2017-11-07 11:22:08 +13:00

142 lines
3.4 KiB
JavaScript

function IO()
{
Module.call(this,"io","File import/export tools.");
this.settings = {anchor:{x:0,y:0,width:200,height:200}};
this.methods = {};
this.methods.import = function(q)
{
var filepath = dialog.showOpenDialog({properties: ['openFile']});
if(!filepath){ console.log("Nothing to load"); return; }
fs.readFile(filepath[0], 'utf-8', (err, data) => {
if(err){ alert("An error ocurred reading the file :" + err.message); return; }
var img = new Image();
img.src = filepath[0];
img.onload = function() {
ronin.io.draw_image(ronin.render.context(),img,ronin.commander.query());
}
});
}
this.image = null;
this.methods.load = function(q)
{
var filepath = dialog.showOpenDialog({properties: ['openFile']});
if(!filepath){ console.log("Nothing to load"); return; }
fs.readFile(filepath[0], 'utf-8', (err, data) => {
if(err){ alert("An error ocurred reading the file :" + err.message); return; }
var img = new Image();
img.src = filepath[0];
img.onload = function() {
ronin.io.image = img;
ronin.commander.inject("io draw:20,20|100x100");
}
});
}
this.methods.draw = function(q)
{
ronin.io.draw_image(ronin.render.context(),ronin.io.image,ronin.commander.query().methods.draw);
ronin.io.image = null;
ronin.preview.clear();
}
this.methods.save = function(q)
{
// TODO
ronin.io.render();
}
this.preview = function(q)
{
ronin.preview.clear();
if(ronin.commander.query().methods.draw && this.image){
this.draw_image(ronin.preview.context(),this.image,ronin.commander.query().methods.draw);
}
}
this.render = function()
{
var fs = require('fs');
var data = ronin.render.to_base64('jpg').replace(/^data:image\/\w+;base64,/, "");
var buf = new Buffer(data, 'base64');
dialog.showSaveDialog((fileName) => {
if (fileName === undefined){ return; }
fs.writeFile(fileName+'.jpg', buf);
});
}
this.drag_over = function(e)
{
e.stopPropagation();
e.preventDefault();
e.dataTransfer.dropEffect = 'copy';
}
this.drop = function(e)
{
e.stopPropagation();
e.preventDefault();
var files = e.dataTransfer.files;
var file = files[0];
if (!file.type.match(/image.*/)) { console.log("Not image"); return false; }
var reader = new FileReader();
reader.onload = function(event)
{
ronin.io.inject(event.target.result);
}
reader.readAsDataURL(file);
}
this.inject = function(data_url)
{
var img = new Image();
img.src = data_url;
var width = parseInt(img.naturalWidth * 0.5);
var height = parseInt(img.naturalHeight * 0.5);
// if(height > 700){
// width *= 0.5;
// height *= 0.5;
// }
// if(height > 1400){
// width *= 0.25;
// height *= 0.25;
// }
ronin.frame.methods.resize({width:parseInt(width),height:parseInt(height)})
img.onload = function() {
ronin.render.context().drawImage(img, 0,0,width * 2,height * 2);
}
}
this.draw_image = function(ctx = ronin.preview.context(),img,params)
{
var anchor = params ? params : ronin.io.settings.anchor;
console.log("draw",ctx)
var width = parseInt(img.naturalWidth * 0.5);
var height = parseInt(img.naturalHeight * 0.5);
var scale = (anchor.width/width) * 2;
ctx.drawImage(img, anchor.x * 2,anchor.y * 2,width * scale,height * scale);
}
}