public void DrawPointSelected(Vector3 position)
{
ShapeEditorUtility.DrawGUIStyleCap(0, position, Quaternion.identity, ShapeEditorUtility.GetHandleSize(position), styles.pointSelectedStyle);
}
private GUISystem CreateSystem(UnityObject target)
{
var guiSystem = new GUISystem(new GUIState());
GUIAction removePointAction = null;
var pointControl = new GenericControl("Point")
{
count = () =>
{
return(GetPointCount(target));
},
distance = (guiState, i) =>
{
var position = GetPointWorld(target, i);
return(ShapeEditorUtility.DistanceToCircle(position, ShapeEditorUtility.GetHandleSize(position) * 10f));
},
position = (i) =>
{
return(GetPointWorld(target, i));
},
forward = (i) =>
{
return(GetForward(target));
},
up = (i) =>
{
return(GetUp(target));
},
right = (i) =>
{
return(GetRight(target));
},
onRepaint = (IGUIState guiState, Control control, int index) =>
{
var position = GetPointWorld(target, index);
if (guiState.hotControl == control.actionID && control.hotLayoutData.index == index)
{
m_Drawer.DrawPointSelected(position);
}
else if (guiState.hotControl == 0 && guiState.nearestControl == control.ID && control.layoutData.index == index)
{
if (removePointAction.IsEnabled(guiState))
{
m_Drawer.DrawRemovePointPreview(position);
}
else
{
m_Drawer.DrawPointHovered(position);
}
}
else
{
m_Drawer.DrawPoint(position);
}
}
};
var edgeControl = new GenericControl("Edge")
{
count = () =>
{
return(GetPointCount(target));
},
distance = (IGUIState guiState, int index) =>
{
return(ShapeEditorUtility.DistanceToSegment(GetPointWorld(target, index), NextControlPoint(target, index)));
},
position = (i) =>
{
return(GetPointWorld(target, i));
},
forward = (i) =>
{
return(GetForward(target));
},
up = (i) =>
{
return(GetUp(target));
},
right = (i) =>
{
return(GetRight(target));
},
onRepaint = (IGUIState guiState, Control control, int index) =>
{
var nextIndex = NextIndex(target, index);
var prevIndex = PrevIndex(target, index);
var isEndpointHovered =
guiState.hotControl == 0 &&
guiState.nearestControl == pointControl.ID &&
(index == pointControl.layoutData.index || nextIndex == pointControl.layoutData.index);
var isPointHovered =
guiState.hotControl == 0 &&
guiState.nearestControl == pointControl.ID &&
index == pointControl.layoutData.index;
var color = Color.white;
if (guiState.hotControl == 0 && guiState.nearestControl == control.ID && control.layoutData.index == index)
{
color = Color.yellow;
}
else if (removePointAction.IsEnabled(guiState) && isEndpointHovered)
{
if (isPointHovered)
{
m_Drawer.DrawDottedLine(GetPointWorld(target, prevIndex), GetPointWorld(target, nextIndex), 5f, color);
}
color = Color.red;
}
m_Drawer.DrawLine(GetPointWorld(target, index), GetPointWorld(target, nextIndex), 5f, color);
}
};
var createPointAction = new CreatePointAction(pointControl, edgeControl)
{
enable = (guiState, action) =>
{
return(guiState.isShiftDown);
},
enableRepaint = (IGUIState guiState, GUIAction action) =>
{
return(guiState.nearestControl != pointControl.ID && guiState.hotControl == 0);
},
repaintOnMouseMove = (guiState, action) =>
{
return(true);
},
guiToWorld = (mousePosition) =>
{
return(GUIToWorld(target, mousePosition));
},
onCreatePoint = (int index, Vector3 position) =>
{
InsertPointWorld(target, index + 1, position);
},
onPreRepaint = (guiState, action) =>
{
var position = ClosestPointInEdge(target, guiState.mousePosition, edgeControl.layoutData.index);
m_Drawer.DrawCreatePointPreview(position);
}
};
removePointAction = new ClickAction(pointControl, 0)
{
enable = (guiState, action) =>
{
return(guiState.isActionKeyDown);
},
onClick = (GUIState, control) =>
{
if (GetPointCount(target) > 3)
{
RemovePoint(target, control.layoutData.index);
}
}
};
var movePointAction = new SliderAction(pointControl)
{
onSliderChanged = (guiState, control, position) =>
{
var index = control.hotLayoutData.index;
var pointPosition = GetPointWorld(target, index);
pointPosition = position;
SetPointWorld(target, index, pointPosition);
}
};
var moveEdgeAction = new SliderAction(edgeControl)
{
onSliderChanged = (guiState, control, position) =>
{
var index = control.hotLayoutData.index;
var pointPosition = GetPointWorld(target, index);
var delta = position - pointPosition;
pointPosition += delta;
SetPointWorld(target, index, pointPosition);
pointPosition = NextControlPoint(target, index);
pointPosition += delta;
SetPointWorld(target, NextIndex(target, index), pointPosition);
}
};
guiSystem.AddControl(edgeControl);
guiSystem.AddControl(pointControl);
guiSystem.AddAction(createPointAction);
guiSystem.AddAction(removePointAction);
guiSystem.AddAction(movePointAction);
guiSystem.AddAction(moveEdgeAction);
return(guiSystem);
}
public void DrawRemovePointPreview(Vector3 position)
{
ShapeEditorUtility.DrawGUIStyleCap(0, position, Quaternion.identity, ShapeEditorUtility.GetHandleSize(position), styles.pointRemovePreviewStyle);
}
