMove({ event, app: this.app }); | ||
| } | ||
|
|
||
| private onMouseUp(event: IMouseEvent): void { | ||
| this.event = event; | ||
| if (!this.app.currentTool) { | ||
| private onMouseOver(event: KonvaMouseEvent): void { | ||
| if (!this.app.currentTool || !this.app.currentTool.onMouseOver) { | ||
| return; | ||
| } | ||
| this.targets.forEach((obj) => { | ||
| obj.set({ evented: true }); | ||
| }); | ||
| this.targets = []; | ||
| if (typeof this.app.currentTool.onMouseUp === 'function') { | ||
| this.app.currentTool.onMouseUp({ event, app: this.app }); | ||
| } | ||
| this.app.currentTool.onMouseOver({ event, app: this.app }); | ||
| } | ||
|
|
||
| private onMouseMove(event: IMouseEvent): void { | ||
| this.event = event; | ||
| if (!this.app.currentTool) { | ||
| private onMouseOut(event: KonvaMouseEvent): void { | ||
| if (!this.app.currentTool || !this.app.currentTool.onMouseOut) { | ||
| return; | ||
| } | ||
| if (this.app.currentTool.drawable && event.target) { | ||
| this.targets.push(event.target); | ||
| event.target.set({ evented: false }); | ||
| } | ||
| if (typeof this.app.currentTool.onMouseMove === 'function') { | ||
| this.app.currentTool.onMouseMove({ event, app: this.app }); | ||
| } | ||
| this.app.currentTool.onMouseOut({ event, app: this.app }); | ||
| } | ||
|
|
||
| private onMouseDoubleClick(event: IMouseEvent): void { | ||
| this.event = event; | ||
| if (!this.app.currentTool) { | ||
| private onMouseDoubleClick(event: KonvaMouseEvent): void { | ||
| if (!this.app.currentTool || !this.app.currentTool.onMouseDoubleClick) { | ||
| return; | ||
| } | ||
| if (typeof this.app.currentTool.onMouseDoubleClick === 'function') { | ||
| this.app.currentTool.onMouseDoubleClick({ event, app: this.app }); | ||
| } | ||
| this.app.currentTool.onMouseDoubleClick({ event, app: this.app }); | ||
| } | ||
|
|
||
| private onMouseOver(event: IMouseEvent): void { | ||
| this.event = event; | ||
| } | ||
|
|
||
| private onMouseOut(event: IMouseEvent): void { | ||
| this.event = event; | ||
| private onMouseClick(event: KonvaMouseEvent): void { | ||
| if (!this.app.currentTool || !this.app.currentTool.onMouseClick) { | ||
| return; | ||
| } | ||
| this.app.currentTool.onMouseClick({ event, app: this.app }); | ||
| } | ||
|
|
||
| public dispose(): void { | ||
| this.app.canvas.off('mouse:down', this.onMouseDown); | ||
| this.app.canvas.off('mouse:up', this.onMouseUp); | ||
| this.app.canvas.off('mouse:move', this.onMouseMove); | ||
| this.app.canvas.off('mouse:dblclick', this.onMouseDoubleClick); | ||
| this.app.canvas.off('mouse:over', this.onMouseOver); | ||
| this.app.canvas.off('mouse:out', this.onMouseOut); | ||
| this.app.stage.off('mousedown', this.onMouseDown); | ||
| this.app.stage.off('mouseup', this.onMouseUp); | ||
| this.app.stage.off('mousemove', this.onMouseMove); | ||
| this.app.stage.off('mouseover', this.onMouseOver); | ||
| this.app.stage.off('mouseout', this.onMouseOut); | ||
| this.app.stage.off('dblclick', this.onMouseDoubleClick); | ||
| this.app.stage.off('click', this.onMouseClick); | ||
| } | ||
| } |
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