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Commit 033b4a9f authored by Jonathan Wilkes's avatar Jonathan Wilkes
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move more functions inside the canvas_events closure

parent ab317b2e
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pd/nw/pd_canvas.js
View file @ 033b4a9f
......@@ -11,94 +11,6 @@ pdgui.skin.apply(window);
var l = pdgui.get_local_string;
function close_save_dialog() {
document.getElementById("save_before_quit").close();
}
function text_to_normalized_svg_path(text) {
text = text.slice(4).trim() // draw
.slice(4).trim() // path
.slice(1).trim() // d
.slice(1).trim(); // =
if (text.slice(0, 1) === '"') {
text = text.slice(1);
}
if (text.slice(-1) === '"') {
text = text.slice(0, -1);
}
text = pdgui.parse_svg_path(text);
return "draw path " + text.reduce(function (prev, curr) {
return prev.concat(curr)
}).join(" ");
}
function text_to_fudi(text) {
text = text.trim();
// special case for draw path d="arbitrary path string" ...
if (text.search(/^draw\s+path\s+d\s*=\s*"/) !== -1) {
text = text_to_normalized_svg_path(text);
}
text = text.replace(/(\$[0-9]+)/g, "\\$1"); // escape dollar signs
text = text.replace(/(\$@)/g, "\\$@"); // escape special $@ sign
text = text.replace(/(?!\\)(,|;)/g, " \\$1 "); // escape "," and ";"
text = text.replace(/\u0020+/g, " "); // filter consecutive ascii32
return text;
}
// Convert a string (FUDI message) to an array of strings small enough
// to fit in Pd's socketreceiver buffer of 4096 bytes
function string_to_array_of_chunks(msg) {
var chunk_max = 1024,
max_pd_string = 1000,
left,
in_array = [],
out_array = [];
if (msg.length <= chunk_max) {
out_array.push([msg]);
} else {
in_array = msg.split(/[\s\n]/); // split on newlines or spaces
while (in_array.length) {
left = in_array.slice(); // make a copy of in_array
if (left.toString().length > chunk_max) {
while (1) {
if (left.length < 2) {
pdgui.post("Warning: string truncated:");
pdgui.post(left.toString().
match(/............................../g).join("\n")
);
break;
}
left = left.splice(0, left.length >> 1);
if (left.toString().length <= chunk_max) {
break;
}
}
}
// might need a check here for max_pd_string to warn
// user if a string is going to get truncated. (That's
// what max_pd_string is for above.)
out_array.push(left);
in_array = in_array.splice(left.length);
}
}
return out_array;
}
// Super-simplistic guess at whether the string from the clipboard
// starts with Pd code. This is just meant as a convenience so that
// stuff in the copy buffer that obviously isn't Pd code doesn't get
// in the way when editing.
function might_be_a_pd_file(stuff_from_clipboard) {
var text = stuff_from_clipboard.trim(),
one = text.charAt(0),
two = text.charAt(1);
return (one === "#" && (two === "N" || two === "X"));
}
function permission_to_paste_from_external_clipboard() {
return global.confirm(l("canvas.paste_clipboard_prompt"));
}
function nw_window_focus_callback(name) {
pdgui.set_focused_patchwin(name);
// on OSX, update the menu on focus
......@@ -124,24 +36,6 @@ function nw_window_zoom(name, delta) {
}
}
// These three functions need to be inside canvas_events closure
function canvas_find_whole_word(elem) {
canvas_events.match_words(elem.checked);
}
function canvas_find_blur() {
canvas_events.normal();
}
function canvas_find_focus() {
var state = canvas_events.get_state();
canvas_events.search();
}
function canvas_find_reset() {
canvas_events.find_reset();
}
var canvas_events = (function() {
var name,
state,
......@@ -180,6 +74,89 @@ var canvas_events = (function() {
return 0;
}
},
text_to_normalized_svg_path = function(text) {
text = text.slice(4).trim() // draw
.slice(4).trim() // path
.slice(1).trim() // d
.slice(1).trim(); // =
if (text.slice(0, 1) === '"') {
text = text.slice(1);
}
if (text.slice(-1) === '"') {
text = text.slice(0, -1);
}
text = pdgui.parse_svg_path(text);
return "draw path " + text.reduce(function (prev, curr) {
return prev.concat(curr)
}).join(" ");
},
text_to_fudi = function(text) {
text = text.trim();
// special case for draw path d="arbitrary path string" ...
if (text.search(/^draw\s+path\s+d\s*=\s*"/) !== -1) {
text = text_to_normalized_svg_path(text);
}
// escape dollar signs
text = text.replace(/(\$[0-9]+)/g, "\\$1");
// escape special $@ sign
text = text.replace(/(\$@)/g, "\\$@");
// escape "," and ";"
text = text.replace(/(?!\\)(,|;)/g, " \\$1 ");
// filter consecutive ascii32
text = text.replace(/\u0020+/g, " ");
return text;
},
string_to_array_of_chunks = function(msg) {
// Convert a string (FUDI message) to an array of strings small enough
// to fit in Pd's socketreceiver buffer of 4096 bytes
var chunk_max = 1024,
max_pd_string = 1000,
left,
in_array = [],
out_array = [];
if (msg.length <= chunk_max) {
out_array.push([msg]);
} else {
in_array = msg.split(/[\s\n]/); // split on newlines or spaces
while (in_array.length) {
left = in_array.slice(); // make a copy of in_array
if (left.toString().length > chunk_max) {
while (1) {
if (left.length < 2) {
pdgui.post("Warning: string truncated:");
pdgui.post(left.toString().
match(/............................../g).join("\n")
);
break;
}
left = left.splice(0, left.length >> 1);
if (left.toString().length <= chunk_max) {
break;
}
}
}
// might need a check here for max_pd_string to warn
// user if a string is going to get truncated. (That's
// what max_pd_string is for above.)
out_array.push(left);
in_array = in_array.splice(left.length);
}
}
return out_array;
},
might_be_a_pd_file = function(stuff_from_clipboard) {
// Super-simplistic guess at whether the string from the clipboard
// starts with Pd code. This is just meant as a convenience so that
// stuff in the copy buffer that obviously isn't Pd code doesn't get
// in the way when editing.
var text = stuff_from_clipboard.trim(),
one = text.charAt(0),
two = text.charAt(1);
return (one === "#" && (two === "N" || two === "X"));
},
grow_svg_for_element= function(elem) {
// See if an element overflows the svg bbox, and
// enlarge the svg to accommodate it.
......@@ -675,7 +652,6 @@ var canvas_events = (function() {
}
;
return {
none: function() {
var evt_name, prop;
......@@ -692,7 +668,7 @@ var canvas_events = (function() {
}
},
normal: function() {
this.none();
canvas_events.none();
document.addEventListener("mousemove", events.mousemove, false);
document.addEventListener("keydown", events.keydown, false);
......@@ -719,14 +695,14 @@ var canvas_events = (function() {
// The exception is my_canvas, which is weird because the visible
// rectangle extends past the bbox that it reports to Pd.
// Unfortunately that means a lot of work to treat it separately.
this.none();
canvas_events.none();
document.addEventListener("mousemove",
events.iemgui_label_mousemove, false);
document.addEventListener("mouseup",
events.iemgui_label_mouseup, false);
},
text: function() {
this.none();
canvas_events.none();
document.addEventListener("mousemove", events.text_mousemove, false);
document.addEventListener("keydown", events.text_keydown, false);
......@@ -739,8 +715,8 @@ var canvas_events = (function() {
set_edit_menu_modals(false);
},
floating_text: function() {
this.none();
this.text();
canvas_events.none();
canvas_events.text();
document.removeEventListener("mousedown", events.text_mousedown, false);
document.removeEventListener("mouseup", events.text_mouseup, false);
document.removeEventListener("keypress", events.text_keypress, false);
......@@ -752,7 +728,7 @@ var canvas_events = (function() {
set_edit_menu_modals(false);
},
dropdown_menu: function() {
this.none();
canvas_events.none();
document.addEventListener("mousedown", events.dropdown_menu_mousedown, false);
document.addEventListener("mouseup", events.dropdown_menu_mouseup, false);
document.addEventListener("mousemove", events.dropdown_menu_mousemove, false);
......@@ -762,7 +738,7 @@ var canvas_events = (function() {
.addEventListener("wheel", events.dropdown_menu_wheel, false);
},
search: function() {
this.none();
canvas_events.none();
document.addEventListener("keydown", events.find_keydown, false);
state = "search";
},
......@@ -810,6 +786,9 @@ var canvas_events = (function() {
pdgui.pdsend(name, "dirty 0");
pdgui.pdsend(cid, "menuclose", force);
},
close_save_dialog: function() {
document.getElementById("save_before_quit").close();
},
init: function() {
document.getElementById("saveDialog")
.setAttribute("nwworkingdir", pdgui.get_pwd());
......@@ -939,7 +918,7 @@ var canvas_events = (function() {
}, false
);
document.querySelector("#canvas_find_text")
.addEventListener("focusin", canvas_find_focus, false
.addEventListener("focusin", canvas_events.search, false
);
// disable drag and drop for the time being
......@@ -955,7 +934,7 @@ var canvas_events = (function() {
document.querySelector("#canvas_find_text").placeholder =
l("canvas.find.placeholder");
document.querySelector("#canvas_find_text").addEventListener("blur",
canvas_find_blur, false
canvas_events.normal, false
);
document.querySelector("#canvas_find_button")
.addEventListener("click", events.find_click
......@@ -1163,11 +1142,6 @@ function canvas_paste_from_clipboard(name, clipboard_data)
return;
}
// Maybe we want a warning prompt here? Then uncomment the line below. I
// disabled this for now, as the paste-from-clipboard command now has its
// own menu option, so presumably the user knows what he's doing. -ag
//if (!permission_to_paste_from_external_clipboard()) return;
// clear the buffer
pdgui.pdsend(name, "copyfromexternalbuffer");
pd_message = "";
......
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