chore(): expose __corner => getActiveControl()

CHANGELOG.md

@@ -2,6 +2,7 @@
 
 ## [next]
 
+- chore(): expose `__corner` => `getActiveControl()` [#9102](https://github.com/fabricjs/fabric.js/pull/9102)
 - chore(TS) Add type-checking to files excluded with ts-nocheck ( Parser mostly ) [#9085](https://github.com/fabricjs/fabric.js/pull/9085)
 - test(Text): Add some tests for text in Jest [#9083](https://github.com/fabricjs/fabric.js/pull/9083)
 - ci(): Install system deps only when necessary [#9086](https://github.com/fabricjs/fabric.js/pull/9086)

src/canvas/Canvas.ts

@@ -1479,7 +1479,7 @@ export class Canvas extends SelectableCanvas {
       //  target accepts selection
       !target.onSelect({ e }) &&
       // make sure we are not on top of a control
-      !activeObject.__corner
+      !activeObject.getActiveControl()
     ) {
       if (isAS) {
         const prevActiveObjects =

src/canvas/SelectableCanvas.ts

@@ -817,7 +817,7 @@ export class SelectableCanvas<
           target.group.calcTransformMatrix()
         )
       : this.getPointer(e);
-    const corner = target.__corner || '',
+    const corner = target.getActiveControl() || '',
       control = !!corner && target.controls[corner],
       actionHandler =
         alreadySelected && control

src/shapes/IText/DraggableTextDelegate.ts

@@ -206,7 +206,11 @@ export class DraggableTextDelegate {
    * @returns {boolean} determines whether {@link target} should/shouldn't become a drop target
    */
   canDrop(e: DragEvent): boolean {
-    if (this.target.editable && !this.target.__corner && !e.defaultPrevented) {
+    if (
+      this.target.editable &&
+      !this.target.getActiveControl() &&
+      !e.defaultPrevented
+    ) {
       if (this.isActive() && this.__dragStartSelection) {
         //  drag source trying to drop over itself
         //  allow dropping only outside of drag start selection

src/shapes/IText/ITextBehavior.ts

@@ -407,7 +407,7 @@ export abstract class ITextBehavior<
    * called by {@link canvas#textEditingManager}
    */
   updateSelectionOnMouseMove(e: TPointerEvent) {
-    if (this.__corner) {
+    if (this.getActiveControl()) {
       return;
     }
 

src/shapes/IText/ITextClickBehavior.ts

@@ -135,7 +135,7 @@ export abstract class ITextClickBehavior<
       !this.canvas ||
       !this.editable ||
       notALeftClick(e as MouseEvent) ||
-      this.__corner
+      this.getActiveControl()
     ) {
       return;
     }
@@ -201,7 +201,7 @@ export abstract class ITextClickBehavior<
       return;
     }
 
-    if (this.__lastSelected && !this.__corner) {
+    if (this.__lastSelected && !this.getActiveControl()) {
       this.selected = false;
       this.__lastSelected = false;
       this.enterEditing(e);

src/shapes/Object/InteractiveObject.ts

@@ -173,6 +173,10 @@ export class InteractiveFabricObject<
     return super._updateCacheCanvas();
   }
 
+  getActiveControl() {
+    return this.__corner
+  }
+
   /**
    * Determines which corner is under the mouse cursor, represented by `pointer`.
    * This function is return a corner only if the object is the active one.