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index.js
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index.js
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let list = require('./list.json');
let appInfo = require('../package.json');
let mustache = require('mustache');
let fs = require('fs');
let path = require('path');
let wax = require('@jvitela/mustache-wax');
wax(mustache);
mustache.Formatters = {
add: (v1, v2) => {
return v1 + v2;
},
subtract: (v1, v2) => {
return v1 - v2;
},
multiply: (v1, v2) => {
return v1 * v2;
},
divide: (v1, v2) => {
return v1 / v2;
},
offsetLeft: (start, size1, size2) => {
let x1 = start + size1 / 2;
let x2 = size2 / 2;
return x1 - x2;
},
offsetRight: (start, size1, size2) => {
let x1 = start + size1 / 2;
let x2 = size2 / 2;
return x2 - x1;
},
mirror: (start, size1, size2) => {
return size2 - start - size1;
},
escapeName: (name) => {
return name.replace(/%/g, "%25")
.replace(/#/g, "%23")
.replace(/:/g, "%3A")
.replace(/;/g, "%3B")
.replace(/\\/g, "-")
.replace(/\//g, "-");
}
};
function getExporterByType(type) {
type = type.toLowerCase();
for(let item of list) {
if(item.type.toLowerCase() == type) {
return item;
}
}
return null;
}
function prepareData(data, options) {
let opt = Object.assign({}, options);
opt.imageName = opt.imageName || "texture.png";
opt.format = opt.format || "RGBA8888";
opt.scale = opt.scale || 1;
opt.base64Prefix = options.textureFormat == "png" ? "data:image/png;base64," : "data:image/jpeg;base64,";
let ret = [];
for(let item of data) {
let name = item.name;
if(options.trimSpriteNames) {
name.trim();
}
if(options.removeFileExtension) {
let parts = name.split(".");
parts.pop();
name = parts.join(".");
}
if(!options.prependFolderName) {
name = name.split("/").pop();
}
let frame = {x: item.frame.x, y: item.frame.y, w: item.frame.w, h: item.frame.h, hw: item.frame.w/2, hh: item.frame.h/2};
let spriteSourceSize = {x: item.spriteSourceSize.x, y: item.spriteSourceSize.y, w: item.spriteSourceSize.w, h: item.spriteSourceSize.h};
let sourceSize = {w: item.sourceSize.w, h: item.sourceSize.h};
let trimmed = item.trimmed;
if(item.trimmed && options.trimMode === 'crop') {
trimmed = false;
spriteSourceSize.x = 0;
spriteSourceSize.y = 0;
sourceSize.w = spriteSourceSize.w;
sourceSize.h = spriteSourceSize.h;
}
if(opt.scale !== 1) {
frame.x *= opt.scale;
frame.y *= opt.scale;
frame.w *= opt.scale;
frame.h *= opt.scale;
frame.hw *= opt.scale;
frame.hh *= opt.scale;
spriteSourceSize.x *= opt.scale;
spriteSourceSize.y *= opt.scale;
spriteSourceSize.w *= opt.scale;
spriteSourceSize.h *= opt.scale;
sourceSize.w *= opt.scale;
sourceSize.h *= opt.scale;
}
ret.push({
name: name,
frame: frame,
spriteSourceSize: spriteSourceSize,
sourceSize: sourceSize,
rotated: item.rotated,
trimmed: trimmed
});
}
if(ret.length) {
ret[0].first = true;
ret[ret.length-1].last = true;
}
return {rects: ret, config: opt};
}
function startExporter(exporter, data, options) {
let {rects, config} = prepareData(data, options);
let renderOptions = {
rects: rects,
config: config,
appInfo: options.appInfo || appInfo
};
if(exporter.content) {
return finishExporter(exporter, renderOptions);
}
let filePath;
if(exporter.predefined) {
filePath = path.join(__dirname, exporter.template);
}
else {
filePath = exporter.template;
}
exporter.content = fs.readFileSync(filePath).toString();
return finishExporter(exporter, renderOptions);
}
function finishExporter(exporter, renderOptions) {
return mustache.render(exporter.content, renderOptions);
}
module.exports.getExporterByType = getExporterByType;
module.exports.startExporter = startExporter;
module.exports.list = list;