void initializeGraphics()
{
try
{
graphics = Graphics.FromHwnd(panel1.Handle);
// load some predefined rendering module (may be also "WinDirectX" or "WinOpenGL")
using (GsModule gsModule = (GsModule)SystemObjects.DynamicLinker.LoadModule("WinGDI.txv", false, true))
{
// create graphics device
using (Teigha.GraphicsSystem.Device graphichsDevice = gsModule.CreateDevice())
{
// setup device properties
using (Dictionary props = graphichsDevice.Properties)
{
if (props.Contains("WindowHWND")) // Check if property is supported
{
props.AtPut("WindowHWND", new RxVariant((Int32)panel1.Handle)); // hWnd necessary for DirectX device
}
if (props.Contains("WindowHDC")) // Check if property is supported
{
props.AtPut("WindowHDC", new RxVariant(graphics.GetHdc())); // hWindowDC necessary for Bitmap device
}
if (props.Contains("DoubleBufferEnabled")) // Check if property is supported
{
props.AtPut("DoubleBufferEnabled", new RxVariant(true));
}
if (props.Contains("EnableSoftwareHLR")) // Check if property is supported
{
props.AtPut("EnableSoftwareHLR", new RxVariant(true));
}
if (props.Contains("DiscardBackFaces")) // Check if property is supported
{
props.AtPut("DiscardBackFaces", new RxVariant(true));
}
}
// setup paperspace viewports or tiles
ContextForDbDatabase ctx = new ContextForDbDatabase(database);
ctx.UseGsModel = true;
helperDevice = LayoutHelperDevice.SetupActiveLayoutViews(graphichsDevice, ctx);
Aux.preparePlotstyles(database, ctx);
gripManager.init(helperDevice, helperDevice.Model, database);
//helperDevice.ActiveView.Mode = Teigha.GraphicsSystem.RenderMode.HiddenLine;
}
}
// set palette
helperDevice.SetLogicalPalette(Device.DarkPalette);
// set output extents
resize();
helperDevice.Model.Invalidate(InvalidationHint.kInvalidateAll);
}
catch (System.Exception ex)
{
MessageBox.Show(ex.ToString());
}
}
public static void SVG_export(Database database)
{
SaveFileDialog sfd = new SaveFileDialog();
sfd.AddExtension = true;
sfd.DefaultExt = "svg";
sfd.Filter = "SVG files (*.svg)|*.svg";
if (sfd.ShowDialog() == DialogResult.OK)
{
// SVG export is a rendering device too
using (GsModule gsModule = (GsModule)SystemObjects.DynamicLinker.LoadModule("TD_SvgExport.tx", false, true))
{
if (gsModule == null) // if SVG export module is not found
{
return;
}
// create graphics device
using (Teigha.GraphicsSystem.Device dev = gsModule.CreateDevice())
{
using (FileStreamBuf outStr = new FileStreamBuf(sfd.FileName, false, FileShareMode.DenyWrite, FileCreationDisposition.CreateAlways))
{
// setup device properties
using (Dictionary props = dev.Properties)
{
// SVG export uses stream output
props.AtPut("Output", outStr);
// lines may look thin - may be scaled
props.AtPut("LineWeightScale", new RxVariant(1.0));
// number of digits after decimal point in the output file
props.AtPut("Precision", new RxVariant(6));
// place to put images (may be relative path)
props.AtPut("ImageBase", new RxVariant(System.IO.Path.GetDirectoryName(sfd.FileName)));
// missing font
props.AtPut("GenericFontFamily", new RxVariant("sans-serif"));
// software HLR engine enabled
props.AtPut("UseHLR", new RxVariant(true));
// whether to use blended gradients for complex gradient fill (may increase size)
props.AtPut("EnableGouraudShading", new RxVariant(true));
}
dev.SetLogicalPalette(Device.LightPalette); // light palette with white background
ContextForDbDatabase ctx = new ContextForDbDatabase(database);
ctx.SetPlotGeneration(true);
LayoutHelperDevice hd = LayoutHelperDevice.SetupActiveLayoutViews(dev, ctx);
// size is SVG viewbox
hd.OnSize(new System.Drawing.Rectangle(0, 0, 1024, 768));
hd.Update();
}
}
}
}
}
private void button1_Click(object sender, EventArgs e)
{
if (DialogResult.OK == openFileDialog.ShowDialog())
{
using (GsModule gsModule = (GsModule)SystemObjects.DynamicLinker.LoadModule("WinDirectX.txv", false, true))
{
// create graphics device
using (Teigha.GraphicsSystem.Device dev = gsModule.CreateBitmapDevice())
{
// setup device properties
using (Dictionary props = dev.Properties)
{
props.AtPut("BitPerPixel", new RxVariant(int.Parse(comboBox1.Text)));
}
ContextForDbDatabase ctx = new ContextForDbDatabase(database);
ctx.PaletteBackground = colorDialog.Color;
LayoutHelperDevice helperDevice = LayoutHelperDevice.SetupActiveLayoutViews(dev, ctx);
helperDevice.SetLogicalPalette(Device.LightPalette); // light palette
Rectangle rect = new Rectangle(0, 0, (int)numericUpDownWidth.Value, (int)numericUpDownHeight.Value);
helperDevice.OnSize(rect);
ctx.SetPlotGeneration(checkBoxPlotGeneration.Checked);
if (ctx.IsPlotGeneration)
{
helperDevice.BackgroundColor = colorDialog.Color;
}
else
{
helperDevice.BackgroundColor = Color.FromArgb(0, 173, 174, 173);
}
helperDevice.Update();
if (DialogResult.OK == saveFileDialog.ShowDialog())
{
Export_Import.ExportBitmap(helperDevice, saveFileDialog.FileName);
Close();
}
}
}
}
}
public void Print(Database db, Teigha.GraphicsSystem.View pView, bool bPreview)
{
database = db;
pViewDr = pView;
ObjectId idLayout = database.CurrentSpaceId;
using (BlockTableRecord btr = (BlockTableRecord)database.CurrentSpaceId.GetObject(OpenMode.ForRead))
{
using (Layout pLayout = (Layout)btr.LayoutId.GetObject(OpenMode.ForRead))
{
PrintDocument prDoc = new PrintDocument();
prDoc.PrintPage += new PrintPageEventHandler(this.PrintPage);
prDoc.PrinterSettings.PrinterName = pLayout.PlotConfigurationName;
PageSettings pageSetting = prDoc.DefaultPageSettings;
PlotRotation rotation = pLayout.PlotRotation;
if (rotation == PlotRotation.Degrees090 || rotation == PlotRotation.Degrees270)
{
pageSetting.Landscape = true;
}
else
{
pageSetting.Landscape = false;
}
Double kMmPerInch = 10 / 2.54;
Point2d ptPaperSize = pLayout.PlotPaperSize;
PaperSize ps = new PaperSize(pLayout.CanonicalMediaName, (int)(ptPaperSize.X * kMmPerInch), (int)(ptPaperSize.Y * kMmPerInch));
pageSetting.PaperSize = ps;
//default as OdaMfc
pageSetting.Margins.Left = 0;
pageSetting.Margins.Right = 0;
pageSetting.Margins.Top = 0;
pageSetting.Margins.Bottom = 0;
prDoc.DefaultPageSettings = pageSetting;
if (prDoc.PrinterSettings.IsValid)
{
try
{ //WinGDI, WinOpenGL
using (GsModule gsModule = (GsModule)SystemObjects.DynamicLinker.LoadModule("WinGDI.txv", false, true))
{
using (Teigha.GraphicsSystem.Device graphichsDevice = gsModule.CreateDevice())
{
using (ContextForDbDatabase ctx = new ContextForDbDatabase(database))
{
ctx.SetPlotGeneration(true);
ctx.UseGsModel = true;
m_pPrinterDevice = LayoutHelperDevice.SetupActiveLayoutViews(graphichsDevice, ctx);
m_pPrinterDevice.BackgroundColor = Color.FromArgb(0, 255, 255, 255);
m_pPrinterDevice.SetLogicalPalette(Device.LightPalette);
Aux.preparePlotstyles(database, ctx);
}
}
}
}
catch (System.Exception ex)
{
MessageBox.Show(ex.ToString());
}
if (bPreview)
{
PrintPreviewDialog printPreviewDialog = new PrintPreviewDialog();
printPreviewDialog.Document = prDoc;
printPreviewDialog.ShowDialog();
}
else
{
prDoc.Print();
}
m_pPrinterDevice = null;
database = null;
pViewDr = null;
}
}
}
}
