public override bool PreventDraw => true; //Prevents the default drawing code
public override void Draw(SpriteBatch spriteBatch, IBigProgressBar currentBar, BigProgressBarInfo info)
{
if (currentBar == null)
{
return;
//Only draw if vanilla decided to draw one (we let it update because we didn't override PreventUpdate to return true)
}
if (currentBar is CommonBossBigProgressBar)
{
//If this is a regular bar without any special features, we draw our own thing. Sadly, "life to display" is not a variable we can access,
//but since we are dealing with the very basic implementation that only tracks a single NPC, we can use "info"
NPC npc = Main.npc[info.npcIndexToAimAt];
float lifePercent = Utils.Clamp(npc.life / (float)npc.lifeMax, 0f, 1f);
//Unused method by vanilla, which simply draws a few boxes that represent a boss bar (fixed position, colors, no icon)
BigProgressBarHelper.DrawBareBonesBar(spriteBatch, lifePercent);
}
else
{
//If a bar with special behavior is currently selected, draw it instead because we don't have access to its special features
currentBar.Draw(ref info, spriteBatch);
}
}
public void Draw(ref BigProgressBarInfo info, SpriteBatch spriteBatch)
{
//Questionmark icon as fallback
Rectangle?iconFrame = null;
Texture2D iconTexture = (GetIconTexture(ref iconFrame) ?? TextureAssets.NpcHead[0]).Value;
iconFrame ??= iconTexture.Frame();
//TML handles modifying draw parameters inside of it
BigProgressBarHelper.DrawFancyBar(spriteBatch, lifePercent, iconTexture, iconFrame.Value, shieldPercent);
}