diff options
Diffstat (limited to 'demos/node-editor/node-editor-window.c')
| -rw-r--r-- | demos/node-editor/node-editor-window.c | 31 |
1 files changed, 24 insertions, 7 deletions
diff --git a/demos/node-editor/node-editor-window.c b/demos/node-editor/node-editor-window.c index 3fe3d818c7..9eb5fcfac6 100644 --- a/demos/node-editor/node-editor-window.c +++ b/demos/node-editor/node-editor-window.c @@ -174,6 +174,7 @@ text_changed (GtkTextBuffer *buffer, GtkTextIter iter; GtkTextIter start, end; float scale; + GskRenderNode *big_node; g_array_remove_range (self->errors, 0, self->errors->len); text = get_current_text (self->text_buffer); @@ -186,13 +187,18 @@ text_changed (GtkTextBuffer *buffer, self->node = gsk_render_node_deserialize (bytes, deserialize_error_func, self); scale = gtk_scale_button_get_value (GTK_SCALE_BUTTON (self->scale_scale)); - if (self->node && scale != 1.0) + if (self->node && scale != 0.) { - GskRenderNode *node; - - node = gsk_transform_node_new (self->node, gsk_transform_scale (NULL, scale, scale)); - gsk_render_node_unref (self->node); - self->node = node; + scale = pow (2., scale); + big_node = gsk_transform_node_new (self->node, gsk_transform_scale (NULL, scale, scale)); + } + else if (self->node) + { + big_node = gsk_render_node_ref (self->node); + } + else + { + big_node = NULL; } g_bytes_unref (bytes); @@ -205,17 +211,26 @@ text_changed (GtkTextBuffer *buffer, guint i; snapshot = gtk_snapshot_new (); + gsk_render_node_get_bounds (big_node, &bounds); + gtk_snapshot_translate (snapshot, &GRAPHENE_POINT_INIT (- bounds.origin.x, - bounds.origin.y)); + gtk_snapshot_append_node (snapshot, big_node); + paintable = gtk_snapshot_free_to_paintable (snapshot, &bounds.size); + gtk_picture_set_paintable (GTK_PICTURE (self->picture), paintable); + g_clear_object (&paintable); + + snapshot = gtk_snapshot_new (); gsk_render_node_get_bounds (self->node, &bounds); gtk_snapshot_translate (snapshot, &GRAPHENE_POINT_INIT (- bounds.origin.x, - bounds.origin.y)); gtk_snapshot_append_node (snapshot, self->node); paintable = gtk_snapshot_free_to_paintable (snapshot, &bounds.size); - gtk_picture_set_paintable (GTK_PICTURE (self->picture), paintable); + for (i = 0; i < g_list_model_get_n_items (G_LIST_MODEL (self->renderers)); i++) { gpointer item = g_list_model_get_item (G_LIST_MODEL (self->renderers), i); gtk_renderer_paintable_set_paintable (item, paintable); g_object_unref (item); } + g_clear_object (&paintable); } else @@ -223,6 +238,8 @@ text_changed (GtkTextBuffer *buffer, gtk_picture_set_paintable (GTK_PICTURE (self->picture), NULL); } + g_clear_pointer (&big_node, gsk_render_node_unref); + gtk_text_buffer_get_start_iter (self->text_buffer, &iter); while (!gtk_text_iter_is_end (&iter)) |