mirror of
https://github.com/ninjamuffin99/Funkin.git
synced 2024-12-10 23:46:13 +00:00
161 lines
4.2 KiB
Haxe
161 lines
4.2 KiB
Haxe
package funkin.ui;
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import flash.display.Graphics;
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import flash.display.Shape;
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import flash.display.Sprite;
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import flash.text.TextField;
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import flash.text.TextFormatAlign;
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import flixel.math.FlxMath;
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import flixel.system.debug.DebuggerUtil;
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import flixel.system.debug.stats.Stats;
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import flixel.util.FlxColor;
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import flixel.util.FlxDestroyUtil;
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/**
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* This is a helper function for the stats window to draw a graph with given values.
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* SHAMELESSLY STOLEN FROM FLIXEL
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* https://github.com/HaxeFlixel/flixel/blob/master/flixel/system/debug/stats/StatsGraph.hx
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*/
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#if FLX_DEBUG
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class CoolStatsGraph extends Sprite
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{
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static inline var AXIS_COLOR:FlxColor = 0xffffff;
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static inline var AXIS_ALPHA:Float = 0.5;
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static inline var HISTORY_MAX:Int = 500;
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public var minLabel:TextField;
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public var curLabel:TextField;
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public var maxLabel:TextField;
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public var avgLabel:TextField;
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public var minValue:Float = FlxMath.MAX_VALUE_FLOAT;
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public var maxValue:Float = FlxMath.MIN_VALUE_FLOAT;
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public var graphColor:FlxColor;
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public var history:Array<Float> = [];
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var _axis:Shape;
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var _width:Int;
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var _height:Int;
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var _unit:String;
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var _labelWidth:Int;
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var _label:String;
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public function new(X:Int, Y:Int, Width:Int, Height:Int, GraphColor:FlxColor, Unit:String, LabelWidth:Int = 45, ?Label:String)
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{
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super();
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x = X;
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y = Y;
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_width = Width - LabelWidth;
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_height = Height;
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graphColor = GraphColor;
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_unit = Unit;
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_labelWidth = LabelWidth;
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_label = (Label == null) ? "" : Label;
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_axis = new Shape();
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_axis.x = _labelWidth + 10;
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maxLabel = DebuggerUtil.createTextField(0, 0, Stats.LABEL_COLOR, Stats.TEXT_SIZE);
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curLabel = DebuggerUtil.createTextField(0, (_height / 2) - (Stats.TEXT_SIZE / 2), graphColor, Stats.TEXT_SIZE);
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minLabel = DebuggerUtil.createTextField(0, _height - Stats.TEXT_SIZE, Stats.LABEL_COLOR, Stats.TEXT_SIZE);
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avgLabel = DebuggerUtil.createTextField(_labelWidth + 20, (_height / 2) - (Stats.TEXT_SIZE / 2) - 10, Stats.LABEL_COLOR, Stats.TEXT_SIZE);
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avgLabel.width = _width;
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avgLabel.defaultTextFormat.align = TextFormatAlign.CENTER;
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avgLabel.alpha = 0.5;
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addChild(_axis);
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addChild(maxLabel);
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addChild(curLabel);
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addChild(minLabel);
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addChild(avgLabel);
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drawAxes();
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}
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/**
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* Redraws the axes of the graph.
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*/
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function drawAxes():Void
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{
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var gfx = _axis.graphics;
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gfx.clear();
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gfx.lineStyle(1, AXIS_COLOR, AXIS_ALPHA);
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// y-Axis
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gfx.moveTo(0, 0);
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gfx.lineTo(0, _height);
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// x-Axis
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gfx.moveTo(0, _height);
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gfx.lineTo(_width, _height);
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}
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/**
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* Redraws the graph based on the values stored in the history.
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*/
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function drawGraph():Void
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{
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var gfx:Graphics = graphics;
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gfx.clear();
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gfx.lineStyle(1, graphColor, 1);
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var inc:Float = _width / (HISTORY_MAX - 1);
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var range:Float = Math.max(maxValue - minValue, maxValue * 0.1);
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var graphX = _axis.x + 1;
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for (i in 0...history.length)
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{
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var value = (history[i] - minValue) / range;
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var pointY = (-value * _height - 1) + _height;
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if (i == 0) gfx.moveTo(graphX, _axis.y + pointY);
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gfx.lineTo(graphX + (i * inc), pointY);
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}
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}
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public function update(Value:Float):Void
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{
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history.unshift(Value);
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if (history.length > HISTORY_MAX) history.pop();
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// Update range
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maxValue = Math.max(maxValue, Value);
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minValue = Math.min(minValue, Value);
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minLabel.text = formatValue(minValue);
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curLabel.text = formatValue(Value);
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maxLabel.text = formatValue(maxValue);
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avgLabel.text = _label + "\nAvg: " + formatValue(average());
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drawGraph();
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}
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function formatValue(value:Float):String
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{
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return FlxMath.roundDecimal(value, Stats.DECIMALS) + " " + _unit;
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}
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public function average():Float
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{
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var sum:Float = 0;
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for (value in history)
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sum += value;
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return sum / history.length;
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}
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public function destroy():Void
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{
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_axis = FlxDestroyUtil.removeChild(this, _axis);
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minLabel = FlxDestroyUtil.removeChild(this, minLabel);
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curLabel = FlxDestroyUtil.removeChild(this, curLabel);
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maxLabel = FlxDestroyUtil.removeChild(this, maxLabel);
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avgLabel = FlxDestroyUtil.removeChild(this, avgLabel);
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history = null;
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}
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}
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#end
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