public void DrawNodeEditor(float _width, float _height)
{
panelSize = new Vector2(_width, _height);
editorScrollPos = EditorGUILayout.BeginScrollView(editorScrollPos, false, false, GUILayout.Width(_width), GUILayout.Height(_height));
GUILayoutOption[] options = { GUILayout.Width(editorScrollSize.x), GUILayout.Height(editorScrollSize.y) };
EditorGUILayout.LabelField("", options);
GUI.SetColor(new Color(25, 25, 25));
GUI.DrawTexture(new Rect(0, 0, _width, _height), Texture2D.blackTexture);
GUI.SetColor(Color.white);
if (Background != null)
{
for (var i = 0; i < 50; i++)
{
for (var j = 0; j < 25; j++)
{
Rect texRect = new Rect(i * Background.width,
j * Background.height,
Background.width, Background.height);
GUI.DrawTexture(texRect, Background);
}
}
}
DrawEditorNodes();
LinksView.DrawLinks();
DrawIncompleteLink();
EditorGUILayout.EndScrollView();
editorScrollSize = new Vector2(farNodeX + 400, farNodeY + 400);
nodeEditorSelection.Draw(Nodes.ToArray(), LinksView.GetLinks(), editorScrollPos);
}
private void DrawBackgroundGrid(float _width, float _height)
{
if (Background != null)
{
//Background location based of current location allowing unlimited background
//How many background are needed to fill the background
var xCount = Mathf.Round(_width / Background.width) + 2;
var yCount = Mathf.Round(_height / Background.height) + 2;
//Current scroll offset for background
var xOffset = Mathf.Round(GetCurrentScrollPosX() / Background.width) - 1;
var yOffset = Mathf.Round(GetCurrentScrollPosY() / Background.height) - 1;
var texRect = new Rect(0, 0, Background.width, Background.height);
if (isInstance && constellationScript.IsDifferentThanSource)
{
GUI.SetColor(Color.yellow);
}
for (var i = xOffset; i < xOffset + xCount; i++)
{
for (var j = yOffset; j < yOffset + yCount; j++)
{
texRect.x = i * Background.width;
texRect.y = j * Background.height;
GUI.DrawTexture(texRect, Background);
}
}
GUI.SetColor(Color.white);
}
}