/// <summary>
/// 右上角
/// </summary>
/// <param name="text"></param>
private void DrawString2(string text, Graphics g, float scale, I3ReportData reportData, I3ReportCell cell, RectangleF rect, I3ReportCellStyle style, I3PrintArea area)
{
if (string.IsNullOrEmpty(text))
{
return;
}
StringFormat sf = GetStringFormat(cell, style);
Brush brush = new SolidBrush(style.FontColor);
Font font = GetFont(scale, cell, style);
try
{
#region 计算文本绘制区域
SizeF sizeF = g.MeasureString(text, font, (int)rect.Width, sf);
RectangleF r = new RectangleF(rect.X, rect.Y, rect.Width, rect.Height);
r.X += r.Width - 3 - sizeF.Width; //居右
r.Width = sizeF.Width;
r.Y += 5; //居上
r.Height = sizeF.Height;
#endregion
if (!r.IsEmpty)
{
g.DrawString(text, font, brush, r, sf);
}
}
finally
{
font.Dispose();
brush.Dispose();
sf.Dispose();
}
}
public virtual void DrawBackground(Graphics g, float scale, I3ReportData reportData, I3ReportCell cell, RectangleF rect, I3ReportCellStyle style)
{
using (Brush brush = new SolidBrush(style.BackColor))
{
g.FillRectangle(brush, rect);
}
}
/// <summary>
/// 适应页宽
/// </summary>
public void FullWidth()
{
if (reportDatas == null)
{
return;
}
//先假设没有垂直滚动条
//I3ReportData reportData = reportDatas.Datas[0];//取第1个报表的页面设置
float paperWidthPX = 0;
for (int i = 0; i < reportDatas.PrintAreas.Dic.Count; i++)
{
I3ReportData rd = reportDatas.GetReportDataByAreaIndex(i);
I3PageSetting p = rd.PageSetting;
if (p.PaperWidthPX > paperWidthPX)
{
paperWidthPX = p.PaperWidthPX;
}
}
Scale = ((float)this.Width - 0 - pageInterval * 2) / paperWidthPX - 0.01F;
if (VScrollVisible) //如果有，再加上
{
Scale = ((float)this.Width - (float)SystemInformation.VerticalScrollBarWidth - pageInterval * 2) / paperWidthPX - 0.01F;
}
}
public override RectangleF DrawContent(Graphics g, float scale, I3ReportData reportData, I3ReportCell cell, RectangleF rect, I3ReportCellStyle style, I3PrintArea area, bool draw)
{
string text = GetText(cell, area);
if (!draw || string.IsNullOrEmpty(text))
{
return(RectangleF.Empty);
}
string[] values = text.Split(new char[] { '|', ',', ';' });
if (values.Length > 2)
{
DrawLine2(g, rect);
DrawString1(values[0], g, scale, reportData, cell, rect, style, area);
DrawString2(values[1], g, scale, reportData, cell, rect, style, area);
DrawString3(values[2], g, scale, reportData, cell, rect, style, area);
}
else
{
DrawLine1(g, rect);
DrawString1(values[0], g, scale, reportData, cell, rect, style, area);
if (values.Length > 1)
{
DrawString2(values[1], g, scale, reportData, cell, rect, style, area);
}
}
return(RectangleF.Empty);
}
/// <summary>
/// 按纸张尺寸分页
/// </summary>
/// <param name="reportData"></param>
private static I3PrintAreas CalPrintAreas(I3ReportData reportData)
{
I3PrintAreas rowPringAreas = CalPrintAreasByRows(reportData);
I3PrintAreas printAreas = CalPrintAreasByCols(reportData, rowPringAreas);
return(printAreas);
}
static void document_QueryPageSettings(object sender, QueryPageSettingsEventArgs e)
{
I3PrintDocument document = sender as I3PrintDocument;
I3ReportData reportData = document.ReportDatas.GetReportDataByAreaIndex(document.NextPage - 1);
e.PageSettings.Landscape = reportData.PageSetting.PaperOrientation == PaperOrientation.横向;
e.PageSettings.Margins = new Margins(0, 0, 0, 0);
}
static void document_PrintPage(object sender, PrintPageEventArgs e)
{
//float scale = (100F / 96F) * (600F / e.Graphics.DpiX); //打印机600DPI对应屏幕96DPI //这个转换与dpi无关
float scale = (100F / 96F);
float phyOffsetX = 0;
float phyOffsetY = 0;
IntPtr hdc = e.Graphics.GetHdc();
try
{
float width = I3Win32PrintHelper.GetPaperWidth(hdc); //纸张的宽度（打印机单位）
float height = I3Win32PrintHelper.GetPaperHeight(hdc);
phyOffsetX = I3Win32PrintHelper.GetPaperPhyOffsetX(hdc); //纸张的X偏移（打印机单位）
phyOffsetX = phyOffsetX * e.PageBounds.Width / width; //转换为 1/100 英寸
phyOffsetX *= scale; //转换为像素
phyOffsetY = I3Win32PrintHelper.GetPaperPhyOffsetY(hdc);
phyOffsetY = phyOffsetY * e.PageBounds.Height / height;
phyOffsetY *= scale;
}
finally
{
e.Graphics.ReleaseHdc(hdc);
}
I3PrintDocument document = sender as I3PrintDocument;
I3ReportData reportData = document.ReportDatas.GetReportDataByAreaIndex(document.NextPage - 1);
I3PageSetting setting = reportData.PageSetting;
if (document.NextPage > 0 && document.NextPage <= document.EndPage)
{
RectangleF rect = new RectangleF(e.MarginBounds.X, e.MarginBounds.Y, e.MarginBounds.Width, e.MarginBounds.Height);
rect.X -= phyOffsetX;
rect.Y -= phyOffsetY;
RectangleF contentRect = new RectangleF(setting.PaperContentRect.X * scale, setting.PaperContentRect.Y * scale,
setting.PaperContentRect.Width * scale, setting.PaperContentRect.Height * scale);
contentRect.X -= phyOffsetX;
contentRect.Y -= phyOffsetY;
PrintAreaToGraphics(e.Graphics, scale, rect, contentRect, document.ReportDatas,
document.ReportDatas.PrintAreas.Dic[document.NextPage - 1], document.PaintPageIndex, document.NextPage - 1);
if (document.NextPage < document.EndPage)
{
document.NextPage += 1;
e.HasMorePages = true;
}
else
{
document.NextPage = -1;
e.HasMorePages = false;
}
}
else
{
e.HasMorePages = false;
}
}
/// <summary>
/// 重新计算大小和分页信息
/// prepareNarrow:第一次传false，不计算缩小的字体、图像大小，第2次传ture，才进行计算（考虑后面有调大单元格的情况）
/// </summary>
private static void ReCalCellsSize(I3ReportData reportData, bool needCalFontSize)
{
for (int i = 0; i < reportData.RowCount; i++)
{
for (int j = 0; j < reportData.ColCount; j++)
{
ReCalCellSize(reportData, i, j, needCalFontSize);
}
}
}
/// <summary>
/// 将此单元格的位置用I3MergeRange表示
/// 为合并单元格的第一个单元格时，返回整个合并区间
/// 为合并单元格的其他单元格时，只返回单元格本身
/// </summary>
public I3MergeRange GetRange_Mode2(I3ReportData reportData)
{
I3MergeRange range = this.MergState == I3MergeState.FirstCell ? reportData.GetMergeRange(row, col) : null;
if (range == null)
{
range = new I3MergeRange((short)row, (short)col, (short)row, (short)col);
}
return(range);
}
private static I3PrintAreas CalPrintAreasByCols(I3ReportData reportData, I3PrintAreas rowAreas)
{
I3PageSetting setting = reportData.PageSetting;
float paperWidth = setting.PaperContentRect.Width;
I3PrintAreas printAreas = new I3PrintAreas();
foreach (int row in rowAreas.Dic.Keys)
{
I3PrintArea rowArea = rowAreas.Dic[row];
float totalWidth = rowArea.Width;
List <int> cols = new List <int>();
for (int j = 0; j < reportData.ColCount; j++)
{
if (reportData.Cols[j].Type != I3RowColType.数据 || reportData.Cols[j].Type == I3RowColType.None)
{
continue;
}
int colWidth = reportData.Cols[j].Width;
#region 在此列前分页
//列后分页,条件：已有列被添加，前面一列的列后分页属性=true，已有列的总宽度>0
bool breakBeforeThisCol = cols.Count > 0 && reportData.Cols[cols[cols.Count - 1]].PageBreak && totalWidth > rowArea.Width;
//尺寸超过
breakBeforeThisCol = breakBeforeThisCol || (setting.ColsPagerStyle == PagerStyle.纸张尺寸分页 && totalWidth + colWidth > paperWidth);
//列数超过
breakBeforeThisCol = breakBeforeThisCol || (setting.ColsPagerStyle == PagerStyle.数据行列数分页 && cols.Count >= setting.ColsPerPage);
if (breakBeforeThisCol)
{
I3PrintArea area = rowArea.Clone().AddCols(cols);
area.Width = totalWidth;
printAreas.Add(printAreas.Dic.Count, area);
totalWidth = rowArea.Width + colWidth;
cols.Clear();
cols.Add(j);
continue;
}
#endregion
//不分页
totalWidth += colWidth;
cols.Add(j);
}
//最后有些列未能分页
if (cols.Count > 0)
{
I3PrintArea area = rowArea.Clone().AddCols(cols);
area.Height = totalWidth;
printAreas.Add(printAreas.Dic.Count, area);
}
}
return(printAreas);
}
/// <summary>
/// 拆分单个合并单元格
/// </summary>
/// <param name="m"></param>
/// <param name="reportData"></param>
/// <returns></returns>
private static I3MergeRange[] splitMemrgeRangeInDifPage(I3MergeRange m, I3ReportData reportData)
{
List <I3MergeRange> list = new List <I3MergeRange>();
I3PrintArea startArea = getPrintAreaByRowIndex(m.StartRow, reportData);
I3PrintArea endArea = getPrintAreaByRowIndex(m.EndRow, reportData);
//不在数据区，不做处理
if (startArea == null || endArea == null)
{
list.Add(m);
return(list.ToArray());
}
//在同一页，不做处理
if (startArea.Index == endArea.Index)
{
list.Add(m);
return(list.ToArray());
}
//开始拆分
I3MergeRange m1 = new I3MergeRange(m.StartRow, m.StartCol, startArea.MaxDataAreaRowIndex, m.EndCol);
if (m1.EndRow > m1.StartRow || m1.EndCol > m1.StartCol)//判断是否是一个有效的合并单元格
{
list.Add(m1);
}
I3MergeRange m2 = new I3MergeRange(endArea.MinDataAreaRowIndex, m.StartCol, m.EndRow, m.EndCol);
//m2的样式同m
I3ReportCell mCell = reportData.Rows[m.StartRow][m.StartCol];
I3ReportCell m2Cell = reportData.Rows[m2.StartRow][m2.StartCol];
m2Cell.MergState = I3MergeState.FirstCell;
m2Cell.StyleName = mCell.StyleName;
if (!string.IsNullOrEmpty(mCell.Text))
{
m2Cell.Text = "...";
}
if (m2.EndRow - m2.StartRow > 0) //后面的部分超过了一行
{
I3MergeRange[] newArr = splitMemrgeRangeInDifPage(m2, reportData); //继续拆分
list.AddRange(newArr);
}
else//后面的部分只有一行
{
if (m2.EndCol > m2.StartCol)//存在列的合并
{
list.Add(m2);
}
}
return(list.ToArray());
}
private static I3PrintAreas CalPrintAreasByRows(I3ReportData reportData)
{
I3PageSetting setting = reportData.PageSetting;
float paperHeight = setting.PaperContentRect.Height;
I3PrintArea defaultArea = GetDefaultRowPrintArea(reportData);
//先按行划分
I3PrintAreas rowPrintAreas = new I3PrintAreas();
float totalHeight = defaultArea.Height;
List <int> rows = new List <int>();
for (int i = 0; i < reportData.RowCount; i++)
{
if (reportData[i].Type != I3RowColType.数据 || reportData[i].Type == I3RowColType.None)
{
continue;
}
int rowHeight = reportData[i].Height;
#region 在此行前分页
//已有行被添加，前面一行的行后分页属性=true，已有行的总高度>0
bool breakBeforeThisRow = rows.Count > 0 && reportData[rows[rows.Count - 1]].PageBreak && totalHeight > defaultArea.Height;
//尺寸超过 条件：加上当前行后超过
breakBeforeThisRow = breakBeforeThisRow || (setting.RowsPagerStyle == PagerStyle.纸张尺寸分页 && totalHeight + rowHeight > paperHeight);
//行数超过
breakBeforeThisRow = breakBeforeThisRow || (setting.RowsPagerStyle == PagerStyle.数据行列数分页 && rows.Count >= setting.RowsPerPage);
if (breakBeforeThisRow)
{
I3PrintArea area = defaultArea.Clone().AddRows(rows);
area.Height = totalHeight;
rowPrintAreas.Add(rowPrintAreas.Dic.Count, area);
totalHeight = defaultArea.Height + rowHeight;
rows.Clear();
rows.Add(i); //不能用i--，如果某行大于整页宽度，会死循环
continue;
}
#endregion
//不分页
totalHeight += rowHeight;
rows.Add(i);
}
//最后有些行未能分页
if (rows.Count > 0)
{
I3PrintArea area = defaultArea.Clone().AddRows(rows);
area.Height = totalHeight;
rowPrintAreas.Add(rowPrintAreas.Dic.Count, area);
}
return(rowPrintAreas);
}
private static I3PrintArea getPrintAreaByRowIndex(int rowIndex, I3ReportData reportData)
{
foreach (I3PrintArea area in reportData.PrintAreas.Dic.Values)
{
if (area.DataRows.ContainsKey(rowIndex))
{
return(area);
}
}
return(null);
}
/// <summary>
/// 适应页高
/// </summary>
public void FullHeight()
{
if (reportDatas == null)
{
return;
}
//先假设没有水平滚动条
I3ReportData reportData = reportDatas.Datas[0];//取第1个报表的页面设置
Scale = ((float)this.Height - 0 - pageInterval * 2) / reportData.PageSetting.PaperHeightPX - 0.01F;
if (HScrollVisible) //如果有，再加上
{
Scale = ((float)this.Height - (float)SystemInformation.HorizontalScrollBarHeight - pageInterval * 2) / reportData.PageSetting.PaperHeightPX - 0.01F;
}
}
/// <summary>
/// 重置合并单元格位于多页的情况（分解成多个格子） 注意，只针对数据区的内容
/// 2018.05.30暂时只考虑纵向分解的情况
/// </summary>
/// <param name="reportData"></param>
public static void ReSetMergeCellsInDifPage(I3ReportData reportData)
{
foreach (I3PrintArea area in reportData.PrintAreas.Dic.Values)
{
area.UpdateMinAndMaxDataRowIndex(reportData);
}
I3MergeRange[] merges = reportData.MergeRanges;
List <I3MergeRange> list = new List <I3MergeRange>();
foreach (I3MergeRange merge in merges)
{
I3MergeRange[] arr = splitMemrgeRangeInDifPage(merge, reportData);
list.AddRange(arr);
}
reportData.MergeRanges = list.ToArray();
}
/// <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>
/// 更新最小最大的数据区行号（注意，DataRows中实际存储的还包含标题、表头、表尾，这里排除之）
/// </summary>
public void UpdateMinAndMaxDataRowIndex(I3ReportData reportData)
{
int min = int.MaxValue;
int max = int.MinValue;
foreach (int rowIndex in DataRows.Keys)
{
if (reportData.Rows[rowIndex].Type != I3RowColType.数据)
{
continue;
}
min = Math.Min(min, rowIndex);
max = Math.Max(max, rowIndex);
}
MinDataAreaRowIndex = min;
MaxDataAreaRowIndex = max;
}
public override RectangleF DrawContent(Graphics g, float scale, I3ReportData reportData, I3ReportCell cell, System.Drawing.RectangleF rect, I3ReportCellStyle style, I3PrintArea area, bool draw)
{
I3ReportImageCell imageCell = cell as I3ReportImageCell;
if (imageCell.ImageData == null)
{
return(RectangleF.Empty);
}
try
{
using (MemoryStream stream = new MemoryStream(imageCell.ImageData))
{
using (Bitmap bitmap = new Bitmap(stream))
{
float width = imageCell.CalWidth > 0 ? imageCell.CalWidth : imageCell.Width;
width *= scale;
float heigth = imageCell.CalHeight > 0 ? imageCell.CalHeight : imageCell.Height;
heigth *= scale;
RectangleF destRect = new RectangleF((float)rect.X + (float)rect.Width / 2F - (float)width / 2F,
(float)rect.Y + (float)rect.Height / 2F - (float)heigth / 2F,
width,
heigth);
RectangleF srcRect = new RectangleF(0F, 0F, (float)bitmap.Width, (float)bitmap.Height);
if (draw && !destRect.IsEmpty)
{
g.DrawImage(bitmap, destRect, srcRect, GraphicsUnit.Pixel);
}
return(destRect);
}
}
}
catch
{
RectangleF destRect = new RectangleF((float)rect.X + (float)rect.Width / 2F - (float)100 / 2F,
(float)rect.Y + (float)rect.Height / 2F - (float)100 / 2F,
100,
100);
return(destRect);
}
}
/// <summary>
/// 斜中间
/// </summary>
/// <param name="text"></param>
private void DrawString3(string text, Graphics g, float scale, I3ReportData reportData, I3ReportCell cell, RectangleF rect, I3ReportCellStyle style, I3PrintArea area)
{
if (string.IsNullOrEmpty(text))
{
return;
}
StringFormat sf = GetStringFormat(cell, style);
Brush brush = new SolidBrush(style.FontColor);
Font font = GetFont(scale, cell, style);
try
{
char[] chars = text.ToCharArray();
float posx = rect.Right - 3;
float xsplit = 1;
float posy = rect.Bottom;
float totalHeigth = GetTotalHeight(chars, g, font, sf);
float ysplit = chars.Length == 0 ? 0 : (rect.Height / 2 - totalHeigth) / (chars.Length - 1);
for (int i = chars.Length - 1; i >= 0; i--)
{
string str = chars[i].ToString();
SizeF sizeF = g.MeasureString(str, font, (int)rect.Width, sf);
RectangleF r = new RectangleF(posx - sizeF.Width, posy - sizeF.Height, sizeF.Width, sizeF.Height);
if (!r.IsEmpty)
{
g.DrawString(str, font, brush, r, sf);
}
posx = posx - sizeF.Width - xsplit;
posy = posy - sizeF.Height - ysplit;
}
}
finally
{
font.Dispose();
brush.Dispose();
sf.Dispose();
}
}
/// <summary>
/// 设置当前显示的页数 从页顶开始显示
/// </summary>
/// <param name="value"></param>
public void SetCurPageIndex(int value)
{
if (reportDatas == null)
{
return;
}
value = value > reportDatas.PrintAreas.Dic.Count ? reportDatas.PrintAreas.Dic.Count : value;
value = value < 0 ? 0 : value;
I3ReportData reportData = reportDatas.Datas[0];//取第1个报表的页面设置
float singleHeight = reportData.PageSetting.PaperHeightPX * Scale + pageInterval;
float curHeight = value * singleHeight + pageInterval;
int oldValue = vScrollBar.Value;
curHeight = curHeight > vScrollBar.Maximum - vScrollBar.LargeChange ? vScrollBar.Maximum - vScrollBar.LargeChange : curHeight;
curHeight = curHeight < 0 ? 0 : curHeight;
vScrollBar.Value = (int)curHeight;
ScrollEventArgs args = new ScrollEventArgs(ScrollEventType.EndScroll, oldValue, (int)curHeight);
OnVerticalScroll(vScrollBar, args);
CurPageIndex = value;
}
/// <summary>
/// 将此单元格的位置用I3MergeRange表示
/// 为合并单元格时，返回合并区域
/// </summary>
public I3MergeRange GetRange_Mode1(I3ReportData reportData)
{
I3MergeRange range = null;
switch (this.MergState)
{
case I3MergeState.Merged:
I3ReportCell startCell = reportData.GetMergedStartedCell(this.Row, this.Col);
range = reportData.GetMergeRange(startCell.Row, startCell.Col);
break;
case I3MergeState.FirstCell:
range = reportData.GetMergeRange(this.Row, this.Col);
break;
default:
range = new I3MergeRange((short)this.Row, (short)this.Col, (short)this.Row, (short)this.Col);
break;
}
return(range);
}
/// <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);
}
}
public override void AdjustCellSize(int width, int height, SizeF needSizeF, I3ReportCellStyle style, I3ReportCell cell, I3MergeRange range, I3ReportData reportData, bool prepareNarrow)
{
//不做处理
}
public I3ReportDatas(I3ReportData data)
: this(new I3ReportData[] { data })
{
}
public void Init(I3ReportData reportData, string documentName)
{
Init(new I3ReportDatas(reportData), documentName);
}
private RectangleF GetAreaContentRect(I3PrintArea area)
{
I3ReportData reportData = reportDatas.GetReportDataByAreaIndex(area.Index);
I3PageSetting setting = reportData.PageSetting;
float offsetY = vScrollBar.Value;
float offsetX = hScrollBar.Value;
RectangleF contentRect = new RectangleF(setting.PaperContentRect.X * scale, setting.PaperContentRect.Y * scale, setting.PaperContentRect.Width * scale, setting.PaperContentRect.Height * scale);
//调整y位置
for (int i = 0; i < area.Index; i++)
{
I3ReportData rd = reportDatas.GetReportDataByAreaIndex(i);
I3PageSetting s = rd.PageSetting;
contentRect.Y = contentRect.Y + s.PaperRect.Height * scale + pageInterval;
}
contentRect.Y = contentRect.Y + pageInterval - offsetY;
if (!VScrollVisible && !alignTop)
{
float totalHeight = 0;
for (int i = 0; i < reportDatas.PrintAreas.Dic.Count; i++)
{
I3ReportData rd = reportDatas.GetReportDataByAreaIndex(i);
I3PageSetting s = rd.PageSetting;
totalHeight = totalHeight + s.PaperRect.Height * scale + pageInterval;
}
contentRect.Y += (int)((this.Height - HScrollHeight - totalHeight) / 2);
}
//调整x位置
contentRect.X = contentRect.X + pageInterval - offsetX;
//if (!HScrollVisible)
{
float totalWidth = setting.PaperRect.Width * scale + pageInterval;
contentRect.X += (int)((this.Width - VScrollWidth - totalWidth) / 2);
}
return(contentRect);
#region 111
//I3ReportData reportData = reportDatas.Datas[0];//取第1个报表的页面设置
//I3PageSetting setting = reportData.PageSetting;
//float singleHeight = setting.PaperHeightPX * Scale + pageInterval;
//float singleWidth = setting.PaperWidthPX * Scale + pageInterval;
//float offsetY = vScrollBar.Value;
//float offsetX = hScrollBar.Value;
//RectangleF contentRect = new RectangleF(setting.PaperContentRect.X * scale, setting.PaperContentRect.Y * scale, setting.PaperContentRect.Width * scale, setting.PaperContentRect.Height * scale);
//contentRect.Y = contentRect.Y + pageInterval + area.Index * singleHeight - offsetY;
//contentRect.X = contentRect.X + pageInterval - offsetX;
//if (!VScrollVisible && !alignTop)
//{
// float totalHeight = singleHeight * reportDatas.PrintAreas.Dic.Count + pageInterval;
// contentRect.Y += (int)((this.Height - HScrollHeight - totalHeight) / 2);
//}
//if (!HScrollVisible)
//{
// float totalWidth = singleWidth + pageInterval;
// contentRect.X += (int)((this.Width - VScrollWidth - totalWidth) / 2);
//}
//return contentRect;
#endregion
}
/// <summary>
/// 重新计算
/// </summary>
private void ReCal()
{
if (reportDatas == null)
{
return;
}
float curPositionYPecent = (vScrollBar.Maximum - vScrollBar.LargeChange) == 0 ? 0 : (float)vScrollBar.Value / ((float)vScrollBar.Maximum - (float)vScrollBar.LargeChange);
curPositionYPecent = curPositionYPecent < 0 ? 0 : curPositionYPecent;
float curPositionXPecent = (hScrollBar.Maximum - hScrollBar.LargeChange) == 0 ? 0 : (float)hScrollBar.Value / ((float)hScrollBar.Maximum - (float)hScrollBar.LargeChange);
curPositionXPecent = curPositionXPecent < 0 ? 0 : curPositionXPecent;
I3ReportData reportData = reportDatas.Datas[0];//取第1个报表的页面设置
float singleHeight = reportData.PageSetting.PaperHeightPX * scale + pageInterval;
vScrollBar.Maximum = (int)singleHeight + 1; //便于正确设置LargeChange
vScrollBar.LargeChange = (int)singleHeight;
//vScrollBar.SmallChange = (int)(singleHeight / SmallChange);
vScrollBar.SmallChange = SmallChange;
float singleWidth = reportData.PageSetting.PaperWidthPX * Scale + pageInterval;
hScrollBar.Maximum = (int)singleWidth + 1;
hScrollBar.LargeChange = (int)singleWidth;
//hScrollBar.SmallChange = (int)(singleWidth / SmallChange);
hScrollBar.SmallChange = SmallChange;
//先假没有垂直滚动条
float totalWidth = singleWidth + pageInterval;
hScrollBar.Minimum = 0;
int maxX = (int)totalWidth - (this.Width - 0);
maxX = maxX < 0 ? 0 : maxX;
hScrollBar.Maximum = maxX + hScrollBar.LargeChange - 1;
int valueX = curPositionXPecent.Equals(0) ? 0 : (int)(maxX * curPositionXPecent);
valueX = valueX < 0 ? 0 : valueX;
hScrollBar.Value = valueX;
//设置垂直滚动条
//float totalHeight = singleHeight * (float)reportDatas.PrintAreas.Dic.Count + pageInterval;
float totalHeight = 0;
for (int i = 0; i < reportDatas.PrintAreas.Dic.Count; i++)
{
totalHeight = totalHeight + reportDatas.PrintAreas.Dic[i].ReportData.PageSetting.PaperHeightPX * scale + pageInterval;
}
totalHeight = totalHeight + pageInterval;
vScrollBar.Minimum = 0;
int maxY = (int)totalHeight - (this.Height - HScrollHeight);
maxY = maxY < 0 ? 0 : maxY;
vScrollBar.Maximum = maxY + vScrollBar.LargeChange - 1;
int valueY = curPositionYPecent.Equals(0) ? 0 : (int)(maxY * curPositionYPecent);
valueY = valueY < 0 ? 0 : valueY;
vScrollBar.Value = valueY;
//再次检查是否需要水平滚动条（垂直滚动条的出现可能导致原本不需要水平滚动条，而当前需要了）
maxX = (int)totalWidth - (this.Width - VScrollWidth);
maxX = maxX < 0 ? 0 : maxX;
hScrollBar.Maximum = maxX + hScrollBar.LargeChange - 1;
valueX = curPositionXPecent.Equals(0) ? 0 : (int)(maxX * curPositionXPecent);
valueX = valueX < 0 ? 0 : valueX;
hScrollBar.Value = valueX;
ResetScrollBarPosition();
this.Invalidate();
}
/// <summary>
/// 获取默认打印区域信息（包含标题行、表头、表尾、页眉、页脚）
/// </summary>
/// <param name="area"></param>
/// <param name="reportData"></param>
private static I3PrintArea GetDefaultRowPrintArea(I3ReportData reportData)
{
I3PrintArea area = new I3PrintArea();
#region 行
for (int i = 0; i < reportData.RowCount; i++)
{
switch (reportData[i].Type)
{
case I3RowColType.页眉:
area.HeaderRows.Add(i, i);
break;
case I3RowColType.页脚:
area.FooterRows.Add(i, i);
break;
case I3RowColType.标题:
case I3RowColType.表头:
case I3RowColType.表尾:
area.DataRows.Add(i, i);
area.Height += reportData[i].Height;
break;
default:
break;
}
}
#endregion
#region 列
for (int i = 0; i < reportData.ColCount; i++)
{
switch (reportData.Cols[i].Type)
{
case I3RowColType.页眉:
area.HeaderCols.Add(i, i);
break;
case I3RowColType.页脚:
area.FooterCols.Add(i, i);
break;
case I3RowColType.标题:
case I3RowColType.表头:
case I3RowColType.表尾:
area.DataCols.Add(i, i);
area.Width += reportData.Cols[i].Width;
break;
default:
break;
}
}
#endregion
#region 检查
I3PageSetting setting = reportData.PageSetting;
if (setting.RowsPagerStyle == PagerStyle.纸张尺寸分页)
{
if (area.Width > setting.PaperContentRect.Width)
{
throw new Exception("标题列、表头列、表尾列宽度之和大于纸张可用区域，无法分页！");
}
if (area.Height > setting.PaperContentRect.Height)
{
throw new Exception("标题行、表头行、表尾行高度之和大于纸张可用区域，无法分页！");
}
}
#endregion
return(area);
}
/// <summary>
/// 重新计算报表大小和分页信息
/// </summary>
/// <param name="reportData"></param>
public static void RePaging(I3ReportData reportData)
{
ReCalCellsSize(reportData, false);
ReCalCellsSize(reportData, true); //重新计算一次，有的单元格被其他行列影响调大了，缩小的字体要重新计算
reportData.SetPrintAreas(CalPrintAreas(reportData));
}
public override void AdjustCellSize(int width, int height, SizeF needSizeF, I3ReportCellStyle style, I3ReportCell cell, I3MergeRange range, I3ReportData reportData, bool prepareNarrow)
{
I3ReportImageCell imageCell = cell as I3ReportImageCell;
int doubleSplit = ImageSplit * 2;
if (needSizeF.Width > width - doubleSplit || needSizeF.Height > height - doubleSplit)
{
switch (style.AdjustSize)
{
case I3AdjustSize.扩大单元格:
#region 扩大单元格
if (needSizeF.Width > width - doubleSplit)
{
float pro = (needSizeF.Width + doubleSplit) / width;
for (int i = range.StartCol; i <= range.EndCol; i++)
{
reportData.Cols[i].Width = (int)(reportData.Cols[i].Width * pro);
}
}
if (needSizeF.Height > height - doubleSplit)
{
float pro = (needSizeF.Height + doubleSplit) / height;
for (int i = range.StartRow; i <= range.EndRow; i++)
{
reportData[i].Height = (int)(reportData[i].Height * pro);
}
}
cell.StringTrimming = StringTrimming.None;
#endregion
break;
case I3AdjustSize.缩小内容:
#region 缩小内容
if (prepareNarrow)
{
//先使宽度一致
imageCell.CalWidth = width - doubleSplit;
imageCell.CalHeight = imageCell.Height * imageCell.CalWidth / imageCell.Width;
//如果高度太大，则使高度一致
if (imageCell.CalHeight > height - doubleSplit)
{
imageCell.CalHeight = height - doubleSplit;
imageCell.CalWidth = imageCell.Width * imageCell.CalHeight / imageCell.Height;
}
}
#endregion
break;
default: //都不变，调整为图片不按比例缩小
#region 图片不按比例缩小
imageCell.CalWidth = width - doubleSplit;
imageCell.CalHeight = height - doubleSplit;
#endregion
break;
}
}
}