From 8d68c8584ea99d3974571cd92edcb31999ebb8fa Mon Sep 17 00:00:00 2001 From: Billy Messenger Date: Thu, 13 Aug 2020 12:54:34 -0500 Subject: widget Rule added --- graphics/src/widget/rule.rs | 89 +++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 89 insertions(+) create mode 100644 graphics/src/widget/rule.rs (limited to 'graphics/src/widget') diff --git a/graphics/src/widget/rule.rs b/graphics/src/widget/rule.rs new file mode 100644 index 00000000..5ff5197d --- /dev/null +++ b/graphics/src/widget/rule.rs @@ -0,0 +1,89 @@ +//! Display a horizontal or vertical rule for dividing content. + +use crate::{Backend, Primitive, Renderer}; +use iced_native::mouse; +use iced_native::rule; +use iced_native::{Background, Color, Rectangle}; + +pub use iced_style::rule::{Style, StyleSheet}; + +/// Display a horizontal or vertical rule for dividing content. +/// +/// This is an alias of an `iced_native` rule with an `iced_graphics::Renderer`. +pub type Rule = iced_native::Rule>; + +impl rule::Renderer for Renderer +where + B: Backend, +{ + type Style = Box; + + fn draw( + &mut self, + bounds: Rectangle, + style_sheet: &Self::Style, + is_horizontal: bool, + ) -> Self::Output { + let style = style_sheet.style(); + + let line = if is_horizontal { + let line_y = (bounds.y + (bounds.height / 2.0) + - (style.width as f32 / 2.0)) + .round(); + + let (line_x, line_width) = if style.fill_percent >= 100 { + (bounds.x, bounds.width) + } else { + let percent_width = + (bounds.width * style.fill_percent as f32 / 100.0).round(); + ( + bounds.x + ((bounds.width - percent_width) / 2.0).round(), + percent_width, + ) + }; + + Primitive::Quad { + bounds: Rectangle { + x: line_x, + y: line_y, + width: line_width, + height: style.width as f32, + }, + background: Background::Color(style.color), + border_radius: style.radius, + border_width: 0, + border_color: Color::TRANSPARENT, + } + } else { + let line_x = (bounds.x + (bounds.width / 2.0) + - (style.width as f32 / 2.0)) + .round(); + + let (line_y, line_height) = if style.fill_percent >= 100 { + (bounds.y, bounds.height) + } else { + let percent_height = + (bounds.height * style.fill_percent as f32 / 100.0).round(); + ( + bounds.y + ((bounds.height - percent_height) / 2.0).round(), + percent_height, + ) + }; + + Primitive::Quad { + bounds: Rectangle { + x: line_x, + y: line_y, + width: style.width as f32, + height: line_height, + }, + background: Background::Color(style.color), + border_radius: style.radius, + border_width: 0, + border_color: Color::TRANSPARENT, + } + }; + + (line, mouse::Interaction::default()) + } +} -- cgit