public static GameObject PlacePrefabInScene()
{
// Make sure target parent is referenced
ReferenceTargetParent();
if (MAST_Placement_Visualizer.visualizerOnGrid && MAST_Placement_Visualizer.GetGameObject() != null &&
MAST_Placement_Visualizer.GetGameObject() != null)
{
// If drawing continuous and an object was just drawn here, exit without drawing
if (MAST_Placement_Interface.placementMode == MAST_Placement_Interface.PlacementMode.DrawContinuous)
{
if (lastPosition == MAST_Placement_Visualizer.GetGameObject().transform.position)
{
return(null);
}
}
// If GameObject already exists here, exit without placing the block
if (GameObjectAlreadyHere())
{
return(null);
}
// Instantiate the prefab
GameObject newPrefab = (GameObject)PrefabUtility.InstantiatePrefab(MAST_Palette.GetSelectedPrefab());
// Correct GameObject transform and name "to remove (clone)"
newPrefab.transform.rotation = MAST_Placement_Visualizer.GetGameObject().transform.rotation;
newPrefab.transform.localScale = MAST_Placement_Visualizer.GetGameObject().transform.localScale;
newPrefab.transform.position = MAST_Placement_Visualizer.GetGameObject().transform.position;
newPrefab.name = MAST_Palette.GetSelectedPrefab().name;
// Make new prefab child of the target parent
newPrefab.transform.parent = targetParent.transform;
// Add MAST script to GameObject if it was missing it
if (!newPrefab.GetComponent <MAST_Prefab_Component>())
{
newPrefab.AddComponent <MAST_Prefab_Component>();
}
// Randomize the seed after placement
if (MAST_Settings.gui.toolbar.selectedDrawToolIndex == 3)
{
MAST_Placement_Randomizer.GenerateNewRandomSeed();
}
// Save this GameObject position
lastPosition = MAST_Placement_Visualizer.GetGameObject().transform.position;
// Make this an Undo point, just after placing the prefab
Undo.RegisterCreatedObjectUndo(newPrefab, "Placed new Prefab");
// Return with newly created GameObject
return(newPrefab);
}
return(null);
}
// Moves the visualizer prefab to a position based on the current mouse position
public static void UpdateVisualizerPosition()
{
// If a tool is selected
if (MAST_Placement_Interface.placementMode != MAST_Placement_Interface.PlacementMode.None)
{
// If visualizer exists
if (visualizerGameObject != null)
{
// Update visualizer position from pointer location on grid
visualizerGameObject.transform.position =
MAST_Placement_Helper.GetPositionOnGridClosestToMousePointer();
// If Eraser tool is not selected
if (MAST_Settings.gui.toolbar.selectedDrawToolIndex != 4)
{
// Apply position offset
visualizerGameObject.transform.position += MAST_Placement_Helper.GetOffsetPosition();
// If Randomizer is selected
if (MAST_Settings.gui.toolbar.selectedDrawToolIndex == 3)
{
// If Prefab in randomizable, apply Randomizer to transform
if (MAST_Placement_Helper.Randomizer.GetRandomizable())
{
visualizerGameObject = MAST_Placement_Randomizer.ApplyRandomizerToTransform(
visualizerGameObject, MAST_Placement_Manipulate.GetCurrentRotation());
}
}
}
// Set visualizer visibility based on if mouse over grid
if (pointerInSceneview)
{
visualizerGameObject.SetActive(visualizerOnGrid);
}
}
}
}
public bool ProcessHotkeys()
{
// Set change made to false
bool changeMade = false;
// Get current event
Event currentEvent = Event.current;
// Get the control's ID
int controlID = GUIUtility.GetControlID(FocusType.Passive);
// If a key is pressed
if (Event.current.GetTypeForControl(controlID) == EventType.KeyDown)
{
// Toggle grid visibility
if (KeysPressed(currentEvent,
MAST_Settings.hotkey.toggleGridKey,
MAST_Settings.hotkey.toggleGridMod))
{
MAST_Grid_Manager.gridExists = !MAST_Grid_Manager.gridExists;
MAST_Grid_Manager.ChangeGridVisibility();
changeMade = true;
}
// Move grid up
if (KeysPressed(currentEvent,
MAST_Settings.hotkey.moveGridUpKey,
MAST_Settings.hotkey.moveGridUpMod))
{
MAST_Grid_Manager.MoveGridUp();
changeMade = true;
}
// Move grid down
if (KeysPressed(currentEvent,
MAST_Settings.hotkey.moveGridDownKey,
MAST_Settings.hotkey.moveGridDownMod))
{
MAST_Grid_Manager.MoveGridDown();
changeMade = true;
}
// Deselect prefab in palette or draw tool
if (KeysPressed(currentEvent,
MAST_Settings.hotkey.deselectPrefabKey,
MAST_Settings.hotkey.deselectPrefabMod))
{
// Deselect palette item and draw tool
MAST_Palette.selectedItemIndex = -1;
MAST_Settings.gui.toolbar.selectedDrawToolIndex = -1;
MAST_Placement_Interface.ChangePlacementMode(MAST_Placement_Interface.PlacementMode.None);
changeMade = true;
}
// Draw single
if (KeysPressed(currentEvent,
MAST_Settings.hotkey.drawSingleKey,
MAST_Settings.hotkey.drawSingleMod))
{
// If Draw Single isn't selected, select it
if (MAST_Settings.gui.toolbar.selectedDrawToolIndex != 0)
{
MAST_Settings.gui.toolbar.selectedDrawToolIndex = 0;
MAST_Placement_Interface.ChangePlacementMode(MAST_Placement_Interface.PlacementMode.DrawSingle);
}
else
{
// If Draw Single was selected, deselect it
if (MAST_Settings.gui.toolbar.selectedDrawToolIndex == 0)
{
MAST_Settings.gui.toolbar.selectedDrawToolIndex = -1;
MAST_Placement_Interface.ChangePlacementMode(MAST_Placement_Interface.PlacementMode.None);
}
}
changeMade = true;
}
// Draw Continuous
if (KeysPressed(currentEvent,
MAST_Settings.hotkey.drawContinuousKey,
MAST_Settings.hotkey.drawContinuousMod))
{
// If Draw Continuous isn't selected, select it
if (MAST_Settings.gui.toolbar.selectedDrawToolIndex != 1)
{
MAST_Settings.gui.toolbar.selectedDrawToolIndex = 1;
MAST_Placement_Interface.ChangePlacementMode(MAST_Placement_Interface.PlacementMode.DrawContinuous);
}
else
{
// If Draw continuous was selected, deselect it
if (MAST_Settings.gui.toolbar.selectedDrawToolIndex == 1)
{
MAST_Settings.gui.toolbar.selectedDrawToolIndex = -1;
MAST_Placement_Interface.ChangePlacementMode(MAST_Placement_Interface.PlacementMode.None);
}
}
changeMade = true;
}
// Paint square
if (KeysPressed(currentEvent,
MAST_Settings.hotkey.paintSquareKey,
MAST_Settings.hotkey.paintSquareMod))
{
// If Paint Square isn't selected, select it
if (MAST_Settings.gui.toolbar.selectedDrawToolIndex != 2)
{
MAST_Settings.gui.toolbar.selectedDrawToolIndex = 2;
MAST_Placement_Interface.ChangePlacementMode(MAST_Placement_Interface.PlacementMode.PaintArea);
}
else
{
// If Paint Square was selected, deselect it
if (MAST_Settings.gui.toolbar.selectedDrawToolIndex == 2)
{
MAST_Settings.gui.toolbar.selectedDrawToolIndex = -1;
MAST_Placement_Interface.ChangePlacementMode(MAST_Placement_Interface.PlacementMode.None);
}
}
changeMade = true;
}
// Toggle randomizer
if (KeysPressed(currentEvent,
MAST_Settings.hotkey.randomizerKey,
MAST_Settings.hotkey.randomizerMod))
{
// If Randomizer isn't selected, select it
if (MAST_Settings.gui.toolbar.selectedDrawToolIndex != 3)
{
MAST_Settings.gui.toolbar.selectedDrawToolIndex = 3;
MAST_Placement_Interface.ChangePlacementMode(MAST_Placement_Interface.PlacementMode.Randomize);
}
else
{
// If Randomizer was selected, deselect it
if (MAST_Settings.gui.toolbar.selectedDrawToolIndex == 3)
{
MAST_Settings.gui.toolbar.selectedDrawToolIndex = -1;
MAST_Placement_Interface.ChangePlacementMode(MAST_Placement_Interface.PlacementMode.None);
}
}
changeMade = true;
}
// Toggle erase
if (KeysPressed(currentEvent,
MAST_Settings.hotkey.eraseKey,
MAST_Settings.hotkey.eraseMod))
{
// If Erase isn't selected, select it
if (MAST_Settings.gui.toolbar.selectedDrawToolIndex != 4)
{
MAST_Settings.gui.toolbar.selectedDrawToolIndex = 4;
MAST_Placement_Interface.ChangePlacementMode(MAST_Placement_Interface.PlacementMode.Erase);
}
else
{
// If Erase was selected, deselect it
if (MAST_Settings.gui.toolbar.selectedDrawToolIndex == 4)
{
MAST_Settings.gui.toolbar.selectedDrawToolIndex = -1;
MAST_Placement_Interface.ChangePlacementMode(MAST_Placement_Interface.PlacementMode.None);
}
}
changeMade = true;
}
// New random seed
if (KeysPressed(currentEvent,
MAST_Settings.hotkey.newRandomSeedKey,
MAST_Settings.hotkey.newRandomSeedMod))
{
MAST_Placement_Randomizer.GenerateNewRandomSeed();
changeMade = true;
}
// Rotate prefab
if (KeysPressed(currentEvent,
MAST_Settings.hotkey.rotatePrefabKey,
MAST_Settings.hotkey.rotatePrefabMod))
{
MAST_Placement_Manipulate.RotateObject();
changeMade = true;
}
// Flip prefab
if (KeysPressed(currentEvent,
MAST_Settings.hotkey.flipPrefabKey,
MAST_Settings.hotkey.flipPrefabMod))
{
MAST_Placement_Manipulate.FlipObject();
changeMade = true;
}
}
return(changeMade);
}
// ---------------------------------------------------------------------------
#region Change Placement Mode
// ---------------------------------------------------------------------------
public static void ChangePlacementMode(PlacementMode newPlacementMode)
{
// Get new selected Draw Tool
placementMode = newPlacementMode;
// Remove any previous visualizer
MAST_Placement_Visualizer.RemoveVisualizer();
// --------------------------------
// Create Visualizer
// --------------------------------
// If changed tool to Nothing or Eraser
if (placementMode == PlacementMode.None || placementMode == PlacementMode.Erase)
{
// Deselect any item in the palette
MAST_Palette.selectedItemIndex = -1;
// If changed tool to Eraser
if (placementMode == PlacementMode.Erase)
{
// Create eraser visualizer
ChangePrefabToEraser();
}
// If changed tool to Nothing, remove the visualizer
else
{
MAST_Placement_Visualizer.RemoveVisualizer();
}
}
// If changed tool to Draw Single, Draw Continuous, Paint Area, or Randomizer
else
{
// If a palette item is selected
if (MAST_Palette.selectedItemIndex != -1)
{
// Create visualizer from selected item in the palette
ChangeSelectedPrefab();
// If changed tool to Randomizer
if (placementMode == PlacementMode.Randomize)
{
// Make a new random seed
MAST_Placement_Randomizer.GenerateNewRandomSeed();
}
}
}
// If Draw Continuous nor Paint Area tools are selected
if (placementMode != PlacementMode.DrawContinuous &&
placementMode != PlacementMode.PaintArea)
{
// Delete last saved position
MAST_Placement_Place.lastPosition = Vector3.positiveInfinity;
// Remove any paint area visualization
MAST_Placement_PaintArea.DeletePaintArea();
}
}