132 lines
4.0 KiB
JavaScript
132 lines
4.0 KiB
JavaScript
"use strict";
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$(document).ready(function() {
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window.c = $('canvas')[0].getContext('2d');
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window.o = $('canvas')[1].getContext('2d');
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window.settings = {
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lineWidth : 2,
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color : 'black',
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type: 'sketch',
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lineCap: 'round',
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lineJoin: 'round',
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furLength: 5,
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connectTelorance: 40,
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composite: 'source-over'
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};
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window.points = [];
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window.$c = $('canvas');
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window.points.history = [{ data: c.createImageData($c.width(), $c.height()), points: []}];
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window.points.history.last = 0;
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sizeAndPos();
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//$(window).resize(sizeAndPos);
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$('.color-picker').change(function() {
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var c = $(this).find('.color').val();
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settings.color = c;
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$('#setcolor span').html(c);
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})
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$('.color').val('#000000');
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yepnope({
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test: window.mobile,
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yep : ['js/libs/touch.js', 'js/mobile.js', 'js/libs/color-picker-touch.js'],
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nope: ['js/desktop.js', 'js/libs/color-picker.js']
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})
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function save() {
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switch(save.background) {
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case 'white': {
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c.fillStyle = 'white';
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c.globalCompositeOperation = 'destination-over';
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c.fillRect(0, 0, width(), height());
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c.fillStyle = settings.color;
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c.globalCompositeOperation = settings.composite;
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break;
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}
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case 'current color': {
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c.fillStyle = settings.color;
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c.globalCompositeOperation = 'destination-over';
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c.fillRect(0, 0, width(), height());
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c.fillStyle = settings.color;
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c.globalCompositeOperation = settings.composite;
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break;
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}
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}
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var data = $c[0].toDataURL();
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if( save.type == 'sketchy project' ) {
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if( localStorage.getItem(save['file name']) ) {
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if( confirm('A sketch with this name already exists. Do you want to overwrite ' + save['file name']) + '?' ) {
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localStorage.setItem(save['file name'], JSON.stringify({data: data, points: window.points}));
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}
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}
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else
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localStorage.setItem(save['file name'], JSON.stringify({data: data, points: window.points}));
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} else {
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window.open(data, '_blank').focus();
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}
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c.putImageData(window.points.history[window.points.history.last].data, 0, 0);
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}
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function load() {
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var file = JSON.parse(localStorage.getItem(load.file));
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var img = document.createElement('img');
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img.src = file.data;
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img.onload = function() {
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c.clearRect(0, 0, width(), height());
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c.drawImage(img, 0, 0);
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window.points = file.points;
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window.points.history = [{ data: c.createImageData($c.width(), $c.height()), points: []}, { data: c.getImageData(0, 0, width(), height()), points: file.points}];
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}
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}
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window.load = load;
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window.save = save;
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// Check for Update
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var request = navigator.mozApps.getInstalled();
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request.onsuccess = function() {
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var app = this.result[0];
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var latest = $.ajax({url:'manifest-web.webapp'});
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latest.onload = function() {
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if( this.response ) {
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var lapp = JSON.parse(this.response);
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alert(lapp.version);
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alert(app.manifest.version);
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if( lapp.version != app.manifest.version &&
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confirm('A new version of this app is available, do you want to update? ' + app.manifest.version + ' to ' + lapp.version )) {
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var ins = navigator.mozApps.install('http://mdibaiee.github.io/Sketchy/Web/manifest-web.webapp');
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ins.onsuccess = function() {
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alert('The app was installed successfuly');
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}
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ins.onerror = function() {
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alert('There was an error installing app')
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console.log(this.error);
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}
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}
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}
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}
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if( !app && confirm('Do you want to Install this app?') ) {
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var ins = navigator.mozApps.install('http://mdibaiee.github.io/Sketchy/Web/manifest-web.webapp');
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ins.onsuccess = function() {
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alert('The app was installed successfuly');
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}
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ins.onerror = function() {
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alert('There was an error installing app')
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console.log(this.error);
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}
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}
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}
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request.onerror = function() {
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alert('An error occured while trying to check for updates');
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}
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})
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