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static cairo_surface_t *                                                                                                                                     pdf_document_render_surface (EvDocument      *document,                                                                                                                                   EvRenderContext *rc)                                                                                                            {                                                                                                                                                                    PdfDocument *pdf_document;                                                                                                                                   cairo_surface_t *surface;                                                                                                                                    double width_points, height_points;                                                                                                                          gint width, height;                                                                                                                                          cairo_t *cr;                                                                                                                                                                                                                                                                                                              pdf_document = PDF_DOCUMENT (document);                                                                                                                                                                                                                                                                                   set_rc_data (pdf_document, rc);                                                                                                                                                                                                                                                                                           poppler_page_get_size (POPPLER_PAGE (rc->data), &width_points, &height_points);                                                                                                                                                                                                                                           if (rc->rotation == 90 || rc->rotation == 270) {                                                                                                                     width = (int) ((height_points * rc->scale) + 0.5);                                                                                                           height = (int) ((width_points * rc->scale) + 0.5);                                                                                                   } else {                                                                                                                                                             width = (int) ((width_points * rc->scale) + 0.5);                                                                                                            height = (int) ((height_points * rc->scale) + 0.5);                                                                                                  }                                                                                                                                                                                                                                                                                                                         surface = cairo_image_surface_create (CAIRO_FORMAT_ARGB32,                                                                                                                                         width, height);                                                                                                        cr = cairo_create (surface);                                                                                                                                 cairo_scale (cr, rc->scale, rc->scale);                                                                                                                      cairo_rotate (cr, rc->rotation * M_PI / 180.0);                                                                                                              poppler_page_render (POPPLER_PAGE (rc->data), cr);                                                                                                           cairo_destroy (cr);                                                                                                                                                                                                                                                                                                       return surface;                                                                                                                                      }