modules/page-modes/google-maps.js

   1 /**
   2  * (C) Copyright 2009-2010 John J. Foerch
   3  *
   4  * Use, modification, and distribution are subject to the terms specified in the
   5  * COPYING file.
   6 **/
   7
   8 in_module(null);
   9
  10 require("content-buffer.js");
  11
  12 function google_maps_control (buffer, xpath) {
  13     var doc = buffer.document;
  14     var iter = doc.evaluate(xpath,
  15                             doc,
  16                             xpath_lookup_namespace,
  17                             Ci.nsIDOMXPathResult.FIRST_ORDERED_NODE_TYPE ,
  18                             null);
  19     var node = iter.singleNodeValue;
  20     if (node) {
  21         var rect = node.getBoundingClientRect();
  22         dom_node_click(node, rect.left + 1, rect.top + 1);
  23     }
  24 }
  25
  26 function define_google_maps_command (name, doc, control) {
  27     interactive("google-maps-" + name, doc, function(I) {
  28                 google_maps_control(I.buffer, "//div[@log='" + control + "']");
  29                 });
  30 }
  31 ignore_function_for_get_caller_source_code_reference("define_google_maps_command");
  32
  33 function define_google_maps_zoom_command (name, doc, control) {
  34     interactive("google-maps-" + name, doc,
  35                 function (I) {
  36                     google_maps_control(I.buffer, "//div[@guidedhelpid='"+control+"']/div[@title]");
  37                 });
  38 }
  39 ignore_function_for_get_caller_source_code_reference("define_google_maps_zoom_command");
  40
  41 define_google_maps_zoom_command('zoom-in', "Zoom in on a google map", "zoom_in");
  42 define_google_maps_zoom_command('zoom-out', "Zoom out on a google map", "zoom_out");
  43 define_google_maps_command('pan-left', "Pan a google map left", 'pan_lt');
  44 define_google_maps_command('pan-right', "Pan a google map right", 'pan_rt');
  45 define_google_maps_command('pan-up', "Pan a google map up", 'pan_up');
  46 define_google_maps_command('pan-down', "Pan a google map down", 'pan_down');
  47
  48 define_keymap("google_maps_keymap", $display_name = "google-maps");
  49 define_key(google_maps_keymap, "C-c +",   "google-maps-zoom-in");
  50 define_key(google_maps_keymap, "C-c -",   "google-maps-zoom-out");
  51 define_key(google_maps_keymap, "C-f", "google-maps-pan-right");
  52 define_key(google_maps_keymap, "C-b", "google-maps-pan-left");
  53 define_key(google_maps_keymap, "C-n", "google-maps-pan-down");
  54 define_key(google_maps_keymap, "C-p", "google-maps-pan-up");
  55
  56 var google_maps_modality = {
  57     normal: google_maps_keymap
  58 };
  59
  60 define_page_mode("google_maps_mode",
  61                  $display_name = "Google Maps",
  62                  $enable = function (buffer) {
  63                      buffer.content_modalities.push(google_maps_modality);
  64                  },
  65                  $disable = function (buffer) {
  66                      var i = buffer.content_modalities.indexOf(google_maps_modality);
  67                      if (i > -1)
  68                          buffer.content_modalities.splice(i, 1);
  69                  });
  70
  71 var google_maps_re = build_url_regex($domain = "maps.google");
  72 auto_mode_list.push([google_maps_re, google_maps_mode]);
  73
  74 provide("google-maps");