internal static PaletteID ToFruitPalette(this GraphicsID id)
{
switch (id)
{
default:
throw new Exception("Unhandled GraphicsID.");
case GraphicsID.SpriteCherry:
return(PaletteID.Cherry);
case GraphicsID.SpriteStrawberry:
return(PaletteID.Strawberry);
case GraphicsID.SpriteOrange:
return(PaletteID.Orange);
case GraphicsID.SpriteApple:
return(PaletteID.Apple);
case GraphicsID.SpriteMelon:
return(PaletteID.Melon);
case GraphicsID.SpriteGalaxian:
return(PaletteID.Galaxian);
case GraphicsID.SpriteBell:
return(PaletteID.Bell);
case GraphicsID.SpriteKey:
return(PaletteID.Key);
}
}
internal void SetStaticSprite(GameObject obj, GraphicsID id, PaletteID palette, Bitmap source, int width)
{
gameObjectMap[obj] = new StaticSprite(source, id, width, source.Width / width)
{
Palette = palette
};
}
public void DrawSprite(int x, int y, GraphicsID spriteSheet, int spriteIndex)
{
DrawSprite(
x, y,
_sprite_sheets[spriteSheet].SpriteWidth, _sprite_sheets[spriteSheet].SpriteHeight,
spriteSheet,
spriteIndex
);
}
public void DrawSprite(Point center, Point size, Point camera, GraphicsID spriteSheet, int spriteIndex)
{
DrawSprite(
(center.X - size.X / 2) - (int)camera.X,
(center.Y - size.Y / 2) - (int)camera.Y,
size.X,
size.Y,
spriteSheet,
spriteIndex
);
}
public void DrawScene(GraphicsID backgroundTile, Point backgroundOffset, Action drawScene)
{
// render scene
_graphics_device.SetRenderTarget(_render_target);
_graphics_device.RasterizerState = new RasterizerState()
{
CullMode = CullMode.None
};
DrawTiledSprite(0, 0, Width, Height, backgroundTile, backgroundOffset.X, backgroundOffset.Y);
drawScene();
DrawBufferToScreen();
}
internal FruitObject(GraphicsHandler handler, GraphicsID spriteID)
: base(GraphicsConstants.SpriteSize)
{
sprite = new StaticSprite(Resources.Sprites, spriteID, GraphicsConstants.SpriteWidth, Resources.Sprites.Width / GraphicsConstants.SpriteWidth)
{
Palette = spriteID.ToFruitPalette()
};
handler.Register(this, sprite);
switch (spriteID)
{
default:
throw new Exception("Unhandled GraphicsID.");
case GraphicsID.SpriteCherry:
Score = 100;
break;
case GraphicsID.SpriteStrawberry:
Score = 300;
break;
case GraphicsID.SpriteOrange:
Score = 500;
break;
case GraphicsID.SpriteApple:
Score = 700;
break;
case GraphicsID.SpriteMelon:
Score = 1000;
break;
case GraphicsID.SpriteGalaxian:
Score = 2000;
break;
case GraphicsID.SpriteBell:
Score = 3000;
break;
case GraphicsID.SpriteKey:
Score = 5000;
break;
}
}
private void LoadSprite(GraphicsID spriteSheetID, GraphicsMeta meta)
{
_sprite_sheets.Add(
spriteSheetID,
new SpriteSheet(
_content_manager.Load <Texture2D>("Graphics/" + spriteSheetID.ToString().Replace('_', '/')),
meta.SpriteWidth, meta.SpriteHeight,
new BasicEffect(_graphics_device)
{
World = Matrix.Identity,
View = _view_matrix,
Projection = _projection_matrix,
}
)
);
LoadProgress++;
}
public void DrawTiledSprite(int x, int y, int width, int height, GraphicsID spriteSheet, float offsetX, float offsetY)
{
int spriteWidth = _sprite_sheets[spriteSheet].SpriteWidth;
int spriteHeight = _sprite_sheets[spriteSheet].SpriteHeight;
foreach (EffectPass pass in _sprite_sheets[spriteSheet].Effect.CurrentTechnique.Passes)
{
pass.Apply();
_graphics_device.DrawUserPrimitives(PrimitiveType.TriangleStrip, new VertexPositionTexture[]
{
new VertexPositionTexture(new Vector3(x, y, 0), new Vector2(offsetX, offsetY)),
new VertexPositionTexture(new Vector3(x + width, y, 0), new Vector2(offsetX + (float)width / spriteWidth, offsetY)),
new VertexPositionTexture(new Vector3(x, y + height, 0), new Vector2(offsetX, offsetY + (float)height / spriteHeight)),
new VertexPositionTexture(new Vector3(x + width, y + height, 0), new Vector2(offsetX + (float)width / spriteWidth, offsetY + (float)height / spriteHeight)),
}, 0, 2, VertexPositionTexture.VertexDeclaration);
}
}
public void DrawSprite(int x, int y, int width, int height, GraphicsID spriteSheet, int spriteIndex)
{
int spriteX = spriteIndex % _sprite_sheets[spriteSheet].Columns;
int spriteY = spriteIndex / _sprite_sheets[spriteSheet].Columns;
float spriteXWidth = 1 / (float)_sprite_sheets[spriteSheet].Columns;
float spriteYHeight = 1 / (float)_sprite_sheets[spriteSheet].Rows;
float spriteXOffset = spriteX * spriteXWidth;
float spriteYOffset = spriteY * spriteYHeight;
foreach (EffectPass pass in _sprite_sheets[spriteSheet].Effect.CurrentTechnique.Passes)
{
pass.Apply();
_graphics_device.DrawUserPrimitives(PrimitiveType.TriangleStrip, new VertexPositionTexture[]
{
new VertexPositionTexture(new Vector3(x, y, 0), new Vector2(spriteXOffset, spriteYOffset)),
new VertexPositionTexture(new Vector3(x + width, y, 0), new Vector2(spriteXOffset + spriteXWidth, spriteYOffset)),
new VertexPositionTexture(new Vector3(x, y + height, 0), new Vector2(spriteXOffset, spriteYOffset + spriteYHeight)),
new VertexPositionTexture(new Vector3(x + width, y + height, 0), new Vector2(spriteXOffset + spriteXWidth, spriteYOffset + spriteYHeight)),
}, 0, 2, VertexPositionTexture.VertexDeclaration);
}
}
internal void SetStaticSprite(GameObject obj, GraphicsID id, PaletteID palette) => SetStaticSprite(obj, id, palette, Resources.Sprites, GraphicsConstants.SpriteWidth);
internal static Rectangle GetGraphicSourceRectangle(GraphicsID id, int width, int sourceTilesPerRow)
{
return(new Rectangle(new Point((int)id % sourceTilesPerRow * width, (int)id / sourceTilesPerRow * width), new Size(width, width)));
}
internal StaticSprite(Bitmap source, GraphicsID graphicsId, int width, int sourceTilesPerRow)
{
sourceImage = source.Clone(GraphicsUtils.GetGraphicSourceRectangle(graphicsId, width, sourceTilesPerRow), source.PixelFormat);
currentImage = sourceImage;
}
public int SpriteCount(GraphicsID spriteSheet)
{
return(_sprite_sheets[spriteSheet].Columns * _sprite_sheets[spriteSheet].Rows);
}
public Point SpriteSize(GraphicsID spriteSheet)
{
return(new Point(_sprite_sheets[spriteSheet].SpriteWidth, _sprite_sheets[spriteSheet].SpriteHeight));
}
public void DrawSprite(double centerX, double centerY, Point size, Point camera, GraphicsID spriteSheet, int spriteIndex)
{
DrawSprite(
(int)(centerX - size.X / 2) - camera.X,
(int)(centerY - size.Y / 2) - camera.Y,
size.X,
size.Y,
spriteSheet,
spriteIndex
);
}