NewGamePhysics.GraphicalElements.ShootingGallery Class Reference

Represents a collection of moving circular object in 2D space under gravity influence which can be release (shot down). More...

Inheritance diagram for NewGamePhysics.GraphicalElements.ShootingGallery:

List of all members.

Public Member Functions
	ShootingGallery (ScreenManager screenManager, Vector2 simulationOrigin, double width, double height, Vector2 screenOrigin, double screenScale)
	Instantiate an empty shooting gallery.
void	Reset (string[] targetTypes, double gravity, double atmosphereDensity)
	Reset the shooting gallery.
int	ShootAtTargets (Vector2 shotCenter, double bulletSize)
	Shoot at targets.
void	Update (GameTime gameTime)
	Update (animate) the shooting gallery. Tracks targets that become invisible because they were shot off the screen.
void	Draw (GameTime gameTime)
	Draw the shooting gallery.
Properties
double	TargetConveyerSpeed [get, set]
	Target conveyer animation: horizontal speed. Default: dX = 0.01.
int	NumTargets [get]
	Gets the total number of game targets.
int	NumActiveTargets [get]
	Gets the number of active (hittable) targets.

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Detailed Description

Represents a collection of moving circular object in 2D space under gravity influence which can be release (shot down).

Definition at line 27 of file ShootingGallery.cs.

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Constructor & Destructor Documentation

NewGamePhysics.GraphicalElements.ShootingGallery.ShootingGallery	(	ScreenManager	screenManager,
		Vector2	simulationOrigin,
		double	width,
		double	height,
		Vector2	screenOrigin,
		double	screenScale
	)

Instantiate an empty shooting gallery.

Parameters:

	screenManager	The screen manager to use.
	simulationOrigin	The origin for gallery in simulation space.
	width	The width of the gallery in simulation space.
	height	The height of the gallery in simulation space.
	screenOrigin	The origin for mapping simulation space to the screen.
	screenScale	The scale for mapping simulation space to the screen.

Definition at line 110 of file ShootingGallery.cs.

            : base(screenManager)
        {
            this.simulationOrigin = simulationOrigin;
            this.width = width;
            this.height = height;
            this.screenOrigin = screenOrigin;
            this.screenScale = screenScale;
        }

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Member Function Documentation

void NewGamePhysics.GraphicalElements.ShootingGallery.Draw

(

GameTime

gameTime

)

Draw the shooting gallery.

Parameters:

gameTime

The game time for drawing.

Definition at line 249 of file ShootingGallery.cs.

        {
            foreach (ShootingGalleryTarget shootingGalleryTarget in this.shootingGalleryTargets)
            {
                shootingGalleryTarget.Draw(gameTime);
            }
        }

void NewGamePhysics.GraphicalElements.ShootingGallery.Reset	(	string[]	targetTypes,
		double	gravity,
		double	atmosphereDensity
	)

Reset the shooting gallery.

Parameters:

	numTargets	Number of new targets in gallery.
	gravity	Gravity environment for gallery.
	atmosphereDensity	Density of the atmosphere.

Definition at line 132 of file ShootingGallery.cs.

        {
            if (targetTypes == null || targetTypes.Length == 0)
            {
                throw new ArgumentException(
                    "Can reset only to one or more targets",
                    "targetTypes");
            }

            this.numTargets = targetTypes.Length;

            if (gravity == 0.0)
            {
                throw new ArgumentException(
                    "Gravity must be non-zero.",
                    "gravity");
            }

            // Separation of targets
            double stepX = this.width / this.numTargets;
            if (stepX <= this.height)
            {
                throw new ArgumentException(
                    "Cannot fit that many targets into the width of the gallery without overlap.",
                    "numTargets");
            }

            this.numActiveTargets = this.numTargets;
            this.shootingGalleryTargets = new ShootingGalleryTarget[this.numTargets];
            for (int i = 0; i < this.numTargets; i++)
            {
                this.shootingGalleryTargets[i] = new ShootingGalleryTarget(
                    this.ScreenManager, 
                    (ShootingGalleryTargetType)Enum.Parse(
                        typeof(ShootingGalleryTargetType), 
                        targetTypes[i]),
                    gravity,
                    atmosphereDensity,
                    this.height,
                    this.height,
                    this.screenOrigin,
                    this.screenScale);
                this.shootingGalleryTargets[i].Position = 
                    new Vector2(
                        this.simulationOrigin.X + (float)(i * stepX), 
                        this.simulationOrigin.Y);
            }
        }

int NewGamePhysics.GraphicalElements.ShootingGallery.ShootAtTargets	(	Vector2	shotCenter,
		double	bulletSize
	)

Shoot at targets.

Parameters:

	shotCenter	Position of the shot in simulation space.
	bulletSize	Size of the bullet in simulation space.

Returns:

Number of targets that were hit.

Definition at line 187 of file ShootingGallery.cs.

        {
            int numberHits = 0;

            foreach (ShootingGalleryTarget shootingGalleryTarget in this.shootingGalleryTargets)
            {
                if (shootingGalleryTarget.Visible && !shootingGalleryTarget.Animated)
                {
                    if (shootingGalleryTarget.ShootAtTarget(shotCenter, bulletSize))
                    {
                        numberHits++;
                    }
                }
            }

            return numberHits;
        }

void NewGamePhysics.GraphicalElements.ShootingGallery.Update

(

GameTime

gameTime

)

Update (animate) the shooting gallery. Tracks targets that become invisible because they were shot off the screen.

Parameters:

gameTime

The game time for updating.

Definition at line 210 of file ShootingGallery.cs.

        {
            foreach (ShootingGalleryTarget shootingGalleryTarget in this.shootingGalleryTargets)
            {
                if (shootingGalleryTarget.Visible)
                {
                    if (shootingGalleryTarget.Animated)
                    {
                        shootingGalleryTarget.Update();
                        if (!shootingGalleryTarget.Visible)
                        {
                            this.numActiveTargets--;
                        }
                    }
                    else
                    {
                        shootingGalleryTarget.Move(this.targetConveyerSpeed);

                        // Wrap horizontal position around
                        Vector2 position = shootingGalleryTarget.Position;
                        if ((position.X - this.simulationOrigin.X) < 0.0)
                        {
                            position.X = this.simulationOrigin.X + (float)this.width;
                            shootingGalleryTarget.Position = position;
                        }
                        else if ((position.X - this.simulationOrigin.X) > (float)this.width)
                        {
                            position.X = this.simulationOrigin.X;
                            shootingGalleryTarget.Position = position;
                        }
                    }
                }
            }
        }

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Property Documentation

int NewGamePhysics.GraphicalElements.ShootingGallery.NumActiveTargets [get]

Gets the number of active (hittable) targets.

Definition at line 97 of file ShootingGallery.cs.

int NewGamePhysics.GraphicalElements.ShootingGallery.NumTargets [get]

Gets the total number of game targets.

Definition at line 89 of file ShootingGallery.cs.

double NewGamePhysics.GraphicalElements.ShootingGallery.TargetConveyerSpeed [get, set]

Target conveyer animation: horizontal speed. Default: dX = 0.01.

Definition at line 80 of file ShootingGallery.cs.

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The documentation for this class was generated from the following file:

• C:/Users/Andreas Schiffler/Desktop/SVN/NewGamePhysics/NewGamePhysics/GraphicalElements/ShootingGallery.cs