private void OnGUI()
{
Repaint();
Toolbar();
Drag();
Grid();
Mouse();
//draw the tracks
int tracks = Mathf.CeilToInt(Screen.width / MaxTracks);
for (int i = 0; i < tracks; i++)
{
Rect position = new Rect(0, TopOffset + i * TrackHeight, LeftOffset, TrackHeight);
if (i < MaxTracks)
{
GUI.Box(position, "Track " + (i + 1), EditorStyles.helpBox);
}
else
{
GUI.Box(position, "", EditorStyles.helpBox);
}
}
//draw the patterns
bool deselect = true;
foreach (var pattern in Current.patterns)
{
Rect rect = new Rect(LeftOffset + pattern.time, TopOffset + pattern.order * TrackHeight, pattern.GetLength(Current), TrackHeight);
bool contains = rect.Contains(Event.current.mousePosition);
if (contains)
{
deselect = false;
}
if (MouseDown && contains && dragOffset == null)
{
//start dragging the pattern
var pos = new Vector2(pattern.time + LeftOffset, TopOffset + pattern.order * TrackHeight);
dragOffset = GetPatternPosition(Event.current.mousePosition - pos - Vector2.down * TopOffset);
patternDragging = pattern;
dragStart = Event.current.mousePosition;
dragDistance = 0f;
//Debug.Log("Started dragging " + pattern.Name);
}
else if (MouseDown && dragOffset != null)
{
if (pattern == patternDragging)
{
//snap the position of the pattern to the mouse
pattern.time = GetPatternPosition().x - LeftOffset - (int)dragOffset.Value.x;
pattern.time = pattern.time < 0 ? 0 : pattern.time;
float my = Event.current.mousePosition.y < TopOffset ? TopOffset : Event.current.mousePosition.y;
int patternPositionY = GetPatternPosition(new Vector2(Event.current.mousePosition.x, my)).y;
patternPositionY = patternPositionY < 0 ? 0 : patternPositionY;
pattern.order = (byte)(((uint)patternPositionY - (uint)dragOffset.Value.y) / (float)TrackHeight);
pattern.order = pattern.order > MaxTracks - 1 ? (byte)(MaxTracks - 1) : pattern.order;
dragDistance = Vector2.Distance(dragStart, Event.current.mousePosition);
}
}
else if (!MouseDown && dragOffset != null)
{
//stop dragging
//Debug.Log("Stopped dragging");
patternDragging = null;
dragOffset = null;
}
//display the pattern box
if (DrawBox(rect, pattern.name, 0.5f))
{
if (EditorApplication.timeSinceStartup > nextPianoRollOpen)
{
//Debug.Log(Event.current.button);
//only register a click if the drag distance was small enough
if (dragDistance < 1f)
{
//left click to edit
//right click to delete
if (Event.current.button == 0)
{
//double click to open piano roll
if (lastClick != null && EditorApplication.timeSinceStartup - lastClick < 0.25)
{
EditorSequencerPianoRoll.Initialize(pattern, Current);
lastClick = null;
}
else
{
//if double click failed
//simply select it on the browser
if (pattern.pattern != EditorSequencerBrowser.Selected)
{
EditorSequencerBrowser.Selected = pattern.pattern;
//new selected pattern is different, reset the double click timer
lastClick = null;
}
else
{
lastClick = EditorApplication.timeSinceStartup;
}
}
}
else if (Event.current.button == 1)
{
Current.patterns.Remove(pattern);
return;
}
}
}
}
//display the pattern notes
DrawNotes(rect, pattern);
}
//didnt click on any patterns in the playlist
//so place a pattern here if one is selected
if (deselect && EditorSequencerBrowser.Selected != null)
{
if (Event.current.button == 0)
{
if (Event.current.type == EventType.MouseDown)
{
nextPianoRollOpen = EditorApplication.timeSinceStartup + 0.5;
var mouse = GetPatternPosition();
var pattern = Current.uniquePatterns[EditorSequencerBrowser.Selected.Value];
Add(mouse, pattern);
}
}
}
}
private void OnGUI()
{
Repaint();
//display the create pattern button
if (GUILayout.Button("New Pattern", EditorStyles.toolbarButton))
{
int runs = 1;
string patternName = "Pattern " + runs;
while (true)
{
runs++;
//check if this pattern name already exists
bool exists = false;
for (int i = 0; i < Current.uniquePatterns.Count; i++)
{
if (Current.uniquePatterns[i].name == patternName)
{
//this pattern name is already taken,
//make a new one
patternName = "Pattern " + runs;
exists = true;
break;
}
}
if (!exists)
{
//pattern with this name doesnt exist
//so break
break;
}
}
var pattern = new Pattern(patternName, Current);
Current.uniquePatterns.Add(pattern);
}
//no patterns found in the track, show info
if (Current.uniquePatterns.Count == 0)
{
EditorGUILayout.HelpBox("No patterns in the current track.", MessageType.Info);
}
//display a list of all the patterns
bool deselect = true;
for (int i = 0; i < Current.uniquePatterns.Count; i++)
{
Pattern pattern = Current.uniquePatterns[i];
Rect rect = GUILayoutUtility.GetRect(Screen.width, PatternHeight);
if (rect.Contains(Event.current.mousePosition))
{
deselect = false;
if (Event.current.type == EventType.MouseDown)
{
DragAndDrop.PrepareStartDrag();// reset data
DragAndDrop.SetGenericData("pattern_index", Current.uniquePatterns.IndexOf(pattern));
DragAndDrop.objectReferences = new Object[] { new Object() };
Event.current.Use();
}
if (Event.current.type == EventType.MouseDrag)
{
if (DragAndDrop.GetGenericData("pattern_index") != null)
{
DragAndDrop.StartDrag("Dragging " + pattern.name);
Event.current.Use();
}
}
}
if (DrawBox(rect, pattern.name, Selected == i ? 1.2f : 0.75f))
{
//open piano roll on left click
//delete on right click
if (Event.current.button == 0)
{
//double click to open piano roll
if (lastClick != null && EditorApplication.timeSinceStartup - lastClick < 0.25)
{
EditorSequencerPianoRoll.Initialize(pattern);
lastClick = null;
}
else
{
//if double click failed
//simply select it on the browser
if (Selected != i)
{
Selected = i;
lastClick = null;
}
else
{
lastClick = EditorApplication.timeSinceStartup;
}
}
}
else if (Event.current.button == 1)
{
//deleted a selected pattern, reset the selection index
if (Selected == i)
{
Selected = null;
}
Current.uniquePatterns.Remove(pattern);
//also delete any patterns on the playlist that reference this pattern
int d = 0;
while (d < Current.patterns.Count)
{
if (Current.patterns[d].pattern == i)
{
Current.patterns.RemoveAt(d);
//deleted a pattern
//restart the loop and try again until this reaches the last index
d = 0;
continue;
}
d++;
}
//shift other patterns down
for (int p = 0; p < Current.patterns.Count; p++)
{
if (Current.patterns[p].pattern != 0)
{
Current.patterns[p].pattern--;
}
}
return;
}
}
}
//clicked on nothing
if (deselect)
{
if (Event.current.button == 0)
{
if (Event.current.type == EventType.MouseDown)
{
Selected = null;
}
}
}
}