public static PdfPCell instance(Image image)
{
var cell = new PdfPCell(image);
cell.setNoBorder();
cell.setPadding(UIPadding.instanceByPt(DEFAULT_CELL_PADDING));
cell.VerticalAlignment = Element.ALIGN_MIDDLE;
cell.HorizontalAlignment = Element.ALIGN_CENTER;
cell.BackgroundColor = BaseColor.White;
return(cell);
}
public static PdfPCell instance(string content, Font font)
{
return(instance(content, font, UIPadding.instanceByPt(DEFAULT_CELL_PADDING)));
}
public static PdfPCell instance(string content, float font_size)
{
return(instance(content, font_size, false, UIPadding.instanceByPt(DEFAULT_CELL_PADDING)));
}
public static string exportPDF(string file_path, string db_path)
{
PDFUnit pdf = null;
try
{
pdf = PDFUnit.create(file_path);
//标题
PdfPCell cell = PdfPCellUnit.instance("表结构说明", 20, true, UIPadding.instanceByPt(10));
cell.HorizontalAlignment = Element.ALIGN_CENTER;
pdf.main_table.AddCell(cell);
//版本号
DBInitDataConfig config = new DBInitDataConfig();
config.loadFrom(db_path);
cell = PdfPCellUnit.instance("当前版本号:" + config.CurrentDBVersion, 10);
cell.HorizontalAlignment = Element.ALIGN_CENTER;
pdf.main_table.AddCell(cell);
//各个表结构说明
List <DBTable> tables = new List <DBTable>();
try
{
string[] table_paths = Directory.GetFiles(db_path, "*.table");
foreach (string table_p in table_paths)
{
DBTable tb = DBTable.fromXmlFile(table_p);
if (tb.table_name != "")
{
tables.Add(tb);
}
}
}
catch { }
int index = 1;
Font fName = PDFFontUtil.instance(14, true);
Font fDesc = PDFFontUtil.instance(10);
Font fHeader = PDFFontUtil.instance(9, true);
Font fContent = PDFFontUtil.instance(9);
System.Drawing.Color borderColor = System.Drawing.Color.FromArgb(150, 150, 150);
foreach (DBTable dbt in tables)
{
cell = PdfPCellUnit.instance(index + ". " + dbt.table_name, fName);
pdf.main_table.AddCell(cell);
if (dbt.table_description != "")
{
cell = PdfPCellUnit.instance(dbt.table_description, fDesc);
pdf.main_table.AddCell(cell);
}
PdfPTable subtable = new PdfPTable(new float[] { 25f, 15f, 5f, 5f, 50f });
subtable.WidthPercentage = 100;
//表描述header
cell = PdfPCellUnit.instance("字段名", fHeader);
cell.setBorder(borderColor);
subtable.AddCell(cell);
cell = PdfPCellUnit.instance("字段类型", fHeader);
cell.setBorder(borderColor);
subtable.AddCell(cell);
cell = PdfPCellUnit.instance("主", fHeader);
cell.setBorder(borderColor);
cell.HorizontalAlignment = Element.ALIGN_CENTER;
subtable.AddCell(cell);
cell = PdfPCellUnit.instance("空", fHeader);
cell.setBorder(borderColor);
cell.HorizontalAlignment = Element.ALIGN_CENTER;
subtable.AddCell(cell);
cell = PdfPCellUnit.instance("说明", fHeader);
cell.setBorder(borderColor);
subtable.AddCell(cell);
//将子表插入文档(每行插入一次)
cell = new PdfPCell(subtable);
cell.setPadding(0);
pdf.main_table.AddCell(cell);
//列描述
Image img_checked = Image.GetInstance(global::wyk.db.tool.Properties.Resources.checkbox_checked, BaseColor.White);
img_checked.ScaleAbsolute(12, 12);
Image img_unchecked = Image.GetInstance(global::wyk.db.tool.Properties.Resources.checkbox_unchecked, BaseColor.White);
img_unchecked.ScaleAbsolute(12, 12);
foreach (DBColumn dbc in dbt.columns)
{
subtable = new PdfPTable(new float[] { 25f, 15f, 5f, 5f, 50f });
subtable.WidthPercentage = 100;
cell = PdfPCellUnit.instance(dbc.name, fContent);
cell.setBorder(borderColor);
subtable.AddCell(cell);
cell = PdfPCellUnit.instance(dbc.dataTypeForDB(DBType.SqlServer), fContent);
cell.setBorder(borderColor);
subtable.AddCell(cell);
cell = PdfPCellUnit.instance(dbc.is_primary ? img_checked : img_unchecked);
cell.setBorder(borderColor);
cell.HorizontalAlignment = Element.ALIGN_CENTER;
subtable.AddCell(cell);
cell = PdfPCellUnit.instance(dbc.allow_null ? img_checked : img_unchecked);
cell.setBorder(borderColor);
cell.HorizontalAlignment = Element.ALIGN_CENTER;
subtable.AddCell(cell);
cell = PdfPCellUnit.instance(dbc.data_description, fContent);
cell.setBorder(borderColor);
subtable.AddCell(cell);
//将子表插入文档(每行插入一次)
cell = new PdfPCell(subtable);
cell.setPadding(0);
pdf.main_table.AddCell(cell);
}
//插入个空行分隔
cell = PdfPCellUnit.instance();
pdf.main_table.AddCell(cell);
index++;
}
pdf.close();
return("");
}
catch (Exception ex) { return(ex.Message); }
finally
{
try { pdf.close(); } catch { }
}
}