Enhance sprite delete behavior

This commit is contained in:
Paul Kaplan 2017-06-12 08:35:27 -04:00
parent 40345384aa
commit 9c5d43e9d3

View file

@ -364,6 +364,8 @@ class VirtualMachine extends EventEmitter {
*/
deleteSprite (targetId) {
const target = this.runtime.getTargetById(targetId);
const targetIndexBeforeDelete = this.runtime.targets.map(t => t.id).indexOf(target.id);
if (target) {
if (!target.isSprite()) {
throw new Error('Cannot delete non-sprite targets.');
@ -379,8 +381,8 @@ class VirtualMachine extends EventEmitter {
this.runtime.disposeTarget(sprite.clones[i]);
// Ensure editing target is switched if we are deleting it.
if (clone === currentEditingTarget) {
const lastTargetIndex = this.runtime.targets.length - 1;
this.setEditingTarget(this.runtime.targets[lastTargetIndex].id);
const nextTargetIndex = Math.min(this.runtime.targets.length - 1, targetIndexBeforeDelete);
this.setEditingTarget(this.runtime.targets[nextTargetIndex].id);
}
}
// Sprite object should be deleted by GC.