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expo: Allow rendering the background of any object

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So far only menus have a background. When other object types are
rendered, they may have a background too. Make this code more generic
so it will be usable by new object types.

Signed-off-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Simon Glass 2023-10-01 19:13:30 -06:00 committed by Tom Rini
parent 8bc69b4b24
commit 94598d5b0a
3 changed files with 39 additions and 37 deletions
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40
boot/scene.c
View File

@ -314,6 +314,44 @@ int scene_obj_get_hw(struct scene *scn, uint id, int *widthp)
return 0;
}
/**
* scene_render_background() - Render the background for an object
*
* @obj: Object to render
*/
static void scene_render_background(struct scene_obj *obj)
{
struct expo *exp = obj->scene->expo;
const struct expo_theme *theme = &exp->theme;
struct vidconsole_bbox bbox, label_bbox;
struct udevice *dev = exp->display;
struct video_priv *vid_priv;
struct udevice *cons = exp->cons;
struct vidconsole_colour old;
enum colour_idx fore, back;
uint inset = theme->menu_inset;
/* draw a background for the object */
if (CONFIG_IS_ENABLED(SYS_WHITE_ON_BLACK)) {
fore = VID_BLACK;
back = VID_WHITE;
} else {
fore = VID_LIGHT_GRAY;
back = VID_BLACK;
}
/* see if this object wants to render a background */
if (scene_obj_calc_bbox(obj, &bbox, &label_bbox))
return;
vidconsole_push_colour(cons, fore, back, &old);
vid_priv = dev_get_uclass_priv(dev);
video_fill_part(dev, label_bbox.x0 - inset, label_bbox.y0 - inset,
label_bbox.x1 + inset, label_bbox.y1 + inset,
vid_priv->colour_fg);
vidconsole_pop_colour(cons, &old);
}
/**
* scene_obj_render() - Render an object
*
@ -397,7 +435,7 @@ static int scene_obj_render(struct scene_obj *obj, bool text_mode)
return -ENOTSUPP;
/* draw a background behind the menu items */
scene_menu_render(menu);
scene_render_background(obj);
}
/*
* With a vidconsole, the text and item pointer are rendered as

7
boot/scene_internal.h
View File

@ -165,13 +165,6 @@ int scene_render(struct scene *scn);
*/
int scene_send_key(struct scene *scn, int key, struct expo_action *event);
/**
* scene_menu_render() - Render the background behind a menu
*
* @menu: Menu to render
*/
void scene_menu_render(struct scene_obj_menu *menu);
/**
* scene_render_deps() - Render an object and its dependencies
*

29
boot/scene_menu.c
View File

@ -516,35 +516,6 @@ int scene_menu_display(struct scene_obj_menu *menu)
return -ENOTSUPP;
}
void scene_menu_render(struct scene_obj_menu *menu)
{
struct expo *exp = menu->obj.scene->expo;
const struct expo_theme *theme = &exp->theme;
struct vidconsole_bbox bbox, label_bbox;
struct udevice *dev = exp->display;
struct video_priv *vid_priv;
struct udevice *cons = exp->cons;
struct vidconsole_colour old;
enum colour_idx fore, back;
if (CONFIG_IS_ENABLED(SYS_WHITE_ON_BLACK)) {
fore = VID_BLACK;
back = VID_WHITE;
} else {
fore = VID_LIGHT_GRAY;
back = VID_BLACK;
}
scene_menu_calc_bbox(menu, &bbox, &label_bbox);
vidconsole_push_colour(cons, fore, back, &old);
vid_priv = dev_get_uclass_priv(dev);
video_fill_part(dev, label_bbox.x0 - theme->menu_inset,
label_bbox.y0 - theme->menu_inset,
label_bbox.x1, label_bbox.y1 + theme->menu_inset,
vid_priv->colour_fg);
vidconsole_pop_colour(cons, &old);
}
int scene_menu_render_deps(struct scene *scn, struct scene_obj_menu *menu)
{
struct scene_menitem *item;