Add `style` and `padding` to `Tooltip`

1 files changed, 62 insertions, 24 deletions

diff --git a/graphics/src/widget/tooltip.rs b/graphics/src/widget/tooltip.rs
index 26b18507..51b465a5 100644
--- a/graphics/src/widget/tooltip.rs
+++ b/graphics/src/widget/tooltip.rs
@@ -1,8 +1,9 @@
 //! Decorate content and apply alignment.
 use crate::backend::{self, Backend};
-use crate::defaults::Defaults;
+use crate::defaults::{self, Defaults};
 use crate::{Primitive, Renderer, Vector};
 
+use iced_native::container;
 use iced_native::layout::{self, Layout};
 use iced_native::{Element, Point, Rectangle, Size, Text};
 
@@ -19,7 +20,7 @@ impl<B> iced_native::tooltip::Renderer for Renderer<B>
 where
     B: Backend + backend::Text,
 {
-    type Style = ();
+    const DEFAULT_PADDING: u16 = 5;
 
     fn draw<Message>(
         &mut self,
@@ -30,10 +31,10 @@ where
         content: &Element<'_, Message, Self>,
         tooltip: &Text<Self>,
         position: Position,
+        style_sheet: &<Self as container::Renderer>::Style,
         gap: u16,
+        padding: u16,
     ) -> Self::Output {
-        let bounds = content_layout.bounds();
-
         let (content, mouse_interaction) = content.draw(
             self,
             &defaults,
@@ -42,13 +43,26 @@ where
             viewport,
         );
 
+        let bounds = content_layout.bounds();
+
         if bounds.contains(cursor_position) {
             use iced_native::Widget;
 
+            let gap = f32::from(gap);
+            let padding = f32::from(padding);
+            let style = style_sheet.style();
+
+            let defaults = Defaults {
+                text: defaults::Text {
+                    color: style.text_color.unwrap_or(defaults.text.color),
+                },
+            };
+
             let tooltip_layout = Widget::<(), Self>::layout(
                 tooltip,
                 self,
-                &layout::Limits::new(Size::ZERO, viewport.size()),
+                &layout::Limits::new(Size::ZERO, viewport.size())
+                    .pad(f32::from(padding)),
             );
 
             let tooltip_bounds = tooltip_layout.bounds();
@@ -59,22 +73,23 @@ where
             let y_center =
                 bounds.y + (bounds.height - tooltip_bounds.height) / 2.0;
 
-            let gap = f32::from(gap);
-
             let offset = match position {
                 Position::Top => Vector::new(
                     x_center,
-                    bounds.y - tooltip_bounds.height - gap,
+                    bounds.y - tooltip_bounds.height - gap - padding,
+                ),
+                Position::Bottom => Vector::new(
+                    x_center,
+                    bounds.y + bounds.height + gap + padding,
+                ),
+                Position::Left => Vector::new(
+                    bounds.x - tooltip_bounds.width - gap - padding,
+                    y_center,
+                ),
+                Position::Right => Vector::new(
+                    bounds.x + bounds.width + gap + padding,
+                    y_center,
                 ),
-                Position::Bottom => {
-                    Vector::new(x_center, bounds.y + bounds.height + gap)
-                }
-                Position::Left => {
-                    Vector::new(bounds.x - tooltip_bounds.width - gap, y_center)
-                }
-                Position::Right => {
-                    Vector::new(bounds.x + bounds.width + gap, y_center)
-                }
                 Position::FollowCursor => Vector::new(
                     cursor_position.x,
                     cursor_position.y - tooltip_bounds.height,
@@ -84,19 +99,42 @@ where
             let (tooltip, _) = Widget::<(), Self>::draw(
                 tooltip,
                 self,
-                defaults,
+                &defaults,
                 Layout::with_offset(offset, &tooltip_layout),
                 cursor_position,
                 viewport,
             );
 
+            let tooltip_bounds = Rectangle {
+                x: offset.x - padding,
+                y: offset.y - padding,
+                width: tooltip_bounds.width + padding * 2.0,
+                height: tooltip_bounds.height + padding * 2.0,
+            };
+
             (
-                Primitive::Clip {
-                    bounds: *viewport,
-                    offset: Vector::new(0, 0),
-                    content: Box::new(Primitive::Group {
-                        primitives: vec![content, tooltip],
-                    }),
+                Primitive::Group {
+                    primitives: vec![
+                        content,
+                        Primitive::Clip {
+                            bounds: *viewport,
+                            offset: Vector::new(0, 0),
+                            content: Box::new(
+                                if let Some(background) =
+                                    crate::container::background(
+                                        tooltip_bounds,
+                                        &style,
+                                    )
+                                {
+                                    Primitive::Group {
+                                        primitives: vec![background, tooltip],
+                                    }
+                                } else {
+                                    tooltip
+                                },
+                            ),
+                        },
+                    ],
                 },
                 mouse_interaction,
             )