// STEVE
public void SetJson(JsonWorld jsWorld)
{
jsWorld.gravity = new JsonVector(_gravity);
jsWorld.allowSleep = _allowSleep;
Sprite sprite;
Dictionary<Body, int> bodies = new Dictionary<Body, int>();
jsWorld.body = new List<JsonBody>();
jsWorld.image = new List<JsonImage>();
jsWorld.joint = new List<JsonJoint>();
int iBody = 0;
int iFixture = 0;
int iJoint = 0;
Body body = _bodyList;
while (null != body._next) body = body._next;
for (; body != null; body = body._prev)
//for (Body body = _bodyList; body != null; body = body._next)
{
if (body._shapeCount == 0) continue;
JsonBody jsBody = new JsonBody();
jsWorld.body.Add(jsBody);
bodies[body] = iBody;
jsBody.name = "Body" + (iBody + 1);
if (null != body.GetUserData() && body.GetUserData().GetType() == typeof(Sprite))
{
sprite = (Sprite)body.GetUserData();
jsBody.name = sprite.name;
}
jsBody.type = body.Type == Body.BodyType.Static ? 0 : 2;
jsBody.angle = body.GetAngle();
jsBody.angularDamping = body._angularDamping;
jsBody.angularVelocity = body.GetAngularVelocity();
jsBody.awake = (body.Flags & Body.BodyFlags.Sleep) != Body.BodyFlags.Sleep;
jsBody.bullet = (body.Flags & Body.BodyFlags.Bullet) == Body.BodyFlags.Bullet;
jsBody.fixedRotation = (body.Flags & Body.BodyFlags.FixedRotation) == Body.BodyFlags.FixedRotation;
jsBody.linearDamping = body._linearDamping;
jsBody.linearVelocity = new JsonVector(body.GetLinearVelocity());
jsBody.massData_mass = body.GetMass();
jsBody.massData_center = new JsonVector(body.GetLocalCenter());
jsBody.massData_I = body.GetInertia();
jsBody.position = new JsonVector(body.GetPosition());
jsBody.fixture = new List<JsonFixture>();
int iFixtureCount = 0;
for (Shape shape = body.GetShapeList(); shape != null; shape = shape.GetNext(), iFixtureCount++)
{
JsonFixture jsFixture = new JsonFixture();
jsBody.fixture.Add(jsFixture);
jsFixture.name = iFixtureCount == 0 ? jsBody.name : "Fixture" + ++iFixture;
jsFixture.density = shape.Density;
jsFixture.filter_categoryBits = shape.FilterData.CategoryBits;
jsFixture.filter_maskBits = shape.FilterData.MaskBits;
jsFixture.filter_groupIndex = shape.FilterData.GroupIndex;
jsFixture.friction = shape.Friction;
jsFixture.restitution = shape.Restitution;
jsFixture.sensor = shape.IsSensor;
float angle = body.GetAngle();
if (shape.GetType() == ShapeType.CircleShape)
{
CircleShape circle = (CircleShape)shape;
Vec2 position = new Vec2(0, 0);
position.X += circle.GetLocalPosition().X * (float)System.Math.Cos(angle) - circle.GetLocalPosition().Y * (float)System.Math.Sin(angle);
position.Y += circle.GetLocalPosition().X * (float)System.Math.Sin(angle) + circle.GetLocalPosition().Y * (float)System.Math.Cos(angle);
jsFixture.circle = new JsonCircle(new JsonVector(position), circle.GetRadius());
}
else if (shape.GetType() == ShapeType.PolygonShape)
{
PolygonShape polygon = (PolygonShape)shape;
List<float> x = new List<float>();
List<float> y = new List<float>();
for (int i = 0; i < ((PolygonShape)shape).VertexCount; i++)
{
Vec2 position = new Vec2(0, 0);
position.X += polygon.GetVertices()[i].X * (float)System.Math.Cos(angle) - polygon.GetVertices()[i].Y * (float)System.Math.Sin(angle);
position.Y += polygon.GetVertices()[i].X * (float)System.Math.Sin(angle) + polygon.GetVertices()[i].Y * (float)System.Math.Cos(angle);
x.Add(position.X);
y.Add(position.Y);
}
jsFixture.polygon = new JsonPolygon(new JsonVectorArray(x, y));
}
if (null == shape.UserData || shape.UserData.GetType() != typeof(Sprite)) continue;
sprite = (Sprite)shape.UserData;
jsFixture.name = sprite.name;
if (!sprite.name.StartsWith("Image")) continue;
JsonImage image = new JsonImage();
jsWorld.image.Add(image);
image.name = sprite.name;
image.body = iBody;
Type GraphicsWindowType = typeof(GraphicsWindow);
Dictionary<string, UIElement> _objectsMap = (Dictionary<string, UIElement>)GraphicsWindowType.GetField("_objectsMap", BindingFlags.NonPublic | BindingFlags.Static | BindingFlags.IgnoreCase).GetValue(null);
UIElement obj;
if (!_objectsMap.TryGetValue(sprite.name, out obj)) continue;
if (obj.GetType() != typeof(Image)) continue;
InvokeHelper ret = new InvokeHelper(delegate
{
Image imageObj = (Image)obj;
BitmapSource img = (BitmapSource)imageObj.Source;
System.Drawing.Bitmap dImg = FastPixel.GetBitmap(img);
string fileName = Program.Directory + "\\" + sprite.name + ".png";
dImg.Save(fileName, System.Drawing.Imaging.ImageFormat.Png);
image.file = fileName;
});
FastThread.Invoke(ret);
}
iBody++;
//jsBody.fixture.Reverse();
}
//Joint joint = _jointList;
//while (null != joint._next) joint = joint._next;
//for (; joint != null; joint = joint._prev)
for (Joint joint = _jointList; joint != null; joint = joint._next)
{
JsonJoint jsJoint = new JsonJoint();
switch (joint.GetType())
{
case JointType.RevoluteJoint:
{
RevoluteJoint _joint = (RevoluteJoint)joint;
jsJoint.type = "revolute";
jsJoint.anchorA = new JsonVector(_joint.Anchor2);
jsJoint.anchorB = new JsonVector(_joint.Anchor1);
jsJoint.bodyA = bodies[_joint.GetBody2()];
jsJoint.bodyB = bodies[_joint.GetBody1()];
jsJoint.collideConnected = _joint._collideConnected;
jsJoint.enableLimit = _joint._enableLimit;
jsJoint.enableMotor = _joint._enableMotor;
jsJoint.jointSpeed = _joint.JointSpeed;
jsJoint.lowerLimit = _joint.LowerLimit;
jsJoint.maxMotorTorque = _joint.MotorTorque;
jsJoint.motorSpeed = _joint.MotorSpeed;
jsJoint.refAngle = _joint.JointAngle;
jsJoint.upperLimit = _joint.UpperLimit;
jsJoint.name = "Joint" + ++iJoint;
jsWorld.joint.Add(jsJoint);
}
break;
case JointType.DistanceJoint:
{
DistanceJoint _joint = (DistanceJoint)joint;
jsJoint.type = "distance";
jsJoint.anchorA = new JsonVector(_joint.Anchor2);
jsJoint.anchorB = new JsonVector(_joint.Anchor1);
jsJoint.bodyA = bodies[_joint.GetBody2()];
jsJoint.bodyB = bodies[_joint.GetBody1()];
jsJoint.collideConnected = _joint._collideConnected;
jsJoint.dampingRatio = _joint._dampingRatio;
jsJoint.frequency = _joint._frequencyHz;
jsJoint.length = _joint._length;
jsJoint.name = "Joint" + ++iJoint;
jsWorld.joint.Add(jsJoint);
}
break;
case JointType.PrismaticJoint:
{
PrismaticJoint _joint = (PrismaticJoint)joint;
jsJoint.type = "prismatic";
jsJoint.anchorA = new JsonVector(_joint.Anchor2);
jsJoint.anchorB = new JsonVector(_joint.Anchor1);
jsJoint.bodyA = bodies[_joint.GetBody2()];
jsJoint.bodyB = bodies[_joint.GetBody1()];
jsJoint.collideConnected = _joint._collideConnected;
jsJoint.enableLimit = _joint._enableLimit;
jsJoint.enableMotor = _joint._enableMotor;
jsJoint.localAxisA = new JsonVector(_joint._axis);
jsJoint.jointSpeed = _joint.JointSpeed;
jsJoint.lowerLimit = _joint.LowerLimit;
jsJoint.maxMotorForce = _joint.MotorForce;
jsJoint.motorSpeed = _joint.MotorSpeed;
jsJoint.refAngle = _joint._refAngle;
jsJoint.upperLimit = _joint.UpperLimit;
jsJoint.name = "Joint" + ++iJoint;
jsWorld.joint.Add(jsJoint);
}
break;
case JointType.GearJoint:
{
TextWindow.WriteLine("Gear joint is not implemented or the conversion is ambiguous");
}
break;
case JointType.LineJoint:
{
TextWindow.WriteLine("Line joint is not implemented or the conversion is ambiguous");
}
break;
case JointType.MouseJoint:
{
TextWindow.WriteLine("Mouse joint is not implemented or the conversion is ambiguous");
}
break;
case JointType.PulleyJoint:
{
TextWindow.WriteLine("Pulley joint is not implemented or the conversion is ambiguous");
}
break;
}
}
}
private static string GetJointName(JsonJoint joint)
{
string jointName = null != joint.name ? joint.name : "Joint";
if (jointNames.ContainsKey(jointName)) jointNames[jointName] += 1;
else jointNames[jointName] = 1;
jointName += jointNames[jointName];
return jointName;
}
