public SrpgLayer CreateLayer(string layerName, bool touchable = false, int zIndexStart = -1)
{
if (zIndexStart < 0)
{
// magic number 5!?
List <SrpgLayer> layers = GetSortedLayers();
if (layers.Count > 0)
{
zIndexStart = layers[0].zIndexStart + _mapHeight + 5;
}
else
{
zIndexStart = 5;
}
}
GameObject layerObj = new GameObject(layerName);
layerObj.transform.parent = transform;
layerObj.transform.position = Vector3.zero;
SrpgLayer newLayer = layerObj.AddComponent <SrpgLayer>();
newLayer.touchable = touchable;
newLayer.SetZIndex(zIndexStart, _mapHeight);
return(newLayer);
}
public void ZIndexDown(int layerIndex)
{
if (layerIndex >= transform.childCount - 1)
{
return;
}
List <SrpgLayer> layers = GetSortedLayers();
SrpgLayer destLayer = layers[layerIndex + 1];
SrpgLayer targetLayer = layers[layerIndex];
int destLayerZIndexStart = destLayer.zIndexStart;
destLayer.SetZIndex(targetLayer.zIndexStart, _mapHeight);
targetLayer.SetZIndex(destLayerZIndexStart, _mapHeight);
layers[layerIndex + 1] = targetLayer;
layers[layerIndex] = destLayer;
}
public void ZIndexUp(int layerIndex)
{
if (layerIndex <= 0)
{
return;
}
List <SrpgLayer> layers = GetSortedLayers();
SrpgLayer destLayer = layers[layerIndex - 1];
SrpgLayer targetLayer = layers[layerIndex];
int destLayerZIndexStart = destLayer.zIndexStart;
destLayer.SetZIndex(targetLayer.zIndexStart, _mapHeight);
targetLayer.SetZIndex(destLayerZIndexStart, _mapHeight);
layers[layerIndex - 1] = targetLayer;
layers[layerIndex] = destLayer;
}