note: this routine clips fills that extend off the edges... ideally this wouldn't happen, but it could happen if the truetype glyph bounding boxes are

since most people won't use this, find this table the first time it's needed

x^3 + a*x^2 + b*x + c = 0

tessellate until threshold p is happy... @TODO warped to compensate for non-linear stretching

Set bit n in the array

No specific ordering/dependency support, will see as needed

- We intentionally avoid using ImVec2 and its math operators here to reduce cost to a minimum for debug/non-inlined builds. - Filled shapes must alway

Load embedded ProggyClean.ttf at size 13, disable oversampling

NB: Transfer ownership of 'ttf_data' to ImFontAtlas, unless font_cfg_template->FontDataOwnedByAtlas == false. Owned TTF buffer will be deleted after B

Queue a new key down/up event. - ImGuiKey key: Translated key (as in, generally ImGuiKey_A matches the key end-user would use to emit an 'A' cha

Helper functions to demonstrate programmatic constraints FIXME: This doesn't take account of decoration size (e.g. title bar), library should make thi

Helper to create a child window / scrolling region that looks like a normal widget frame.

Call directly after the BeginCombo/EndCombo block. The preview is designed to only host non-interactive elements (Experimental, see GitHub issues: #16

BeginDisabled()/EndDisabled() - Those can be nested but it cannot be used to enable an already disabled section (a single BeginDisabled(true) in the s

When this returns true you need to: a) call SetDragDropPayload() exactly once, b) you may render the payload visual/description, c) call EndDragDropSo

We don't use BeginDragDropTargetCustom() and duplicate its code because: 1) we use LastItemRectHoveredRect which handles items that push a temporarily

Lock horizontal starting position + capture group bounding box into one "item" (so you can use IsItemHovered() or layout primitives such as SameLine()

Tip: To have a list filling the entire window width, use size.x = -FLT_MIN and pass an non-visible label e.g. "##empty" Tip: If your vertical size is

FIXME: Provided a rectangle perhaps e.g. a BeginMenuBarEx() could be used anywhere.. Currently the main responsibility of this function being to setup

This is a helper to handle the simplest case of associating one named popup to one given widget. - To create a popup associated to the last item, you

Attention! BeginPopup() adds default flags which BeginPopupEx()!

If 'p_open' is specified for a modal popup window, the popup will have a regular close button which will close the popup. Note that popup visibility s

Read about "TABLE SIZING" at the top of this file.

Important: calling order matters! FIXME: Somehow overlapping with docking tech. FIXME: The "rect-cut" aspect of this could be formalized into a lower-

For quicker full rebuild of a storage (instead of an incremental one), you may add all your contents and then sort once.

Text with a little bullet aligned to the typical tree node.

[Internal] Calculate full item size given user provided 'size' parameter and default width/height. Default width is often == CalcItemWidth(). Those tw

Calculate default item width given value passed to PushItemWidth() or SetNextItemWidth(). The SetNextItemWidth() data is generally cleared/consumed by

Legacy helper to calculate coarse clipping of large list of evenly sized items. This legacy API is not ideal because it assumes we will return a singl

Calculate text size. Text can be multi-line. Optionally ignore text after a ## marker. CalcTextSize("") should return ImVec2(0.0f, g.FontSize)

t0 = previous time (e.g.: g.Time - g.IO.DeltaTime) t1 = current time (e.g.: g.Time) An event is triggered at: t = 0.0f t = repeat_delay, t = re

Simple word-wrapping for English, not full-featured. Please submit failing cases! This will return the next location to wrap from. If no wrapping if n

Calculate work rect pos/size given a set of offset (we have 1 pair of offset for rect locked from last frame data, and 1 pair for currently building r

Call context hooks (used by e.g. test engine) We assume a small number of hooks so all stored in same array

Use new ImageButton() signature (explicit item id, regular FramePadding) OBSOLETED in 1.88 (from May 2022)