G_OBJECT_CLASS (gtk_css_gadget_parent_class)->finalize (object);
}
-static gboolean
-gtk_css_gadget_has_content (GtkCssGadget *gadget)
-{
- GtkCssGadgetClass *gadget_class = GTK_CSS_GADGET_GET_CLASS (gadget);
-
- return gadget_class->draw != gtk_css_gadget_real_draw;
-}
-
-static GskRenderNode * gtk_css_gadget_real_get_render_node (GtkCssGadget *gadget,
- GskRenderer *renderer,
- gboolean draw_focus);
-
static void
gtk_css_gadget_class_init (GtkCssGadgetClass *klass)
{
klass->allocate = gtk_css_gadget_real_allocate;
klass->draw = gtk_css_gadget_real_draw;
klass->snapshot = gtk_css_gadget_real_snapshot;
- klass->get_render_node = gtk_css_gadget_real_get_render_node;
klass->style_changed = gtk_css_gadget_real_style_changed;
- klass->has_content = gtk_css_gadget_has_content;
properties[PROP_NODE] = g_param_spec_object ("node", "Node",
"CSS node",
priv->clip = *out_clip;
}
-static GskRenderNode *
-gtk_css_gadget_real_get_render_node (GtkCssGadget *gadget,
- GskRenderer *renderer,
- gboolean draw_focus)
-{
- GtkCssGadgetPrivate *priv = gtk_css_gadget_get_instance_private (gadget);
- GtkBorder clip, margin, border, padding;
- GtkCssStyle *style;
- cairo_t *cr;
- GskRenderNode *box_node, *border_node;
- graphene_rect_t bounds;
- int width, height;
- int contents_x, contents_y, contents_width, contents_height;
- GtkAllocation margin_box;
- GtkAllocation clip_box;
- GtkAllocation owner_alloc;
- char *str;
- graphene_matrix_t m;
- graphene_point3d_t p;
-
- if (!gtk_css_gadget_get_visible (gadget))
- return NULL;
-
- margin_box = priv->allocated_size;
- clip_box = priv->clip;
- gtk_widget_get_allocation (gtk_css_gadget_get_owner (gadget), &owner_alloc);
-
- width = clip_box.width;
- height = clip_box.height;
-
- clip.left = margin_box.x - clip_box.x;
- clip.top = margin_box.y - clip_box.y;
- clip.right = clip_box.width - margin_box.width - clip.left;
- clip.bottom = clip_box.height - margin_box.height - clip.top;
-
- if (width < 0 || height < 0)
- {
- g_warning ("Drawing a gadget with negative dimensions. "
- "Did you forget to allocate a size? (node %s owner %s)",
- gtk_css_node_get_name (gtk_css_gadget_get_node (gadget)),
- G_OBJECT_TYPE_NAME (gtk_css_gadget_get_owner (gadget)));
- width = gtk_widget_get_allocated_width (priv->owner);
- height = gtk_widget_get_allocated_height (priv->owner);
- }
-
- graphene_rect_init (&bounds, 0, 0, width, height);
-
- 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);
- graphene_matrix_init_translate (&m, graphene_point3d_init (&p,
- clip_box.x - owner_alloc.x,
- clip_box.y - owner_alloc.y, 0));
- gsk_render_node_set_transform (box_node, &m);
- g_free (str);
-
- style = gtk_css_gadget_get_style (gadget);
- get_box_margin (style, &margin);
- get_box_border (style, &border);
- get_box_padding (style, &padding);
-
- gtk_css_style_add_background_render_nodes (style,
- renderer,
- box_node,
- &bounds,
- G_OBJECT_TYPE_NAME (gtk_css_gadget_get_owner (gadget)),
- clip.left + margin.left,
- clip.top + margin.top,
- width - clip.left - clip.right - margin.left - margin.right,
- height - clip.top - clip.bottom - margin.top - margin.bottom,
- gtk_css_node_get_junction_sides (priv->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);
- gsk_render_node_set_bounds (border_node, &bounds);
- cr = gsk_render_node_get_draw_context (border_node, renderer);
-
- gtk_css_style_render_border (style,
- cr,
- clip.left + margin.left,
- clip.top + margin.top,
- width - clip.left - clip.right - margin.left - margin.right,
- height - clip.top - clip.bottom - margin.top - margin.bottom,
- 0,
- gtk_css_node_get_junction_sides (priv->node));
-
- cairo_destroy (cr);
- g_free (str);
-
- gsk_render_node_append_child (box_node, border_node);
- gsk_render_node_unref (border_node);
-
- contents_x = clip.left + margin.left + border.left + padding.left;
- contents_y = clip.top + margin.top + border.top + padding.top;
- contents_width = width - clip.left - clip.right - margin.left - margin.right - border.left - border.right - padding.left - padding.right;
- contents_height = height - clip.top - clip.bottom - margin.top - margin.bottom - border.top - border.bottom - padding.top - padding.bottom;
-
- if (contents_width > 0 && contents_height > 0)
- {
- GtkCssGadgetClass *gadget_class = GTK_CSS_GADGET_GET_CLASS (gadget);
- graphene_rect_t content_bounds =
- GRAPHENE_RECT_INIT (0, 0, contents_width, contents_height);
- GskRenderNode *content_node = NULL;
- graphene_matrix_t content_transform;
- graphene_point3d_t tmp;
-
- graphene_matrix_init_translate (&content_transform,
- graphene_point3d_init (&tmp, contents_x, contents_y, 0));
-
- /* If there's an override in place, create a temporary node */
- if (gadget_class->has_content (gadget))
- {
- content_node = gsk_renderer_create_render_node (renderer);
-
- str = g_strconcat ("DrawGadgetContent<", G_OBJECT_TYPE_NAME (gtk_css_gadget_get_owner (gadget)), ">", NULL);
- gsk_render_node_set_name (content_node, str);
- gsk_render_node_set_bounds (content_node, &content_bounds);
- gsk_render_node_set_transform (content_node, &content_transform);
-
- cr = gsk_render_node_get_draw_context (content_node, renderer);
-
- /* Compatibility mode: draw_focus is left to the draw() implementation */
- draw_focus = gadget_class->draw (gadget, cr,
- 0, 0,
- contents_width, contents_height);
-
- g_free (str);
- cairo_destroy (cr);
-
- gsk_render_node_append_child (box_node, content_node);
- gsk_render_node_unref (content_node);
- }
- }
-
- if (draw_focus)
- {
- GskRenderNode *focus_node = gsk_renderer_create_render_node (renderer);
-
- str = g_strconcat ("Focus<", G_OBJECT_TYPE_NAME (gtk_css_gadget_get_owner (gadget)), ">", NULL);
- gsk_render_node_set_name (focus_node, str);
- gsk_render_node_set_bounds (focus_node, &bounds);
-
- cr = gsk_render_node_get_draw_context (focus_node, renderer);
- gtk_css_style_render_outline (style,
- cr,
- clip.left + margin.left,
- clip.top + margin.top,
- width - clip.left - clip.right - margin.left - margin.right,
- height - clip.top - clip.bottom - margin.top - margin.bottom);
- g_free (str);
- cairo_destroy (cr);
-
- gsk_render_node_append_child (box_node, focus_node);
- gsk_render_node_unref (focus_node);
- }
-
- return box_node;
-}
-
/**
* gtk_css_gadget_draw:
* @gadget: The gadget to draw
gtk_snapshot_pop (snapshot);
}
-GskRenderNode *
-gtk_css_gadget_get_render_node (GtkCssGadget *gadget,
- GskRenderer *renderer,
- gboolean draw_focus)
-{
- return GTK_CSS_GADGET_GET_CLASS (gadget)->get_render_node (gadget, renderer, draw_focus);
-}
-
void
gtk_css_gadget_queue_resize (GtkCssGadget *gadget)
{
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