/// <summary>
/// 取得打印比例坐标转换参数
/// </summary>
private STYLE_CONVERT GetStyleConvert()
{
STYLE_CONVERT style = new STYLE_CONVERT();
Graphics g = Application.OpenForms[0].CreateGraphics();
style.xPixPermm = g.DpiX / 254.0f; //每0.1mm对应屏幕上的点数，用于计算偏移量
style.yPixPermm = g.DpiY / 254.0f;
style.xScrDPIDiff = g.DpiX / 96.0f; // 等于1
style.yScrDPIDiff = g.DpiY / 96.0f;
style.fDPIX = g.DpiX; //屏幕DPI
style.fDPIY = g.DpiY;
g.Dispose();
return(style);
}
public bool Print(Graphics g)
{
g.PageUnit = GraphicsUnit.Pixel;
g.SmoothingMode = SmoothingMode.HighQuality;
g.PixelOffsetMode = PixelOffsetMode.HighQuality;
STYLE_CONVERT style = GetStyleConvert();
float xPixPerIn = g.DpiX / style.fDPIX; // 打印机DPI/屏幕DPI
float yPixPerIn = g.DpiY / style.fDPIY;
float iTopOffset = 0; //自动调整位置的偏移量 对应屏幕DPI
Control ctrl = pcbFormBack;
//int iLeft = _PageDisplayForm.LeftMarign;
//int iTop = _PageDisplayForm.TopMarign;
//int iWidth = _PageDisplayForm.PageWidth;
//int iHeight = _PageDisplayForm.PageHeight;
Pen p = new Pen(Color.Black, 1f);
RectangleF rectBound = new RectangleF();
SolidBrush foreBrush = new SolidBrush(Color.Black);
g.TextRenderingHint = System.Drawing.Text.TextRenderingHint.AntiAlias;
foreach (Control item in ctrl.Controls)
{
if (item.Visible)
{
Font regularFont = new Font("宋体", item.Font.Size);//item.Font;
StringFormat strFormat = new StringFormat();
strFormat.Alignment = StringAlignment.Near;
strFormat.LineAlignment = StringAlignment.Near;
Form_POS sobj = new Form_POS();
//原来存的值为去掉边界后的像素值，边界单位为0.1mm
sobj.Pos_Left = item.Left * style.xScrDPIDiff;
sobj.Pos_Top = item.Top * style.yScrDPIDiff;
sobj.Pos_Right = item.Right * style.xScrDPIDiff;
sobj.Pos_Bottom = item.Bottom * style.yScrDPIDiff;
//坐标变换到屏幕位置, 自动调整尺寸是需要加上iTopOffset
//sobj.Pos_Top += _PageDisplayForm.TopMarign * style.yPixPermm + iTopOffset;
//sobj.Pos_Bottom += _PageDisplayForm.TopMarign * style.yPixPermm + iTopOffset;
//sobj.Pos_Left += _PageDisplayForm.LeftMarign * style.xPixPermm;
//sobj.Pos_Right += _PageDisplayForm.LeftMarign * style.xPixPermm;
//由屏幕位置变换到打印机位置
sobj.Pos_Top = sobj.Pos_Top * yPixPerIn;
sobj.Pos_Bottom = sobj.Pos_Bottom * yPixPerIn;
sobj.Pos_Left = sobj.Pos_Left * xPixPerIn;
sobj.Pos_Right = sobj.Pos_Right * xPixPerIn;
rectBound.X = sobj.Pos_Left;
rectBound.Y = sobj.Pos_Top;
rectBound.Width = sobj.Width();
rectBound.Height = sobj.Height();
#region SingleLine
if (item is SingleLineX || item is SingleLineY)
{
g.FillRectangle(foreBrush, rectBound);
}
#endregion
#region Label
else if (item is Label)
{
Label objItem = item as Label;
if (objItem.TextAlign == ContentAlignment.MiddleCenter)
{
strFormat.Alignment = StringAlignment.Center;
strFormat.LineAlignment = StringAlignment.Center;
}
else
{
strFormat.Alignment = StringAlignment.Near;
strFormat.LineAlignment = StringAlignment.Center;
}
g.DrawString(objItem.Text, GetFont(objItem.Size, objItem.Text, regularFont), foreBrush, rectBound, strFormat);
}
#endregion
#region DateTimePicker
else if (item is DateTimePicker)
{
DateTimePicker objItem = item as DateTimePicker;
strFormat.Alignment = StringAlignment.Near;
strFormat.LineAlignment = StringAlignment.Center;
g.DrawString(objItem.Value.ToString(objItem.CustomFormat), regularFont,
new SolidBrush(objItem.ForeColor), rectBound, strFormat);
}
#endregion
#region TextBox
else if (item is TextBox)
{
TextBox objItem = item as TextBox;
if (objItem.Visible)
{
if (objItem.TextAlign == HorizontalAlignment.Center)
{
strFormat.Alignment = StringAlignment.Center;
}
else if (objItem.TextAlign == HorizontalAlignment.Left)
{
strFormat.Alignment = StringAlignment.Near;
}
else
{
strFormat.Alignment = StringAlignment.Far;
}
strFormat.LineAlignment = StringAlignment.Center;
g.DrawString(objItem.Text, GetFont(objItem.Size, objItem.Text, regularFont),
new SolidBrush(objItem.ForeColor), rectBound, strFormat);
}
}
#endregion
#region CheckBox
else if (item is CheckBox)
{
CheckBox objItem = item as CheckBox;
if (objItem.Checked)
{
strFormat.Alignment = StringAlignment.Center;
strFormat.LineAlignment = StringAlignment.Center;
g.DrawString("√", regularFont, new SolidBrush(objItem.ForeColor), rectBound, strFormat);
}
g.DrawString(objItem.Text, GetFont(objItem.Size, objItem.Text, regularFont),
new SolidBrush(objItem.ForeColor), rectBound, strFormat);
}
#endregion
#region radioButton
else if (item is RadioButton)
{
RadioButton objItem = item as RadioButton;
if (objItem.Checked)
{
strFormat.Alignment = StringAlignment.Center;
strFormat.LineAlignment = StringAlignment.Center;
g.DrawString("√", regularFont, new SolidBrush(objItem.ForeColor), rectBound, strFormat);
}
g.DrawString(objItem.Text, GetFont(objItem.Size, objItem.Text, regularFont),
new SolidBrush(objItem.ForeColor), rectBound, strFormat);
}
#endregion
}
}
return(true);
}
