/// <summary>
/// 生成显示图片的PictureBox
/// </summary>
/// <param name="type"></param>
/// <param name="exinfo"></param>
private void GenerateImagePictureBox(string type, ExportInfo exinfo = null)
{
GetExportInfoValue(exinfo);
PrintPreviewPictureBox PicBox = null;
try
{
switch (type)
{
case "image":
PicBox = new PrintPreviewImagePictureBox(PreviewControlPanel, exinfo);
break;
case "qrcode":
PicBox = new PrintPreviewQRCodePictureBox(PreviewControlPanel, exinfo);
break;
case "barcode":
PicBox = new PrintPreviewBarCodePictureBox(PreviewControlPanel, exinfo);
break;
case "background":
PicBox = new PrintPreviewBackgroundPictureBox(PreviewControlPanel, exinfo);
break;
}
PicBox.GeneratePictureBoxFillImage(exinfo);
}
finally
{
if (PicBox != null)
{
PicBox.Dispose();
}
}
}
/// <summary>
/// 从ExportInfo中获取控件信息内容
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="control"></param>
/// <param name="exinfo"></param>
public static void GetInfoFromExportInfo <T>(this T control, ExportInfo exinfo) where T : Control, IPrintPreviewControl
{
control.Font = exinfo.ForeFont;
control.ForeColor = exinfo.ForeColor;
control.BackColor = exinfo.BackColor;
control.Location = exinfo.Location;
}
/// <summary>
/// 增加打印纸张信息到XML文件
/// </summary>
/// <param name="xmldoc"></param>
/// <param name="root"></param>
private void AddPrintPaperInfoToXmlDocument(XmlDocument xmldoc, XmlElement root)
{
using (ExportInfo ei = new ExportInfo())
{
ei.AddNodeToXMLNode(xmldoc, root, "PrintPaper", new string[] { "PaperSizeName," + (cmb_PrintPaperSize.SelectedItem as PaperSize).PaperName, "Width," + PreviewControlPanel.Width, "Height," + PreviewControlPanel.Height });
}
}
/// <summary>
/// 从XML获取信息
/// </summary>
/// <param name="parent"></param>
/// <returns></returns>
public ExportInfo GetInfoFromXML(XmlElement parent)
{
ExportInfo retinfo = new ExportInfo();
try
{
retinfo.taginfo.Type = GetNodeValue(parent, "Taginfo", "Type");
retinfo.taginfo.Info = GetNodeValue(parent, "Taginfo", "Info");
retinfo.location.X = Convert.ToInt32(GetNodeValue(parent, "Location", "X"));
retinfo.location.Y = Convert.ToInt32(GetNodeValue(parent, "Location", "Y"));
retinfo.size.Width = Convert.ToInt32(GetNodeValue(parent, "Size", "Width"));
retinfo.size.Height = Convert.ToInt32(GetNodeValue(parent, "Size", "Height"));
string FontName = GetNodeValue(parent, "ForeFont", "Name");
FontStyle FontStyle = (FontStyle)Enum.Parse(typeof(FontStyle), GetNodeValue(parent, "ForeFont", "Style"));
float FontSize = (float)Convert.ToDouble(GetNodeValue(parent, "ForeFont", "Size"));
retinfo.foreFont = new Font(FontName, FontSize, FontStyle);
retinfo.foreColor = Color.FromName(GetNodeValue(parent, "ForeColor", "Name"));
retinfo.backColor = Color.FromName(GetNodeValue(parent, "BackColor", "Name"));
return(retinfo);
}
catch (Exception)
{
retinfo.Dispose();
return(null);
}
}
/// <summary>
/// 从ExportInfo中获取控件信息内容
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="control"></param>
/// <param name="exinfo"></param>
public static void GetInfoFromExportInfo <T>(this T control, ExportInfo exinfo) where T : Control, IPrintPreviewControl
{
control.ForeColor = exinfo.foreColor;
control.Font = exinfo.foreFont;
control.BackColor = exinfo.backColor;
control.PanelForm.SetShowStringText(exinfo.taginfo.Info);
control.PanelForm.SetWidthText(exinfo.size.Width.ToString());
control.PanelForm.SetHeightText(exinfo.size.Height.ToString());
control.Location = exinfo.location;
}
/// <summary>
/// 图片填充PictureBox
/// </summary>
/// <param name="exinfo"></param>
public override void GeneratePictureBoxFillImage(ExportInfo exinfo)
{
if (string.IsNullOrEmpty(exinfo.TagInfo.Info))
{
MessageBox.Show(this, "二维码内容不能为空");
return;
}
PicImage = GetQRCodeByZXingNet(exinfo.TagInfo.Info, BelongPanel.Width, BelongPanel.Height);
AddPictureBox(PicImage, exinfo);
}
/// <summary>
/// 图片填充PictureBox
/// </summary>
/// <param name="exinfo"></param>
public override void GeneratePictureBoxFillImage(ExportInfo exinfo = null)
{
if (String.IsNullOrEmpty(PanelForm.GetShowStringValue()))
{
MessageBox.Show(this, "条码内容不能为空！");
return;
}
PicImage = GetBarCodeByZXingNet(PanelForm.GetShowStringValue(), PanelForm.GetWidthValue(), PanelForm.GetHeightValue());
AddPictureBox(PicImage, new TagInfo("barcode", PanelForm.GetShowStringValue()));
}
/// <summary>
/// 添加PictureBox到Panel
/// </summary>
protected void AddPictureBox(Image img, ExportInfo exinfo)
{
PicBoxFillImage(img, exinfo);
if (ResetMode)
{
ResetMode = false;
}
else
{
AddControlEvent();
}
}
/// <summary>
/// 增加控件信息到XML文件
/// </summary>
/// <param name="xmldoc"></param>
/// <param name="c"></param>
private void AddControlInfoToXmlDocument(XmlDocument xmldoc, Control c)
{
using (ExportInfo exportinfo = new ExportInfo())
{
exportinfo.backColor = c.BackColor;
exportinfo.foreColor = c.ForeColor;
exportinfo.foreFont = c.Font;
exportinfo.location = c.Location;
exportinfo.size = c.Size;
exportinfo.taginfo = c.Tag as TagInfo;
exportinfo.AddIntoXMLDocument(ref xmldoc);
}
}
/// <summary>
/// 图片填充PictureBox
/// </summary>
/// <param name="exinfo"></param>
public override void GeneratePictureBoxFillImage(ExportInfo exinfo = null)
{
OpenFileDialog openFileDialog = null;
if (exinfo != null)
{
PicImage = Image.FromFile(exinfo.taginfo.Info);
PicImage = ZoomPicture(PicImage, PanelForm.GetWidthValue(), PanelForm.GetHeightValue());
}
else
{
openFileDialog = OpenFileDialogSelectImage();
}
AddPictureBox(PicImage, new TagInfo("image", openFileDialog.FileName));
}
/// <summary>
/// 填充控件信息
/// </summary>
private void PicBoxFillImage(Image img, ExportInfo exinfo)
{
if (exinfo.TagInfo.Type == "background")
{
SendToBack();
}
else
{
SizeMode = PictureBoxSizeMode.StretchImage;
Image = img;
BringToFront();
}
Size = Exinfo.Size;
Tag = exinfo.TagInfo.Info;
}
/// <summary>
/// 生成显示文本的Label控件
/// </summary>
/// <param name="exinfo"></param>
private void GeneratePrintPreviewLabel(ExportInfo exinfo = null)
{
GetExportInfoValue(exinfo);
PrintPreviewLabel previewLabel = null;
try
{
previewLabel = new PrintPreviewLabel(PreviewControlPanel, exinfo);
previewLabel.AddLabel();
}
finally
{
if (previewLabel != null)
{
previewLabel.Dispose();
}
}
}
/// <summary>
/// 生成显示图片的PictureBox
/// </summary>
private PrintPreviewPictureBox GenerateImagePictureBox(ExportInfo exinfo = null)
{
GetExportInfoValue(exinfo);
PrintPreviewPictureBox tempPicBox = null;
PrintPreviewPictureBox PicBox = null;
try
{
switch (exinfo.TagInfo.Type)
{
case "image":
tempPicBox = new PrintPreviewImagePictureBox(PreviewControlPanel, exinfo);
break;
case "qrcode":
tempPicBox = new PrintPreviewQRCodePictureBox(PreviewControlPanel, exinfo);
break;
case "barcode":
tempPicBox = new PrintPreviewBarCodePictureBox(PreviewControlPanel, exinfo);
break;
case "background":
tempPicBox = new PrintPreviewBackgroundPictureBox(PreviewControlPanel, exinfo);
break;
}
tempPicBox.Resize += new EventHandler(tempPreviewPicBox_Resize);
ShowExinfo(exinfo);
tempPicBox.GeneratePictureBoxFillImage(exinfo);
ControlDetail = string.Empty;
PicBox = tempPicBox;
tempPicBox = null;
}
finally
{
if (tempPicBox != null)
{
tempPicBox.Dispose();
}
}
return(PicBox);
}
public PrintPreviewLabel(Panel panel, ExportInfo exinfo = null)
: base()
{
try
{
BelongPanel = panel;
ExpandArray = new int[4];
MenuStrip = new ControlContextMenuStrip();
panel.Controls.Add(this);
Exinfo = exinfo;
if (Exinfo != null)
{
this.GetInfoFromExportInfo(Exinfo);
}
}
catch (Exception ex)
{
MessageBox.Show(this, ex.Message);
}
}
/// <summary>
/// 从XML文件中获取控件信息和打印信息
/// </summary>
/// <param name="xmldoc"></param>
/// <returns></returns>
private List <ExportInfo> GetXmlDocumentInfo(XmlDocument xmldoc)
{
XmlElement root = xmldoc.DocumentElement;
List <ExportInfo> exportlist = new List <ExportInfo>();
using (ExportInfo ei = new ExportInfo())
{
foreach (XmlNode node in root.ChildNodes)
{
if (node.Name != "PrintPaper")
{
exportlist.Add(ei.GetInfoFromXML(((XmlElement)node)));
}
}
cmb_PrintPaperSize.Text = ei.GetNodeValue(root, "PrintPaper", "PaperSizeName");
SetWidthText(ei.GetNodeValue(root, "PrintPaper", "Width"));
SetHeightText(ei.GetNodeValue(root, "PrintPaper", "Height"));
}
PreviewControlPanel.Size = new Size(GetWidthValue(), GetHeightValue());
return(exportlist);
}
public PrintPreviewPictureBox(Panel panel, ExportInfo exinfo = null)
: base()
{
try
{
BelongPanel = panel;
PanelForm = panel.Parent as PrintForm;
if (PanelForm == null)
{
throw new Exception("Can't get PanelForm.");
}
ExpandArray = new int[4];
MenuStrip = new ControlContextMenuStrip();
panel.Controls.Add(this);
}
catch (Exception ex)
{
MessageBox.Show(this, ex.Message);
}
if (exinfo != null)
{
this.GetInfoFromExportInfo(exinfo);
}
}
/// <summary>
/// 生成显示文本的Label控件
/// </summary>
private PrintPreviewLabel GeneratePrintPreviewLabel(ExportInfo exinfo = null)
{
GetExportInfoValue(exinfo);
PrintPreviewLabel tempPreviewLabel = null;
PrintPreviewLabel previewLabel = null;
try
{
tempPreviewLabel = new PrintPreviewLabel(PreviewControlPanel, exinfo);
ShowExinfo(exinfo);
tempPreviewLabel.AddLabel();
ControlDetail = string.Empty;
previewLabel = tempPreviewLabel;
tempPreviewLabel = null;
}
finally
{
if (tempPreviewLabel != null)
{
tempPreviewLabel.Dispose();
}
}
return(previewLabel);
}
public PrintPreviewQRCodePictureBox(Panel panel, ExportInfo exinfo)
: base(panel, exinfo)
{
}
public PrintPreviewBarCodePictureBox(Panel panel, ExportInfo exinfo = null) : base(panel, exinfo)
{
}
/// <summary>
/// 显示控件信息
/// </summary>
private void ShowExinfo(ExportInfo exinfo)
{
ControlDetail = exinfo.TagInfo.Info;
ControlWidth = exinfo.Size.Width;
ControlHeight = exinfo.Size.Height;
}
/// <summary> /// 获取图片填充PictureBox /// </summary> /// <param name="exinfo"></param> public abstract void GeneratePictureBoxFillImage(ExportInfo exinfo = null);
/// <summary>
/// 设置宽高和文本信息
/// </summary>
/// <param name="exinfo"></param>
private void GetExportInfoValue(ExportInfo exinfo)
{
exinfo.size.Width = GetWidthValue();
exinfo.size.Height = GetHeightValue();
exinfo.taginfo.Info = GetShowStringValue();
}
/// <summary>
/// 初始化成员对象
/// </summary>
private void InitMember()
{
_exinfo = new ExportInfo();
_printHelper = new PrintPreviewHelper(PreviewControlPanel);
}
/// <summary>
/// 设置宽高和文本信息
/// </summary>
private void GetExportInfoValue(ExportInfo exinfo)
{
exinfo.Size.Width = ControlWidth;
exinfo.Size.Height = ControlHeight;
exinfo.TagInfo.Info = ControlDetail;
}
/// <summary>
/// 设置PictureBox背景
/// </summary>
/// <param name="exinfo"></param>
public override void GeneratePictureBoxFillImage(ExportInfo exinfo)
{
AddPictureBox(null, exinfo);
}
public PrintPreviewBackgroundPictureBox(Panel panel, ExportInfo exinfo)
: base(panel, exinfo)
{
}
/// <summary>
/// 设置PictureBox背景
/// </summary>
/// <param name="exinfo"></param>
public override void GeneratePictureBoxFillImage(ExportInfo exinfo = null)
{
AddPictureBox(null, new TagInfo("background", BackColor.Name));
}
/// <summary>
/// 图片填充PictureBox
/// </summary>
/// <param name="exinfo"></param>
public override void GeneratePictureBoxFillImage(ExportInfo exinfo)
{
OpenFileDialog openFileDialog = OpenFileDialogSelectImage();
AddPictureBox(PicImage, exinfo);
}