feat(subflow): add extendParent option

2022-01-04 11:15:44 +01:00
parent f01e239947
commit eaeebdd12e
3 changed files with 43 additions and 3 deletions
@@ -28,6 +28,44 @@ function applyChanges(changes: NodeChange[] | EdgeChange[], elements: any[]): an
            updateItem.dragging = currentChange.dragging;
          }

+          if (updateItem.expandParent) {
+            const parent = res.find((e) => e.id === updateItem.parentNode);
+
+            if (parent) {
+              const extendWidth = updateItem.position.x + updateItem.width - parent.width;
+              const extendHeight = updateItem.position.y + updateItem.height - parent.height;
+
+              if (extendWidth > 0 || extendHeight > 0 || updateItem.position.x < 0 || updateItem.position.y < 0) {
+                parent.style = { ...parent.style } || {};
+
+                if (extendWidth > 0) {
+                  parent.style.width += extendWidth;
+                }
+
+                if (extendHeight > 0) {
+                  parent.style.height += extendHeight;
+                }
+
+                if (updateItem.position.x < 0) {
+                  const xDiff = Math.abs(updateItem.position.x);
+                  parent.position.x = parent.position.x - xDiff;
+                  parent.style.width += xDiff;
+                  updateItem.position.x = 0;
+                }
+
+                if (updateItem.position.y < 0) {
+                  const yDiff = Math.abs(updateItem.position.y);
+                  parent.position.y = parent.position.y - yDiff;
+                  parent.style.height += yDiff;
+                  updateItem.position.y = 0;
+                }
+
+                parent.width = parent.style.width;
+                parent.height = parent.style.height;
+              }
+            }
+          }
+
          res.push(updateItem);
          return res;
        }