protected void ProduceResponse(string title, Render.RenderContext ctx, Size tileSize,
int rot = 0, float translateX = 0, float translateY = 0,
bool transparent = false)
{
// New-style Options
// TODO: move to ParseOptions (maybe - requires options to be parsed after stylesheet creation?)
if (GetBoolOption("sscoords", defaultValue: false))
{
ctx.styles.hexCoordinateStyle = Stylesheet.HexCoordinateStyle.Subsector;
}
if (!GetBoolOption("routes", defaultValue: true))
{
ctx.styles.macroRoutes.visible = false;
ctx.styles.microRoutes.visible = false;
}
double devicePixelRatio = GetDoubleOption("dpr", 1);
if (Accepts(MediaTypeNames.Application.Pdf))
{
using (var document = new PdfDocument())
{
document.Version = 14; // 1.4 for opacity
document.Info.Title = title;
document.Info.Author = "Joshua Bell";
document.Info.Creator = "TravellerMap.com";
document.Info.Subject = DateTime.Now.ToString("F", CultureInfo.InvariantCulture);
document.Info.Keywords = "The Traveller game in all forms is owned by Far Future Enterprises. Copyright (C) 1977 - 2013 Far Future Enterprises. Traveller is a registered trademark of Far Future Enterprises.";
// TODO: Credits/Copyright
// This is close, but doesn't define the namespace correctly:
// document.Info.Elements.Add( new KeyValuePair<string, PdfItem>( "/photoshop/Copyright", new PdfString( "HelloWorld" ) ) );
PdfPage page = document.AddPage();
// NOTE: only PageUnit currently supported in XGraphics is Points
page.Width = XUnit.FromPoint(tileSize.Width);
page.Height = XUnit.FromPoint(tileSize.Height);
PdfSharp.Drawing.XGraphics gfx = PdfSharp.Drawing.XGraphics.FromPdfPage(page);
RenderToGraphics(ctx, rot, translateX, translateY, gfx);
using (var stream = new MemoryStream())
{
document.Save(stream, closeStream: false);
SetCommonResponseHeaders();
Response.ContentType = MediaTypeNames.Application.Pdf;
Response.AddHeader("content-length", stream.Length.ToString());
Response.AddHeader("content-disposition", "inline;filename=\"map.pdf\"");
Response.BinaryWrite(stream.ToArray());
Response.Flush();
stream.Close();
}
return;
}
}
using (var bitmap = new Bitmap((int)Math.Floor(tileSize.Width * devicePixelRatio), (int)Math.Floor(tileSize.Height * devicePixelRatio), PixelFormat.Format32bppArgb))
{
if (transparent)
{
bitmap.MakeTransparent();
}
using (var g = Graphics.FromImage(bitmap))
{
g.TextRenderingHint = System.Drawing.Text.TextRenderingHint.AntiAlias;
using (var graphics = XGraphics.FromGraphics(g, new XSize(tileSize.Width * devicePixelRatio, tileSize.Height * devicePixelRatio)))
{
if (devicePixelRatio != 0)
{
graphics.ScaleTransform(devicePixelRatio);
}
RenderToGraphics(ctx, rot, translateX, translateY, graphics);
}
}
SetCommonResponseHeaders();
BitmapResponse(ctx.styles, bitmap, transparent ? Util.MediaTypeName_Image_Png : null);
}
}
protected static void ProduceResponse(HttpContext context, ITypeAccepter accepter, string title, Render.RenderContext ctx, Size tileSize,
int rot = 0, float translateX = 0, float translateY = 0,
bool transparent = false, IDictionary<string, Object> queryDefaults = null)
{
// New-style Options
// TODO: move to ParseOptions (maybe - requires options to be parsed after stylesheet creation?)
if (HandlerBase.GetBoolOption(context.Request, "sscoords", queryDefaults: queryDefaults, defaultValue: false))
ctx.styles.hexCoordinateStyle = Stylesheet.HexCoordinateStyle.Subsector;
if (HandlerBase.GetBoolOption(context.Request, "allhexes", queryDefaults: queryDefaults, defaultValue: false))
ctx.styles.numberAllHexes = true;
if (!HandlerBase.GetBoolOption(context.Request, "routes", queryDefaults: queryDefaults, defaultValue: true))
{
ctx.styles.macroRoutes.visible = false;
ctx.styles.microRoutes.visible = false;
}
ctx.styles.dimUnofficialSectors = HandlerBase.GetBoolOption(context.Request, "dimunofficial", queryDefaults: queryDefaults, defaultValue: false);
double devicePixelRatio = HandlerBase.GetDoubleOption(context.Request, "dpr", defaultValue: 1, queryDefaults: queryDefaults);
if (devicePixelRatio <= 0)
devicePixelRatio = 1;
if (accepter.Accepts(context, MediaTypeNames.Application.Pdf))
{
using (var document = new PdfDocument())
{
document.Version = 14; // 1.4 for opacity
document.Info.Title = title;
document.Info.Author = "Joshua Bell";
document.Info.Creator = "TravellerMap.com";
document.Info.Subject = DateTime.Now.ToString("F", CultureInfo.InvariantCulture);
document.Info.Keywords = "The Traveller game in all forms is owned by Far Future Enterprises. Copyright (C) 1977 - 2015 Far Future Enterprises. Traveller is a registered trademark of Far Future Enterprises.";
// TODO: Credits/Copyright
// This is close, but doesn't define the namespace correctly:
// document.Info.Elements.Add( new KeyValuePair<string, PdfItem>( "/photoshop/Copyright", new PdfString( "HelloWorld" ) ) );
PdfPage page = document.AddPage();
// NOTE: only PageUnit currently supported in XGraphics is Points
page.Width = XUnit.FromPoint(tileSize.Width);
page.Height = XUnit.FromPoint(tileSize.Height);
PdfSharp.Drawing.XGraphics gfx = PdfSharp.Drawing.XGraphics.FromPdfPage(page);
RenderToGraphics(ctx, rot, translateX, translateY, gfx);
using (var stream = new MemoryStream())
{
document.Save(stream, closeStream: false);
context.Response.ContentType = MediaTypeNames.Application.Pdf;
context.Response.AddHeader("content-length", stream.Length.ToString());
context.Response.AddHeader("content-disposition", "inline;filename=\"map.pdf\"");
context.Response.BinaryWrite(stream.ToArray());
context.Response.Flush();
context.Response.Close();
}
return;
}
}
using (var bitmap = new Bitmap((int)Math.Floor(tileSize.Width * devicePixelRatio), (int)Math.Floor(tileSize.Height * devicePixelRatio), PixelFormat.Format32bppArgb))
{
if (transparent)
bitmap.MakeTransparent();
using (var g = Graphics.FromImage(bitmap))
{
g.TextRenderingHint = System.Drawing.Text.TextRenderingHint.ClearTypeGridFit;
using (var graphics = XGraphics.FromGraphics(g, new XSize(tileSize.Width * devicePixelRatio, tileSize.Height * devicePixelRatio)))
{
graphics.ScaleTransform(devicePixelRatio);
RenderToGraphics(ctx, rot, translateX, translateY, graphics);
}
}
bool dataURI = HandlerBase.GetBoolOption(context.Request, "datauri", queryDefaults: queryDefaults, defaultValue: false );
MemoryStream ms = null;
if (dataURI)
ms = new MemoryStream();
BitmapResponse(context.Response, dataURI ? ms : context.Response.OutputStream, ctx.styles, bitmap, transparent ? Util.MediaTypeName_Image_Png : null);
if (dataURI)
{
string contentType = context.Response.ContentType;
context.Response.ContentType = System.Net.Mime.MediaTypeNames.Text.Plain;
ms.Seek(0, SeekOrigin.Begin);
context.Response.Output.Write("data:");
context.Response.Output.Write(contentType);
context.Response.Output.Write(";base64,");
context.Response.Output.Flush();
byte[] buffer = new byte[4096];
System.Security.Cryptography.ICryptoTransform transform = new System.Security.Cryptography.ToBase64Transform();
using (System.Security.Cryptography.CryptoStream cs = new System.Security.Cryptography.CryptoStream(context.Response.OutputStream, transform, System.Security.Cryptography.CryptoStreamMode.Write))
{
int bytesRead;
while ((bytesRead = ms.Read(buffer, 0, buffer.Length)) > 0)
cs.Write(buffer, 0, bytesRead);
cs.FlushFinalBlock();
}
context.Response.OutputStream.Flush();
}
}
}
private static void RenderToGraphics(Render.RenderContext ctx, int rot, float translateX, float translateY, XGraphics graphics)
{
graphics.TranslateTransform(translateX, translateY);
graphics.RotateTransform(rot * 90);
using (Maps.Rendering.RenderUtil.SaveState(graphics))
{
if (ctx.clipPath != null)
{
XMatrix m = ctx.ImageSpaceToWorldSpace;
graphics.MultiplyTransform(m);
graphics.IntersectClip(ctx.clipPath);
m.Invert();
graphics.MultiplyTransform(m);
}
ctx.graphics = graphics;
Maps.Rendering.Render.RenderTile(ctx);
}
if (ctx.border && ctx.clipPath != null)
{
using (Maps.Rendering.RenderUtil.SaveState(graphics))
{
// Render border in world space
XMatrix m = ctx.ImageSpaceToWorldSpace;
graphics.MultiplyTransform(m);
XPen pen = new XPen(ctx.styles.imageBorderColor, 0.2f);
// PdfSharp can't ExcludeClip so we take advantage of the fact that we know
// the path starts on the left edge and proceeds clockwise. We extend the
// path with a counterclockwise border around it, then use that to exclude
// the original path's region for rendering the border.
ctx.clipPath.Flatten();
RectangleF bounds = PathUtil.Bounds(ctx.clipPath);
bounds.Inflate(2 * (float)pen.Width, 2 * (float)pen.Width);
List<byte> types = new List<byte>(ctx.clipPath.Internals.GdiPath.PathTypes);
List<PointF> points = new List<PointF>(ctx.clipPath.Internals.GdiPath.PathPoints);
PointF key = points[0];
points.Add(new PointF(bounds.Left, key.Y)); types.Add(1);
points.Add(new PointF(bounds.Left, bounds.Bottom)); types.Add(1);
points.Add(new PointF(bounds.Right, bounds.Bottom)); types.Add(1);
points.Add(new PointF(bounds.Right, bounds.Top)); types.Add(1);
points.Add(new PointF(bounds.Left, bounds.Top)); types.Add(1);
points.Add(new PointF(bounds.Left, key.Y)); types.Add(1);
points.Add(new PointF(key.X, key.Y)); types.Add(1);
XGraphicsPath path = new XGraphicsPath(points.ToArray(), types.ToArray(), XFillMode.Winding);
graphics.IntersectClip(path);
graphics.DrawPath(pen, ctx.clipPath);
}
}
}
protected void ProduceResponse(HttpContext context, string title, Render.RenderContext ctx, Size tileSize,
int rot = 0, float translateX = 0, float translateY = 0,
bool transparent = false)
{
ProduceResponse(context, this, title, ctx, tileSize, rot, translateX, translateY, transparent,
(context.Items["RouteData"] as System.Web.Routing.RouteData).Values);
}
