Color GetHandleColor(VertNames vertName)
{
Color handleColor = Color.white;
switch (vertName)
{
case VertNames.TopLeft:
handleColor = (selectTopLeft) ? Color.yellow : Color.green;
break;
case VertNames.TopRight:
handleColor = (selectTopRight) ? Color.yellow : Color.green;
break;
case VertNames.BottomLeft:
handleColor = (selectBottomLeft) ? Color.yellow : Color.green;
break;
case VertNames.BottomRight:
handleColor = (selectBottomRight) ? Color.yellow : Color.green;
break;
}
return(handleColor);
}
void OnSceneGUI()
{
editor = target as QuadEditor;
if (setVertices && editor.mesh)
{
setVertices = false;
defaultBottomLeft = editor.mesh.vertices[0];
defaultTopRight = editor.mesh.vertices[1];
defaultBottomRight = editor.mesh.vertices[2];
defaultTopLeft = editor.mesh.vertices[3];
bottomLeft = editor.mesh.vertices[0];
topRight = editor.mesh.vertices[1];
bottomRight = editor.mesh.vertices[2];
topLeft = editor.mesh.vertices[3];
}
int controlID = GUIUtility.GetControlID(FocusType.Passive);
if (Event.current.type == EventType.Layout)
{
HandleUtility.AddDefaultControl(controlID);
}
else
{
Ray screenToWordCoords = Camera.current.ScreenPointToRay(new Vector3(Event.current.mousePosition.x, -Event.current.mousePosition.y + Camera.current.pixelHeight));
Vector3 mousePos = screenToWordCoords.origin;
mousePos = new Vector3(mousePos.x, mousePos.y, editor.transform.position.z);
Handles.color = GetHandleColor(VertNames.TopLeft);
Debug.Log(topLeft + editor.transform.position);
Handles.SphereCap(controlID, new Vector3(editor.transform.position.x + topLeft.x, editor.transform.position.y + topLeft.y, 0), editor.transform.rotation, 0.05f);
Handles.color = GetHandleColor(VertNames.TopRight);
Handles.SphereCap(controlID, new Vector3(editor.transform.position.x + topRight.x, editor.transform.position.y + topRight.y, 0), editor.transform.rotation, 0.05f);
Handles.color = GetHandleColor(VertNames.BottomRight);
Handles.SphereCap(controlID, new Vector3(editor.transform.position.x + bottomRight.x, editor.transform.position.y + bottomRight.y, 0), editor.transform.rotation, 0.05f);
Handles.color = GetHandleColor(VertNames.BottomLeft);
Handles.SphereCap(controlID, new Vector3(editor.transform.position.x + bottomLeft.x, editor.transform.position.y + bottomLeft.y, 0), editor.transform.rotation, 0.05f);
if (Event.current.type == EventType.MouseDown && Event.current.button == 0)
{
isMouseDragging = true;
UpdateVertexHandles(mousePos);
}
else if (Event.current.type == EventType.MouseUp && Event.current.button == 0)
{
isMouseDragging = false;
UpdateVertexHandles(Vector3.zero, true);
}
selectedVertex = (selectTopLeft) ? VertNames.TopLeft : (selectTopRight) ? VertNames.TopRight : (selectBottomLeft) ?
VertNames.BottomLeft : (selectBottomRight) ? VertNames.BottomRight : VertNames.None;
MoveVertex(mousePos);
editor.mesh.vertices = new Vector3[]
{
bottomLeft,
topRight,
bottomRight,
topLeft
};
}
}
