cm_canvas |

Hierarchy

cm_canvas

Index

Constructors

constructor

Properties

Methods

Constructors

constructor

new cm_canvas(w: any, h: any): cm_canvas

- Defined in Utilities/cm_canvas.ts:244
Parameters
- w: any
- h: any
Returns cm_canvas

Properties

AntiAliasing

AntiAliasing: boolean = true

Private BOTTOM

BOTTOM: number = 4

Private INSIDE

INSIDE: number = 0

Private LEFT

LEFT: number = 1

Private RIGHT

RIGHT: number = 2

Private TOP

TOP: number = 8

data

data: any = null

fillcolor

fillcolor: cm_color = cm_color.fromrgba(255, 255, 255, 255)

Private internal_offset

internal_offset: number = 0

Private internal_x1

internal_x1: number = 0

Private internal_x2

internal_x2: number = 0

Private internal_y1

internal_y1: number = 0

Private internal_y2

internal_y2: number = 0

Private leftEdgeX

leftEdgeX: Int32Array = new Int32Array(8192)

linecolor

linecolor: cm_color = cm_color.fromrgba(0, 0, 0, 255)

linewidth

linewidth: number = 1

pixelHeight

pixelHeight: number = 0

pixelWidth

pixelWidth: number = 0

Private rightEdgeX

rightEdgeX: Int32Array = new Int32Array(8192)

Static find_font

find_font: any

Static get_advance

get_advance: any

Static get_bitmap

get_bitmap: any

Static get_height

get_height: any

Static get_left

get_left: any

Static get_top

get_top: any

Static get_width

get_width: any

Static load_font

load_font: any

Static monochrome

monochrome: any

Methods

Private AALineQ1

AALineQ1(x1: number, y1: number, x2: number, y2: number, minEdge: boolean, leftEdge: boolean): void

- Defined in Utilities/cm_canvas.ts:1832
Parameters
- x1: number
- y1: number
- x2: number
- y2: number
- minEdge: boolean
- leftEdge: boolean
Returns void

Private AlphaBlend

AlphaBlend(sa: any, sr: any, sg: any, sb: any, da: any, dr: any, dg: any, db: any): cm_color

- Defined in Utilities/cm_canvas.ts:1188
Parameters
- sa: any
- sr: any
- sg: any
- sb: any
- da: any
- dr: any
- dg: any
- db: any
Returns cm_color

Blit

Blit(destContext: cm_canvas, dpw: any, dph: number, destRect: cm_rect, srcContext: cm_canvas, sourceRect: cm_rect, sourceWidth: number): void

- Defined in Utilities/cm_canvas.ts:420
Parameters
- destContext: cm_canvas
- dpw: any
- dph: number
- destRect: cm_rect
- srcContext: cm_canvas
- sourceRect: cm_rect
- sourceWidth: number
Returns void

Private CohenSutherlandLineClip

CohenSutherlandLineClip(extents: cm_rect, xi0: any, yi0: any, xi1: any, yi1: number): boolean

- Defined in Utilities/cm_canvas.ts:720
Parameters
- extents: cm_rect
- xi0: any
- yi0: any
- xi1: any
- yi1: number
Returns boolean

Private ComputeOutCode

ComputeOutCode(extents: cm_rect, x: any, y: any): number

- Defined in Utilities/cm_canvas.ts:703
Parameters
- extents: cm_rect
- x: any
- y: any
Returns number

Private DrawLineAa

DrawLineAa(x1: any, y1: any, x2: any, y2: any): void

- Defined in Utilities/cm_canvas.ts:1565
Parameters
- x1: any
- y1: any
- x2: any
- y2: any
Returns void

Private DrawLineWu

DrawLineWu(x1: any, y1: any, x2: any, y2: any): void

- Defined in Utilities/cm_canvas.ts:1340
Parameters
- x1: any
- y1: any
- x2: any
- y2: any
Returns void

GetBrightness

GetBrightness(x: any, y: any): number

- Defined in Utilities/cm_canvas.ts:1966
Parameters
- x: any
- y: any
Returns number

Private ToInteger

ToInteger(x: any): number

- Defined in Utilities/cm_canvas.ts:1215
Parameters
- x: any
Returns number

Private ToUint16

ToUint16(x: any): number

- Defined in Utilities/cm_canvas.ts:1231
Parameters
- x: any
Returns number

Private ToUint32

ToUint32(x: any): number

- Defined in Utilities/cm_canvas.ts:1226
Parameters
- x: any
Returns number

clear

clear(color?: cm_color): void

- Defined in Utilities/cm_canvas.ts:296
Parameters
- Default value color: cm_color = null
Returns void

clearrgba

clearrgba(r: any, g: any, b: any, a: any): void

- Defined in Utilities/cm_canvas.ts:311
Parameters
- r: any
- g: any
- b: any
- a: any
Returns void

drawEllipse

drawEllipse(x1: any, y1: any, x2: any, y2: any): void

- Defined in Utilities/cm_canvas.ts:2391
Parameters
- x1: any
- y1: any
- x2: any
- y2: any
Returns void

drawEllipseCentered

drawEllipseCentered(xc: any, yc: any, xr: any, yr: any): void

- Defined in Utilities/cm_canvas.ts:2401
Parameters
- xc: any
- yc: any
- xr: any
- yr: any
Returns void

drawImage

drawImage(image: any, x: any, y: any): void

- Defined in Utilities/cm_canvas.ts:528
Parameters
- image: any
- x: any
- y: any
Returns void

drawLine

drawLine(x1: any, y1: any, x2: any, y2: any): void

- Defined in Utilities/cm_canvas.ts:1974
Parameters
- x1: any
- y1: any
- x2: any
- y2: any
Returns void

Private drawLineBresenham

drawLineBresenham(x1: any, y1: any, x2: any, y2: any): void

- Defined in Utilities/cm_canvas.ts:568
Parameters
- x1: any
- y1: any
- x2: any
- y2: any
Returns void

Private drawLineDDA

drawLineDDA(x1: any, y1: any, x2: any, y2: any): void

- Defined in Utilities/cm_canvas.ts:659
Parameters
- x1: any
- y1: any
- x2: any
- y2: any
Returns void

Private drawLineNormal

drawLineNormal(x1: any, y1: any, x2: any, y2: any): void

- Defined in Utilities/cm_canvas.ts:819
Parameters
- x1: any
- y1: any
- x2: any
- y2: any
Returns void

Private drawLinePenned

drawLinePenned(x1: any, y1: any, x2: any, y2: number, pen: cm_canvas): void

- Defined in Utilities/cm_canvas.ts:1071
Parameters
- x1: any
- y1: any
- x2: any
- y2: number
- pen: cm_canvas
Returns void

drawPolygon

drawPolygon(points: any): void

- Defined in Utilities/cm_canvas.ts:2009
Parameters
- points: any
Returns void

drawPolyline

drawPolyline(points: any): void

- Defined in Utilities/cm_canvas.ts:1993
Parameters
- points: any
Returns void

drawRectangle

drawRectangle(x1: any, y1: any, w: any, h: any): void

- Defined in Utilities/cm_canvas.ts:2294
Parameters
- x1: any
- y1: any
- w: any
- h: any
Returns void

drawString

drawString(text: any, x: any, y: any, sizex: any, sizey: any): void

- Defined in Utilities/cm_canvas.ts:2720
Parameters
- text: any
- x: any
- y: any
- sizex: any
- sizey: any
Returns void

fillEllipse

fillEllipse(x1: any, y1: any, x2: any, y2: any): void

- Defined in Utilities/cm_canvas.ts:2515
Parameters
- x1: any
- y1: any
- x2: any
- y2: any
Returns void

fillEllipseCentered

fillEllipseCentered(xc: any, yc: any, xr: any, yr: any): void

- Defined in Utilities/cm_canvas.ts:2525
Parameters
- xc: any
- yc: any
- xr: any
- yr: any
Returns void

fillPolygon

fillPolygon(points: any): void

- Defined in Utilities/cm_canvas.ts:2038
Parameters
- points: any
Returns void

fillPolygonEvenOdd

fillPolygonEvenOdd(points: any): void

- Defined in Utilities/cm_canvas.ts:2154
Parameters
- points: any
Returns void

fillPolygonNormal

fillPolygonNormal(points: any): void

- Defined in Utilities/cm_canvas.ts:2044
Parameters
- points: any
Returns void

fillRectangle

fillRectangle(x1: any, y1: any, w: any, h: any): void

- Defined in Utilities/cm_canvas.ts:2302
Parameters
- x1: any
- y1: any
- w: any
- h: any
Returns void

Private fpart

fpart(x: any): number

- Defined in Utilities/cm_canvas.ts:1205
Parameters
- x: any
Returns number

getImageData

getImageData(): object

- Defined in Utilities/cm_canvas.ts:406
Returns object
- data: Uint8ClampedArray
- height: number
- width: number

getPixel

getPixel(x: any, y: number): cm_color

- Defined in Utilities/cm_canvas.ts:361
Parameters
- x: any
- y: number
Returns cm_color

getPixelIndex

getPixelIndex(index: number): cm_color

- Defined in Utilities/cm_canvas.ts:373
Parameters
- index: number
Returns cm_color

Private hslToRgb

hslToRgb(h: any, s: any, l: any): Array<number>

- Defined in Utilities/cm_canvas.ts:1284
Converts an HSL color value to RGB. Conversion formula adapted from http://en.wikipedia.org/wiki/HSL_color_space. Assumes h, s, and l are contained in the set [0, 1] and returns r, g, and b in the set [0, 255].

Parameters
- h: any
- s: any
- l: any
Returns Array<number>

Array The RGB representation

Private ipart

ipart(x: any): number

- Defined in Utilities/cm_canvas.ts:1200
Parameters
- x: any
Returns number

isCross

isCross(x1: any, y1: any, x2: any, y2: any, x3: any, y3: any, x4: any, y4: any): boolean

- Defined in Utilities/cm_canvas.ts:2033
Parameters
- x1: any
- y1: any
- x2: any
- y2: any
- x3: any
- y3: any
- x4: any
- y4: any
Returns boolean

length

length(): number

- Defined in Utilities/cm_canvas.ts:383
Returns number

Private modulo

modulo(a: any, b: any): number

- Defined in Utilities/cm_canvas.ts:1221
Parameters
- a: any
- b: any
Returns number

putImageData

putImageData(imagedata: any): void

- Defined in Utilities/cm_canvas.ts:388
Parameters
- imagedata: any
Returns void

Private rfpart

rfpart(x: any): number

- Defined in Utilities/cm_canvas.ts:1210
Parameters
- x: any
Returns number

Private rgbToHsl

rgbToHsl(r: any, g: any, b: any): Array<any>

- Defined in Utilities/cm_canvas.ts:1248
Converts an RGB color value to HSL. Conversion formula adapted from http://en.wikipedia.org/wiki/HSL_color_space. Assumes r, g, and b are contained in the set [0, 255] and returns h, s, and l in the set [0, 1].

Parameters
- r: any
- g: any
- b: any
Returns Array<any>

Array The HSL representation

setPixel

setPixel(x: any, y: number, color: cm_color): void

- Defined in Utilities/cm_canvas.ts:337
Parameters
- x: any
- y: number
- color: cm_color
Returns void

setPixelIndex

setPixelIndex(index: number, color: cm_color): void

- Defined in Utilities/cm_canvas.ts:348
Parameters
- index: number
- color: cm_color
Returns void

setPixelrgba

setPixelrgba(x: any, y: any, r: any, g: any, b: any, a?: number): void

- Defined in Utilities/cm_canvas.ts:322
Parameters
- x: any
- y: any
- r: any
- g: any
- b: any
- Default value a: number = 255
Returns void

Private swapPlot

swapPlot(swapAxes: any, x: any, y: any, c: any): void

- Defined in Utilities/cm_canvas.ts:1313
Parameters
- swapAxes: any
- x: any
- y: any
- c: any
Returns void

Static loadFont

loadFont(): void

- Defined in Utilities/cm_canvas.ts:291
Returns void

Static preRun

preRun(): void

- Defined in Utilities/cm_canvas.ts:277
Returns void

Hierarchy

Index

Constructors

Properties

Methods

Constructors

constructor

Parameters

w: any

h: any

Returns cm_canvas

Properties

AntiAliasing

Private BOTTOM

Private INSIDE

Private LEFT

Private RIGHT

Private TOP

data

fillcolor

Private internal_offset

Private internal_x1

Private internal_x2

Private internal_y1

Private internal_y2

Private leftEdgeX

linecolor

linewidth

pixelHeight

pixelWidth

Private rightEdgeX

Static find_font

Static get_advance

Static get_bitmap

Static get_height

Static get_left

Static get_top

Static get_width

Static load_font

Static monochrome

Methods

Private AALineQ1

Parameters

x1: number

y1: number

x2: number

y2: number

minEdge: boolean

leftEdge: boolean

Returns void

Private AlphaBlend

Parameters

sa: any

sr: any

sg: any

sb: any

da: any

dr: any

dg: any

db: any

Returns cm_color

Blit

Parameters

destContext: cm_canvas

dpw: any

dph: number

destRect: cm_rect

srcContext: cm_canvas

sourceRect: cm_rect

sourceWidth: number

Returns void

Private CohenSutherlandLineClip

Parameters

extents: cm_rect

xi0: any

yi0: any

xi1: any

yi1: number

Returns boolean

Private ComputeOutCode