feat:set control cursor

wenbei421 · Apr 2, 2022 · 2420a03 · 2420a03
1 parent befb39f
commit 2420a03
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Showing 9 changed files with 115 additions and 10 deletions.
diff --git a/src/editor/core/draw/Draw.ts b/src/editor/core/draw/Draw.ts
@@ -34,6 +34,7 @@ import { SeparatorParticle } from './particle/Separator'
 import { PageBreakParticle } from './particle/PageBreak'
 import { Watermark } from './frame/Watermark'
 import { EditorMode } from '../../dataset/enum/Editor'
+import { Control } from './control/Control'
 
 export class Draw {
 
@@ -70,6 +71,7 @@ export class Draw {
   private pageBreakParticle: PageBreakParticle
   private superscriptParticle: SuperscriptParticle
   private subscriptParticle: SubscriptParticle
+  private control: Control
 
   private rowList: IRow[]
   private painterStyle: IElementStyle | null
@@ -116,6 +118,7 @@ export class Draw {
     this.pageBreakParticle = new PageBreakParticle(this)
     this.superscriptParticle = new SuperscriptParticle()
     this.subscriptParticle = new SubscriptParticle()
+    this.control = new Control(this)
 
     new ScrollObserver(this)
     new SelectionObserver()
@@ -301,6 +304,10 @@ export class Draw {
     return this.hyperlinkParticle
   }
 
+  public getControl(): Control {
+    return this.control
+  }
+
   public getRowCount(): number {
     return this.rowList.length
   }

diff --git a/src/editor/core/draw/control/Control.ts b/src/editor/core/draw/control/Control.ts
@@ -1,3 +1,71 @@
+import { ControlComponent } from '../../../dataset/enum/Control'
+import { ElementType } from '../../../dataset/enum/Element'
+import { IElement } from '../../../interface/Element'
+import { ICurrentPosition } from '../../../interface/Position'
+import { Draw } from '../Draw'
+
 export class Control {
-
+
+  private draw: Draw
+
+  constructor(draw: Draw) {
+    this.draw = draw
+  }
+
+  // 调整起始光标位置到控件合适的位置
+  public moveCursorIndex(position: ICurrentPosition) {
+    const { index, trIndex, tdIndex, tdValueIndex } = position
+    let elementList = this.draw.getOriginalElementList()
+    let element: IElement
+    if (position.isTable) {
+      elementList = elementList[index!].trList![trIndex!].tdList[tdIndex!].value
+      element = elementList[tdValueIndex!]
+    } else {
+      element = elementList[index]
+    }
+    if (element.type !== ElementType.CONTROL) return
+    // VALUE-无需移动
+    if (element.controlComponent === ControlComponent.VALUE) return
+    // POSTFIX-移动到最后一个后缀字符后
+    if (element.controlComponent === ControlComponent.POSTFIX) {
+      let startIndex = index + 1
+      while (startIndex < elementList.length) {
+        const nextElement = elementList[startIndex]
+        if (nextElement.controlId !== element.controlId) {
+          position.index = startIndex - 1
+          break
+        }
+        startIndex++
+      }
+    } else if (element.controlComponent === ControlComponent.PREFIX) {
+      // PREFIX-移动到最后一个前缀字符后
+      let startIndex = index + 1
+      while (startIndex < elementList.length) {
+        const nextElement = elementList[startIndex]
+        if (
+          nextElement.controlId !== element.controlId
+          || nextElement.controlComponent !== ControlComponent.PREFIX
+        ) {
+          position.index = startIndex - 1
+          break
+        }
+        startIndex++
+      }
+    } else if (element.controlComponent === ControlComponent.PLACEHOLDER) {
+      // PLACEHOLDER-移动到第一个前缀后
+      let startIndex = index - 1
+      while (startIndex > 0) {
+        const preElement = elementList[startIndex]
+        if (
+          preElement.controlId !== element.controlId
+          || preElement.controlComponent === ControlComponent.PREFIX
+        ) {
+          position.index = startIndex
+          break
+        }
+        startIndex--
+      }
+    }
+  }
+
 }
diff --git a/src/editor/core/event/CanvasEvent.ts b/src/editor/core/event/CanvasEvent.ts
@@ -20,6 +20,7 @@ import { Listener } from '../listener/Listener'
 import { Position } from '../position/Position'
 import { RangeManager } from '../range/RangeManager'
 import { LETTER_REG, NUMBER_LIKE_REG } from '../../dataset/constant/Regular'
+import { Control } from '../draw/control/Control'
 
 export class CanvasEvent {
 
@@ -38,6 +39,7 @@ export class CanvasEvent {
   private tableTool: TableTool
   private hyperlinkParticle: HyperlinkParticle
   private listener: Listener
+  private control: Control
 
   constructor(draw: Draw) {
     this.isAllowDrag = false
@@ -55,6 +57,7 @@ export class CanvasEvent {
     this.tableTool = this.draw.getTableTool()
     this.hyperlinkParticle = this.draw.getHyperlinkParticle()
     this.listener = this.draw.getListener()
+    this.control = this.draw.getControl()
   }
 
   public register() {
@@ -163,9 +166,14 @@ export class CanvasEvent {
       x: evt.offsetX,
       y: evt.offsetY
     })
+    // 如果是控件-光标需移动到合适位置
+    if (positionResult.isControl) {
+      this.control.moveCursorIndex(positionResult)
+    }
     const {
       index,
       isDirectHit,
+      isControl,
       isImage,
       isTable,
       trIndex,
@@ -178,6 +186,7 @@ export class CanvasEvent {
     // 设置位置上下文
     this.position.setPositionContext({
       isTable: isTable || false,
+      isControl: isControl || false,
       index,
       trIndex,
       tdIndex,

diff --git a/src/editor/core/position/Position.ts b/src/editor/core/position/Position.ts
@@ -18,7 +18,8 @@ export class Position {
     this.positionList = []
     this.cursorPosition = null
     this.positionContext = {
-      isTable: false
+      isTable: false,
+      isControl: false
     }
 
     this.draw = draw
@@ -92,14 +93,16 @@ export class Position {
                 positionList: td.positionList
               })
               if (~tablePosition.index) {
+                const { index: tdValueIndex } = tablePosition
                 return {
                   index,
+                  isControl: td.value[tdValueIndex].type === ElementType.CONTROL,
                   isImage: tablePosition.isImage,
                   isDirectHit: tablePosition.isDirectHit,
                   isTable: true,
                   tdIndex: d,
                   trIndex: t,
-                  tdValueIndex: tablePosition.index,
+                  tdValueIndex,
                   tdId: td.id,
                   trId: tr.id,
                   tableId: element.id
@@ -110,7 +113,11 @@ export class Position {
         }
         // 图片区域均为命中
         if (element.type === ElementType.IMAGE) {
-          return { index: curPositionIndex, isDirectHit: true, isImage: true }
+          return {
+            index: curPositionIndex,
+            isDirectHit: true,
+            isImage: true
+          }
         }
         // 判断是否在文字中间前后
         if (elementList[index].value !== ZERO) {
@@ -119,7 +126,10 @@ export class Position {
             curPositionIndex = j - 1
           }
         }
-        return { index: curPositionIndex }
+        return {
+          index: curPositionIndex,
+          isControl: element.type === ElementType.CONTROL,
+        }
       }
     }
     // 非命中区域
@@ -135,7 +145,9 @@ export class Position {
         const tdWidth = td.width!
         const tdHeight = td.height!
         if (!(tdX < x && x < tdX + tdWidth && tdY < y && y < tdY + tdHeight)) {
-          return { index: curPositionIndex }
+          return {
+            index: curPositionIndex
+          }
         }
       }
     }
@@ -161,7 +173,10 @@ export class Position {
       // 当前页最后一行
       return { index: firstLetterList[firstLetterList.length - 1]?.index || positionList.length - 1 }
     }
-    return { index: curPositionIndex }
+    return {
+      index: curPositionIndex,
+      isControl: elementList[curPositionIndex].type === ElementType.CONTROL
+    }
   }
 
 }
diff --git a/src/editor/dataset/constant/Control.ts b/src/editor/dataset/constant/Control.ts
@@ -2,5 +2,7 @@ import { IControlOption } from '../../interface/Control'
 
 export const defaultControlOption: Readonly<Required<IControlOption>> = {
   placeholderColor: '#9c9b9b',
-  bracketColor: '#000000'
+  bracketColor: '#000000',
+  prefix: '{',
+  postfix: '}'
 }
diff --git a/src/editor/dataset/enum/Control.ts b/src/editor/dataset/enum/Control.ts
@@ -4,7 +4,7 @@ export enum ControlType {
 }
 
 export enum ControlComponent {
-  SUFFIX = 'suffix',
+  PREFIX = 'prefix',
   POSTFIX = 'postfix',
   PLACEHOLDER = 'placeholder',
   VALUE = 'value'

diff --git a/src/editor/interface/Control.ts b/src/editor/interface/Control.ts
@@ -24,4 +24,6 @@ export type IControl = IControlBasic & Partial<IControlSelect>
 export interface IControlOption {
   placeholderColor?: string;
   bracketColor?: string;
+  prefix?: string;
+  postfix?: string;
 }
diff --git a/src/editor/interface/Position.ts b/src/editor/interface/Position.ts
@@ -4,6 +4,7 @@ import { ITd } from './table/Td'
 
 export interface ICurrentPosition {
   index: number;
+  isControl?: boolean;
   isImage?: boolean;
   isTable?: boolean;
   isDirectHit?: boolean;
@@ -27,6 +28,7 @@ export interface IGetPositionByXYPayload {
 
 export interface IPositionContext {
   isTable: boolean;
+  isControl: boolean;
   index?: number;
   trIndex?: number;
   tdIndex?: number;

diff --git a/src/editor/utils/element.ts b/src/editor/utils/element.ts
@@ -75,7 +75,7 @@ export function formatElementList(elementList: IElement[], isHandleFirstElement
             value,
             type: el.type,
             control: el.control,
-            controlComponent: ControlComponent.SUFFIX
+            controlComponent: ControlComponent.PREFIX
           })
           i++
         }