Merge pull request #2200 from mucamaca/fix_transparency

Fix #1857 -> transparency in swaylock

1 files changed, 3 insertions, 0 deletions

diff --git a/swaylock/render.c b/swaylock/render.c
index 2032ddcf..ea23d0d8 100644
--- a/swaylock/render.c
+++ b/swaylock/render.c
@@ -30,6 +30,8 @@ void render_frame(struct swaylock_surface *surface) {
         cairo_t *cairo = surface->current_buffer->cairo;
         cairo_identity_matrix(cairo);
 
+        cairo_save(cairo);
+        cairo_set_operator(cairo, CAIRO_OPERATOR_SOURCE);
         if (state->args.mode == BACKGROUND_MODE_SOLID_COLOR || !surface->image) {
                 cairo_set_source_u32(cairo, state->args.color);
                 cairo_paint(cairo);
@@ -37,6 +39,7 @@ void render_frame(struct swaylock_surface *surface) {
                 render_background_image(cairo, surface->image,
                                 state->args.mode, buffer_width, buffer_height);
         }
+        cairo_restore(cairo);
         cairo_identity_matrix(cairo);
 
         int arc_radius = ARC_RADIUS * surface->scale;