75 lines
1.7 KiB
JavaScript
75 lines
1.7 KiB
JavaScript
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function StatusBars() {}
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StatusBars.prototype.Schema =
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"<element name='HeightOffset'>" +
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"<data type='decimal'/>" +
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"</element>";
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// TODO: should add rank icon too
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StatusBars.prototype.Init = function()
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{
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this.enabled = false;
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};
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StatusBars.prototype.SetEnabled = function(enabled)
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{
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// Quick return if no change
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if (enabled == this.enabled)
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return;
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// Update the displayed sprites
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this.enabled = enabled;
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if (enabled)
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this.RegenerateSprites();
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else
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this.ResetSprites();
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};
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StatusBars.prototype.OnHealthChanged = function(msg)
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{
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if (this.enabled)
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this.RegenerateSprites();
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};
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StatusBars.prototype.ResetSprites = function()
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{
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var cmpOverlayRenderer = Engine.QueryInterface(this.entity, IID_OverlayRenderer);
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cmpOverlayRenderer.Reset();
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};
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StatusBars.prototype.RegenerateSprites = function()
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{
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var cmpOverlayRenderer = Engine.QueryInterface(this.entity, IID_OverlayRenderer);
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cmpOverlayRenderer.Reset();
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// Size of health bar (in world-space units)
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var width = 2;
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var height = 1/3;
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// Offset from the unit's position
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var offset = { "x": 0, "y": +this.template.HeightOffset, "z": 0 };
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var cmpHealth = Engine.QueryInterface(this.entity, IID_Health);
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if (cmpHealth)
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{
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var filled = cmpHealth.GetHitpoints() / cmpHealth.GetMaxHitpoints();
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cmpOverlayRenderer.AddSprite(
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"art/textures/ui/session/icons/health_bg.png",
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{ "x": -width/2, "y": -height/2 }, { "x": width/2, "y": height/2 },
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offset
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);
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cmpOverlayRenderer.AddSprite(
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"art/textures/ui/session/icons/health_fg.png",
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{ "x": -width/2, "y": -height/2 }, { "x": width*(filled - 0.5), "y": height/2 },
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offset
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);
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}
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};
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Engine.RegisterComponentType(IID_StatusBars, "StatusBars", StatusBars);
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