API click: on mouse down, move the cursor to the clicked location, and reset the selection

discard the oldest entry in the undo list

API drag: on mouse drag, move the cursor and selection endpoint to the clicked location

find the x/y location of a character, and remember info about the previous row in case we get a move-up event (for page up, we'll have to rescan)

stb_textedit internally allows for a single undo record to do addition and deletion, but somehow, calling the stb_textedit_paste() function creates tw

canoncialize the selection so start <= end

API key: process text input [DEAR IMGUI] Added stb_textedit_text(), extracted out and called by stb_textedit_key() for backward compatibility.

returns 1 if the sum of two signed ints is valid (between -2^31 and 2^31-1 inclusive), 0 on overflow.

adds an extra all-255 alpha channel dest == src is legal img_n must be 1 or 3

create the png data from post-deflated data

this function is designed to support animated gifs, although stb_image doesn't support it two back is the image from two frames ago, used for a very s

decode one 64-entry block--

get some unsigned bits

returns 1 if "a*b + add" has no negative terms/factors and doesn't overflow

returns 1 if the product of two ints fits in a signed short, 0 on overflow.

set up the kernels

read 16bit value and convert to 24bit RGB

find minimum y position if it starts at x1

check if a utf8 string contains a prefix which is the utf16 string; if so return length of matching utf8 string

----------------------------------------------------------------------------- [fs.path.nonmember] path non-member functions

Quadratic Bezier takes 3 controls points

Ellipse

Load embedded ProggyClean.ttf at size 13, disable oversampling

Pass in translated ASCII characters for text input. - with glfw you can get those from the callback set in glfwSetCharCallback() - on Windows you can

This is not a real event, the data is latched in order to be stored in actual Mouse events. This is so that duplicate events (e.g. Windows sending ext

Guaranteed to honor 'num_segments'

Guaranteed to honor 'num_segments'

Append the lines of another (span-less) fragment, remapping its folds.

Encode one unicode codepoint as UTF-8.

The item an ADD clause authors / an explicit-value REMOVE names.

Does an existing item match a REMOVE clause's explicit value/PRIM_PATH?

Sugiyama layered graph auto-layout with connected-component splitting and per-type subgraph layout within each component. 1. Find connected component

Used only in the editor, so no point adding them to ImGuiHelpers yet