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dnd demo: Make the transform code a bit more idiomatic

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This commit is contained in:
Timm Bäder 2020-10-16 17:06:00 +02:00
parent d97cb851f1
commit 85702f8f5d
1 changed files with 3 additions and 6 deletions
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9
demos/gtk-demo/dnd.c
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@ -113,12 +113,9 @@ apply_transform (CanvasItem *item)
y = gtk_widget_get_allocated_height (item->label) / 2.0;
item->r = sqrt (x*x + y*y);
transform = gsk_transform_translate (
gsk_transform_rotate (
gsk_transform_translate (NULL,
&(graphene_point_t) { item->r, item->r }),
item->angle + item->delta),
&(graphene_point_t) { - x, - y });
transform = gsk_transform_translate (NULL, &(graphene_point_t) { item->r, item->r });
transform = gsk_transform_rotate (transform, item->angle + item->delta);
transform = gsk_transform_translate (transform, &(graphene_point_t) { -x, -y });
gtk_fixed_set_child_transform (GTK_FIXED (item->fixed), item->label, transform);
gsk_transform_unref (transform);