Added data uri support. Closes #49

easy as pie now that we have .src=Buffer support

lib/image.js

@@ -12,9 +12,41 @@
 var Canvas = require('../build/default/canvas')
   , Image = Canvas.Image;
 
+/**
+ * Src setter.
+ *
+ *  - convert data uri to `Buffer`
+ *
+ * @param {String|Buffer} val filename, buffer, data uri
+ * @api public
+ */
+
+Image.prototype.__defineSetter__('src', function(val){
+  if ('string' == typeof val && 0 == val.indexOf('data:')) {
+    val = val.slice(val.indexOf(',') + 1);
+    this.source = new Buffer(val, 'base64');
+  } else {
+    this.source = val;
+  }
+});
+
+/**
+ * Src getter.
+ * 
+ * TODO: return buffer
+ * 
+ * @api public
+ */
+
+Image.prototype.__defineGetter__('src', function(){
+  return this.source;
+});
+
 /**
  * Inspect image.
  *
+ * TODO: indicate that the .src was a buffer, data uri etc
+ *
  * @return {String}
  * @api public
  */

src/Image.cc

@@ -51,7 +51,7 @@ Image::Initialize(Handle<Object> target) {
 
   // Prototype
   Local<ObjectTemplate> proto = constructor->PrototypeTemplate();
-  proto->SetAccessor(String::NewSymbol("src"), GetSrc, SetSrc);
+  proto->SetAccessor(String::NewSymbol("source"), GetSource, SetSource);
   proto->SetAccessor(String::NewSymbol("complete"), GetComplete);
   proto->SetAccessor(String::NewSymbol("width"), GetWidth);
   proto->SetAccessor(String::NewSymbol("height"), GetHeight);
@@ -109,7 +109,7 @@ Image::GetHeight(Local<String>, const AccessorInfo &info) {
  */
 
 Handle<Value>
-Image::GetSrc(Local<String>, const AccessorInfo &info) {
+Image::GetSource(Local<String>, const AccessorInfo &info) {
   HandleScope scope;
   Image *img = ObjectWrap::Unwrap<Image>(info.This());
   return scope.Close(String::New(img->filename ? img->filename : ""));
@@ -120,7 +120,7 @@ Image::GetSrc(Local<String>, const AccessorInfo &info) {
  */
 
 void
-Image::SetSrc(Local<String>, Local<Value> val, const AccessorInfo &info) {
+Image::SetSource(Local<String>, Local<Value> val, const AccessorInfo &info) {
   HandleScope scope;
   Image *img = ObjectWrap::Unwrap<Image>(info.This());
   cairo_status_t status = CAIRO_STATUS_READ_ERROR;

src/Image.h

@@ -19,13 +19,13 @@ class Image: public node::ObjectWrap {
     static Persistent<FunctionTemplate> constructor;
     static void Initialize(Handle<Object> target);
     static Handle<Value> New(const Arguments &args);
-    static Handle<Value> GetSrc(Local<String> prop, const AccessorInfo &info);
+    static Handle<Value> GetSource(Local<String> prop, const AccessorInfo &info);
     static Handle<Value> GetOnload(Local<String> prop, const AccessorInfo &info);
     static Handle<Value> GetOnerror(Local<String> prop, const AccessorInfo &info);
     static Handle<Value> GetComplete(Local<String> prop, const AccessorInfo &info);
     static Handle<Value> GetWidth(Local<String> prop, const AccessorInfo &info);
     static Handle<Value> GetHeight(Local<String> prop, const AccessorInfo &info);
-    static void SetSrc(Local<String> prop, Local<Value> val, const AccessorInfo &info);
+    static void SetSource(Local<String> prop, Local<Value> val, const AccessorInfo &info);
     static void SetOnload(Local<String> prop, Local<Value> val, const AccessorInfo &info);
     static void SetOnerror(Local<String> prop, Local<Value> val, const AccessorInfo &info);
     inline cairo_surface_t *surface(){ return _surface; }