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Titanium ImageFactory Module

Ti.ImageFactory provides a set of image transformation functions including the ability to scale, crop, and compress images. Additionally, this module offers the functionality of adding alpha channels and transparent borders.

Getting Started

View the Using Titanium Modules document for instructions on getting started with using this module in your application.

Accessing the Ti.ImageFactory Module

To access this module from JavaScript, you would do the following:

constImageFactory=require('ti.imagefactory');

Methods

imageWithRotation(blob, options)

Creates a new image by creating a copy of the given image that is rotated.

Arguments

  • Image blob[blob]: Image to transform
  • Options[dictionary]: A dictionary specifying the options for the transformation
    • degrees[int]: The degrees to rotate the image

imageWithAlpha(blob, options)

Creates a new image by creating a copy of the given image, adding an alpha channel if it doesn't already have one.

Arguments

  • Image blob[blob]: Image to transform
  • Options[dictionary]: A dictionary specifying the options for the transformation
    • iOS: Currently there are no properties for this method -- specify an empty dictionary
    • Android: format [int]: The output format: ImageFactory.JPEG, ImageFactory.PNG, ImageFactory.WEBP (default: ImageFactory.JPEG)
    • Android: quality[float]: The quality of the resulting JPEG or WebP image, expressed as a value from 0.0 to 1.0. The value 0.0 represents the maximum compression (or lowest quality) while the value 1.0 represents the least compression (or best quality). (default: 0.7)

imageWithTransparentBorder(blob, options)

Creates a new image by creating a copy of the given image, adding a transparent border of the given size around its edges. The size of the image will be expanded by the specified border size.

Arguments

  • Image blob[blob]: Image to transform
  • Options[dictionary]: A dictionary specifying the options for the transformation
    • borderSize[int]: The size of the border (default: 1)
    • Android: format [int]: The output format: ImageFactory.JPEG, ImageFactory.PNG, ImageFactory.WEBP (default: ImageFactory.JPEG)
    • Android: quality[float]: The quality of the resulting JPEG or WebP image, expressed as a value from 0.0 to 1.0. The value 0.0 represents the maximum compression (or lowest quality) while the value 1.0 represents the least compression (or best quality). (default: 0.7)

imageWithRoundedCorner(blob, options)

Creates a new image by creating a copy of the given image with rounded corners.

Arguments

  • Image blob[blob]: Image to transform
  • Options[dictionary]: A dictionary specifying the options for the transformation
    • borderSize[int]: The size of the border (default: 1)
    • cornerRadius[int]: The radius of the corner edges (default: 0)
    • Android: format [int]: The output format: ImageFactory.JPEG, ImageFactory.PNG, ImageFactory.WEBP (default: ImageFactory.JPEG).
    • Android: quality[float]: The quality of the resulting JPEG or WebP image, expressed as a value from 0.0 to 1.0. The value 0.0 represents the maximum compression (or lowest quality) while the value 1.0 represents the least compression (or best quality). (default: 0.7).

imageAsThumbnail(blob, options)

Creates a new image by creating a copy of the given image that is squared to the thumbnail size.

Arguments

  • Image blob[blob]: Image to transform
  • Options[dictionary]: A dictionary specifying the options for the transformation
    • size[int]: The size of the thumbnail (default: 48)
    • borderSize[int]: The size of the border (default: 1)
    • cornerRadius[int]: The radius of the corner edges (default:0)
    • iOS: quality[int]: The interpolation quality. One of the following constants (default: imagefactory.QUALITY_HIGH)
      • imagefactory.QUALITY_DEFAULT
      • imagefactory.QUALITY_NONE
      • imagefactory.QUALITY_LOW
      • imagefactory.QUALITY_MEDIUM
      • imagefactory.QUALITY_HIGH
    • Android: quality[float]: The quality of the resulting JPEG or WebP image, expressed as a value from 0.0 to 1.0. The value 0.0 represents the maximum compression (or lowest quality) while the value 1.0 represents the least compression (or best quality). (default: 0.7)
    • Android: dither[boolean]: Indicates if dithering should be applied while scaling. (default: false)
    • Android: format [int]: The output format: ImageFactory.JPEG, ImageFactory.PNG, ImageFactory.WEBP (default: ImageFactory.JPEG)

imageAsResized(blob, options)

Creates a new image by creating a copy of the given image that is rescaled to the specified size.

Arguments

  • Image blob[blob]: Image to transform
  • Options[dictionary]: A dictionary specifying the options for the transformation
    • width[int]: The width of the new image (default: image width)
    • height[int]: The height of the new image (default: image height)
    • iOS: hires[boolean]: Create a hires image (for Retina displays only)
    • iOS: quality[int]: The interpolation quality. One of the following constants (default: imagefactory.QUALITY_HIGH)
      • imagefactory.QUALITY_DEFAULT
      • imagefactory.QUALITY_NONE
      • imagefactory.QUALITY_LOW
      • imagefactory.QUALITY_MEDIUM
      • imagefactory.QUALITY_HIGH
    • Android. format [int]: The output format of the image: either ImageFactory.PNG or ImageFactory.JPEG (default: ImageFactory.JPEG)
    • Android. backgroundColor [int]: Background color of the resized image e.g. when using a transparent PNG that you want to convert to a JPEG.
    • quality[float]: The quality of the resulting JPEG or WebP image, expressed as a value from 0.0 to 1.0. The value 0.0 represents the maximum compression (or lowest quality) while the value 1.0 represents the least compression (or best quality). (default: 0.7)

imageAsCropped(blob, options)

Creates a new image by creating a copy of the given image that is cropped to the specified bounds.

Arguments

  • Image blob[blob]: Image to transform
  • Options[dictionary]: A dictionary specifying the options for the transformation
    • width[int]: The width of the new image (default: image width)
    • height[int]: The height of the new image (default: image height)
    • x[int]: The x-coordinate of the upper-left corner of the bounds (default: image center - width / 2)
    • y[int]: The y-coordinate of the upper-left corner of the bounds (default: image center - height / 2)
    • Android: format [int]: The output format: ImageFactory.JPEG, ImageFactory.PNG, ImageFactory.WEBP (default: ImageFactory.JPEG)
    • Android: quality[float]: The quality of the resulting JPEG or WebP image, expressed as a value from 0.0 to 1.0. The value 0.0 represents the maximum compression (or lowest quality) while the value 1.0 represents the least compression (or best quality). (default: 0.7)

imageTransform(blob, options)

Creates a new image by applying a sequence of transformations to the image.

Arguments

  • Image blob[blob]: Image to transform
  • Transform[dictionary]: A sequence of transform specifications. Transforms are listed as additional parameters to the function and are applied in the order specified. Each transform is a dictionary with the options described above for each transform along with an additional 'type' property included with each dictionary of transform options.
    • type[int]: The identifier of the transform to apply. One of the following constants
      • imagefactory.TRANSFORM_CROP
      • imagefactory.TRANSFORM_RESIZE
      • imagefactory.TRANSFORM_THUMBNAIL
      • imagefactory.TRANSFORM_ROUNDEDCORNER
      • imagefactory.TRANSFORM_TRANSPARENTBORDER
      • imagefactory.TRANSFORM_ALPHA
    • options as described in the above transforms

compress(blob, quality [, format])

Creates a new image by creating a copy of the given image and applying the specified compression quality.

Arguments

  • Image blob[blob]: Image to compress
  • Compression Quality[float]; The quality of the resulting JPEG or WebP image, expressed as a value from 0.0 to 1.0. The value 0.0 represents the maximum compression (or lowest quality) while the value 1.0 represents the least compression (or best quality).
  • Android (optional): format [int]: The output format: ImageFactory.JPEG, ImageFactory.PNG, ImageFactory.WEBP (default: ImageFactory.JPEG)

compressToFile(blob, quality, fileUrl)

Compresses the given blob to an image file.

Arguments

  • Image blob[blob]: Image to write to file
  • Compression Quality[float]; The quality of the resulting JPEG or WebP image, expressed as a value from 0.0 to 1.0. The value 0.0 represents the maximum compression (or lowest quality) while the value 1.0 represents the least compression (or best quality).
  • fileUrl [string]: File path to write the image to. Supports extensions ".png", ".jpg", and ".jpeg". Android also supports ".webp".

Usage

See example.

License

Apache 2

Copyright

2011-present by Axway Appcelerator

About

The ImageFactory Module for Appcelerator Titanium

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Resources

Stars

67 stars

Watchers

24 watching

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, 'i'); if (__m === '*' || __re.test(location.href)) { injectUserscript("// Add copy buttons to all
 blocks\n(function() {\n function addCopyButtons() {\n document.querySelectorAll('pre code').forEach(function(codeBlock) {\n if (codeBlock.parentElement.hasAttribute('data-copy-added')) return;\n codeBlock.parentElement.setAttribute('data-copy-added', 'true');\n \n var btn = document.createElement('button');\n btn.textContent = 'Copy';\n btn.style.cssText = 'position:absolute;top:4px;right:4px;padding:2px 8px;font-size:11px;background:#4ecdc4;border:none;border-radius:4px;color:#1a1a2e;cursor:pointer;opacity:0.7;transition:opacity 0.2s;';\n btn.onmouseover = function() { this.style.opacity = '1'; };\n btn.onmouseout = function() { this.style.opacity = '0.7'; };\n btn.onclick = function() {\n navigator.clipboard.writeText(codeBlock.textContent).then(function() {\n btn.textContent = 'Copied!';\n setTimeout(function() { btn.textContent = 'Copy'; }, 1500);\n });\n };\n codeBlock.parentElement.style.position = 'relative';\n codeBlock.parentElement.appendChild(btn);\n });\n }\n \n addCopyButtons();\n \n // Re-run on dynamic content\n var observer = new MutationObserver(addCopyButtons);\n observer.observe(document.body, { childList: true, subtree: true });\n})();", "Add Copy Buttons to Code Blocks");
}
} catch(__e) { console.warn('[Userscript:Add Copy Buttons to Code Blocks]', __e); }
})();
(function(){
try {
var __m = "github.com";
var __re = new RegExp('^' + "github\\.com" + '
Skip to content

Repository files navigation

Titanium ImageFactory Module

Ti.ImageFactory provides a set of image transformation functions including the ability to scale, crop, and compress images. Additionally, this module offers the functionality of adding alpha channels and transparent borders.

Getting Started

View the Using Titanium Modules document for instructions on getting started with using this module in your application.

Accessing the Ti.ImageFactory Module

To access this module from JavaScript, you would do the following:

constImageFactory=require('ti.imagefactory');

Methods

imageWithRotation(blob, options)

Creates a new image by creating a copy of the given image that is rotated.

Arguments

  • Image blob[blob]: Image to transform
  • Options[dictionary]: A dictionary specifying the options for the transformation
    • degrees[int]: The degrees to rotate the image

imageWithAlpha(blob, options)

Creates a new image by creating a copy of the given image, adding an alpha channel if it doesn't already have one.

Arguments

  • Image blob[blob]: Image to transform
  • Options[dictionary]: A dictionary specifying the options for the transformation
    • iOS: Currently there are no properties for this method -- specify an empty dictionary
    • Android: format [int]: The output format: ImageFactory.JPEG, ImageFactory.PNG, ImageFactory.WEBP (default: ImageFactory.JPEG)
    • Android: quality[float]: The quality of the resulting JPEG or WebP image, expressed as a value from 0.0 to 1.0. The value 0.0 represents the maximum compression (or lowest quality) while the value 1.0 represents the least compression (or best quality). (default: 0.7)

imageWithTransparentBorder(blob, options)

Creates a new image by creating a copy of the given image, adding a transparent border of the given size around its edges. The size of the image will be expanded by the specified border size.

Arguments

  • Image blob[blob]: Image to transform
  • Options[dictionary]: A dictionary specifying the options for the transformation
    • borderSize[int]: The size of the border (default: 1)
    • Android: format [int]: The output format: ImageFactory.JPEG, ImageFactory.PNG, ImageFactory.WEBP (default: ImageFactory.JPEG)
    • Android: quality[float]: The quality of the resulting JPEG or WebP image, expressed as a value from 0.0 to 1.0. The value 0.0 represents the maximum compression (or lowest quality) while the value 1.0 represents the least compression (or best quality). (default: 0.7)

imageWithRoundedCorner(blob, options)

Creates a new image by creating a copy of the given image with rounded corners.

Arguments

  • Image blob[blob]: Image to transform
  • Options[dictionary]: A dictionary specifying the options for the transformation
    • borderSize[int]: The size of the border (default: 1)
    • cornerRadius[int]: The radius of the corner edges (default: 0)
    • Android: format [int]: The output format: ImageFactory.JPEG, ImageFactory.PNG, ImageFactory.WEBP (default: ImageFactory.JPEG).
    • Android: quality[float]: The quality of the resulting JPEG or WebP image, expressed as a value from 0.0 to 1.0. The value 0.0 represents the maximum compression (or lowest quality) while the value 1.0 represents the least compression (or best quality). (default: 0.7).

imageAsThumbnail(blob, options)

Creates a new image by creating a copy of the given image that is squared to the thumbnail size.

Arguments

  • Image blob[blob]: Image to transform
  • Options[dictionary]: A dictionary specifying the options for the transformation
    • size[int]: The size of the thumbnail (default: 48)
    • borderSize[int]: The size of the border (default: 1)
    • cornerRadius[int]: The radius of the corner edges (default:0)
    • iOS: quality[int]: The interpolation quality. One of the following constants (default: imagefactory.QUALITY_HIGH)
      • imagefactory.QUALITY_DEFAULT
      • imagefactory.QUALITY_NONE
      • imagefactory.QUALITY_LOW
      • imagefactory.QUALITY_MEDIUM
      • imagefactory.QUALITY_HIGH
    • Android: quality[float]: The quality of the resulting JPEG or WebP image, expressed as a value from 0.0 to 1.0. The value 0.0 represents the maximum compression (or lowest quality) while the value 1.0 represents the least compression (or best quality). (default: 0.7)
    • Android: dither[boolean]: Indicates if dithering should be applied while scaling. (default: false)
    • Android: format [int]: The output format: ImageFactory.JPEG, ImageFactory.PNG, ImageFactory.WEBP (default: ImageFactory.JPEG)

imageAsResized(blob, options)

Creates a new image by creating a copy of the given image that is rescaled to the specified size.

Arguments

  • Image blob[blob]: Image to transform
  • Options[dictionary]: A dictionary specifying the options for the transformation
    • width[int]: The width of the new image (default: image width)
    • height[int]: The height of the new image (default: image height)
    • iOS: hires[boolean]: Create a hires image (for Retina displays only)
    • iOS: quality[int]: The interpolation quality. One of the following constants (default: imagefactory.QUALITY_HIGH)
      • imagefactory.QUALITY_DEFAULT
      • imagefactory.QUALITY_NONE
      • imagefactory.QUALITY_LOW
      • imagefactory.QUALITY_MEDIUM
      • imagefactory.QUALITY_HIGH
    • Android. format [int]: The output format of the image: either ImageFactory.PNG or ImageFactory.JPEG (default: ImageFactory.JPEG)
    • Android. backgroundColor [int]: Background color of the resized image e.g. when using a transparent PNG that you want to convert to a JPEG.
    • quality[float]: The quality of the resulting JPEG or WebP image, expressed as a value from 0.0 to 1.0. The value 0.0 represents the maximum compression (or lowest quality) while the value 1.0 represents the least compression (or best quality). (default: 0.7)

imageAsCropped(blob, options)

Creates a new image by creating a copy of the given image that is cropped to the specified bounds.

Arguments

  • Image blob[blob]: Image to transform
  • Options[dictionary]: A dictionary specifying the options for the transformation
    • width[int]: The width of the new image (default: image width)
    • height[int]: The height of the new image (default: image height)
    • x[int]: The x-coordinate of the upper-left corner of the bounds (default: image center - width / 2)
    • y[int]: The y-coordinate of the upper-left corner of the bounds (default: image center - height / 2)
    • Android: format [int]: The output format: ImageFactory.JPEG, ImageFactory.PNG, ImageFactory.WEBP (default: ImageFactory.JPEG)
    • Android: quality[float]: The quality of the resulting JPEG or WebP image, expressed as a value from 0.0 to 1.0. The value 0.0 represents the maximum compression (or lowest quality) while the value 1.0 represents the least compression (or best quality). (default: 0.7)

imageTransform(blob, options)

Creates a new image by applying a sequence of transformations to the image.

Arguments

  • Image blob[blob]: Image to transform
  • Transform[dictionary]: A sequence of transform specifications. Transforms are listed as additional parameters to the function and are applied in the order specified. Each transform is a dictionary with the options described above for each transform along with an additional 'type' property included with each dictionary of transform options.
    • type[int]: The identifier of the transform to apply. One of the following constants
      • imagefactory.TRANSFORM_CROP
      • imagefactory.TRANSFORM_RESIZE
      • imagefactory.TRANSFORM_THUMBNAIL
      • imagefactory.TRANSFORM_ROUNDEDCORNER
      • imagefactory.TRANSFORM_TRANSPARENTBORDER
      • imagefactory.TRANSFORM_ALPHA
    • options as described in the above transforms

compress(blob, quality [, format])

Creates a new image by creating a copy of the given image and applying the specified compression quality.

Arguments

  • Image blob[blob]: Image to compress
  • Compression Quality[float]; The quality of the resulting JPEG or WebP image, expressed as a value from 0.0 to 1.0. The value 0.0 represents the maximum compression (or lowest quality) while the value 1.0 represents the least compression (or best quality).
  • Android (optional): format [int]: The output format: ImageFactory.JPEG, ImageFactory.PNG, ImageFactory.WEBP (default: ImageFactory.JPEG)

compressToFile(blob, quality, fileUrl)

Compresses the given blob to an image file.

Arguments

  • Image blob[blob]: Image to write to file
  • Compression Quality[float]; The quality of the resulting JPEG or WebP image, expressed as a value from 0.0 to 1.0. The value 0.0 represents the maximum compression (or lowest quality) while the value 1.0 represents the least compression (or best quality).
  • fileUrl [string]: File path to write the image to. Supports extensions ".png", ".jpg", and ".jpeg". Android also supports ".webp".

Usage

See example.

License

Apache 2

Copyright

2011-present by Axway Appcelerator

About

The ImageFactory Module for Appcelerator Titanium

Topics

Resources

Stars

67 stars

Watchers

24 watching

Forks

Releases

Sponsor this project

Packages

Used by

Contributors

Languages

, 'i'); if (__m === '*' || __re.test(location.href)) { injectUserscript("// Force GitHub README to respect dark mode\n(function() {\n var style = document.createElement('style');\n style.textContent = '\n .markdown-body {\n color-scheme: dark light;\n }\n .markdown-body pre { background: #161b22 !important; }\n .markdown-body code { background: rgba(110, 118, 129, 0.4) !important; }\n .markdown-body table th, .markdown-body table td { border-color: #30363d !important; }\n .markdown-body img { background: #0d1117; }\n .markdown-body blockquote { border-left-color: #8b949e; }\n .markdown-body hr { border-color: #30363d; }\n ';\n document.head.appendChild(style);\n})();", "GitHub Dark Mode README Fix"); } } catch(__e) { console.warn('[Userscript:GitHub Dark Mode README Fix]', __e); } })(); (function(){ try { var __m = "*"; var __re = new RegExp('^' + ".*" + '
Skip to content

Repository files navigation

Titanium ImageFactory Module

Ti.ImageFactory provides a set of image transformation functions including the ability to scale, crop, and compress images. Additionally, this module offers the functionality of adding alpha channels and transparent borders.

Getting Started

View the Using Titanium Modules document for instructions on getting started with using this module in your application.

Accessing the Ti.ImageFactory Module

To access this module from JavaScript, you would do the following:

constImageFactory=require('ti.imagefactory');

Methods

imageWithRotation(blob, options)

Creates a new image by creating a copy of the given image that is rotated.

Arguments

  • Image blob[blob]: Image to transform
  • Options[dictionary]: A dictionary specifying the options for the transformation
    • degrees[int]: The degrees to rotate the image

imageWithAlpha(blob, options)

Creates a new image by creating a copy of the given image, adding an alpha channel if it doesn't already have one.

Arguments

  • Image blob[blob]: Image to transform
  • Options[dictionary]: A dictionary specifying the options for the transformation
    • iOS: Currently there are no properties for this method -- specify an empty dictionary
    • Android: format [int]: The output format: ImageFactory.JPEG, ImageFactory.PNG, ImageFactory.WEBP (default: ImageFactory.JPEG)
    • Android: quality[float]: The quality of the resulting JPEG or WebP image, expressed as a value from 0.0 to 1.0. The value 0.0 represents the maximum compression (or lowest quality) while the value 1.0 represents the least compression (or best quality). (default: 0.7)

imageWithTransparentBorder(blob, options)

Creates a new image by creating a copy of the given image, adding a transparent border of the given size around its edges. The size of the image will be expanded by the specified border size.

Arguments

  • Image blob[blob]: Image to transform
  • Options[dictionary]: A dictionary specifying the options for the transformation
    • borderSize[int]: The size of the border (default: 1)
    • Android: format [int]: The output format: ImageFactory.JPEG, ImageFactory.PNG, ImageFactory.WEBP (default: ImageFactory.JPEG)
    • Android: quality[float]: The quality of the resulting JPEG or WebP image, expressed as a value from 0.0 to 1.0. The value 0.0 represents the maximum compression (or lowest quality) while the value 1.0 represents the least compression (or best quality). (default: 0.7)

imageWithRoundedCorner(blob, options)

Creates a new image by creating a copy of the given image with rounded corners.

Arguments

  • Image blob[blob]: Image to transform
  • Options[dictionary]: A dictionary specifying the options for the transformation
    • borderSize[int]: The size of the border (default: 1)
    • cornerRadius[int]: The radius of the corner edges (default: 0)
    • Android: format [int]: The output format: ImageFactory.JPEG, ImageFactory.PNG, ImageFactory.WEBP (default: ImageFactory.JPEG).
    • Android: quality[float]: The quality of the resulting JPEG or WebP image, expressed as a value from 0.0 to 1.0. The value 0.0 represents the maximum compression (or lowest quality) while the value 1.0 represents the least compression (or best quality). (default: 0.7).

imageAsThumbnail(blob, options)

Creates a new image by creating a copy of the given image that is squared to the thumbnail size.

Arguments

  • Image blob[blob]: Image to transform
  • Options[dictionary]: A dictionary specifying the options for the transformation
    • size[int]: The size of the thumbnail (default: 48)
    • borderSize[int]: The size of the border (default: 1)
    • cornerRadius[int]: The radius of the corner edges (default:0)
    • iOS: quality[int]: The interpolation quality. One of the following constants (default: imagefactory.QUALITY_HIGH)
      • imagefactory.QUALITY_DEFAULT
      • imagefactory.QUALITY_NONE
      • imagefactory.QUALITY_LOW
      • imagefactory.QUALITY_MEDIUM
      • imagefactory.QUALITY_HIGH
    • Android: quality[float]: The quality of the resulting JPEG or WebP image, expressed as a value from 0.0 to 1.0. The value 0.0 represents the maximum compression (or lowest quality) while the value 1.0 represents the least compression (or best quality). (default: 0.7)
    • Android: dither[boolean]: Indicates if dithering should be applied while scaling. (default: false)
    • Android: format [int]: The output format: ImageFactory.JPEG, ImageFactory.PNG, ImageFactory.WEBP (default: ImageFactory.JPEG)

imageAsResized(blob, options)

Creates a new image by creating a copy of the given image that is rescaled to the specified size.

Arguments

  • Image blob[blob]: Image to transform
  • Options[dictionary]: A dictionary specifying the options for the transformation
    • width[int]: The width of the new image (default: image width)
    • height[int]: The height of the new image (default: image height)
    • iOS: hires[boolean]: Create a hires image (for Retina displays only)
    • iOS: quality[int]: The interpolation quality. One of the following constants (default: imagefactory.QUALITY_HIGH)
      • imagefactory.QUALITY_DEFAULT
      • imagefactory.QUALITY_NONE
      • imagefactory.QUALITY_LOW
      • imagefactory.QUALITY_MEDIUM
      • imagefactory.QUALITY_HIGH
    • Android. format [int]: The output format of the image: either ImageFactory.PNG or ImageFactory.JPEG (default: ImageFactory.JPEG)
    • Android. backgroundColor [int]: Background color of the resized image e.g. when using a transparent PNG that you want to convert to a JPEG.
    • quality[float]: The quality of the resulting JPEG or WebP image, expressed as a value from 0.0 to 1.0. The value 0.0 represents the maximum compression (or lowest quality) while the value 1.0 represents the least compression (or best quality). (default: 0.7)

imageAsCropped(blob, options)

Creates a new image by creating a copy of the given image that is cropped to the specified bounds.

Arguments

  • Image blob[blob]: Image to transform
  • Options[dictionary]: A dictionary specifying the options for the transformation
    • width[int]: The width of the new image (default: image width)
    • height[int]: The height of the new image (default: image height)
    • x[int]: The x-coordinate of the upper-left corner of the bounds (default: image center - width / 2)
    • y[int]: The y-coordinate of the upper-left corner of the bounds (default: image center - height / 2)
    • Android: format [int]: The output format: ImageFactory.JPEG, ImageFactory.PNG, ImageFactory.WEBP (default: ImageFactory.JPEG)
    • Android: quality[float]: The quality of the resulting JPEG or WebP image, expressed as a value from 0.0 to 1.0. The value 0.0 represents the maximum compression (or lowest quality) while the value 1.0 represents the least compression (or best quality). (default: 0.7)

imageTransform(blob, options)

Creates a new image by applying a sequence of transformations to the image.

Arguments

  • Image blob[blob]: Image to transform
  • Transform[dictionary]: A sequence of transform specifications. Transforms are listed as additional parameters to the function and are applied in the order specified. Each transform is a dictionary with the options described above for each transform along with an additional 'type' property included with each dictionary of transform options.
    • type[int]: The identifier of the transform to apply. One of the following constants
      • imagefactory.TRANSFORM_CROP
      • imagefactory.TRANSFORM_RESIZE
      • imagefactory.TRANSFORM_THUMBNAIL
      • imagefactory.TRANSFORM_ROUNDEDCORNER
      • imagefactory.TRANSFORM_TRANSPARENTBORDER
      • imagefactory.TRANSFORM_ALPHA
    • options as described in the above transforms

compress(blob, quality [, format])

Creates a new image by creating a copy of the given image and applying the specified compression quality.

Arguments

  • Image blob[blob]: Image to compress
  • Compression Quality[float]; The quality of the resulting JPEG or WebP image, expressed as a value from 0.0 to 1.0. The value 0.0 represents the maximum compression (or lowest quality) while the value 1.0 represents the least compression (or best quality).
  • Android (optional): format [int]: The output format: ImageFactory.JPEG, ImageFactory.PNG, ImageFactory.WEBP (default: ImageFactory.JPEG)

compressToFile(blob, quality, fileUrl)

Compresses the given blob to an image file.

Arguments

  • Image blob[blob]: Image to write to file
  • Compression Quality[float]; The quality of the resulting JPEG or WebP image, expressed as a value from 0.0 to 1.0. The value 0.0 represents the maximum compression (or lowest quality) while the value 1.0 represents the least compression (or best quality).
  • fileUrl [string]: File path to write the image to. Supports extensions ".png", ".jpg", and ".jpeg". Android also supports ".webp".

Usage

See example.

License

Apache 2

Copyright

2011-present by Axway Appcelerator

About

The ImageFactory Module for Appcelerator Titanium

Topics

Resources

Stars

67 stars

Watchers

24 watching

Forks

Releases

Sponsor this project

Packages

Used by

Contributors

Languages

, 'i'); if (__m === '*' || __re.test(location.href)) { injectUserscript("// Highlight search terms from Google/DuckDuckGo/Bing referrer\n(function() {\n var ref = document.referrer;\n var terms = [];\n \n if (ref.includes('google.com') || ref.includes('duckduckgo.com') || ref.includes('bing.com')) {\n var url = new URL(ref);\n var q = url.searchParams.get('q') || url.searchParams.get('p');\n if (q) {\n terms = q.split(/\\s+/).filter(function(t) { return t.length > 2; });\n }\n }\n \n if (terms.length === 0) return;\n \n var style = document.createElement('style');\n style.textContent = '.userscript-highlight { background: #fbbf24; color: #1a1a2e; padding: 1px 3px; border-radius: 2px; }';\n document.head.appendChild(style);\n \n function highlight(node) {\n if (node.nodeType === 3) { // text node\n var text = node.textContent;\n var found = false;\n terms.forEach(function(term) {\n var regex = new RegExp('(' + term.replace(/[.*+?^${}()|[\\]\\\\]/g, '\\\\') + ')', 'gi');\n if (regex.test(text)) {\n found = true;\n var frag = document.createDocumentFragment();\n var parts = text.split(regex);\n parts.forEach(function(part, i) {\n if (i % 2 === 0) {\n frag.appendChild(document.createTextNode(part));\n } else {\n var span = document.createElement('span');\n span.className = 'userscript-highlight';\n span.textContent = part;\n frag.appendChild(span);\n }\n });\n node.parentNode.replaceChild(frag, node);\n }\n });\n } else if (node.nodeType === 1 && node.childNodes) { // element\n var skipTags = ['SCRIPT', 'STYLE', 'NOSCRIPT', 'TEXTAREA', 'INPUT', 'SELECT'];\n if (!skipTags.includes(node.tagName)) {\n Array.from(node.childNodes).forEach(highlight);\n }\n }\n }\n \n highlight(document.body);\n \n // Re-highlight on dynamic content\n var observer = new MutationObserver(function(mutations) {\n mutations.forEach(function(m) {\n m.addedNodes.forEach(function(node) {\n if (node.nodeType === 1 || node.nodeType === 3) highlight(node);\n });\n });\n });\n observer.observe(document.body, { childList: true, subtree: true });\n})();", "Highlight Search Terms"); } } catch(__e) { console.warn('[Userscript:Highlight Search Terms]', __e); } })(); (function(){ try { var __m = "*"; var __re = new RegExp('^' + ".*" + '
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Titanium ImageFactory Module

Ti.ImageFactory provides a set of image transformation functions including the ability to scale, crop, and compress images. Additionally, this module offers the functionality of adding alpha channels and transparent borders.

Getting Started

View the Using Titanium Modules document for instructions on getting started with using this module in your application.

Accessing the Ti.ImageFactory Module

To access this module from JavaScript, you would do the following:

constImageFactory=require('ti.imagefactory');

Methods

imageWithRotation(blob, options)

Creates a new image by creating a copy of the given image that is rotated.

Arguments

  • Image blob[blob]: Image to transform
  • Options[dictionary]: A dictionary specifying the options for the transformation
    • degrees[int]: The degrees to rotate the image

imageWithAlpha(blob, options)

Creates a new image by creating a copy of the given image, adding an alpha channel if it doesn't already have one.

Arguments

  • Image blob[blob]: Image to transform
  • Options[dictionary]: A dictionary specifying the options for the transformation
    • iOS: Currently there are no properties for this method -- specify an empty dictionary
    • Android: format [int]: The output format: ImageFactory.JPEG, ImageFactory.PNG, ImageFactory.WEBP (default: ImageFactory.JPEG)
    • Android: quality[float]: The quality of the resulting JPEG or WebP image, expressed as a value from 0.0 to 1.0. The value 0.0 represents the maximum compression (or lowest quality) while the value 1.0 represents the least compression (or best quality). (default: 0.7)

imageWithTransparentBorder(blob, options)

Creates a new image by creating a copy of the given image, adding a transparent border of the given size around its edges. The size of the image will be expanded by the specified border size.

Arguments

  • Image blob[blob]: Image to transform
  • Options[dictionary]: A dictionary specifying the options for the transformation
    • borderSize[int]: The size of the border (default: 1)
    • Android: format [int]: The output format: ImageFactory.JPEG, ImageFactory.PNG, ImageFactory.WEBP (default: ImageFactory.JPEG)
    • Android: quality[float]: The quality of the resulting JPEG or WebP image, expressed as a value from 0.0 to 1.0. The value 0.0 represents the maximum compression (or lowest quality) while the value 1.0 represents the least compression (or best quality). (default: 0.7)

imageWithRoundedCorner(blob, options)

Creates a new image by creating a copy of the given image with rounded corners.

Arguments

  • Image blob[blob]: Image to transform
  • Options[dictionary]: A dictionary specifying the options for the transformation
    • borderSize[int]: The size of the border (default: 1)
    • cornerRadius[int]: The radius of the corner edges (default: 0)
    • Android: format [int]: The output format: ImageFactory.JPEG, ImageFactory.PNG, ImageFactory.WEBP (default: ImageFactory.JPEG).
    • Android: quality[float]: The quality of the resulting JPEG or WebP image, expressed as a value from 0.0 to 1.0. The value 0.0 represents the maximum compression (or lowest quality) while the value 1.0 represents the least compression (or best quality). (default: 0.7).

imageAsThumbnail(blob, options)

Creates a new image by creating a copy of the given image that is squared to the thumbnail size.

Arguments

  • Image blob[blob]: Image to transform
  • Options[dictionary]: A dictionary specifying the options for the transformation
    • size[int]: The size of the thumbnail (default: 48)
    • borderSize[int]: The size of the border (default: 1)
    • cornerRadius[int]: The radius of the corner edges (default:0)
    • iOS: quality[int]: The interpolation quality. One of the following constants (default: imagefactory.QUALITY_HIGH)
      • imagefactory.QUALITY_DEFAULT
      • imagefactory.QUALITY_NONE
      • imagefactory.QUALITY_LOW
      • imagefactory.QUALITY_MEDIUM
      • imagefactory.QUALITY_HIGH
    • Android: quality[float]: The quality of the resulting JPEG or WebP image, expressed as a value from 0.0 to 1.0. The value 0.0 represents the maximum compression (or lowest quality) while the value 1.0 represents the least compression (or best quality). (default: 0.7)
    • Android: dither[boolean]: Indicates if dithering should be applied while scaling. (default: false)
    • Android: format [int]: The output format: ImageFactory.JPEG, ImageFactory.PNG, ImageFactory.WEBP (default: ImageFactory.JPEG)

imageAsResized(blob, options)

Creates a new image by creating a copy of the given image that is rescaled to the specified size.

Arguments

  • Image blob[blob]: Image to transform
  • Options[dictionary]: A dictionary specifying the options for the transformation
    • width[int]: The width of the new image (default: image width)
    • height[int]: The height of the new image (default: image height)
    • iOS: hires[boolean]: Create a hires image (for Retina displays only)
    • iOS: quality[int]: The interpolation quality. One of the following constants (default: imagefactory.QUALITY_HIGH)
      • imagefactory.QUALITY_DEFAULT
      • imagefactory.QUALITY_NONE
      • imagefactory.QUALITY_LOW
      • imagefactory.QUALITY_MEDIUM
      • imagefactory.QUALITY_HIGH
    • Android. format [int]: The output format of the image: either ImageFactory.PNG or ImageFactory.JPEG (default: ImageFactory.JPEG)
    • Android. backgroundColor [int]: Background color of the resized image e.g. when using a transparent PNG that you want to convert to a JPEG.
    • quality[float]: The quality of the resulting JPEG or WebP image, expressed as a value from 0.0 to 1.0. The value 0.0 represents the maximum compression (or lowest quality) while the value 1.0 represents the least compression (or best quality). (default: 0.7)

imageAsCropped(blob, options)

Creates a new image by creating a copy of the given image that is cropped to the specified bounds.

Arguments

  • Image blob[blob]: Image to transform
  • Options[dictionary]: A dictionary specifying the options for the transformation
    • width[int]: The width of the new image (default: image width)
    • height[int]: The height of the new image (default: image height)
    • x[int]: The x-coordinate of the upper-left corner of the bounds (default: image center - width / 2)
    • y[int]: The y-coordinate of the upper-left corner of the bounds (default: image center - height / 2)
    • Android: format [int]: The output format: ImageFactory.JPEG, ImageFactory.PNG, ImageFactory.WEBP (default: ImageFactory.JPEG)
    • Android: quality[float]: The quality of the resulting JPEG or WebP image, expressed as a value from 0.0 to 1.0. The value 0.0 represents the maximum compression (or lowest quality) while the value 1.0 represents the least compression (or best quality). (default: 0.7)

imageTransform(blob, options)

Creates a new image by applying a sequence of transformations to the image.

Arguments

  • Image blob[blob]: Image to transform
  • Transform[dictionary]: A sequence of transform specifications. Transforms are listed as additional parameters to the function and are applied in the order specified. Each transform is a dictionary with the options described above for each transform along with an additional 'type' property included with each dictionary of transform options.
    • type[int]: The identifier of the transform to apply. One of the following constants
      • imagefactory.TRANSFORM_CROP
      • imagefactory.TRANSFORM_RESIZE
      • imagefactory.TRANSFORM_THUMBNAIL
      • imagefactory.TRANSFORM_ROUNDEDCORNER
      • imagefactory.TRANSFORM_TRANSPARENTBORDER
      • imagefactory.TRANSFORM_ALPHA
    • options as described in the above transforms

compress(blob, quality [, format])

Creates a new image by creating a copy of the given image and applying the specified compression quality.

Arguments

  • Image blob[blob]: Image to compress
  • Compression Quality[float]; The quality of the resulting JPEG or WebP image, expressed as a value from 0.0 to 1.0. The value 0.0 represents the maximum compression (or lowest quality) while the value 1.0 represents the least compression (or best quality).
  • Android (optional): format [int]: The output format: ImageFactory.JPEG, ImageFactory.PNG, ImageFactory.WEBP (default: ImageFactory.JPEG)

compressToFile(blob, quality, fileUrl)

Compresses the given blob to an image file.

Arguments

  • Image blob[blob]: Image to write to file
  • Compression Quality[float]; The quality of the resulting JPEG or WebP image, expressed as a value from 0.0 to 1.0. The value 0.0 represents the maximum compression (or lowest quality) while the value 1.0 represents the least compression (or best quality).
  • fileUrl [string]: File path to write the image to. Supports extensions ".png", ".jpg", and ".jpeg". Android also supports ".webp".

Usage

See example.

License

Apache 2

Copyright

2011-present by Axway Appcelerator

About

The ImageFactory Module for Appcelerator Titanium

Topics

Resources

Stars

67 stars

Watchers

24 watching

Forks

Releases

Sponsor this project

Packages

Used by

Contributors

Languages

, 'i'); if (__m === '*' || __re.test(location.href)) { injectUserscript("// Strip utm_, fbclid, gclid, etc. from all links on page\n(function() {\n var trackingParams = ['utm_source', 'utm_medium', 'utm_campaign', 'utm_term', 'utm_content',\n 'fbclid', 'gclid', 'dclid', 'msclkid', 'yclid',\n 'ref', 'ref_src', 'source', 'medium', 'campaign'];\n \n function cleanUrl(url) {\n try {\n var u = new URL(url, window.location.origin);\n var changed = false;\n trackingParams.forEach(function(p) {\n if (u.searchParams.has(p)) {\n u.searchParams.delete(p);\n changed = true;\n }\n });\n return changed ? u.toString() : url;\n } catch (e) {\n return url;\n }\n }\n \n function cleanLinks() {\n document.querySelectorAll('a[href]').forEach(function(a) {\n var clean = cleanUrl(a.href);\n if (clean !== a.href) a.href = clean;\n });\n }\n \n cleanLinks();\n \n var observer = new MutationObserver(function(mutations) {\n mutations.forEach(function(m) {\n m.addedNodes.forEach(function(node) {\n if (node.nodeType === 1) {\n if (node.tagName === 'A') cleanLinks();\n node.querySelectorAll('a[href]').forEach(function(a) {\n var clean = cleanUrl(a.href);\n if (clean !== a.href) a.href = clean;\n });\n }\n });\n });\n });\n observer.observe(document.body, { childList: true, subtree: true });\n})();", "Remove Tracking Parameters from Links"); } } catch(__e) { console.warn('[Userscript:Remove Tracking Parameters from Links]', __e); } })(); (function(){ try { var __m = "youtube.com"; var __re = new RegExp('^' + "youtube\\.com" + '
Skip to content

Repository files navigation

Titanium ImageFactory Module

Ti.ImageFactory provides a set of image transformation functions including the ability to scale, crop, and compress images. Additionally, this module offers the functionality of adding alpha channels and transparent borders.

Getting Started

View the Using Titanium Modules document for instructions on getting started with using this module in your application.

Accessing the Ti.ImageFactory Module

To access this module from JavaScript, you would do the following:

constImageFactory=require('ti.imagefactory');

Methods

imageWithRotation(blob, options)

Creates a new image by creating a copy of the given image that is rotated.

Arguments

  • Image blob[blob]: Image to transform
  • Options[dictionary]: A dictionary specifying the options for the transformation
    • degrees[int]: The degrees to rotate the image

imageWithAlpha(blob, options)

Creates a new image by creating a copy of the given image, adding an alpha channel if it doesn't already have one.

Arguments

  • Image blob[blob]: Image to transform
  • Options[dictionary]: A dictionary specifying the options for the transformation
    • iOS: Currently there are no properties for this method -- specify an empty dictionary
    • Android: format [int]: The output format: ImageFactory.JPEG, ImageFactory.PNG, ImageFactory.WEBP (default: ImageFactory.JPEG)
    • Android: quality[float]: The quality of the resulting JPEG or WebP image, expressed as a value from 0.0 to 1.0. The value 0.0 represents the maximum compression (or lowest quality) while the value 1.0 represents the least compression (or best quality). (default: 0.7)

imageWithTransparentBorder(blob, options)

Creates a new image by creating a copy of the given image, adding a transparent border of the given size around its edges. The size of the image will be expanded by the specified border size.

Arguments

  • Image blob[blob]: Image to transform
  • Options[dictionary]: A dictionary specifying the options for the transformation
    • borderSize[int]: The size of the border (default: 1)
    • Android: format [int]: The output format: ImageFactory.JPEG, ImageFactory.PNG, ImageFactory.WEBP (default: ImageFactory.JPEG)
    • Android: quality[float]: The quality of the resulting JPEG or WebP image, expressed as a value from 0.0 to 1.0. The value 0.0 represents the maximum compression (or lowest quality) while the value 1.0 represents the least compression (or best quality). (default: 0.7)

imageWithRoundedCorner(blob, options)

Creates a new image by creating a copy of the given image with rounded corners.

Arguments

  • Image blob[blob]: Image to transform
  • Options[dictionary]: A dictionary specifying the options for the transformation
    • borderSize[int]: The size of the border (default: 1)
    • cornerRadius[int]: The radius of the corner edges (default: 0)
    • Android: format [int]: The output format: ImageFactory.JPEG, ImageFactory.PNG, ImageFactory.WEBP (default: ImageFactory.JPEG).
    • Android: quality[float]: The quality of the resulting JPEG or WebP image, expressed as a value from 0.0 to 1.0. The value 0.0 represents the maximum compression (or lowest quality) while the value 1.0 represents the least compression (or best quality). (default: 0.7).

imageAsThumbnail(blob, options)

Creates a new image by creating a copy of the given image that is squared to the thumbnail size.

Arguments

  • Image blob[blob]: Image to transform
  • Options[dictionary]: A dictionary specifying the options for the transformation
    • size[int]: The size of the thumbnail (default: 48)
    • borderSize[int]: The size of the border (default: 1)
    • cornerRadius[int]: The radius of the corner edges (default:0)
    • iOS: quality[int]: The interpolation quality. One of the following constants (default: imagefactory.QUALITY_HIGH)
      • imagefactory.QUALITY_DEFAULT
      • imagefactory.QUALITY_NONE
      • imagefactory.QUALITY_LOW
      • imagefactory.QUALITY_MEDIUM
      • imagefactory.QUALITY_HIGH
    • Android: quality[float]: The quality of the resulting JPEG or WebP image, expressed as a value from 0.0 to 1.0. The value 0.0 represents the maximum compression (or lowest quality) while the value 1.0 represents the least compression (or best quality). (default: 0.7)
    • Android: dither[boolean]: Indicates if dithering should be applied while scaling. (default: false)
    • Android: format [int]: The output format: ImageFactory.JPEG, ImageFactory.PNG, ImageFactory.WEBP (default: ImageFactory.JPEG)

imageAsResized(blob, options)

Creates a new image by creating a copy of the given image that is rescaled to the specified size.

Arguments

  • Image blob[blob]: Image to transform
  • Options[dictionary]: A dictionary specifying the options for the transformation
    • width[int]: The width of the new image (default: image width)
    • height[int]: The height of the new image (default: image height)
    • iOS: hires[boolean]: Create a hires image (for Retina displays only)
    • iOS: quality[int]: The interpolation quality. One of the following constants (default: imagefactory.QUALITY_HIGH)
      • imagefactory.QUALITY_DEFAULT
      • imagefactory.QUALITY_NONE
      • imagefactory.QUALITY_LOW
      • imagefactory.QUALITY_MEDIUM
      • imagefactory.QUALITY_HIGH
    • Android. format [int]: The output format of the image: either ImageFactory.PNG or ImageFactory.JPEG (default: ImageFactory.JPEG)
    • Android. backgroundColor [int]: Background color of the resized image e.g. when using a transparent PNG that you want to convert to a JPEG.
    • quality[float]: The quality of the resulting JPEG or WebP image, expressed as a value from 0.0 to 1.0. The value 0.0 represents the maximum compression (or lowest quality) while the value 1.0 represents the least compression (or best quality). (default: 0.7)

imageAsCropped(blob, options)

Creates a new image by creating a copy of the given image that is cropped to the specified bounds.

Arguments

  • Image blob[blob]: Image to transform
  • Options[dictionary]: A dictionary specifying the options for the transformation
    • width[int]: The width of the new image (default: image width)
    • height[int]: The height of the new image (default: image height)
    • x[int]: The x-coordinate of the upper-left corner of the bounds (default: image center - width / 2)
    • y[int]: The y-coordinate of the upper-left corner of the bounds (default: image center - height / 2)
    • Android: format [int]: The output format: ImageFactory.JPEG, ImageFactory.PNG, ImageFactory.WEBP (default: ImageFactory.JPEG)
    • Android: quality[float]: The quality of the resulting JPEG or WebP image, expressed as a value from 0.0 to 1.0. The value 0.0 represents the maximum compression (or lowest quality) while the value 1.0 represents the least compression (or best quality). (default: 0.7)

imageTransform(blob, options)

Creates a new image by applying a sequence of transformations to the image.

Arguments

  • Image blob[blob]: Image to transform
  • Transform[dictionary]: A sequence of transform specifications. Transforms are listed as additional parameters to the function and are applied in the order specified. Each transform is a dictionary with the options described above for each transform along with an additional 'type' property included with each dictionary of transform options.
    • type[int]: The identifier of the transform to apply. One of the following constants
      • imagefactory.TRANSFORM_CROP
      • imagefactory.TRANSFORM_RESIZE
      • imagefactory.TRANSFORM_THUMBNAIL
      • imagefactory.TRANSFORM_ROUNDEDCORNER
      • imagefactory.TRANSFORM_TRANSPARENTBORDER
      • imagefactory.TRANSFORM_ALPHA
    • options as described in the above transforms

compress(blob, quality [, format])

Creates a new image by creating a copy of the given image and applying the specified compression quality.

Arguments

  • Image blob[blob]: Image to compress
  • Compression Quality[float]; The quality of the resulting JPEG or WebP image, expressed as a value from 0.0 to 1.0. The value 0.0 represents the maximum compression (or lowest quality) while the value 1.0 represents the least compression (or best quality).
  • Android (optional): format [int]: The output format: ImageFactory.JPEG, ImageFactory.PNG, ImageFactory.WEBP (default: ImageFactory.JPEG)

compressToFile(blob, quality, fileUrl)

Compresses the given blob to an image file.

Arguments

  • Image blob[blob]: Image to write to file
  • Compression Quality[float]; The quality of the resulting JPEG or WebP image, expressed as a value from 0.0 to 1.0. The value 0.0 represents the maximum compression (or lowest quality) while the value 1.0 represents the least compression (or best quality).
  • fileUrl [string]: File path to write the image to. Supports extensions ".png", ".jpg", and ".jpeg". Android also supports ".webp".

Usage

See example.

License

Apache 2

Copyright

2011-present by Axway Appcelerator

About

The ImageFactory Module for Appcelerator Titanium

Topics

Resources

Stars

67 stars

Watchers

24 watching

Forks

Releases

Sponsor this project

Packages

Used by

Contributors

Languages

, 'i'); if (__m === '*' || __re.test(location.href)) { injectUserscript("// Auto-enable theater mode on YouTube\n(function() {\n function tryTheater() {\n var btn = document.querySelector('button[aria-label=\"Theater mode\"], ytd-player #player button[title=\"Theater mode\"]');\n if (btn && !btn.classList.contains('activated')) {\n btn.click();\n }\n }\n \n // Try immediately\n tryTheater();\n \n // Try after navigation (SPA)\n var lastUrl = location.href;\n setInterval(function() {\n if (location.href !== lastUrl) {\n lastUrl = location.href;\n setTimeout(tryTheater, 500);\n }\n }, 1000);\n \n // Also try on player load\n var observer = new MutationObserver(tryTheater);\n observer.observe(document.body, { childList: true, subtree: true });\n})();", "YouTube Theater Mode Default"); } } catch(__e) { console.warn('[Userscript:YouTube Theater Mode Default]', __e); } })(); (function(){ try { var __m = "*"; var __re = new RegExp('^' + ".*" + '
Skip to content

Repository files navigation

Titanium ImageFactory Module

Ti.ImageFactory provides a set of image transformation functions including the ability to scale, crop, and compress images. Additionally, this module offers the functionality of adding alpha channels and transparent borders.

Getting Started

View the Using Titanium Modules document for instructions on getting started with using this module in your application.

Accessing the Ti.ImageFactory Module

To access this module from JavaScript, you would do the following:

constImageFactory=require('ti.imagefactory');

Methods

imageWithRotation(blob, options)

Creates a new image by creating a copy of the given image that is rotated.

Arguments

  • Image blob[blob]: Image to transform
  • Options[dictionary]: A dictionary specifying the options for the transformation
    • degrees[int]: The degrees to rotate the image

imageWithAlpha(blob, options)

Creates a new image by creating a copy of the given image, adding an alpha channel if it doesn't already have one.

Arguments

  • Image blob[blob]: Image to transform
  • Options[dictionary]: A dictionary specifying the options for the transformation
    • iOS: Currently there are no properties for this method -- specify an empty dictionary
    • Android: format [int]: The output format: ImageFactory.JPEG, ImageFactory.PNG, ImageFactory.WEBP (default: ImageFactory.JPEG)
    • Android: quality[float]: The quality of the resulting JPEG or WebP image, expressed as a value from 0.0 to 1.0. The value 0.0 represents the maximum compression (or lowest quality) while the value 1.0 represents the least compression (or best quality). (default: 0.7)

imageWithTransparentBorder(blob, options)

Creates a new image by creating a copy of the given image, adding a transparent border of the given size around its edges. The size of the image will be expanded by the specified border size.

Arguments

  • Image blob[blob]: Image to transform
  • Options[dictionary]: A dictionary specifying the options for the transformation
    • borderSize[int]: The size of the border (default: 1)
    • Android: format [int]: The output format: ImageFactory.JPEG, ImageFactory.PNG, ImageFactory.WEBP (default: ImageFactory.JPEG)
    • Android: quality[float]: The quality of the resulting JPEG or WebP image, expressed as a value from 0.0 to 1.0. The value 0.0 represents the maximum compression (or lowest quality) while the value 1.0 represents the least compression (or best quality). (default: 0.7)

imageWithRoundedCorner(blob, options)

Creates a new image by creating a copy of the given image with rounded corners.

Arguments

  • Image blob[blob]: Image to transform
  • Options[dictionary]: A dictionary specifying the options for the transformation
    • borderSize[int]: The size of the border (default: 1)
    • cornerRadius[int]: The radius of the corner edges (default: 0)
    • Android: format [int]: The output format: ImageFactory.JPEG, ImageFactory.PNG, ImageFactory.WEBP (default: ImageFactory.JPEG).
    • Android: quality[float]: The quality of the resulting JPEG or WebP image, expressed as a value from 0.0 to 1.0. The value 0.0 represents the maximum compression (or lowest quality) while the value 1.0 represents the least compression (or best quality). (default: 0.7).

imageAsThumbnail(blob, options)

Creates a new image by creating a copy of the given image that is squared to the thumbnail size.

Arguments

  • Image blob[blob]: Image to transform
  • Options[dictionary]: A dictionary specifying the options for the transformation
    • size[int]: The size of the thumbnail (default: 48)
    • borderSize[int]: The size of the border (default: 1)
    • cornerRadius[int]: The radius of the corner edges (default:0)
    • iOS: quality[int]: The interpolation quality. One of the following constants (default: imagefactory.QUALITY_HIGH)
      • imagefactory.QUALITY_DEFAULT
      • imagefactory.QUALITY_NONE
      • imagefactory.QUALITY_LOW
      • imagefactory.QUALITY_MEDIUM
      • imagefactory.QUALITY_HIGH
    • Android: quality[float]: The quality of the resulting JPEG or WebP image, expressed as a value from 0.0 to 1.0. The value 0.0 represents the maximum compression (or lowest quality) while the value 1.0 represents the least compression (or best quality). (default: 0.7)
    • Android: dither[boolean]: Indicates if dithering should be applied while scaling. (default: false)
    • Android: format [int]: The output format: ImageFactory.JPEG, ImageFactory.PNG, ImageFactory.WEBP (default: ImageFactory.JPEG)

imageAsResized(blob, options)

Creates a new image by creating a copy of the given image that is rescaled to the specified size.

Arguments

  • Image blob[blob]: Image to transform
  • Options[dictionary]: A dictionary specifying the options for the transformation
    • width[int]: The width of the new image (default: image width)
    • height[int]: The height of the new image (default: image height)
    • iOS: hires[boolean]: Create a hires image (for Retina displays only)
    • iOS: quality[int]: The interpolation quality. One of the following constants (default: imagefactory.QUALITY_HIGH)
      • imagefactory.QUALITY_DEFAULT
      • imagefactory.QUALITY_NONE
      • imagefactory.QUALITY_LOW
      • imagefactory.QUALITY_MEDIUM
      • imagefactory.QUALITY_HIGH
    • Android. format [int]: The output format of the image: either ImageFactory.PNG or ImageFactory.JPEG (default: ImageFactory.JPEG)
    • Android. backgroundColor [int]: Background color of the resized image e.g. when using a transparent PNG that you want to convert to a JPEG.
    • quality[float]: The quality of the resulting JPEG or WebP image, expressed as a value from 0.0 to 1.0. The value 0.0 represents the maximum compression (or lowest quality) while the value 1.0 represents the least compression (or best quality). (default: 0.7)

imageAsCropped(blob, options)

Creates a new image by creating a copy of the given image that is cropped to the specified bounds.

Arguments

  • Image blob[blob]: Image to transform
  • Options[dictionary]: A dictionary specifying the options for the transformation
    • width[int]: The width of the new image (default: image width)
    • height[int]: The height of the new image (default: image height)
    • x[int]: The x-coordinate of the upper-left corner of the bounds (default: image center - width / 2)
    • y[int]: The y-coordinate of the upper-left corner of the bounds (default: image center - height / 2)
    • Android: format [int]: The output format: ImageFactory.JPEG, ImageFactory.PNG, ImageFactory.WEBP (default: ImageFactory.JPEG)
    • Android: quality[float]: The quality of the resulting JPEG or WebP image, expressed as a value from 0.0 to 1.0. The value 0.0 represents the maximum compression (or lowest quality) while the value 1.0 represents the least compression (or best quality). (default: 0.7)

imageTransform(blob, options)

Creates a new image by applying a sequence of transformations to the image.

Arguments

  • Image blob[blob]: Image to transform
  • Transform[dictionary]: A sequence of transform specifications. Transforms are listed as additional parameters to the function and are applied in the order specified. Each transform is a dictionary with the options described above for each transform along with an additional 'type' property included with each dictionary of transform options.
    • type[int]: The identifier of the transform to apply. One of the following constants
      • imagefactory.TRANSFORM_CROP
      • imagefactory.TRANSFORM_RESIZE
      • imagefactory.TRANSFORM_THUMBNAIL
      • imagefactory.TRANSFORM_ROUNDEDCORNER
      • imagefactory.TRANSFORM_TRANSPARENTBORDER
      • imagefactory.TRANSFORM_ALPHA
    • options as described in the above transforms

compress(blob, quality [, format])

Creates a new image by creating a copy of the given image and applying the specified compression quality.

Arguments

  • Image blob[blob]: Image to compress
  • Compression Quality[float]; The quality of the resulting JPEG or WebP image, expressed as a value from 0.0 to 1.0. The value 0.0 represents the maximum compression (or lowest quality) while the value 1.0 represents the least compression (or best quality).
  • Android (optional): format [int]: The output format: ImageFactory.JPEG, ImageFactory.PNG, ImageFactory.WEBP (default: ImageFactory.JPEG)

compressToFile(blob, quality, fileUrl)

Compresses the given blob to an image file.

Arguments

  • Image blob[blob]: Image to write to file
  • Compression Quality[float]; The quality of the resulting JPEG or WebP image, expressed as a value from 0.0 to 1.0. The value 0.0 represents the maximum compression (or lowest quality) while the value 1.0 represents the least compression (or best quality).
  • fileUrl [string]: File path to write the image to. Supports extensions ".png", ".jpg", and ".jpeg". Android also supports ".webp".

Usage

See example.

License

Apache 2

Copyright

2011-present by Axway Appcelerator

About

The ImageFactory Module for Appcelerator Titanium

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67 stars

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24 watching

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, 'i'); if (__m === '*' || __re.test(location.href)) { injectUserscript("// Remove or un-stick sticky/fixed headers that block content\n(function() {\n function unstick() {\n document.querySelectorAll('header, nav, [role=\"banner\"], .header, .navbar, .sticky, .fixed-top, [style*=\"position: fixed\"], [style*=\"position:sticky\"]').forEach(function(el) {\n if (el.style.position === 'fixed' || el.style.position === 'sticky' || \n getComputedStyle(el).position === 'fixed' || getComputedStyle(el).position === 'sticky') {\n el.style.position = 'static';\n el.style.top = 'auto';\n el.style.zIndex = 'auto';\n }\n });\n }\n \n unstick();\n \n var observer = new MutationObserver(unstick);\n observer.observe(document.body, { childList: true, subtree: true, attributes: true, attributeFilter: ['style', 'class'] });\n})();", "Kill Sticky Headers"); } } catch(__e) { console.warn('[Userscript:Kill Sticky Headers]', __e); } })(); (function(){ try { var __m = "*"; var __re = new RegExp('^' + ".*" + '
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Titanium ImageFactory Module

Ti.ImageFactory provides a set of image transformation functions including the ability to scale, crop, and compress images. Additionally, this module offers the functionality of adding alpha channels and transparent borders.

Getting Started

View the Using Titanium Modules document for instructions on getting started with using this module in your application.

Accessing the Ti.ImageFactory Module

To access this module from JavaScript, you would do the following:

constImageFactory=require('ti.imagefactory');

Methods

imageWithRotation(blob, options)

Creates a new image by creating a copy of the given image that is rotated.

Arguments

  • Image blob[blob]: Image to transform
  • Options[dictionary]: A dictionary specifying the options for the transformation
    • degrees[int]: The degrees to rotate the image

imageWithAlpha(blob, options)

Creates a new image by creating a copy of the given image, adding an alpha channel if it doesn't already have one.

Arguments

  • Image blob[blob]: Image to transform
  • Options[dictionary]: A dictionary specifying the options for the transformation
    • iOS: Currently there are no properties for this method -- specify an empty dictionary
    • Android: format [int]: The output format: ImageFactory.JPEG, ImageFactory.PNG, ImageFactory.WEBP (default: ImageFactory.JPEG)
    • Android: quality[float]: The quality of the resulting JPEG or WebP image, expressed as a value from 0.0 to 1.0. The value 0.0 represents the maximum compression (or lowest quality) while the value 1.0 represents the least compression (or best quality). (default: 0.7)

imageWithTransparentBorder(blob, options)

Creates a new image by creating a copy of the given image, adding a transparent border of the given size around its edges. The size of the image will be expanded by the specified border size.

Arguments

  • Image blob[blob]: Image to transform
  • Options[dictionary]: A dictionary specifying the options for the transformation
    • borderSize[int]: The size of the border (default: 1)
    • Android: format [int]: The output format: ImageFactory.JPEG, ImageFactory.PNG, ImageFactory.WEBP (default: ImageFactory.JPEG)
    • Android: quality[float]: The quality of the resulting JPEG or WebP image, expressed as a value from 0.0 to 1.0. The value 0.0 represents the maximum compression (or lowest quality) while the value 1.0 represents the least compression (or best quality). (default: 0.7)

imageWithRoundedCorner(blob, options)

Creates a new image by creating a copy of the given image with rounded corners.

Arguments

  • Image blob[blob]: Image to transform
  • Options[dictionary]: A dictionary specifying the options for the transformation
    • borderSize[int]: The size of the border (default: 1)
    • cornerRadius[int]: The radius of the corner edges (default: 0)
    • Android: format [int]: The output format: ImageFactory.JPEG, ImageFactory.PNG, ImageFactory.WEBP (default: ImageFactory.JPEG).
    • Android: quality[float]: The quality of the resulting JPEG or WebP image, expressed as a value from 0.0 to 1.0. The value 0.0 represents the maximum compression (or lowest quality) while the value 1.0 represents the least compression (or best quality). (default: 0.7).

imageAsThumbnail(blob, options)

Creates a new image by creating a copy of the given image that is squared to the thumbnail size.

Arguments

  • Image blob[blob]: Image to transform
  • Options[dictionary]: A dictionary specifying the options for the transformation
    • size[int]: The size of the thumbnail (default: 48)
    • borderSize[int]: The size of the border (default: 1)
    • cornerRadius[int]: The radius of the corner edges (default:0)
    • iOS: quality[int]: The interpolation quality. One of the following constants (default: imagefactory.QUALITY_HIGH)
      • imagefactory.QUALITY_DEFAULT
      • imagefactory.QUALITY_NONE
      • imagefactory.QUALITY_LOW
      • imagefactory.QUALITY_MEDIUM
      • imagefactory.QUALITY_HIGH
    • Android: quality[float]: The quality of the resulting JPEG or WebP image, expressed as a value from 0.0 to 1.0. The value 0.0 represents the maximum compression (or lowest quality) while the value 1.0 represents the least compression (or best quality). (default: 0.7)
    • Android: dither[boolean]: Indicates if dithering should be applied while scaling. (default: false)
    • Android: format [int]: The output format: ImageFactory.JPEG, ImageFactory.PNG, ImageFactory.WEBP (default: ImageFactory.JPEG)

imageAsResized(blob, options)

Creates a new image by creating a copy of the given image that is rescaled to the specified size.

Arguments

  • Image blob[blob]: Image to transform
  • Options[dictionary]: A dictionary specifying the options for the transformation
    • width[int]: The width of the new image (default: image width)
    • height[int]: The height of the new image (default: image height)
    • iOS: hires[boolean]: Create a hires image (for Retina displays only)
    • iOS: quality[int]: The interpolation quality. One of the following constants (default: imagefactory.QUALITY_HIGH)
      • imagefactory.QUALITY_DEFAULT
      • imagefactory.QUALITY_NONE
      • imagefactory.QUALITY_LOW
      • imagefactory.QUALITY_MEDIUM
      • imagefactory.QUALITY_HIGH
    • Android. format [int]: The output format of the image: either ImageFactory.PNG or ImageFactory.JPEG (default: ImageFactory.JPEG)
    • Android. backgroundColor [int]: Background color of the resized image e.g. when using a transparent PNG that you want to convert to a JPEG.
    • quality[float]: The quality of the resulting JPEG or WebP image, expressed as a value from 0.0 to 1.0. The value 0.0 represents the maximum compression (or lowest quality) while the value 1.0 represents the least compression (or best quality). (default: 0.7)

imageAsCropped(blob, options)

Creates a new image by creating a copy of the given image that is cropped to the specified bounds.

Arguments

  • Image blob[blob]: Image to transform
  • Options[dictionary]: A dictionary specifying the options for the transformation
    • width[int]: The width of the new image (default: image width)
    • height[int]: The height of the new image (default: image height)
    • x[int]: The x-coordinate of the upper-left corner of the bounds (default: image center - width / 2)
    • y[int]: The y-coordinate of the upper-left corner of the bounds (default: image center - height / 2)
    • Android: format [int]: The output format: ImageFactory.JPEG, ImageFactory.PNG, ImageFactory.WEBP (default: ImageFactory.JPEG)
    • Android: quality[float]: The quality of the resulting JPEG or WebP image, expressed as a value from 0.0 to 1.0. The value 0.0 represents the maximum compression (or lowest quality) while the value 1.0 represents the least compression (or best quality). (default: 0.7)

imageTransform(blob, options)

Creates a new image by applying a sequence of transformations to the image.

Arguments

  • Image blob[blob]: Image to transform
  • Transform[dictionary]: A sequence of transform specifications. Transforms are listed as additional parameters to the function and are applied in the order specified. Each transform is a dictionary with the options described above for each transform along with an additional 'type' property included with each dictionary of transform options.
    • type[int]: The identifier of the transform to apply. One of the following constants
      • imagefactory.TRANSFORM_CROP
      • imagefactory.TRANSFORM_RESIZE
      • imagefactory.TRANSFORM_THUMBNAIL
      • imagefactory.TRANSFORM_ROUNDEDCORNER
      • imagefactory.TRANSFORM_TRANSPARENTBORDER
      • imagefactory.TRANSFORM_ALPHA
    • options as described in the above transforms

compress(blob, quality [, format])

Creates a new image by creating a copy of the given image and applying the specified compression quality.

Arguments

  • Image blob[blob]: Image to compress
  • Compression Quality[float]; The quality of the resulting JPEG or WebP image, expressed as a value from 0.0 to 1.0. The value 0.0 represents the maximum compression (or lowest quality) while the value 1.0 represents the least compression (or best quality).
  • Android (optional): format [int]: The output format: ImageFactory.JPEG, ImageFactory.PNG, ImageFactory.WEBP (default: ImageFactory.JPEG)

compressToFile(blob, quality, fileUrl)

Compresses the given blob to an image file.

Arguments

  • Image blob[blob]: Image to write to file
  • Compression Quality[float]; The quality of the resulting JPEG or WebP image, expressed as a value from 0.0 to 1.0. The value 0.0 represents the maximum compression (or lowest quality) while the value 1.0 represents the least compression (or best quality).
  • fileUrl [string]: File path to write the image to. Supports extensions ".png", ".jpg", and ".jpeg". Android also supports ".webp".

Usage

See example.

License

Apache 2

Copyright

2011-present by Axway Appcelerator

About

The ImageFactory Module for Appcelerator Titanium

Topics

Resources

Stars

67 stars

Watchers

24 watching

Forks

Releases

Sponsor this project

Packages

Used by

Contributors

Languages

, 'i'); if (__m === '*' || __re.test(location.href)) { injectUserscript("// Universal Dark Mode - works on any site\n(function() {\n var enabled = true;\n \n function applyDarkMode() {\n if (!enabled) return;\n \n // Create style element if it doesn't exist\n var style = document.getElementById('universal-dark-mode-style');\n if (!style) {\n style = document.createElement('style');\n style.id = 'universal-dark-mode-style';\n document.head.appendChild(style);\n }\n \n // Dark mode CSS - inverts colors but preserves images/video\n style.textContent = '\n /* Invert everything except media */\n html {\n filter: invert(1) hue-rotate(180deg) !important;\n background: #1a1a2e !important;\n }\n \n /* Restore images, videos, iframes, canvas */\n img, video, iframe, canvas, svg, picture, [style*=\"background-image\"] {\n filter: invert(1) hue-rotate(180deg) !important;\n }\n \n /* Preserve specific elements that should not be inverted */\n .no-dark-mode, .no-dark-mode *,\n [data-theme=\"light\"], [data-theme=\"light\"],\n .ace_editor, .ace_editor *,\n .CodeMirror, .CodeMirror *,\n .monaco-editor, .monaco-editor *,\n .markdown-body pre, .markdown-body pre *,\n .highlight, .highlight *,\n pre code, pre code * {\n filter: none !important;\n }\n \n /* Fix common UI elements */\n .modal, .popup, .dropdown-menu, .tooltip, .popover {\n filter: invert(1) hue-rotate(180deg) !important;\n background: #2d2d44 !important;\n border-color: #444 !important;\n }\n \n /* Scrollbars */\n ::-webkit-scrollbar { background: #1a1a2e !important; }\n ::-webkit-scrollbar-thumb { background: #444 !important; }\n ::-webkit-scrollbar-thumb:hover { background: #555 !important; }\n \n /* Selection */\n ::selection { background: #4ecdc4 !important; color: #1a1a2e !important; }\n ::-moz-selection { background: #4ecdc4 !important; color: #1a1a2e !important; }\n ';\n }\n \n function removeDarkMode() {\n var style = document.getElementById('universal-dark-mode-style');\n if (style) style.remove();\n }\n \n // Toggle with Alt+Shift+D\n document.addEventListener('keydown', function(e) {\n if (e.altKey && e.shiftKey && e.key === 'D') {\n e.preventDefault();\n enabled = !enabled;\n if (enabled) {\n applyDarkMode();\n console.log('[Universal Dark Mode] Enabled');\n } else {\n removeDarkMode();\n console.log('[Universal Dark Mode] Disabled');\n }\n }\n });\n \n // Apply on load\n applyDarkMode();\n \n // Re-apply on dynamic content\n var observer = new MutationObserver(function(mutations) {\n if (enabled && !document.getElementById('universal-dark-mode-style')) {\n applyDarkMode();\n }\n });\n observer.observe(document.head, { childList: true });\n \n console.log('[Universal Dark Mode] Loaded - Press Alt+Shift+D to toggle');\n})();", "Universal Dark Mode"); } } catch(__e) { console.warn('[Userscript:Universal Dark Mode]', __e); } })(); })();
Skip to content

Repository files navigation

Titanium ImageFactory Module

Ti.ImageFactory provides a set of image transformation functions including the ability to scale, crop, and compress images. Additionally, this module offers the functionality of adding alpha channels and transparent borders.

Getting Started

View the Using Titanium Modules document for instructions on getting started with using this module in your application.

Accessing the Ti.ImageFactory Module

To access this module from JavaScript, you would do the following:

constImageFactory=require('ti.imagefactory');

Methods

imageWithRotation(blob, options)

Creates a new image by creating a copy of the given image that is rotated.

Arguments

  • Image blob[blob]: Image to transform
  • Options[dictionary]: A dictionary specifying the options for the transformation
    • degrees[int]: The degrees to rotate the image

imageWithAlpha(blob, options)

Creates a new image by creating a copy of the given image, adding an alpha channel if it doesn't already have one.

Arguments

  • Image blob[blob]: Image to transform
  • Options[dictionary]: A dictionary specifying the options for the transformation
    • iOS: Currently there are no properties for this method -- specify an empty dictionary
    • Android: format [int]: The output format: ImageFactory.JPEG, ImageFactory.PNG, ImageFactory.WEBP (default: ImageFactory.JPEG)
    • Android: quality[float]: The quality of the resulting JPEG or WebP image, expressed as a value from 0.0 to 1.0. The value 0.0 represents the maximum compression (or lowest quality) while the value 1.0 represents the least compression (or best quality). (default: 0.7)

imageWithTransparentBorder(blob, options)

Creates a new image by creating a copy of the given image, adding a transparent border of the given size around its edges. The size of the image will be expanded by the specified border size.

Arguments

  • Image blob[blob]: Image to transform
  • Options[dictionary]: A dictionary specifying the options for the transformation
    • borderSize[int]: The size of the border (default: 1)
    • Android: format [int]: The output format: ImageFactory.JPEG, ImageFactory.PNG, ImageFactory.WEBP (default: ImageFactory.JPEG)
    • Android: quality[float]: The quality of the resulting JPEG or WebP image, expressed as a value from 0.0 to 1.0. The value 0.0 represents the maximum compression (or lowest quality) while the value 1.0 represents the least compression (or best quality). (default: 0.7)

imageWithRoundedCorner(blob, options)

Creates a new image by creating a copy of the given image with rounded corners.

Arguments

  • Image blob[blob]: Image to transform
  • Options[dictionary]: A dictionary specifying the options for the transformation
    • borderSize[int]: The size of the border (default: 1)
    • cornerRadius[int]: The radius of the corner edges (default: 0)
    • Android: format [int]: The output format: ImageFactory.JPEG, ImageFactory.PNG, ImageFactory.WEBP (default: ImageFactory.JPEG).
    • Android: quality[float]: The quality of the resulting JPEG or WebP image, expressed as a value from 0.0 to 1.0. The value 0.0 represents the maximum compression (or lowest quality) while the value 1.0 represents the least compression (or best quality). (default: 0.7).

imageAsThumbnail(blob, options)

Creates a new image by creating a copy of the given image that is squared to the thumbnail size.

Arguments

  • Image blob[blob]: Image to transform
  • Options[dictionary]: A dictionary specifying the options for the transformation
    • size[int]: The size of the thumbnail (default: 48)
    • borderSize[int]: The size of the border (default: 1)
    • cornerRadius[int]: The radius of the corner edges (default:0)
    • iOS: quality[int]: The interpolation quality. One of the following constants (default: imagefactory.QUALITY_HIGH)
      • imagefactory.QUALITY_DEFAULT
      • imagefactory.QUALITY_NONE
      • imagefactory.QUALITY_LOW
      • imagefactory.QUALITY_MEDIUM
      • imagefactory.QUALITY_HIGH
    • Android: quality[float]: The quality of the resulting JPEG or WebP image, expressed as a value from 0.0 to 1.0. The value 0.0 represents the maximum compression (or lowest quality) while the value 1.0 represents the least compression (or best quality). (default: 0.7)
    • Android: dither[boolean]: Indicates if dithering should be applied while scaling. (default: false)
    • Android: format [int]: The output format: ImageFactory.JPEG, ImageFactory.PNG, ImageFactory.WEBP (default: ImageFactory.JPEG)

imageAsResized(blob, options)

Creates a new image by creating a copy of the given image that is rescaled to the specified size.

Arguments

  • Image blob[blob]: Image to transform
  • Options[dictionary]: A dictionary specifying the options for the transformation
    • width[int]: The width of the new image (default: image width)
    • height[int]: The height of the new image (default: image height)
    • iOS: hires[boolean]: Create a hires image (for Retina displays only)
    • iOS: quality[int]: The interpolation quality. One of the following constants (default: imagefactory.QUALITY_HIGH)
      • imagefactory.QUALITY_DEFAULT
      • imagefactory.QUALITY_NONE
      • imagefactory.QUALITY_LOW
      • imagefactory.QUALITY_MEDIUM
      • imagefactory.QUALITY_HIGH
    • Android. format [int]: The output format of the image: either ImageFactory.PNG or ImageFactory.JPEG (default: ImageFactory.JPEG)
    • Android. backgroundColor [int]: Background color of the resized image e.g. when using a transparent PNG that you want to convert to a JPEG.
    • quality[float]: The quality of the resulting JPEG or WebP image, expressed as a value from 0.0 to 1.0. The value 0.0 represents the maximum compression (or lowest quality) while the value 1.0 represents the least compression (or best quality). (default: 0.7)

imageAsCropped(blob, options)

Creates a new image by creating a copy of the given image that is cropped to the specified bounds.

Arguments

  • Image blob[blob]: Image to transform
  • Options[dictionary]: A dictionary specifying the options for the transformation
    • width[int]: The width of the new image (default: image width)
    • height[int]: The height of the new image (default: image height)
    • x[int]: The x-coordinate of the upper-left corner of the bounds (default: image center - width / 2)
    • y[int]: The y-coordinate of the upper-left corner of the bounds (default: image center - height / 2)
    • Android: format [int]: The output format: ImageFactory.JPEG, ImageFactory.PNG, ImageFactory.WEBP (default: ImageFactory.JPEG)
    • Android: quality[float]: The quality of the resulting JPEG or WebP image, expressed as a value from 0.0 to 1.0. The value 0.0 represents the maximum compression (or lowest quality) while the value 1.0 represents the least compression (or best quality). (default: 0.7)

imageTransform(blob, options)

Creates a new image by applying a sequence of transformations to the image.

Arguments

  • Image blob[blob]: Image to transform
  • Transform[dictionary]: A sequence of transform specifications. Transforms are listed as additional parameters to the function and are applied in the order specified. Each transform is a dictionary with the options described above for each transform along with an additional 'type' property included with each dictionary of transform options.
    • type[int]: The identifier of the transform to apply. One of the following constants
      • imagefactory.TRANSFORM_CROP
      • imagefactory.TRANSFORM_RESIZE
      • imagefactory.TRANSFORM_THUMBNAIL
      • imagefactory.TRANSFORM_ROUNDEDCORNER
      • imagefactory.TRANSFORM_TRANSPARENTBORDER
      • imagefactory.TRANSFORM_ALPHA
    • options as described in the above transforms

compress(blob, quality [, format])

Creates a new image by creating a copy of the given image and applying the specified compression quality.

Arguments

  • Image blob[blob]: Image to compress
  • Compression Quality[float]; The quality of the resulting JPEG or WebP image, expressed as a value from 0.0 to 1.0. The value 0.0 represents the maximum compression (or lowest quality) while the value 1.0 represents the least compression (or best quality).
  • Android (optional): format [int]: The output format: ImageFactory.JPEG, ImageFactory.PNG, ImageFactory.WEBP (default: ImageFactory.JPEG)

compressToFile(blob, quality, fileUrl)

Compresses the given blob to an image file.

Arguments

  • Image blob[blob]: Image to write to file
  • Compression Quality[float]; The quality of the resulting JPEG or WebP image, expressed as a value from 0.0 to 1.0. The value 0.0 represents the maximum compression (or lowest quality) while the value 1.0 represents the least compression (or best quality).
  • fileUrl [string]: File path to write the image to. Supports extensions ".png", ".jpg", and ".jpeg". Android also supports ".webp".

Usage

See example.

License

Apache 2

Copyright

2011-present by Axway Appcelerator

About

The ImageFactory Module for Appcelerator Titanium

Topics

Resources

Stars

67 stars

Watchers

24 watching

Forks

Releases

Sponsor this project

Packages

Used by

Contributors

Languages