Some Latex shortcuts for Atom

init.coffee

# mimics the ctrl+shift+m behaviour in texmaker
atom.commands.add 'atom-text-editor',
  'custom:insert-inline-latex-eqn': ->
    return unless editor = atom.workspace.getActiveTextEditor()
    selection = editor.getLastSelection()
    selection.insertText("$#{selection.getText()}$")
    if not editor.getSelectedText()
        editor.moveLeft()

# puts selected text in a new align environment
atom.commands.add 'atom-text-editor',
  'custom:insert-latex-align': ->
    editor = atom.workspace.getActiveTextEditor()
    if not editor.getSelectedText()
        editor.insertText('\\begin{align}\n')
        editor.insertText(editor.getTabText())
        editor.insertText('\n\\end{align}')
    else
        selection = editor.getLastSelection()
        selection.insertText("\n\\begin{align}\n#{editor.getTabText()}#{selection.getText()}\n\\end{align}\n")
    editor.moveLeft(13)

# inserts \textbf{}, and puts selected text in there if it exists
atom.commands.add 'atom-text-editor',
  'latex:toggle-bold', ->
      return unless editor = atom.workspace.getActiveTextEditor()
      selection = editor.getLastSelection()
      selection.insertText("\\textbf{#{selection.getText()}}")
      if not editor.getSelectedText()
          editor.moveLeft()

# inserts \textit{}, and puts selected text in there if it exists
atom.commands.add 'atom-text-editor',
  'latex:toggle-italic', ->
      return unless editor = atom.workspace.getActiveTextEditor()
      selection = editor.getLastSelection()
      selection.insertText("\\textit{#{selection.getText()}}")
      if not editor.getSelectedText()
          editor.moveLeft()

keymap.cson

'atom-text-editor':
  'ctrl-shift-m': 'custom:insert-inline-latex-eqn'
  'ctrl-shift-e': 'custom:insert-latex-align'
  'ctrl-b': 'latex:toggle-bold'
  'ctrl-i': 'latex:toggle-italic'