From: Carlos Garcia Campos Date: Fri, 19 Jun 2009 16:52:18 +0000 (+0200) Subject: [pdf] Use a transparent surface and fill it in white after rendering X-Git-Tag: EVINCE_2_27_4~17 X-Git-Url: https://www.fi.muni.cz/~kas/git//home/kas/public_html/git/?a=commitdiff_plain;h=839ffed6b31077b8eec37858ee50cb438033f90d;p=evince.git [pdf] Use a transparent surface and fill it in white after rendering --- diff --git a/backend/pdf/ev-poppler.cc b/backend/pdf/ev-poppler.cc index 71f2da43..6ba82a6d 100644 --- a/backend/pdf/ev-poppler.cc +++ b/backend/pdf/ev-poppler.cc @@ -487,14 +487,17 @@ pdf_page_render (PopplerPage *page, #ifdef HAVE_POPPLER_PAGE_RENDER cairo_t *cr; - - surface = cairo_image_surface_create (CAIRO_FORMAT_RGB24, + cairo_pattern_t *pattern; + + surface = cairo_image_surface_create (CAIRO_FORMAT_ARGB32, width, height); - memset (cairo_image_surface_get_data (surface), 0xff, - cairo_image_surface_get_height (surface) * - cairo_image_surface_get_stride (surface)); - cr = cairo_create (surface); + + cairo_save (cr); + cairo_set_source_rgba (cr, 1., 1., 1., 0); + cairo_paint (cr); + cairo_restore (cr); + switch (rc->rotation) { case 90: cairo_translate (cr, width, 0); @@ -511,6 +514,13 @@ pdf_page_render (PopplerPage *page, cairo_scale (cr, rc->scale, rc->scale); cairo_rotate (cr, rc->rotation * G_PI / 180.0); poppler_page_render (page, cr); + + pattern = cairo_pattern_create_rgb (1., 1., 1.); + cairo_set_operator (cr, CAIRO_OPERATOR_DEST_OVER); + cairo_set_source (cr, pattern); + cairo_paint (cr); + + cairo_pattern_destroy (pattern); cairo_destroy (cr); #else /* HAVE_POPPLER_PAGE_RENDER */ GdkPixbuf *pixbuf;