Merge pull request #1822 from iced-rs/basic-shaping

`text::Shaping` strategy selection

7 files changed, 105 insertions, 14 deletions

diff --git a/widget/src/checkbox.rs b/widget/src/checkbox.rs
index 6505cfdd..2a09b8fd 100644
--- a/widget/src/checkbox.rs
+++ b/widget/src/checkbox.rs
@@ -46,6 +46,7 @@ where
     size: f32,
     spacing: f32,
     text_size: Option<f32>,
+    text_shaping: text::Shaping,
     font: Option<Renderer::Font>,
     icon: Icon<Renderer::Font>,
     style: <Renderer::Theme as StyleSheet>::Style,
@@ -82,11 +83,13 @@ where
             size: Self::DEFAULT_SIZE,
             spacing: Self::DEFAULT_SPACING,
             text_size: None,
+            text_shaping: text::Shaping::Basic,
             font: None,
             icon: Icon {
                 font: Renderer::ICON_FONT,
                 code_point: Renderer::CHECKMARK_ICON,
                 size: None,
+                shaping: text::Shaping::Basic,
             },
             style: Default::default(),
         }
@@ -116,6 +119,12 @@ where
         self
     }
 
+    /// Sets the [`text::Shaping`] strategy of the [`Checkbox`].
+    pub fn text_shaping(mut self, shaping: text::Shaping) -> Self {
+        self.text_shaping = shaping;
+        self
+    }
+
     /// Sets the [`Font`] of the text of the [`Checkbox`].
     ///
     /// [`Font`]: crate::text::Renderer::Font
@@ -171,7 +180,8 @@ where
                     .size(
                         self.text_size
                             .unwrap_or_else(|| renderer.default_size()),
-                    ),
+                    )
+                    .shaping(self.text_shaping),
             )
             .layout(renderer, limits)
     }
@@ -257,6 +267,7 @@ where
                 font,
                 code_point,
                 size,
+                shaping,
             } = &self.icon;
             let size = size.unwrap_or(bounds.height * 0.7);
 
@@ -273,6 +284,7 @@ where
                     color: custom_style.icon_color,
                     horizontal_alignment: alignment::Horizontal::Center,
                     vertical_alignment: alignment::Vertical::Center,
+                    shaping: *shaping,
                 });
             }
         }
@@ -292,6 +304,7 @@ where
                 },
                 alignment::Horizontal::Left,
                 alignment::Vertical::Center,
+                self.text_shaping,
             );
         }
     }
@@ -320,4 +333,6 @@ pub struct Icon<Font> {
     pub code_point: char,
     /// Font size of the content.
     pub size: Option<f32>,
+    /// The shaping strategy of the icon.
+    pub shaping: text::Shaping,
 }
diff --git a/widget/src/overlay/menu.rs b/widget/src/overlay/menu.rs
index c322c8ba..7de3cbae 100644
--- a/widget/src/overlay/menu.rs
+++ b/widget/src/overlay/menu.rs
@@ -31,6 +31,7 @@ where
     width: f32,
     padding: Padding,
     text_size: Option<f32>,
+    text_shaping: text::Shaping,
     font: Option<Renderer::Font>,
     style: <Renderer::Theme as StyleSheet>::Style,
 }
@@ -58,6 +59,7 @@ where
             width: 0.0,
             padding: Padding::ZERO,
             text_size: None,
+            text_shaping: text::Shaping::Basic,
             font: None,
             style: Default::default(),
         }
@@ -81,6 +83,12 @@ where
         self
     }
 
+    /// Sets the [`text::Shaping`] strategy of the [`Menu`].
+    pub fn text_shaping(mut self, shaping: text::Shaping) -> Self {
+        self.text_shaping = shaping;
+        self
+    }
+
     /// Sets the font of the [`Menu`].
     pub fn font(mut self, font: impl Into<Renderer::Font>) -> Self {
         self.font = Some(font.into());
@@ -168,6 +176,7 @@ where
             padding,
             font,
             text_size,
+            text_shaping,
             style,
         } = menu;
 
@@ -177,6 +186,7 @@ where
             last_selection,
             font,
             text_size,
+            text_shaping,
             padding,
             style: style.clone(),
         }));
@@ -311,6 +321,7 @@ where
     last_selection: &'a mut Option<T>,
     padding: Padding,
     text_size: Option<f32>,
+    text_shaping: text::Shaping,
     font: Option<Renderer::Font>,
     style: <Renderer::Theme as StyleSheet>::Style,
 }
@@ -500,6 +511,7 @@ where
                 },
                 horizontal_alignment: alignment::Horizontal::Left,
                 vertical_alignment: alignment::Vertical::Center,
+                shaping: self.text_shaping,
             });
         }
     }
diff --git a/widget/src/pick_list.rs b/widget/src/pick_list.rs
index cd23cdd2..c0cb2946 100644
--- a/widget/src/pick_list.rs
+++ b/widget/src/pick_list.rs
@@ -36,6 +36,7 @@ where
     width: Length,
     padding: Padding,
     text_size: Option<f32>,
+    text_shaping: text::Shaping,
     font: Option<Renderer::Font>,
     handle: Handle<Renderer::Font>,
     style: <Renderer::Theme as StyleSheet>::Style,
@@ -71,6 +72,7 @@ where
             width: Length::Shrink,
             padding: Self::DEFAULT_PADDING,
             text_size: None,
+            text_shaping: text::Shaping::Basic,
             font: None,
             handle: Default::default(),
             style: Default::default(),
@@ -101,6 +103,12 @@ where
         self
     }
 
+    /// Sets the [`text::Shaping`] strategy of the [`PickList`].
+    pub fn text_shaping(mut self, shaping: text::Shaping) -> Self {
+        self.text_shaping = shaping;
+        self
+    }
+
     /// Sets the font of the [`PickList`].
     pub fn font(mut self, font: impl Into<Renderer::Font>) -> Self {
         self.font = Some(font.into());
@@ -164,6 +172,7 @@ where
             self.width,
             self.padding,
             self.text_size,
+            self.text_shaping,
             self.font,
             self.placeholder.as_deref(),
             &self.options,
@@ -221,6 +230,7 @@ where
             cursor_position,
             self.padding,
             self.text_size,
+            self.text_shaping,
             font,
             self.placeholder.as_deref(),
             self.selected.as_ref(),
@@ -243,6 +253,7 @@ where
             state,
             self.padding,
             self.text_size,
+            self.text_shaping,
             self.font.unwrap_or_else(|| renderer.default_font()),
             &self.options,
             self.style.clone(),
@@ -336,6 +347,8 @@ pub struct Icon<Font> {
     pub code_point: char,
     /// Font size of the content.
     pub size: Option<f32>,
+    /// The shaping strategy of the icon.
+    pub shaping: text::Shaping,
 }
 
 /// Computes the layout of a [`PickList`].
@@ -345,6 +358,7 @@ pub fn layout<Renderer, T>(
     width: Length,
     padding: Padding,
     text_size: Option<f32>,
+    text_shaping: text::Shaping,
     font: Option<Renderer::Font>,
     placeholder: Option<&str>,
     options: &[T],
@@ -366,6 +380,7 @@ where
                     text_size,
                     font.unwrap_or_else(|| renderer.default_font()),
                     Size::new(f32::INFINITY, f32::INFINITY),
+                    text_shaping,
                 );
 
                 width.round()
@@ -515,6 +530,7 @@ pub fn overlay<'a, T, Message, Renderer>(
     state: &'a mut State<T>,
     padding: Padding,
     text_size: Option<f32>,
+    text_shaping: text::Shaping,
     font: Renderer::Font,
     options: &'a [T],
     style: <Renderer::Theme as StyleSheet>::Style,
@@ -542,6 +558,7 @@ where
         .width(bounds.width)
         .padding(padding)
         .font(font)
+        .text_shaping(text_shaping)
         .style(style);
 
         if let Some(text_size) = text_size {
@@ -562,6 +579,7 @@ pub fn draw<'a, T, Renderer>(
     cursor_position: Point,
     padding: Padding,
     text_size: Option<f32>,
+    text_shaping: text::Shaping,
     font: Renderer::Font,
     placeholder: Option<&str>,
     selected: Option<&T>,
@@ -594,25 +612,34 @@ pub fn draw<'a, T, Renderer>(
     );
 
     let handle = match handle {
-        Handle::Arrow { size } => {
-            Some((Renderer::ICON_FONT, Renderer::ARROW_DOWN_ICON, *size))
-        }
+        Handle::Arrow { size } => Some((
+            Renderer::ICON_FONT,
+            Renderer::ARROW_DOWN_ICON,
+            *size,
+            text::Shaping::Basic,
+        )),
         Handle::Static(Icon {
             font,
             code_point,
             size,
-        }) => Some((*font, *code_point, *size)),
+            shaping,
+        }) => Some((*font, *code_point, *size, *shaping)),
         Handle::Dynamic { open, closed } => {
             if state().is_open {
-                Some((open.font, open.code_point, open.size))
+                Some((open.font, open.code_point, open.size, open.shaping))
             } else {
-                Some((closed.font, closed.code_point, closed.size))
+                Some((
+                    closed.font,
+                    closed.code_point,
+                    closed.size,
+                    closed.shaping,
+                ))
             }
         }
         Handle::None => None,
     };
 
-    if let Some((font, code_point, size)) = handle {
+    if let Some((font, code_point, size, shaping)) = handle {
         let size = size.unwrap_or_else(|| renderer.default_size());
 
         renderer.fill_text(Text {
@@ -628,6 +655,7 @@ pub fn draw<'a, T, Renderer>(
             },
             horizontal_alignment: alignment::Horizontal::Right,
             vertical_alignment: alignment::Vertical::Center,
+            shaping,
         });
     }
 
@@ -653,6 +681,7 @@ pub fn draw<'a, T, Renderer>(
             },
             horizontal_alignment: alignment::Horizontal::Left,
             vertical_alignment: alignment::Vertical::Center,
+            shaping: text_shaping,
         });
     }
 }
diff --git a/widget/src/radio.rs b/widget/src/radio.rs
index c3229aed..f62f4703 100644
--- a/widget/src/radio.rs
+++ b/widget/src/radio.rs
@@ -81,6 +81,7 @@ where
     size: f32,
     spacing: f32,
     text_size: Option<f32>,
+    text_shaping: text::Shaping,
     font: Option<Renderer::Font>,
     style: <Renderer::Theme as StyleSheet>::Style,
 }
@@ -123,6 +124,7 @@ where
             size: Self::DEFAULT_SIZE,
             spacing: Self::DEFAULT_SPACING, //15
             text_size: None,
+            text_shaping: text::Shaping::Basic,
             font: None,
             style: Default::default(),
         }
@@ -152,6 +154,12 @@ where
         self
     }
 
+    /// Sets the [`text::Shaping`] strategy of the [`Radio`] button.
+    pub fn text_shaping(mut self, shaping: text::Shaping) -> Self {
+        self.text_shaping = shaping;
+        self
+    }
+
     /// Sets the text font of the [`Radio`] button.
     pub fn font(mut self, font: impl Into<Renderer::Font>) -> Self {
         self.font = Some(font.into());
@@ -192,9 +200,15 @@ where
             .spacing(self.spacing)
             .align_items(Alignment::Center)
             .push(Row::new().width(self.size).height(self.size))
-            .push(Text::new(&self.label).width(self.width).size(
-                self.text_size.unwrap_or_else(|| renderer.default_size()),
-            ))
+            .push(
+                Text::new(&self.label)
+                    .width(self.width)
+                    .size(
+                        self.text_size
+                            .unwrap_or_else(|| renderer.default_size()),
+                    )
+                    .shaping(self.text_shaping),
+            )
             .layout(renderer, limits)
     }
 
@@ -309,6 +323,7 @@ where
                 },
                 alignment::Horizontal::Left,
                 alignment::Vertical::Center,
+                self.text_shaping,
             );
         }
     }
diff --git a/widget/src/text.rs b/widget/src/text.rs
index 04c31edc..50aa1370 100644
--- a/widget/src/text.rs
+++ b/widget/src/text.rs
@@ -1,3 +1,4 @@
+pub use crate::core::text::Shaping;
 pub use crate::core::widget::text::*;
 
 pub type Text<'a, Renderer = crate::Renderer> =
diff --git a/widget/src/text_input.rs b/widget/src/text_input.rs
index 9db382f7..32d0b1f8 100644
--- a/widget/src/text_input.rs
+++ b/widget/src/text_input.rs
@@ -463,6 +463,7 @@ where
             &icon.code_point.to_string(),
             icon.size.unwrap_or_else(|| renderer.default_size()),
             icon.font,
+            text::Shaping::Advanced,
         );
 
         let mut text_node = layout::Node::new(
@@ -975,6 +976,7 @@ pub fn draw<Renderer>(
             bounds: icon_layout.bounds(),
             horizontal_alignment: alignment::Horizontal::Left,
             vertical_alignment: alignment::Vertical::Top,
+            shaping: text::Shaping::Advanced,
         });
     }
 
@@ -1079,6 +1081,7 @@ pub fn draw<Renderer>(
         if text.is_empty() { placeholder } else { &text },
         size,
         font,
+        text::Shaping::Advanced,
     );
 
     let render = |renderer: &mut Renderer| {
@@ -1106,6 +1109,7 @@ pub fn draw<Renderer>(
             size,
             horizontal_alignment: alignment::Horizontal::Left,
             vertical_alignment: alignment::Vertical::Center,
+            shaping: text::Shaping::Advanced,
         });
     };
 
@@ -1310,8 +1314,12 @@ where
 {
     let text_before_cursor = value.until(cursor_index).to_string();
 
-    let text_value_width =
-        renderer.measure_width(&text_before_cursor, size, font);
+    let text_value_width = renderer.measure_width(
+        &text_before_cursor,
+        size,
+        font,
+        text::Shaping::Advanced,
+    );
 
     let offset = ((text_value_width + 5.0) - text_bounds.width).max(0.0);
 
@@ -1344,6 +1352,7 @@ where
             size,
             font,
             Size::INFINITY,
+            text::Shaping::Advanced,
             Point::new(x + offset, text_bounds.height / 2.0),
             true,
         )
diff --git a/widget/src/toggler.rs b/widget/src/toggler.rs
index 713a9c30..639bbb3b 100644
--- a/widget/src/toggler.rs
+++ b/widget/src/toggler.rs
@@ -43,6 +43,7 @@ where
     size: f32,
     text_size: Option<f32>,
     text_alignment: alignment::Horizontal,
+    text_shaping: text::Shaping,
     spacing: f32,
     font: Option<Renderer::Font>,
     style: <Renderer::Theme as StyleSheet>::Style,
@@ -80,6 +81,7 @@ where
             size: Self::DEFAULT_SIZE,
             text_size: None,
             text_alignment: alignment::Horizontal::Left,
+            text_shaping: text::Shaping::Basic,
             spacing: 0.0,
             font: None,
             style: Default::default(),
@@ -110,6 +112,12 @@ where
         self
     }
 
+    /// Sets the [`text::Shaping`] strategy of the [`Toggler`].
+    pub fn text_shaping(mut self, shaping: text::Shaping) -> Self {
+        self.text_shaping = shaping;
+        self
+    }
+
     /// Sets the spacing between the [`Toggler`] and the text.
     pub fn spacing(mut self, spacing: impl Into<Pixels>) -> Self {
         self.spacing = spacing.into().0;
@@ -167,7 +175,8 @@ where
                     .size(
                         self.text_size
                             .unwrap_or_else(|| renderer.default_size()),
-                    ),
+                    )
+                    .shaping(self.text_shaping),
             );
         }
 
@@ -249,6 +258,7 @@ where
                 Default::default(),
                 self.text_alignment,
                 alignment::Vertical::Center,
+                self.text_shaping,
             );
         }