118 lines
4 KiB
JavaScript
118 lines
4 KiB
JavaScript
load(__folder + "../bukkit/events.js");
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//
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// signs module declaration
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//
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var signs = signs || {};
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/**
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* signs.select returns a function which when passed an org.bukkit.block.Sign object, will
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* turn that sign into an interactive menu with a list of options which can be changed by
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* right-clicking the sign.
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* Usage:
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*
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* var dinnerMenu = signs.select("Dinner",["Lamb","Pork","Chicken","Duck","Beef"],
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* function(player,sign,selectedText,selectedIndex){
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* player.sendMessage("You chose " + selectedText);
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* });
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* ... get an org.bukkit.block.Sign object...
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* var aSign = aBlock.state;
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* ... turn the sign into an interactive menu.
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* var dinnerMenuSign = dinnerMenu(aSign);
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*
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*/
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signs.select = function(/* String */ label, /* Array */ options, /* Function */ callback, /* Number */ selectedIndex){};
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(function(){
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if (typeof signs._refresh != "undefined")
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return;
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var _refresh = function(p_sign,p_selectedIndex,p_displayOptions)
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{
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var optLen = p_displayOptions.length;
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// the offset is where the menu window begins
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var offset = Math.max(0, Math.min(optLen-3, Math.floor(p_selectedIndex/3) * 3));
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for (var i = 0;i < 3; i++){
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var text = "";
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if (offset+i < optLen)
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text = p_displayOptions[offset+i];
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if (offset+i == p_selectedIndex)
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text = ("" + text).replace(/^ /,">");
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p_sign.setLine(i+1,text);
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}
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p_sign.update(true);
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};
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var _select = function(
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/* String */ label,
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/* Array */ options,
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/* Function */ callback,
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/* Number */ selectedIndex)
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{
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importPackage(org.bukkit.block);
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if (typeof selectedIndex == "undefined")
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selectedIndex = 0;
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//
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// variables common to all instances of this menu can go here
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//
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var labelPadding = "---------------";
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var optionPadding = " ";
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var paddedLabel = (labelPadding+label+labelPadding).substr(((label.length+30)/2)-7,15);
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var optLen = options.length;
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var displayOptions = [];
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for (var i =0;i < options.length;i++){
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displayOptions[i] = (" " + options[i] + optionPadding).substring(0,15);
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}
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return function(/* Sign */ sign){
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if (typeof sign == "undefined"){
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var mouseLoc = getMousePos();
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if (mouseLoc){
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sign = mouseLoc.block.state;
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}else{
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throw new Exception("You must provide a sign!");
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}
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}
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//
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// per-sign variables go here
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//
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var cSelectedIndex = selectedIndex;
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sign.setLine(0,paddedLabel);
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var _updateSign = function(p_player,p_sign) {
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cSelectedIndex = (cSelectedIndex+1) % optLen;
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_refresh(p_sign,cSelectedIndex,displayOptions);
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callback(p_player,p_sign,options[cSelectedIndex],cSelectedIndex);
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};
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// initialize the sign
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_refresh(sign,cSelectedIndex,displayOptions);
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//
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// update it every time player interacts with it.
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//
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bukkit.on("player.PlayerInteractEvent",function(listener, event) {
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if (event.clickedBlock.state.equals(sign))
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_updateSign(event.player,sign);
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});
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};
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};
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signs.select = _select;
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}());
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//
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// Usage:
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// In game, create a sign , target it and type /js signs.testSelect()
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//
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signs.testSelect = signs.select("Dinner",
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["Lamb","Pork","Chicken","Duck","Beef"],
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function(player,sign,selectedText,selectedIndex){
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player.sendMessage("You chose " + selectedText);
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});
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//
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// This is an example sign that displays a menu of times of day
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// interacting with the sign will change the time of day accordingly.
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//
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// In game, create a sign , target it and type /js signs.timeOfDay()
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//
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signs.timeOfDay = signs.select("Time",
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["Dawn","Midday","Dusk","Midnight"],
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function(player,sign,selectedText,selectedIndex){
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player.location.world.setTime(selectedIndex*6000);
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});
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