Module drawing

Drawing-related items Functions for drawing in Carnelian Carnelian uses the Render abstraction over Forma and Spinel to put pixels on screen. The items in this module are higher- level drawing primitives.

Structs

FontFace

Struct containing a font data.

Glyph

GlyphMap

Paint

Struct combining a foreground and background color.

Text

TextGrid

Struct containing text grid details.

Enums

DisplayRotation

Some Fuchsia device displays are mounted rotated. This value represents The supported rotations and can be used by views to rotate their content to display appropriately when running on the frame buffer.

Functions

linebreak_text

Break up text into chunks guaranteed to be no wider than max_width when rendered with face at font_size.

load_font

Load a font from the provided path.

measure_text_size

Return the size in pixels for the specified text, face and size.

measure_text_width

Return the width in pixels for the specified text, face and size.

path_for_circle

Create a render path for the specified circle.

path_for_corner_knockouts

Create a path for knocking out the points of a rectangle, giving it a rounded appearance.

path_for_cursor

Create a render path for a fuchsia-style teardrop cursor.

path_for_polygon

Create a render path for the specified polygon.

path_for_rectangle

Create a render path for the specified rectangle.

path_for_rounded_rectangle

Create a render path for the specified rounded rectangle.