WIP - decrease Unifont height to 12 pixels

core/embed/extmod/modtrezorui/fonts/font_unifont_bold_16.h

@@ -3,8 +3,8 @@
 #if TREZOR_FONT_BPP != 1
 #error Wrong TREZOR_FONT_BPP (expected 1)
 #endif
-#define Font_Unifont_Bold_16_HEIGHT 16
-#define Font_Unifont_Bold_16_MAX_HEIGHT 15
+#define Font_Unifont_Bold_16_HEIGHT 12 // <--- 12 from 16
+#define Font_Unifont_Bold_16_MAX_HEIGHT 12 // <--- 12 from 15
 #define Font_Unifont_Bold_16_BASELINE 2
 extern const uint8_t* const Font_Unifont_Bold_16[126 + 1 - 32];
 extern const uint8_t Font_Unifont_Bold_16_glyph_nonprintable[];

core/embed/extmod/modtrezorui/fonts/font_unifont_regular_16.h

@@ -3,8 +3,8 @@
 #if TREZOR_FONT_BPP != 1
 #error Wrong TREZOR_FONT_BPP (expected 1)
 #endif
-#define Font_Unifont_Regular_16_HEIGHT 16
-#define Font_Unifont_Regular_16_MAX_HEIGHT 15
+#define Font_Unifont_Regular_16_HEIGHT 12 // <--- 12 from 16
+#define Font_Unifont_Regular_16_MAX_HEIGHT 12 // <--- 12 from 15
 #define Font_Unifont_Regular_16_BASELINE 2
 extern const uint8_t* const Font_Unifont_Regular_16[126 + 1 - 32];
 extern const uint8_t Font_Unifont_Regular_16_glyph_nonprintable[];

core/embed/rust/src/ui/model_tr/component/bip39.rs

@@ -136,7 +136,7 @@ impl Bip39Entry {
         let choices = ChoiceFactoryBIP39::letters(letter_choices.clone());
 
         Self {
-            choice_page: ChoicePage::new(choices).with_incomplete(),
+            choice_page: ChoicePage::new(choices).with_incomplete(true),
             chosen_letters: Child::new(ChangingTextLine::center_mono(String::from(PROMPT))),
             letter_choices,
             textbox: TextBox::empty(),

core/embed/rust/src/ui/model_tr/component/button.rs

@@ -661,6 +661,11 @@ impl ButtonLayout<&'static str> {
             Some(ButtonDetails::text(text).with_duration(duration)),
         )
     }
+
+    /// Only right arrow facing down.
+    pub fn only_arrow_down() -> Self {
+        Self::new(None, None, Some(ButtonDetails::down_arrow_icon_wide()))
+    }
 }
 
 /// What happens when a button is triggered.
@@ -789,6 +794,11 @@ impl ButtonActions {
         )
     }
 
+    /// Only going to the next page with right
+    pub fn only_next() -> Self {
+        Self::new(None, None, Some(ButtonAction::NextPage))
+    }
+
     /// Cancelling with left, confirming with right
     pub fn cancel_confirm() -> Self {
         Self::new(

core/embed/rust/src/ui/model_tr/component/choice.rs

@@ -58,6 +58,8 @@ where
     /// Whether we should show items on left/right even when they cannot
     /// be painted entirely (they would be cut off).
     show_incomplete: bool,
+    /// Whether to show only the currently selected item, nothing left/right.
+    show_only_one_item: bool,
     /// Whether the middle selected item should be painted with
     /// inverse colors - black on white.
     inverse_selected_item: bool,
@@ -79,6 +81,7 @@ where
             items_distance: DEFAULT_ITEMS_DISTANCE,
             is_carousel: false,
             show_incomplete: false,
+            show_only_one_item: false,
             inverse_selected_item: false,
         }
     }
@@ -90,14 +93,20 @@ where
     }
 
     /// Enabling the carousel mode.
-    pub fn with_carousel(mut self) -> Self {
-        self.is_carousel = true;
+    pub fn with_carousel(mut self, carousel: bool) -> Self {
+        self.is_carousel = carousel;
         self
     }
 
     /// Show incomplete items, even when they cannot render in their entirety.
-    pub fn with_incomplete(mut self) -> Self {
-        self.show_incomplete = true;
+    pub fn with_incomplete(mut self, show_incomplete: bool) -> Self {
+        self.show_incomplete = show_incomplete;
+        self
+    }
+
+    /// Show only the currently selected item, nothing left/right.
+    pub fn with_only_one_item(mut self, only_one_item: bool) -> Self {
+        self.show_only_one_item = only_one_item;
         self
     }
 
@@ -152,6 +161,11 @@ where
         // Drawing the current item in the middle.
         self.show_current_choice(available_area);
 
+        // Not drawing the rest when not wanted
+        if self.show_only_one_item {
+            return;
+        }
+
         // Getting the remaining left and right areas.
         let (left_area, _center_area, right_area) =
             available_area.split_center(self.current_choice().width_center());

core/embed/rust/src/ui/model_tr/component/choice_item.rs

@@ -84,7 +84,7 @@ impl ChoiceItem {
             area.bottom_center() + Offset::new(-self.width_center() / 2 - bound, bound + 1);
         let outline_size = Offset::new(
             self.width_center() + 2 * bound,
-            self.font.text_height() + 2 * bound - 3, // -3 because font is actually smaller
+            self.font.text_height() + 2 * bound,
         );
         let outline = Rect::from_bottom_left_and_size(left_bottom, outline_size);
         if inverse {

core/embed/rust/src/ui/model_tr/component/pin.rs

@@ -99,7 +99,7 @@ impl PinEntry {
             // Starting at the digit 0
             choice_page: ChoicePage::new(choices)
                 .with_initial_page_counter(PROMPT_INDEX as u8 + 1)
-                .with_carousel(),
+                .with_carousel(true),
             pin_dots: Child::new(ChangingTextLine::center_mono(String::new())),
             show_real_pin: false,
             textbox: TextBox::empty(),

core/embed/rust/src/ui/model_tr/component/simple_choice.rs

@@ -15,14 +15,15 @@ pub enum SimpleChoiceMsg {
 
 struct ChoiceFactorySimple<T, const N: usize> {
     choices: Vec<T, N>,
+    carousel: bool,
 }
 
 impl<T, const N: usize> ChoiceFactorySimple<T, N>
 where
     T: AsRef<str>,
 {
-    fn new(choices: Vec<T, N>) -> Self {
-        Self { choices }
+    fn new(choices: Vec<T, N>, carousel: bool) -> Self {
+        Self { choices, carousel }
     }
 }
 
@@ -34,11 +35,13 @@ where
         let text = &self.choices[choice_index as usize];
         let mut choice_item = ChoiceItem::new(text, ButtonLayout::default_three_icons());
 
-        // Disabling prev/next buttons for the first/last choice.
-        if choice_index == 0 {
-            choice_item.set_left_btn(None);
-        } else if choice_index as usize == N - 1 {
-            choice_item.set_right_btn(None);
+        // Disabling prev/next buttons for the first/last choice when not in carousel.
+        if !self.carousel {
+            if choice_index == 0 {
+                choice_item.set_left_btn(None);
+            } else if choice_index as usize == N - 1 {
+                choice_item.set_right_btn(None);
+            }
         }
 
         choice_item
@@ -65,11 +68,13 @@ where
     T: AsRef<str>,
     T: Clone,
 {
-    pub fn new(str_choices: Vec<T, N>) -> Self {
-        let choices = ChoiceFactorySimple::new(str_choices.clone());
+    pub fn new(str_choices: Vec<T, N>, carousel: bool, show_incomplete: bool) -> Self {
+        let choices = ChoiceFactorySimple::new(str_choices.clone(), carousel);
         Self {
             choices: str_choices,
-            choice_page: ChoicePage::new(choices),
+            choice_page: ChoicePage::new(choices)
+                .with_carousel(carousel)
+                .with_incomplete(show_incomplete),
         }
     }
 }

core/embed/rust/src/ui/model_tr/layout.rs

@@ -473,11 +473,11 @@ extern "C" fn show_share_words(n_args: usize, args: *const Obj, kwargs: *mut Map
             )
             .text_bold("Write all words in order on recovery seed card.".into())
             .newline()
-            .newline()
+            .newline_half()
             .text_mono("Do NOT make digital copies.".into()),
             1 => Page::<10>::new(
-                ButtonLayout::cancel_and_arrow_down(),
-                ButtonActions::cancel_next(),
+                ButtonLayout::only_arrow_down(),
+                ButtonActions::only_next(),
                 Font::NORMAL,
             )
             .text_normal(share_words.clone()),
@@ -506,7 +506,10 @@ extern "C" fn select_word(n_args: usize, args: *const Obj, kwargs: *mut Map) ->
         let words: Vec<StrBuffer, 3> = iter_into_vec(words_iterable)?;
 
         // TODO: should return int, to be consistent with TT's select_word
-        let obj = LayoutObj::new(Frame::new(title, SimpleChoice::new(words).into_child()))?;
+        let obj = LayoutObj::new(Frame::new(
+            title,
+            SimpleChoice::new(words, true, true).into_child(),
+        ))?;
         Ok(obj.into())
     };
     unsafe { util::try_with_args_and_kwargs(n_args, args, kwargs, block) }
@@ -518,7 +521,10 @@ extern "C" fn request_word_count(n_args: usize, args: *const Obj, kwargs: *mut M
 
         let choices: Vec<&str, 5> = ["12", "18", "20", "24", "33"].into_iter().collect();
 
-        let obj = LayoutObj::new(Frame::new(title, SimpleChoice::new(choices).into_child()))?;
+        let obj = LayoutObj::new(Frame::new(
+            title,
+            SimpleChoice::new(choices, true, false).into_child(),
+        ))?;
         Ok(obj.into())
     };
     unsafe { util::try_with_args_and_kwargs(n_args, args, kwargs, block) }

core/src/apps/management/reset_device/layout.py

@@ -3,7 +3,7 @@ from typing import Sequence
 from trezor import ui, utils, wire
 from trezor.crypto import random
 from trezor.enums import ButtonRequestType
-from trezor.ui.layouts import confirm_action, confirm_blob, show_success, show_warning
+from trezor.ui.layouts import confirm_blob, show_success, show_warning
 from trezor.ui.layouts.reset import (  # noqa: F401
     select_word,
     show_share_words,

core/src/trezor/ui/layouts/tr/__init__.py

@@ -590,7 +590,7 @@ async def confirm_backup(ctx: wire.GenericContext) -> bool:
     confirmed = await get_bool(
         ctx=ctx,
         title="WARNING",
-        data="Are you sure you want to skip the backup?\n\n",
+        data="Are you sure you want to skip the backup?\n",
         description="You can back up your Trezor once, at any time.",
         verb="BACK UP",
         verb_cancel="SKIP",