ronin/scripts/modules/magnet.js
Devine Lu Linvega 9df1a8db25 Updated Presets
2017-06-08 13:06:16 -10:00

90 lines
2.3 KiB
JavaScript

function Magnet(rune)
{
Module.call(this,rune);
this.size = new Rect("1x1");
this.rate = new Position("4,4");
this.add_setting(new Setting("color","#000000"));
this.add_method(new Method("grid",["rect","position"]));
this.grid = function(cmd,preview = false)
{
if(!cmd.rect()){ return 0, "Rect?"; }
if(!this.layer){ this.create_layer(); }
this.layer.clear();
this.draw_grid(cmd.rect(),cmd.position());
if(preview == false){
if(cmd.rect()){ this.size = cmd.rect(); }
if(cmd.position()){ this.rate = cmd.position(); }
}
return 1, preview ? "preview" : "ok";
}
this.draw_grid = function(rect,position)
{
if(!rect){ rect = new Rect("20x20"); }
if(!position){ position = new Position("4,4"); }
this.size = rect;
this.rate = position;
if(rect.width < 5 || rect.height < 5){ return; }
var horizontal = ronin.frame.size.width/rect.width;
var vertical = ronin.frame.size.height/rect.height;
for (var x = 1; x < horizontal; x++) {
for (var y = 1; y < vertical; y++) {
var dot_position = new Position(x * rect.width, y * rect.height);
var size = 0.5;
if(this.rate && x % this.rate.x == 0 && y % this.rate.y == 0){ size = 1; }
this.draw_marker(dot_position,size);
}
}
}
this.draw_marker = function(position,size = 0.5)
{
this.context().beginPath();
this.context().arc(position.x, position.y, size, 0, 2 * Math.PI, false);
this.context().fillStyle = this.settings["color"].value;
this.context().fill();
this.context().closePath();
}
this.magnetic_position = function(position)
{
var x = parseInt(position.x / this.size.width) * this.size.width;
var y = parseInt(position.y / this.size.width) * this.size.width;
return new Position(x,y);
}
this.update_mouse = function(position)
{
if(this.size.width > 4 || this.size.height > 4){
if(!this.layer){ this.create_layer(); }
this.layer.clear();
this.draw_grid(this.size,this.rate);
}
return this.magnetic_position(position);
}
this.widget = function()
{
if(this.size.width < 2 || this.size.height < 2){ return ""; }
return this.size.value;
}
this.key_escape = function()
{
if(this.layer){ this.layer.remove(this); }
}
}