rects array must be big enough to accommodate all characters in the given ranges

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

UTF16 strings use surrogate pairs to encode codepoints >= 0x10000, so we should save the high surrogate.

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 pushes a temporari

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.