/// <summary>
/// Set printer size in cm
/// </summary>
/// <param name="printerWidth">Width of the printer head</param>
/// <param name="labelWidth">Size of the label (width)</param>
/// <param name="labelHeight">Size of the label (height)</param>
/// <param name="dpi">DPI of the screen</param>
public void SetLabelPrinterSizeCm(double printerWidth, double labelWidth, double labelHeight)
{
var dpiXProperty = typeof(SystemParameters).GetProperty("DpiX", BindingFlags.NonPublic | BindingFlags.Static);
int dpiX = (int)dpiXProperty.GetValue(null, null);
var dpiYProperty = typeof(SystemParameters).GetProperty("DpiY", BindingFlags.NonPublic | BindingFlags.Static);
int dpiY = (int)dpiXProperty.GetValue(null, null);
SetLabelPrinterSizePixel(UnitHelper.CmToPx(printerWidth, dpiX), UnitHelper.CmToPx(labelWidth, dpiX), UnitHelper.CmToPx(labelHeight, dpiY));
}
///<summary>
/// Render the control on a canvas
///</summary>
/// <param name="canvas">Canvas formular</param>
/// <param name="formular">Formular</param>
/// <param name="command">Command instance</param>
/// <param name="relative">Relative position</param>
/// <param name="dpi">DPI</param>
public override void Render(Canvas canvas, EPLFormular formular, EPLCommand command, Tuple <double, double> relative, int dpiX, int dpiY)
{
EPL.BarcodeCommand cmd = (EPL.BarcodeCommand)command;
BarcodeBase barcode = null;
switch (cmd.P4)
{
case "3":
barcode = new RadBarcode39();
break;
case "1A":
barcode = new RadBarcode128A();
break;
case "B":
barcode = new RadBarcode128B();
break;
case "C":
barcode = new RadBarcode128C();
break;
case "E80":
case "E82":
case "E85":
barcode = new RadBarcodeEAN8();
break;
case "E30":
case "E32":
case "E35":
barcode = new RadBarcodeEAN8();
break;
case "UA0":
barcode = new RadBarcodeUPCA();
break;
case "UE0":
barcode = new RadBarcodeUPCA();
break;
case "1":
default:
barcode = new RadBarcode128();
break;
}
if (barcode != null)
{
barcode.ToolTip = cmd.CommandName;
string displayText = cmd.Data ?? "--null--";
barcode.FontFamily = new FontFamily("Consolas");
if (displayText.StartsWith("\""))
{
displayText = displayText.Remove(0, 1);
}
if (displayText.EndsWith("\""))
{
displayText = displayText.Remove(displayText.Length - 1, 1);
}
barcode.Text = displayText;
// Set coordinates
int _x = 0;
int _y = 0;
if (int.TryParse(cmd.P1, out _x) && int.TryParse(cmd.P2, out _y))
{
var coord = UnitHelper.DotToPixel(8, _x, _y, dpiX, dpiY);
if (relative != null)
{
Canvas.SetLeft(barcode, coord.Item1 + relative.Item1);
Canvas.SetTop(barcode, coord.Item2 + relative.Item2);
}
else
{
Canvas.SetLeft(barcode, coord.Item1);
Canvas.SetTop(barcode, coord.Item2);
}
}
// Set height, default will be 70 dots
double bHeight = 70;
double.TryParse(cmd.P7, out bHeight);
barcode.Height = UnitHelper.DotToPixel(8, bHeight, dpiY) + 5;
switch (cmd.P3)
{
case "1":
barcode.LayoutTransform = new RotateTransform(90);
break;
case "2":
barcode.LayoutTransform = new RotateTransform(180);
break;
case "3":
barcode.LayoutTransform = new RotateTransform(270);
break;
}
//block.FontSize = PointsToPixels(12);
barcode.ShowText = true;
canvas.Children.Add(barcode);
barcode.Background = new SolidColorBrush(Colors.WhiteSmoke);
canvas.UpdateLayout();
barcode.UpdateLayout();
int narrowBarWide = 1;
if (int.TryParse(cmd.P5, out narrowBarWide))
{
barcode.Width = barcode.ActualWidth * narrowBarWide;
}
// Must be under the width calculation, because otherwise it did not work...
if (cmd.P8 != "B")
{
barcode.ShowText = false;
}
barcode.ShowChecksum = false;
}
}
///<summary>
/// Render the control on a canvas
///</summary>
/// <param name="canvas">Canvas formular</param>
/// <param name="formular">Formular</param>
/// <param name="command">Command instance</param>
/// <param name="relative">Relative position</param>
/// <param name="dpi">DPI</param>
public override void Render(Canvas canvas, EPLFormular formular, EPLCommand command, Tuple <double, double> relative, int dpiX, int dpiY)
{
EPL.TextCommand cmd = (EPL.TextCommand)command;
TextBlock block = new TextBlock();
block.FontFamily = new FontFamily("Consolas");
block.ToolTip = cmd.CommandName;
string displayText = cmd.Data ?? "--null--";
if (displayText.StartsWith("\""))
{
displayText = displayText.Remove(0, 1);
}
if (displayText.EndsWith("\""))
{
displayText = displayText.Remove(displayText.Length - 1, 1);
}
block.Text = displayText;
// Set coordinates
int _x = 0;
int _y = 0;
if (int.TryParse(cmd.P1, out _x) && int.TryParse(cmd.P2, out _y))
{
var coord = UnitHelper.DotToPixel(8, _x, _y, dpiX, dpiY);
if (relative != null)
{
Canvas.SetLeft(block, coord.Item1 + relative.Item1);
Canvas.SetTop(block, coord.Item2 + relative.Item2);
}
else
{
Canvas.SetLeft(block, coord.Item1);
Canvas.SetTop(block, coord.Item2);
}
}
switch (cmd.P3)
{
case "1":
block.LayoutTransform = new RotateTransform(90);
break;
case "2":
block.LayoutTransform = new RotateTransform(180);
break;
case "3":
block.LayoutTransform = new RotateTransform(270);
break;
}
//block.FontSize = PointsToPixels(12);
if (cmd.P7 == "R")
{
block.Foreground = new SolidColorBrush(Colors.White);
block.Background = new SolidColorBrush(Colors.Black);
}
canvas.Children.Add(block);
}
/// <summary>
/// Render the current EPL formular
/// </summary>
public void Render()
{
if (eplFormular == null)
{
eplFormular = new EPLFormular(this, editor.Text);
eplFormular.Processor = Processor;
}
errors.Clear();
eplFormular.Load(editor.Text);
textMarkerService.RemoveAll(m => true);
labelCanvas.Children.Clear();
renderGrid.Children.Clear();
renderGrid.Children.Add(labelCanvas);
generatedEPLEditor.Text = eplFormular.GetEPLCode();
// Render
var dpiXProperty = typeof(SystemParameters).GetProperty("DpiX", BindingFlags.NonPublic | BindingFlags.Static);
int dpiX = (int)dpiXProperty.GetValue(null, null);
var dpiYProperty = typeof(SystemParameters).GetProperty("DpiX", BindingFlags.NonPublic | BindingFlags.Static);
int dpiY = (int)dpiXProperty.GetValue(null, null);
Tuple <double, double> relativePosition = new Tuple <double, double>(0, 0);
Tuple <double, double> absoltePosition = new Tuple <double, double>(0, 0);
// Label size
double labelHeightPx = UnitHelper.CmToPx(1.9, dpiX);
double labelWidthPx = UnitHelper.CmToPx(5.7, dpiY);
double printerWidthPx = UnitHelper.CmToPx(10, dpiX);
foreach (var command in eplFormular.Commands)
{
if (command is RCommand)
{
double _x = 0;
double _y = 0;
if (double.TryParse((command as RCommand).P1, out _x) && double.TryParse((command as RCommand).P2, out _y))
{
relativePosition = new Tuple <double, double>(UnitHelper.DotToPixel(8, _x, dpiX), UnitHelper.DotToPixel(8, _y, dpiY));
absoltePosition = new Tuple <double, double>
(
relativePosition.Item1,
relativePosition.Item2 + 5
);
}
}
else if (command is LabelHeightCommand)
{
if (double.TryParse(((LabelHeightCommand)command).P1, out labelHeightPx))
{
labelHeightPx = UnitHelper.DotToPixel(8, (int)labelHeightPx, dpiY);
SetLabelPrinterSizePixel(printerWidthPx, labelHeightPx, labelWidthPx);
absoltePosition = new Tuple <double, double>
(
((printerWidthPx / 2) - (labelWidthPx / 2)),
relativePosition.Item2 + 5
);
}
}
else if (command is LabelWidthCommand)
{
if (double.TryParse(((LabelWidthCommand)command).P1, out labelWidthPx))
{
labelWidthPx = UnitHelper.DotToPixel(8, (int)labelWidthPx, dpiX);
SetLabelPrinterSizePixel(printerWidthPx, labelWidthPx, labelHeightPx);
absoltePosition = new Tuple <double, double>
(
((printerWidthPx / 2) - (labelWidthPx / 2)),
relativePosition.Item2 + 5
);
}
}
else
{
var uiFactory = UIControlFactory.Get(command.GetType());
if (uiFactory != null)
{
// Render on UI
uiFactory.Render(this.renderGrid, eplFormular, command, absoltePosition, dpiX, dpiY);
}
}
}
}