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LineChart增加负数值支持

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This commit is contained in:
monitor1394
2019-05-13 09:48:47 +08:00
parent 60c3f7b036
commit 698b7d8b9a
10 changed files with 13071 additions and 795 deletions
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13324
Demo/demo_test.unity
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282
Demo/demo_xchart.unity
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6
Scripts/UI/BarChart.cs
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@@ -44,7 +44,6 @@ namespace XCharts
float scaleWid = m_YAxis.GetDataWidth(coordinateHig);
float barWid = m_Bar.barWidth > 1 ? m_Bar.barWidth : scaleWid * m_Bar.barWidth;
float offset = (scaleWid - barWid * seriesCount - m_Bar.space * (seriesCount - 1)) / 2;
float max = GetMaxValue();
int serieCount = 0;
for (int j = 0; j < seriesCount; j++)
{
@@ -68,7 +67,7 @@ namespace XCharts
float pX = seriesCurrHig[i] + zeroX + m_Coordinate.tickness;
float pY = zeroY + i * scaleWid;
if (!m_YAxis.boundaryGap) pY -= scaleWid / 2;
float barHig = data / max * coordinateWid;
float barHig = data / maxValue * coordinateWid;
float space = offset + j * (barWid + m_Bar.space);
seriesCurrHig[i] += barHig;
Vector3 p1 = new Vector3(pX, pY + space + barWid);
@@ -105,7 +104,6 @@ namespace XCharts
float scaleWid = m_XAxis.GetDataWidth(coordinateWid);
float barWid = m_Bar.barWidth > 1 ? m_Bar.barWidth : scaleWid * m_Bar.barWidth;
float offset = (scaleWid - barWid * seriesCount - m_Bar.space * (seriesCount - 1)) / 2;
float max = GetMaxValue();
int serieCount = 0;
for (int j = 0; j < seriesCount; j++)
{
@@ -129,7 +127,7 @@ namespace XCharts
float pX = zeroX + i * scaleWid;
if (!m_XAxis.boundaryGap) pX -= scaleWid / 2;
float pY = seriesCurrHig[i] + zeroY + m_Coordinate.tickness;
float barHig = data / max * coordinateHig;
float barHig = data / maxValue * coordinateHig;
seriesCurrHig[i] += barHig;
float space = offset + j * (barWid + m_Bar.space);
Vector3 p1 = new Vector3(pX + space, pY);

5
Scripts/UI/Internal/Axis.cs
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@@ -130,11 +130,12 @@ namespace XCharts
return coordinateWidth / (m_BoundaryGap ? data.Count : data.Count - 1);
}
public string GetScaleName(int index, float maxData = 0)
public string GetScaleName(int index, float minValue = 0, float maxValue = 0)
{
if (m_Type == AxisType.Value)
{
return ((int)(maxData * index / (GetSplitNumber() -1))).ToString();
float value = (minValue + (maxValue - minValue) * index / (GetSplitNumber() - 1));
return (value).ToString();
}
int dataCount = data.Count;
if (dataCount <= 0) return "";

6
Scripts/UI/Internal/BaseChart.cs
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@@ -215,12 +215,6 @@ namespace XCharts
return m_Legend.location.GetPosition(chartWidth, chartHeight);
}
protected float GetMaxValue()
{
if (m_Series == null) return 100;
else return m_Series.GetMaxValue(m_Legend);
}
protected float GetMaxValue(int index)
{
if (m_Series == null) return 100;

130
Scripts/UI/Internal/CoordinateChart.cs
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@@ -15,17 +15,21 @@ namespace XCharts
[SerializeField] protected XAxis m_XAxis = XAxis.defaultXAxis;
[SerializeField] protected YAxis m_YAxis = YAxis.defaultYAxis;
[NonSerialized] private float m_LastXMaxValue;
[NonSerialized] private float m_LastYMaxValue;
[NonSerialized] private XAxis m_CheckXAxis = XAxis.defaultXAxis;
[NonSerialized] private YAxis m_CheckYAxis = YAxis.defaultYAxis;
[NonSerialized] private Coordinate m_CheckCoordinate = Coordinate.defaultCoordinate;
private float m_ZeroXOffset;
private float m_ZeroYOffset;
protected List<Text> m_SplitYTextList = new List<Text>();
protected List<Text> m_SplitXTextList = new List<Text>();
private XAxis m_CheckXAxis = XAxis.defaultXAxis;
private YAxis m_CheckYAxis = YAxis.defaultYAxis;
private Coordinate m_CheckCoordinate = Coordinate.defaultCoordinate;
private List<Text> m_SplitYTextList = new List<Text>();
private List<Text> m_SplitXTextList = new List<Text>();
public float zeroX { get { return m_Coordinate.left; } }
public float zeroY { get { return m_Coordinate.bottom; } }
public int minValue { get; private set; }
public int maxValue { get; private set; }
public float zeroX { get { return coordinateX + m_ZeroXOffset; } }
public float zeroY { get { return coordinateY + m_ZeroYOffset; } }
public float coordinateX { get { return m_Coordinate.left; } }
public float coordinateY { get { return m_Coordinate.bottom; } }
public float coordinateWid { get { return chartWidth - m_Coordinate.left - m_Coordinate.right; } }
public float coordinateHig { get { return chartHeight - m_Coordinate.top - m_Coordinate.bottom; } }
public Axis xAxis { get { return m_XAxis; } }
@@ -34,6 +38,7 @@ namespace XCharts
protected override void Awake()
{
base.Awake();
CheckMinMaxValue();
InitSplitX();
InitSplitY();
}
@@ -43,7 +48,7 @@ namespace XCharts
base.Update();
CheckYAxis();
CheckXAxis();
CheckMaxValue();
CheckMinMaxValue();
CheckCoordinate();
}
@@ -226,7 +231,6 @@ namespace XCharts
private void InitSplitY()
{
m_SplitYTextList.Clear();
float max = GetMaxValue();
float splitWidth = m_YAxis.GetScaleWidth(coordinateHig);
var titleObject = ChartHelper.AddObject(s_DefaultSplitNameY, transform, chartAnchorMin,
@@ -241,7 +245,7 @@ namespace XCharts
Vector2.zero, new Vector2(1, 0.5f), new Vector2(m_Coordinate.left, 20),
m_Coordinate.fontSize, m_XAxis.textRotation);
txt.transform.localPosition = GetSplitYPosition(splitWidth, i);
txt.text = m_YAxis.GetScaleName(i, max);
txt.text = m_YAxis.GetScaleName(i, minValue, maxValue);
txt.gameObject.SetActive(m_YAxis.show);
m_SplitYTextList.Add(txt);
}
@@ -250,7 +254,6 @@ namespace XCharts
public void InitSplitX()
{
m_SplitXTextList.Clear();
float max = GetMaxValue();
float splitWidth = m_XAxis.GetScaleWidth(coordinateWid);
var titleObject = ChartHelper.AddObject(s_DefaultSplitNameX, transform, chartAnchorMin,
@@ -266,7 +269,7 @@ namespace XCharts
m_Coordinate.fontSize, m_XAxis.textRotation);
txt.transform.localPosition = GetSplitXPosition(splitWidth, i);
txt.text = m_XAxis.GetScaleName(i, max);
txt.text = m_XAxis.GetScaleName(i, minValue, maxValue);
txt.gameObject.SetActive(m_XAxis.show);
m_SplitXTextList.Add(txt);
}
@@ -276,13 +279,13 @@ namespace XCharts
{
if (m_YAxis.boundaryGap)
{
return new Vector3(zeroX - m_YAxis.axisTick.length - 2f,
zeroY + (i + 0.5f) * scaleWid, 0);
return new Vector3(coordinateX - m_YAxis.axisTick.length - 2f,
coordinateY + (i + 0.5f) * scaleWid, 0);
}
else
{
return new Vector3(zeroX - m_YAxis.axisTick.length - 2f,
zeroY + i * scaleWid, 0);
return new Vector3(coordinateX - m_YAxis.axisTick.length - 2f,
coordinateY + i * scaleWid, 0);
}
}
@@ -290,12 +293,12 @@ namespace XCharts
{
if (m_XAxis.boundaryGap)
{
return new Vector3(zeroX + (i + 1) * scaleWid, zeroY - m_XAxis.axisTick.length - 5, 0);
return new Vector3(coordinateX + (i + 1) * scaleWid, coordinateY - m_XAxis.axisTick.length - 5, 0);
}
else
{
return new Vector3(zeroX + (i + 1 - 0.5f) * scaleWid,
zeroY - m_XAxis.axisTick.length - 10, 0);
return new Vector3(coordinateX + (i + 1 - 0.5f) * scaleWid,
coordinateY - m_XAxis.axisTick.length - 10, 0);
}
}
@@ -326,27 +329,29 @@ namespace XCharts
}
}
private void CheckMaxValue()
private void CheckMinMaxValue()
{
if (m_XAxis.type == Axis.AxisType.Value)
int tempMinValue = 0;
int tempMaxValue = 100;
if(m_Series != null)
{
float max = GetMaxValue();
if (m_LastXMaxValue != max)
m_Series.GetMinMaxValue(m_Legend, out tempMinValue, out tempMaxValue);
}
if (tempMinValue != minValue || tempMaxValue != maxValue)
{
minValue = tempMinValue;
maxValue = tempMaxValue;
if (m_XAxis.type == Axis.AxisType.Value)
{
m_LastXMaxValue = max;
m_ZeroXOffset = Mathf.Abs(minValue) * (coordinateWid / (Mathf.Abs(minValue) + Mathf.Abs(maxValue)));
OnXMaxValueChanged();
}
}
else if (m_YAxis.type == Axis.AxisType.Value)
{
float max = GetMaxValue();
if (m_LastYMaxValue != max)
else if (m_YAxis.type == Axis.AxisType.Value)
{
m_LastYMaxValue = max;
m_ZeroYOffset = Mathf.Abs(minValue) * (coordinateHig / (Mathf.Abs(minValue) + Mathf.Abs(maxValue)));
OnYMaxValueChanged();
}
RefreshChart();
}
}
@@ -366,15 +371,6 @@ namespace XCharts
InitSplitX();
}
protected virtual void OnXMaxValueChanged()
{
float max = GetMaxValue();
for (int i = 0; i < m_SplitXTextList.Count; i++)
{
m_SplitXTextList[i].text = m_XAxis.GetScaleName(i, max);
}
}
protected override void OnSizeChanged()
{
base.OnSizeChanged();
@@ -384,10 +380,17 @@ namespace XCharts
protected override void OnYMaxValueChanged()
{
float max = GetMaxValue();
for (int i = 0; i < m_SplitYTextList.Count; i++)
{
m_SplitYTextList[i].text = m_YAxis.GetScaleName(i, max);
m_SplitYTextList[i].text = m_YAxis.GetScaleName(i, minValue, maxValue);
}
}
protected virtual void OnXMaxValueChanged()
{
for (int i = 0; i < m_SplitXTextList.Count; i++)
{
m_SplitXTextList[i].text = m_XAxis.GetScaleName(i, minValue, maxValue);
}
}
@@ -396,63 +399,66 @@ namespace XCharts
#region draw tick and splitline
if (m_YAxis.show)
{
for (int i = 1; i < m_YAxis.GetScaleNumber(); i++)
for (int i = 0; i < m_YAxis.GetScaleNumber(); i++)
{
float pX = zeroX - m_YAxis.axisTick.length;
float pY = zeroY + i * m_YAxis.GetScaleWidth(coordinateHig);
float pX = coordinateX - m_YAxis.axisTick.length;
float pY = coordinateY + i * m_YAxis.GetScaleWidth(coordinateHig);
if (m_YAxis.boundaryGap && m_YAxis.axisTick.alignWithLabel)
{
pY -= m_YAxis.GetScaleWidth(coordinateHig) / 2;
}
if (m_YAxis.axisTick.show)
{
ChartHelper.DrawLine(vh, new Vector3(pX, pY), new Vector3(zeroX, pY),
ChartHelper.DrawLine(vh, new Vector3(pX, pY), new Vector3(coordinateX, pY),
m_Coordinate.tickness, m_ThemeInfo.axisLineColor);
}
if (m_YAxis.showSplitLine)
{
DrawSplitLine(vh, true, m_YAxis.splitLineType, new Vector3(zeroX, pY),
new Vector3(zeroX + coordinateWid, pY));
DrawSplitLine(vh, true, m_YAxis.splitLineType, new Vector3(coordinateX, pY),
new Vector3(coordinateX + coordinateWid, pY));
}
}
}
if (m_XAxis.show)
{
for (int i = 1; i < m_XAxis.GetScaleNumber(); i++)
for (int i = 0; i < m_XAxis.GetScaleNumber(); i++)
{
float pX = zeroX + i * m_XAxis.GetScaleWidth(coordinateWid);
float pY = zeroY - m_XAxis.axisTick.length - 2;
float pX = coordinateX + i * m_XAxis.GetScaleWidth(coordinateWid);
float pY = 0;
if (m_XAxis.boundaryGap && m_XAxis.axisTick.alignWithLabel)
{
pX -= m_XAxis.GetScaleWidth(coordinateWid) / 2;
}
if (m_XAxis.axisTick.show)
{
pY += zeroY - m_XAxis.axisTick.length - 2;
ChartHelper.DrawLine(vh, new Vector3(pX, zeroY), new Vector3(pX, pY), m_Coordinate.tickness,
m_ThemeInfo.axisLineColor);
}
if (m_XAxis.showSplitLine)
{
DrawSplitLine(vh, false, m_XAxis.splitLineType, new Vector3(pX, zeroY),
new Vector3(pX, zeroY + coordinateHig));
pY += coordinateY - m_XAxis.axisTick.length - 2;
DrawSplitLine(vh, false, m_XAxis.splitLineType, new Vector3(pX, coordinateY),
new Vector3(pX, coordinateY + coordinateHig));
}
}
}
#endregion
//draw x,y axis
#region draw x,y axis
if (m_YAxis.show)
{
ChartHelper.DrawLine(vh, new Vector3(zeroX, zeroY - m_YAxis.axisTick.length),
new Vector3(zeroX, zeroY + coordinateHig + 2), m_Coordinate.tickness,
m_ThemeInfo.axisLineColor);
ChartHelper.DrawLine(vh, new Vector3(coordinateX, coordinateY),
new Vector3(coordinateX, coordinateY + coordinateHig), m_Coordinate.tickness,
m_ThemeInfo.axisLineColor);
}
if (m_XAxis.show)
{
ChartHelper.DrawLine(vh, new Vector3(zeroX - m_XAxis.axisTick.length, zeroY),
new Vector3(zeroX + coordinateWid + 2, zeroY), m_Coordinate.tickness,
m_ThemeInfo.axisLineColor);
new Vector3(zeroX + coordinateWid + 2, zeroY), m_Coordinate.tickness,
m_ThemeInfo.axisLineColor);
}
#endregion
}
private void DrawSplitLine(VertexHelper vh, bool isYAxis, Axis.SplitLineType type, Vector3 startPos,

16
Scripts/UI/Internal/Serie.cs
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@@ -42,6 +42,22 @@ namespace XCharts
}
}
public float Min
{
get
{
float min = int.MaxValue;
foreach (var data in data)
{
if (data < min)
{
min = data;
}
}
return min;
}
}
public float Total
{
get

60
Scripts/UI/Internal/Series.cs
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@@ -28,15 +28,15 @@ namespace XCharts
public void ClearData()
{
foreach(var serie in m_Series)
foreach (var serie in m_Series)
{
serie.ClearData();
}
}
public float GetData(int serieIndex,int dataIndex)
public float GetData(int serieIndex, int dataIndex)
{
if(serieIndex >= 0 && serieIndex < Count)
if (serieIndex >= 0 && serieIndex < Count)
{
return m_Series[serieIndex].GetData(dataIndex);
}
@@ -90,8 +90,9 @@ namespace XCharts
}
}
public float GetMaxValue(Legend legend)
public void GetMinMaxValue(Legend legend, out int minVaule, out int maxValue)
{
float min = int.MaxValue;
float max = int.MinValue;
if (IsStack())
{
@@ -109,35 +110,51 @@ namespace XCharts
seriesTotalValue[j] = seriesTotalValue[j] + serie.data[j];
}
}
float tmax = 0;
float tmax = int.MinValue;
float tmin = int.MaxValue;
foreach (var tt in seriesTotalValue)
{
if (tt.Value > tmax) tmax = tt.Value;
if (tt.Value < tmin) tmin = tt.Value;
}
if (tmax > max) max = tmax;
if (tmin < min) min = tmin;
}
}
else
{
for (int i = 0; i < m_Series.Count; i++)
{
if (legend.IsShowSeries(i) && m_Series[i].Max > max) max = m_Series[i].Max;
if (legend.IsShowSeries(i))
{
if (m_Series[i].Max > max) max = m_Series[i].Max;
if (m_Series[i].Min < min) min = m_Series[i].Min;
}
}
}
if (max == int.MinValue) return 100;
if (max < 1 && max > -1) return max;
int bigger = (int)Mathf.Abs(max);
int n = 1;
while (bigger / (Mathf.Pow(10, n)) > 10)
if (max == int.MinValue && min == int.MaxValue)
{
n++;
minVaule = 0;
maxValue = 100;
}
else if (max > 0 && min > 0)
{
minVaule = 0;
maxValue = ChartHelper.GetMaxDivisibleValue(max);
}
else if (min < 0 && max < 0)
{
minVaule = ChartHelper.GetMaxDivisibleValue(min);
maxValue = 0;
}
else
{
minVaule = ChartHelper.GetMaxDivisibleValue(min);
maxValue = ChartHelper.GetMaxDivisibleValue(max);
}
float mm = bigger < 10 ? bigger : ((bigger - bigger % (Mathf.Pow(10, n))) + Mathf.Pow(10, n));
if (max < 0) return -mm;
else return mm;
}
public float GetMaxValue(int index,int splitNumber = 0)
public float GetMaxValue(int index, int splitNumber = 0)
{
float max = int.MinValue;
float min = int.MaxValue;
@@ -154,16 +171,7 @@ namespace XCharts
}
if (max < 1 && max > -1) return max;
if (max < 0 && min < 0) max = min;
int bigger = (int)Mathf.Abs(max);
int n = 1;
while (bigger / (Mathf.Pow(10, n)) > 10)
{
n++;
}
float mm = bigger < 10 ? bigger : ((bigger - bigger % (Mathf.Pow(10, n))) + Mathf.Pow(10, n));
if (max < 1 && max > -1) return max;
else if (max < 0) return -mm;
else return mm;
return ChartHelper.GetMaxDivisibleValue(max);
}
public bool IsStack()

11
Scripts/UI/LineChart.cs
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@@ -27,7 +27,6 @@ namespace XCharts
{
base.DrawChart(vh);
int seriesCount = m_Series.Count;
float max = GetMaxValue();
float scaleWid = m_XAxis.GetDataWidth(coordinateWid);
for (int j = 0; j < seriesCount; j++)
{
@@ -41,11 +40,12 @@ namespace XCharts
int maxCount = maxShowDataNumber > 0 ?
(maxShowDataNumber > serie.data.Count ? serie.data.Count : maxShowDataNumber)
: serie.data.Count;
for (int i = minShowDataNumber; i < maxCount; i++)
{
float value = serie.data[i];
np = new Vector3(startX + i * scaleWid, zeroY + value * coordinateHig / max);
float dataHig = coordinateY + (value - minValue) / (maxValue - minValue) * coordinateHig;
np = new Vector3(startX + i * scaleWid, dataHig);
if (i > 0)
{
if (m_Line.smooth)
@@ -79,9 +79,8 @@ namespace XCharts
for (int i = 0; i < serie.data.Count; i++)
{
float value = serie.data[i];
Vector3 p = new Vector3(startX + i * scaleWid,
zeroY + value * coordinateHig / max);
float dataHig = coordinateY + (value - minValue) / (maxValue - minValue) * coordinateHig;
Vector3 p = new Vector3(startX + i * scaleWid,dataHig);
float pointWid = m_Line.pointWidth;
if (m_Tooltip.show && i == m_Tooltip.dataIndex - 1)
{

26
Scripts/UI/Utility/ChartHelper.cs
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@@ -436,5 +436,31 @@ namespace XCharts
ColorUtility.TryParseHtmlString(hexColorStr, out color);
return (Color32)color;
}
public static int GetMaxDivisibleValue(float max)
{
if (max == 0) return 0;
int bigger = (int)Mathf.Abs(max);
int n = 1;
while (bigger / (Mathf.Pow(10, n)) > 10)
{
n++;
}
float mm = bigger;
if(mm > 10)
{
mm = bigger - bigger % (Mathf.Pow(10, n));
//if (mm + Mathf.Pow(10, n) / 2 > bigger)
//{
// mm += Mathf.Pow(10, n) / 2;
//}
//else
{
mm += Mathf.Pow(10, n);
}
}
if (max < 0) return (int)-mm;
else return (int)mm;
}
}
}