diff options
Diffstat (limited to 'staging/xournal/poppler-api.patch')
-rw-r--r-- | staging/xournal/poppler-api.patch | 158 |
1 files changed, 158 insertions, 0 deletions
diff --git a/staging/xournal/poppler-api.patch b/staging/xournal/poppler-api.patch new file mode 100644 index 000000000..9e33c7feb --- /dev/null +++ b/staging/xournal/poppler-api.patch @@ -0,0 +1,158 @@ +diff -aur old/src/xo-file.c new/src/xo-file.c +--- old/src/xo-file.c 2009-09-29 09:36:05.000000000 +1000 ++++ new/src/xo-file.c 2011-10-06 03:11:17.307822836 +1100 +@@ -975,6 +975,140 @@ + g_free(req); + } + ++/* ++ * Copied from http://cgit.freedesktop.org/poppler/poppler/tree/glib/poppler-page.cc?h=poppler-0.16#n617 ++ * as a temporary workaround to poppler removing depreciated functions while we wait for ++ * upstream to rewrite against cairo ++ */ ++static void ++copy_cairo_surface_to_pixbuf (cairo_surface_t *surface, GdkPixbuf *pixbuf) ++{ ++ int cairo_width, cairo_height, cairo_rowstride; ++ unsigned char *pixbuf_data, *dst, *cairo_data; ++ int pixbuf_rowstride, pixbuf_n_channels; ++ unsigned int *src; ++ int x, y; ++ ++ cairo_width = cairo_image_surface_get_width (surface); ++ cairo_height = cairo_image_surface_get_height (surface); ++ cairo_rowstride = cairo_image_surface_get_stride (surface); ++ cairo_data = cairo_image_surface_get_data (surface); ++ ++ pixbuf_data = gdk_pixbuf_get_pixels (pixbuf); ++ pixbuf_rowstride = gdk_pixbuf_get_rowstride (pixbuf); ++ pixbuf_n_channels = gdk_pixbuf_get_n_channels (pixbuf); ++ ++ if (cairo_width > gdk_pixbuf_get_width (pixbuf)) ++ cairo_width = gdk_pixbuf_get_width (pixbuf); ++ if (cairo_height > gdk_pixbuf_get_height (pixbuf)) ++ cairo_height = gdk_pixbuf_get_height (pixbuf); ++ for (y = 0; y < cairo_height; y++) ++ { ++ src = (unsigned int *) (cairo_data + y * cairo_rowstride); ++ dst = pixbuf_data + y * pixbuf_rowstride; ++ for (x = 0; x < cairo_width; x++) ++ { ++ dst[0] = (*src >> 16) & 0xff; ++ dst[1] = (*src >> 8) & 0xff; ++ dst[2] = (*src >> 0) & 0xff; ++ if (pixbuf_n_channels == 4) ++ dst[3] = (*src >> 24) & 0xff; ++ dst += pixbuf_n_channels; ++ src++; ++ } ++ } ++} ++ ++static void ++_poppler_page_render_to_pixbuf (PopplerPage *page, ++ int src_x, int src_y, ++ int src_width, int src_height, ++ double scale, ++ int rotation, ++ gboolean printing, ++ GdkPixbuf *pixbuf) ++{ ++ cairo_t *cr; ++ cairo_surface_t *surface; ++ ++ surface = cairo_image_surface_create (CAIRO_FORMAT_ARGB32, ++ src_width, src_height); ++ cr = cairo_create (surface); ++ cairo_save (cr); ++ switch (rotation) { ++ case 90: ++ cairo_translate (cr, src_x + src_width, -src_y); ++ break; ++ case 180: ++ cairo_translate (cr, src_x + src_width, src_y + src_height); ++ break; ++ case 270: ++ cairo_translate (cr, -src_x, src_y + src_height); ++ break; ++ default: ++ cairo_translate (cr, -src_x, -src_y); ++ } ++ ++ if (scale != 1.0) ++ cairo_scale (cr, scale, scale); ++ ++ if (rotation != 0) ++ cairo_rotate (cr, rotation * G_PI / 180.0); ++ ++ if (printing) ++ poppler_page_render_for_printing (page, cr); ++ else ++ poppler_page_render (page, cr); ++ cairo_restore (cr); ++ ++ cairo_set_operator (cr, CAIRO_OPERATOR_DEST_OVER); ++ cairo_set_source_rgb (cr, 1., 1., 1.); ++ cairo_paint (cr); ++ ++ cairo_destroy (cr); ++ ++ copy_cairo_surface_to_pixbuf (surface, pixbuf); ++ cairo_surface_destroy (surface); ++} ++ ++/** ++ * poppler_page_render_to_pixbuf: ++ * @page: the page to render from ++ * @src_x: x coordinate of upper left corner ++ * @src_y: y coordinate of upper left corner ++ * @src_width: width of rectangle to render ++ * @src_height: height of rectangle to render ++ * @scale: scale specified as pixels per point ++ * @rotation: rotate the document by the specified degree ++ * @pixbuf: pixbuf to render into ++ * ++ * First scale the document to match the specified pixels per point, ++ * then render the rectangle given by the upper left corner at ++ * (src_x, src_y) and src_width and src_height. ++ * This function is for rendering a page that will be displayed. ++ * If you want to render a page that will be printed use ++ * poppler_page_render_to_pixbuf_for_printing() instead ++ * ++ * Deprecated: 0.16 ++ **/ ++void ++poppler_page_render_to_pixbuf (PopplerPage *page, ++ int src_x, int src_y, ++ int src_width, int src_height, ++ double scale, ++ int rotation, ++ GdkPixbuf *pixbuf) ++{ ++ g_return_if_fail (POPPLER_IS_PAGE (page)); ++ g_return_if_fail (scale > 0.0); ++ g_return_if_fail (pixbuf != NULL); ++ ++ _poppler_page_render_to_pixbuf (page, src_x, src_y, ++ src_width, src_height, ++ scale, rotation, ++ FALSE, ++ pixbuf); ++} + /* process a bg PDF request from the queue, and recurse */ + + gboolean bgpdf_scheduler_callback(gpointer data) +diff -aur old/src/xo-file.h new/src/xo-file.h +--- old/src/xo-file.h 2009-09-28 08:45:53.000000000 +1000 ++++ new/src/xo-file.h 2011-10-06 03:11:17.311156160 +1100 +@@ -36,3 +36,10 @@ + void init_config_default(void); + void load_config_from_file(void); + void save_config_to_file(void); ++ ++void poppler_page_render_to_pixbuf (PopplerPage *page, ++ int src_x, int src_y, ++ int src_width, int src_height, ++ double scale, ++ int rotation, ++ GdkPixbuf *pixbuf); |