/// <summary>
/// 重新计算单元格的大小，借以调整行、列的大小
/// prepareNarrow:是否处理内容缩放
/// </summary>
/// <param name="reportData"></param>
/// <param name="row"></param>
/// <param name="col"></param>
private static void ReCalCellSize(I3ReportData reportData, int row, int col, bool prepareNarrow)
{
#region 获取单元格、样式、合并区域对象
I3ReportCell cell = reportData.GetCellItem(row, col);
if (cell == null || cell.MergState == I3MergeState.Merged) //单元格为空，或者是被合并的，不需要重新计算
{
return;
}
I3ReportCellStyle style = reportData.GetCellStyle(cell.StyleName); //没有样式设置，不用重新计算
if (style == null)
{
return;
}
I3MergeRange range = cell.MergState == I3MergeState.FirstCell ? reportData.GetMergeRange(row, col) : null;
if (range == null)
{
range = new I3MergeRange((short)row, (short)col, (short)row, (short)col);
}
#endregion
#region 得到默认宽度、高度
int width = 0;
int height = 0;
for (int i = range.StartRow; i <= range.EndRow; i++)
{
height += reportData[i].Height;
}
for (int i = range.StartCol; i <= range.EndCol; i++)
{
width += reportData.Cols[i].Width;
}
if (width == 0 || height == 0)
{
return;
}
#endregion
II3CellRenderer renderer = I3CellRendererBuilder.GetRenderer(reportData[row][col]);
SizeF needSize = renderer.CalCellNeedSize(width, height, style, cell);
if (needSize != SizeF.Empty)
{
renderer.AdjustCellSize(width, height, needSize, style, cell, range, reportData, prepareNarrow);
}
}
/// <summary>
/// 测试单元格
/// </summary>
/// <param name="pageIndex"></param>
/// <param name="x"></param>
/// <param name="y"></param>
/// <returns></returns>
private I3ReportCell TestCell(int pageIndex, int x, int y)
{
if (reportDatas == null || CellItemEventMode == ReportPrint.I3CellItemEventMode.None)
{
return(null);
}
I3ReportData reportData = reportDatas.GetReportDataByAreaIndex(pageIndex);
int row = TestRow(pageIndex, x, y);
int col = TestCol(pageIndex, x, y);
if (row < 0 || col < 0)
{
return(null);
}
I3ReportCell cell = reportData[row][col];
cell = cell.MergState == I3MergeState.Merged ? reportData.GetMergedStartedCell(row, col) : cell;
switch (CellItemEventMode)
{
case I3CellItemEventMode.CellRect:
return(cell);
case I3CellItemEventMode.ContentRect:
I3PrintArea area = reportDatas.PrintAreas.Dic[pageIndex];
RectangleF fullRect = GetAreaPaperRect(area);
RectangleF dataRect = GetAreaContentRect(area);
RectangleF rect = I3ReportPrintController.CalCellDrawRect_Scale(reportDatas, cell, area, Scale, dataRect, null);
II3CellRenderer renderer = I3CellRendererBuilder.GetRenderer(cell);
RectangleF contentRect = renderer.DrawContent(this.CreateGraphics(), Scale, reportData, cell, rect, reportData.GetCellStyle(cell.StyleName), area, false);
RectangleF testRect = new RectangleF(x, y, 1, 1);
return(contentRect.IntersectsWith(testRect) ? cell : null);
default:
return(null);
}
}
/// <summary>
/// 将单元格输出到画布上
/// </summary>
/// <param name="reportData"></param>
/// <param name="row"></param>
/// <param name="col"></param>
private static void DrawCell(Graphics g, RectangleF fullRect, RectangleF dataRect, RectangleF areaRect, float scale, I3ReportDatas reportDatas, I3ReportCell cell, I3PrintArea area, I3ReportCell mergedCell,
bool drawBackground, bool drawBorder, bool drawContect)
{
#region 合并单元格中的格子处理
if (cell != null && cell.MergState == I3MergeState.Merged)
{
//2017.04.26 为加快绘制速度，合并单元格不处理
return;
//I3ReportCell firstCell = reportData.GetMergedStartedCell(cell.Row, cell.Col);
//if (firstCell != null)
//{
// DrawCell(g, fullRect, dataRect, areaRect, scale, reportData, firstCell, area, cell, drawBackground, drawBorder, drawContect);
//}
//return;
}
#endregion
#region 绘制区域、剪切区域
RectangleF cellDrawRect = CalCellDrawRect_Scale(reportDatas, cell, area, scale, dataRect, mergedCell);
if (cellDrawRect.IsEmpty)
{
return;
}
//2017.04.26 为加快绘制速度，不做单元格剪切区域计算，直接使用原始的剪切区域
//I3ReportCell destCell = mergedCell == null ? cell : mergedCell; //计算剪切区域使用真实单元格
//RectangleF clipRect = CalCellClipRect_Scale(reportData, destCell, area, scale, dataRect, fullRect, areaRect);
////destCell.SetCellRect(graphicsKey, clipRect);
//clipRect.Intersect(g.ClipBounds);
//if (clipRect.IsEmpty)
//{
// return;
//}
//g.SetClip(clipRect);
#endregion
#region 样式
I3ReportCellStyle style = area.ReportData.GetCellStyle(cell.StyleName);
if (style == null)
{
return;
}
#endregion
II3CellRenderer renderer = I3CellRendererBuilder.GetRenderer(cell);
RectangleF oldClip = g.ClipBounds;
//背景
if (drawBackground)
{
g.SetClip(oldClip);
g.FillRectangle(Brushes.White, cellDrawRect);
renderer.DrawBackground(g, scale, area.ReportData, cell, cellDrawRect, style);
}
//边框
if (drawBorder)
{
RectangleF borderClipRect = oldClip; //扩大避免边框画不全
borderClipRect.Inflate(1, 1);
g.SetClip(borderClipRect);
renderer.DrawCellBorder(g, scale, area.ReportData, cell, cellDrawRect, style);
}
//内容
if (drawContect)
{
g.SetClip(oldClip);
renderer.DrawContent(g, scale, area.ReportData, cell, cellDrawRect, style, area, true);
}
}