michael@0: /* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*-
michael@0:  * This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #ifndef GFX_TYPES_H
michael@0: #define GFX_TYPES_H
michael@0: 
michael@0: #include <stdint.h>
michael@0: #include "mozilla/TypedEnum.h"
michael@0: 
michael@0: typedef struct _cairo_surface cairo_surface_t;
michael@0: typedef struct _cairo_user_data_key cairo_user_data_key_t;
michael@0: 
michael@0: typedef void (*thebes_destroy_func_t) (void *data);
michael@0: 
michael@0: /**
michael@0:  * Currently needs to be 'double' for Cairo compatibility. Could
michael@0:  * become 'float', perhaps, in some configurations.
michael@0:  */
michael@0: typedef double gfxFloat;
michael@0: 
michael@0: /**
michael@0:  * Priority of a line break opportunity.
michael@0:  *
michael@0:  * eNoBreak       The line has no break opportunities
michael@0:  * eWordWrapBreak The line has a break opportunity only within a word. With
michael@0:  *                word-wrap: break-word we will break at this point only if
michael@0:  *                there are no other break opportunities in the line.
michael@0:  * eNormalBreak   The line has a break opportunity determined by the standard
michael@0:  *                line-breaking algorithm.
michael@0:  *
michael@0:  * Future expansion: split eNormalBreak into multiple priorities, e.g.
michael@0:  *                    punctuation break and whitespace break (bug 389710).
michael@0:  *                   As and when we implement it, text-wrap: unrestricted will
michael@0:  *                    mean that priorities are ignored and all line-break
michael@0:  *                    opportunities are equal.
michael@0:  *
michael@0:  * @see gfxTextRun::BreakAndMeasureText
michael@0:  * @see nsLineLayout::NotifyOptionalBreakPosition
michael@0:  */
michael@0: MOZ_BEGIN_ENUM_CLASS(gfxBreakPriority)
michael@0:   eNoBreak       = 0,
michael@0:   eWordWrapBreak,
michael@0:   eNormalBreak
michael@0: MOZ_END_ENUM_CLASS(gfxBreakPriority)
michael@0: 
michael@0: /**
michael@0:   * The format for an image surface. For all formats with alpha data, 0
michael@0:   * means transparent, 1 or 255 means fully opaque.
michael@0:   */
michael@0: MOZ_BEGIN_ENUM_CLASS(gfxImageFormat)
michael@0:   ARGB32, ///< ARGB data in native endianness, using premultiplied alpha
michael@0:   RGB24,  ///< xRGB data in native endianness
michael@0:   A8,     ///< Only an alpha channel
michael@0:   A1,     ///< Packed transparency information (one byte refers to 8 pixels)
michael@0:   RGB16_565,  ///< RGB_565 data in native endianness
michael@0:   Unknown
michael@0: MOZ_END_ENUM_CLASS(gfxImageFormat)
michael@0: 
michael@0: MOZ_BEGIN_ENUM_CLASS(gfxSurfaceType)
michael@0:   Image,
michael@0:   PDF,
michael@0:   PS,
michael@0:   Xlib,
michael@0:   Xcb,
michael@0:   Glitz,           // unused, but needed for cairo parity
michael@0:   Quartz,
michael@0:   Win32,
michael@0:   BeOS,
michael@0:   DirectFB,        // unused, but needed for cairo parity
michael@0:   SVG,
michael@0:   OS2,
michael@0:   Win32Printing,
michael@0:   QuartzImage,
michael@0:   Script,
michael@0:   QPainter,
michael@0:   Recording,
michael@0:   VG,
michael@0:   GL,
michael@0:   DRM,
michael@0:   Tee,
michael@0:   XML,
michael@0:   Skia,
michael@0:   Subsurface,
michael@0:   D2D,
michael@0:   Max
michael@0: MOZ_END_ENUM_CLASS(gfxSurfaceType)
michael@0: 
michael@0: MOZ_BEGIN_ENUM_CLASS(gfxContentType)
michael@0:   COLOR       = 0x1000,
michael@0:   ALPHA       = 0x2000,
michael@0:   COLOR_ALPHA = 0x3000,
michael@0:   SENTINEL    = 0xffff
michael@0: MOZ_END_ENUM_CLASS(gfxContentType)
michael@0: 
michael@0: /**
michael@0:   * The memory used by a gfxASurface (as reported by KnownMemoryUsed()) can
michael@0:   * either live in this process's heap, in this process but outside the
michael@0:   * heap, or in another process altogether.
michael@0:   */
michael@0: MOZ_BEGIN_ENUM_CLASS(gfxMemoryLocation)
michael@0:   IN_PROCESS_HEAP,
michael@0:   IN_PROCESS_NONHEAP,
michael@0:   OUT_OF_PROCESS
michael@0: MOZ_END_ENUM_CLASS(gfxMemoryLocation)
michael@0: 
michael@0: #endif /* GFX_TYPES_H */