private void setCellStyle(HSSFWorkbook workbook, ISheet sheet, ICell cell, I3PrintArea area, I3ReportCell cellData,
Dictionary <string, HSSFCellStyle> styleDic, Dictionary <string, IFont> fontDic, bool hasReturnInText, bool isLastRow, bool isLastCol,
HSSFCellStyle emptyStyle)
{
I3ReportCellStyle cs = null;
if (cellData.MergState == I3MergeState.Merged)
{
cellData = area.ReportData.GetMergedStartedCell(cellData.Row, cellData.Col);
}
cs = area.ReportData.GetCellStyle(cellData.StyleName);
if (cs == null)
{
cell.CellStyle = emptyStyle;
return;
}
string styleKey = getStyleKey(cellData, cs, hasReturnInText, isLastRow, isLastCol);
HSSFCellStyle style = null;
if (styleDic.ContainsKey(styleKey))
{
style = styleDic[styleKey];
}
else
{
style = createStyle(workbook, cellData, cs, fontDic, hasReturnInText, isLastRow, isLastCol);
styleDic.Add(styleKey, style);
}
cell.CellStyle = style;
}
private SizeF CalCellNeedSize(int orgWidth, int orgHeight, I3ReportCellStyle style, I3ReportCell cell, float testFontSize)
{
SizeF sizeF = new SizeF(orgWidth, orgHeight);
Bitmap bm = new Bitmap(1, 1);
Graphics g = Graphics.FromImage(bm);
StringFormat stringFormat = StringFormat.GenericDefault;
Brush brush = new SolidBrush(style.FontColor);
Font font = new Font(style.FontName, testFontSize, style.FontStyle, GraphicsUnit.Pixel);
//TextFormatFlags ff = GetTextFormatFlags(cell, style);
try
{
stringFormat.Alignment = style.Alignment;
stringFormat.LineAlignment = style.LineAlignment;
stringFormat.Trimming = StringTrimming.None; //不减小内容以测试实际需要的大小
stringFormat.FormatFlags = style.WordWrap ? (StringFormatFlags)0 : StringFormatFlags.NoWrap;
Rectangle rect = new Rectangle(0, 0, orgWidth, orgHeight);
sizeF = style.WordWrap ? g.MeasureString(cell.Text, font, rect.Width, stringFormat) //换行以测试高度 //这里仍然用cell.Text测试，还没有分页
: g.MeasureString(cell.Text, font, 1000, stringFormat); //不换行测试宽度，最大宽度1000;
//sizeF = style.WordWrap ? TextRenderer.MeasureText(g, cell.Text, font, new Size((int)rect.Width, 200), ff) //换行以测试高度 //这里仍然用cell.Text测试，还没有分页
// : TextRenderer.MeasureText(g, cell.Text, font, new Size(1000, 200), ff); //不换行测试宽度，最大宽度1000;
}
finally
{
font.Dispose();
brush.Dispose();
stringFormat.Dispose();
g.Dispose();
bm.Dispose();
}
return(sizeF);
}
/// <summary>
/// 增加单元样式属性
/// </summary>
/// <param name="styleName"></param>
/// <returns></returns>
public I3ReportCellStyle AddCellStyle(string styleName)
{
I3ReportCellStyle style = new I3ReportCellStyle(styleName);
cellStyles.Add(styleName, style);
return(style);
}
public override SizeF CalCellNeedSize(int orgWidth, int orgHeight, I3ReportCellStyle style, I3ReportCell cell)
{
SizeF sizeF = new SizeF();
I3ReportImageCell imageCell = cell as I3ReportImageCell;
sizeF.Width = imageCell.Width;
sizeF.Height = imageCell.Height;
return(sizeF);
}
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;
}
}
}
/// <summary>
/// 增加单元样式属性
/// </summary>
/// <param name="style"></param>
/// <returns></returns>
public I3ReportCellStyle AddCellStyle(I3ReportCellStyle style)
{
if (string.IsNullOrEmpty(style.Name))
{
throw new Exception("styleName不能为空");
}
if (cellStyles.ContainsKey(style.Name))
{
cellStyles.Remove(style.Name);
}
cellStyles.Add(style.Name, style);
return(style);
}
//protected virtual TextFormatFlags GetTextFormatFlags(I3ReportCell cell, I3ReportCellStyle style)
//{
// TextFormatFlags sf = TextFormatFlags.Default;
// switch (style.Alignment)
// {
// case StringAlignment.Near:
// sf = sf | TextFormatFlags.Left;
// break;
// case StringAlignment.Center:
// sf = sf | TextFormatFlags.HorizontalCenter;
// break;
// case StringAlignment.Far:
// sf = sf | TextFormatFlags.Right;
// break;
// }
// switch (style.LineAlignment)
// {
// case StringAlignment.Near:
// sf = sf | TextFormatFlags.Top;
// break;
// case StringAlignment.Center:
// sf = sf | TextFormatFlags.VerticalCenter;
// break;
// case StringAlignment.Far:
// sf = sf | TextFormatFlags.Bottom;
// break;
// }
// if (!string.IsNullOrEmpty(cell.Text) && cell.Text.IndexOf(NewLineFlag) >= 0)//文本中手工插入了换行符，强制不能进行自动换行
// {
// //sf.FormatFlags = StringFormatFlags.NoWrap;
// }
// else
// {
// if (style.WordWrap)
// {
// sf = sf | TextFormatFlags.WordBreak;
// sf = sf | TextFormatFlags.NoPadding;
// }
// }
// //sf.Trimming = cell.StringTrimming;
// //sf.FormatFlags = sf.FormatFlags | StringFormatFlags.NoClip; //上下有显示不全而需要剪切时，指定不剪切
// return sf;
//}
protected virtual Font GetFont(float scale, I3ReportCell cell, I3ReportCellStyle style)
{
float fontSize = 0;
if (cell.CalFontSize > 0)
{
fontSize = cell.CalFontSize;
}
else
{
fontSize = style.FontSize == 0 ? 13 : style.FontSize;
}
fontSize *= scale;
Font font = new Font(style.FontName, fontSize, style.FontStyle, GraphicsUnit.Pixel);
return(font);
}
/// <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);
}
}
protected virtual StringFormat GetStringFormat(I3ReportCell cell, I3ReportCellStyle style)
{
StringFormat sf = StringFormat.GenericDefault;
sf.Alignment = style.Alignment;
sf.LineAlignment = style.LineAlignment;
sf.Trimming = cell.StringTrimming;
if (!string.IsNullOrEmpty(cell.Text) && cell.Text.IndexOf(NewLineFlag) >= 0)//文本中手工插入了换行符，强制不能进行自动换行
{
sf.FormatFlags = StringFormatFlags.NoWrap;
}
else
{
sf.FormatFlags = style.WordWrap ? (StringFormatFlags)0 : StringFormatFlags.NoWrap;
}
sf.FormatFlags = sf.FormatFlags | StringFormatFlags.NoClip; //上下有显示不全而需要剪切时，指定不剪切
return(sf);
}
private string getStyleKey(I3ReportCell cellData, I3ReportCellStyle cs, bool hasReturnInText, bool isLastRow, bool isLastCol)
{
StringBuilder sb = new StringBuilder();
sb.Append(cs.TopBorder == null ? "nullTopBorder" : cs.TopBorder.ToString());
sb.Append(cs.LeftBorder == null ? "nullLeftBorder" : cs.LeftBorder.ToString());
sb.Append(cs.RightBorder == null ? "nullRightBorder" : cs.RightBorder.ToString());
sb.Append(cs.BottomBorder == null ? "nullBottomBorder" : cs.BottomBorder.ToString());
sb.Append(cs.Alignment);
sb.Append(cs.LineAlignment);
double fontSize = cs.AdjustSize == I3AdjustSize.缩小内容 && cellData.HasCalFontSize ? (double)cellData.CalFontSize : (double)cs.FontSize;
sb.Append(fontSize);
sb.Append(cs.FontName);
sb.Append(cs.FontColor);
sb.Append(cs.FontStyle);
sb.Append(cs.WordWrap || hasReturnInText);
sb.Append(isLastRow);
sb.Append(isLastCol);
sb.Append(cs.AdjustSize);
return(sb.ToString().GetHashCode().ToString());
}
/// <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 override void AdjustCellSize(int width, int height, SizeF needSizeF, I3ReportCellStyle style, I3ReportCell cell, I3MergeRange range, I3ReportData reportData, bool prepareNarrow)
{
//不做处理
}
public override SizeF CalCellNeedSize(int orgWidth, int orgHeight, I3ReportCellStyle style, I3ReportCell cell)
{
return(SizeF.Empty); //返回空，表示不需要做大小调整
}
/// <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();
}
}
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);
}
private HSSFCellStyle createStyle(HSSFWorkbook workbook, I3ReportCell cellData, I3ReportCellStyle cs, Dictionary <string, IFont> fontDic, bool hasReturnInText, bool isLastRow, bool isLastCol)
{
HSSFCellStyle style = (HSSFCellStyle)workbook.CreateCellStyle();
//设置边框格式
//top
if (cs.TopBorder == null || cs.TopBorder.Width <= 0)
{
style.BorderTop = NPOI.SS.UserModel.BorderStyle.None;
}
else if (cs.TopBorder.Width >= 2)
{
style.BorderTop = NPOI.SS.UserModel.BorderStyle.Medium;//粗实线
}
else
{
style.BorderTop = NPOI.SS.UserModel.BorderStyle.Thin;//细实线
}
//left
if (cs.LeftBorder == null || cs.LeftBorder.Width <= 0)
{
style.BorderLeft = NPOI.SS.UserModel.BorderStyle.None;
}
else if (cs.LeftBorder.Width >= 2)
{
style.BorderLeft = NPOI.SS.UserModel.BorderStyle.Medium;
}
else
{
style.BorderLeft = NPOI.SS.UserModel.BorderStyle.Thin;
}
//right //有边框行、列，右、下不用设置
//if (isLastCol)
//{
// if (cs.RightBorder == null || cs.RightBorder.Width <= 0)
// {
// style.BorderRight = NPOI.SS.UserModel.BorderStyle.None;
// }
// else if (cs.RightBorder.Width >= 2)
// {
// style.BorderRight = NPOI.SS.UserModel.BorderStyle.Medium;
// }
// else
// {
// style.BorderRight = NPOI.SS.UserModel.BorderStyle.Thin;
// }
//}
//bottom
//if (isLastRow)
//{
// if (cs.BottomBorder == null || cs.BottomBorder.Width <= 0)
// {
// style.BorderBottom = NPOI.SS.UserModel.BorderStyle.None;
// }
// else if (cs.BottomBorder.Width >= 2)
// {
// style.BorderBottom = NPOI.SS.UserModel.BorderStyle.Medium;
// }
// else
// {
// style.BorderBottom = NPOI.SS.UserModel.BorderStyle.Thin;
// }
//}
//边框颜色
style.LeftBorderColor = HSSFColor.Black.Index;
style.RightBorderColor = HSSFColor.Black.Index;
style.BottomBorderColor = HSSFColor.Black.Index;
style.TopBorderColor = HSSFColor.Black.Index;
//居中
switch (cs.Alignment) //水平
{
case StringAlignment.Center:
style.Alignment = NPOI.SS.UserModel.HorizontalAlignment.Center;
break;
case StringAlignment.Far:
style.Alignment = NPOI.SS.UserModel.HorizontalAlignment.Right;
break;
default:
style.Alignment = NPOI.SS.UserModel.HorizontalAlignment.Left;
break;
}
switch (cs.LineAlignment) //垂直
{
case StringAlignment.Center:
style.VerticalAlignment = VerticalAlignment.Center;
break;
case StringAlignment.Far:
style.VerticalAlignment = VerticalAlignment.Bottom;
break;
default:
style.VerticalAlignment = VerticalAlignment.Top;
break;
}
//字体 //判断了自动缩小
double fontSize = cs.AdjustSize == I3AdjustSize.缩小内容 && cellData.HasCalFontSize ? (double)cellData.CalFontSize : (double)cs.FontSize;
var fontHash = string.Format("{0}{1}{2}{3}", cs.FontName, fontSize, cs.FontColor.ToArgb(), cs.FontStyle).GetHashCode().ToString();
if (fontDic.ContainsKey(fontHash))
{
style.SetFont(fontDic[fontHash]);
}
else
{
IFont font = workbook.CreateFont();
font.FontName = cs.FontName;
fontSize = fontSize * (double)10 / (double)13;
//fontSize = cs.FontSize * (double)72 / (double)96;
font.FontHeightInPoints = (short)fontSize;
style.SetFont(font);
fontDic.Add(fontHash, font);
}
//自动换行
style.WrapText = cs.WordWrap || hasReturnInText;
//锁定
style.IsLocked = cellData.Lock;
return(style);
}
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);
}
}
public virtual RectangleF DrawContent(Graphics g, float scale, I3ReportData reportData, I3ReportCell cell, RectangleF rect, I3ReportCellStyle style, I3PrintArea area, bool draw)
{
string text = GetText(cell, area);
if (string.IsNullOrEmpty(text))
{
return(RectangleF.Empty);
}
StringFormat sf = GetStringFormat(cell, style);
//TextFormatFlags ff = GetTextFormatFlags(cell, style);
Brush brush = new SolidBrush(style.FontColor);
Font font = GetFont(scale, cell, style);
string[] strs = text.Split(new string[] { NewLineFlag }, StringSplitOptions.None);
try
{
//先计算正常位置
RectangleF rr = RectangleF.Empty;
List <RectangleF> rectList = new List <RectangleF>();
float startY = float.MaxValue; //上线
float endY = float.MinValue; //下线
foreach (string str in strs)
{
#region 计算文本绘制区域
SizeF sizeF = g.MeasureString(str, font, (int)rect.Width, sf);
//Size sizeF = TextRenderer.MeasureText(g, str, font, new Size((int)rect.Width, 200), ff);
RectangleF r = new RectangleF(rect.X, rect.Y, rect.Width, rect.Height);
if (style.Alignment == StringAlignment.Center)
{
r.X += r.Width / 2 - sizeF.Width / 2;
r.Width = sizeF.Width;
}
else if (style.Alignment == StringAlignment.Far)
{
r.X += r.Width - sizeF.Width;
r.Width = sizeF.Width;
}
else
{
r.Width = sizeF.Width;
}
if (style.LineAlignment == StringAlignment.Center)
{
r.Y += r.Height / 2 - sizeF.Height / 2;
r.Height = sizeF.Height;
}
else if (style.LineAlignment == StringAlignment.Far)
{
r.Y += r.Height - sizeF.Height;
r.Height = sizeF.Height;
}
else
{
r.Height = sizeF.Height;
}
#endregion
#region 居中或居下时的处理
if (style.LineAlignment == StringAlignment.Center)
{
//下面会有一点空白区域，下移以便于达到真正的垂直居中
//RectangleF stringRect = new RectangleF(r.X, r.Y + r.Height * 0.1F, r.Width, sizeF.Height);
//r = stringRect;
//2017.10.09 调整了一下偏移量，不然自动换行时，上面有间距而下面没有
RectangleF stringRect = new RectangleF(r.X, r.Y + r.Height * 0.05F, r.Width, sizeF.Height);
r = stringRect;
}
else if (style.LineAlignment == StringAlignment.Far)
{
//下面会有一点空白区域，下移以便于达到真正的垂直居下
RectangleF stringRect = new RectangleF(r.X, r.Y + r.Height * 0.2F, r.Width, r.Height);
r = stringRect;
}
#endregion
rectList.Add(r);
startY = Math.Min(startY, r.Y);
endY = Math.Max(endY, r.Y + r.Height);
}
float centerY = startY + (endY - startY) / 2;//中线
float stepY = endY - startY;
//再计算换行引起的位置偏移
int i = -1;
foreach (string str in strs)
{
i++;
RectangleF r = rectList[i];
#region 换行位置调整
if (strs.Length > 0) //有多行才做调整
{
if (style.LineAlignment == StringAlignment.Center) //居中
{
float totalHeight = strs.Length * stepY;
float totalStartY = centerY - totalHeight / 2;
r.Y = totalStartY + stepY * i;
}
else if (style.LineAlignment == StringAlignment.Far)//靠下
{
float thisEndY = endY - stepY * i;
r.Y = thisEndY - r.Height;
}
else//靠上
{
r.Y = startY + stepY * i;
}
}
#endregion
#region 绘制
if (draw && !r.IsEmpty)
{
ReportCellStringDrawingArgs e = new ReportCellStringDrawingArgs(g, str, font, brush, r, sf);
OnReportCellStringDrawing(e);
if (!e.Hand)
{
//try
//{
//用这句，有的电脑上会报错 A generic error occurred in GDI+.
g.DrawString(str, font, brush, r, sf);
//用这句，不报错了，但是放大缩小时，有的文字会不显示，而且参数不一样，估计输出结果可能也不一样
//Rectangle r2 = new Rectangle((int)Math.Ceiling(r.Left), (int)Math.Ceiling(r.Top), (int)Math.Ceiling(r.Width), (int)Math.Ceiling(r.Height));
//TextRenderer.DrawText(g, str, font, r2, style.FontColor, ff);
//}
//catch (Exception ex)
//{
// I3LocalLogUtil.Current.WriteExceptionLog("drawstring error", ex);
// I3LocalLogUtil.Current.WriteInfoLog(str);
// I3LocalLogUtil.Current.WriteInfoLog(font.ToString());
// I3LocalLogUtil.Current.WriteInfoLog(brush.ToString());
// I3LocalLogUtil.Current.WriteInfoLog(r.ToString());
// I3LocalLogUtil.Current.WriteInfoLog(sf.ToString());
// I3LocalLogUtil.Current.CompleteLog();
//}
}
}
#endregion
#region 相交区域处理
if (rr == RectangleF.Empty)
{
rr = r;
}
else
{
rr.Y = Math.Min(rr.Y, r.Y); //y取最小值
float yEnd = Math.Max(rr.Y + rr.Height, r.Y + r.Height); //yEnd取最大值
rr.Height = yEnd - rr.Y;
rr.X = Math.Min(rr.X, r.X); //x取最小值
float xEnd = Math.Max(rr.X + rr.Width, r.X + r.Width); //xEnd取最大值
rr.Width = xEnd - rr.X;
}
#endregion
}
return(rr);
}
finally
{
font.Dispose();
brush.Dispose();
sf.Dispose();
}
}
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);
}
}
public virtual void DrawCellBorder(Graphics g, float scale, I3ReportData reportData, I3ReportCell cell, RectangleF rect, I3ReportCellStyle style)
{
I3MergeRange range = cell.GetRange_Mode1(reportData);
if (range == null)
{
return;
}
if (cell.Row == range.StartRow)
{
#region 边框
if (style.TopBorder != null)
{
using (Brush brush = new SolidBrush(style.TopBorder.Color))
{
using (Pen pen = new Pen(brush))
{
//pen.Width = style.TopBorder.Width * scale; //缩放不影响边框
pen.Width = style.TopBorder.Width;
if (pen.Width > 0 && pen.Width < 1)
{
pen.Width = 1;
}
pen.Color = style.TopBorder.Color;
pen.DashStyle = style.TopBorder.Type;
g.DrawLine(pen, new PointF(rect.X, rect.Y), new PointF(rect.X + rect.Width, rect.Y));
}
}
}
#endregion
}
if (cell.Col == range.StartCol)
{
#region 左边框
if (style.LeftBorder != null)
{
using (Brush brush = new SolidBrush(style.LeftBorder.Color))
{
using (Pen pen = new Pen(brush))
{
//pen.Width = style.LeftBorder.Width * scale;
pen.Width = style.LeftBorder.Width;
if (pen.Width > 0 && pen.Width < 1)
{
pen.Width = 1;
}
pen.Color = style.LeftBorder.Color;
pen.DashStyle = style.LeftBorder.Type;
g.DrawLine(pen, new PointF(rect.X, rect.Y), new PointF(rect.X, rect.Y + rect.Height));
}
}
}
#endregion
}
if (cell.Row == range.EndRow)
{
#region 边框
if (style.BottomBorder != null)
{
using (Brush brush = new SolidBrush(style.BottomBorder.Color))
{
using (Pen pen = new Pen(brush))
{
//pen.Width = style.BottomBorder.Width * scale;
pen.Width = style.BottomBorder.Width;
if (pen.Width > 0 && pen.Width < 1)
{
pen.Width = 1;
}
pen.Color = style.BottomBorder.Color;
pen.DashStyle = style.BottomBorder.Type;
g.DrawLine(pen, new PointF(rect.X, rect.Y + rect.Height), new PointF(rect.X + rect.Width, rect.Y + rect.Height));
}
}
}
#endregion
}
//if (cell.Col == range.EndCol)
//如果是除边框空白列外最右侧的列，强制画右边框线（要求表格4周都有单位1的空白行列）
if (range.EndCol == reportData.Cols[reportData.Cols.Length - 1].Col - 1)
{
#region 右边框
if (style.RightBorder != null)
{
using (Brush brush = new SolidBrush(style.RightBorder.Color))
{
using (Pen pen = new Pen(brush))
{
//pen.Width = style.RightBorder.Width * scale;
pen.Width = style.RightBorder.Width;
if (pen.Width > 0 && pen.Width < 1)
{
pen.Width = 1;
}
pen.Color = style.RightBorder.Color;
pen.DashStyle = style.RightBorder.Type;
g.DrawLine(pen, new PointF(rect.X + rect.Width, rect.Y), new PointF(rect.X + rect.Width, rect.Y + rect.Height));
}
}
}
#endregion
}
}
/// <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);
}
}
public virtual void AdjustCellSize(int width, int height, SizeF needSizeF, I3ReportCellStyle style, I3ReportCell cell, I3MergeRange range, I3ReportData reportData, bool prepareNarrow)
{
int fontSize = style.FontSize == 0 ? 13 : style.FontSize; //字体默认值13像素
if (needSizeF.Width > width || needSizeF.Height > height)
{
switch (style.AdjustSize)
{
case I3AdjustSize.扩大单元格:
#region 扩大单元格
if (needSizeF.Width > width)
{
needSizeF.Width += 4F; //加大一点
float pro = needSizeF.Width / width;
for (int i = range.StartCol; i <= range.EndCol; i++)
{
reportData.Cols[i].Width = (int)(reportData.Cols[i].Width * pro);
}
}
if (needSizeF.Height > height)
{
float pro = needSizeF.Height / 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)
{
//换行时字号递减1进行测试 , 不换行时根据宽度
if (style.WordWrap)
{
if (needSizeF.Height > height)
{
float calFontSize = fontSize;
while (calFontSize > 5 && needSizeF.Height > height)
{
calFontSize--;
needSizeF = CalCellNeedSize(width, height, style, cell, calFontSize);
}
cell.CalFontSize = calFontSize;
cell.HasCalFontSize = true;
cell.StringTrimming = StringTrimming.None;
}
}
else
{
if (needSizeF.Width > width)
{
float pro2 = width / needSizeF.Width;
float calFontSize = fontSize * pro2;
calFontSize = calFontSize > 5F ? calFontSize : 5F; //最小5号
cell.CalFontSize = calFontSize;
cell.StringTrimming = StringTrimming.None;
}
}
}
#endregion
break;
default:
#region 都不变
cell.StringTrimming = StringTrimming.None;
#endregion
break;
}
}
}
public virtual SizeF CalCellNeedSize(int orgWidth, int orgHeight, I3ReportCellStyle style, I3ReportCell cell)
{
float testFontSize = style.FontSize == 0 ? 13 : style.FontSize; //字体默认值13像素
return(CalCellNeedSize(orgWidth, orgHeight, style, cell, testFontSize));
}