diff --git a/src/extension/internal/gdkpixbuf-input.cpp b/src/extension/internal/gdkpixbuf-input.cpp
index 64a099c8a42e3c673b89b3348936c0e4050d6174..47cde4a5acbffd5cff24b3294fe70d6bee253c7a 100644 (file)
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
+#include <glib/gprintf.h>
#include "document-private.h"
#include <dir-util.h>
+#include "extension/input.h"
#include "extension/system.h"
#include "gdkpixbuf-input.h"
#include "selection-chemistry.h"
namespace Extension {
namespace Internal {
+static std::set<Glib::ustring> create_lossy_set()
+{
+ std::set<Glib::ustring> lossy;
+ lossy.insert(".jpg");
+ lossy.insert(".jpeg");
+ return lossy;
+}
+
SPDocument *
-GdkpixbufInput::open(Inkscape::Extension::Input */*mod*/, char const *uri)
+GdkpixbufInput::open(Inkscape::Extension::Input *mod, char const *uri)
{
+ bool embed = !mod->get_param_bool("link");
SPDocument *doc = NULL;
GdkPixbuf *pb = Inkscape::IO::pixbuf_new_from_file( uri, NULL );
+ static std::set<Glib::ustring> lossy = create_lossy_set();
if (pb) { /* We are readable */
+ bool is_lossy;
+ Glib::ustring mime_type, ext;
+ Glib::ustring u = uri;
+ std::size_t dotpos = u.rfind('.');
+ if (dotpos != Glib::ustring::npos) {
+ ext = u.substr(dotpos, Glib::ustring::npos);
+ }
+
+ // HACK: replace with something better based on GIO
+ if (!ext.empty() && lossy.find(ext) != lossy.end()) {
+ is_lossy = true;
+ mime_type = "image/jpeg";
+ } else {
+ is_lossy = false;
+ mime_type = "image/png";
+ }
+
doc = sp_document_new(NULL, TRUE, TRUE);
bool saved = sp_document_get_undo_sensitive(doc);
sp_document_set_undo_sensitive(doc, false); // no need to undo in this temporary document
- Inkscape::XML::Node *repr = NULL;
-
double width = gdk_pixbuf_get_width(pb);
double height = gdk_pixbuf_get_height(pb);
gchar const *str = gdk_pixbuf_get_option( pb, "Inkscape::DpiX" );
- if ( str )
- {
+ if ( str ) {
gint dpi = atoi(str);
- if ( dpi > 0 && dpi != 72 )
- {
+ if ( dpi > 0 && dpi != 72 ) {
double scale = 72.0 / (double)dpi;
width *= scale;
}
}
str = gdk_pixbuf_get_option( pb, "Inkscape::DpiY" );
- if ( str )
- {
+ if ( str ) {
gint dpi = atoi(str);
- if ( dpi > 0 && dpi != 72 )
- {
+ if ( dpi > 0 && dpi != 72 ) {
double scale = 72.0 / (double)dpi;
height *= scale;
}
}
+ // Create image node
Inkscape::XML::Document *xml_doc = sp_document_repr_doc(doc);
- // import as <image>
- repr = xml_doc->createElement("svg:image");
-
- // convert filename to uri
- gchar* _uri = g_filename_to_uri(uri, NULL, NULL);
- if(_uri) {
- repr->setAttribute("xlink:href", _uri);
- g_free(_uri);
+ Inkscape::XML::Node *image_node = xml_doc->createElement("svg:image");
+ sp_repr_set_svg_double(image_node, "width", width);
+ sp_repr_set_svg_double(image_node, "height", height);
+
+ if (embed) {
+ // Save pixbuf as JPEG or PNG for embedding
+ gchar *data;
+ gsize length;
+ gdk_pixbuf_save_to_buffer(pb, &data, &length, is_lossy ? "jpeg" : "png", NULL, NULL);
+
+ // Save base64 encoded data in image node
+ // this formula taken from Glib docs
+ guint needed_size = length * 4 / 3 + length * 4 / (3 * 72) + 7;
+ needed_size += 5 + 8 + mime_type.size(); // 5 bytes for data:, 8 for ;base64,
+
+ gchar *buffer = (gchar *) g_malloc(needed_size), *buf_work = buffer;
+ buf_work += g_sprintf(buffer, "data:%s;base64,", mime_type.data());
+
+ gint state = 0, save = 0;
+ gsize written = 0;
+ written += g_base64_encode_step((guchar*) data, length, TRUE, buf_work, &state, &save);
+ written += g_base64_encode_close(TRUE, buf_work + written, &state, &save);
+ buf_work[written] = 0; // null terminate
+
+ image_node->setAttribute("xlink:href", buffer);
+ g_free(buffer);
} else {
- repr->setAttribute("xlink:href", uri);
+ // convert filename to uri
+ gchar* _uri = g_filename_to_uri(uri, NULL, NULL);
+ if(_uri) {
+ image_node->setAttribute("xlink:href", _uri);
+ g_free(_uri);
+ } else {
+ image_node->setAttribute("xlink:href", uri);
+ }
}
- /* impl: doc->base is currently NULL, so we can use uri for href whether it's absolute
- * or relative. The href will get rewritten by rebase_hrefs if by chance uri is relative
- * and doc gets saved to a different directory.
- *
- * We don't bother setting sodipodi:absref, as we assume it's never useful to have
- * sodipodi:absref with the same value as xlink:href, and rebase_hrefs will provide
- * sodipodi:absref values where necessary. */
-
- sp_repr_set_svg_double(repr, "width", width);
- sp_repr_set_svg_double(repr, "height", height);
-
- SP_DOCUMENT_ROOT(doc)->appendChildRepr(repr);
- Inkscape::GC::release(repr);
- gdk_pixbuf_unref(pb);
- //alter the canvas size to fit the image size
+
+ g_object_unref(pb);
+
+ // Add it to the current layer
+ SP_DOCUMENT_ROOT(doc)->appendChildRepr(image_node);
+ Inkscape::GC::release(image_node);
fit_canvas_to_drawing(doc);
// restore undo, as now this document may be shown to the user if a bitmap was opened
sp_document_set_undo_sensitive(doc, saved);
"<inkscape-extension xmlns=\"" INKSCAPE_EXTENSION_URI "\">\n"
"<name>" N_("%s GDK pixbuf Input") "</name>\n"
"<id>org.inkscape.input.gdkpixbuf.%s</id>\n"
+ "<param name=\"link\" gui-text=\""
+ N_("Link image (leave unchecked if in doubt)")
+ "\" type=\"boolean\">false</param>"
"<input>\n"
"<extension>.%s</extension>\n"
"<mimetype>%s</mimetype>\n"