public void DrawItem(Rect position, int index)
{
Command command = this[index].objectReferenceValue as Command;
if (command == null)
{
return;
}
CommandInfoAttribute commandInfoAttr = CommandEditor.GetCommandInfo(command.GetType());
if (commandInfoAttr == null)
{
return;
}
var flowchart = (Flowchart)command.GetFlowchart();
if (flowchart == null)
{
return;
}
bool isComment = command.GetType() == typeof(Comment);
bool isLabel = (command.GetType() == typeof(Label));
bool error = false;
string summary = command.GetSummary();
if (summary == null)
{
summary = "";
}
else
{
summary = summary.Replace("\n", "").Replace("\r", "");
}
if (summary.StartsWith("Error:"))
{
error = true;
}
if (isComment || isLabel)
{
summary = "<b> " + summary + "</b>";
}
else
{
summary = "<i>" + summary + "</i>";
}
bool commandIsSelected = false;
foreach (Command selectedCommand in flowchart.SelectedCommands)
{
if (selectedCommand == command)
{
commandIsSelected = true;
break;
}
}
string commandName = commandInfoAttr.CommandName;
GUIStyle commandLabelStyle = new GUIStyle(GUI.skin.box);
commandLabelStyle.normal.background = FungusEditorResources.CommandBackground;
int borderSize = 5;
commandLabelStyle.border.top = borderSize;
commandLabelStyle.border.bottom = borderSize;
commandLabelStyle.border.left = borderSize;
commandLabelStyle.border.right = borderSize;
commandLabelStyle.alignment = TextAnchor.MiddleLeft;
commandLabelStyle.richText = true;
commandLabelStyle.fontSize = 11;
commandLabelStyle.padding.top -= 1;
float indentSize = 20;
for (int i = 0; i < command.IndentLevel; ++i)
{
Rect indentRect = position;
indentRect.x += i * indentSize - 21;
indentRect.width = indentSize + 1;
indentRect.y -= 2;
indentRect.height += 5;
GUI.backgroundColor = new Color(0.5f, 0.5f, 0.5f, 1f);
GUI.Box(indentRect, "", commandLabelStyle);
}
float commandNameWidth = Mathf.Max(commandLabelStyle.CalcSize(new GUIContent(commandName)).x, 90f);
float indentWidth = command.IndentLevel * indentSize;
Rect commandLabelRect = position;
commandLabelRect.x += indentWidth - 21;
commandLabelRect.y -= 2;
commandLabelRect.width -= (indentSize * command.IndentLevel - 22);
commandLabelRect.height += 5;
// There's a weird incompatibility between the Reorderable list control used for the command list and
// the UnityEvent list control used in some commands. In play mode, if you click on the reordering grabber
// for a command in the list it causes the UnityEvent list to spew null exception errors.
// The workaround for now is to hide the reordering grabber from mouse clicks by extending the command
// selection rectangle to cover it. We are planning to totally replace the command list display system.
Rect clickRect = position;
clickRect.x -= 20;
clickRect.width += 20;
// Select command via left click
if (Event.current.type == EventType.MouseDown &&
Event.current.button == 0 &&
clickRect.Contains(Event.current.mousePosition))
{
if (flowchart.SelectedCommands.Contains(command) && Event.current.button == 0)
{
// Left click on already selected command
// Command key and shift key is not pressed
if (!EditorGUI.actionKey && !Event.current.shift)
{
BlockEditor.actionList.Add(delegate {
flowchart.SelectedCommands.Remove(command);
flowchart.ClearSelectedCommands();
});
}
// Command key pressed
if (EditorGUI.actionKey)
{
BlockEditor.actionList.Add(delegate {
flowchart.SelectedCommands.Remove(command);
});
Event.current.Use();
}
}
else
{
bool shift = Event.current.shift;
// Left click and no command key
if (!shift && !EditorGUI.actionKey && Event.current.button == 0)
{
BlockEditor.actionList.Add(delegate {
flowchart.ClearSelectedCommands();
});
Event.current.Use();
}
BlockEditor.actionList.Add(delegate {
flowchart.AddSelectedCommand(command);
});
// Find first and last selected commands
int firstSelectedIndex = -1;
int lastSelectedIndex = -1;
if (flowchart.SelectedCommands.Count > 0)
{
if (flowchart.SelectedBlock != null)
{
for (int i = 0; i < flowchart.SelectedBlock.CommandList.Count; i++)
{
Command commandInBlock = flowchart.SelectedBlock.CommandList[i];
foreach (Command selectedCommand in flowchart.SelectedCommands)
{
if (commandInBlock == selectedCommand)
{
firstSelectedIndex = i;
break;
}
}
}
for (int i = flowchart.SelectedBlock.CommandList.Count - 1; i >= 0; i--)
{
Command commandInBlock = flowchart.SelectedBlock.CommandList[i];
foreach (Command selectedCommand in flowchart.SelectedCommands)
{
if (commandInBlock == selectedCommand)
{
lastSelectedIndex = i;
break;
}
}
}
}
}
if (shift)
{
int currentIndex = command.CommandIndex;
if (firstSelectedIndex == -1 ||
lastSelectedIndex == -1)
{
// No selected command found - select entire list
firstSelectedIndex = 0;
lastSelectedIndex = currentIndex;
}
else
{
if (currentIndex < firstSelectedIndex)
{
firstSelectedIndex = currentIndex;
}
if (currentIndex > lastSelectedIndex)
{
lastSelectedIndex = currentIndex;
}
}
for (int i = Math.Min(firstSelectedIndex, lastSelectedIndex); i < Math.Max(firstSelectedIndex, lastSelectedIndex); ++i)
{
var selectedCommand = flowchart.SelectedBlock.CommandList[i];
BlockEditor.actionList.Add(delegate {
flowchart.AddSelectedCommand(selectedCommand);
});
}
}
Event.current.Use();
}
GUIUtility.keyboardControl = 0; // Fix for textarea not refeshing (change focus)
}
Color commandLabelColor = Color.white;
if (flowchart.ColorCommands)
{
commandLabelColor = command.GetButtonColor();
}
if (commandIsSelected)
{
commandLabelColor = Color.green;
}
else if (!command.enabled)
{
commandLabelColor = Color.grey;
}
else if (error)
{
// TODO: Show warning icon
}
GUI.backgroundColor = commandLabelColor;
if (isComment)
{
GUI.Label(commandLabelRect, "", commandLabelStyle);
}
else
{
string commandNameLabel;
if (flowchart.ShowLineNumbers)
{
commandNameLabel = command.CommandIndex.ToString() + ": " + commandName;
}
else
{
commandNameLabel = commandName;
}
GUI.Label(commandLabelRect, commandNameLabel, commandLabelStyle);
}
if (command.ExecutingIconTimer > Time.realtimeSinceStartup)
{
Rect iconRect = new Rect(commandLabelRect);
iconRect.x += iconRect.width - commandLabelRect.width - 20;
iconRect.width = 20;
iconRect.height = 20;
Color storeColor = GUI.color;
float alpha = (command.ExecutingIconTimer - Time.realtimeSinceStartup) / FungusConstants.ExecutingIconFadeTime;
alpha = Mathf.Clamp01(alpha);
GUI.color = new Color(1f, 1f, 1f, alpha);
GUI.Label(iconRect, FungusEditorResources.PlaySmall, new GUIStyle());
GUI.color = storeColor;
}
Rect summaryRect = new Rect(commandLabelRect);
if (isComment)
{
summaryRect.x += 5;
}
else
{
summaryRect.x += commandNameWidth + 5;
summaryRect.width -= commandNameWidth + 5;
}
GUIStyle summaryStyle = new GUIStyle();
summaryStyle.fontSize = 10;
summaryStyle.padding.top += 5;
summaryStyle.richText = true;
summaryStyle.wordWrap = false;
summaryStyle.clipping = TextClipping.Clip;
commandLabelStyle.alignment = TextAnchor.MiddleLeft;
GUI.Label(summaryRect, summary, summaryStyle);
if (error)
{
GUISkin editorSkin = EditorGUIUtility.GetBuiltinSkin(EditorSkin.Inspector);
Rect errorRect = new Rect(summaryRect);
errorRect.x += errorRect.width - 20;
errorRect.y += 2;
errorRect.width = 20;
GUI.Label(errorRect, editorSkin.GetStyle("CN EntryError").normal.background);
summaryRect.width -= 20;
}
GUI.backgroundColor = Color.white;
}
public virtual void DrawCommandInspectorGUI()
{
Command t = target as Command;
if (t == null)
{
return;
}
var flowchart = (Flowchart)t.GetFlowchart();
if (flowchart == null)
{
return;
}
CommandInfoAttribute commandInfoAttr = CommandEditor.GetCommandInfo(t.GetType());
if (commandInfoAttr == null)
{
return;
}
GUILayout.BeginVertical(GUI.skin.box);
if (t.enabled)
{
if (flowchart.ColorCommands)
{
GUI.backgroundColor = t.GetButtonColor();
}
else
{
GUI.backgroundColor = Color.white;
}
}
else
{
GUI.backgroundColor = Color.grey;
}
GUILayout.BeginHorizontal(GUI.skin.button);
string commandName = commandInfoAttr.CommandName;
GUILayout.Label(commandName, GUILayout.MinWidth(80), GUILayout.ExpandWidth(true));
GUILayout.FlexibleSpace();
GUILayout.Label(new GUIContent("(" + t.ItemId + ")"));
GUILayout.Space(10);
GUI.backgroundColor = Color.white;
bool enabled = t.enabled;
enabled = GUILayout.Toggle(enabled, new GUIContent());
if (t.enabled != enabled)
{
Undo.RecordObject(t, "Set Enabled");
t.enabled = enabled;
}
GUILayout.EndHorizontal();
GUI.backgroundColor = Color.white;
EditorGUILayout.Separator();
DrawCommandGUI();
EditorGUILayout.Separator();
if (t.ErrorMessage.Length > 0)
{
GUIStyle style = new GUIStyle(GUI.skin.label);
style.normal.textColor = new Color(1, 0, 0);
EditorGUILayout.LabelField(new GUIContent("Error: " + t.ErrorMessage), style);
}
GUILayout.EndVertical();
// Display help text
CommandInfoAttribute infoAttr = CommandEditor.GetCommandInfo(t.GetType());
if (infoAttr != null)
{
EditorGUILayout.HelpBox(infoAttr.HelpText, MessageType.Info, true);
}
}