Optimized jsexport by tailored resolv lib.

resolv_tailored/cell.go

@@ -0,0 +1,63 @@
+package resolv
+
+// Cell is used to contain and organize Object information.
+type Cell struct {
+	X, Y    int       // The X and Y position of the cell in the Space - note that this is in Grid position, not World position.
+	Objects []*Object // The Objects that a Cell contains.
+}
+
+// newCell creates a new cell at the specified X and Y position. Should not be used directly.
+func newCell(x, y int) *Cell {
+	return &Cell{
+		X:       x,
+		Y:       y,
+		Objects: []*Object{},
+	}
+}
+
+// register registers an object with a Cell. Should not be used directly.
+func (cell *Cell) register(obj *Object) {
+	if !cell.Contains(obj) {
+		cell.Objects = append(cell.Objects, obj)
+	}
+}
+
+// unregister unregisters an object from a Cell. Should not be used directly.
+func (cell *Cell) unregister(obj *Object) {
+
+	for i, o := range cell.Objects {
+
+		if o == obj {
+			cell.Objects[i] = cell.Objects[len(cell.Objects)-1]
+			cell.Objects = cell.Objects[:len(cell.Objects)-1]
+			break
+		}
+
+	}
+
+}
+
+// Contains returns whether a Cell contains the specified Object at its position.
+func (cell *Cell) Contains(obj *Object) bool {
+	for _, o := range cell.Objects {
+		if o == obj {
+			return true
+		}
+	}
+	return false
+}
+
+// ContainsTags returns whether a Cell contains an Object that has the specified tag at its position.
+func (cell *Cell) ContainsTags(tags ...string) bool {
+	for _, o := range cell.Objects {
+		if o.HasTags(tags...) {
+			return true
+		}
+	}
+	return false
+}
+
+// Occupied returns whether a Cell contains any Objects at all.
+func (cell *Cell) Occupied() bool {
+	return len(cell.Objects) > 0
+}