public override void OnPaintSceneGUI(IGridLayout grid, GameObject[] layers, BoundsInt position, GridBrushBase.Tool tool, bool executing)
{
base.OnPaintSceneGUI(grid, layers, position, tool, executing);
if (lineBrush.lineStartActive)
{
foreach (GameObject go in layers)
{
Tilemap tilemap = go.GetComponent <Tilemap>();
if (tilemap != null)
{
tilemap.ClearAllEditorPreviewTiles();
}
}
// Draw preview tiles for tilemap
Vector2Int startPos = new Vector2Int(lineBrush.lineStart.x, lineBrush.lineStart.y);
Vector2Int endPos = new Vector2Int(position.x, position.y);
if (startPos == endPos)
{
brush.PaintPreview(grid, layers, position);
}
else
{
foreach (var point in LineBrush.GetPointsOnLine(startPos, endPos))
{
Vector3Int paintPos = new Vector3Int(point.x, point.y, position.z);
BoundsInt previewPos = new BoundsInt(paintPos, position.size);
brush.PaintPreview(grid, layers, previewPos);
}
}
if (Event.current.type == EventType.Repaint)
{
var min = lineBrush.lineStart;
var max = lineBrush.lineStart + position.size;
// Draws a box on the picked starting position
GL.PushMatrix();
GL.MultMatrix(GUI.matrix);
GL.Begin(GL.LINES);
Handles.color = Color.blue;
Handles.DrawLine(new Vector3(min.x, min.y, min.z), new Vector3(max.x, min.y, min.z));
Handles.DrawLine(new Vector3(max.x, min.y, min.z), new Vector3(max.x, max.y, min.z));
Handles.DrawLine(new Vector3(max.x, max.y, min.z), new Vector3(min.x, max.y, min.z));
Handles.DrawLine(new Vector3(min.x, max.y, min.z), new Vector3(min.x, min.y, min.z));
GL.End();
GL.PopMatrix();
}
}
}
public override void OnPaintSceneGUI(GridLayout grid, GameObject brushTarget, BoundsInt position, GridBrushBase.Tool tool, bool executing)
{
base.OnPaintSceneGUI(grid, brushTarget, position, tool, executing);
if (Brush.LineStartActive)
{
var tilemap = brushTarget.GetComponent <Tilemap>();
if (tilemap != null)
{
tilemap.ClearAllEditorPreviewTiles();
}
var startPos = new Vector2Int(Brush.LineStart.x, Brush.LineStart.y);
var endPos = new Vector2Int(position.x, position.y);
if (startPos == endPos)
{
PaintPreview(grid, brushTarget, position.min);
}
else
{
foreach (var p in LineBrush.GetPointsOnLine(startPos, endPos, Brush.FillGaps))
{
PaintPreview(grid, brushTarget, new Vector3Int(p.x, p.y, position.z));
}
}
if (Event.current.type == EventType.Repaint)
{
var min = Brush.LineStart;
var max = Brush.LineStart + position.size;
GL.PushMatrix();
GL.MultMatrix(GUI.matrix);
GL.Begin(GL.LINES);
Handles.color = Color.blue;
Handles.DrawLine(new Vector3(min.x, min.y, min.z), new Vector3(max.x, min.y, min.z));
Handles.DrawLine(new Vector3(max.x, min.y, min.z), new Vector3(max.x, max.y, min.z));
Handles.DrawLine(new Vector3(max.x, max.y, min.z), new Vector3(min.x, max.y, min.z));
Handles.DrawLine(new Vector3(min.x, max.y, min.z), new Vector3(min.x, min.y, min.z));
GL.End();
GL.PopMatrix();
}
}
}
