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view: adjust position according to declared top left corner

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The XDG surface geometry includes an (x,y) coordinate indicating the top
left corner of the window. Use this information to correctly set the
view position.
This commit is contained in:
Jonathan GUILLOT 2024-01-15 15:50:46 +01:00
parent 6f20285555
commit e8c038cc8a
4 changed files with 26 additions and 18 deletions
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23
view.c
View file

@ -55,17 +55,21 @@ view_activate(struct cg_view *view, bool activate)
static bool
view_extends_output_layout(struct cg_view *view, struct wlr_box *layout_box)
{
int width, height;
view->impl->get_geometry(view, &width, &height);
struct wlr_box view_box;
view->impl->get_geometry(view, &view_box);
return (layout_box->height < height || layout_box->width < width);
return (layout_box->height < view_box.height || layout_box->width < view_box.width);
}
static void
view_maximize(struct cg_view *view, struct wlr_box *layout_box)
{
view->lx = layout_box->x;
view->ly = layout_box->y;
struct wlr_box view_box;
view->impl->get_geometry(view, &view_box);
// Do not forget to adjust position according to top left corner declared in view geometry
view->lx = layout_box->x - view_box.x;
view->ly = layout_box->y - view_box.y;
if (view->scene_tree) {
wlr_scene_node_set_position(&view->scene_tree->node, view->lx, view->ly);
@ -77,11 +81,12 @@ view_maximize(struct cg_view *view, struct wlr_box *layout_box)
static void
view_center(struct cg_view *view, struct wlr_box *layout_box)
{
int width, height;
view->impl->get_geometry(view, &width, &height);
struct wlr_box view_box;
view->impl->get_geometry(view, &view_box);
view->lx = (layout_box->width - width) / 2;
view->ly = (layout_box->height - height) / 2;
// Do not forget to adjust position according to top left corner declared in view geometry
view->lx = (layout_box->width - view_box.width) / 2 - view_box.x;
view->ly = (layout_box->height - view_box.height) / 2 - view_box.y;
if (view->scene_tree) {
wlr_scene_node_set_position(&view->scene_tree->node, view->lx, view->ly);