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gtk: Add a box render node for gadgets

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Instead of using the background as the gadget's node, we add a
non-drawing node that can be used to apply offsets; all other nodes are
children of the "box" node.
This commit is contained in:
Emmanuele Bassi 2016-08-09 16:28:43 +01:00
parent 955d9a8463
commit b2f5a69742
1 changed files with 17 additions and 6 deletions
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23
gtk/gtkcssgadget.c
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@ -817,9 +817,10 @@ gtk_css_gadget_get_render_node (GtkCssGadget *gadget,
GtkBorder margin, border, padding;
GtkCssStyle *style;
cairo_t *cr;
GskRenderNode *bg_node, *border_node;
GskRenderNode *box_node, *bg_node, *border_node;
graphene_rect_t bounds;
graphene_point3d_t p;
graphene_matrix_t m;
int x, y, width, height;
int contents_x, contents_y, contents_width, contents_height;
GtkAllocation margin_box;
@ -849,6 +850,14 @@ gtk_css_gadget_get_render_node (GtkCssGadget *gadget,
graphene_rect_init (&bounds, 0, 0, width, height);
graphene_point3d_init (&p, x, y, 0);
graphene_matrix_init_translate (&m, &p);
str = g_strconcat ("Box<", G_OBJECT_TYPE_NAME (gtk_css_gadget_get_owner (gadget)), ">", NULL);
box_node = gsk_renderer_create_render_node (renderer);
gsk_render_node_set_name (box_node, str);
gsk_render_node_set_bounds (box_node, &bounds);
gsk_render_node_set_transform (box_node, &m);
g_free (str);
style = gtk_css_gadget_get_style (gadget);
get_box_margin (style, &margin);
@ -859,7 +868,6 @@ gtk_css_gadget_get_render_node (GtkCssGadget *gadget,
bg_node = gsk_renderer_create_render_node (renderer);
gsk_render_node_set_name (bg_node, str);
gsk_render_node_set_bounds (bg_node, &bounds);
gsk_render_node_set_anchor_point (bg_node, &p);
cr = gsk_render_node_get_draw_context (bg_node);
gtk_css_style_render_background (style,
@ -873,6 +881,9 @@ gtk_css_gadget_get_render_node (GtkCssGadget *gadget,
cairo_destroy (cr);
g_free (str);
gsk_render_node_append_child (box_node, bg_node);
gsk_render_node_unref (bg_node);
str = g_strconcat ("Border<", G_OBJECT_TYPE_NAME (gtk_css_gadget_get_owner (gadget)), ">", NULL);
border_node = gsk_renderer_create_render_node (renderer);
gsk_render_node_set_name (border_node, str);
@ -891,7 +902,7 @@ gtk_css_gadget_get_render_node (GtkCssGadget *gadget,
cairo_destroy (cr);
g_free (str);
gsk_render_node_append_child (bg_node, border_node);
gsk_render_node_append_child (box_node, border_node);
gsk_render_node_unref (border_node);
contents_x = margin.left + border.left + padding.left;
@ -931,7 +942,7 @@ gtk_css_gadget_get_render_node (GtkCssGadget *gadget,
g_free (str);
cairo_destroy (cr);
gsk_render_node_append_child (bg_node, content_node);
gsk_render_node_append_child (box_node, content_node);
gsk_render_node_unref (content_node);
}
}
@ -954,11 +965,11 @@ gtk_css_gadget_get_render_node (GtkCssGadget *gadget,
g_free (str);
cairo_destroy (cr);
gsk_render_node_append_child (bg_node, focus_node);
gsk_render_node_append_child (box_node, focus_node);
gsk_render_node_unref (focus_node);
}
return bg_node;
return box_node;
}
/**