public RocketSprite(ImageSprite sprite,
SpaceRocketsInSpaceGame game,
double xSpeed, double ySpeed) :
base(sprite, xSpeed, ySpeed)
{
gameValue = game;
}
/// <summary>Updates the position and orientation of all sprites on each timer tick.</summary>
/// <param name="sender">The timer.</param>
/// <param name="e">Event args.</param>
private void UpdateSpritesOnTimerTick(object sender, EventArgs e)
{
if (_timer != null)
{
if (_sprites != null)
{
// Update each sprite
for (int i = _sprites.Count - 1; i >= 0; --i)
{
// Update the sprite
ImageSprite s = _sprites[i];
s.Update();
// If it's left the visible range, remove it from the list so we don't
// need to deal with it any more
Rectangle bounds = ClientRectangle;
if (s.Location.X > bounds.Right + s.Image.Width || s.Location.X < -s.Image.Width ||
s.Location.Y > bounds.Bottom + s.Image.Width || s.Location.Y < -s.Image.Width)
{
_sprites.RemoveAt(i);
s.Dispose();
}
}
// If there are no sprites left, stop the timer; we're done.
if (_sprites.Count == 0)
{
_timer.Stop(); // stop but don't delete, as _timer is used as a marker
}
// Refresh the window
Invalidate();
}
}
}
internal ImageSprite GetSprite(ImageSourceId id)
{
List <ImageSprite> spriteList;
sprites.TryGetValue(id, out spriteList);
if (spriteList == null)
{
spriteList = new List <ImageSprite>();
sprites.Add(id, spriteList);
}
int frame = GraphicsDevice.CurrentSpriteFrameNumber;
foreach (ImageSprite sprite in spriteList)
{
if (sprite.usedOnFrame != frame)
{
return(sprite);
}
}
// No suitable sprite found, add one:
ImageSprite createSprite = new ImageSprite(this, id);
GraphicsDevice.AddSprite(createSprite);
spriteList.Add(createSprite);
return(createSprite);
}
public ScrollingBackgroundSprite(Viewport theViewport)
{
mBackgroundSprites = new List<ImageSprite>();
mRightMostSprite = null;
mLeftMostSprite = null;
mViewport = theViewport;
}
private void setupPaddle()
{
paddle = new ImageSprite(imageURL: "ms-appx:///Images/paddle.png");
SnapsEngine.AddSpriteToGame(paddle);
paddleWidth = SnapsEngine.GameViewportWidth / 10.0;
paddle.ScaleSpriteWidth(paddleWidth);
}
public void StartProgram()
{
SnapsEngine.StartGameEngine(fullScreen: false, framesPerSecond: 60);
ImageSprite scaledCity = new ImageSprite(imageURL: "ms-appx:///Images/city.jpg");
SnapsEngine.AddSpriteToGame(scaledCity);
float maxWidth = 500;
float minWidth = 100;
float currentWidth = 100;
float widthUpdate = 1;
while (true)
{
currentWidth = currentWidth + widthUpdate;
if (currentWidth > maxWidth)
{
widthUpdate = -1;
}
if (currentWidth < minWidth)
{
widthUpdate = 1;
}
scaledCity.ScaleSpriteWidth(currentWidth);
SnapsEngine.DrawGamePage();
}
}
public void StartProgram()
{
SnapsEngine.SetBackgroundColor(SnapsColor.Black);
SnapsEngine.StartGameEngine(fullScreen: false, framesPerSecond: 60);
List <MovingSprite> sprites = new List <MovingSprite>();
for (int i = 0; i < 100; i++)
{
ImageSprite starImage = new ImageSprite(imageURL: "ms-appx:///Images/star.png");
SnapsEngine.AddSpriteToGame(starImage);
starImage.ScaleSpriteWidth(SnapsEngine.GameViewportWidth / 75);
FallingSprite star = new FallingSprite(sprite: starImage,
ySpeed: 15);
sprites.Add(star);
}
while (true)
{
foreach (MovingSprite sprite in sprites)
{
sprite.Update();
}
SnapsEngine.DrawGamePage();
}
}
private void buttonListAnimation_Click(object sender, EventArgs e)
{
AnimatedDecoration listAnimation = new AnimatedDecoration(this.olvSimple);
Animation animation = listAnimation.Animation;
//Sprite image = new ImageSprite(Resource1.largestar);
//image.FixedLocation = Locators.SpriteAligned(Corner.MiddleCenter);
//image.Add(0, 2000, Effects.Rotate(0, 360 * 2f));
//image.Add(1000, 1000, Effects.Fade(1.0f, 0.0f));
//animation.Add(0, image);
Sprite image = new ImageSprite(Resource1.largestar);
image.Add(0, 500, Effects.Move(Corner.BottomCenter, Corner.MiddleCenter));
image.Add(0, 500, Effects.Rotate(0, 180));
image.Add(500, 1500, Effects.Rotate(180, 360 * 2.5f));
image.Add(500, 1000, Effects.Scale(1.0f, 3.0f));
image.Add(500, 1000, Effects.Goto(Corner.MiddleCenter));
image.Add(1000, 900, Effects.Fade(1.0f, 0.0f));
animation.Add(0, image);
Sprite text = new TextSprite("Animations!", new Font("Tahoma", 32), Color.Blue, Color.AliceBlue, Color.Red, 3.0f);
text.Opacity = 0.0f;
text.FixedLocation = Locators.SpriteAligned(Corner.MiddleCenter);
text.Add(900, 900, Effects.Fade(0.0f, 1.0f));
text.Add(1000, 800, Effects.Rotate(180, 1440));
text.Add(2000, 500, Effects.Scale(1.0f, 0.5f));
text.Add(3500, 1000, Effects.Scale(0.5f, 3.0f));
text.Add(3500, 1000, Effects.Fade(1.0f, 0.0f));
animation.Add(0, text);
animation.Start();
}
//Adds a background sprite to be scrolled through the screen
public void AddBackground(string theAssetName)
{
ImageSprite aBackgroundSprite = new ImageSprite();
aBackgroundSprite.AssetName = theAssetName;
mBackgroundSprites.Add(aBackgroundSprite);
}
public void StartProgram()
{
SnapsEngine.StartGameEngine(fullScreen: false, framesPerSecond: 60);
ImageSprite squishyBall = new ImageSprite(imageURL: "ms-appx:///Images/ball.png");
SnapsEngine.AddSpriteToGame(squishyBall);
float maxWidth = 500;
float minWidth = 100;
float currentWidth = 100;
float widthUpdate = 1;
while (true)
{
currentWidth = currentWidth + widthUpdate;
if (currentWidth > maxWidth)
{
widthUpdate = -1;
}
if (currentWidth < minWidth)
{
widthUpdate = 1;
}
squishyBall.Width = currentWidth;
SnapsEngine.DrawGamePage();
}
}
public AlienSprite(ImageSprite sprite, SpaceRocketsInSpaceGame game, double xSpeed, double ySpeed, RocketSprite target) :
base(sprite: sprite, xSpeed: xSpeed, ySpeed: ySpeed)
{
gameValue = game;
originalX = sprite.X;
originalY = sprite.Y;
rocketValue = target;
}
private void setupBall()
{
ball = new ImageSprite(imageURL: "ms-appx:///Images/ball.png");
SnapsEngine.AddSpriteToGame(ball);
ballWidth = SnapsEngine.GameViewportWidth / 20.0;
ball.ScaleSpriteWidth(ballWidth);
}
public FallingSprite(ImageSprite sprite, double xSpeed, double ySpeed, double viewportWidth, double viewportHeight) :
base(sprite: sprite, xSpeed: xSpeed, ySpeed: ySpeed)
{
viewportWidthValue = viewportWidth;
viewportHeightValue = viewportHeight;
spriteValue.Left = (viewportWidthValue - spriteValue.Width) * spriteRand.NextDouble();
spriteValue.Bottom = viewportHeightValue * spriteRand.NextDouble();
}
public SkillCard(System.Drawing.Bitmap cardImage, Vector2D position, string viewName, string cost, Data.Character ownerCharacter, Data.ActionSkill actionSkill)
{
this.cardImage = cardImage;
this.position = position;
this.ownerCharacter = ownerCharacter;
this.cost = cost;
this.actionSkill = actionSkill;
{
var bmp = cardImage;
var texture = new Texture(bmp);
var w = 160;
var h = (int)((double)bmp.Height / (double)bmp.Width * w);
var sprite = new ImageSprite(texture, new Rect(new Vector2D(position.X, position.Y), new Vector2D(w, h)), new Color(1, 1, 1, 1));
layer.Add(sprite, 10);
size = new Vector2D(w, h);
mySprites.face = sprite;
}
{
var x = position.X - 5;
var y = position.Y + 200;
var font = new Font(Config.MainConfig.MainFontPath, 16, new Color(1, 1, 1, 1), new Font.FontFrame[] {
new Font.FontFrame(2, new Color(1, 0, 0, 0)),
}, 0);
var ts = new TextSprite(viewName, font, new Vector2D(x, y));
layer.Add(ts, 20);
mySprites.viewName = ts;
}
{
var x = position.X;
var y = position.Y + 227;
var w = size.X;
var h = 1;
var sprite = new PlaneSprite(new Rect(new Vector2D(x, y), new Vector2D(w, h)), new Color(0.3, 1, 1, 1));
layer.Add(sprite, 10);
mySprites.bar = sprite;
}
{
var x = position.X - 5;
var y = position.Y + 225;
var font = new Font(Config.MainConfig.MainFontPath, 12, new Color(1, 1, 1, 1), new Font.FontFrame[] {
new Font.FontFrame(2, new Color(1, 0, 0, 0)),
}, 0);
var ts = new TextSprite(cost, font, new Vector2D(x, y));
//var ts = new TextSprite(cost, "data/font/rounded-mgenplus-1cp-medium.ttf", 12, new Vector2D(x, y), new Color(1, 1, 1, 1));
layer.Add(ts, 20);
mySprites.ViewStatus = ts;
}
{
var sprite = new PlaneLineSprite(new Rect(position, size), new Color(0.5, 1, 1, 1));
layer.Add(sprite, 30);
mySprites.mouseOn = sprite;
}
}
private void AddStarAnimation(Animation animation, int start, float opacity)
{
Sprite sprite = new ImageSprite(Resource1.star32);
sprite.Opacity = opacity;
sprite.Add(0, 4000, Effects.Walk(Locators.AnimationBounds(), WalkDirection.Anticlockwise));
sprite.Add(0, 4000, Effects.Rotate(0, 1480));
animation.Add(start, sprite);
}
public TalkScene(string talkScriptPath)
{
this.talkScriptPath = talkScriptPath;
// 前回（今現在）の画面を取得
{
//var bmp = new System.Drawing.Bitmap("data/image/bg/酒場.png");
var bmp = WindowManager.ScreenShot();
var texture = new Texture(bmp);
var w = 1600;
var h = (int)((double)bmp.Height / (double)bmp.Width * w);
var sprite = new ImageSprite(texture, new Rect(new Vector2D(0, 0), new Vector2D(w, h)), new Color(1, 1, 1, 1));
layer.Add(sprite, 10000);
sceneStartFadeImageSprite = sprite;
}
// 立ち絵のフェードで表示するための、イージングの数値を計算
{
fadeTimerSpline = new Emugen.Image.Animation.BSplineXtoY(
new Vector2D[] { new Vector2D(0, 0), new Vector2D(0, 1), new Vector2D(1, 1) },
100);
}
{
slideTimerSpline = new Emugen.Image.Animation.BSplineXtoY(
new Vector2D[] { new Vector2D(0, 0), new Vector2D(0, 1), new Vector2D(1, 1) },
100);
}
// スクリプトの実行
scriptAPI = new ScriptAPI();
{
var thread = new System.Threading.Thread(new System.Threading.ThreadStart(ThreadScriptRun));
scriptAPI.thread = thread;
thread.Start();
}
{
var bmp = new System.Drawing.Bitmap(Config.MainConfig.TalkScene.NextWaitIcon);
var texture = new Texture(bmp);
var w = 30;
var h = (int)((double)bmp.Height / (double)bmp.Width * w);
var sprite = new ImageSprite(texture, new Rect(new Vector2D(1400 + 50, 600), new Vector2D(w, h)), new Color(1, 1, 1, 1));
layer.Add(sprite, 200);
ImageSpriteWaitEnterIcon = sprite;
}
{
var sprite = new PlaneSprite(new Rect(new Vector2D(100, 600), new Vector2D(300, 40)), new Color(0.5, 0, 0, 0));
layer.Add(sprite, 150);
}
{
var sprite = new PlaneSprite(new Rect(new Vector2D(100, 650), new Vector2D((1600 - 200), 40 + 50 * 3)), new Color(0.5, 0, 0, 0));
layer.Add(sprite, 150);
}
}
public ChasingAlien(ImageSprite sprite, RocketSprite target,
double xAcceleration, double yAcceleration, double friction) :
base(sprite: sprite, xSpeed: 0, ySpeed: 0, target: target)
{
rocketValue = target;
xAccelerationValue = xAcceleration;
yAccelerationValue = yAcceleration;
frictionValue = friction;
}
public TitleScene()
{
{
var bmp = new System.Drawing.Bitmap(Config.MainConfig.TitleScene.TitleBackgroundImage);
var texture = new Texture(bmp);
var w = 1600;
var h = (int)((double)texture.Size.Y / (double)texture.Size.X * w);
var sprite = new ImageSprite(texture, new Rect(new Vector2D(0, 0), new Vector2D(w, h)), new Color(1, 1, 1, 1));
layer.Add(sprite, 5);
}
{
bgm = new SoundPlayer(Config.MainConfig.TitleScene.TitleBGM, 0.5f, true, Emugen.Sound.SoundPlayer.SoundType.BGM);
}
{
var position = new Vector2D(0, 0);
var font = new Font(
Config.MainConfig.MainFontPath,
45,
new Color(1, 1, 1, 1),
new Font.FontFrame[] {
new Font.FontFrame(4, new Color(1, 0, 0.5, 1.0))
},
5);
var button = new UI.Common.Button("New Game", font, new Vector2D(0, 600), () => {
new Emugen.Sound.SoundPlayer(Config.MainConfig.TitleScene.SelectSE, 0.5f, false, Emugen.Sound.SoundPlayer.SoundType.SE);
bgm.Stop();
WindowManager.nextScene = new Scene.TalkScene(Config.MainConfig.TitleScene.NewGameStartScript);
});
layer.Add(button, 20);
mySprites.ButtonNewGame = button;
}
{
var position = new Vector2D(0, 0);
var font = new Font(
Config.MainConfig.MainFontPath,
45,
new Color(1, 1, 1, 1),
new Font.FontFrame[] {
new Font.FontFrame(4, new Color(1, 0, 0.5, 1.0))
},
5);
var button = new UI.Common.Button("Exit", font, new Vector2D(0, 600 + 100), () => {
new Emugen.Sound.SoundPlayer(Config.MainConfig.TitleScene.SelectSE, 0.5f, false, Emugen.Sound.SoundPlayer.SoundType.SE);
bgm.Stop();
Emugen.Thread.Sleep.Do(100);
Emugen.OpenTK.WindowManager.Close();
});
layer.Add(button, 20);
mySprites.ButtonExit = button;
}
}
public RocketSprite(ImageSprite sprite,
SpaceRocketsInSpaceGame game,
double xSpeed, double ySpeed) :
base(sprite, xSpeed, ySpeed)
{
originalX = sprite.X;
originalY = sprite.Y;
gameValue = game;
}
public Area(PointF pos, Areas type, Image sprite = null, float scaleArea = 1, float scaleSprite = 1.05f)
{
this.Pos = pos;
this.Type = type;
Shape = new SquareShape(scaleArea);
isDispose = false;
if (sprite != null)
{
Sprite = new ImageSprite(sprite, PointOp.Mul(MainGame.CellSize, scaleSprite));
}
}
public void StartProgram()
{
SnapsEngine.StartGameEngine(fullScreen: false, framesPerSecond: 60);
ImageSprite ball = new ImageSprite(imageURL: "ms-appx:///Images/ball.png");
SnapsEngine.AddSpriteToGame(ball);
while (true)
{
SnapsEngine.DrawGamePage();
}
}
public EntityNet(float x, float y, int h, float v, int power, int range, bool isLarge)
: base(x, y, h, v, power)
{
spriteSheet = new ImageSprite(Resources.LPull(NameSet.Entity.ENTITY_NET_THROWN), 1, 1, 1);
Width = 24;
Height = 24;
splashRange = rangeUnitToPixels(range);
spriteSheet.setAnimationKey(0);
largeNetSprite = isLarge;
//Console.WriteLine("Initialised splash range: " + splashRange);
}
public EntityHarpoon(float x, float y, int h, float v, int power, int passThruNum, int key)
: base(x, y, h, v, power)
{
spriteSheet = new ImageSprite(Resources.LPull(NameSet.Entity.ENTITY_HARPOON_FIRED), 1, 1, 1);
spriteKey = key;
//timeToAlive = 3000;
passThruMax = passThruNum;
Width = 24;
Height = 24;
}
public void StartProgram()
{
SnapsEngine.SetBackgroundColor(SnapsColor.Black);
SnapsEngine.StartGameEngine(fullScreen: false, framesPerSecond: 60);
List <MovingSprite> sprites = new List <MovingSprite>();
for (int i = 0; i < 100; i++)
{
ImageSprite starImage = new ImageSprite(imageURL: "ms-appx:///Images/star.png");
SnapsEngine.AddSpriteToGame(starImage);
starImage.ScaleSpriteWidth(SnapsEngine.GameViewportWidth / 75);
FallingSprite star = new FallingSprite(sprite: starImage,
ySpeed: 15);
sprites.Add(star);
}
ImageSprite rocketImage = new ImageSprite(imageURL: "ms-appx:///Images/SpaceRocket.png");
SnapsEngine.AddSpriteToGame(rocketImage);
rocketImage.ScaleSpriteWidth(SnapsEngine.GameViewportWidth / 15);
rocketImage.CenterX = SnapsEngine.GameViewportWidth / 2.0;
rocketImage.CenterY = SnapsEngine.GameViewportHeight / 2.0;
RocketSprite rocket = new RocketSprite(sprite: rocketImage, xSpeed: 10, ySpeed: 10);
sprites.Add(rocket);
ImageSprite chasingAlienImage = new ImageSprite(imageURL: "ms-appx:///Images/purpleAlien.png");
SnapsEngine.AddSpriteToGame(chasingAlienImage);
chasingAlienImage.Top = 10;
chasingAlienImage.ScaleSpriteWidth(SnapsEngine.GameViewportWidth / 20);
chasingAlienImage.CenterX = SnapsEngine.GameViewportWidth / 2.0;
chasingAlienImage.Top = 0;
ChasingAlien chaser = new ChasingAlien(sprite: chasingAlienImage, target: rocket, xAcceleration: .3, yAcceleration: .3, friction: 0.99);
sprites.Add(chaser);
while (true)
{
foreach (MovingSprite sprite in sprites)
{
sprite.Update();
}
SnapsEngine.DrawGamePage();
}
}
public override bool Draw()
{
if (MainMenu.IsVisible && IsVisible)
{
try
{
ImageSprite.Draw(new Vector2(Kalista.Menu["Language.Select"].Position.X + 365, Kalista.Menu["Language.Select"].Position.Y + 180));
}
catch
{
}
return(true);
}
return(false);
}
public override bool Draw()
{
if (MainMenu.IsVisible && IsVisible)
{
try
{
ImageSprite.Draw(new Vector2(Nasus.Menu["Language.Select"].Position.X + 412, Nasus.Menu["Language.Select"].Position.Y + 255));
}
catch
{
}
return(true);
}
return(false);
}
public override bool Draw()
{
if (MainMenu.IsVisible && IsVisible)
{
try
{
ImageSprite.Draw(new Vector2(TwistedFate.Menu["Language.Select"].Position.X - 14, TwistedFate.Menu["Language.Select"].Position.Y + 185));
}
catch
{
}
return(true);
}
return(false);
}
public EntityStone(float x, float y, int h, float v, int power, int range, bool stun, int length, int key)
: base(x, y, h, v, power)
{
spriteSheet = new ImageSprite(Resources.LPull(NameSet.Entity.ENTITY_STONE_THROWN), 1, 1, 1);
Width = 40;
Height = 40;
splashRange = rangeUnitToPixels(range);
stunnable = stun;
stunLength = length;
spriteKey = key;
//Console.WriteLine("Initialised splash range: " + splashRange);
}
public void StartProgram()
{
SnapsEngine.StartGameEngine(fullScreen: false, framesPerSecond: 60);
ImageSprite scaledBall = new ImageSprite(imageURL: "ms-appx:///Images/ball.png");
SnapsEngine.AddSpriteToGame(scaledBall);
scaledBall.Width = SnapsEngine.GameViewportWidth;
scaledBall.Height = SnapsEngine.GameViewportHeight;
while (true)
{
SnapsEngine.DrawGamePage();
}
}
public EntityBait(float x, float y, int h, float v, int range, int length, float mobSpeed, bool poisoned)
: base(x, y, h, v, 0)
{
spriteSheet = new ImageSprite(Resources.LPull(NameSet.Entity.ENTITY_BAIT_THROWN), 1, 1, 1);
Width = 24;
Height = 24;
splashRange = rangeUnitToPixels(range);
stunLength = length;
affectedMobSpeed = mobSpeed;
isPoisoned = poisoned;
//Console.WriteLine("Initialised splash range: " + splashRange);
ttlCounter.Start();
}
public void StartProgram()
{
SnapsEngine.SetBackgroundColor(SnapsColor.Black);
SnapsEngine.StartGameEngine(fullScreen: false, framesPerSecond: 60);
ImageSprite starImage = new ImageSprite(imageURL: "ms-appx:///Images/star.png");
SnapsEngine.AddSpriteToGame(starImage);
starImage.ScaleSpriteWidth(SnapsEngine.GameViewportWidth / 50);
FallingSprite star = new FallingSprite(sprite: starImage, ySpeed: 1);
while (true)
{
star.Update();
SnapsEngine.DrawGamePage();
}
}
public override void AddElement(Data.Element element)
{
var elementNameToFilePath = new Dictionary <string, string>();
foreach (var i in Config.MainConfig.Elements)
{
elementNameToFilePath.Add(i.Word, i.ImagePath);
}
var bmp = new System.Drawing.Bitmap(elementNameToFilePath[element.Name]);
var texture = new Texture(bmp);
var w = 30;
var h = (int)((double)bmp.Height / (double)bmp.Width * w);
var sprite = new ImageSprite(texture, new Rect(new Vector2D(0, 0), new Vector2D(w, h)), new Color(1, 1, 1, 1));
layer.Add(sprite, 10);
mySprites.element.Add(sprite);
SetPosition(this.position);
}
//Update the posotin of the background images
public void Update(GameTime theGameTime, int theSpeed, HorizontalScrollDirection theDirection)
{
if (theDirection == HorizontalScrollDirection.Left)
{
//Check to see if any of the Background sprites have moved off the screen
//if they have, then move them to the right of the chain of scrolling backgrounds
foreach (ImageSprite aBackgroundSprite in mBackgroundSprites)
{
if (aBackgroundSprite.Position.X < mViewport.X - aBackgroundSprite.Size.Width)
{
aBackgroundSprite.Position = new Vector2(mRightMostSprite.Position.X + mRightMostSprite.Size.Width, mViewport.Y);
mRightMostSprite = aBackgroundSprite;
}
}
}
else if (theDirection == HorizontalScrollDirection.Right)
{
//Check to see if any of the background images have moved off the screen
//if they have, then move them to the left of the chain of scrolling backgrounds
foreach (ImageSprite aBackgroundSprite in mBackgroundSprites)
{
if (aBackgroundSprite.Position.X > mViewport.X + mViewport.Width)
{
aBackgroundSprite.Position = new Vector2(mLeftMostSprite.Position.X - mLeftMostSprite.Size.Width, mViewport.Y);
mLeftMostSprite = aBackgroundSprite;
}
}
}
//Set the Direction based on movement to the left or right that was passed in
Vector2 aDirection = Vector2.Zero;
if (theDirection == HorizontalScrollDirection.Left)
{
aDirection.X = -1;
}
else if (theDirection == HorizontalScrollDirection.Right)
{
aDirection.X = 1;
}
//Update the postions of each of the Background sprites
foreach (ImageSprite aBackgroundSprite in mBackgroundSprites)
{
aBackgroundSprite.Update(theGameTime, new Vector2(theSpeed, 0), aDirection);
}
}
public override void LoadContent(ContentManager theContentManager)
{
//Clear the Sprites currently stored as the left and right ends of the chain
mRightMostSprite = null;
mLeftMostSprite = null;
//The total width of all the sprites in the chain
float aWidth = 0;
//Cycle through all of the Background sprites that have been added
//and load their content and position them.
foreach (ImageSprite aBackgroundSprite in mBackgroundSprites)
{
//Load the sprite's content and apply it's scale, the scale is calculate by figuring
//out how far the sprite needs to be stretech to make it fill the height of the viewport
aBackgroundSprite.LoadContent(theContentManager, aBackgroundSprite.AssetName);
aBackgroundSprite.Scale = mViewport.Height / aBackgroundSprite.Size.Height;
//If the Background sprite is the first in line, then mLastInLine will be null.
if (mRightMostSprite == null)
{
//Position the first Background sprite in line at the (0,0) position
aBackgroundSprite.Position = new Vector2(mViewport.X, mViewport.Y);
mLeftMostSprite = aBackgroundSprite;
}
else
{
//Position the sprite after the last sprite in line
aBackgroundSprite.Position = new Vector2(mRightMostSprite.Position.X + mRightMostSprite.Size.Width, mViewport.Y);
}
//Set the sprite as the last one in line
mRightMostSprite = aBackgroundSprite;
//Increment the width of all the sprites combined in the chain
aWidth += aBackgroundSprite.Size.Width;
}
//If the Width of all the sprites in the chain does not fill the twice the Viewport width
//then we need to cycle through the images over and over until we have added
//enough background images to fill the twice the width.
int aIndex = 0;
if (mBackgroundSprites.Count > 0 && aWidth < mViewport.Width * 2)
{
do
{
//Add another background image to the chain
ImageSprite aBackgroundSprite = new ImageSprite();
aBackgroundSprite.AssetName = mBackgroundSprites[aIndex].AssetName;
aBackgroundSprite.LoadContent(theContentManager, aBackgroundSprite.AssetName);
aBackgroundSprite.Scale = mViewport.Height / aBackgroundSprite.Size.Height;
aBackgroundSprite.Position = new Vector2(mRightMostSprite.Position.X + mRightMostSprite.Size.Width, mViewport.Y);
mBackgroundSprites.Add(aBackgroundSprite);
mRightMostSprite = aBackgroundSprite;
//Add the new background Image's width to the total width of the chain
aWidth += aBackgroundSprite.Size.Width;
//Move to the next image in the background images
//If we've moved to the end of the indexes, start over
aIndex += 1;
if (aIndex > mBackgroundSprites.Count - 1)
{
aIndex = 0;
}
} while (aWidth < mViewport.Width * 2);
}
}