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jessyInk_keyBindings.py

#!/usr/bin/env python
# Copyright 2008, 2009 Hannes Hochreiner
# 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 http://www.gnu.org/licenses/.

# These lines are only needed if you don't put the script directly into
# the installation directory
import sys
# Unix
sys.path.append('/usr/share/inkscape/extensions')
# OS X
sys.path.append('/Applications/Inkscape.app/Contents/Resources/extensions')
# Windows
sys.path.append('C:\Program Files\Inkscape\share\extensions')

# We will use the inkex module with the predefined Effect base class.
import inkex
import gettext
_ = gettext.gettext

00031 class JessyInk_CustomKeyBindings(inkex.Effect):
      modes = ('slide', 'index', 'drawing')
      keyCodes = ('LEFT', 'RIGHT', 'DOWN', 'UP', 'HOME', 'END', 'ENTER', 'SPACE', 'PAGE_UP', 'PAGE_DOWN', 'ESCAPE')
      slideActions = {}
      slideCharCodes = {}
      slideKeyCodes = {}
      drawingActions = {}
      drawingCharCodes = {}
      drawingKeyCodes = {}
      indexActions = {}
      indexCharCodes = {}
      indexKeyCodes = {}


      def __init__(self):
            # Call the base class constructor.
            inkex.Effect.__init__(self)

            self.OptionParser.add_option('--tab', action = 'store', type = 'string', dest = 'what')
            self.OptionParser.add_option('--slide_backWithEffects', action = 'callback', type = 'string', callback = self.slideOptions, default = '')
            self.OptionParser.add_option('--slide_nextWithEffects', action = 'callback', type = 'string', callback = self.slideOptions, default = '')
            self.OptionParser.add_option('--slide_backWithoutEffects', action = 'callback', type = 'string', callback = self.slideOptions, default = '')
            self.OptionParser.add_option('--slide_nextWithoutEffects', action = 'callback', type = 'string', callback = self.slideOptions, default = '')
            self.OptionParser.add_option('--slide_firstSlide', action = 'callback', type = 'string', callback = self.slideOptions, default = '')
            self.OptionParser.add_option('--slide_lastSlide', action = 'callback', type = 'string', callback = self.slideOptions, default = '')
            self.OptionParser.add_option('--slide_switchToIndexMode', action = 'callback', type = 'string', callback = self.slideOptions, default = '')
            self.OptionParser.add_option('--slide_switchToDrawingMode', action = 'callback', type = 'string', callback = self.slideOptions, default = '')
            self.OptionParser.add_option('--slide_setDuration', action = 'callback', type = 'string', callback = self.slideOptions, default = '')
            self.OptionParser.add_option('--slide_addSlide', action = 'callback', type = 'string', callback = self.slideOptions, default = '')
            self.OptionParser.add_option('--slide_toggleProgressBar', action = 'callback', type = 'string', callback = self.slideOptions, default = '')
            self.OptionParser.add_option('--slide_resetTimer', action = 'callback', type = 'string', callback = self.slideOptions, default = '')
            self.OptionParser.add_option('--slide_export', action = 'callback', type = 'string', callback = self.slideOptions, default = '')
            self.OptionParser.add_option('--drawing_switchToSlideMode', action = 'callback', type = 'string', callback = self.drawingOptions, default = '')
            self.OptionParser.add_option('--drawing_pathWidthDefault', action = 'callback', type = 'string', callback = self.drawingOptions, default = '')
            self.OptionParser.add_option('--drawing_pathWidth1', action = 'callback', type = 'string', callback = self.drawingOptions, default = '')
            self.OptionParser.add_option('--drawing_pathWidth2', action = 'callback', type = 'string', callback = self.drawingOptions, default = '')
            self.OptionParser.add_option('--drawing_pathWidth3', action = 'callback', type = 'string', callback = self.drawingOptions, default = '')
            self.OptionParser.add_option('--drawing_pathWidth4', action = 'callback', type = 'string', callback = self.drawingOptions, default = '')
            self.OptionParser.add_option('--drawing_pathWidth5', action = 'callback', type = 'string', callback = self.drawingOptions, default = '')
            self.OptionParser.add_option('--drawing_pathWidth6', action = 'callback', type = 'string', callback = self.drawingOptions, default = '')
            self.OptionParser.add_option('--drawing_pathWidth7', action = 'callback', type = 'string', callback = self.drawingOptions, default = '')
            self.OptionParser.add_option('--drawing_pathWidth8', action = 'callback', type = 'string', callback = self.drawingOptions, default = '')
            self.OptionParser.add_option('--drawing_pathWidth9', action = 'callback', type = 'string', callback = self.drawingOptions, default = '')
            self.OptionParser.add_option('--drawing_pathColourBlue', action = 'callback', type = 'string', callback = self.drawingOptions, default = '')
            self.OptionParser.add_option('--drawing_pathColourCyan', action = 'callback', type = 'string', callback = self.drawingOptions, default = '')
            self.OptionParser.add_option('--drawing_pathColourGreen', action = 'callback', type = 'string', callback = self.drawingOptions, default = '')
            self.OptionParser.add_option('--drawing_pathColourBlack', action = 'callback', type = 'string', callback = self.drawingOptions, default = '')
            self.OptionParser.add_option('--drawing_pathColourMagenta', action = 'callback', type = 'string', callback = self.drawingOptions, default = '')
            self.OptionParser.add_option('--drawing_pathColourOrange', action = 'callback', type = 'string', callback = self.drawingOptions, default = '')
            self.OptionParser.add_option('--drawing_pathColourRed', action = 'callback', type = 'string', callback = self.drawingOptions, default = '')
            self.OptionParser.add_option('--drawing_pathColourWhite', action = 'callback', type = 'string', callback = self.drawingOptions, default = '')
            self.OptionParser.add_option('--drawing_pathColourYellow', action = 'callback', type = 'string', callback = self.drawingOptions, default = '')
            self.OptionParser.add_option('--drawing_undo', action = 'callback', type = 'string', callback = self.drawingOptions, default = '')
            self.OptionParser.add_option('--index_selectSlideToLeft', action = 'callback', type = 'string', callback = self.indexOptions, default = '')
            self.OptionParser.add_option('--index_selectSlideToRight', action = 'callback', type = 'string', callback = self.indexOptions, default = '')
            self.OptionParser.add_option('--index_selectSlideAbove', action = 'callback', type = 'string', callback = self.indexOptions, default = '')
            self.OptionParser.add_option('--index_selectSlideBelow', action = 'callback', type = 'string', callback = self.indexOptions, default = '')
            self.OptionParser.add_option('--index_previousPage', action = 'callback', type = 'string', callback = self.indexOptions, default = '')
            self.OptionParser.add_option('--index_nextPage', action = 'callback', type = 'string', callback = self.indexOptions, default = '')
            self.OptionParser.add_option('--index_firstSlide', action = 'callback', type = 'string', callback = self.indexOptions, default = '')
            self.OptionParser.add_option('--index_lastSlide', action = 'callback', type = 'string', callback = self.indexOptions, default = '')
            self.OptionParser.add_option('--index_switchToSlideMode', action = 'callback', type = 'string', callback = self.indexOptions, default = '')
            self.OptionParser.add_option('--index_decreaseNumberOfColumns', action = 'callback', type = 'string', callback = self.indexOptions, default = '')
            self.OptionParser.add_option('--index_increaseNumberOfColumns', action = 'callback', type = 'string', callback = self.indexOptions, default = '')
            self.OptionParser.add_option('--index_setNumberOfColumnsToDefault', action = 'callback', type = 'string', callback = self.indexOptions, default = '')

            inkex.NSS[u"jessyink"] = u"https://launchpad.net/jessyink"
            
            self.slideActions["backWithEffects"] = "dispatchEffects(-1);"
            self.slideActions["nextWithEffects"] = "dispatchEffects(1);"
            self.slideActions["backWithoutEffects"] = "skipEffects(-1);"
            self.slideActions["nextWithoutEffects"] = "skipEffects(1);"
            self.slideActions["firstSlide"] = "slideSetActiveSlide(0);"
            self.slideActions["lastSlide"] = "slideSetActiveSlide(slides.length - 1);"
            self.slideActions["switchToIndexMode"] = "toggleSlideIndex();"
            self.slideActions["switchToDrawingMode"] = "slideSwitchToDrawingMode();"
            self.slideActions["setDuration"] = "slideQueryDuration();"
            self.slideActions["addSlide"] = "slideAddSlide(activeSlide);"
            self.slideActions["toggleProgressBar"] = "slideToggleProgressBarVisibility();"
            self.slideActions["resetTimer"] = "slideResetTimer();"
            self.slideActions["export"] = "slideUpdateExportLayer();"

            self.drawingActions["switchToSlideMode"] = "drawingSwitchToSlideMode();"
            self.drawingActions["pathWidthDefault"] = "drawingResetPathWidth();"
            self.drawingActions["pathWidth1"] = "drawingSetPathWidth(1.0);"
            self.drawingActions["pathWidth3"] = "drawingSetPathWidth(3.0);"
            self.drawingActions["pathWidth5"] = "drawingSetPathWidth(5.0);"
            self.drawingActions["pathWidth7"] = "drawingSetPathWidth(7.0);"
            self.drawingActions["pathWidth9"] = "drawingSetPathWidth(9.0);"
            self.drawingActions["pathColourBlue"] = "drawingSetPathColour(\"blue\");"
            self.drawingActions["pathColourCyan"] = "drawingSetPathColour(\"cyan\");"
            self.drawingActions["pathColourGreen"] = "drawingSetPathColour(\"green\");"
            self.drawingActions["pathColourBlack"] = "drawingSetPathColour(\"black\");"
            self.drawingActions["pathColourMagenta"] = "drawingSetPathColour(\"magenta\");"
            self.drawingActions["pathColourOrange"] = "drawingSetPathColour(\"orange\");"
            self.drawingActions["pathColourRed"] = "drawingSetPathColour(\"red\");"
            self.drawingActions["pathColourWhite"] = "drawingSetPathColour(\"white\");"
            self.drawingActions["pathColourYellow"] = "drawingSetPathColour(\"yellow\");"
            self.drawingActions["undo"] = "drawingUndo();"

            self.indexActions["selectSlideToLeft"] = "indexSetPageSlide(activeSlide - 1);"
            self.indexActions["selectSlideToRight"] = "indexSetPageSlide(activeSlide + 1);"
            self.indexActions["selectSlideAbove"] = "indexSetPageSlide(activeSlide - INDEX_COLUMNS);"
            self.indexActions["selectSlideBelow"] = "indexSetPageSlide(activeSlide + INDEX_COLUMNS);"
            self.indexActions["previousPage"] = "indexSetPageSlide(activeSlide - INDEX_COLUMNS * INDEX_COLUMNS);"
            self.indexActions["nextPage"] = "indexSetPageSlide(activeSlide + INDEX_COLUMNS * INDEX_COLUMNS);"
            self.indexActions["firstSlide"] = "indexSetPageSlide(0);"
            self.indexActions["lastSlide"] = "indexSetPageSlide(slides.length - 1);"
            self.indexActions["switchToSlideMode"] = "toggleSlideIndex();"
            self.indexActions["decreaseNumberOfColumns"] = "indexDecreaseNumberOfColumns();"
            self.indexActions["increaseNumberOfColumns"] = "indexIncreaseNumberOfColumns();"
            self.indexActions["setNumberOfColumnsToDefault"] = "indexResetNumberOfColumns();"

      def slideOptions(self, option, opt_str, value, parser):
            action = self.getAction(opt_str)

            valueArray = value.split(",")

            for val in valueArray:
                  val = val.strip()

                  if val in self.keyCodes:
                        self.slideKeyCodes[val + "_KEY"] = self.slideActions[action]
                  elif len(val) == 1:
                        self.slideCharCodes[val] = self.slideActions[action]

      def drawingOptions(self, option, opt_str, value, parser):
            action = self.getAction(opt_str)

            valueArray = value.split(",")

            for val in valueArray:
                  val = val.strip()

                  if val in self.keyCodes:
                        self.drawingKeyCodes[val + "_KEY"] = self.drawingActions[action]
                  elif len(val) == 1:
                        self.drawingCharCodes[val] = self.drawingActions[action]

      def indexOptions(self, option, opt_str, value, parser):
            action = self.getAction(opt_str)

            valueArray = value.split(",")

            for val in valueArray:
                  val = val.strip()

                  if val in self.keyCodes:
                        self.indexKeyCodes[val + "_KEY"] = self.indexActions[action]
                  elif len(val) == 1:
                        self.indexCharCodes[val] = self.indexActions[action]

      def effect(self):
            # Check version.
            scriptNodes = self.document.xpath("//svg:script[@jessyink:version='1.5.5']", namespaces=inkex.NSS)

            if len(scriptNodes) != 1:
                  inkex.errormsg(_("The JessyInk script is not installed in this SVG file or has a different version than the JessyInk extensions. Please select \"install/update...\" from the \"JessyInk\" sub-menu of the \"Extensions\" menu to install or update the JessyInk script.\n\n"))

            # Remove old master slide property
            for node in self.document.xpath("//svg:g[@jessyink:customKeyBindings='customKeyBindings']", namespaces=inkex.NSS):
                  node.getparent().remove(node)

            # Set custom key bindings.
            nodeText = "function getCustomKeyBindingsSub()" + "\n"
            nodeText += "{" + "\n"
            nodeText += "     var keyDict = new Object();" + "\n"
            nodeText += "     keyDict[SLIDE_MODE] = new Object();" + "\n"
            nodeText += "     keyDict[INDEX_MODE] = new Object();" + "\n"
            nodeText += "     keyDict[DRAWING_MODE] = new Object();" + "\n"

            for key, value in self.slideKeyCodes.items():
                  nodeText += "     keyDict[SLIDE_MODE][" + key + "] = function() { " + value + " };" + "\n"
            
            for key, value in self.drawingKeyCodes.items():
                  nodeText += "     keyDict[DRAWING_MODE][" + key + "] = function() { " + value + " };" + "\n"
            
            for key, value in self.indexKeyCodes.items():
                  nodeText += "     keyDict[INDEX_MODE][" + key + "] = function() { " + value + " };" + "\n"
            
            nodeText += "     return keyDict;" + "\n"
            nodeText += "}" + "\n\n"

            # Set custom char bindings.
            nodeText += "function getCustomCharBindingsSub()" + "\n"
            nodeText += "{" + "\n"
            nodeText += "     var charDict = new Object();" + "\n"
            nodeText += "     charDict[SLIDE_MODE] = new Object();" + "\n"
            nodeText += "     charDict[INDEX_MODE] = new Object();" + "\n"
            nodeText += "     charDict[DRAWING_MODE] = new Object();" + "\n"

            for key, value in self.slideCharCodes.items():
                  nodeText += "     charDict[SLIDE_MODE][\"" + key + "\"] = function() { " + value + " };" + "\n"
            
            for key, value in self.drawingCharCodes.items():
                  nodeText += "     charDict[DRAWING_MODE][\"" + key + "\"] = function() { " + value + " };" + "\n"
            
            for key, value in self.indexCharCodes.items():
                  nodeText += "     charDict[INDEX_MODE][\"" + key + "\"] = function() { " + value + " };" + "\n"
            
            nodeText += "     return charDict;" + "\n"
            nodeText += "}" + "\n"

            # Create new script node
            scriptElm = inkex.etree.Element(inkex.addNS("script", "svg"))
            scriptElm.text = nodeText
            groupElm = inkex.etree.Element(inkex.addNS("g", "svg"))
            groupElm.set("{" + inkex.NSS["jessyink"] + "}customKeyBindings", "customKeyBindings")
            groupElm.set("onload", "this.getCustomCharBindings = function() { return getCustomCharBindingsSub(); }; this.getCustomKeyBindings = function() { return getCustomKeyBindingsSub(); };")
            groupElm.append(scriptElm)
            self.document.getroot().append(groupElm)

      def getAction(self, varName):
            parts = varName.split('_')
            
            if (len(parts) != 2):
                  raise StandardException("Error parsing variable name.")
            
            return parts[1]

# Create effect instance
effect = JessyInk_CustomKeyBindings()
effect.affect()


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