mirror of
https://github.com/niklasvh/html2canvas.git
synced 2023-08-10 21:13:10 +03:00
Enabled list-style-type's for position inside
This commit is contained in:
MoyuScript
parent
708ca39057
commit
42b9e57892
@ -154,6 +154,8 @@ html2canvas.Util.Children = function(el) {
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}
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}
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html2canvas.Generate = {};
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html2canvas.Generate = {};
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html2canvas.Generate.Gradient = function(src, bounds) {
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html2canvas.Generate.Gradient = function(src, bounds) {
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var canvas = document.createElement('canvas'),
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var canvas = document.createElement('canvas'),
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ctx = canvas.getContext('2d'),
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ctx = canvas.getContext('2d'),
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@ -192,7 +194,9 @@ html2canvas.Generate.Gradient = function(src, bounds) {
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}
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}
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}
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}
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}
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}
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if ( tmp = src.match(/-webkit-linear-gradient\((.*)\)/) ) {
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if ( tmp = src.match(/-webkit-linear-gradient\((.*)\)/) ) {
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position = tmp[1].split( ",", 1 )[0];
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position = tmp[1].split( ",", 1 )[0];
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getColors( tmp[1].substr( position.length + 2 ) );
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getColors( tmp[1].substr( position.length + 2 ) );
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position = position.split(' ');
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position = position.split(' ');
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@ -220,6 +224,7 @@ html2canvas.Generate.Gradient = function(src, bounds) {
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}
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}
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} else if (tmp = src.match(/-webkit-gradient\(linear, (\d+)[%]{0,1} (\d+)[%]{0,1}, (\d+)[%]{0,1} (\d+)[%]{0,1}, from\((.*)\), to\((.*)\)\)/)) {
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} else if (tmp = src.match(/-webkit-gradient\(linear, (\d+)[%]{0,1} (\d+)[%]{0,1}, (\d+)[%]{0,1} (\d+)[%]{0,1}, from\((.*)\), to\((.*)\)\)/)) {
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p0 = (tmp[1] * bounds.width) / 100;
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p0 = (tmp[1] * bounds.width) / 100;
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p1 = (tmp[2] * bounds.height) / 100;
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p1 = (tmp[2] * bounds.height) / 100;
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p2 = (tmp[3] * bounds.width) / 100;
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p2 = (tmp[3] * bounds.width) / 100;
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@ -228,7 +233,8 @@ html2canvas.Generate.Gradient = function(src, bounds) {
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steps.push(tmp[5]);
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steps.push(tmp[5]);
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steps.push(tmp[6]);
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steps.push(tmp[6]);
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} else if (tmp = src.match(/-moz-linear-gradient\((\d+)% (\d+)%, (.*)\)/)) {
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} else if (tmp = src.match(/-moz-linear-gradient\((\d+)[%]{0,1} (\d+)[%]{0,1}, (.*)\)/)) {
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p0 = (tmp[1] * bounds.width) / 100;
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p0 = (tmp[1] * bounds.width) / 100;
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p1 = (tmp[2] * bounds.width) / 100;
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p1 = (tmp[2] * bounds.width) / 100;
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p2 = bounds.width - p0;
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p2 = bounds.width - p0;
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@ -257,6 +263,42 @@ html2canvas.Generate.Gradient = function(src, bounds) {
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return img;
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return img;
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}
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}
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html2canvas.Generate.ListAlpha = function(number) {
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var tmp = "",
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modulus;
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do {
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modulus = number % 26;
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tmp = String.fromCharCode((modulus) + 64) + tmp;
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number = number / 26;
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}while((number*26) > 26);
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return tmp;
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}
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html2canvas.Generate.ListRoman = function(number) {
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var romanArray = ["M", "CM", "D", "CD", "C", "XC", "L", "XL", "X", "IX", "V", "IV", "I"],
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decimal = [1000, 900, 500, 400, 100, 90, 50, 40, 10, 9, 5, 4, 1],
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roman = "",
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v,
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len = romanArray.length;
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if (number <= 0 || number >= 4000) {
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return number;
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}
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for (v=0; v < len; v+=1) {
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while (number >= decimal[v]) {
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number -= decimal[v];
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roman += romanArray[v];
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}
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}
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return roman;
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}
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/*
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/*
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* New function for traversing elements
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* New function for traversing elements
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*/
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*/
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@ -647,6 +689,123 @@ html2canvas.Parse = function (element, images, opts) {
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}
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}
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function listPosition (element, val) {
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var boundElement = doc.createElement( "boundelement" ),
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type,
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bounds;
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boundElement.style.display = "inline";
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//boundElement.style.width = "1px";
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//boundElement.style.height = "1px";
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type = element.style.listStyleType;
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element.style.listStyleType = "none";
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boundElement.appendChild( doc.createTextNode( val ) );
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element.insertBefore(boundElement, element.firstChild);
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bounds = html2canvas.Util.Bounds( boundElement );
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element.removeChild( boundElement );
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element.style.listStyleType = type;
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return bounds;
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}
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function renderListItem(element, stack, elBounds) {
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var position = getCSS(element, "listStylePosition", false),
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x,
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y,
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type = getCSS(element, "listStyleType", false),
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currentIndex,
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text,
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listBounds,
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bold = getCSS(element, "fontWeight");
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if (/^(decimal|decimal-leading-zero|upper-alpha|upper-latin|upper-roman|lower-alpha|lower-greek|lower-latin|lower-roman)$/i.test(type)) {
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// TODO remove jQuery dependency
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currentIndex = $(element).index()+1;
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switch(type){
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case "decimal":
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text = currentIndex;
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break;
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case "decimal-leading-zero":
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if (currentIndex.toString().length === 1){
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text = currentIndex = "0" + currentIndex.toString();
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}else{
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text = currentIndex.toString();
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}
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break;
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case "upper-roman":
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text = html2canvas.Generate.ListRoman( currentIndex );
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break;
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case "lower-roman":
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text = html2canvas.Generate.ListRoman( currentIndex ).toLowerCase();
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break;
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case "lower-alpha":
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text = html2canvas.Generate.ListAlpha( currentIndex ).toLowerCase();
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break;
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case "upper-alpha":
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text = html2canvas.Generate.ListAlpha( currentIndex );
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break;
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}
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text += ". ";
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listBounds = listPosition(element, text);
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switch(bold){
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case 401:
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bold = "bold";
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break;
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case 400:
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bold = "normal";
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break;
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}
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ctx.setVariable( "fillStyle", getCSS(element, "color", false) );
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ctx.setVariable( "font", getCSS(element, "fontVariant", false) + " " + bold + " " + getCSS(element, "fontStyle", false) + " " + getCSS(element, "fontFize", false) + " " + getCSS(element, "fontFamily", false) );
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if ( position === "inside" ) {
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ctx.setVariable("textAlign", "left");
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// this.setFont(stack.ctx, element, false);
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x = elBounds.left;
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}else{
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return;
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/*
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TODO really need to figure out some more accurate way to try and find the position.
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as defined in http://www.w3.org/TR/CSS21/generate.html#propdef-list-style-position, it does not even have a specified "correct" position, so each browser
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may display it whatever way it feels like.
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"The position of the list-item marker adjacent to floats is undefined in CSS 2.1. CSS 2.1 does not specify the precise location of the marker box or its position in the painting order"
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*/
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ctx.setVariable("textAlign", "right");
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// this.setFont(stack.ctx, element, true);
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x = elBounds.left - 10;
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}
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y = listBounds.bottom;
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drawText(text, x, y, ctx)
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}
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}
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function loadImage (src){
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function loadImage (src){
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@ -1334,7 +1493,7 @@ html2canvas.Parse = function (element, images, opts) {
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}
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}
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break;
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break;
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case "LI":
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case "LI":
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// this.drawListItem(el,stack,bgbounds);
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renderListItem(el, stack, bgbounds);
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break;
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break;
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}
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}
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119
src/Parse.js
119
src/Parse.js
@ -388,6 +388,123 @@ html2canvas.Parse = function (element, images, opts) {
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}
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}
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function listPosition (element, val) {
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var boundElement = doc.createElement( "boundelement" ),
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type,
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bounds;
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boundElement.style.display = "inline";
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//boundElement.style.width = "1px";
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//boundElement.style.height = "1px";
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type = element.style.listStyleType;
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element.style.listStyleType = "none";
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boundElement.appendChild( doc.createTextNode( val ) );
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element.insertBefore(boundElement, element.firstChild);
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bounds = html2canvas.Util.Bounds( boundElement );
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element.removeChild( boundElement );
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element.style.listStyleType = type;
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return bounds;
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}
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function renderListItem(element, stack, elBounds) {
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var position = getCSS(element, "listStylePosition", false),
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x,
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y,
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type = getCSS(element, "listStyleType", false),
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currentIndex,
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text,
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listBounds,
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bold = getCSS(element, "fontWeight");
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if (/^(decimal|decimal-leading-zero|upper-alpha|upper-latin|upper-roman|lower-alpha|lower-greek|lower-latin|lower-roman)$/i.test(type)) {
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// TODO remove jQuery dependency
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currentIndex = $(element).index()+1;
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switch(type){
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case "decimal":
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text = currentIndex;
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break;
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case "decimal-leading-zero":
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if (currentIndex.toString().length === 1){
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text = currentIndex = "0" + currentIndex.toString();
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}else{
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text = currentIndex.toString();
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}
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break;
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case "upper-roman":
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text = html2canvas.Generate.ListRoman( currentIndex );
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break;
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case "lower-roman":
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text = html2canvas.Generate.ListRoman( currentIndex ).toLowerCase();
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break;
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case "lower-alpha":
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text = html2canvas.Generate.ListAlpha( currentIndex ).toLowerCase();
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break;
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case "upper-alpha":
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text = html2canvas.Generate.ListAlpha( currentIndex );
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break;
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}
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text += ". ";
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listBounds = listPosition(element, text);
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switch(bold){
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case 401:
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bold = "bold";
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break;
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case 400:
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bold = "normal";
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break;
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}
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ctx.setVariable( "fillStyle", getCSS(element, "color", false) );
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ctx.setVariable( "font", getCSS(element, "fontVariant", false) + " " + bold + " " + getCSS(element, "fontStyle", false) + " " + getCSS(element, "fontFize", false) + " " + getCSS(element, "fontFamily", false) );
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if ( position === "inside" ) {
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ctx.setVariable("textAlign", "left");
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// this.setFont(stack.ctx, element, false);
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x = elBounds.left;
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}else{
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return;
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/*
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TODO really need to figure out some more accurate way to try and find the position.
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as defined in http://www.w3.org/TR/CSS21/generate.html#propdef-list-style-position, it does not even have a specified "correct" position, so each browser
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may display it whatever way it feels like.
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"The position of the list-item marker adjacent to floats is undefined in CSS 2.1. CSS 2.1 does not specify the precise location of the marker box or its position in the painting order"
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*/
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ctx.setVariable("textAlign", "right");
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// this.setFont(stack.ctx, element, true);
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x = elBounds.left - 10;
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}
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y = listBounds.bottom;
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drawText(text, x, y, ctx)
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}
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}
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function loadImage (src){
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function loadImage (src){
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@ -1075,7 +1192,7 @@ html2canvas.Parse = function (element, images, opts) {
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}
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}
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break;
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break;
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case "LI":
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case "LI":
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// this.drawListItem(el,stack,bgbounds);
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renderListItem(el, stack, bgbounds);
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break;
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break;
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}
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}
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