2018-03-15 11:00:24 +01:00

220 lines
8.3 KiB
CoffeeScript

# Copyright 2017-2018 Xuan Sang LE <xsang.le AT gmail DOT com>
# AnTOS Web desktop is is licensed under the GNU General Public
# License v3.0, see the LICENCE file for more information
# This program is free software: you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation, either version 3 of
# the License, or (at your option) any later version.
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# General Public License for more details.
# You should have received a copy of the GNU General Public License
#along with this program. If not, see https://www.gnu.org/licenses/.
class DotEditor extends this.OS.GUI.BaseApplication
constructor: ( args ) ->
super "DotEditor", args
main: () ->
me = @
@currfile = if @args and @args.length > 0 then @args[0].asFileHandler() else "Untitled".asFileHandler()
@currfile.dirty = false
@datarea = @find "datarea"
@preview = @find "preview"
@.editor = ace.edit @datarea
@.editor.setOptions {
enableBasicAutocompletion: true,
enableLiveAutocompletion: true,
fontSize: "9pt"
}
#@.editor.completers.push { getCompletions: ( editor, session, pos, prefix, callback ) -> }
@.editor.getSession().setUseWrapMode true
@editor.session.setMode "ace/mode/dot"
@editor.setTheme "ace/theme/monokai"
@editor.on "input", () ->
if me.editormux
me.editormux = false
return false
if not me.currfile.dirty
me.currfile.dirty = true
@editormux = true
@editor.setValue DotEditor.dummygraph
@editor.container.addEventListener "keydown", (e) ->
me.renderSVG true if e.key is ";"
, true
@bindKey "CTRL-R", () -> me.renderSVG false
@bindKey "ALT-G", () -> me.export "SVG"
@bindKey "ALT-P", () -> me.export "PNG"
@bindKey "ALT-N", () -> me.actionFile "#{me.name}-New"
@bindKey "ALT-O", () -> me.actionFile "#{me.name}-Open"
@bindKey "CTRL-S", () -> me.actionFile "#{me.name}-Save"
@bindKey "ALT-W", () -> me.actionFile "#{me.name}-Saveas"
@on "hboxchange", () ->
me.editor.resize()
me.calibrate()
@on "focus", () -> me.editor.focus()
me.renderSVG true
(@find "btn-zoomin").set "onbtclick", (e) ->
me.pan.zoomIn() if me.pan
(@find "btn-zoomout").set "onbtclick", (e) ->
me.pan.zoomOut() if me.pan
(@find "btn-reset").set "onbtclick", (e) ->
me.pan.resetZoom() if me.pan
@open @currfile
menu: () ->
me = @
menu = [{
text: "__(File)",
child: [
{ text: "__(New)", dataid: "#{@name}-New", shortcut: "A-N" },
{ text: "__(Open)", dataid: "#{@name}-Open", shortcut: "A-O" },
{ text: "__(Save)", dataid: "#{@name}-Save", shortcut: "C-S" },
{ text: "__(Save as)",dataid: "#{@name}-Saveas" , shortcut: "A-W" },
{ text: "__(Render)", dataid: "#{@name}-Render", shortcut: "C-R" },
{
text: "__(Export as)",
child: [
{ text: "SVG", shortcut: "A-G" },
{ text: "PNG", shortcut: "A-P" }
],
onmenuselect: (e) -> me.export e.item.data.text
},
],
onmenuselect: (e) -> me.actionFile e.item.data.dataid
}]
menu
open: (file) ->
return if file.path is "Untitled"
me = @
file.dirty = false
file.read (d) ->
me.currfile = file
me.editormux = true
me.currfile.dirty = false
me.editor.setValue d
me.scheme.set "apptitle", "#{me.currfile.basename}"
me.renderSVG false
save: (file) ->
me = @
file.write "text/plain", (d) ->
return me.error __("Error saving file {0}", file.basename) if d.error
file.dirty = false
file.text = file.basename
me.scheme.set "apptitle", "#{me.currfile.basename}"
actionFile: (e) ->
me = @
saveas = () ->
me.openDialog "FileDiaLog", (d, n) ->
me.currfile.setPath "#{d}/#{n}"
me.save me.currfile
, __("Save as"), { file: me.currfile }
switch e
when "#{@name}-Open"
@openDialog "FileDiaLog", ( d, f ) ->
me.open "#{d}/#{f}".asFileHandler()
, __("Open file")
when "#{@name}-Save"
@currfile.cache = @editor.getValue()
return @save @currfile if @currfile.basename
saveas()
when "#{@name}-Saveas"
@currfile.cache = @editor.getValue()
saveas()
when "#{@name}-Render"
me.renderSVG false
when "#{@name}-New"
@currfile = "Untitled".asFileHandler()
@currfile.cache = ""
@currfile.dirty = false
@editormux = true
@editor.setValue("")
export: (t) ->
me = @
me.openDialog "PromptDialog", (s) ->
me._gui.openDialog "FileDiaLog", (d, n) ->
fp = "#{d}/#{n}".asFileHandler()
scale = Number(s)
try
switch t
when "SVG"
fp.cache = Viz me.editor.getValue(), { format: "svg", scale: scale}
fp.write "text/plain", (r) ->
return me.error __("Cannot export to {0}: {1}", t, r.error) if r.error
me.notify __("File exported")
when "PNG"
content = Viz me.editor.getValue(), { format: "png-image-element", scale: scale}
content.onload = () ->
fp.cache = @src
fp.write "base64", (r) ->
return me.error __("Cannot export to {0}: {1}", t, r.error) if r.error
me.notify __("File exported")
catch e
me.error __("Cannot export: {0}", e.message)
, __("Export as"), { file: me.currfile }
, "__(Scale)", { label: "__(Diagram scale)" }
renderSVG: (silent) ->
console.log "render svg"
try
result = Viz @editor.getValue(), { format: "svg", scale: 1 }
svg = $.parseHTML result
$(@preview).children("svg").remove()
$(@preview).append svg
svg = $(@preview).children("svg")[0]
@calibrate()
@pan = svgPanZoom svg, {
zoomEnabled: true,
controlIconsEnabled: false,
fit: true,
center: true,
minZoom: 0.1
}
catch e
@error e.message unless silent
calibrate: () ->
svg = ($ @preview).children("svg")[0]
if svg
prs = [$(@preview).width(), $(@preview).height()]
$(svg).attr "width", prs[0] + "px"
$(svg).attr "height", prs[1] + "px"
cleanup: (evt) ->
return unless @currfile.dirty
me = @
evt.preventDefault()
@.openDialog "YesNoDialog", (d) ->
if d
me.currfile.dirty = false
me.quit()
, __("Quit"), { text: __("Quit without saving ?") }
DotEditor.dummygraph = """
graph graphname {
// This attribute applies to the graph itself
size="2";
// The label attribute can be used to change the label of a node
a [label="Foo"];
// Here, the node shape is changed.
b [shape=box];
// These edges both have different line properties
a -- b -- c [color=blue];
b -- d [style=dotted];
// [style=invis] hides a node.
}
"""
DotEditor.dependencies = [
"ace/ace"
]
this.OS.register "DotEditor", DotEditor