Compare commits
6 Commits
| Author | SHA1 | Date |
|---|---|---|
Lars Jung
|
631df8abac | 5 years ago |
|
Lars Jung
|
bf58382a98 | 6 years ago |
|
Lars Jung
|
86948f725f | 6 years ago |
|
Lars Jung
|
ac0af48d8e | 6 years ago |
|
Lars Jung
|
761ecaa0c9 | 9 years ago |
|
Lars Jung
|
a186351387 | 9 years ago |
@ -1,5 +1,4 @@
|
||||
**/build/**
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||||
**/coverage/**
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**/dist/**
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**/vendor/**
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**/node_modules/**
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||||
/build/
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/coverage/
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/dist/
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/node_modules/
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||||
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@ -1,5 +1,5 @@
|
||||
bower_components
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build
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||||
local
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||||
node_modules
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npm-debug.log
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/build/
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/coverage/
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||||
/local/
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||||
/node_modules/
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/npm-debug.log
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@ -1,19 +0,0 @@
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{
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||||
"name": "jquery-qrcode",
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"description": "Generate QR codes dynamically.",
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"homepage": "https://larsjung.de/jquery-qrcode/",
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"authors": [
|
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"Lars Jung <lrsjng@gmail.com> (https://larsjung.de)"
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],
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"main": "dist/jquery.qrcode.js",
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"license": "MIT",
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"repository": {
|
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"type": "git",
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"url": "https://github.com/lrsjng/jquery-qrcode.git"
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},
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"ignore": [
|
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"*",
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"!dist/*",
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"!*.md"
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||||
]
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||||
}
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File diff suppressed because it is too large
Load Diff
File diff suppressed because one or more lines are too long
File diff suppressed because it is too large
Load Diff
@ -1,10 +0,0 @@
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---
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||||
env:
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browser: true
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|
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rules:
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func-names: 0
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func-style: 0
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no-var: 0
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prefer-arrow-callback: 0
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strict: 0
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Binary file not shown.
|
Before Width: | Height: | Size: 13 KiB After Width: | Height: | Size: 1.8 KiB |
@ -1,83 +1,81 @@
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(function () {
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'use strict';
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const WIN = global.window;
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const JQ = WIN.jQuery;
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var $ = jQuery; // eslint-disable-line no-undef
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var guiValuePairs = [
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['size', 'px'],
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['minversion', ''],
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['quiet', ' modules'],
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['radius', '%'],
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['msize', '%'],
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['mposx', '%'],
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['mposy', '%']
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];
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const GUI_VALUE_PAIRS = [
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['size', 'px'],
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['minversion', ''],
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['quiet', ' modules'],
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['radius', '%'],
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['msize', '%'],
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['mposx', '%'],
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['mposy', '%']
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];
|
||||
|
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function updateGui() {
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$.each(guiValuePairs, function (idx, pair) {
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var $label = $('label[for="' + pair[0] + '"]');
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$label.text($label.text().replace(/:.*/, ': ' + $('#' + pair[0]).val() + pair[1]));
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});
|
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}
|
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const update_gui = () => {
|
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JQ.each(GUI_VALUE_PAIRS, (idx, pair) => {
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const $label = JQ('label[for="' + pair[0] + '"]');
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$label.text($label.text().replace(/:.*/, ': ' + JQ('#' + pair[0]).val() + pair[1]));
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});
|
||||
};
|
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|
||||
function updateQrCode() {
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var options = {
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render: $('#render').val(),
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ecLevel: $('#eclevel').val(),
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minVersion: parseInt($('#minversion').val(), 10),
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const update_qrcode = () => {
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const options = {
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render: JQ('#render').val(),
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ecLevel: JQ('#eclevel').val(),
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minVersion: parseInt(JQ('#minversion').val(), 10),
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|
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fill: $('#fill').val(),
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background: $('#background').val(),
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// fill: $('#img-buffer')[0],
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fill: JQ('#fill').val(),
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background: JQ('#background').val(),
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text: $('#text').val(),
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size: parseInt($('#size').val(), 10),
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radius: parseInt($('#radius').val(), 10) * 0.01,
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quiet: parseInt($('#quiet').val(), 10),
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text: JQ('#text').val(),
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size: parseInt(JQ('#size').val(), 10),
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radius: parseInt(JQ('#radius').val(), 10) * 0.01,
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quiet: parseInt(JQ('#quiet').val(), 10),
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mode: parseInt($('#mode').val(), 10),
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mode: parseInt(JQ('#mode').val(), 10),
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||||
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mSize: parseInt($('#msize').val(), 10) * 0.01,
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mPosX: parseInt($('#mposx').val(), 10) * 0.01,
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mPosY: parseInt($('#mposy').val(), 10) * 0.01,
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mSize: parseInt(JQ('#msize').val(), 10) * 0.01,
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mPosX: parseInt(JQ('#mposx').val(), 10) * 0.01,
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mPosY: parseInt(JQ('#mposy').val(), 10) * 0.01,
|
||||
|
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label: $('#label').val(),
|
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fontname: $('#font').val(),
|
||||
fontcolor: $('#fontcolor').val(),
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||||
label: JQ('#label').val(),
|
||||
fontname: JQ('#font').val(),
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fontcolor: JQ('#fontcolor').val(),
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image: $('#img-buffer')[0]
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};
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image: JQ('#img-buffer')[0]
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};
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$('#container').empty().qrcode(options);
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}
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// options.fill = JQ('#img-buffer')[0];
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// options.fill = 'rgba(255,0,0,0.5)';
|
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// options.background = JQ('#img-buffer')[0];
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// options.background = 'rgba(255,0,0,0.5)';
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function update() {
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updateGui();
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updateQrCode();
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}
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JQ('#container').empty().qrcode(options);
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};
|
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|
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function onImageInput() {
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var input = $('#image')[0];
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if (input.files && input.files[0]) {
|
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var reader = new FileReader();
|
||||
reader.onload = function (event) {
|
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$('#img-buffer').attr('src', event.target.result);
|
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$('#mode').val('4');
|
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setTimeout(update, 250);
|
||||
};
|
||||
reader.readAsDataURL(input.files[0]);
|
||||
}
|
||||
}
|
||||
const update = () => {
|
||||
update_gui();
|
||||
update_qrcode();
|
||||
};
|
||||
|
||||
function download() {
|
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$('#download').attr('href', $('#container canvas')[0].toDataURL('image/png'));
|
||||
const on_img_input = () => {
|
||||
const input = JQ('#image')[0];
|
||||
if (input.files && input.files[0]) {
|
||||
const reader = new WIN.FileReader();
|
||||
reader.onload = event => {
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||||
JQ('#img-buffer').attr('src', event.target.result);
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JQ('#mode').val('4');
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setTimeout(update, 250);
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};
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reader.readAsDataURL(input.files[0]);
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||||
}
|
||||
};
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const init = () => {
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JQ('#image').on('change', on_img_input);
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JQ('input, textarea, select').on('input change', update);
|
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JQ(WIN).on('load', update);
|
||||
update();
|
||||
};
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||||
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||||
$(function () {
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$('#download').on('click', download);
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||||
$('#image').on('change', onImageInput);
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$('input, textarea, select').on('input change', update);
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$(window).load(update);
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update();
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});
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}());
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JQ(init);
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@ -1,446 +1,415 @@
|
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(function (vendor_qrcode) {
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'use strict';
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const WIN = window; // eslint-disable-line
|
||||
const JQ = WIN.jQuery;
|
||||
|
||||
var $ = jQuery; // eslint-disable-line no-undef
|
||||
const is_img_el = x => x && typeof x.tagName === 'string' && x.tagName.toUpperCase() === 'IMG';
|
||||
|
||||
// Wrapper for the original QR code generator.
|
||||
function QRCode(text, level, version, quiet) {
|
||||
var qr = vendor_qrcode(version, level);
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qr.addData(text);
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qr.make();
|
||||
// Wrapper for the original QR code generator.
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const create_qrcode = (text, level, version, quiet) => {
|
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const qr = {};
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quiet = quiet || 0;
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const qr_gen = require('qrcode-generator');
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qr_gen.stringToBytes = qr_gen.stringToBytesFuncs['UTF-8'];
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const vqr = qr_gen(version, level);
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vqr.addData(text);
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vqr.make();
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var qrModuleCount = qr.getModuleCount();
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var quietModuleCount = qr.getModuleCount() + 2 * quiet;
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||||
quiet = quiet || 0;
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function isDark(row, col) {
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row -= quiet;
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col -= quiet;
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const module_count = vqr.getModuleCount();
|
||||
const quiet_module_count = module_count + 2 * quiet;
|
||||
|
||||
if (row < 0 || row >= qrModuleCount || col < 0 || col >= qrModuleCount) {
|
||||
return false;
|
||||
}
|
||||
|
||||
return qr.isDark(row, col);
|
||||
}
|
||||
|
||||
var addBlank = function (l, t, r, b) {
|
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var prevIsDark = this.isDark; // eslint-disable-line no-invalid-this
|
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var moduleSize = 1 / quietModuleCount;
|
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const is_dark = (row, col) => {
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row -= quiet;
|
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col -= quiet;
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return row >= 0 && row < module_count && col >= 0 && col < module_count && vqr.isDark(row, col);
|
||||
};
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||||
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this.isDark = function (row, col) { // eslint-disable-line no-invalid-this
|
||||
var ml = col * moduleSize;
|
||||
var mt = row * moduleSize;
|
||||
var mr = ml + moduleSize;
|
||||
var mb = mt + moduleSize;
|
||||
const add_blank = (l, t, r, b) => {
|
||||
const prev_is_dark = qr.is_dark;
|
||||
const module_size = 1 / quiet_module_count;
|
||||
|
||||
return prevIsDark(row, col) && (l > mr || ml > r || t > mb || mt > b);
|
||||
};
|
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qr.is_dark = (row, col) => {
|
||||
const ml = col * module_size;
|
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const mt = row * module_size;
|
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const mr = ml + module_size;
|
||||
const mb = mt + module_size;
|
||||
return prev_is_dark(row, col) && (l > mr || ml > r || t > mb || mt > b);
|
||||
};
|
||||
};
|
||||
|
||||
this.text = text;
|
||||
this.level = level;
|
||||
this.version = version;
|
||||
this.moduleCount = quietModuleCount;
|
||||
this.isDark = isDark;
|
||||
this.addBlank = addBlank;
|
||||
qr.text = text;
|
||||
qr.level = level;
|
||||
qr.version = version;
|
||||
qr.module_count = quiet_module_count;
|
||||
qr.is_dark = is_dark;
|
||||
qr.add_blank = add_blank;
|
||||
|
||||
return qr;
|
||||
};
|
||||
|
||||
// Returns a minimal QR code for the given text starting with version `min_ver`.
|
||||
// Returns `undefined` if `text` is too long to be encoded in `max_ver`.
|
||||
const create_min_qrcode = (text, level, min_ver, max_ver, quiet) => {
|
||||
min_ver = Math.max(1, min_ver || 1);
|
||||
max_ver = Math.min(40, max_ver || 40);
|
||||
for (let ver = min_ver; ver <= max_ver; ver += 1) {
|
||||
try {
|
||||
return create_qrcode(text, level, ver, quiet);
|
||||
} catch (err) {/* empty */}
|
||||
}
|
||||
return undefined;
|
||||
};
|
||||
|
||||
const draw_background_label = (qr, ctx, settings) => {
|
||||
const size = settings.size;
|
||||
const font = 'bold ' + settings.mSize * size + 'px ' + settings.fontname;
|
||||
const tmp_ctx = JQ('<canvas/>')[0].getContext('2d');
|
||||
|
||||
tmp_ctx.font = font;
|
||||
|
||||
const w = tmp_ctx.measureText(settings.label).width;
|
||||
const sh = settings.mSize;
|
||||
const sw = w / size;
|
||||
const sl = (1 - sw) * settings.mPosX;
|
||||
const st = (1 - sh) * settings.mPosY;
|
||||
const sr = sl + sw;
|
||||
const sb = st + sh;
|
||||
const pad = 0.01;
|
||||
|
||||
if (settings.mode === 1) {
|
||||
// Strip
|
||||
qr.add_blank(0, st - pad, size, sb + pad);
|
||||
} else {
|
||||
// Box
|
||||
qr.add_blank(sl - pad, st - pad, sr + pad, sb + pad);
|
||||
}
|
||||
|
||||
// Check if canvas is available in the browser (as Modernizr does)
|
||||
var hasCanvas = (function () {
|
||||
var elem = document.createElement('canvas');
|
||||
return Boolean(elem.getContext && elem.getContext('2d'));
|
||||
}());
|
||||
|
||||
// Returns a minimal QR code for the given text starting with version `minVersion`.
|
||||
// Returns `undefined` if `text` is too long to be encoded in `maxVersion`.
|
||||
function createQRCode(text, level, minVersion, maxVersion, quiet) {
|
||||
minVersion = Math.max(1, minVersion || 1);
|
||||
maxVersion = Math.min(40, maxVersion || 40);
|
||||
for (var version = minVersion; version <= maxVersion; version += 1) {
|
||||
try {
|
||||
return new QRCode(text, level, version, quiet);
|
||||
} catch (err) {/* empty */}
|
||||
}
|
||||
return null;
|
||||
ctx.fillStyle = settings.fontcolor;
|
||||
ctx.font = font;
|
||||
ctx.fillText(settings.label, sl * size, st * size + 0.75 * settings.mSize * size);
|
||||
};
|
||||
|
||||
const draw_background_img = (qr, ctx, settings) => {
|
||||
const size = settings.size;
|
||||
const w = settings.image.naturalWidth || 1;
|
||||
const h = settings.image.naturalHeight || 1;
|
||||
const sh = settings.mSize;
|
||||
const sw = sh * w / h;
|
||||
const sl = (1 - sw) * settings.mPosX;
|
||||
const st = (1 - sh) * settings.mPosY;
|
||||
const sr = sl + sw;
|
||||
const sb = st + sh;
|
||||
const pad = 0.01;
|
||||
|
||||
if (settings.mode === 3) {
|
||||
// Strip
|
||||
qr.add_blank(0, st - pad, size, sb + pad);
|
||||
} else {
|
||||
// Box
|
||||
qr.add_blank(sl - pad, st - pad, sr + pad, sb + pad);
|
||||
}
|
||||
|
||||
function drawBackgroundLabel(qr, context, settings) {
|
||||
var size = settings.size;
|
||||
var font = 'bold ' + (settings.mSize * size) + 'px ' + settings.fontname;
|
||||
var ctx = $('<canvas/>')[0].getContext('2d');
|
||||
|
||||
ctx.font = font;
|
||||
|
||||
var w = ctx.measureText(settings.label).width;
|
||||
var sh = settings.mSize;
|
||||
var sw = w / size;
|
||||
var sl = (1 - sw) * settings.mPosX;
|
||||
var st = (1 - sh) * settings.mPosY;
|
||||
var sr = sl + sw;
|
||||
var sb = st + sh;
|
||||
var pad = 0.01;
|
||||
|
||||
if (settings.mode === 1) {
|
||||
// Strip
|
||||
qr.addBlank(0, st - pad, size, sb + pad);
|
||||
} else {
|
||||
// Box
|
||||
qr.addBlank(sl - pad, st - pad, sr + pad, sb + pad);
|
||||
}
|
||||
ctx.drawImage(settings.image, sl * size, st * size, sw * size, sh * size);
|
||||
};
|
||||
|
||||
context.fillStyle = settings.fontcolor;
|
||||
context.font = font;
|
||||
context.fillText(settings.label, sl * size, st * size + 0.75 * settings.mSize * size);
|
||||
const draw_background = (qr, ctx, settings) => {
|
||||
if (is_img_el(settings.background)) {
|
||||
ctx.drawImage(settings.background, 0, 0, settings.size, settings.size);
|
||||
} else if (settings.background) {
|
||||
ctx.fillStyle = settings.background;
|
||||
ctx.fillRect(settings.left, settings.top, settings.size, settings.size);
|
||||
}
|
||||
|
||||
function drawBackgroundImage(qr, context, settings) {
|
||||
var size = settings.size;
|
||||
var w = settings.image.naturalWidth || 1;
|
||||
var h = settings.image.naturalHeight || 1;
|
||||
var sh = settings.mSize;
|
||||
var sw = sh * w / h;
|
||||
var sl = (1 - sw) * settings.mPosX;
|
||||
var st = (1 - sh) * settings.mPosY;
|
||||
var sr = sl + sw;
|
||||
var sb = st + sh;
|
||||
var pad = 0.01;
|
||||
|
||||
if (settings.mode === 3) {
|
||||
// Strip
|
||||
qr.addBlank(0, st - pad, size, sb + pad);
|
||||
} else {
|
||||
// Box
|
||||
qr.addBlank(sl - pad, st - pad, sr + pad, sb + pad);
|
||||
}
|
||||
|
||||
context.drawImage(settings.image, sl * size, st * size, sw * size, sh * size);
|
||||
const mode = settings.mode;
|
||||
if (mode === 1 || mode === 2) {
|
||||
draw_background_label(qr, ctx, settings);
|
||||
} else if (is_img_el(settings.image) && (mode === 3 || mode === 4)) {
|
||||
draw_background_img(qr, ctx, settings);
|
||||
}
|
||||
};
|
||||
|
||||
function drawBackground(qr, context, settings) {
|
||||
if ($(settings.background).is('img')) {
|
||||
context.drawImage(settings.background, 0, 0, settings.size, settings.size);
|
||||
} else if (settings.background) {
|
||||
context.fillStyle = settings.background;
|
||||
context.fillRect(settings.left, settings.top, settings.size, settings.size);
|
||||
}
|
||||
const draw_modules_default = (qr, ctx, settings, left, top, width, row, col) => {
|
||||
if (qr.is_dark(row, col)) {
|
||||
ctx.r(left, top, width, width);
|
||||
}
|
||||
};
|
||||
|
||||
var mode = settings.mode;
|
||||
if (mode === 1 || mode === 2) {
|
||||
drawBackgroundLabel(qr, context, settings);
|
||||
} else if (mode === 3 || mode === 4) {
|
||||
drawBackgroundImage(qr, context, settings);
|
||||
}
|
||||
const draw_modules_rounded_dark = (ctx, l, t, r, b, rad, nw, ne, se, sw) => {
|
||||
if (nw) {
|
||||
ctx.m(l + rad, t);
|
||||
} else {
|
||||
ctx.m(l, t);
|
||||
}
|
||||
|
||||
function drawModuleDefault(qr, context, settings, left, top, width, row, col) {
|
||||
if (qr.isDark(row, col)) {
|
||||
context.rect(left, top, width, width);
|
||||
}
|
||||
if (ne) {
|
||||
ctx.l(r - rad, t).a(r, t, r, b, rad);
|
||||
} else {
|
||||
ctx.l(r, t);
|
||||
}
|
||||
|
||||
function drawModuleRoundedDark(ctx, l, t, r, b, rad, nw, ne, se, sw) {
|
||||
if (nw) {
|
||||
ctx.moveTo(l + rad, t);
|
||||
} else {
|
||||
ctx.moveTo(l, t);
|
||||
}
|
||||
if (se) {
|
||||
ctx.l(r, b - rad).a(r, b, l, b, rad);
|
||||
} else {
|
||||
ctx.l(r, b);
|
||||
}
|
||||
|
||||
if (ne) {
|
||||
ctx.lineTo(r - rad, t);
|
||||
ctx.arcTo(r, t, r, b, rad);
|
||||
} else {
|
||||
ctx.lineTo(r, t);
|
||||
}
|
||||
if (sw) {
|
||||
ctx.l(l + rad, b).a(l, b, l, t, rad);
|
||||
} else {
|
||||
ctx.l(l, b);
|
||||
}
|
||||
|
||||
if (se) {
|
||||
ctx.lineTo(r, b - rad);
|
||||
ctx.arcTo(r, b, l, b, rad);
|
||||
} else {
|
||||
ctx.lineTo(r, b);
|
||||
}
|
||||
if (nw) {
|
||||
ctx.l(l, t + rad).a(l, t, r, t, rad);
|
||||
} else {
|
||||
ctx.l(l, t);
|
||||
}
|
||||
};
|
||||
|
||||
if (sw) {
|
||||
ctx.lineTo(l + rad, b);
|
||||
ctx.arcTo(l, b, l, t, rad);
|
||||
} else {
|
||||
ctx.lineTo(l, b);
|
||||
}
|
||||
const draw_modules_rounded_light = (ctx, l, t, r, b, rad, nw, ne, se, sw) => {
|
||||
if (nw) {
|
||||
ctx.m(l + rad, t).l(l, t).l(l, t + rad).a(l, t, l + rad, t, rad);
|
||||
}
|
||||
|
||||
if (nw) {
|
||||
ctx.lineTo(l, t + rad);
|
||||
ctx.arcTo(l, t, r, t, rad);
|
||||
} else {
|
||||
ctx.lineTo(l, t);
|
||||
}
|
||||
if (ne) {
|
||||
ctx.m(r - rad, t).l(r, t).l(r, t + rad).a(r, t, r - rad, t, rad);
|
||||
}
|
||||
|
||||
function drawModuleRoundendLight(ctx, l, t, r, b, rad, nw, ne, se, sw) {
|
||||
if (nw) {
|
||||
ctx.moveTo(l + rad, t);
|
||||
ctx.lineTo(l, t);
|
||||
ctx.lineTo(l, t + rad);
|
||||
ctx.arcTo(l, t, l + rad, t, rad);
|
||||
}
|
||||
if (se) {
|
||||
ctx.m(r - rad, b).l(r, b).l(r, b - rad).a(r, b, r - rad, b, rad);
|
||||
}
|
||||
|
||||
if (ne) {
|
||||
ctx.moveTo(r - rad, t);
|
||||
ctx.lineTo(r, t);
|
||||
ctx.lineTo(r, t + rad);
|
||||
ctx.arcTo(r, t, r - rad, t, rad);
|
||||
}
|
||||
if (sw) {
|
||||
ctx.m(l + rad, b).l(l, b).l(l, b - rad).a(l, b, l + rad, b, rad);
|
||||
}
|
||||
};
|
||||
|
||||
const draw_modules_rounded = (qr, ctx, settings, left, top, width, row, col) => {
|
||||
const right = left + width;
|
||||
const bottom = top + width;
|
||||
const rad = settings.radius * width;
|
||||
|
||||
const row_n = row - 1;
|
||||
const row_s = row + 1;
|
||||
const col_w = col - 1;
|
||||
const col_e = col + 1;
|
||||
|
||||
const is_dark = qr.is_dark;
|
||||
const d_center = is_dark(row, col);
|
||||
const d_nw = is_dark(row_n, col_w);
|
||||
const d_n = is_dark(row_n, col);
|
||||
const d_ne = is_dark(row_n, col_e);
|
||||
const d_e = is_dark(row, col_e);
|
||||
const d_se = is_dark(row_s, col_e);
|
||||
const d_s = is_dark(row_s, col);
|
||||
const d_sw = is_dark(row_s, col_w);
|
||||
const d_w = is_dark(row, col_w);
|
||||
|
||||
if (d_center) {
|
||||
draw_modules_rounded_dark(ctx, left, top, right, bottom, rad, !d_n && !d_w, !d_n && !d_e, !d_s && !d_e, !d_s && !d_w);
|
||||
} else {
|
||||
draw_modules_rounded_light(ctx, left, top, right, bottom, rad, d_n && d_w && d_nw, d_n && d_e && d_ne, d_s && d_e && d_se, d_s && d_w && d_sw);
|
||||
}
|
||||
};
|
||||
|
||||
if (se) {
|
||||
ctx.moveTo(r - rad, b);
|
||||
ctx.lineTo(r, b);
|
||||
ctx.lineTo(r, b - rad);
|
||||
ctx.arcTo(r, b, r - rad, b, rad);
|
||||
}
|
||||
const draw_modules = (qr, ctx, settings) => {
|
||||
const module_count = qr.module_count;
|
||||
const module_size = settings.size / module_count;
|
||||
|
||||
if (sw) {
|
||||
ctx.moveTo(l + rad, b);
|
||||
ctx.lineTo(l, b);
|
||||
ctx.lineTo(l, b - rad);
|
||||
ctx.arcTo(l, b, l + rad, b, rad);
|
||||
}
|
||||
let fn = draw_modules_default;
|
||||
if (settings.radius > 0 && settings.radius <= 0.5) {
|
||||
fn = draw_modules_rounded;
|
||||
}
|
||||
|
||||
function drawModuleRounded(qr, context, settings, left, top, width, row, col) {
|
||||
var isDark = qr.isDark;
|
||||
var right = left + width;
|
||||
var bottom = top + width;
|
||||
var radius = settings.radius * width;
|
||||
var rowT = row - 1;
|
||||
var rowB = row + 1;
|
||||
var colL = col - 1;
|
||||
var colR = col + 1;
|
||||
var center = isDark(row, col);
|
||||
var northwest = isDark(rowT, colL);
|
||||
var north = isDark(rowT, col);
|
||||
var northeast = isDark(rowT, colR);
|
||||
var east = isDark(row, colR);
|
||||
var southeast = isDark(rowB, colR);
|
||||
var south = isDark(rowB, col);
|
||||
var southwest = isDark(rowB, colL);
|
||||
var west = isDark(row, colL);
|
||||
|
||||
if (center) {
|
||||
drawModuleRoundedDark(context, left, top, right, bottom, radius, !north && !west, !north && !east, !south && !east, !south && !west);
|
||||
} else {
|
||||
drawModuleRoundendLight(context, left, top, right, bottom, radius, north && west && northwest, north && east && northeast, south && east && southeast, south && west && southwest);
|
||||
}
|
||||
}
|
||||
const draw_ctx = {
|
||||
m(x, y) {ctx.moveTo(x, y); return draw_ctx;},
|
||||
l(x, y) {ctx.lineTo(x, y); return draw_ctx;},
|
||||
a(...args) {ctx.arcTo(...args); return draw_ctx;},
|
||||
r(...args) {ctx.rect(...args); return draw_ctx;}
|
||||
};
|
||||
|
||||
function drawModules(qr, context, settings) {
|
||||
var moduleCount = qr.moduleCount;
|
||||
var moduleSize = settings.size / moduleCount;
|
||||
var fn = drawModuleDefault;
|
||||
var row;
|
||||
var col;
|
||||
ctx.beginPath();
|
||||
for (let row = 0; row < module_count; row += 1) {
|
||||
for (let col = 0; col < module_count; col += 1) {
|
||||
const l = settings.left + col * module_size;
|
||||
const t = settings.top + row * module_size;
|
||||
const w = module_size;
|
||||
|
||||
if (settings.radius > 0 && settings.radius <= 0.5) {
|
||||
fn = drawModuleRounded;
|
||||
fn(qr, draw_ctx, settings, l, t, w, row, col);
|
||||
}
|
||||
}
|
||||
if (is_img_el(settings.fill)) {
|
||||
ctx.strokeStyle = 'rgba(0,0,0,0.5)';
|
||||
ctx.lineWidth = 2;
|
||||
ctx.stroke();
|
||||
const prev = ctx.globalCompositeOperation;
|
||||
ctx.globalCompositeOperation = 'destination-out';
|
||||
ctx.fill();
|
||||
ctx.globalCompositeOperation = prev;
|
||||
|
||||
ctx.clip();
|
||||
ctx.drawImage(settings.fill, 0, 0, settings.size, settings.size);
|
||||
ctx.restore();
|
||||
} else {
|
||||
ctx.fillStyle = settings.fill;
|
||||
ctx.fill();
|
||||
}
|
||||
};
|
||||
|
||||
context.beginPath();
|
||||
for (row = 0; row < moduleCount; row += 1) {
|
||||
for (col = 0; col < moduleCount; col += 1) {
|
||||
var l = settings.left + col * moduleSize;
|
||||
var t = settings.top + row * moduleSize;
|
||||
var w = moduleSize;
|
||||
|
||||
fn(qr, context, settings, l, t, w, row, col);
|
||||
}
|
||||
}
|
||||
if ($(settings.fill).is('img')) {
|
||||
context.strokeStyle = 'rgba(0,0,0,0.5)';
|
||||
context.lineWidth = 2;
|
||||
context.stroke();
|
||||
var prev = context.globalCompositeOperation;
|
||||
context.globalCompositeOperation = 'destination-out';
|
||||
context.fill();
|
||||
context.globalCompositeOperation = prev;
|
||||
|
||||
context.clip();
|
||||
context.drawImage(settings.fill, 0, 0, settings.size, settings.size);
|
||||
context.restore();
|
||||
} else {
|
||||
context.fillStyle = settings.fill;
|
||||
context.fill();
|
||||
}
|
||||
// Draws QR code to the given `canvas` and returns it.
|
||||
const draw_on_canvas = (canvas, settings) => {
|
||||
const qr = create_min_qrcode(settings.text, settings.ecLevel, settings.minVersion, settings.maxVersion, settings.quiet);
|
||||
if (!qr) {
|
||||
return null;
|
||||
}
|
||||
|
||||
// Draws QR code to the given `canvas` and returns it.
|
||||
function drawOnCanvas(canvas, settings) {
|
||||
var qr = createQRCode(settings.text, settings.ecLevel, settings.minVersion, settings.maxVersion, settings.quiet);
|
||||
if (!qr) {
|
||||
return null;
|
||||
}
|
||||
const $canvas = JQ(canvas).data('qrcode', qr);
|
||||
const ctx = $canvas[0].getContext('2d');
|
||||
|
||||
var $canvas = $(canvas).data('qrcode', qr);
|
||||
var context = $canvas[0].getContext('2d');
|
||||
draw_background(qr, ctx, settings);
|
||||
draw_modules(qr, ctx, settings);
|
||||
|
||||
drawBackground(qr, context, settings);
|
||||
drawModules(qr, context, settings);
|
||||
return $canvas;
|
||||
};
|
||||
|
||||
return $canvas;
|
||||
}
|
||||
// Returns a `canvas` element representing the QR code for the given settings.
|
||||
const create_canvas = settings => {
|
||||
const $canvas = JQ('<canvas/>').attr('width', settings.size).attr('height', settings.size);
|
||||
return draw_on_canvas($canvas, settings);
|
||||
};
|
||||
|
||||
// Returns a `canvas` element representing the QR code for the given settings.
|
||||
function createCanvas(settings) {
|
||||
var $canvas = $('<canvas/>').attr('width', settings.size).attr('height', settings.size);
|
||||
return drawOnCanvas($canvas, settings);
|
||||
}
|
||||
// Returns an `image` element representing the QR code for the given settings.
|
||||
const create_img = settings => {
|
||||
return JQ('<img/>').attr('src', create_canvas(settings)[0].toDataURL('image/png'));
|
||||
};
|
||||
|
||||
// Returns an `image` element representing the QR code for the given settings.
|
||||
function createImage(settings) {
|
||||
return $('<img/>').attr('src', createCanvas(settings)[0].toDataURL('image/png'));
|
||||
// Returns a `div` element representing the QR code for the given settings.
|
||||
const create_div = settings => {
|
||||
const qr = create_min_qrcode(settings.text, settings.ecLevel, settings.minVersion, settings.maxVersion, settings.quiet);
|
||||
if (!qr) {
|
||||
return null;
|
||||
}
|
||||
|
||||
// Returns a `div` element representing the QR code for the given settings.
|
||||
function createDiv(settings) {
|
||||
var qr = createQRCode(settings.text, settings.ecLevel, settings.minVersion, settings.maxVersion, settings.quiet);
|
||||
if (!qr) {
|
||||
return null;
|
||||
}
|
||||
// some shortcuts to improve compression
|
||||
const settings_size = settings.size;
|
||||
const settings_bgColor = settings.background;
|
||||
const math_floor = Math.floor;
|
||||
|
||||
// some shortcuts to improve compression
|
||||
var settings_size = settings.size;
|
||||
var settings_bgColor = settings.background;
|
||||
var math_floor = Math.floor;
|
||||
|
||||
var moduleCount = qr.moduleCount;
|
||||
var moduleSize = math_floor(settings_size / moduleCount);
|
||||
var offset = math_floor(0.5 * (settings_size - moduleSize * moduleCount));
|
||||
|
||||
var row;
|
||||
var col;
|
||||
|
||||
var containerCSS = {
|
||||
position: 'relative',
|
||||
left: 0,
|
||||
top: 0,
|
||||
padding: 0,
|
||||
margin: 0,
|
||||
width: settings_size,
|
||||
height: settings_size
|
||||
};
|
||||
var darkCSS = {
|
||||
position: 'absolute',
|
||||
padding: 0,
|
||||
margin: 0,
|
||||
width: moduleSize,
|
||||
height: moduleSize,
|
||||
'background-color': settings.fill
|
||||
};
|
||||
const module_count = qr.module_count;
|
||||
const module_size = math_floor(settings_size / module_count);
|
||||
const offset = math_floor(0.5 * (settings_size - module_size * module_count));
|
||||
|
||||
var $div = $('<div/>').data('qrcode', qr).css(containerCSS);
|
||||
const container_css = {
|
||||
position: 'relative',
|
||||
left: 0,
|
||||
top: 0,
|
||||
padding: 0,
|
||||
margin: 0,
|
||||
width: settings_size,
|
||||
height: settings_size
|
||||
};
|
||||
const dark_css = {
|
||||
position: 'absolute',
|
||||
padding: 0,
|
||||
margin: 0,
|
||||
width: module_size,
|
||||
height: module_size,
|
||||
'background-color': settings.fill
|
||||
};
|
||||
|
||||
if (settings_bgColor) {
|
||||
$div.css('background-color', settings_bgColor);
|
||||
}
|
||||
const $div = JQ('<div/>').data('qrcode', qr).css(container_css);
|
||||
|
||||
if (settings_bgColor) {
|
||||
$div.css('background-color', settings_bgColor);
|
||||
}
|
||||
|
||||
for (row = 0; row < moduleCount; row += 1) {
|
||||
for (col = 0; col < moduleCount; col += 1) {
|
||||
if (qr.isDark(row, col)) {
|
||||
$('<div/>')
|
||||
.css(darkCSS)
|
||||
.css({
|
||||
left: offset + col * moduleSize,
|
||||
top: offset + row * moduleSize
|
||||
})
|
||||
.appendTo($div);
|
||||
}
|
||||
for (let row = 0; row < module_count; row += 1) {
|
||||
for (let col = 0; col < module_count; col += 1) {
|
||||
if (qr.is_dark(row, col)) {
|
||||
JQ('<div/>')
|
||||
.css(dark_css)
|
||||
.css({
|
||||
left: offset + col * module_size,
|
||||
top: offset + row * module_size
|
||||
})
|
||||
.appendTo($div);
|
||||
}
|
||||
}
|
||||
|
||||
return $div;
|
||||
}
|
||||
|
||||
function createHTML(settings) {
|
||||
if (hasCanvas && settings.render === 'canvas') {
|
||||
return createCanvas(settings);
|
||||
} else if (hasCanvas && settings.render === 'image') {
|
||||
return createImage(settings);
|
||||
}
|
||||
return $div;
|
||||
};
|
||||
|
||||
return createDiv(settings);
|
||||
const create_html = settings => {
|
||||
if (settings.render === 'canvas') {
|
||||
return create_canvas(settings);
|
||||
} else if (settings.render === 'image') {
|
||||
return create_img(settings);
|
||||
}
|
||||
|
||||
// Plugin
|
||||
// ======
|
||||
return create_div(settings);
|
||||
};
|
||||
|
||||
// Default settings
|
||||
// ----------------
|
||||
var defaults = {
|
||||
// render method: `'canvas'`, `'image'` or `'div'`
|
||||
render: 'canvas',
|
||||
const DEFAULTS = {
|
||||
// render method: `'canvas'`, `'image'` or `'div'`
|
||||
render: 'canvas',
|
||||
|
||||
// version range somewhere in 1 .. 40
|
||||
minVersion: 1,
|
||||
maxVersion: 40,
|
||||
// version range somewhere in 1 .. 40
|
||||
minVersion: 1,
|
||||
maxVersion: 40,
|
||||
|
||||
// error correction level: `'L'`, `'M'`, `'Q'` or `'H'`
|
||||
ecLevel: 'L',
|
||||
// error correction level: `'L'`, `'M'`, `'Q'` or `'H'`
|
||||
ecLevel: 'L',
|
||||
|
||||
// offset in pixel if drawn onto existing canvas
|
||||
left: 0,
|
||||
top: 0,
|
||||
// offset in pixel if drawn onto existing canvas
|
||||
left: 0,
|
||||
top: 0,
|
||||
|
||||
// size in pixel
|
||||
size: 200,
|
||||
// size in pixel
|
||||
size: 200,
|
||||
|
||||
// code color or image element
|
||||
fill: '#000',
|
||||
// code color or image element
|
||||
fill: '#000',
|
||||
|
||||
// background color or image element, `null` for transparent background
|
||||
background: null,
|
||||
// background color or image element, `null` for transparent background
|
||||
background: '#fff',
|
||||
|
||||
// content
|
||||
text: 'no text',
|
||||
// content
|
||||
text: 'no text',
|
||||
|
||||
// corner radius relative to module width: 0.0 .. 0.5
|
||||
radius: 0,
|
||||
// corner radius relative to module width: 0.0 .. 0.5
|
||||
radius: 0,
|
||||
|
||||
// quiet zone in modules
|
||||
quiet: 0,
|
||||
// quiet zone in modules
|
||||
quiet: 0,
|
||||
|
||||
// modes
|
||||
// 0: normal
|
||||
// 1: label strip
|
||||
// 2: label box
|
||||
// 3: image strip
|
||||
// 4: image box
|
||||
mode: 0,
|
||||
// modes
|
||||
// 0: normal
|
||||
// 1: label strip
|
||||
// 2: label box
|
||||
// 3: image strip
|
||||
// 4: image box
|
||||
mode: 0,
|
||||
|
||||
mSize: 0.1,
|
||||
mPosX: 0.5,
|
||||
mPosY: 0.5,
|
||||
mSize: 0.1,
|
||||
mPosX: 0.5,
|
||||
mPosY: 0.5,
|
||||
|
||||
label: 'no label',
|
||||
fontname: 'sans',
|
||||
fontcolor: '#000',
|
||||
label: 'no label',
|
||||
fontname: 'sans',
|
||||
fontcolor: '#000',
|
||||
|
||||
image: null
|
||||
};
|
||||
image: null
|
||||
};
|
||||
|
||||
// Register the plugin
|
||||
// -------------------
|
||||
$.fn.qrcode = function (options) {
|
||||
var settings = $.extend({}, defaults, options);
|
||||
JQ.fn.qrcode = module.exports = function main(options) {
|
||||
const settings = JQ.extend({}, DEFAULTS, options);
|
||||
|
||||
return this.each(function () {
|
||||
if (this.nodeName.toLowerCase() === 'canvas') { // eslint-disable-line no-invalid-this
|
||||
drawOnCanvas(this, settings); // eslint-disable-line no-invalid-this
|
||||
} else {
|
||||
$(this).append(createHTML(settings)); // eslint-disable-line no-invalid-this
|
||||
}
|
||||
});
|
||||
};
|
||||
}(function () {
|
||||
// `qrcode` is the single public function defined by the `QR Code Generator`
|
||||
// @include "../vendor/qrcode.js"
|
||||
// @include "../vendor/qrcode_UTF8.js"
|
||||
return qrcode; // eslint-disable-line no-undef
|
||||
}()));
|
||||
return this.each((idx, el) => {
|
||||
if (el.nodeName.toLowerCase() === 'canvas') {
|
||||
draw_on_canvas(el, settings);
|
||||
} else {
|
||||
JQ(el).append(create_html(settings));
|
||||
}
|
||||
});
|
||||
};
|
||||
|
||||
File diff suppressed because one or more lines are too long
File diff suppressed because it is too large
Load Diff
@ -1,59 +0,0 @@
|
||||
//---------------------------------------------------------------------
|
||||
//
|
||||
// QR Code Generator for JavaScript UTF8 Support (optional)
|
||||
//
|
||||
// Copyright (c) 2011 Kazuhiko Arase
|
||||
//
|
||||
// URL: http://www.d-project.com/
|
||||
//
|
||||
// Licensed under the MIT license:
|
||||
// http://www.opensource.org/licenses/mit-license.php
|
||||
//
|
||||
// The word 'QR Code' is registered trademark of
|
||||
// DENSO WAVE INCORPORATED
|
||||
// http://www.denso-wave.com/qrcode/faqpatent-e.html
|
||||
//
|
||||
//---------------------------------------------------------------------
|
||||
|
||||
!function(qrcode) {
|
||||
|
||||
//---------------------------------------------------------------------
|
||||
// overwrite qrcode.stringToBytes
|
||||
//---------------------------------------------------------------------
|
||||
|
||||
qrcode.stringToBytes = function(s) {
|
||||
// http://stackoverflow.com/questions/18729405/how-to-convert-utf8-string-to-byte-array
|
||||
function toUTF8Array(str) {
|
||||
var utf8 = [];
|
||||
for (var i=0; i < str.length; i++) {
|
||||
var charcode = str.charCodeAt(i);
|
||||
if (charcode < 0x80) utf8.push(charcode);
|
||||
else if (charcode < 0x800) {
|
||||
utf8.push(0xc0 | (charcode >> 6),
|
||||
0x80 | (charcode & 0x3f));
|
||||
}
|
||||
else if (charcode < 0xd800 || charcode >= 0xe000) {
|
||||
utf8.push(0xe0 | (charcode >> 12),
|
||||
0x80 | ((charcode>>6) & 0x3f),
|
||||
0x80 | (charcode & 0x3f));
|
||||
}
|
||||
// surrogate pair
|
||||
else {
|
||||
i++;
|
||||
// UTF-16 encodes 0x10000-0x10FFFF by
|
||||
// subtracting 0x10000 and splitting the
|
||||
// 20 bits of 0x0-0xFFFFF into two halves
|
||||
charcode = 0x10000 + (((charcode & 0x3ff)<<10)
|
||||
| (str.charCodeAt(i) & 0x3ff));
|
||||
utf8.push(0xf0 | (charcode >>18),
|
||||
0x80 | ((charcode>>12) & 0x3f),
|
||||
0x80 | ((charcode>>6) & 0x3f),
|
||||
0x80 | (charcode & 0x3f));
|
||||
}
|
||||
}
|
||||
return utf8;
|
||||
}
|
||||
return toUTF8Array(s);
|
||||
};
|
||||
|
||||
}(qrcode);
|
||||
Loading…
Reference in New Issue