This repository has been archived by the owner on Dec 23, 2022. It is now read-only.
/
derivation-editor.js
1444 lines (1334 loc) · 36.8 KB
/
derivation-editor.js
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/*
* Global vars and configuration
*
*/
var DE_paper,
///////////////////////////////////////////////////////////////////////////////
// Objects
DE_shapes = [],
DE_target_shapes = [],
DE_shapes_by_id = {},
DE_texts = [],
DE_connections = {},
DE_id = 0,
DE_next_grid = 0,
///////////////////////////////////////////////////////////////////////////////
// UI
DE_ui_margin = 64,
DE_ui_padding = DE_ui_margin/3,
DE_ui_xbegin = 10,
DE_ui_ybegin = 5,
DE_ui_box_height = 32,
DE_ui_line_margin = 70,
DE_ui_ysource = DE_ui_ybegin,
DE_ui_ytarget = DE_ui_ysource+DE_ui_line_margin;
DE_ui_font_size = 14,
DE_ui_font_width = -1,
DE_ui_stroke_width = 1,
DE_ui_stroke_width_hi = 3,
DE_ui_align_stroke = "#aaa",
DE_ui_align_stroke_hi = "#000",
DE_ui_text_att = { "text-anchor": "start", "font-size": DE_ui_font_size,
"font-family": "Times New Roman" },
DE_ui_lock = false,
///////////////////////////////////////////////////////////////////////////////
// Keyboard interface
DE_kbd_focused_phrase = null,
DE_kbd_move_mode = false,
DE_kbd_select_mode = false,
// Connecting
DE_connect_mode = false,
DE_connect_mode_shape = null,
DE_new_conns = [],
// Editing
DE_cur_ed = null,
DE_cur_ed_shape = null,
DE_edit_mode = false,
// Removing
DE_rm_mult = [],
DE_undo_stack = [],
// Data
DE_target_done = [],
DE_data_source = null,
DE_data_source_raw = null,
DE_data_target = null,
DE_data_align = null,
DE_count_click = 0,
DE_count_kbd = 0;
///////////////////////////////////////////////////////////////////////////////
//
// Style
//
var ch_style = function (item, shape_att, text_att, anim=false, anim_dur=50)
{
if (!anim) {
item.attr(shape_att);
if (item.pair)
item.pair.attr(text_att);
} else {
item.animate(shape_att, anim_dur);
item.pair.animate(text_att, anim_dur);
}
DE_color_source_phrases();
}
var DE_ui_style_normal = function (item, type=null)
{
if (item == DE_connect_mode_shape) {
DE_ui_style_mark(item, type);
return;
}
if (!item) return;
if (!type) type = item["type_"];
var color = "#fff";
var stroke_color = "#aaa";
var text_color = "#aaa";
if (DE_rm_mult.indexOf(item)>-1)
color = stroke_color = "#f00";
if (DE_target_done.indexOf(item)>-1) {
color = "#aaa";
text_color = "#000";
stroke_color = "#000";
}
var shape_att;
var text_att;
if (type == "source") {
shape_att = {
"fill": "#fff",
"fill-opacity": 1.0,
"stroke": "#000",
"stroke-width": 1
};
text_att = {
"fill": "#000",
"fill-opacity": 1.0,
"stroke": "none",
"stroke-width": 0
};
} else { // type == "target"
shape_att = {
"fill": color,
"fill-opacity": 1.0,
"stroke": stroke_color,
"stroke-width": 1
};
text_att = {
"fill": text_color,
"fill-opacity": 1.0,
"stroke": text_color,
"stroke-width": 0
};
}
ch_style(item, shape_att, text_att);
}
var DE_ui_style_highlight = function (item, type=null)
{
var foc = false;
if (item == DE_kbd_focused_phrase) foc = true;
if (item == DE_connect_mode_shape) {
DE_ui_style_mark(item, type);
return;
}
if (!type) type = item["type_"];
var color = "#fff";
var stroke_color = "#000";
var stroke_width = 3;
var text_color = "#000";
if (DE_rm_mult.indexOf(item)>-1)
color = stroke_color = "#f00";
if (DE_target_done.indexOf(item)>-1) {
color = "#aaa";
text_color = "#000";
stroke_color = "#000";
stroke_width = 3;
}
var shape_att;
var text_att;
if (type == "source") {
shape_att = {
"fill": "#fff",
"fill-opacity": 1.0,
"stroke": "#000",
"stroke-width": 3
};
text_att = {
"fill": "#000",
"fill-opacity": 1.0,
"stroke": "none",
"stroke-width": 0
};
} else { // type == "target"
if (foc) stroke_width = stroke_width*1.5;
shape_att = {
"fill": color,
"fill-opacity": 1.0,
"stroke": stroke_color,
"stroke-width": stroke_width
};
text_att = {
"fill": text_color,
"fill-opacity": 1.0,
"stroke": text_color,
"stroke-width": 0
};
}
ch_style(item, shape_att, text_att);
}
var DE_ui_style_mark = function (item, type=null)
{
if (!type)
type = item["type_"];
var shape_att;
var text_att;
if (type == "source") {
shape_att = {
"fill": "#ff0000",
"fill-opacity": 0.25,
"stroke": "#000",
"stroke-width": 3
};
text_att = {
"fill": "#000",
"fill-opacity": 1.0,
"stroke": "none",
"stroke-width": 0
};
} else { // type == "target"
shape_att = {
"fill": "#000",
"fill-opacity": 1.0,
"stroke": "#000000",
"stroke-width": 3
};
text_att = {
"fill": "#fff",
"fill-opacity": 1.0,
"stroke": "#fff",
"stroke-width": 0
};
}
ch_style(item, shape_att, text_att);
}
///////////////////////////////////////////////////////////////////////////////
//
// Connections
//
Raphael.fn.connection = function (obj1, obj2, line, bg)
{
if (obj1.line && obj1.from && obj1.to) {
line = obj1;
obj1 = line.from;
obj2 = line.to;
}
if (!obj1.getBBox() || !obj2.getBBox())
return;
var bb1 = obj1.getBBox(),
bb2 = obj2.getBBox(),
x1 = bb1.x+bb1.width/2,
y1 = bb1.y+bb1.height,
x2 = bb2.x+bb2.width/2,
y2 = bb2.y,
path = ["M", x1, y1, "L", x2, y2];
if (line && line.line) {
line.bg && line.bg.attr({path: path});
line.line.attr({path: path});
} else {
return {
bg: bg && bg.split && this.path(path).attr({
"stroke": bg.split("|")[0],
"fill": "none",
"stroke-width": bg.split("|")[1] || 3
}),
line: this.path(path).attr({
"stroke": DE_ui_align_stroke,
"fill": "none"
}),
from: obj1,
to: obj2
};
}
}
var DE_conn_str = function (obj1, obj2)
{
return obj1["id_"] + "-" + obj2["id_"];
}
var DE_make_conn = function(obj1, obj2)
{
DE_connections[DE_conn_str(obj1,obj2)] = DE_paper.connection(obj1, obj2);
if (DE_connect_mode) {
DE_new_conns.push(DE_connections[DE_conn_str(obj1,obj2)]);
DE_connections[DE_conn_str(obj1,obj2)].line.attr({
"stroke" : DE_ui_align_stroke_hi,
"stroke-width" : DE_ui_stroke_width_hi
});
}
}
var DE_rm_conn = function (id1, id2)
{
var b = false;
for (var i=0; i<DE_data_source.length; i++) {
for (var j=0; j<DE_target_shapes.length; j++) {
if (i==id1 && DE_target_shapes[j]["id_"]==id2) {
var key = id1+"-"+id2;
var q = DE_connections[key];
q.line.remove();
delete DE_connections[key];
b = true;
break;
}
}
if (b)
break;
}
for (c in DE_connections) {
a = c.split("-");
if (id1 == parseInt(a[0]) && parseInt(a[1])==DE_kbd_focused_phrase["id_"])
return;
}
DE_shapes_by_id[id1].attr({"stroke-width" : DE_ui_stroke_width});
}
var DE_make_conns_from_a = function (align)
{
var offset = DE_data_source.length;
for (var i=0; i < align.length; i++) {
for (var j=0; j<align[i].length; j++) {
DE_make_conn(DE_shapes[i], DE_shapes[offset+align[i][j]]);
}
}
}
///////////////////////////////////////////////////////////////////////////////
//
// Snap-to-grid
//
var DE_snap_to_grid = function ()
{
// just x coord, y is fixed
var d = DE_ui_xbegin;
// just target objs
DE_target_shapes.sort(function(a, b) {
return a["grid_"]-b["grid_"];
});
// sort by grid pos
DE_target_shapes.sort(function(a, b) {
return a["grid_"]-b["grid_"];
});
// fix box layout
for (var i = 0; i < DE_target_shapes.length; i++) {
var obj = DE_target_shapes[i];
if (!obj || !obj.attrs) { // removed
return;
}
att = { x:d };
obj.attr(att);
att = { x: obj.getBBox().x+DE_ui_padding };
obj.pair.attr(att);
d += obj.getBBox().width+(DE_ui_margin-2*DE_ui_padding);
}
for (key in DE_connections) {
DE_paper.connection(DE_connections[key]);
}
DE_update_str();
}
///////////////////////////////////////////////////////////////////////////////
//
// Mouseover -out / click events
//
var DE_item_mouseover = function (item)
{
if (DE_edit_mode) return;
// reset others
var not_reset = [];
for (c in DE_connections) {
if (DE_shapes_by_id[parseInt(c.split("-")[1])] != DE_kbd_focused_phrase ||
c.split("-")[1] != DE_kbd_focused_phrase["id_"]) {
DE_connections[c].line.attr({"stroke-width":DE_ui_stroke_width});
var x = DE_shapes_by_id[parseInt(c.split("-")[1])];
if (DE_target_done.indexOf(x)==-1)
DE_connections[c].line.attr({"stroke":"#aaa"});
}
if (c.split("-")[1] == DE_kbd_focused_phrase["id_"])
not_reset.push(c.split("-")[0]);
}
not_reset.push(DE_kbd_focused_phrase["id_"]);
for (sh in DE_shapes_by_id) {
if (sh != DE_kbd_focused_phrase["id_"]
&& not_reset.indexOf(sh)==-1) {
if (!(DE_connect_mode_shape && sh==DE_connect_mode_shape["id_"])) {
DE_ui_style_normal(DE_shapes_by_id[sh]);
}
}
}
var idx, other_idx;
if (item["type_"] == "target") {
idx = 1;
other_idx = 0;
} else {
idx = 0;
other_idx = 1;
}
for (c in DE_connections) {
if (parseInt(c.split("-")[idx]) == item["id_"]) {
DE_connections[c].line.attr({
"stroke" : DE_ui_align_stroke_hi,
"stroke-width" : DE_ui_stroke_width_hi});
if (DE_shapes_by_id[parseInt(c.split("-")[other_idx])]
!= DE_connect_mode_shape)
DE_ui_style_highlight(
DE_shapes_by_id[parseInt(c.split("-")[other_idx])]
);
}
}
if (item != DE_connect_mode_shape)
DE_ui_style_highlight(item);
}
var DE_item_mouseout = function (item)
{
if (DE_edit_mode) return;
if (item == DE_connect_mode_shape) return;
if (item == DE_kbd_focused_phrase) return;
var idx, other_idx;
if (item["type_"] == "target") {
idx = 1;
other_idx = 0;
} else {
idx = 0;
other_idx = 1;
}
var aligned_with_focused = false;
for (c in DE_connections) {
var align_done = false;
if (DE_target_done.indexOf(DE_shapes_by_id[parseInt(c.split("-")[1])])>-1)
align_done = true;
if (parseInt(c.split("-")[idx]) == item["id_"]) {
var obj = DE_shapes_by_id[parseInt(c.split("-")[other_idx])];
if (parseInt(c.split("-")[1]) != DE_kbd_focused_phrase["id_"]) {
var x = false;
for (d in DE_connections) {
if (d == c.split("-")[0]+'-'+DE_kbd_focused_phrase["id_"]) {
x = true;
break;
}
}
var cc = c; // FIXME WTF
if (!x) {
if (!(DE_connect_mode_shape
&& obj["id_"]==DE_connect_mode_shape["id_"]))
DE_ui_style_normal(obj);
}
if (align_done) {
DE_connections[cc].line.attr({
"stroke-width" : DE_ui_stroke_width,
"stroke" : DE_ui_align_stroke_hi});
} else {
DE_connections[cc].line.attr({
"stroke-width" : DE_ui_stroke_width,
"stroke" : DE_ui_align_stroke});
}
} else {
aligned_with_focused = true;
}
}
}
if (!aligned_with_focused)
DE_ui_style_normal(item);
for (var i=0; i<DE_new_conns.length; i++)
DE_new_conns[i].line.attr({"stroke-width":DE_ui_stroke_width});
DE_new_conns = [];
}
var DE_item_click_target = function (e, item)
{
if (DE_ui_lock) return;
if (DE_target_done.indexOf(item)>-1) return;
if (DE_connect_mode) {
DE_count_click += 1;
if (DE_connections[DE_conn_str(DE_connect_mode_shape,item)]) {
DE_undo_stack.push(["rm_conn", DE_connect_mode_shape["id_"],
item["id_"]]);
DE_rm_conn(DE_connect_mode_shape["id_"], item["id_"]);
DE_ui_style_normal(DE_connect_mode_shape);
} else {
DE_ui_style_highlight(DE_connect_mode_shape);
DE_connect_mode_shape.attr({"fill":"#fff","fill-opacity":1});
DE_undo_stack.push(["add_conn", DE_connect_mode_shape["id_"],
item["id_"]]);
DE_make_conn(DE_connect_mode_shape, item);
}
DE_connect_mode = false;
var b = false;
if (DE_kbd_focused_phrase) {
var focused_id = DE_kbd_focused_phrase["id_"];
var src_id = DE_connect_mode_shape["id_"];
for (c in DE_connections) {
var a = c.split("-");
if (a[0] == src_id && a[1]==focused_id) {
b = true;
}
break;
}
}
DE_connect_mode_shape.attr({"fill":"#fff"});
if (b)
DE_connect_mode_shape.attr({"stroke-width":3});
DE_connect_mode_shape = null;
}
}
var DE_item_click_source = function (e, item)
{
if (DE_ui_lock) return;
DE_count_click += 1;
if (DE_connect_mode) {
if (item != DE_connect_mode_shape)
return;
if (item != DE_kbd_focused_phrase)
DE_ui_style_highlight(item);
DE_connect_mode = false;
DE_color_source_phrases();
DE_connect_mode_shape = null;
DE_ui_style_normal(item);
item.attr({"stroke-width":"3px"});
} else {
DE_ui_style_mark(item);
DE_connect_mode = true;
DE_connect_mode_shape = item;
DE_connect_mode_shape.attr({"fill":"#f00"});
}
}
///////////////////////////////////////////////////////////////////////////////
//
// Add/remove objects
//
var DE_make_obj = function (x, text, type, grid_pos=null, id=null)
{
var y;
if (type == "source") {
y = DE_ui_ysource;
} else if (type == "target") {
y = DE_ui_ytarget;
}
// make text obj
DE_texts.push(DE_paper.text(x, y+(DE_ui_box_height/2), text)
.attr(DE_ui_text_att));
// make shape obj
var x_shape = DE_texts[DE_texts.length-1].getBBox().x-DE_ui_padding,
x_width = DE_texts[DE_texts.length-1].getBBox().width+(2*DE_ui_padding);
DE_shapes.push(DE_paper.rect(x_shape, y, x_width, DE_ui_box_height, 5));
tx = DE_texts[DE_texts.length-1];
sh = DE_shapes[DE_shapes.length-1];
// fix z-index
tx.toFront();
sh.toBack();
// pair text/shape
tx.pair = DE_shapes[DE_shapes.length-1];
sh.pair = DE_texts[DE_texts.length-1];
// style
DE_ui_style_normal(DE_shapes[DE_shapes.length-1]);
// meta
sh["type_"] = type;
sh["id_"] = id;
if (!id)
sh["id_"] = DE_id;
DE_shapes_by_id[sh["id_"]] = sh;
if (type == "target") {
sh["grid_"] = grid_pos;
if (!sh["grid_"])
sh["grid_"] = DE_next_grid;
sh.click(function(e) {
DE_item_click_target(e, this);
});
tx.click(function(e) {
DE_item_click_target(e, this.pair);
});
DE_target_shapes.push(sh);
// inline text editing
DE_paper.inlineTextEditing(tx);
sh.dblclick(function(){
DE_count_click += 1;
DE_enter_edit_mode(this);
});
tx.dblclick(function(){
DE_count_click += 1;
DE_enter_edit_mode(this.pair);
})
} else if (type == "source") {
sh.click(function(e) {
DE_item_click_source(e, this);
});
tx.click(function(e) {
DE_item_click_source(e, this.pair);
});
}
// mouseover -out
sh.mouseover(function() {
if (DE_ui_lock) return;
DE_item_mouseover(this);
});
sh.mouseout(function() {
if (DE_ui_lock) return;
DE_item_mouseout(this);
});
tx.mouseover(function() {
if (DE_ui_lock) return;
DE_item_mouseover(this.pair);
});
tx.mouseout(function() {
if (DE_ui_lock) return;
});
DE_id++;
if (type == "target")
DE_next_grid++;
return sh;
}
var DE_add_object = function()
{
if (!data) return;
var max=0, max_idx=-1;
for (var i=0; i < DE_shapes.length; i++) {
if (DE_shapes[i]["grid_"] > max) {
max_idx = i;
max = DE_shapes[i]["grid_"];
}
}
if (!DE_shapes[max_idx]) {
DE_make_obj(DE_ui_xbegin+DE_ui_padding, "", "target");
} else {
DE_make_obj(DE_shapes[max_idx].getBBox().x2+(DE_ui_margin-DE_ui_padding),
"",
"target");
}
DE_paper.setSize(
DE_paper.width
+DE_target_shapes[DE_target_shapes.length-1].getBBox().width
+DE_ui_margin,
DE_paper.height);
if (DE_target_shapes.length==1)
DE_kbd_focus_shape(DE_target_shapes[0]);
DE_snap_to_grid();
}
var DE_make_objs = function (a, type)
{
for (var i=0; i < a.length; i++) {
var x = 0;
if (i == 0) {
x = DE_ui_xbegin+DE_ui_padding;
} else {
x = DE_ui_margin+DE_texts[DE_texts.length-1].getBBox().x2;
}
DE_make_obj(x, a[i], type);
}
};
var rm_obj = function(obj)
{
if (!obj) return;
var del = DE_shapes_by_id[obj["id_"]];
if (!del)
return;
var del_grid = del["grid_"]
for (key in DE_connections) {
if (key.split("-")[1] == obj["id_"]) {
DE_rm_conn(key.split("-")[0], key.split("-")[1]);
}
}
var i=DE_data_source.length;
for (; i<DE_shapes.length; i++) {
if (DE_shapes[i] == obj) {
break;
}
}
DE_shapes.splice(i, 1);
for (var i=0; i<DE_target_shapes.length; i++) {
if (DE_target_shapes[i] == obj) {
break;
}
}
DE_target_shapes.splice(i, 1);
delete DE_shapes_by_id[obj["id_"]];
var x = del.pair;
if (x)
x.remove();
if (del)
del.remove();
var max = -1;
for (var i=0; i<DE_target_shapes.length; i++) {
var g = DE_target_shapes[i]["grid_"];
if (g > del_grid) {
DE_target_shapes[i]["grid_"] -= 1;
}
if (g > max)
max = g;
}
DE_next_grid = g;
if (!DE_next_grid) // empty
DE_next_grid = 0;
DE_snap_to_grid();
return;
}
var DE_enter_edit_mode = function (sh, kbd=false)
{
if (DE_ui_lock) return;
if (DE_kbd_move_mode) return;
if (DE_edit_mode) return;
if (kbd && !DE_kbd_focused_phrase) return;
if (DE_target_done.indexOf(sh)>-1) return;
if (DE_rm_mult.indexOf(sh)>-1) return;
DE_edit_mode = true;
$("#holder").css("overflow","hidden");
DE_cur_ed = sh.pair;
DE_cur_ed_shape = sh;
var input = DE_cur_ed.inlineTextEditing.startEditing();
var text_before = $.trim($(DE_cur_ed.node.innerHTML).text())
var id = sh["id_"];
input.addEventListener("keypress", function(e) {
if (e.keyCode==27
|| e.keyCode==37
|| e.keyCode==38
|| e.keyCode==39
|| e.keyCode==40) { // esc, arrows, backspace
return;
} else if (e.keyCode == 8) { // backspace
DE_cur_ed_shape.animate({
width:DE_cur_ed_shape.getBBox().width-DE_ui_font_width},50);
setTimeout(function(){DE_snap_to_grid();},125);
} else if (e.keyCode == 13) { // return
e.preventDefault();
e.stopPropagation();
DE_cur_ed.inlineTextEditing.stopEditing();
DE_cur_ed_shape.animate({
width:DE_cur_ed.getBBox().width+(DE_ui_margin-DE_ui_padding)},50);
setTimeout(function(){DE_snap_to_grid();},50);
DE_edit_mode = false;
$("#holder").css("overflow","auto");
var text_now = $.trim($(DE_cur_ed.node.innerHTML).text())
if (text_before != text_now) {
DE_undo_stack.push(["edit", id, text_before]);
}
} else { // input
DE_cur_ed_shape.animate({
width:(this.value.length*DE_ui_font_width)
+2*DE_ui_font_width+2*DE_ui_padding},25);
setTimeout(function(){
DE_snap_to_grid();
DE_paper.setSize(DE_paper.width+DE_ui_font_width, DE_paper.height);
},25);
}
});
}
///////////////////////////////////////////////////////////////////////////////
//
// Extract data from ui
//
var DE_get_raw_svg_data = function()
{
if (DE_paper)
return btoa(DE_paper.canvas.innerHTML);
else
return "";
}
var safe_str = function (s)
{
return encodeURIComponent(JSON.stringify(s)).replace(/^%22/,"").replace(/%22$/,"");
}
var DE_extract_data = function ()
{
el = document.getElementById("data");
d = {};
d["source"] = [];
d["source_raw"] = [];
d["target"] = [];
d["align"] = [];
// target
var ids = [];
DE_target_shapes.sort(function(a, b) {
return a["grid_"]-b["grid_"];
});
for (var i=0; i<DE_target_shapes.length; i++) {
if ($.trim(DE_target_shapes[i].pair.attr("text"))== "") {
alert("Please remove any empty target phrases before submission.");
return null;
}
var s = safe_str((DE_target_shapes[i].pair.attr("text")));
d["target"].push(s);
ids.push(DE_target_shapes[i]["id_"]);
}
// alignment
for (key in DE_connections) {
var a = key.split("-");
var src = a[0], tgt = ids.indexOf(parseInt(a[1]));
d["align"].push(src+"-"+tgt);
}
// source
for (var i=0; i<DE_shapes.length; i++) {
if (DE_shapes[i]["type_"] == "source") {
d["source"].push(safe_str(DE_shapes[i].pair.attr("text")));
} else {
break;
}
}
// source_raw
if (DE_data_source_raw) {
for (var i=0; i<DE_data_source_raw.length; i++) {
d["source_raw"].push(safe_str(DE_data_source_raw[i]));
}
}
// image
d["svg"] = DE_get_raw_svg_data();
// meta
d["count_click"] = DE_count_click;
d["count_kbd"] = DE_count_kbd;
// output
s = JSON.stringify(d);
el.innerHTML = s;
return s;
}
///////////////////////////////////////////////////////////////////////////////
//
// Initialize/reset
//
var DE_reset = function(reset_meta=true)
{
if (DE_ui_lock) return;
if (!data) return;
if (DE_paper) {
for (var x in DE_shapes_by_id) {
if (x.remove) {
x.pair.remove();
x.remove();
}
}
for (var x in DE_connections) {
if (x.line)
x.line.remove()
}
DE_paper.remove();
}
DE_shapes = [];
DE_target_shapes = [];
DE_shapes_by_id = {};
DE_texts = [];
DE_connections = {};
DE_id = 0;
DE_next_grid = 0;
DE_edit_mode = false;
DE_cur_ed = null;
DE_cur_ed_shape = null;
DE_connect_mode = false;
DE_connect_mode_shape = null;
DE_kbd_focused_phrase = null;
DE_kbd_move_mode = false;
DE_kbd_select_mode = false;
DE_target_done = [];
DE_undo_stack = [];
if (reset_meta) {
DE_count_click = 0;
DE_count_kbd = 0;
}
document.getElementById("holder").parentElement.removeChild(
document.getElementById("holder")
);
var new_holder = document.createElement("div");
new_holder.style = "width:100%;overflow=scroll;overflow-y: auto";
new_holder.setAttribute("id","holder");
$("#derivation_editor").prepend(new_holder);
}
var DE_init = function (reset_meta=true)
{
if (!data) return;
DE_reset(reset_meta);
DE_data_source = data["source_groups"];
DE_data_source_raw = data["source_groups_raw"];
DE_data_target = data["target_groups"];
DE_data_align = data["phrase_alignment"];
// canvas
DE_paper = Raphael("holder", 0, 0);
var c = 0,
d = 0,
a = null;
for (var i=0; i<DE_data_source.length; i++) {
c += DE_data_source[i].length;
}
for (var i=0; i<DE_data_target.length; i++) {
d += DE_data_target[i].length;
}
DE_ui_font_width = DE_paper.text(-100,-100,"a").getBBox().width;
var avg_box_len = (Math.max(c,d)
/ Math.max(DE_data_source.length,DE_data_target.length))*DE_ui_font_width;
var paper_width = DE_ui_xbegin+(Math.max(
DE_data_source.length,
DE_data_target.length)
* (DE_ui_margin+DE_ui_padding+avg_box_len)),
paper_height = DE_ui_ybegin+2*DE_ui_box_height+DE_ui_line_margin;
DE_paper.setSize(paper_width, paper_height);
// source objs
DE_make_objs(DE_data_source, "source");
// target objs
DE_make_objs(DE_data_target, "target");
// initial connections from alignment
DE_make_conns_from_a(DE_data_align);
// keyboard interace
DE_kbd_start_interface();
}
///////////////////////////////////////////////////////////////////////////////
//
// Keyboard interface
//
document.onkeypress = function (e) {
if (DE_ui_lock) return;
if (DE_edit_mode) return;
DE_count_kbd += 1;
e = e || window.event;
var char_code = e.which || e.keyCode;
var char_str = String.fromCharCode(char_code);
if (e.keyCode==13 && DE_kbd_move_mode) {
e.preventDefault();
e.stopPropagation();
DE_kbd_move_mode = false;
DE_kbd_select_mode = true;
DE_snap_to_grid();
return;
}
if (e.keyCode == 13
&& !DE_edit_mode
&& DE_kbd_focused_phrase
&& DE_rm_mult.indexOf(DE_kbd_focused_phrase)==-1) {
e.preventDefault();
if (DE_target_done.indexOf(DE_kbd_focused_phrase)>-1) {
DE_target_done.splice(DE_target_done.indexOf(DE_kbd_focused_phrase),1);
DE_color_source_phrases();
} else {
DE_target_done.push(DE_kbd_focused_phrase);
DE_kbd_select_phrase("right", DE_kbd_focused_phrase);
DE_kbd_move_mode = false;
DE_kbd_select_mode = true;
}
DE_ui_style_highlight(DE_kbd_focused_phrase);
}
if (char_str == "A") { // add
var new_obj;
if (DE_target_shapes.length > 0) {
var x = DE_kbd_focused_phrase.attr("x")
+DE_kbd_focused_phrase.attr("width")
+2*DE_ui_padding;
new_obj = DE_make_obj(x, "", "target");
var new_grid = DE_kbd_focused_phrase["grid_"]+1;
new_obj["grid_"] = new_grid;
new_obj.pair["grid_"] = new_grid;
for (var i=0; i<DE_target_shapes.length; i++) {
var sh = DE_target_shapes[i];
if (sh!=new_obj && sh["grid_"] >=new_grid) {
sh["grid_"] += 1;
sh.pair["grid_"] += 1;
}
}
} else {
new_obj = DE_make_obj(0, "", "target");
DE_kbd_focus_shape(new_obj);
}
DE_snap_to_grid();
DE_kbd_jump_to_phrase(DE_shapes_by_id[new_obj["id_"]]);
} else if (char_str == "U" || char_str == "R") {
DE_undo();
} else if (char_str == "M" || char_str == "X") { // move mode
if (DE_kbd_move_mode) {
DE_kbd_move_mode = false;
DE_kbd_select_mode = true;
DE_snap_to_grid();
} else {
if (DE_target_done.indexOf(DE_kbd_focused_phrase)>-1) return;
DE_kbd_move_mode = true;
DE_kbd_select_mode = false;
}
} else if (char_str == "E") { // edit mode
DE_enter_edit_mode(DE_kbd_focused_phrase, true);
} else if (char_str == "I" || char_str == "F") {
DE_kbd_jump_to_phrase(DE_target_shapes[0])
} else if (char_str == "O" || char_str == "G") {