/// <summary>
/// 获得分割线条数
/// </summary>
/// <param name="dataZoom"></param>
/// <returns></returns>
public static int GetScaleNumber(Axis axis, float coordinateWidth, DataZoom dataZoom = null)
{
int splitNum = GetSplitNumber(axis, coordinateWidth, dataZoom);
if (splitNum == 0)
{
return(0);
}
if (axis.IsCategory())
{
var data = axis.GetDataList(dataZoom);
var scaleNum = 0;
if (axis.boundaryGap)
{
scaleNum = data.Count % splitNum == 0 ? splitNum + 1 : splitNum + 2;
}
else
{
if (data.Count < splitNum)
{
scaleNum = splitNum;
}
else
{
scaleNum = data.Count % splitNum == 0 ? splitNum : splitNum + 1;
}
}
return(scaleNum);
}
else
{
return(splitNum + 1);
}
}
public static Color32 GetLineGradientColor(VisualMap visualMap, Vector3 pos, CoordinateChart chart, Axis axis,
Color32 defaultColor)
{
float value = 0;
var min = 0f;
var max = 0f;
if (visualMap.dimension == 0)
{
min = axis.runtimeMinValue;
max = axis.runtimeMaxValue;
var grid = chart.GetAxisGridOrDefault(axis);
if (axis.IsCategory() && axis.boundaryGap)
{
float startX = grid.runtimeX + axis.runtimeScaleWidth / 2;
value = (int)(min + (pos.x - startX) / (grid.runtimeWidth - axis.runtimeScaleWidth) * (max - min));
}
else
{
value = min + (pos.x - grid.runtimeX) / grid.runtimeWidth * (max - min);
}
}
else
{
Axis yAxis;
if (axis is YAxis)
{
yAxis = chart.xAxes[axis.index];
min = yAxis.runtimeMinValue;
max = yAxis.runtimeMaxValue;
}
else
{
yAxis = chart.yAxes[axis.index];
min = yAxis.runtimeMinValue;
max = yAxis.runtimeMaxValue;
}
var grid = chart.GetAxisGridOrDefault(axis);
if (yAxis.IsCategory() && yAxis.boundaryGap)
{
float startY = grid.runtimeY + yAxis.runtimeScaleWidth / 2;
value = (int)(min + (pos.y - startY) / (grid.runtimeHeight - yAxis.runtimeScaleWidth) * (max - min));
}
else
{
value = min + (pos.y - grid.runtimeY) / grid.runtimeHeight * (max - min);
}
}
var color = visualMap.GetColor(value);
if (ChartHelper.IsClearColor(color))
{
return(defaultColor);
}
else
{
return(color);
}
}
/// <summary>
/// 获得分割线条数
/// </summary>
/// <param name="dataZoom"></param>
/// <returns></returns>
internal static int GetScaleNumber(Axis axis, float coordinateWidth, DataZoom dataZoom = null)
{
int splitNum = GetSplitNumber(axis, coordinateWidth, dataZoom);
if (axis.IsCategory())
{
int tick = Mathf.RoundToInt(axis.data.Count * 1f / splitNum);
return(Mathf.CeilToInt(axis.data.Count * 1.0f / tick) + 1);
}
else
{
return(splitNum + 1);
}
}
public static bool NeedShowSplit(Axis axis)
{
if (!axis.show)
{
return(false);
}
if (axis.IsCategory() && axis.GetDataList().Count <= 0)
{
return(false);
}
else
{
return(true);
}
}
private void GetStartEndPos(Axis xAxis, Axis yAxis, Grid grid, double value, ref Vector3 sp, ref Vector3 ep)
{
if (xAxis.IsCategory())
{
var pY = AxisHelper.GetAxisPosition(grid, yAxis, value);
sp = new Vector3(grid.runtimeX, pY);
ep = new Vector3(grid.runtimeX + grid.runtimeWidth, pY);
}
else
{
var pX = AxisHelper.GetAxisPosition(grid, xAxis, value);
sp = new Vector3(pX, grid.runtimeY);
ep = new Vector3(pX, grid.runtimeY + grid.runtimeHeight);
}
}
internal static bool NeedShowSplit(Axis axis)
{
if (!axis.show)
{
return(false);
}
if (axis.IsCategory() && axis.data.Count <= 0)
{
return(false);
}
else if (axis.IsValue() && axis.runtimeMinValue == 0 && axis.runtimeMaxValue == 0)
{
return(false);
}
else
{
return(true);
}
}
private void UpdateAxisMinMaxValue(Axis axis, bool updateChart = true)
{
if (axis.IsCategory() || !axis.show)
{
return;
}
double tempMinValue = 0;
double tempMaxValue = 0;
if (axis is RadiusAxis)
{
SeriesHelper.GetXMinMaxValue(m_Series, null, axis.polarIndex, true, axis.inverse, out tempMinValue,
out tempMaxValue, true);
}
else
{
SeriesHelper.GetYMinMaxValue(m_Series, null, axis.polarIndex, true, axis.inverse, out tempMinValue,
out tempMaxValue, true);
}
AxisHelper.AdjustMinMaxValue(axis, ref tempMinValue, ref tempMaxValue, true);
if (tempMinValue != axis.runtimeMinValue || tempMaxValue != axis.runtimeMaxValue)
{
m_IsPlayingAnimation = true;
var needCheck = !m_IsPlayingAnimation && axis.runtimeLastCheckInverse == axis.inverse;
axis.UpdateMinValue(tempMinValue, needCheck);
axis.UpdateMaxValue(tempMaxValue, needCheck);
axis.runtimeZeroXOffset = 0;
axis.runtimeZeroYOffset = 0;
axis.runtimeLastCheckInverse = axis.inverse;
if (updateChart)
{
UpdateAxisLabelText(axis);
RefreshChart();
}
}
if (axis.IsValueChanging(500) && !m_IsPlayingAnimation)
{
UpdateAxisLabelText(axis);
RefreshChart();
}
}
/// <summary>
/// 获得分割线条数
/// </summary>
/// <param name="dataZoom"></param>
/// <returns></returns>
public static int GetScaleNumber(Axis axis, float coordinateWidth, DataZoom dataZoom = null)
{
int splitNum = GetSplitNumber(axis, coordinateWidth, dataZoom);
if (axis.IsCategory())
{
var data = axis.GetDataList(dataZoom);
int tick = Mathf.RoundToInt(data.Count * 1f / splitNum);
if (axis.boundaryGap)
{
return(Mathf.CeilToInt(data.Count * 1.0f / tick) + 1);
}
else
{
return(Mathf.CeilToInt(data.Count * 1.0f / tick));
}
}
else
{
return(splitNum + 1);
}
}
public static float GetAxisPosition(Grid grid, Axis axis, double value, int dataCount = 0, DataZoom dataZoom = null)
{
var gridHeight = axis is YAxis ? grid.runtimeHeight : grid.runtimeWidth;
var gridXY = axis is YAxis ? grid.runtimeY : grid.runtimeX;
if (axis.IsCategory())
{
if (dataCount == 0)
{
dataCount = axis.data.Count;
}
var categoryIndex = (int)value;
var scaleWid = AxisHelper.GetDataWidth(axis, grid.runtimeHeight, dataCount, dataZoom);
float startY = gridXY + (axis.boundaryGap ? scaleWid / 2 : 0);
return(startY + scaleWid * categoryIndex);
}
else
{
var yDataHig = (axis.runtimeMinMaxRange == 0) ? 0f :
(float)((value - axis.runtimeMinValue) / axis.runtimeMinMaxRange * gridHeight);
return(gridXY + yDataHig);
}
}
/// <summary>
/// 获得分割段宽度
/// </summary>
/// <param name="coordinateWidth"></param>
/// <param name="dataZoom"></param>
/// <returns></returns>
internal static float GetScaleWidth(Axis axis, float coordinateWidth, int index, DataZoom dataZoom = null)
{
if (index < 0)
{
return(0);
}
int num = GetScaleNumber(axis, coordinateWidth, dataZoom);
int splitNum = GetSplitNumber(axis, coordinateWidth, dataZoom);
if (num <= 0)
{
num = 1;
}
if (axis.type == Axis.AxisType.Value && axis.interval > 0)
{
if (axis.runtimeMinMaxRange <= 0)
{
return(0);
}
if (index >= splitNum)
{
return(coordinateWidth - (index - 1) * axis.interval * coordinateWidth / axis.runtimeMinMaxRange);
}
else
{
return(axis.interval * coordinateWidth / axis.runtimeMinMaxRange);
}
}
else
{
if (axis.IsCategory() && axis.data.Count > 0)
{
int tick = Mathf.RoundToInt(axis.data.Count * 1f / splitNum);
var count = axis.boundaryGap ? axis.data.Count : axis.data.Count - 1;
if (count <= 0)
{
return(0);
}
var each = coordinateWidth / count;
if (index >= num - 1)
{
if (axis.axisTick.alignWithLabel)
{
return(each * tick);
}
else
{
return(coordinateWidth - each * tick * (index - 1));
}
}
else
{
return(each * tick);
}
}
else
{
if (splitNum <= 0)
{
return(0);
}
else
{
return(coordinateWidth / splitNum);
}
}
}
}
/// <summary>
/// 获得分割段宽度
/// </summary>
/// <param name="coordinateWidth"></param>
/// <param name="dataZoom"></param>
/// <returns></returns>
public static float GetScaleWidth(Axis axis, float coordinateWidth, int index, DataZoom dataZoom = null)
{
if (index < 0)
{
return(0);
}
int num = GetScaleNumber(axis, coordinateWidth, dataZoom);
int splitNum = GetSplitNumber(axis, coordinateWidth, dataZoom);
if (num <= 0)
{
num = 1;
}
if (axis.type == Axis.AxisType.Value && axis.interval > 0)
{
if (axis.runtimeMinMaxRange <= 0)
{
return(0);
}
if (index >= splitNum)
{
return((float)(coordinateWidth - (index - 1) * axis.interval * coordinateWidth / axis.runtimeMinMaxRange));
}
else
{
return((float)(axis.interval * coordinateWidth / axis.runtimeMinMaxRange));
}
}
else
{
var data = axis.GetDataList(dataZoom);
if (axis.IsCategory() && data.Count > 0)
{
var count = axis.boundaryGap ? data.Count : data.Count - 1;
int tick = count / splitNum;
if (count <= 0)
{
return(0);
}
var each = coordinateWidth / count;
if (axis.insertDataToHead)
{
var max = axis.boundaryGap ? splitNum : splitNum - 1;
if (index == 1)
{
if (axis.axisTick.alignWithLabel)
{
return(each * tick);
}
else
{
return(coordinateWidth - each * tick * max);
}
}
else
{
if (count < splitNum)
{
return(each);
}
else
{
return(each * (count / splitNum));
}
}
}
else
{
var max = axis.boundaryGap ? num - 1 : num;
if (index >= max)
{
if (axis.axisTick.alignWithLabel)
{
return(each * tick);
}
else
{
return(coordinateWidth - each * tick * (index - 1));
}
}
else
{
if (count < splitNum)
{
return(each);
}
else
{
return(each * (count / splitNum));
}
}
}
}
else
{
if (splitNum <= 0)
{
return(0);
}
else
{
return(coordinateWidth / splitNum);
}
}
}
}
protected void InitAxis(Axis relativedAxis, Orient orient,
float axisStartX, float axisStartY, float axisLength, float relativedLength)
{
Axis axis = component;
chart.InitAxisRuntimeData(axis);
var objName = ChartCached.GetComponentObjectName(axis);
var axisObj = ChartHelper.AddObject(objName,
chart.transform,
chart.chartMinAnchor,
chart.chartMaxAnchor,
chart.chartPivot,
chart.chartSizeDelta);
axisObj.SetActive(axis.show);
axisObj.hideFlags = chart.chartHideFlags;
ChartHelper.HideAllObject(axisObj);
axis.gameObject = axisObj;
axis.context.labelObjectList.Clear();
if (!axis.show)
{
return;
}
var axisLabelTextStyle = axis.axisLabel.textStyle;
var dataZoom = chart.GetDataZoomOfAxis(axis);
var splitNumber = AxisHelper.GetScaleNumber(axis, axisLength, dataZoom);
var totalWidth = 0f;
var eachWidth = AxisHelper.GetEachWidth(axis, axisLength, dataZoom);
var gapWidth = axis.boundaryGap ? eachWidth / 2 : 0;
var textWidth = axis.axisLabel.width > 0 ?
axis.axisLabel.width :
(orient == Orient.Horizonal ?
AxisHelper.GetScaleWidth(axis, axisLength, 0, dataZoom) :
(axisStartX - chart.chartX)
);
var textHeight = axis.axisLabel.height > 0 ?
axis.axisLabel.height :
20f;
var isPercentStack = SeriesHelper.IsPercentStack <Bar>(chart.series);
var inside = axis.axisLabel.inside;
var defaultAlignment = orient == Orient.Horizonal ? TextAnchor.MiddleCenter :
((inside && axis.IsLeft()) || (!inside && axis.IsRight()) ?
TextAnchor.MiddleLeft :
TextAnchor.MiddleRight);
if (axis.IsCategory() && axis.boundaryGap)
{
splitNumber -= 1;
}
for (int i = 0; i < splitNumber; i++)
{
var labelWidth = AxisHelper.GetScaleWidth(axis, axisLength, i + 1, dataZoom);
var labelName = AxisHelper.GetLabelName(axis, axisLength, i,
axis.context.minValue,
axis.context.maxValue,
dataZoom, isPercentStack);
var label = ChartHelper.AddAxisLabelObject(splitNumber, i,
ChartCached.GetAxisLabelName(i),
axisObj.transform,
new Vector2(textWidth, textHeight),
axis, chart.theme.axis, labelName,
Color.clear,
defaultAlignment);
if (i == 0)
{
axis.axisLabel.SetRelatedText(label.text, labelWidth);
}
var pos = GetLabelPosition(totalWidth + gapWidth, i);
label.SetPosition(pos);
CheckValueLabelActive(axis, i, label, pos);
axis.context.labelObjectList.Add(label);
totalWidth += labelWidth;
}
if (axis.axisName.show)
{
ChartLabel label = null;
var relativedDist = (relativedAxis == null ? 0 : relativedAxis.context.offset);
var zeroPos = new Vector3(axisStartX, axisStartY + relativedDist);
var offset = axis.axisName.labelStyle.offset;
var autoColor = axis.axisLine.GetColor(chart.theme.axis.lineColor);
if (orient == Orient.Horizonal)
{
var grid = chart.GetChartComponent <GridCoord>(axis.gridIndex);
var posY = !axis.axisName.onZero && grid != null? grid.context.y : GetAxisLineXOrY() + offset.y;
switch (axis.axisName.labelStyle.position)
{
case LabelStyle.Position.Start:
label = ChartHelper.AddChartLabel(s_DefaultAxisName, axisObj.transform, axis.axisName.labelStyle,
chart.theme.axis, axis.axisName.name, autoColor, TextAnchor.MiddleRight);
label.SetActive(axis.axisName.labelStyle.show);
label.SetPosition(axis.position == Axis.AxisPosition.Top ?
new Vector2(zeroPos.x - offset.x, axisStartY + relativedLength + offset.y + axis.offset) :
new Vector2(zeroPos.x - offset.x, posY));
break;
case LabelStyle.Position.Middle:
label = ChartHelper.AddChartLabel(s_DefaultAxisName, axisObj.transform, axis.axisName.labelStyle,
chart.theme.axis, axis.axisName.name, autoColor, TextAnchor.MiddleCenter);
label.SetActive(axis.axisName.labelStyle.show);
label.SetPosition(axis.position == Axis.AxisPosition.Top ?
new Vector2(axisStartX + axisLength / 2 + offset.x, axisStartY + relativedLength - offset.y + axis.offset) :
new Vector2(axisStartX + axisLength / 2 + offset.x, posY));
break;
default:
label = ChartHelper.AddChartLabel(s_DefaultAxisName, axisObj.transform, axis.axisName.labelStyle,
chart.theme.axis, axis.axisName.name, autoColor, TextAnchor.MiddleLeft);
label.SetActive(axis.axisName.labelStyle.show);
label.SetPosition(axis.position == Axis.AxisPosition.Top ?
new Vector2(axisStartX + axisLength + offset.x, axisStartY + relativedLength + offset.y + axis.offset) :
new Vector2(axisStartX + axisLength + offset.x, posY));
break;
}
}
else
{
var grid = chart.GetChartComponent <GridCoord>(axis.gridIndex);
var posX = !axis.axisName.onZero && grid != null? grid.context.x : GetAxisLineXOrY() + offset.x;
switch (axis.axisName.labelStyle.position)
{
case LabelStyle.Position.Start:
label = ChartHelper.AddChartLabel(s_DefaultAxisName, axisObj.transform, axis.axisName.labelStyle,
chart.theme.axis, axis.axisName.name, autoColor, TextAnchor.MiddleCenter);
label.SetActive(axis.axisName.labelStyle.show);
label.SetPosition(axis.position == Axis.AxisPosition.Right ?
new Vector2(axisStartX + relativedLength + offset.x + axis.offset, axisStartY - offset.y) :
new Vector2(posX, axisStartY - offset.y));
break;
case LabelStyle.Position.Middle:
label = ChartHelper.AddChartLabel(s_DefaultAxisName, axisObj.transform, axis.axisName.labelStyle,
chart.theme.axis, axis.axisName.name, autoColor, TextAnchor.MiddleCenter);
label.SetActive(axis.axisName.labelStyle.show);
label.SetPosition(axis.position == Axis.AxisPosition.Right ?
new Vector2(axisStartX + relativedLength - offset.x + axis.offset, axisStartY + axisLength / 2 + offset.y) :
new Vector2(posX, axisStartY + axisLength / 2 + offset.y));
break;
default:
//LabelStyle.Position
label = ChartHelper.AddChartLabel(s_DefaultAxisName, axisObj.transform, axis.axisName.labelStyle,
chart.theme.axis, axis.axisName.name, autoColor, TextAnchor.MiddleCenter);
label.SetActive(axis.axisName.labelStyle.show);
label.SetPosition(axis.position == Axis.AxisPosition.Right ?
new Vector2(axisStartX + relativedLength + offset.x + axis.offset, axisStartY + axisLength + offset.y) :
new Vector2(posX, axisStartY + axisLength + offset.y));
break;
}
}
}
}
protected virtual void UpdatePointerValue(Axis axis)
{
var grid = chart.GetChartComponent <GridCoord>(axis.gridIndex);
if (grid == null)
{
return;
}
if (!grid.context.isPointerEnter)
{
axis.context.pointerValue = double.PositiveInfinity;
}
else
{
var lastPointerValue = axis.context.pointerValue;
if (axis.IsCategory())
{
var dataZoom = chart.GetDataZoomOfAxis(axis);
var dataCount = chart.series.Count > 0 ? chart.series[0].GetDataList(dataZoom).Count : 0;
var local = chart.pointerPos;
if (axis is YAxis)
{
float splitWid = AxisHelper.GetDataWidth(axis, grid.context.height, dataCount, dataZoom);
for (int j = 0; j < axis.GetDataCount(dataZoom); j++)
{
float pY = grid.context.y + j * splitWid;
if ((axis.boundaryGap && (local.y > pY && local.y <= pY + splitWid)) ||
(!axis.boundaryGap && (local.y > pY - splitWid / 2 && local.y <= pY + splitWid / 2)))
{
axis.context.pointerValue = j;
axis.context.pointerLabelPosition = axis.GetLabelObjectPosition(j);
if (j != lastPointerValue)
{
if (chart.onAxisPointerValueChanged != null)
{
chart.onAxisPointerValueChanged(axis, j);
}
}
break;
}
}
}
else
{
float splitWid = AxisHelper.GetDataWidth(axis, grid.context.width, dataCount, dataZoom);
for (int j = 0; j < axis.GetDataCount(dataZoom); j++)
{
float pX = grid.context.x + j * splitWid;
if ((axis.boundaryGap && (local.x > pX && local.x <= pX + splitWid)) ||
(!axis.boundaryGap && (local.x > pX - splitWid / 2 && local.x <= pX + splitWid / 2)))
{
axis.context.pointerValue = j;
axis.context.pointerLabelPosition = axis.GetLabelObjectPosition(j);
if (j != lastPointerValue)
{
if (chart.onAxisPointerValueChanged != null)
{
chart.onAxisPointerValueChanged(axis, j);
}
}
break;
}
}
}
}
else
{
if (axis is YAxis)
{
var yRate = axis.context.minMaxRange / grid.context.height;
var yValue = yRate * (chart.pointerPos.y - grid.context.y - axis.context.offset);
if (axis.context.minValue > 0)
{
yValue += axis.context.minValue;
}
var labelX = axis.GetLabelObjectPosition(0).x;
axis.context.pointerValue = yValue;
axis.context.pointerLabelPosition = new Vector3(labelX, chart.pointerPos.y);
if (yValue != lastPointerValue)
{
if (chart.onAxisPointerValueChanged != null)
{
chart.onAxisPointerValueChanged(axis, yValue);
}
}
}
else
{
var xRate = axis.context.minMaxRange / grid.context.width;
var xValue = xRate * (chart.pointerPos.x - grid.context.x - axis.context.offset);
if (axis.context.minValue > 0)
{
xValue += axis.context.minValue;
}
var labelY = axis.GetLabelObjectPosition(0).y;
axis.context.pointerValue = xValue;
axis.context.pointerLabelPosition = new Vector3(chart.pointerPos.x, labelY);
if (xValue != lastPointerValue)
{
if (chart.onAxisPointerValueChanged != null)
{
chart.onAxisPointerValueChanged(axis, xValue);
}
}
}
}
}
}
internal void UpdateAxisMinMaxValue(int axisIndex, Axis axis, bool updateChart = true)
{
if (!axis.show)
{
return;
}
if (axis.IsCategory())
{
axis.context.minValue = 0;
axis.context.maxValue = SeriesHelper.GetMaxSerieDataCount(chart.series) - 1;
axis.context.minMaxRange = axis.context.maxValue;
return;
}
double tempMinValue = 0;
double tempMaxValue = 0;
chart.GetSeriesMinMaxValue(axis, axisIndex, out tempMinValue, out tempMaxValue);
if (tempMinValue != axis.context.minValue ||
tempMaxValue != axis.context.maxValue ||
m_LastInterval != axis.interval ||
m_LastSplitNumber != axis.splitNumber)
{
m_LastSplitNumber = axis.splitNumber;
m_LastInterval = axis.interval;
axis.UpdateMinMaxValue(tempMinValue, tempMaxValue);
axis.context.offset = 0;
axis.context.lastCheckInverse = axis.inverse;
UpdateAxisTickValueList(axis);
if (tempMinValue != 0 || tempMaxValue != 0)
{
var grid = chart.GetChartComponent <GridCoord>(axis.gridIndex);
if (grid != null && axis is XAxis && axis.IsValue())
{
axis.context.offset = axis.context.minValue > 0 ?
0 :
(axis.context.maxValue < 0 ?
grid.context.width :
(float)(Math.Abs(axis.context.minValue) * (grid.context.width /
(Math.Abs(axis.context.minValue) + Math.Abs(axis.context.maxValue))))
);
axis.context.x = grid.context.x;
axis.context.y = GetAxisLineXOrY();
axis.context.zeroY = grid.context.y;
axis.context.zeroX = grid.context.x - (float)(axis.context.minValue * grid.context.width / axis.context.minMaxRange);
}
if (grid != null && axis is YAxis && axis.IsValue())
{
axis.context.offset = axis.context.minValue > 0 ?
0 :
(axis.context.maxValue < 0 ?
grid.context.height :
(float)(Math.Abs(axis.context.minValue) * (grid.context.height /
(Math.Abs(axis.context.minValue) + Math.Abs(axis.context.maxValue))))
);
axis.context.x = GetAxisLineXOrY();
axis.context.y = grid.context.y;
axis.context.zeroX = grid.context.x;
axis.context.zeroY = grid.context.y - (float)(axis.context.minValue * grid.context.height / axis.context.minMaxRange);
}
}
var dataZoom = chart.GetDataZoomOfAxis(axis);
if (dataZoom != null && dataZoom.enable)
{
if (axis is XAxis)
{
dataZoom.SetXAxisIndexValueInfo(axisIndex, tempMinValue, tempMaxValue);
}
else
{
dataZoom.SetYAxisIndexValueInfo(axisIndex, tempMinValue, tempMaxValue);
}
}
if (updateChart)
{
UpdateAxisLabelText(axis);
chart.RefreshChart();
}
}
}
