expo: Create a struct for generic text attributes
In preparation for adding more text types, refactor the common fields
into a new structure. This will allow common code to be used.
Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/boot/scene.c b/boot/scene.c
index ea32925..99623d2 100644
--- a/boot/scene.c
+++ b/boot/scene.c
@@ -142,6 +142,31 @@
return img->obj.id;
}
+int scene_txt_generic_init(struct expo *exp, struct scene_txt_generic *gen,
+ const char *name, uint str_id, const char *str)
+{
+ int ret;
+
+ if (str) {
+ ret = expo_str(exp, name, str_id, str);
+ if (ret < 0)
+ return log_msg_ret("str", ret);
+ if (str_id && ret != str_id)
+ return log_msg_ret("id", -EEXIST);
+ str_id = ret;
+ } else {
+ ret = resolve_id(exp, str_id);
+ if (ret < 0)
+ return log_msg_ret("nst", ret);
+ if (str_id && ret != str_id)
+ return log_msg_ret("nid", -EEXIST);
+ }
+
+ gen->str_id = str_id;
+
+ return 0;
+}
+
int scene_txt(struct scene *scn, const char *name, uint id, uint str_id,
struct scene_obj_txt **txtp)
{
@@ -154,8 +179,9 @@
if (ret < 0)
return log_msg_ret("obj", ret);
- txt->str_id = str_id;
-
+ ret = scene_txt_generic_init(scn->expo, &txt->gen, name, str_id, NULL);
+ if (ret)
+ return log_msg_ret("stg", ret);
if (txtp)
*txtp = txt;
@@ -168,21 +194,15 @@
struct scene_obj_txt *txt;
int ret;
- ret = expo_str(scn->expo, name, str_id, str);
- if (ret < 0)
- return log_msg_ret("str", ret);
- if (str_id && ret != str_id)
- return log_msg_ret("id", -EEXIST);
- str_id = ret;
-
ret = scene_obj_add(scn, name, id, SCENEOBJT_TEXT,
sizeof(struct scene_obj_txt),
(struct scene_obj **)&txt);
if (ret < 0)
return log_msg_ret("obj", ret);
- txt->str_id = str_id;
-
+ ret = scene_txt_generic_init(scn->expo, &txt->gen, name, str_id, str);
+ if (ret)
+ return log_msg_ret("tsg", ret);
if (txtp)
*txtp = txt;
@@ -197,8 +217,8 @@
txt = scene_obj_find(scn, id, SCENEOBJT_TEXT);
if (!txt)
return log_msg_ret("find", -ENOENT);
- txt->font_name = font_name;
- txt->font_size = font_size;
+ txt->gen.font_name = font_name;
+ txt->gen.font_size = font_size;
return 0;
}
@@ -313,13 +333,13 @@
return height;
}
case SCENEOBJT_TEXT: {
- struct scene_obj_txt *txt = (struct scene_obj_txt *)obj;
+ struct scene_txt_generic *gen = &((struct scene_obj_txt *)obj)->gen;
struct expo *exp = scn->expo;
struct vidconsole_bbox bbox;
const char *str;
int len, ret;
- str = expo_get_str(exp, txt->str_id);
+ str = expo_get_str(exp, gen->str_id);
if (!str)
return log_msg_ret("str", -ENOENT);
len = strlen(str);
@@ -331,8 +351,8 @@
return 16;
}
- ret = vidconsole_measure(scn->expo->cons, txt->font_name,
- txt->font_size, str, -1, &bbox, NULL);
+ ret = vidconsole_measure(scn->expo->cons, gen->font_name,
+ gen->font_size, str, -1, &bbox, NULL);
if (ret)
return log_msg_ret("mea", ret);
if (widthp)
@@ -424,22 +444,23 @@
break;
}
case SCENEOBJT_TEXT: {
- struct scene_obj_txt *txt = (struct scene_obj_txt *)obj;
+ struct scene_txt_generic *gen =
+ &((struct scene_obj_txt *)obj)->gen;
const char *str;
if (!cons)
return -ENOTSUPP;
- if (txt->font_name || txt->font_size) {
+ if (gen->font_name || gen->font_size) {
ret = vidconsole_select_font(cons,
- txt->font_name,
- txt->font_size);
+ gen->font_name,
+ gen->font_size);
} else {
ret = vidconsole_select_font(cons, NULL, 0);
}
if (ret && ret != -ENOSYS)
return log_msg_ret("font", ret);
- str = expo_get_str(exp, txt->str_id);
+ str = expo_get_str(exp, gen->str_id);
if (str) {
struct video_priv *vid_priv;
struct vidconsole_colour old;