Class: Fox::FXPNGImage

Inherits:
FXImage show all
Defined in:
rdoc-sources/FXPNGImage.rb

Overview

Portable Network Graphics (PNG) Image

Instance Attribute Summary

Attributes inherited from FXImage

#data, #dataPtr, #options, #pixels

Attributes inherited from FXDrawable

#height, #visual, #width

Attributes inherited from FXId

#app, #userData, #xid

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from FXImage

#blend, #crop, #fade, #fill, #getPixel, #gradient, #hasAlpha?, #hgradient, #initialize_without_data_string, #loadPixels, #mirror, #pixel_string, #release, #render, #restore, #rotate, #savePixels, #scale, #setPixel, #setPixels, #setPixels_without_data_string, #vgradient, #xshear, #yshear

Methods inherited from FXDrawable

#resize

Methods inherited from FXId

#create, #created?, #destroy, #detach, #runOnUiThread

Methods inherited from FXObject

#bind, #handle, #load, #save, subclasses

Constructor Details

#initialize(a, pix = nil, opts = 0, width = 1, height = 1) ⇒ FXPNGImage

Return an initialized FXPNGImage instance.

Parameters:

a

an application instance Fox::FXApp

pix

a memory buffer formatted in PNG file format [String]

opts

options [Integer]

width

width [Integer]

height

height [Integer]


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# File 'rdoc-sources/FXPNGImage.rb', line 30

def initialize(a, pix=nil, opts=0, width=1, height=1) # :yields: thePNGImage
end

Class Method Details

.fileExtObject

Return the suggested file extension for this image type (“png”).


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# File 'rdoc-sources/FXPNGImage.rb', line 9

def FXPNGImage.fileExt; end

.mimeTypeObject

Return the MIME type for this image type


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# File 'rdoc-sources/FXPNGImage.rb', line 14

def FXPNGImage.mimeType; end

.supported?Boolean

Return true if PNG image file format is supported.

Returns:

  • (Boolean)

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# File 'rdoc-sources/FXPNGImage.rb', line 17

def FXPNGImage.supported? ; end