https://github.com/fogfish/svg

https://github.com/fogfish/svg

Last synced: 16 days ago
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• Host: GitHub
• URL: https://github.com/fogfish/svg
• Owner: fogfish
• License: apache-2.0
• Created: 2012-07-21T15:43:36.000Z (over 12 years ago)
• Default Branch: master
• Last Pushed: 2018-10-30T07:50:01.000Z (about 6 years ago)
• Last Synced: 2024-10-18T16:22:56.703Z (25 days ago)
• Language: Erlang
• Size: 23.4 KB
• Stars: 5
• Watchers: 4
• Forks: 5
• Open Issues: 1
• Metadata Files:
  • Readme: README
  • License: LICENSE

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README

        
Erlang SVG library

******************

Copyright (c) 2012, Dmitry Kolesnikov

   This library is free software; you can redistribute it and/or modify

it under the terms of the Apache License, version 2.0 as published by 

http://www.apache.org/licenses/LICENSE-2.0

Introduction

============

   The library provides interface to render SVG graphics from Erlang 

application. The current version targets server-side rendering use-cases

with help of ImageMagic command line tool 'convert'. The library internal

uses xmerl for XML output.

Compile and build

=================

 

   git clone https://github.com/fogfish/svg.git

   cd svg

   make

Supported features

==================

   The following features are supported by current library release

See SVG specification http://www.w3.org/TR/SVG/ for detailed 

features descriptions.

   * SVG version 1.1

   * styling using presentation attributes

      - font properties

      - text properties

      - other visual properties

   * grouping element 'g'

   * 'path' element

      - absolute line-to primitive

      - absolute Bezier curve primitive

      - closepath primitive

   * 'rect' element

   * 'circle' element

   * 'ellipse' element

   * 'text' element

      - font styling

      - basic text draw at defined point

   * 'defs' element 

   * 'line' element

   * 'polyline' element

Feature backlog

===============

   The following features to be supported in following releases

   * 'symbol' element

   * 'use' element  

   * styling

      - gradient, patterns

      - 'style' element (css styling)

   * 'path' element

      - quadratic Bezier curve

      - elliptical arc

   * 'text' element

      - list of coordinates to 'x', 'y' attributes

      - inner 'tspan' element

      - shift the current text position {dx, dy}

      - layout feature

      - 'textPath' element

   * 'image' element

   * common attributes: 'id', 'class'

   * coordinate system, transform

   * clipping, masking, filtering

   * 'color-profile' element

Not supported features

======================

   The following features is nice-to-have but they are not required

for server side rending use-cases.

   * xsl styling

   * svg metadata: 'desc', 'title'

   * 'switch' element (conditional processing)

   * 'path' element

      - horizontal line-to primitive

      - vertical line-to primitive

   * text

      - 'altGlyph', 'altGlyphDef', 'altGlyphItem', 'glyphRef' elements

   * 'cursor' element

   * animation

Interface and examples

======================

   See src/svg.erl for api specification

   See test/svg_test.erl for api example