public static Path CreateAppearPath(Vector3 startingPosition, Vector3 formationPosition, int loopsCount = 0)
{
Path appearPath = new Path();
float screenSideSign = Mathf.Sign(startingPosition.x);
appearPath.AddCurve(new BezierCurve(startingPosition, startingPosition, new Vector2(screenSideSign * 3, 2), new Vector2(screenSideSign * 2, 0), 30));
appearPath.AddCurve(new BezierCurve(new Vector2(screenSideSign * 2, 0), new Vector2(screenSideSign * 1, -3), new Vector2(screenSideSign * 5, -1f), new Vector2(screenSideSign * 3, 0), 30));
for (int i = 0; i < loopsCount; i++)
{
appearPath.AddCurve(new BezierCurve(new Vector2(screenSideSign * 3, 0), new Vector2(screenSideSign * 2, .5f), new Vector2(screenSideSign * 1, -1.5f), new Vector2(screenSideSign * 3, -1.5f), 30));
appearPath.AddCurve(new BezierCurve(new Vector2(screenSideSign * 3, -1.5f), new Vector2(screenSideSign * 3.5f, -1.5f), new Vector2(screenSideSign * 4f, -0.3f), new Vector2(screenSideSign * 3, 0), 30));
}
appearPath.AddCurve(new BezierCurve(new Vector2(screenSideSign * 3, 0), new Vector2(screenSideSign * 2, .5f), formationPosition + Vector3.up * 2f, formationPosition, 30));
return(appearPath);
}
public override void OnInspectorGUI()
{
DrawDefaultInspector();
if (GUILayout.Button("Add Curve"))
{
Undo.RecordObject(_path, "Add Curve");
_path.AddCurve();
EditorUtility.SetDirty(_path);
}
}
public static Path CreateDiveInPath(Vector3 startingPosition, float amplitude = 0.5f)
{
amplitude *= Mathf.Sign(startingPosition.x);
Path diveInPath = new Path();
float screenSideSign = Mathf.Sign(startingPosition.x);
(Vector2 startPoint, Vector2 controlPoint)curveStartPoints = (startingPosition, startingPosition);
(Vector2 endPoint, Vector2 controlPoint)curveEndPoints = (new Vector2(startingPosition.x + amplitude, startingPosition.y - 1), new Vector2(startingPosition.x, startingPosition.y - 1));
diveInPath.AddCurve(curveStartPoints, curveEndPoints, 30);
for (int i = 0; i < 10; i++)
{
float sign = Mathf.Pow(-1, i);
curveStartPoints = (new Vector2(startingPosition.x + sign * amplitude, startingPosition.y - (i + 1)), new Vector2(startingPosition.x + sign * amplitude * 3, startingPosition.y - (i + 1.2f)));
curveEndPoints = (new Vector2(startingPosition.x - sign * amplitude, startingPosition.y - (i + 2)), new Vector2(startingPosition.x, startingPosition.y - (i + 2)));
diveInPath.AddCurve(curveStartPoints, curveEndPoints, 30);
}
return(diveInPath);
}
/// <summary>
/// Creates the GraphicsPath for the balloon
/// </summary>
/// <remarks></remarks>
private void RecreatePath()
{
//'NOTE: To make creating the path easier, I assume the origin is (0, 0)
//'when adding the points to the GraphicsPath. When it comes time to
//'actually draw the balloon, I'll call TranslateTransform on the
//'Graphics object to shift the origin to the actual location as
//'determined in the Bounds property.
//Empty the path:
Path.Reset();
//If the BubbleSize is 0, we'll just create an ellipse:
switch (Shape)
{
case (BalloonShape.Rectangle):
{
if (RectangleCornerRadius == 0)
{
//Do the easy one:
Path.AddRectangle(new Rectangle(0, 0, Width, Height));
}
else
{
//Round Rectangle code adapter from http://www.bobpowell.net/roundrects.htm
Path.AddLine(0 + RectangleCornerRadius, 0, 0 + Width - (RectangleCornerRadius * 2), 0);
Path.AddArc(0 + Width - (RectangleCornerRadius * 2), 0, RectangleCornerRadius * 2, RectangleCornerRadius * 2, 270, 90);
Path.AddLine(0 + Width, 0 + RectangleCornerRadius, 0 + Width, 0 + Height - (RectangleCornerRadius * 2));
Path.AddArc(0 + Width - (RectangleCornerRadius * 2), 0 + Height - (RectangleCornerRadius * 2), RectangleCornerRadius * 2, RectangleCornerRadius * 2, 0, 90);
Path.AddLine(0 + Width - (RectangleCornerRadius * 2), 0 + Height, 0 + RectangleCornerRadius, 0 + Height);
Path.AddArc(0, 0 + Height - (RectangleCornerRadius * 2), RectangleCornerRadius * 2, RectangleCornerRadius * 2, 90, 90);
Path.AddLine(0, 0 + Height - (RectangleCornerRadius * 2), 0, 0 + RectangleCornerRadius);
Path.AddArc(0, 0, RectangleCornerRadius * 2, RectangleCornerRadius * 2, 180, 90);
}
break;
}
case (BalloonShape.Ellipse):
{
if (BubbleSize == 0)
{
Path.AddEllipse(0, 0, Width, Height);
}
else
{
int theta = 0;
//Do an angle sweep around the circle moving the BubbleWidth in each iteration:
for (theta = 0; theta <= (360 - BubbleWidth); theta += BubbleWidth)
{
var points = new Point[2];
double radianTheta = theta * Math.PI / 180;
double radianTheta2 = (theta + (BubbleWidth / 2)) * Math.PI / 180;
double radianTheta3 = (theta + BubbleWidth) * Math.PI / 180;
var x = (int)((Width / 2) + (Width / 2) * Math.Cos(radianTheta));
var y = (int)((Height / 2) + (Height / 2) * Math.Sin(radianTheta));
int xdelta = 0;
int ydelta = 0;
if (Math.Cos(radianTheta2) < 0 && Math.Sin(radianTheta2) < 0)
{
//'Top-left:
xdelta = -BubbleSize;
ydelta = -BubbleSize;
}
else if (Math.Cos(radianTheta2) > 0 && Math.Sin(radianTheta2) > 0)
{
//Bottom-Right, Good
xdelta = BubbleSize;
ydelta = BubbleSize;
}
else if (Math.Cos(radianTheta2) < 0 && Math.Sin(radianTheta2) > 0)
{
//Bottom-Left, Good
xdelta = -BubbleSize;
ydelta = BubbleSize;
}
else if (Math.Cos(radianTheta2) > 0 && Math.Sin(radianTheta2) < 0)
{
//Top-Right
xdelta = BubbleSize;
ydelta = -BubbleSize;
}
var x2 = (int)(((Width / 2) + (Width / 2) * Math.Cos(radianTheta2)) + xdelta);
var y2 = (int)(((Height / 2) + (Height / 2) * Math.Sin(radianTheta2)) + ydelta);
var x3 = (int)((Width / 2) + (Width / 2) * Math.Cos(radianTheta3));
var y3 = (int)((Height / 2) + (Height / 2) * Math.Sin(radianTheta3));
//Build the triangle between the start angle, the point away from the balloon
//(as determined by the BubbleSize), and the sweep angle:
points[0] = new Point(x, y);
points[1] = new Point(x2, y2);
points[2] = new Point(x3, y3);
//The BubbleSmoothness value determines how curve-like the lines
//between the three points will be:
Path.AddCurve(points, BubbleSmoothness);
}
}
break;
}
}
//Finish off the path:
Path.CloseAllFigures();
}