Merge f2 into f.

NewDevice creates a new Device given the api. Note that the device does not assume ownership of the resources contained in api; the caller must ensur

NewTheme constructs a theme (and underlying text shaper).

PushOpacity creates a drawing layer with an opacity in the range [0;1]. The layer includes every subsequent drawing operation until [OpacityStack.Pop]

Rect is a shorthand for Rectangle{Point{x0, y0}, Point{x1, y1}}. The returned Rectangle has x0 and y0 swapped if necessary so that it's correctly form

RevealFocus scrolls the current focus (if any) into viewport if there are scrollable parent handlers.

Sample adds an absolute sample to the estimation.

SetCaret moves the caret to start, and sets the selection end to end. start and end are in runes, and represent offsets into the editor text.

Update state and report whether a pointer is inside the area.

Update the state of the selectable in response to input events. It returns whether the text selection changed during event processing.

Update the draggable and returns the MIME type for which the Draggable was requested to offer data, if any

Width returns the minor axis width of the scrollbar in its current configuration (taking padding for the scroll track into account).

add adds the given rectangle to the atlases and return the allocated position.

append adds the lines of other to the end of l and ensures they are aligned to the same width.

assertActionAt checks that the router has a system action of the expected type at point.

assertEventPriorities checks that the pointer.Event priorities of events match prios.

assertEventTypeSequence checks that the provided event types match expected.

clamp1 limits v to range [0..1].

complexGlyph returns a simple square glyph with the provided cluster value, number of associated runes, and number of glyphs in the cluster.

constraints returns the constraints for axis a.

crossConstraint returns the min and max cross constraints for axis a.

emitProcessed adds a token of the given kind, but transforms its value with the provided closure first.

flushOffers remove all wl_data_offers that isn't the clipboard content.

funcOf is like js.FuncOf but adds the js.Func to a list of functions to be released during cleanup.

issue34474KeepAlive calls runtime.KeepAlive as a workaround for golang.org/issue/34474.

mainConstraint returns the min and max main constraints for axis a.

makePosTestText returns two bidi samples of shaped text at the given font size and wrapped to the given line width. The runeLimit, if nonzero, truncat

paintGlyph buffers up and paints text glyphs. It should be invoked iteratively upon each glyph until it returns false. The line parameter should be a

redo applies the modification at e.history[e.historyIdx] and increments e.historyIdx.

runOnMain runs the function on the main thread.

sRGBToLinear transforms color value from sRGB to linear.