/// <summary>
/// Draws the circle by the specified center, radius and color.
/// </summary>
/// <param name="center">The center of the circle.</param>
/// <param name="radius">The radius of the circle.</param>
/// <param name="color">The color of the circle.</param>
/// <param name="sceneBatch">The scene batch for drawing the circle.</param>
public static void DrawCircle(Vector2 center, float radius, Color color, SceneBatch sceneBatch)
{
if (graphicsDevice == null)
{
throw new Exception("No graphics device");
}
// set effect parameters
circleEffect.Parameters["Thickness"].SetValue(2.5f / radius * sceneBatch.InversScale);
circleEffect.Parameters["BaseColor"].SetValue(color.ToVector4());
circleEffect.Parameters["Center"].SetValue(new Vector3(center.X, center.Y, 0f));
circleEffect.Parameters["Radius"].SetValue(radius);
circleEffect.Parameters["xProjection"].SetValue(sceneBatch.Projection);
circleEffect.Parameters["xView"].SetValue(sceneBatch.View);
circleEffect.Parameters["xWorld"].SetValue(sceneBatch.World);
// set blend state
BlendState temp = graphicsDevice.BlendState = BlendState.NonPremultiplied;
// draw circle
circleEffect.CurrentTechnique.Passes[0].Apply();
graphicsDevice.SetVertexBuffer(vertexBuffer);
graphicsDevice.DrawUserIndexedPrimitives <QuadVertex>(PrimitiveType.TriangleList, vertices, 0, 4, indices, 0, 2);
// set previous blend state
graphicsDevice.BlendState = temp;
}
/// <inheritdoc />
/// <summary>
/// Draws the vertex circles.
/// </summary>
public override void Draw(SceneBatch sceneBatch)
{
base.Draw(sceneBatch);
for (int i = 0; i < Path.Vertices.Count; ++i)
{
Color color = i == hoveredVertex ? Color.Yellow : i == Path.Vertices.Count - 1 ? Color.Blue : Color.Red;
PlatformGameCreator.Editor.Xna.RenderCircle.DrawCircle(pathView.Path.Vertices[i], vertexRadius * sceneBatch.InversScale, color, sceneBatch);
}
}
/// <inheritdoc />
public override void DrawShapes(SceneBatch sceneBatch)
{
if (containsShapes && Actor.Physics.Type != PhysicsComponent.BodyPhysicsType.None)
{
Color color = ColorSettings.ForShape(SceneSelect);
foreach (Shape shape in Shapes)
{
sceneBatch.Draw(shape, color, 0f);
}
}
}
/// <inheritdoc />
/// <remarks>
/// Before drawing the appearance of the actor is updated, if needed.
/// Draws the actor and its bounding rectangle.
/// </remarks>
public override void Draw(SceneBatch sceneBatch)
{
if (updateAppearance)
{
UpdateAppearance();
updateAppearance = false;
}
if (Actor.DrawableAssetVisible && sceneDrawable != null)
{
sceneDrawable.Draw(sceneBatch, Position, Angle, ScaleFactor, Actor.Layer != null ? Actor.Layer.GraphicsEffect : SceneElementEffect.None);
}
sceneBatch.Draw(Rectangle, ColorSettings.ForBounds(SceneSelect), 0);
}
/// <summary>
/// Draws the animation (located by <paramref name="position"/> parameter, rotated by <paramref name="rotation"/> parameter and scaled by <paramref name="scale"/> parameter) by <paramref name="sceneBatch"/> parameter on the scene.
/// </summary>
/// <param name="sceneBatch">The scene batch for drawing the animation.</param>
/// <param name="position">The position of the animation.</param>
/// <param name="rotation">The rotation of the animation.</param>
/// <param name="scale">The scale of the animation.</param>
/// <param name="effect">Effect to apply to the animation.</param>
public void Draw(SceneBatch sceneBatch, Vector2 position, float rotation, Vector2 scale, SceneElementEffect effect)
{
if (sceneBatch.GameTime != null)
{
elapsedTime += sceneBatch.GameTime.ElapsedGameTime.TotalMilliseconds;
}
if (elapsedTime >= Animation.Speed)
{
++actualFrame;
elapsedTime -= Animation.Speed;
if (actualFrame >= Animation.Frames.Count)
{
actualFrame = 0;
}
}
if (actualFrame < Animation.Frames.Count)
{
sceneBatch.DrawTexture(Animation.Frames[actualFrame].TextureXna, ref position, rotation, ref scale, Animation.Frames[actualFrame].Origin, effect);
}
}
/// <summary>
/// Draws the texture (located by <paramref name="position"/> parameter, rotated by <paramref name="rotation"/> parameter and scaled by <paramref name="scale"/> parameter) by <paramref name="sceneBatch"/> parameter on the scene.
/// </summary>
/// <param name="sceneBatch">The scene batch for drawing the texture.</param>
/// <param name="position">The position of the texture.</param>
/// <param name="rotation">The rotation of the texture.</param>
/// <param name="scale">The scale of the texture.</param>
/// <param name="effect">Effect to apply to the texture.</param>
public void Draw(SceneBatch sceneBatch, Vector2 position, float rotation, Vector2 scale, SceneElementEffect effect)
{
sceneBatch.DrawTexture(Texture.TextureXna, ref position, rotation, ref scale, Texture.Origin, effect);
}
/// <inheritdoc />
/// <remarks>
/// Nothing to draw.
/// </remarks>
public override void DrawShapes(SceneBatch sceneBatch)
{
}
/// <inheritdoc />
/// <remarks>
/// Draws the path and its bounding rectangle.
/// </remarks>
public override void Draw(SceneBatch sceneBatch)
{
sceneBatch.Draw(Rectangle, ColorSettings.ForBounds(SceneSelect), 0f);
sceneBatch.Draw(pathShape, ColorSettings.ForShape(SceneSelect), 0f);
}
