add ps support

binding.gyp

@@ -21,7 +21,7 @@
 				"<!(node -e \"require('nan')\")" 
 			],
 			"variables": {
-				"packages": "librsvg-2.0 cairo-png cairo-pdf cairo-svg",
+				"packages": "librsvg-2.0 cairo-png cairo-pdf cairo-ps cairo-svg",
 				"conditions": [
 					[ "OS!='win'", {
 						"libraries": "<!(<(pkg_env) pkg-config --libs-only-l <(packages))",
@@ -36,6 +36,7 @@
 				[ "OS!='mac' and OS!='win'", {
 					"cflags": [
 						"<@(cflags)",
+						"-fpermissive",
 						"-std=c++0x"
 					],
 					"ldflags": [

readme.md

@@ -4,6 +4,7 @@
 
  *  PNG
  *  PDF
+ *  PS
  *  SVG
  *  Raw memory buffer image
 

src/Enums.cc

@@ -21,6 +21,8 @@ render_format_t RenderFormatFromString(const char* formatString) {
 		return RENDER_FORMAT_JPEG;
 	} else if (std::strcmp(formatString, "pdf") == 0) {
 		return RENDER_FORMAT_PDF;
+	} else if (std::strcmp(formatString, "ps") == 0) {
+		return RENDER_FORMAT_PS;
 	} else if (std::strcmp(formatString, "svg") == 0) {
 		return RENDER_FORMAT_SVG;
 	} else if (std::strcmp(formatString, "vips") == 0) {
@@ -36,6 +38,7 @@ Handle<Value> RenderFormatToString(render_format_t format) {
 		format == RENDER_FORMAT_PNG ? "png" :
 		format == RENDER_FORMAT_JPEG ? "jpeg" :
 		format == RENDER_FORMAT_PDF ? "pdf" :
+		format == RENDER_FORMAT_PS ? "ps" :
 		format == RENDER_FORMAT_SVG ? "svg" :
 		format == RENDER_FORMAT_VIPS ? "vips" :
 		NULL;

src/Enums.h

@@ -12,8 +12,9 @@ typedef enum {
 	RENDER_FORMAT_PNG = 1,
 	RENDER_FORMAT_JPEG = 2,
 	RENDER_FORMAT_PDF = 3,
-	RENDER_FORMAT_SVG = 4,
-	RENDER_FORMAT_VIPS = 5
+	RENDER_FORMAT_PS = 4,
+	RENDER_FORMAT_SVG = 5,
+	RENDER_FORMAT_VIPS = 6
 } render_format_t;
 
 render_format_t RenderFormatFromString(const char* formatString);

src/Rsvg.cc

@@ -3,6 +3,7 @@
 #include "Enums.h"
 #include <node_buffer.h>
 #include <cairo-pdf.h>
+#include <cairo-ps.h>
 #include <cairo-svg.h>
 #include <string>
 #include <iostream>
@@ -82,15 +83,24 @@ NAN_METHOD(Rsvg::New) {
             gsize length = Buffer::Length(ARGVAR[0]);
 
             GError* error = NULL;
-            handle = rsvg_handle_new_from_data(buffer, length, &error);
-
+            //handle = rsvg_handle_new_from_data(buffer, length, &error);
+            handle = rsvg_handle_new_with_flags((RsvgHandleFlags)RSVG_HANDLE_FLAG_UNLIMITED+RSVG_HANDLE_FLAG_KEEP_IMAGE_DATA);
+            rsvg_handle_write(handle, buffer, length, &error);
+            if (error) {
+                Nan::ThrowError(error->message);
+                g_error_free(error);
+                return ARGVAR.GetReturnValue().Set(Nan::Undefined());
+            }
+            error = NULL;
+            rsvg_handle_close(handle, &error);
             if (error) {
                 Nan::ThrowError(error->message);
                 g_error_free(error);
                 return ARGVAR.GetReturnValue().Set(Nan::Undefined());
             }
+
         } else {
-            handle = rsvg_handle_new();
+            handle = rsvg_handle_new_with_flags((RsvgHandleFlags)RSVG_HANDLE_FLAG_UNLIMITED+RSVG_HANDLE_FLAG_KEEP_IMAGE_DATA);
         }
         // Error handling.
         if (!handle) {
@@ -313,7 +323,8 @@ NAN_METHOD(Rsvg::Render) {
         return ARGVAR.GetReturnValue().Set(Nan::Undefined());
     } else if (
             renderFormat == RENDER_FORMAT_SVG ||
-            renderFormat == RENDER_FORMAT_PDF) {
+            renderFormat == RENDER_FORMAT_PDF ||
+            renderFormat == RENDER_FORMAT_PS) {
         pixelFormat = CAIRO_FORMAT_INVALID;
     } else if (renderFormat == RENDER_FORMAT_VIPS) {
         Nan::ThrowError("Format not supported: VIPS");
@@ -369,6 +380,8 @@ NAN_METHOD(Rsvg::Render) {
 #if CAIRO_VERSION >= CAIRO_VERSION_ENCODE(1, 10, 0)
         cairo_pdf_surface_restrict_to_version(surface, CAIRO_PDF_VERSION_1_4);
 #endif
+    }  else if (renderFormat == RENDER_FORMAT_PS) {
+        surface = cairo_ps_surface_create_for_stream(GetDataChunks, &data, width, height);
     } else {
         surface = cairo_image_surface_create(pixelFormat, width, height);
     }