internal override void UpdateAxisLabelText(Axis axis) { base.UpdateAxisLabelText(axis); if (axis.IsTime() || axis.IsValue()) { for (int i = 0; i < axis.context.labelObjectList.Count; i++) { var label = axis.context.labelObjectList[i]; if (label != null) { var pos = GetLabelPosition(0, i); label.SetPosition(pos); CheckValueLabelActive(component, i, label, pos); } } } }
/// <summary> /// 获得一个类目数据在坐标系中代表的宽度 /// </summary> /// <param name="coordinateWidth"></param> /// <param name="dataZoom"></param> /// <returns></returns> public static float GetDataWidth(Axis axis, float coordinateWidth, int dataCount, DataZoom dataZoom) { if (dataCount < 1) { dataCount = 1; } if (axis.IsValue()) { return(dataCount > 1 ? coordinateWidth / (dataCount - 1) : coordinateWidth); } var categoryCount = axis.GetDataCount(dataZoom); int segment = (axis.boundaryGap ? categoryCount : categoryCount - 1); segment = segment <= 0 ? dataCount : segment; if (segment <= 0) { segment = 1; } return(coordinateWidth / segment); }
/// <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.IsTime() || axis.IsValue()) { var value = axis.GetLabelValue(index); var lastValue = axis.GetLabelValue(index - 1); return(axis.context.minMaxRange == 0 ? 0 : (float)(coordinateWidth * (value - lastValue) / axis.context.minMaxRange)); } 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); } } } }