el.setAttribute k, v
return el
-outer_css = (args) ->
- w = args.w ? 300
- h = args.h ? 300
- inner_padding = args.inner_padding ? overlay_padding
- frame_width = args.frame_width ? inner_padding
- # TODO editor controls height...
- occupy = (left, top = left, right = left, bottom = top) ->
- w -= left + right
- h -= top + bottom
- return Math.max(left, top, right, bottom)
- ret = ''
- ret += 'body {'
- ret += 'margin: 0;'
- ret += 'padding: 0;'
- ret += 'color: black;'
- ret += 'background: white;'
- ret += '}'
- ret += '#wrap1 {'
- ret += "border: #{occupy 1}px solid black;"
- ret += "padding: #{occupy frame_width}px;"
- ret += '}'
- ret += '#wrap2 {'
- ret += "border: #{occupy 1}px solid black;"
- ret += "padding: #{occupy inner_padding}px;"
- ret += "padding-right: #{inner_padding + occupy 0, 0, 15, 0}px;" # for scroll bar
- ret += "width: #{w}px;"
- ret += "height: #{h}px;"
- ret += 'overflow-x: hidden;'
- ret += 'overflow-y: scroll;'
- ret += '}'
- ret += '#wrap3 {'
- ret += 'position: relative;'
- ret += "width: #{w}px;"
- ret += "min-height: #{h}px;"
- ret += '}'
- ret += 'iframe {'
- ret += 'box-sizing: border-box;'
- ret += 'margin: 0;'
- ret += 'border: none;'
- ret += 'padding: 0;'
- ret += "width: #{w}px;"
- #ret += "height: #{h}px;" # height auto-set when content set/changed
- ret += '-ms-user-select: none;'
- ret += '-webkit-user-select: none;'
- ret += '-moz-user-select: none;'
- ret += 'user-select: none;'
- ret += '}'
- ret += '#overlay {'
- ret += 'position: absolute;'
- ret += "left: -#{inner_padding}px;"
- ret += "top: -#{inner_padding}px;"
- ret += "right: -#{inner_padding}px;"
- ret += "bottom: -#{inner_padding}px;"
- ret += 'overflow: hidden;'
- ret += '}'
- ret += '.lightbox {'
- ret += 'position: absolute;'
- ret += 'background: rgba(100,100,100,0.2);'
- ret += '}'
- ret += '#cursor {'
- ret += 'position: absolute;'
- ret += 'width: 2px;'
- ret += 'background: linear-gradient(0deg, rgba(0,0,0,1), rgba(255,255,255,1), rgba(0,0,0,1), rgba(255,255,255,1), rgba(0,0,0,1), rgba(255,255,255,1), rgba(0,0,0,1), rgba(255,255,255,1), rgba(0,0,0,1));'
- ret += 'background-size: 200% 200%;'
- ret += '-webkit-animation: blink 1s linear normal infinite;'
- ret += 'animation: blink 1s linear normal infinite;'
- ret += '}'
- ret += '@-webkit-keyframes blink {'
- ret += '0%{background-position:0% 0%}'
- ret += '100%{background-position:0% -100%}'
- ret += '}'
- ret += '@keyframes blink { '
- ret += '0%{background-position:0% 0%}'
- ret += '100%{background-position:0% -100%}'
- ret += '}'
- ret += '.ann_box {'
- ret += 'z-index: 5;'
- ret += 'position: absolute;'
- ret += 'border: 1px solid rgba(0,0,0,0.1);'
- ret += 'outline: 1px solid rgba(255,255,255,0.1);' # in case there's a black background
- ret += '}'
- ret += '.ann_tag {'
- ret += 'z-index: 10;'
- ret += 'position: absolute;'
- ret += 'font-size: 8px;'
- ret += 'white-space: pre;'
- ret += 'background: rgba(255,255,255,0.4);'
- ret += '-ms-user-select: none;'
- ret += '-webkit-user-select: none;'
- ret += '-moz-user-select: none;'
- ret += 'user-select: none;'
- ret += '}'
- return ret
ignore_key_codes =
@outer_iframe # iframe to hold editor
@outer_idoc # "document" object for @outer_iframe
@wrap2 = null # scrollbar is on this
+ @wrap2_offset = null
+ @wrap2_height = null # including padding
@iframe = null # iframe to hold editable content
@idoc = null # "document" object for @iframe
@cursor = null
@cursor_el = null
@cursor_visible = false
@poll_for_blur_timeout = null
- @wrap2_offset = null
- @iframe_height = null
opt_fragment = @options.fragment ? true
@parser_opts = {}
if opt_fragment
outer_bounds.h = 300
outer_iframe_style += "width: #{outer_bounds.w}px; height: #{outer_bounds.h}px;"
@outer_iframe.setAttribute 'style', outer_iframe_style
- css = outer_css w: outer_bounds.w, h: outer_bounds.h
+ css = @generate_outer_css w: outer_bounds.w, h: outer_bounds.h
outer_wrap.appendChild @outer_iframe
init_1: -> # @iframe has loaded (but not it's css)
@idoc = @iframe.contentDocument
@load_html @in_el.value
if @options.on_init?
@options.on_init()
+ generate_outer_css: (args) ->
+ w = args.w ? 300
+ h = args.h ? 300
+ inner_padding = args.inner_padding ? overlay_padding
+ frame_width = args.frame_width ? inner_padding
+ occupy = (left, top = left, right = left, bottom = top) ->
+ w -= left + right
+ h -= top + bottom
+ return Math.max(left, top, right, bottom)
+ ret = ''
+ ret += 'body {'
+ ret += 'margin: 0;'
+ ret += 'padding: 0;'
+ ret += 'color: black;'
+ ret += 'background: white;'
+ ret += '}'
+ ret += '#wrap1 {'
+ ret += "border: #{occupy 1}px solid black;"
+ ret += "padding: #{occupy frame_width}px;"
+ ret += '}'
+ ret += '#wrap2 {'
+ ret += "border: #{occupy 1}px solid black;"
+ @wrap2_height = h # including padding because padding scrolls
+ ret += "padding: #{occupy inner_padding}px;"
+ ret += "padding-right: #{inner_padding + occupy 0, 0, 15, 0}px;" # for scroll bar
+ ret += "width: #{w}px;"
+ ret += "height: #{h}px;"
+ ret += 'overflow-x: hidden;'
+ ret += 'overflow-y: scroll;'
+ ret += '}'
+ ret += '#wrap3 {'
+ ret += 'position: relative;'
+ ret += "width: #{w}px;"
+ ret += "min-height: #{h}px;"
+ ret += '}'
+ ret += 'iframe {'
+ ret += 'box-sizing: border-box;'
+ ret += 'margin: 0;'
+ ret += 'border: none;'
+ ret += 'padding: 0;'
+ ret += "width: #{w}px;"
+ #ret += "height: #{h}px;" # height auto-set when content set/changed
+ ret += '-ms-user-select: none;'
+ ret += '-webkit-user-select: none;'
+ ret += '-moz-user-select: none;'
+ ret += 'user-select: none;'
+ ret += '}'
+ ret += '#overlay {'
+ ret += 'position: absolute;'
+ ret += "left: -#{inner_padding}px;"
+ ret += "top: -#{inner_padding}px;"
+ ret += "right: -#{inner_padding}px;"
+ ret += "bottom: -#{inner_padding}px;"
+ ret += 'overflow: hidden;'
+ ret += '}'
+ ret += '.lightbox {'
+ ret += 'position: absolute;'
+ ret += 'background: rgba(100,100,100,0.2);'
+ ret += '}'
+ ret += '#cursor {'
+ ret += 'position: absolute;'
+ ret += 'width: 2px;'
+ ret += 'background: linear-gradient(0deg, rgba(0,0,0,1), rgba(255,255,255,1), rgba(0,0,0,1), rgba(255,255,255,1), rgba(0,0,0,1), rgba(255,255,255,1), rgba(0,0,0,1), rgba(255,255,255,1), rgba(0,0,0,1));'
+ ret += 'background-size: 200% 200%;'
+ ret += '-webkit-animation: blink 1s linear normal infinite;'
+ ret += 'animation: blink 1s linear normal infinite;'
+ ret += '}'
+ ret += '@-webkit-keyframes blink {'
+ ret += '0%{background-position:0% 0%}'
+ ret += '100%{background-position:0% -100%}'
+ ret += '}'
+ ret += '@keyframes blink { '
+ ret += '0%{background-position:0% 0%}'
+ ret += '100%{background-position:0% -100%}'
+ ret += '}'
+ ret += '.ann_box {'
+ ret += 'z-index: 5;'
+ ret += 'position: absolute;'
+ ret += 'border: 1px solid rgba(0,0,0,0.1);'
+ ret += 'outline: 1px solid rgba(255,255,255,0.1);' # in case there's a black background
+ ret += '}'
+ ret += '.ann_tag {'
+ ret += 'z-index: 10;'
+ ret += 'position: absolute;'
+ ret += 'font-size: 8px;'
+ ret += 'white-space: pre;'
+ ret += 'background: rgba(255,255,255,0.4);'
+ ret += '-ms-user-select: none;'
+ ret += '-webkit-user-select: none;'
+ ret += '-moz-user-select: none;'
+ ret += 'user-select: none;'
+ ret += '}'
+ return ret
overlay_event_to_inner_xy: (e) ->
unless @wrap2_offset?
@wrap2_offset = get_el_bounds @wrap2
@cursor_el.style.top = "#{cursor.y + overlay_padding + Math.round(height * .07)}px"
@cursor_el.style.height = "#{Math.round height * 0.82}px"
@annotate cursor.n
+ @scroll_into_view cursor.y, height
+ scroll_into_view: (y, h = 0) ->
+ closest = 30 # setting: smallest pixels from top/bottom of screet that's OK
+ y += overlay_padding # convert units from @idoc to @wrap2
+ # very top of document
+ if y <= closest
+ @wrap2.scrollTop = 0
+ return
+ # very bottom of document
+ if y + h >= @wrap2.scrollHeight - closest
+ @wrap2.scrollTop = @wrap2.scrollHeight - @wrap2_height
+ return
+ # The most scrolled up (lowest value for scrollTop) that would be OK
+ upmost = y + h + closest - @wrap2_height
+ upmost = Math.max(upmost, 0)
+ # the most scrolled down (highest value for scrollTop) that would be OK
+ downmost = y - closest
+ downmost = Math.min(downmost, @wrap2.scrollHeight - @wrap2_height)
+ if upmost > downmost # means h is too big to fit
+ # scroll so top is visible
+ @wrap2.scrollTop = downmost
+ return
+ if @wrap2.scrollTop < upmost
+ @wrap2.scrollTop = upmost
+ return
+ if @wrap2.scrollTop > downmost
+ @wrap2.scrollTop = downmost
+ return
+ return
annotate: (n) ->
while @matting.length > 0
@overlay.removeChild @matting[0]