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HiDPI: fix thumbnail scaling

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Jeremie Knuesel 2018-01-23 11:34:22 +01:00
parent 36d9ece978
commit 7f4acdb0f4
1 changed files with 12 additions and 2 deletions
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14
zathura/page-widget.c
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@ -445,8 +445,18 @@ zathura_page_widget_draw(GtkWidget* widget, cairo_t* cairo)
} else { } else {
const unsigned int height = cairo_image_surface_get_height(priv->thumbnail); const unsigned int height = cairo_image_surface_get_height(priv->thumbnail);
const unsigned int width = cairo_image_surface_get_width(priv->thumbnail); const unsigned int width = cairo_image_surface_get_width(priv->thumbnail);
const unsigned int pheight = (rotation % 180 ? page_width : page_height); unsigned int pheight = (rotation % 180 ? page_width : page_height);
const unsigned int pwidth = (rotation % 180 ? page_height : page_width); unsigned int pwidth = (rotation % 180 ? page_height : page_width);
#ifdef HAVE_HIDPI_SUPPORT
double device_scale_x;
double device_scale_y;
cairo_surface_get_device_scale(priv->thumbnail, &device_scale_x, &device_scale_y);
if (device_scale_x != 0.0 && device_scale_y != 0.0) {
pwidth *= device_scale_x;
pheight *= device_scale_y;
}
#endif
cairo_scale(cairo, pwidth / (double)width, pheight / (double)height); cairo_scale(cairo, pwidth / (double)width, pheight / (double)height);
cairo_set_source_surface(cairo, priv->thumbnail, 0, 0); cairo_set_source_surface(cairo, priv->thumbnail, 0, 0);