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kityminder-core
Commit 063250a9 authored by hy's avatar hy
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export clean SVG for AI and IE.

parent 8bfdc2b0
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Showing with 228 additions and 221 deletions
src/protocol/svg.js
View file @ 063250a9
......@@ -8,136 +8,169 @@ define(function(require, exports, module) {
* @param {[type]} svgDom [description]
* @return {[type]} [description]
*/
function removeTransform(svgDom) {
function cleanSVG(svgDom, x, y) {
function getTransformToElement(target, source) {
var matrix;
try {
matrix = source.getScreenCTM().inverse();
} catch(e) {
throw new Error('Can not inverse source element\' ctm.');
} catch (e) {
throw new Error("Can not inverse source element' ctm.");
}
return matrix.multiply(target.getScreenCTM());
}
function dealWithPath(d, dealWithPattern) {
if (!(dealWithPattern instanceof Function)) {
dealWithPattern = function () {};
dealWithPattern = function() {};
}
var strArr = [],
pattern = [],
cache = [];
var strArr = [], pattern = [], cache = [];
for (var i = 0, l = d.length; i < l; i++) {
switch (d[i]) {
case 'M':
case 'L':
case 'T':
case 'S':
case 'A':
case 'C': {
case "M":
case "L":
case "T":
case "S":
case "A":
case "C":
case "H":
case "V":
case "Q": {
if (cache.length) {
pattern.push(cache.join(''));
pattern.push(cache.join(""));
cache = [];
}
// 脑图的path格式真奇怪...偶尔就给我蹦出来一个"..V123 C..", 那空格几个意思 - -
if (pattern[pattern.length-1] === ",") {
pattern.pop();
}
if (pattern.length) {
dealWithPattern(pattern);
strArr.push(pattern.join(''));
strArr.push(pattern.join(""));
pattern = [];
}
pattern.push(d[i]);
break;
}
case 'Z':
case 'z': {
pattern.push(cache.join(''), d[i]);
case "Z":
case "z": {
pattern.push(cache.join(""), d[i]);
dealWithPattern(pattern);
strArr.push(pattern.join(''));
strArr.push(pattern.join(""));
cache = [];
pattern = [];
break;
}
case '.': {
cache.push('.');
case ".":
case "e": {
cache.push(d[i]);
break;
}
case '-': {
case "-": {
if (d[i-1] !== "e") {
if (cache.length) {
pattern.push(cache.join(''), ',');
pattern.push(cache.join(""), ",");
}
cache = [];
cache.push('-');
}
cache.push("-");
break;
}
case ' ':
case ',': {
pattern.push(cache.join(''), ',');
case " ":
case ",": {
if (cache.length) {
pattern.push(cache.join(""), ",");
cache = [];
}
break;
}
default: {
if (/\d/.test(d[i])) {
cache.push(d[i]);
} else {
// m a c s q h v l t z情况
if (cache.length) {
pattern.push(cache.join(''), d[i]);
pattern.push(cache.join(""), d[i]);
cache = [];
} else {
// 脑图的path格式真奇怪...偶尔就给我蹦出来一个"..V123 c..", 那空格几个意思 - -
if (pattern[pattern.length-1] === ",") {
pattern.pop();
}
pattern.push(d[i]);
}
}
if (i+1 === l) {
if (i + 1 === l) {
if (cache.length) {
pattern.push(cache.join(''));
pattern.push(cache.join(""));
}
dealWithPattern(pattern);
strArr.push(pattern.join(''));
strArr.push(pattern.join(""));
cache = null;
pattern = null;
}
}
}
}
return strArr.join('');
return strArr.join("");
}
function replaceWithNode(parent, svgNode, parentX, parentY) {
function replaceWithNode(svgNode, parentX, parentY) {
if (!svgNode) {
return;
}
if (svgNode.tagName === "defs") {
return;
}
if (svgNode.getAttribute('fill') === 'transparent') {
svgNode.setAttribute('fill', 'none');
}
if (svgNode.getAttribute('marker-end')) {
svgNode.removeAttribute('marker-end');
}
parentX = parentX || 0;
parentY = parentY || 0;
if (svgNode.getAttribute('transform')) {
var ctm = getTransformToElement(svgNode, parent);
if (svgNode.getAttribute("transform")) {
var ctm = getTransformToElement(svgNode, svgNode.parentElement);
parentX -= ctm.e;
parentY -= ctm.f;
svgNode.removeAttribute('transform');
svgNode.removeAttribute("transform");
}
switch (svgNode.tagName.toLowerCase()) {
case 'g': {
case "g":
break;
}
case 'path': {
var d = svgNode.getAttribute('d');
case "path": {
var d = svgNode.getAttribute("d");
if (d) {
d = dealWithPath(d, function(pattern) {
switch (pattern[0]) {
case 'M':
case 'L':
case 'T': {
case "V": {
pattern[1] = +pattern[1] - parentY;
break;
}
case "H": {
pattern[1] = +pattern[1] - parentX;
break;
}
case "M":
case "L":
case "T": {
pattern[1] = +pattern[1] - parentX;
pattern[3] = +pattern[3] - parentY;
break;
}
case 'S': {
case "Q":
case "S": {
pattern[1] = +pattern[1] - parentX;
pattern[3] = +pattern[3] - parentY;
pattern[5] = +pattern[5] - parentX;
pattern[7] = +pattern[7] - parentY;
break;
}
case 'A': {
case "A": {
pattern[11] = +pattern[11] - parentX;
pattern[13] = +pattern[13] - parentY;
break;
}
case 'C': {
case "C": {
pattern[1] = +pattern[1] - parentX;
pattern[3] = +pattern[3] - parentY;
pattern[5] = +pattern[5] - parentX;
......@@ -147,89 +180,63 @@ define(function(require, exports, module) {
}
}
});
svgNode.setAttribute('d', d);
svgNode.removeAttribute('transform');
svgNode.setAttribute("d", d);
svgNode.removeAttribute("transform");
}
return;
}
case 'image':
case 'text': {
case "image":
case "text": {
if (parentX && parentY) {
var x = +svgNode.getAttribute('x') || 0,
y = +svgNode.getAttribute('y') || 0;
svgNode.setAttribute('x', x - parentX);
svgNode.setAttribute('y', y - parentY);
var x = +svgNode.getAttribute("x") || 0, y = +svgNode.getAttribute("y") || 0;
svgNode.setAttribute("x", x - parentX);
svgNode.setAttribute("y", y - parentY);
}
if (svgNode.getAttribute("dominant-baseline")) {
svgNode.removeAttribute("dominant-baseline");
svgNode.setAttribute("dy", ".8em");
}
svgNode.removeAttribute('transform');
svgNode.removeAttribute("transform");
return;
}
}
if (svgNode.children) {
for (var i = 0, l = svgNode.children.length; i < l; i++){
replaceWithNode(svgNode, svgNode.children[i], parentX, parentY)
};
for (var i = 0, l = svgNode.children.length; i < l; i++) {
replaceWithNode(svgNode.children[i], parentX, parentY);
}
}
svgDom.style.display = 'none';
replaceWithNode(null, svgDom, 0, 0);
svgDom.style.display = 'inline';
}
data.registerProtocol('svg', module.exports = {
fileDescription: 'SVG 矢量图',
fileExtension: '.svg',
mineType: 'image/svg+xml',
dataType: 'text',
svgDom.style.display = "none";
replaceWithNode(svgDom, x || 0, y || 0);
svgDom.style.display = "inline";
}
data.registerProtocol("svg", module.exports = {
fileDescription: "SVG 矢量图",
fileExtension: ".svg",
mineType: "image/svg+xml",
dataType: "text",
encode: function(json, minder) {
var paper = minder.getPaper(),
paperTransform = paper.shapeNode.getAttribute('transform'),
svgXml,
svgContainer,
svgDom,
renderContainer = minder.getRenderContainer(),
renderBox = renderContainer.getRenderBox(),
transform = renderContainer.getTransform(),
width = renderBox.width,
height = renderBox.height,
padding = 20;
paper.shapeNode.setAttribute('transform', 'translate(0.5, 0.5)');
var paper = minder.getPaper(), paperTransform = paper.shapeNode.getAttribute("transform"), svgXml, svgContainer, svgDom, renderContainer = minder.getRenderContainer(), renderBox = renderContainer.getRenderBox(), transform = renderContainer.getTransform(), width = renderBox.width, height = renderBox.height, padding = 20;
paper.shapeNode.setAttribute("transform", "translate(0.5, 0.5)");
svgXml = paper.container.innerHTML;
paper.shapeNode.setAttribute('transform', paperTransform);
svgContainer = document.createElement('div');
paper.shapeNode.setAttribute("transform", paperTransform);
svgContainer = document.createElement("div");
svgContainer.innerHTML = svgXml;
svgDom = svgContainer.querySelector('svg');
svgDom.setAttribute('width', width + padding * 2 | 0);
svgDom.setAttribute('height', height + padding * 2 | 0);
svgDom.setAttribute('style',
'font-family: Arial, Microsoft Yahei, Heiti SC; ' +
'background: ' + minder.getStyle('background'));
svgDom.setAttribute('viewBox', [
renderBox.x - padding | 0,
renderBox.y - padding | 0,
width + padding * 2 | 0,
height + padding * 2 | 0
].join(' '));
svgContainer = document.createElement('div');
removeTransform(svgDom);
svgDom = svgContainer.querySelector("svg");
svgDom.setAttribute("width", width + padding * 2 | 0);
svgDom.setAttribute("height", height + padding * 2 | 0);
svgDom.setAttribute("style", "background: " + minder.getStyle("background"));//"font-family: Arial, Microsoft Yahei, Heiti SC; " +
svgDom.setAttribute("viewBox", [ 0, 0, width + padding * 2 | 0, height + padding * 2 | 0 ].join(" "));
svgContainer = document.createElement("div");
cleanSVG(svgDom, renderBox.x - padding | 0, renderBox.y - padding | 0);
svgContainer.appendChild(svgDom);
// need a xml with width and height
svgXml = svgContainer.innerHTML;
// svg 含有 &nbsp; 符号导出报错 Entity 'nbsp' not defined
svgXml = svgXml.replace(/&nbsp;/g, '&#xa0;');
svgXml = svgXml.replace(/&nbsp;/g, "&#xa0;");
// svg 含有 &nbsp; 符号导出报错 Entity 'nbsp' not defined
return svgXml;
}
});
}
});
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