private TextSprite CreateSprite(object key, string renderedStringBuilder,
int frameNumber, bool cached, GraphicsDevice device)
{
// First try to find an existing sprite to reuse
for (int i = 0; i < sprites.Count; i++)
{
// If it was last used before the immediately previous frame, assume it is free to use:
if (sprites[i].cached == cached && sprites[i].foundOnFrame < frameNumber - 1)
{
TextSpriteInstance instance = sprites[i];
instance.key = key;
instance.renderedStringBuilder = renderedStringBuilder;
instance.foundOnFrame = frameNumber;
sprites[i] = instance;
return(instance.value);
}
}
// If no sprite to reuse was found...
TextSprite sprite = new TextSprite(this, cached);
sprites.Add(new TextSpriteInstance()
{
key = key,
value = sprite,
renderedStringBuilder = renderedStringBuilder,
foundOnFrame = frameNumber,
cached = cached
});
device.AddSprite(sprite);
return(sprite);
}
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);
}
private TextSprite CreateSprite(object key, string renderedStringBuilder,
int frameNumber, bool cached, GraphicsDevice device)
{
// First try to find an existing sprite to reuse
for(int i = 0; i < sprites.Count; i++)
{
// If it was last used before the immediately previous frame, assume it is free to use:
if(sprites[i].cached == cached && sprites[i].foundOnFrame < frameNumber-1)
{
TextSpriteInstance instance = sprites[i];
instance.key = key;
instance.renderedStringBuilder = renderedStringBuilder;
instance.foundOnFrame = frameNumber;
sprites[i] = instance;
return instance.value;
}
}
// If no sprite to reuse was found...
TextSprite sprite = new TextSprite(this, cached);
sprites.Add(new TextSpriteInstance()
{
key = key,
value = sprite,
renderedStringBuilder = renderedStringBuilder,
foundOnFrame = frameNumber,
cached = cached
});
device.AddSprite(sprite);
return sprite;
}