private void HandleInput()
{
Event currentEvent = Event.current;
if (currentEvent.type == EventType.MouseDown && currentEvent.button == 0)
{
// check if we've clicked an existing key
for (int i = 0; i < keyRects.Length; i++)
{
if (keyRects [i].Contains(currentEvent.mousePosition))
{
selectedKeyIndex = i;
mouseDownOverKey = true;
break;
}
}
// add a new key, if we're not clicking on an existing one
if (!mouseDownOverKey && biomeRect.Contains(currentEvent.mousePosition))
{
float newHeight = Mathf.InverseLerp(biomeRect.yMax, biomeRect.y, currentEvent.mousePosition.y);
Color newColour = biome.EvaluateToColour(newHeight);
selectedKeyIndex = biome.AddRegion(newHeight, newColour);
mouseDownOverKey = true;
needsRepaint = true;
}
}
if (currentEvent.type == EventType.MouseUp && currentEvent.button == 0)
{
mouseDownOverKey = false;
}
if (mouseDownOverKey && currentEvent.type == EventType.MouseDrag && currentEvent.button == 0)
{
float newHeight = Mathf.InverseLerp(biomeRect.yMax, biomeRect.y, currentEvent.mousePosition.y);
selectedKeyIndex = biome.SetRegionHeight(selectedKeyIndex, newHeight);
needsRepaint = true;
}
if (currentEvent.keyCode == KeyCode.Backspace && currentEvent.type == EventType.KeyDown)
{
biome.RemoveRegion(selectedKeyIndex);
if (selectedKeyIndex >= biome.regions.Count)
{
selectedKeyIndex -= 1;
}
needsRepaint = true;
}
}
