371 lines
16 KiB
C#
371 lines
16 KiB
C#
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using System.Collections.Generic;
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using UnityEngine;
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using UnityEngine.EventSystems;
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using UnityEngine.UI;
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using XUGL;
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namespace XCharts.Runtime
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{
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[UnityEngine.Scripting.Preserve]
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internal sealed class VisualMapHandler : MainComponentHandler<VisualMap>
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{
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public override void OnBeginDrag(PointerEventData eventData)
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{
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OnDragVisualMapStart(component);
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}
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public override void OnDrag(PointerEventData eventData)
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{
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OnDragVisualMap(component);
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}
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public override void OnEndDrag(PointerEventData eventData)
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{
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OnDragVisualMapEnd(component);
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}
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public override void Update()
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{
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CheckVisualMap(component);
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}
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public override void DrawBase(VertexHelper vh)
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{
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var visualMap = component;
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if (!visualMap.show || !visualMap.showUI) return;
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switch (visualMap.type)
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{
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case VisualMap.Type.Continuous:
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DrawContinuousVisualMap(vh, visualMap);
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break;
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case VisualMap.Type.Piecewise:
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//DrawPiecewiseVisualMap(vh, visualMap);
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break;
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}
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}
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private void CheckVisualMap(VisualMap visualMap)
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{
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if (visualMap == null || !visualMap.show)
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return;
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if (chart.canvas == null)
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return;
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Vector2 local;
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if (!chart.ScreenPointToChartPoint(Input.mousePosition, out local))
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{
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if (visualMap.context.pointerIndex >= 0)
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{
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visualMap.context.pointerIndex = -1;
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chart.RefreshChart();
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}
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return;
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}
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if (local.x < chart.chartX ||
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local.x > chart.chartX + chart.chartWidth ||
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local.y < chart.chartY ||
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local.y > chart.chartY + chart.chartHeight ||
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!visualMap.IsInRangeRect(local, chart.chartRect))
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{
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if (visualMap.context.pointerIndex >= 0)
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{
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visualMap.context.pointerIndex = -1;
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chart.RefreshChart();
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}
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return;
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}
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var pos1 = Vector3.zero;
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var pos2 = Vector3.zero;
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var halfHig = visualMap.itemHeight / 2;
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var centerPos = chart.chartPosition + visualMap.location.GetPosition(chart.chartWidth, chart.chartHeight);
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var selectedIndex = -1;
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double value = 0;
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switch (visualMap.orient)
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{
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case Orient.Horizonal:
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pos1 = centerPos + Vector3.left * halfHig;
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pos2 = centerPos + Vector3.right * halfHig;
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value = visualMap.min + (local.x - pos1.x) / (pos2.x - pos1.x) * (visualMap.max - visualMap.min);
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selectedIndex = visualMap.GetIndex(value);
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break;
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case Orient.Vertical:
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pos1 = centerPos + Vector3.down * halfHig;
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pos2 = centerPos + Vector3.up * halfHig;
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value = visualMap.min + (local.y - pos1.y) / (pos2.y - pos1.y) * (visualMap.max - visualMap.min);
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selectedIndex = visualMap.GetIndex(value);
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break;
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}
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visualMap.context.pointerValue = value;
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visualMap.context.pointerIndex = selectedIndex;
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chart.RefreshChart();
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}
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private void DrawContinuousVisualMap(VertexHelper vh, VisualMap visualMap)
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{
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var centerPos = chart.chartPosition + visualMap.location.GetPosition(chart.chartWidth, chart.chartHeight);
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var pos1 = Vector3.zero;
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var pos2 = Vector3.zero;
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var dir = Vector3.zero;
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var halfWid = visualMap.itemWidth / 2;
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var halfHig = visualMap.itemHeight / 2;
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var xRadius = 0f;
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var yRadius = 0f;
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var splitNum = visualMap.inRange.Count;
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var splitWid = visualMap.itemHeight / (splitNum - 1);
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var isVertical = false;
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var colors = visualMap.inRange;
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var triangeLen = chart.theme.visualMap.triangeLen;
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switch (visualMap.orient)
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{
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case Orient.Horizonal:
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pos1 = centerPos + Vector3.left * halfHig;
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pos2 = centerPos + Vector3.right * halfHig;
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dir = Vector3.right;
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xRadius = splitWid / 2;
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yRadius = halfWid;
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isVertical = false;
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if (visualMap.calculable)
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{
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var p0 = pos1 + Vector3.right * visualMap.runtimeRangeMinHeight;
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var p1 = p0 + Vector3.up * halfWid;
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var p2 = p0 + Vector3.up * (halfWid + triangeLen);
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var p3 = p2 + Vector3.left * triangeLen;
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var color = visualMap.GetColor(visualMap.rangeMin);
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UGL.DrawTriangle(vh, p1, p2, p3, color);
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p0 = pos1 + Vector3.right * visualMap.runtimeRangeMaxHeight;
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p1 = p0 + Vector3.up * halfWid;
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p2 = p0 + Vector3.up * (halfWid + triangeLen);
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p3 = p2 + Vector3.right * triangeLen;
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color = visualMap.GetColor(visualMap.rangeMax);
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UGL.DrawTriangle(vh, p1, p2, p3, color);
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}
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break;
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case Orient.Vertical:
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pos1 = centerPos + Vector3.down * halfHig;
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pos2 = centerPos + Vector3.up * halfHig;
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dir = Vector3.up;
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xRadius = halfWid;
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yRadius = splitWid / 2;
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isVertical = true;
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if (visualMap.calculable)
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{
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var p0 = pos1 + Vector3.up * visualMap.runtimeRangeMinHeight;
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var p1 = p0 + Vector3.right * halfWid;
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var p2 = p0 + Vector3.right * (halfWid + triangeLen);
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var p3 = p2 + Vector3.down * triangeLen;
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var color = visualMap.GetColor(visualMap.rangeMin);
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UGL.DrawTriangle(vh, p1, p2, p3, color);
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p0 = pos1 + Vector3.up * visualMap.runtimeRangeMaxHeight;
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p1 = p0 + Vector3.right * halfWid;
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p2 = p0 + Vector3.right * (halfWid + triangeLen);
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p3 = p2 + Vector3.up * triangeLen;
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color = visualMap.GetColor(visualMap.rangeMax);
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UGL.DrawTriangle(vh, p1, p2, p3, color);
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}
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break;
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}
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if (visualMap.calculable &&
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(visualMap.rangeMin > visualMap.min || visualMap.rangeMax < visualMap.max))
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{
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var rangeMin = visualMap.rangeMin;
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var rangeMax = visualMap.rangeMax;
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var diff = (visualMap.max - visualMap.min) / (splitNum - 1);
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for (int i = 1; i < splitNum; i++)
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{
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var splitMin = visualMap.min + (i - 1) * diff;
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var splitMax = splitMin + diff;
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if (rangeMin > splitMax || rangeMax < splitMin)
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{
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continue;
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}
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else if (rangeMin <= splitMin && rangeMax >= splitMax)
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{
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var splitPos = pos1 + dir * (i - 1 + 0.5f) * splitWid;
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var startColor = colors[i - 1].color;
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var toColor = visualMap.IsPiecewise() ? startColor : colors[i].color;
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UGL.DrawRectangle(vh, splitPos, xRadius, yRadius, startColor, toColor, isVertical);
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}
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else if (rangeMin > splitMin && rangeMax >= splitMax)
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{
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var p0 = pos1 + dir * visualMap.runtimeRangeMinHeight;
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var splitMaxPos = pos1 + dir * i * splitWid;
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var splitPos = p0 + (splitMaxPos - p0) / 2;
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var startColor = visualMap.GetColor(visualMap.rangeMin);
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var toColor = visualMap.IsPiecewise() ? startColor : colors[i].color;
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var yRadius1 = Vector3.Distance(p0, splitMaxPos) / 2;
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if (visualMap.orient == Orient.Vertical)
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UGL.DrawRectangle(vh, splitPos, xRadius, yRadius1, startColor, toColor, isVertical);
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else
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UGL.DrawRectangle(vh, splitPos, yRadius1, yRadius, startColor, toColor, isVertical);
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}
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else if (rangeMax < splitMax && rangeMin <= splitMin)
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{
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var p0 = pos1 + dir * visualMap.runtimeRangeMaxHeight;
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var splitMinPos = pos1 + dir * (i - 1) * splitWid;
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var splitPos = splitMinPos + (p0 - splitMinPos) / 2;
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var startColor = colors[i - 1].color;
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var toColor = visualMap.IsPiecewise() ? startColor : visualMap.GetColor(visualMap.rangeMax);
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var yRadius1 = Vector3.Distance(p0, splitMinPos) / 2;
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if (visualMap.orient == Orient.Vertical)
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UGL.DrawRectangle(vh, splitPos, xRadius, yRadius1, startColor, toColor, isVertical);
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else
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UGL.DrawRectangle(vh, splitPos, yRadius1, yRadius, startColor, toColor, isVertical);
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}
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else
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{
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var p0 = pos1 + dir * visualMap.runtimeRangeMinHeight;
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var p1 = pos1 + dir * visualMap.runtimeRangeMaxHeight;
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var splitPos = (p0 + p1) / 2;
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var startColor = visualMap.GetColor(visualMap.rangeMin);
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var toColor = visualMap.GetColor(visualMap.rangeMax);
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var yRadius1 = Vector3.Distance(p0, p1) / 2;
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if (visualMap.orient == Orient.Vertical)
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UGL.DrawRectangle(vh, splitPos, xRadius, yRadius1, startColor, toColor, isVertical);
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else
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UGL.DrawRectangle(vh, splitPos, yRadius1, yRadius, startColor, toColor, isVertical);
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}
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}
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}
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else
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{
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for (int i = 1; i < splitNum; i++)
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{
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var splitPos = pos1 + dir * (i - 1 + 0.5f) * splitWid;
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var startColor = colors[i - 1].color;
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var toColor = visualMap.IsPiecewise() ? startColor : colors[i].color;
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UGL.DrawRectangle(vh, splitPos, xRadius, yRadius, startColor, toColor, isVertical);
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}
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}
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if (visualMap.rangeMin > visualMap.min)
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{
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var p0 = pos1 + dir * visualMap.runtimeRangeMinHeight;
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UGL.DrawRectangle(vh, pos1, p0, visualMap.itemWidth / 2, chart.theme.visualMap.backgroundColor);
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}
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if (visualMap.rangeMax < visualMap.max)
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{
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var p1 = pos1 + dir * visualMap.runtimeRangeMaxHeight;
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UGL.DrawRectangle(vh, p1, pos2, visualMap.itemWidth / 2, chart.theme.visualMap.backgroundColor);
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}
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if (visualMap.hoverLink)
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{
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if (visualMap.context.pointerIndex >= 0)
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{
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var p0 = pos1 + dir * visualMap.runtimeRangeMinHeight;
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var p1 = pos1 + dir * visualMap.runtimeRangeMaxHeight;
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var pointerPos = chart.pointerPos;
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if (visualMap.orient == Orient.Vertical)
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{
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var p2 = new Vector3(centerPos.x + halfWid, Mathf.Clamp(pointerPos.y + (triangeLen / 2), p0.y, p1.y));
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var p3 = new Vector3(centerPos.x + halfWid, Mathf.Clamp(pointerPos.y - (triangeLen / 2), p0.y, p1.y));
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var p4 = new Vector3(centerPos.x + halfWid + triangeLen / 2, pointerPos.y);
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UGL.DrawTriangle(vh, p2, p3, p4, colors[visualMap.context.pointerIndex].color);
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}
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else
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{
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var p2 = new Vector3(Mathf.Clamp(pointerPos.x + (triangeLen / 2), p0.x, p1.x), centerPos.y + halfWid);
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var p3 = new Vector3(Mathf.Clamp(pointerPos.x - (triangeLen / 2), p0.x, p1.x), centerPos.y + halfWid);
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var p4 = new Vector3(pointerPos.x, centerPos.y + halfWid + triangeLen / 2);
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UGL.DrawTriangle(vh, p2, p3, p4, colors[visualMap.context.pointerIndex].color);
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}
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}
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}
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}
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private void DrawPiecewiseVisualMap(VertexHelper vh, VisualMap visualMap)
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{
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var centerPos = chart.chartPosition + visualMap.location.GetPosition(chart.chartWidth, chart.chartHeight);
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var pos1 = Vector3.zero;
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var pos2 = Vector3.zero;
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var dir = Vector3.zero;
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var halfWid = visualMap.itemWidth / 2;
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var halfHig = visualMap.itemHeight / 2;
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switch (visualMap.orient)
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{
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case Orient.Horizonal:
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for (int i = 0; i < visualMap.inRange.Count; i++)
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{
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var piece = visualMap.inRange[i];
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}
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break;
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case Orient.Vertical:
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var each = visualMap.itemHeight + visualMap.itemGap;
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for (int i = 0; i < visualMap.inRange.Count; i++)
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{
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var piece = visualMap.inRange[i];
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var pos = new Vector3(centerPos.x, centerPos.y - each * i);
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UGL.DrawRectangle(vh, pos, halfWid, halfHig, piece.color);
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}
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break;
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}
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}
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private void OnDragVisualMapStart(VisualMap visualMap)
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{
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if (!visualMap.show || !visualMap.showUI || !visualMap.calculable)
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return;
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var inMinRect = visualMap.IsInRangeMinRect(chart.pointerPos, chart.chartRect, chart.theme.visualMap.triangeLen);
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var inMaxRect = visualMap.IsInRangeMaxRect(chart.pointerPos, chart.chartRect, chart.theme.visualMap.triangeLen);
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if (inMinRect || inMaxRect)
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{
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if (inMinRect)
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{
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visualMap.context.minDrag = true;
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}
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else
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{
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visualMap.context.maxDrag = true;
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}
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}
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}
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private void OnDragVisualMap(VisualMap visualMap)
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{
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if (!visualMap.show || !visualMap.showUI || !visualMap.calculable)
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return;
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if (!visualMap.context.minDrag && !visualMap.context.maxDrag)
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return;
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var value = visualMap.GetValue(chart.pointerPos, chart.chartRect);
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if (visualMap.context.minDrag)
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{
|
||
|
|
visualMap.rangeMin = value;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
visualMap.rangeMax = value;
|
||
|
|
}
|
||
|
|
chart.RefreshChart();
|
||
|
|
}
|
||
|
|
|
||
|
|
private void OnDragVisualMapEnd(VisualMap visualMap)
|
||
|
|
{
|
||
|
|
if (!visualMap.show || !visualMap.showUI || !visualMap.calculable)
|
||
|
|
return;
|
||
|
|
|
||
|
|
if (visualMap.context.minDrag || visualMap.context.maxDrag)
|
||
|
|
{
|
||
|
|
chart.RefreshChart();
|
||
|
|
visualMap.context.minDrag = false;
|
||
|
|
visualMap.context.maxDrag = false;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|