X-Git-Url: https://jasonwoof.com/gitweb/?p=crayon_mockup.git;a=blobdiff_plain;f=auto.coffee;h=b8b225624019f05b1d8db5a26657486297ff6a09;hp=a929f5e250d3d7fc140247ab92cecaf292ce8d4f;hb=859e7c640bf3ab834df5c65f75b3b439e7167116;hpb=2577f78f9029a76598c9de1714cec4c8e79af2ca diff --git a/auto.coffee b/auto.coffee index a929f5e..b8b2256 100644 --- a/auto.coffee +++ b/auto.coffee @@ -5,23 +5,74 @@ height = 500 # globals $svg = null # jquery object for svg element svg = null # dom object for svg element -selection = null +$tool_options = null # jquery object for tool options line +selection = [] svg_ns = 'http://www.w3.org/2000/svg' cur_tool = null +cur_tool_name = null mouse = x: 0, y: 0, buttons: [0,0,0] +class EditableThing + constructor: -> + @el = null + click_proximity: (x, y) -> + return null + clicked: -> + update: -> + destructor: -> + if @el? + svg.removeChild @el + @el = null + +class PolyLine extends EditableThing + constructor: (args) -> + super args + @drawing = args?.drawing ? false + @el = document.createElementNS svg_ns, "path" + svg.appendChild @el + @points = args?.points ? [] + @update() + update: (args) -> + if args?.drawing? + @drawing = args.drawing + d = '' + l = '' + sep = 'M' + for loc, i in @points + d += l = "#{sep} #{loc[0]} #{loc[1]}" + sep = ' L' + if args?.to_mouse? + d += l = "#{sep} #{args.mouse_x} #{args.mouse_y}" + if args?.close # FIXME ?remove + d += l = ' z' + if @points.length > 0 + if l is " L #{@points[0][0]} #{@points[0][1]}" + d = d.substr 0, d.length - l.length + d += ' z' + @el.setAttribute "d", d + add_point: (x, y) -> + @points.push [x, y] + close_loop: -> + if @points.length > 2 + @add_point @points[0][0], @points[0][1] + class Tool - constructor: (name) -> - @name = name + constructor: (args) -> + @button = args.button + if @button? + @button.addClass 'disabled' + @tool_options = args.tool_options click: (x, y) -> - button_click: (button) -> mousemove: (x, y) -> keydown: (keycode) -> disable: -> + if @button? + @button.removeClass 'disabled' + @tool_options.empty() class TutorialTool extends Tool - constructor: (toolbar) -> - super 'tutorial' + constructor: (args) -> + super args @paths = [] choose = [ [[219,34],[53,141],[96,143],[92,255],[365,257],[362,145],[407,144,'z']], @@ -44,57 +95,76 @@ class TutorialTool extends Tool svg.appendChild path.element @paths.push path @tip = $ " " - toolbar.append @tip + @tool_options.append @tip disable: -> - @tip.remove() + super() for p in @paths svg.removeChild p.element class DrawTool extends Tool - constructor: (toolbar) -> - super 'draw' - @stop_button = $ 'stop line' - @stop_close_button = $ 'stop line, close loop' + constructor: (args) -> + super args + @tool_options.append $ "Draw tool helpers:" + @stop_button = $ 'finish line' + @stop_close_button = $ 'close (loop)' @cancel_button = $ 'cancel line' - toolbar.append @stop_button - toolbar.append @stop_close_button - toolbar.append @cancel_button + @tool_options.append @stop_button + @tool_options.append @stop_close_button + @tool_options.append @cancel_button @stop_button.click @stop_drawing.bind @ @stop_close_button.click @stop_close_drawing.bind @ @cancel_button.click @cancel_drawing.bind @ + @update_helper_buttons() click: (x, y) -> - if selection? and not selection.drawing? - selection = null - unless selection? - path = document.createElementNS svg_ns, "path" - selection = data: [], element: path, drawing: true - svg.appendChild path - selection.data.push [x, y] - update_path selection - button_click: (button) -> - if @[button] - return @[button]() + if selection.length and not selection[0].drawing? + selection = [] + unless selection.length + selection.push new PolyLine drawing: true + selection[0].add_point x, y + selection[0].update() + @update_helper_buttons() + update_helper_buttons: -> + if selection[0]?.drawing? and selection[0]?.points.length > 0 + @cancel_button.removeClass 'disabled' + else + @cancel_button.addClass 'disabled' + if selection[0]?.drawing? and selection[0]?.points.length > 1 + @stop_button.removeClass 'disabled' + else + @stop_button.addClass 'disabled' + if selection[0]?.drawing? and selection[0]?.points.length > 2 + @stop_close_button.removeClass 'disabled' + else + @stop_close_button.addClass 'disabled' cancel_drawing: -> - if selection? - console.log selection.element - svg.removeChild selection.element - selection = null + if selection[0]?.drawing? + selection[0].destructor() + selection = [] + @update_helper_buttons() return false stop_drawing: -> - if selection? - update_path selection - selection = null + if selection[0]?.drawing? + if selection[0]?.points.length < 2 + return @cancel_drawing() + if selection[0]? + selection[0].update() + selection = [] + @update_helper_buttons() return false stop_close_drawing: -> - if selection? - update_path selection, close: true - selection = null + if selection[0]?.drawing? + if selection[0]?.points.length < 3 + return @stop_drawing() + selection[0].close_loop() + selection[0].update drawing: false + selection = [] + @update_helper_buttons() return false mousemove: (x, y) -> mouse.x = x mouse.y = y - if selection? - update_path selection, to_mouse: true + if selection[0]?.drawing? + selection[0].update to_mouse: true, mouse_x: x, mouse_y: y keydown: (keycode) -> switch keycode when ('O'.charCodeAt 0), ('0'.charCodeAt 0) @@ -104,27 +174,21 @@ class DrawTool extends Tool when 27 return @cancel_drawing() disable: -> - if selection?.drawing? - delete selection.drawing - @stop_button.remove() - @stop_close_button.remove() - @cancel_button.remove() + super() + @stop_drawing() class EditTool extends Tool - constructor: (toolbar) -> - super 'draw' - @oops = $ "Oops, this tool isn't implemented yet" - toolbar.append @oops - disable: -> - @oops.remove() + constructor: (args) -> + super args + args.tool_options.append $ "Oops, the edit tool isn't implemented yet" class DeleteTool extends Tool - constructor: (toolbar) -> - super 'draw' - @oops = $ "Oops, this tool isn't implemented yet" - toolbar.append @oops - disable: -> - @oops.remove() + constructor: (args) -> + super args + args.tool_options.append $ "To delete: click on a line below" + click: (x, y) -> + $svg.find('path:hover').remove() + return false update_path = (path, flags) -> d = '' @@ -138,46 +202,75 @@ update_path = (path, flags) -> d += " z" path.element.setAttribute "d", d +switch_to_tool = (tool_class) -> + +# json (compiled to javascript and minified) is ~8% smaller than the resulting xml +json_to_svg = (json) -> + for tag, attrs of json + el = document.createElementNS svg_ns, tag + for k, v of attrs + if k is 'children' + for child in v + el.appendChild json_to_svg child + else + el.setAttribute k, v + return el + # called automatically on domcontentloaded init = -> $container = $ '.crayon_mockup' - $toolbar = $ '
Tools:
' - $draw_tool_button = $ 'draw' - $edit_tool_button = $ 'edit (coming soon)' - $delete_tool_button = $ 'delete (coming soon)' - $toolbar.append $draw_tool_button - $toolbar.append $edit_tool_button - $toolbar.append $delete_tool_button - $draw_tool_button.click -> - if cur_tool? - cur_tool.disable() - cur_tool = new DrawTool $tool_extra - $edit_tool_button.click -> - if cur_tool? - cur_tool.disable() - cur_tool = new EditTool $tool_extra - $delete_tool_button.click -> - if cur_tool? - cur_tool.disable() - cur_tool = new DeleteTool $tool_extra - $tool_extra = $ '
' + $toolbar = $ '
Tools:
' + $tool_options = $ '
' $container.append $toolbar - $container.append $tool_extra - svg = document.createElementNS svg_ns, 'svg' - svg.setAttribute 'width', width - svg.setAttribute 'height', height - svg.setAttribute 'viewBox', "0 0 #{width} #{height}" + $container.append $tool_options + svg = json_to_svg svg: width: width, height: height, viewBox: "0 0 #{width} #{height}" $svg = $ svg $container.append $svg - cur_tool = new TutorialTool $tool_extra + svg.appendChild json_to_svg filter: + id: 'crayon', filterUnits: 'userSpaceOnUse' + x: '-5%', y: '-5%', height: '110%', width: '110%' + children: [ + { feTurbulence: baseFrequency: '.3', numOctaves: '2', type: 'fractalNoise' } + { feDisplacementMap: scale: '6', xChannelSelector: 'R', in: 'SourceGraphic' } + ] + + tool_buttons = + tutorial: default: true, factory: TutorialTool + draw: button_text: 'draw', factory: DrawTool + edit: button_text: 'edit', factory: EditTool + delete: button_text: 'delete', factory: DeleteTool + for k, t of tool_buttons + if t.button_text? + t.button = $ "" + t.button.text t.button_text + $toolbar.append t.button + do (k, t) -> + activate = -> + if cur_tool? + cur_tool.disable() + $container.removeClass "#{cur_tool_name}_tool" + ($toolbar.find '.button').removeClass 'disabled' + cur_tool_name = k + $container.addClass "#{cur_tool_name}_tool" + $tool_options.empty() + cur_tool = new t.factory button: t.button, tool_options: $tool_options + if t.button? + t.button.click activate + if t.default + activate() + $svg.mousedown (e) -> offset = $svg.offset() if cur_tool? - return cur_tool.click e.pageX - offset.left, e.pageY - offset.top + mouse_x = Math.round(e.pageX - offset.left) + mouse_y = Math.round(e.pageY - offset.top) + return cur_tool.click mouse_x, mouse_y $svg.mousemove (e) -> offset = $svg.offset() if cur_tool? - return cur_tool.mousemove e.pageX - offset.left, e.pageY - offset.top + mouse_x = Math.round(e.pageX - offset.left) + mouse_y = Math.round(e.pageY - offset.top) + return cur_tool.mousemove mouse_x, mouse_y ($ document).keydown (e) -> if cur_tool? return cur_tool.keydown e.keyCode