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using System;
using System.Xml;
using System.Drawing;
namespace RemotePrint
{
public class Table : PrintElement
{
private XmlNode table;
public static int count = 0, pc = 1;
public Table(XmlNode Table)
{
table = Table;
}
public override bool Draw(Graphics g)
{
file://表格坐标
int tableX = int.Parse(table.Attributes["x"].InnerText);
int tableY = int.Parse(table.Attributes["y"].InnerText);
int x = tableX, y = tableY;
DrawTopLine(g, table);//画表格顶线
Pen pen = new Pen(Color.FromName(table.Attributes["bordercolor"].InnerText),
float.Parse(table.Attributes["border"].InnerText));
int trheight = 0;
file://表头
foreach(XmlNode tr in table["tablehead"].ChildNodes)
{
trheight = int.Parse(tr.Attributes["height"].InnerText);
DrawTR(x, y, tr, pen, g);
y += trheight;
}
file://表项
for(int i = 0; i ＜ int.Parse(table.Attributes["maxlines"].InnerText); i++)
{
XmlNode tr = table["tablebody"].ChildNodes[count];
trheight = int.Parse(tr.Attributes["height"].InnerText);
DrawTR(x, y, tr, pen, g);
y += trheight;
count++;
if(count == table["tablebody"].ChildNodes.Count)
break;
}
x = tableX;
file://表底
foreach(XmlNode tr in table["tablefoot"].ChildNodes)
{
trheight = int.Parse(tr.Attributes["height"].InnerText);
DrawTR(x, y, tr, pen, g);
y += trheight;
}
int currentpage = pc;
pc++;
bool hasPage = false;
if(count ＜ table["tablebody"].ChildNodes.Count - 1)
{
hasPage = true;//需要继续打印
}
else
{
count = 0;
pc = 1;
hasPage = false;//表格打印完毕
}
return hasPage;
}
private void DrawTopLine(Graphics g, XmlNode table)
{
Pen pen = new Pen(Color.FromName(table.Attributes["bordercolor"].InnerText),
float.Parse(table.Attributes["border"].InnerText));
int width = 0;
foreach(XmlNode td in table.FirstChild.FirstChild)
{
width += int.Parse(td.Attributes["width"].InnerText);
}
int x = int.Parse(table.Attributes["x"].InnerText);
int y = int.Parse(table.Attributes["y"].InnerText);
g.DrawLine(pen, x, y, x + width, y);
}
file://画表格行
private void DrawTR(int x, int y, XmlNode tr, Pen pen, Graphics g)
{
int height = int.Parse(tr.Attributes["height"].InnerText);
int width;
g.DrawLine(pen, x, y, x, y + height);//画左端线条
foreach(XmlNode td in tr)
{
width = int.Parse(td.Attributes["width"].InnerText);
DrawTD(x, y, width, height, td, g);
g.DrawLine(pen, x + width, y, x + width, y + height);//右线
g.DrawLine(pen, x, y + height, x + width, y + height);//底线
x += width;
}
}
file://画单元格
private void DrawTD(int x, int y, int width, int height, XmlNode td, Graphics g)
{
Brush brush = new SolidBrush(Color.FromName(td.Attributes["bgcolor"].InnerText));
g.FillRectangle(brush, x, y, width, height);
FontStyle style = FontStyle.Regular;
file://设置字体样式
if(td.Attributes["b"].InnerText == "true")
style |= FontStyle.Bold;
if(td.Attributes["i"].InnerText == "true")
style |= FontStyle.Italic;
if(td.Attributes["u"].InnerText == "true")
style |= FontStyle.Underline;
Font font = new Font(td.Attributes["fontname"].InnerText,
float.Parse(td.Attributes["fontsize"].InnerText), style);
brush = new SolidBrush(Color.FromName(td.Attributes["fontcolor"].InnerText));
StringFormat sf = new StringFormat();
file://设置对齐方式
switch(td.Attributes["align"].InnerText)
{
case "center":
sf.Alignment = StringAlignment.Center;
break;
case "right":
sf.Alignment = StringAlignment.Near;
break;
default:
sf.Alignment = StringAlignment.Far;
break;
}
sf.LineAlignment = StringAlignment.Center;
RectangleF rect = new RectangleF( (float)x, (float)y, (float)width, (float)height);
g.DrawString(td.InnerText, font, brush, rect, sf);
}
}
} |
