public bool TryTracking(int npcIndex)
{
if (npcIndex < 0 || npcIndex > 200)
{
return(false);
}
NPC npc = Main.npc[npcIndex];
if (!npc.active)
{
return(false);
}
BigProgressBarInfo info = new BigProgressBarInfo()
{
npcIndexToAimAt = npcIndex
};
IBigProgressBar bigProgressBar1 = (IBigProgressBar)this._bossBar;
IBigProgressBar bigProgressBar2;
if (this._bossBarsByNpcNetId.TryGetValue(npc.netID, out bigProgressBar2))
{
bigProgressBar1 = bigProgressBar2;
}
if (!bigProgressBar1.ValidateAndCollectNecessaryInfo(ref info))
{
return(false);
}
this._currentBar = bigProgressBar1;
this._info = info;
return(true);
}
public bool TryTracking(int npcIndex)
{
if (npcIndex < 0 || npcIndex > 200)
{
return(false);
}
NPC nPC = Main.npc[npcIndex];
if (!nPC.active)
{
return(false);
}
BigProgressBarInfo bigProgressBarInfo = default(BigProgressBarInfo);
bigProgressBarInfo.npcIndexToAimAt = npcIndex;
BigProgressBarInfo info = bigProgressBarInfo;
IBigProgressBar bigProgressBar = _bossBar;
if (_bossBarsByNpcNetId.TryGetValue(nPC.netID, out var value))
{
bigProgressBar = value;
}
if (!bigProgressBar.ValidateAndCollectNecessaryInfo(info))
{
return(false);
}
_currentBar = bigProgressBar;
_info = info;
return(true);
}
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 Update()
{
if (_currentBar == null)
{
TryFindingNPCToTrack();
}
if (_currentBar != null && !_currentBar.ValidateAndCollectNecessaryInfo(_info))
{
_currentBar = null;
}
}
public void Update()
{
if (this._currentBar == null)
{
this.TryFindingNPCToTrack();
}
if (this._currentBar == null || this._currentBar.ValidateAndCollectNecessaryInfo(ref this._info))
{
return;
}
this._currentBar = (IBigProgressBar)null;
}
/// <summary>
/// Runs after draw code for boss bars (skipped if PreventDraw returns true), can be used to draw your own bars, or reinvoke draw for currently selected-to-draw bar
/// </summary>
/// <param name="spriteBatch">The spriteBatch that is drawn on</param>
/// <param name="currentBar">The boss bar that vanilla update code decided to draw. Can be null if skipped or if no suitable NPCs found. Can be casted to ModBossBar</param>
/// <param name="info">Contains the index of the NPC the game decided to focus on</param>
public virtual void Draw(SpriteBatch spriteBatch, IBigProgressBar currentBar, BigProgressBarInfo info)
{
}
/// <summary>
/// Runs after update code for boss bars (skipped if PreventUpdate returns true), can be used to identify which NPCs to draw.
/// </summary>
/// <param name="currentBar">The boss bar that vanilla update code decided to draw. Can be null if skipped or if no suitable NPCs found. Can be casted to ModBossBar</param>
/// <param name="info">Contains the index of the NPC the game decided to focus on</param>
public virtual void Update(IBigProgressBar currentBar, ref BigProgressBarInfo info)
{
}
//If any mods need to fetch special vanilla bars /// <summary> /// Gets the special IBigProgressBar associated with this vanilla NPCs netID (usually the type). /// <para> Reminder: If no special bar exists or NPC.BossBar is not assigned, any NPC with a boss head index will automatically display a common boss bar shared among all simple bosses.</para> /// </summary> /// <param name="netID">The NPC netID (usually the type)</param> /// <param name="bossBar">When this method returns, contains the IBigProgressBar associated with the specified NPC netID</param> /// <returns><see langword="true"/> if IBigProgressBar exists; otherwise, <see langword="false"/>.</returns> public bool TryGetSpecialVanillaBossBar(int netID, out IBigProgressBar bossBar) => _bossBarsByNpcNetId.TryGetValue(netID, out bossBar);
