public void Draw(ISpriteBatch spriteBatch, ISpriteLibrary spriteLibrary)
{
if (!this._player.IsAlive())
{
return;
}
var drawParameters = SetDrawParametersForFacedDirection(spriteLibrary);
var frameCount = (drawParameters.Texture.Width / Constants.TileLength);
var position = this.TimeWithinAnimation / AnimationLength;
int frameIndex = (int)Math.Floor(frameCount * position);
var currentFoot = position >= 0.5;
if (this._whichFootFlag != currentFoot)
{
this._player.PlaySound(currentFoot ? GameSound.PlayerMovesFirstFoot : GameSound.PlayerMovesSecondFoot);
this._whichFootFlag = currentFoot;
}
// Calculate the source rectangle of the current frame.
drawParameters.AreaWithinTexture = new Rectangle(frameIndex * Constants.TileLength, 0, Constants.TileLength, Constants.TileLength);
// Draw the current frame.
spriteBatch.DrawTexture(drawParameters);
}
public void Draw(ISpriteBatch spriteBatch, ISpriteLibrary spriteLibrary)
{
if (!this._gameObject.IsExtant)
{
return;
}
this._time %= this._lengthOfAnimation;
var positionInAnimation = this._time / this._lengthOfAnimation;
DrawParameters drawParameters = default;
drawParameters.Texture = spriteLibrary.GetSprite(this._textureName);
var frameCount = (drawParameters.Texture.Width / Constants.TileLength);
int frameIndex = (int)Math.Floor(frameCount * positionInAnimation);
// Calculate the source rectangle of the current frame.
drawParameters.AreaWithinTexture = new Rectangle(frameIndex * Constants.TileLength, 0, Constants.TileLength, Constants.TileLength);
drawParameters.Position = this._gameObject.Position;
drawParameters.Rotation = this.Rotation;
drawParameters.Effects = this.SpriteEffect;
drawParameters.Opacity = this.Opacity;
// Draw the current frame.
spriteBatch.DrawTexture(drawParameters);
}
private void DrawLives(ISpriteBatch spriteBatch, int livesLeft)
{
if (livesLeft > 3)
{
spriteBatch.DrawTexture(this._life, new Vector2(480 - 16, 8), new Rectangle(0, 0, 10, 16));
spriteBatch.DrawTexture(this._life, new Vector2(480 - 30, 8), new Rectangle(10, 0, 10, 16));
DrawValue(spriteBatch, livesLeft + 100, 480 - 32, 8);
}
else
{
for (int i = 0; i < livesLeft; i++)
{
var destination = new Vector2(480 - ((i + 1) * 16), 8);
spriteBatch.DrawTexture(this._life, destination, new Rectangle(0, 0, 10, 16));
}
}
}
public override void Draw(GameTime gameTime)
{
if (this._transitionTexture == null)
{
return;
}
ISpriteBatch spriteBatch = ScreenManager.SpriteBatch;
spriteBatch.Begin();
spriteBatch.DrawTexture(this._transitionTexture, Vector2.Zero, null);
spriteBatch.End();
}
private void DrawHull(ISpriteBatch spriteBatch, ISpriteLibrary spriteLibrary)
{
DrawParameters drawParameters = default;
drawParameters.Texture = spriteLibrary.GetSprite(TextureName);
// Calculate the source rectangle of the current frame.
drawParameters.AreaWithinTexture = new Rectangle(0, 0, Constants.TileLength, Constants.TileLength);
drawParameters.Position = this._tank.Position;
drawParameters.Rotation = this._tank.HullRotation;
// Draw the current frame.
spriteBatch.DrawTexture(drawParameters);
}
private void DrawTrack(ISpriteBatch spriteBatch, ISpriteLibrary spriteLibrary, int p2, double pctPositionInTrackAnimation)
{
DrawParameters drawParameters = default;
drawParameters.Texture = spriteLibrary.GetSprite(TextureName);
var frameCount = (drawParameters.Texture.Width / Constants.TileLength);
int frameIndex = (int)Math.Floor(frameCount * pctPositionInTrackAnimation);
// Calculate the source rectangle of the current frame.
drawParameters.AreaWithinTexture = new Rectangle(frameIndex * Constants.TileLength, p2, Constants.TileLength, Constants.TileLength);
drawParameters.Position = this._tank.Position;
drawParameters.Rotation = this._tank.HullRotation;
// Draw the current frame.
spriteBatch.DrawTexture(drawParameters);
}
private void DrawValue(ISpriteBatch spriteBatch, decimal value, int right, int top)
{
int i = 1;
while (true)
{
int digit = (int)(value % 10);
var source = new Rectangle(digit * 6, 0, 6, 16);
var destination = new Vector2(right - (i * 8), top);
spriteBatch.DrawTexture(this._digits, destination, source);
value = Math.Floor(value / 10);
if (value == 0)
{
break;
}
i++;
}
}
private void DrawTurret(ISpriteBatch spriteBatch, ISpriteLibrary spriteLibrary)
{
Vector2 centreOfRotationForTurret = new Vector2(0, 3);
double x = centreOfRotationForTurret.Y * Math.Sin(this._tank.HullRotation) + centreOfRotationForTurret.X * Math.Cos(this._tank.HullRotation);
double y = centreOfRotationForTurret.Y * Math.Cos(this._tank.HullRotation) - centreOfRotationForTurret.X * Math.Sin(this._tank.HullRotation);
Vector2 centreOfRotationForTurretAfterRotation = new Vector2((float)-x, (float)y);
DrawParameters drawParameters = default;
drawParameters.Texture = spriteLibrary.GetSprite(TextureName);
// Calculate the source rectangle of the current frame.
drawParameters.AreaWithinTexture = new Rectangle(32, 0, Constants.TileLength, Constants.TileLength);
drawParameters.Position = this._tank.Position + centreOfRotationForTurretAfterRotation;
drawParameters.Rotation = this._tank.TurretRotation;
drawParameters.Centre = new Vector2(16, 19); // this is always the same - this is the point where we rotate the turret around in the source rectangle
// Draw the current frame.
spriteBatch.DrawTexture(drawParameters);
}
/// <summary>
/// Advances the time position and draws the current frame of the animation.
/// </summary>
/// <param name="gameTime">Time passed since the last call to Draw</param>
/// <param name="spriteBatch">The SpriteBatch object to draw the sprite to</param>
/// <param name="position">The position of the sprite</param>
public void Draw(GameTime gameTime, ISpriteBatch spriteBatch, Vector2 position)
{
if (Animation == null)
throw new NotSupportedException("No animation is currently playing.");
// Advance the frame index
this._advanceRoutine(gameTime);
// Calculate the source rectangle of the current frame.
var source = new Rectangle(FrameIndex * Tile.Width, 0, Tile.Width, Tile.Height);
// Draw the current frame.
spriteBatch.DrawTexture(Animation.Texture, position, source, this.Rotation, Origin, this.SpriteEffect);
}
private void DrawValue(ISpriteBatch spriteBatch, int value, int right, int top)
{
int i = 1;
while (true)
{
int digit = value % 10;
var source = new Rectangle(digit * 6, 0, 6, 16);
Vector2 destination = new Vector2(right - (i * 8), top) + spriteBatch.WindowOffset;
spriteBatch.DrawTexture(this._digits, destination, source, 0.0f, Vector2.Zero);
value = value / 10;
if (value == 0)
break;
i++;
}
}