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svg_types.mli
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svg_types.mli
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(* TyXML
* http://www.ocsigen.org/tyxml
* Copyright (C) 2010 by Simon Castellan
* Copyright (C) 2010 by Cecile Herbelin
* Copyright (C) 2010 by Vincent Balat
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, with linking exception;
* either version 2.1 of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Suite 500, Boston, MA 02110-1301, USA.
*)
(** SVG types with variants, goes with {!Svg_sigs.T}. *)
(** This module defines basic data types for data, attributes
and element occurring in SVG documents.
It is based on the specification available at http://www.w3.org/TR/SVG/.
This module is experimental, it may lack of some attributes,
and the interface is very low level and do not take deeply into account
the needs of SVG elements. *)
(* Some attribute and elements are tagged with XXX: they
may be improved and do not match completely the SVG spec *)
(** {1 Categories of elements and attributes} *)
(** This part defines the categories of elements and attributes *)
(** {2 Elements} *)
type animation_element =
[ | `AnimateColor | `AnimateMotion | `AnimateTransform | `Animate | `Set ]
type descriptive_element = [ | `Desc | `Metadata | `Title ]
type basic_shape_element =
[ | `Circle | `Ellipse | `Line | `Polygon | `Polyline | `Rect ]
type container_element =
[
| `A
| `Defs
| `Glyph
| `G
| `Marker
| `Mask
| `Missing_glyph
| `Pattern
| `Svg
| `Switch
| `Symbol
]
type filter_primitive_element =
[
| `FeBlend
| `FeColorMatrix
| `FeComponentTransfer
| `FeComposite
| `FeConvolveMatrix
| `FeDiffuseLighting
| `FeDisplacementMap
| `FeFlood
| `FeGaussianBlur
| `FeImage
| `FeMerge
| `FeMorphology
| `FeOffset
| `FeSpecularLighting
| `FeTile
| `FeTurbulence
]
type light_source_element =
[
| `FeDistantLight
| `FePointLight
| `FeSpotLight
]
type shape_element = [ | `Circle | `Ellipse | `Line | `Path | `Polyline | `Polygon | `Rect]
type structural_element = [ | `Defs | `G | `Svg | `Symbol | `Use ]
type text_content_element =
[ | `AltGlyph | `TextPath | `Text | `Tref | `Tspan ]
type text_content_child_element =
[ | `AltGlyph | `TextPath | `Tref | `Tspan ]
type gradient_element = [ | `Lineargradient | `Radialgradient ]
type graphics_element =
[
| `Circle
| `Ellipse
| `Image
| `Line
| `Path
| `Polygon
| `Polyline
| `Rect
| `Text
| `Use
]
type graphics_ref_element = [ | `Image | `Use ]
(** {2 Attributes } *)
type conditional_processing_attr =
[ | `RequiredExtensions | `RequiredFeatures | `SystemLanguage ]
type core_attr = [ | `Id | `Xml_base | `Xml_lang | `Xml_space | `User_data ]
type transfer_attr =
[
| `Type_transfert
| `TableValues
| `Slope
| `Intercept
| `Amplitude
| `Exponent
| `Offset_transfer
]
type document_event_attr =
[ | `OnAbort | `OnError | `OnResize | `OnScroll | `OnUnload | `OnZoom ]
type filter_primitive_attr = [ | `Height | `Result | `Width | `X | `Y ]
type animation_event_attr = [ | `OnBegin | `OnEnd | `OnRepeat | `OnLoad ]
type animation_attr_target_attr = [ | `AttributeType | `AttributeName ]
type animation_timing_attr =
[
| `Begin
| `Dur
| `End
| `Min
| `Max
| `Restart
| `RepeatCount
| `RepeatDur
| `Fill_Animation
]
type animation_value_attr =
[ | `CalcMode | `Valuesanim | `KeyTimes | `KeySplines | `From | `To | `By
]
type animation_addition_attr = [ | `Additive | `Accumulate ]
type presentation_attr =
[
| `Alignment_Baseline
| `Baseline_Shift
| `Clip
| `Clip_Path
| `Clip_Rule
| `Color
| `Color_Interpolation
| `Color_interpolation_filters
| `Color_profile
| `Color_rendering
| `Cursor
| `Direction
| `Display
| `Dominant_Baseline
| `Enable_background
| `Fill
| `Fill_opacity
| `Fill_rule
| `Filter
| `Flood_Color
| `Flood_Opacity
| `Font_Family
| `Font_Size
| `Font_Size_Adjust
| `Font_Stretch
| `Font_Style
| `Font_Variant
| `Font_Weight
| `Glyph_Orientation_Horizontal
| `Glyph_Orientation_Vertical
| `Image_Rendering
| `Kerning
| `Letter_Spacing
| `Lighting_Color
| `Marker_End
| `Marker_Mid
| `Marker_Start
| `Mask
| `Opacity
| `Overflow
| `Pointer_Events
| `Shape_Rendering
| `Stop_Color
| `Stop_Opacity
| `Stroke
| `Stroke_Dasharray
| `Stroke_Dashoffset
| `Stroke_Linecap
| `Stroke_Linejoin
| `Stroke_Miterlimit
| `Stroke_Opacity
| `Stroke_Width
| `Text_Anchor
| `Text_Decoration
| `Text_Rendering
| `Unicode_Bidi
| `Visibility
| `Word_Spacing
| `Writing_Mode
]
type graphical_event_attr =
[
| `OnActivate
| `OnClick
| `OnFocusIn
| `OnFocusOut
| `OnLoad
| `OnMouseDown
| `OnMouseMove
| `OnMouseOut
| `OnMouseOver
| `OnMouseUp
]
type xlink_attr =
[
| `Xlink_href
| `Xlink_type
| `Xlink_role
| `Xlink_arcrole
| `Xlink_title
| `Xlink_show
| `Xlink_actuate
]
(** {2 Generic data types} *)
type iri = string
(** An IRI reference is an Internationalized Resource Identifier with
an optional fragment identifier, as defined in Internationalized
Resource Identifiers [RFC3987]. An IRI reference serves as a reference
to a resource or (with a fragment identifier) to a secondary
resource. See References and the ‘defs’ element.. *)
(** {2 Units} *)
(** SVG defines several units to measure time, length, angles. *)
module Unit : sig
type 'a quantity = (float * 'a option)
type angle = [ `Deg | `Grad | `Rad ] quantity
type length = [ `Em | `Ex | `Px | `In | `Cm | `Mm | `Pt | `Pc | `Percent ] quantity
type time = [ `S | `Ms ] quantity
type frequency = [ `Hz | `KHz ] quantity
end
open Unit
type coord = length
type number = float
type number_optional_number = (number * (number option))
type percentage = float
type strings = string list
type color = string
type icccolor = string
type paint_whitout_icc =
[ `None | `CurrentColor
| `Color of (color * icccolor option)
]
type paint =
[ paint_whitout_icc
| `Icc of (iri * paint_whitout_icc option) ]
type fill_rule =
[ `Nonzero
| `Evenodd ]
(* Transformation *)
type transform =
[ `Matrix of (float * float * float * float * float * float)
| `Translate of (float * (float option))
| `Scale of (float * (float option))
| `Rotate of (angle * ((float * float) option))
| `SkewX of angle
| `SkewY of angle ]
type spacestrings = string list
type commastrings = string list
type transforms = transform list
type fourfloats = (float * float * float * float)
type lengths = length list
type numbers = float list
type numbers_semicolon = float list
type coords = (float * float) list
type rotate = float list
type pcdata = [ `PCDATA ]
type txt = [ | `PCDATA ]
(** {1 Element} *)
(*-ELEMENTS-*)
type svg = [ | `Svg ]
(* star *)
type svg_content =
[
| animation_element
| descriptive_element
| shape_element
| structural_element
| gradient_element
| `A
| `AltGlyphDef
| `ClipPath
| `Color_Profile
| `Cursor
| `Filter
| `Font
| `Font_Face
| `ForeignObject
| `Image
| `Marker
| `Mask
| `Pattern
| `Script
| `Style
| `Switch
| `Text
| `View
]
type svg_attr =
[
| conditional_processing_attr
| core_attr
| document_event_attr
| graphical_event_attr
| presentation_attr
| `Class
| `Style
| `ExternalResourcesRequired
| `X
| `Y
| `Width
| `Height
| `ViewBox
| `PreserveAspectRatio
| `ZoomAndPlan
| `Version
| `BaseProfile
| `ContentScriptType
| `ContentStyleType
| `X
| `Y
]
type g = [ | `G ]
(* star *)
type g_content =
[
| animation_element
| descriptive_element
| shape_element
| structural_element
| gradient_element
| `A
| `AltGlyphDef
| `ClipPath
| `Color_Profile
| `Cursor
| `Filter
| `Font
| `Font_Face
| `ForeignObject
| `Image
| `Marker
| `Mask
| `Pattern
| `Script
| `Style
| `Switch
| `Text
| `View
]
type g_attr =
[
| conditional_processing_attr
| core_attr
| graphical_event_attr
| presentation_attr
| `Class
| `Style
| `ExternalResourcesRequired
| `Transform
]
type defs = [ | `Defs ]
(* star *)
type defs_content =
[
| animation_element
| descriptive_element
| shape_element
| structural_element
| gradient_element
| `A
| `AltGlyphDef
| `ClipPath
| `Color_Profile
| `Cursor
| `Filter
| `Font
| `Font_Face
| `ForeignObject
| `Image
| `Marker
| `Mask
| `Pattern
| `Script
| `Style
| `Switch
| `Text
| `View
]
type defs_attr =
[
| conditional_processing_attr
| core_attr
| graphical_event_attr
| presentation_attr
| `Class
| `Style
| `ExternalResourcesRequired
| `Transform
]
type desc = [ | `Desc ]
(* unary *)
type desc_content = [ | `PCDATA ]
type desc_attr = [ | core_attr | `Class | `Style ]
type title = [ | `Title ]
(* unary *)
type title_content = [ | `PCDATA ]
type title_attr = desc_attr
type symbol = [ | `Symbol ]
(* star *)
type symbol_content =
[
| animation_element
| descriptive_element
| structural_element
| gradient_element
| `A
| `AltGlyphDef
| `ClipPath
| `Color_Profile
| `Cursor
| `Filter
| `Font
| `Font_Face
| `ForeignObject
| `Image
| `Marker
| `Mask
| `Pattern
| `Script
| `Style
| `Switch
| `Text
| `View
]
type symbol_attr =
[
| `Class
| `Style
| `ExternalResourcesRequired
| `PreserveAspectRatio
| `ViewBox
]
type use = [ | `Use ]
(* star *)
type use_content = [ | animation_element | descriptive_element ]
type use_attr =
[
| core_attr
| conditional_processing_attr
| graphical_event_attr
| presentation_attr
| xlink_attr
| `Class
| `Style
| `ExternalResourcesRequired
| `Transform
| `X
| `Y
| `Width
| `Height
| `Xlink_href
]
type image = [ | `Image ]
(* star *)
type image_content = [ | animation_element | descriptive_element ]
type image_attr =
[
| core_attr
| conditional_processing_attr
| graphical_event_attr
| xlink_attr
| presentation_attr
| `Class
| `Style
| `ExternalResourcesRequired
| `PreserveAspectRatio
| `Transform
| `X
| `Y
| `Width
| `Height
| `Xlink_href
]
type switch = [ | `Switch ]
(* star *)
type switch_content =
[
| animation_element
| descriptive_element
| shape_element
| `A
| `ForeignObject
| `G
| `Image
| `Svg
| `Switch
| `Text
| `Use
]
type switch_attr =
[
| conditional_processing_attr
| core_attr
| graphical_event_attr
| presentation_attr
| `Class
| `Style
| `ExternalResourcesRequired
| `Transform
]
type style = [ | `Style ]
(* unary *)
type style_content = [ | `PCDATA ]
type style_attr = [ | core_attr | `Title | `Media | `Type ]
type path = [ | `Path ]
(* star *)
type path_content = [ | animation_element | descriptive_element ]
type path_attr =
[
| conditional_processing_attr
| core_attr
| graphical_event_attr
| presentation_attr
| `Class
| `Style
| `ExternalResourcesRequired
| `Transform
| `D
| `PathLength
]
type rect = [ | `Rect ]
(* star *)
type rect_content = [ | animation_element | descriptive_element ]
type rect_attr =
[
| conditional_processing_attr
| core_attr
| graphical_event_attr
| presentation_attr
| `Class
| `Style
| `ExternalResourcesRequired
| `Transform
| `X
| `Y
| `Width
| `Height
| `Rx
| `Ry
]
type circle = [ | `Circle ]
(* star *)
type circle_content = [ | animation_element | descriptive_element ]
type circle_attr =
[
| conditional_processing_attr
| core_attr
| graphical_event_attr
| presentation_attr
| `Class
| `Style
| `ExternalResourcesRequired
| `Transform
| `R
| `Cx
| `Cy
]
type ellipse = [ | `Ellipse ]
(* star *)
type ellipse_content = [ | animation_element | descriptive_element ]
type ellipse_attr =
[
| conditional_processing_attr
| core_attr
| graphical_event_attr
| presentation_attr
| `Class
| `Style
| `ExternalResourcesRequired
| `Transform
| `Rx
| `Ry
| `Cx
| `Cy
]
type line = [ | `Line ]
(* star *)
type line_content = [ | animation_element | descriptive_element ]
type line_attr =
[
| conditional_processing_attr
| core_attr
| graphical_event_attr
| presentation_attr
| `Class
| `Style
| `ExternalResourcesRequired
| `Transform
| `X1
| `Y1
| `X2
| `Y2
]
type polyline = [ | `Polyline ]
(* star *)
type polyline_content = [ | animation_element | descriptive_element ]
type polyline_attr =
[
| conditional_processing_attr
| core_attr
| graphical_event_attr
| presentation_attr
| `Class
| `Style
| `ExternalResourcesRequired
| `Transform
| `Points
]
type polygon = [ | `Polygon ]
(* star *)
type polygon_content = [ | animation_element | descriptive_element ]
type polygon_attr =
[
| conditional_processing_attr
| core_attr
| graphical_event_attr
| presentation_attr
| `Class
| `Style
| `ExternalResourcesRequired
| `Transform
| `Points
]
type text = [ | `Text ]
(* star *)
type text_content =
[
| animation_element
| descriptive_element
| text_content_child_element
| `PCDATA
| `A
]
type text_attr =
[
| conditional_processing_attr
| core_attr
| graphical_event_attr
| presentation_attr
| `Class
| `Transform
| `LengthAdjust
| `X_list
| `Y_list
| `Dx_list
| `Dy_list
| `Rotate
| `TextLength
]
type tspan = [ | `Tspan ]
(* star *)
type tspan_content =
[
| descriptive_element
| core_attr
| `PCDATA
| `A
| `AltGlyph
| `Animate
| `AnimateColor
| `Set
| `Tref
| `Tspan
]
type tspan_attr =
[
| core_attr
| conditional_processing_attr
| graphical_event_attr
| presentation_attr
| `Class
| `Style
| `ExternalResourcesRequired
| `X_list
| `Y_list
| `Dx_list
| `Dy_list
| `Rotate
| `TextLength
| `LengthAdjust
]
type tref = [ | `Tref ]
(* star *)
type tref_content =
[ | descriptive_element | `Animate | `AnimateColor | `Set
]
type tref_attr =
[
| conditional_processing_attr
| core_attr
| graphical_event_attr
| presentation_attr
| xlink_attr
| `Class
| `Style
| `ExternalResourcesRequired
| `Xlink_href
]
type textpath = [ | `TextPath ]
(* star *)
type textpath_content =
[
| descriptive_element
| `PCDATA
| `A
| `AltGlyph
| `Animate
| `AnimateColor
| `Set
| `Tref
| `Tspan
]
type textpath_attr =
[
| conditional_processing_attr
| core_attr
| graphical_event_attr
| presentation_attr
| xlink_attr
| `Class
| `Style
| `ExternalResourcesRequired
| `Xlink_href
| `StartOffset
| `Method
| `Spacing
]
type altglyph = [ | `AltGlyph ]
(* unary *)
type altglyph_content = [ | `PCDATA ]
type altglyph_attr =
[
| conditional_processing_attr
| core_attr
| graphical_event_attr
| presentation_attr
| xlink_attr
| `Class
| `Style
| `ExternalResourcesRequired
| `X_list
| `Y_list
| `Dx_list
| `Dy_list
| `GlyphRef
| `Format
| `Rotate
| `Xlink_href
]
type altglyphdef = [ | `AltGlyphDef ]
(* unary *)
type altglyphdef_attr = [ | core_attr ]
type altglyphitem = [ | `AltGlyphItem ]
type altglyphitem_content = [ | `glyphRef ]
type altglyphitem_attr = [ | core_attr ]
type glyphref = [ | `GlyphRef ]
(* nullary *)
type glyphref_attr =
[
| core_attr
| presentation_attr
| xlink_attr
| `Class
| `Style
| `X
| `Y
| `Dx
| `Dy
| `GlyphRef
| `Format
| `Xlink_href
]
type marker = [ | `Marker ]
(* star *)
type marker_content =
[
| animation_element
| descriptive_element
| shape_element
| structural_element
| gradient_element
| `A
| `AltGlyphDef
| `ClipPath
| `Color_Profile
| `Cursor
| `Filter
| `Font
| `Font_Face
| `ForeignObject
| `Image
| `Marker
| `Mask
| `Pattern
| `Script
| `Style
| `Switch
| `Text
| `View
]
type marker_attr =
[
| core_attr
| presentation_attr
| `Class
| `Style
| `ExternalResourcesRequired
| `ViewBox
| `PreserveAspectRatio
| `RefX
| `RefY
| `MarkerUnits
| `MarkerWidth
| `MarkerHeight
| `Orient
]
type colorprofile = [ | `ColorProfile ]
(* star *)
type colorprofile_content = [ | descriptive_element ]
type colorprofile_attr =
[
| core_attr
| xlink_attr
| `Local
| `Name
| `Rendering_Intent
| `Xlink_href
]
type lineargradient = [ | `Lineargradient ]
(* star *)
type lineargradient_content =
[ | descriptive_element | `Animate | `AnimateTransform | `Set | `Stop
]
type lineargradient_attr =
[
| core_attr
| presentation_attr
| xlink_attr
| `Class
| `Style
| `ExternalResourcesRequired
| `X1
| `Y1
| `X2
| `Y2
| `GradientUnits
| `GradientTransform
| `SpreadMethod
| `Xlink_href
]
type radialgradient = [ | `Radialgradient ]
(* star *)
type radialgradient_content =
[ | descriptive_element | `Animate | `AnimateTransform | `Set | `Stop
]