package JsOfOCairo

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in-package search v0.2.0

package JsOfOCairo

JsOfOCairo
- JsOfOCairo
  - Matrix
  - Path
  - Pattern
  - S
    
    Matrix
    
    Path
    
    Pattern

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Module
Module type
Parameter
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Class type

module type S = sig ... end

include S

type status =

| INVALID_RESTORE
| INVALID_POP_GROUP
| NO_CURRENT_POINT
| INVALID_MATRIX
| INVALID_STATUS
| NULL_POINTER
| INVALID_STRING
| INVALID_PATH_DATA
| READ_ERROR
| WRITE_ERROR
| SURFACE_FINISHED
| SURFACE_TYPE_MISMATCH
| PATTERN_TYPE_MISMATCH
| INVALID_CONTENT
| INVALID_FORMAT
| INVALID_VISUAL
| FILE_NOT_FOUND
| INVALID_DASH
| INVALID_DSC_COMMENT
| INVALID_INDEX
| CLIP_NOT_REPRESENTABLE
| TEMP_FILE_ERROR
| INVALID_STRIDE
| FONT_TYPE_MISMATCH
| USER_FONT_IMMUTABLE
| USER_FONT_ERROR
| NEGATIVE_COUNT
| INVALID_CLUSTERS
| INVALID_SLANT
| INVALID_WEIGHT
| INVALID_SIZE
| USER_FONT_NOT_IMPLEMENTED
| DEVICE_TYPE_MISMATCH
| DEVICE_ERROR
| INVALID_MESH_CONSTRUCTION
| DEVICE_FINISHED
| JBIG2_GLOBAL_MISSING

exception Error of status

val status_to_string : status -> string

exception Unavailable

type context

type matrix = {

mutable xx : float;
mutable yx : float;
mutable xy : float;
mutable yy : float;
mutable x0 : float;
mutable y0 : float;

}

module Matrix : sig ... end

type text_extents = {

x_bearing : float;
y_bearing : float;
width : float;
height : float;
x_advance : float;
y_advance : float;

}

type slant =

| Upright
| Italic
| Oblique

type weight =

| Normal
| Bold

type font_extents = {

ascent : float;
descent : float;
baseline : float;
max_x_advance : float;
max_y_advance : float;

}

val select_font_face : 
  context ->
  ?slant:slant ->
  ?weight:weight ->
  string ->
  unit

val set_font_size : context -> float -> unit

val show_text : context -> string -> unit

val font_extents : context -> font_extents

val text_extents : context -> string -> text_extents

module Pattern : sig ... end

val save : context -> unit

val restore : context -> unit

val set_source_rgb : context -> r:float -> g:float -> b:float -> unit

val set_source_rgba : 
  context ->
  r:float ->
  g:float ->
  b:float ->
  a:float ->
  unit

val set_source : context -> 'a Pattern.t -> unit

val get_source : context -> Pattern.any

type line_cap =

| BUTT
| ROUND
| SQUARE

val set_line_cap : context -> line_cap -> unit

val get_line_cap : context -> line_cap

type line_join =

| JOIN_MITER
| JOIN_ROUND
| JOIN_BEVEL

val set_line_join : context -> line_join -> unit

val get_line_join : context -> line_join

val set_line_width : context -> float -> unit

val get_line_width : context -> float

val set_miter_limit : context -> float -> unit

val get_miter_limit : context -> float

type operator =

| CLEAR
| SOURCE
| OVER
| IN
| OUT
| ATOP
| DEST
| DEST_OVER
| DEST_IN
| DEST_OUT
| DEST_ATOP
| XOR
| ADD
| SATURATE

val set_operator : context -> operator -> unit

val get_operator : context -> operator

val clip : context -> unit

val clip_preserve : context -> unit

val fill : context -> unit

val fill_preserve : context -> unit

val paint : ?alpha:float -> context -> unit

val stroke : context -> unit

val stroke_preserve : context -> unit

module Path : sig ... end

val arc : 
  context ->
  x:float ->
  y:float ->
  r:float ->
  a1:float ->
  a2:float ->
  unit

val arc_negative : 
  context ->
  x:float ->
  y:float ->
  r:float ->
  a1:float ->
  a2:float ->
  unit

val curve_to : 
  context ->
  x1:float ->
  y1:float ->
  x2:float ->
  y2:float ->
  x3:float ->
  y3:float ->
  unit

val line_to : context -> x:float -> y:float -> unit

val move_to : context -> x:float -> y:float -> unit

val rectangle : context -> x:float -> y:float -> w:float -> h:float -> unit

val rel_curve_to : 
  context ->
  x1:float ->
  y1:float ->
  x2:float ->
  y2:float ->
  x3:float ->
  y3:float ->
  unit

val rel_line_to : context -> x:float -> y:float -> unit

val rel_move_to : context -> x:float -> y:float -> unit

val translate : context -> x:float -> y:float -> unit

val scale : context -> x:float -> y:float -> unit

val rotate : context -> angle:float -> unit

val transform : context -> Matrix.t -> unit

val set_matrix : context -> Matrix.t -> unit

val get_matrix : context -> Matrix.t

val identity_matrix : context -> unit

val user_to_device : context -> x:float -> y:float -> float * float

val user_to_device_distance : context -> x:float -> y:float -> float * float

val device_to_user : context -> x:float -> y:float -> float * float

val device_to_user_distance : context -> x:float -> y:float -> float * float

val create : Dom_html.canvasElement Js.t -> context