/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*- * This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ #ifndef GFX_TYPES_H #define GFX_TYPES_H #include "nsAtomicRefcnt.h" /** * Currently needs to be 'double' for Cairo compatibility. Could * become 'float', perhaps, in some configurations. */ typedef double gfxFloat; # define THEBES_API /** * Priority of a line break opportunity. * * eNoBreak The line has no break opportunities * eWordWrapBreak The line has a break opportunity only within a word. With * word-wrap: break-word we will break at this point only if * there are no other break opportunities in the line. * eNormalBreak The line has a break opportunity determined by the standard * line-breaking algorithm. * * Future expansion: split eNormalBreak into multiple priorities, e.g. * punctuation break and whitespace break (bug 389710). * As and when we implement it, text-wrap: unrestricted will * mean that priorities are ignored and all line-break * opportunities are equal. * * @see gfxTextRun::BreakAndMeasureText * @see nsLineLayout::NotifyOptionalBreakPosition */ enum gfxBreakPriority { eNoBreak = 0, eWordWrapBreak, eNormalBreak }; #endif /* GFX_TYPES_H */