Release 0.4.0 · hecrj/coffee

Task::succeed, which replaces the old Task::new. #66
Default implementation for ui::widget::slider::State.
Default, Clone, Copy, PartialEq, and Eq implementations for ui::widget::button::State.
Additional color constants: Color::RED, Color::GREEN, and Color::BLUE. #77
Color::from_rgb_u32, which allows to constructs a Color using an hexadecimal literal (0xRRGGBB). #77
From<nalgebra::Matrix3> and Into<nalgebra::Matrix3> implementations for Transformation. #78
Game::is_finished, which allows to gracefully quit the game on demand. #79
Canvas::read_pixels, a method to read the contents of a Canvas as a DynamicImage from the image crate.
ui::Panel, a dark box that can be used to wrap a widget.
ui::ProgressBar, a progress bar to give visual feedback to your users when performing a slow task.
ui::Image, a simple widget to display a graphics::Image in your user interface.
Mesh::new_with_tolerance, which allows to control the tolerance of line segment approximations. #100
Game::cursor_icon, which allows customization of the mouse cursor icon.

Mesh::stroke now takes an f32 as line_width instead of a u16.
Task::new now supports a lazy operation that can fail. #66
Face culling has been disabled for Vulkan, Metal, D3D11, and D3D12 backends. In OpenGL, face culling was already disabled.
Transformation::nonuniform_scale now takes a Vector. #78
The logic of KeyboardAndMouse has been split into the new Keyboard and Mouse input trackers. The new mouse and keyboard methods can be used to obtain them, respectively. #69
The Mouse type can now track additional input:
- any button click #67
- wheel movements #67
- the cursor leaving/entering the game window #67
The mesh example now has a slider to control the tolerance. #100

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