gecko-dev/gfx/2d/Types.h

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/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*-
* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is Mozilla Corporation code.
*
* The Initial Developer of the Original Code is Mozilla Foundation.
* Portions created by the Initial Developer are Copyright (C) 2011
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Bas Schouten <bschouten@mozilla.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#ifndef MOZILLA_GFX_TYPES_H_
#define MOZILLA_GFX_TYPES_H_
#include "mozilla/StdInt.h"
#include <stddef.h>
namespace mozilla {
namespace gfx {
typedef float Float;
enum SurfaceType
{
SURFACE_DATA, /* Data surface - bitmap in memory */
SURFACE_D2D1_BITMAP, /* Surface wrapping a ID2D1Bitmap */
SURFACE_D2D1_DRAWTARGET, /* Surface made from a D2D draw target */
SURFACE_CAIRO, /* Surface wrapping a cairo surface */
SURFACE_CAIRO_IMAGE, /* Data surface wrapping a cairo image surface */
SURFACE_COREGRAPHICS_IMAGE, /* Surface wrapping a CoreGraphics Image */
SURFACE_COREGRAPHICS_CGCONTEXT, /* Surface wrapping a CG context */
SURFACE_SKIA /* Surface wrapping a Skia bitmap */
};
enum SurfaceFormat
{
FORMAT_B8G8R8A8,
FORMAT_B8G8R8X8,
FORMAT_R5G6B5,
FORMAT_A8
};
enum BackendType
{
BACKEND_NONE,
BACKEND_DIRECT2D,
BACKEND_COREGRAPHICS,
BACKEND_CAIRO,
BACKEND_SKIA
};
enum FontType
{
FONT_DWRITE,
FONT_GDI,
FONT_MAC,
FONT_SKIA,
FONT_CAIRO,
FONT_COREGRAPHICS
};
enum NativeSurfaceType
{
NATIVE_SURFACE_D3D10_TEXTURE,
NATIVE_SURFACE_CAIRO_SURFACE,
NATIVE_SURFACE_CGCONTEXT
};
enum NativeFontType
{
NATIVE_FONT_DWRITE_FONT_FACE,
NATIVE_FONT_GDI_FONT_FACE,
NATIVE_FONT_MAC_FONT_FACE,
NATIVE_FONT_SKIA_FONT_FACE,
NATIVE_FONT_CAIRO_FONT_FACE
};
enum CompositionOp { OP_OVER, OP_ADD, OP_ATOP, OP_OUT, OP_IN, OP_SOURCE, OP_DEST_IN, OP_DEST_OUT, OP_DEST_OVER, OP_DEST_ATOP, OP_XOR, OP_COUNT };
enum ExtendMode { EXTEND_CLAMP, EXTEND_REPEAT, EXTEND_REFLECT };
enum FillRule { FILL_WINDING, FILL_EVEN_ODD };
enum AntialiasMode { AA_NONE, AA_GRAY, AA_SUBPIXEL };
enum Snapping { SNAP_NONE, SNAP_ALIGNED };
enum Filter { FILTER_LINEAR, FILTER_POINT };
enum PatternType { PATTERN_COLOR, PATTERN_SURFACE, PATTERN_LINEAR_GRADIENT, PATTERN_RADIAL_GRADIENT };
enum JoinStyle { JOIN_BEVEL, JOIN_ROUND, JOIN_MITER, JOIN_MITER_OR_BEVEL };
enum CapStyle { CAP_BUTT, CAP_ROUND, CAP_SQUARE };
enum SamplingBounds { SAMPLING_UNBOUNDED, SAMPLING_BOUNDED };
/* Color is stored in non-premultiplied form */
struct Color
{
public:
Color()
: r(0.0f), g(0.0f), b(0.0f), a(0.0f)
{}
Color(Float aR, Float aG, Float aB, Float aA)
: r(aR), g(aG), b(aB), a(aA)
{}
Color(Float aR, Float aG, Float aB)
: r(aR), g(aG), b(aB), a(1.0f)
{}
static Color FromABGR(uint32_t aColor)
{
Color newColor(((aColor >> 0) & 0xff) * (1.0f / 255.0f),
((aColor >> 8) & 0xff) * (1.0f / 255.0f),
((aColor >> 16) & 0xff) * (1.0f / 255.0f),
((aColor >> 24) & 0xff) * (1.0f / 255.0f));
return newColor;
}
Float r, g, b, a;
};
struct GradientStop
{
bool operator<(const GradientStop& aOther) const {
return offset < aOther.offset;
}
Float offset;
Color color;
};
}
}
// Side constants for use in various places
namespace mozilla {
namespace css {
enum Side {eSideTop, eSideRight, eSideBottom, eSideLeft};
}
}
// XXX - These don't really belong here. But for now this is where they go.
#define NS_SIDE_TOP mozilla::css::eSideTop
#define NS_SIDE_RIGHT mozilla::css::eSideRight
#define NS_SIDE_BOTTOM mozilla::css::eSideBottom
#define NS_SIDE_LEFT mozilla::css::eSideLeft
#endif /* MOZILLA_GFX_TYPES_H_ */