SVG中Path Data資料簡化及資料夾所有檔案批量匯出為圖片
先看效果圖片：
using Svg;
using System;
using System.Collections.Generic;
using System.Drawing.Imaging;
using System.IO;
using System.Text;
using System.Text.RegularExpressions;
using System.Windows;
namespace SVG2Image
{
/// <summary>
/// 將SVG批量匯出成PNG等圖片
/// </summary>
public partial class MainWindow : Window
{
public MainWindow()
{
InitializeComponent();
}
//儲存圖片路徑
string savePath = @"d:\output";
//簡化向量圖輸入路徑
string savePathNew = @"d:\outputNew";
//SVG檔案路徑
string svgFilePath = @"d:\outputNew";
//string svgFilePath = @"E:\介面\POD0606New\ICO";
private void button_Click(object sender, RoutedEventArgs e)
{
string sizeText = textBox.Text;
if (string.IsNullOrEmpty(sizeText)) sizeText = "64";
string[] sizeArray = sizeText.Split(',');
List<int> listSize = new List<int>();
try
{
foreach (string s in sizeArray)
{
listSize.Add(int.Parse(s));
}
}
catch (Exception exc)
{
MessageBox.Show("輸入的尺寸有誤，必須為數字（多組用逗號隔開）；\r\n" + exc.ToString());
return;
}
if (!Directory.Exists(savePath))
{
Directory.CreateDirectory(savePath);
}
string[] arraySvgFiles = Directory.GetFiles(svgFilePath, "*.svg");
int icoCount = arraySvgFiles.Length;
int icoAllCount = 0;
foreach (string file in arraySvgFiles)
{
string fileName = System.IO.Path.GetFileNameWithoutExtension(file);
fileName = fileName.Replace("_New", "");
try
{
string svgFileContents = File.ReadAllText(file, Encoding.UTF8);
var byteArray = Encoding.ASCII.GetBytes(svgFileContents);
string saveFileName = savePath + @"\" + fileName + @"{0}_{1}.png";
foreach (int sz in listSize)
{
using (var stream = new MemoryStream(byteArray))
{
var svgDocument = SvgDocument.Open(stream);
svgDocument.Width = sz;
svgDocument.Height = sz;
var bitmap = svgDocument.Draw();
bitmap.Save(string.Format(saveFileName, sz, sz), ImageFormat.Png);
}
icoAllCount++;
}
}
catch (Exception exc)
{
using (System.IO.StreamWriter sw = new System.IO.StreamWriter(savePath + @"\error.txt", true))
{
sw.WriteLine(fileName);// 直接追加檔案末尾，換行
}
}
}
MessageBox.Show(string.Format("有{0}張向量標誌圖片，共生成{1}張圖片！", icoCount, icoAllCount));
}
/// <summary>
/// 根據選單名稱建立空SVG內容的檔案
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void btnCreateSVG_Click(object sender, RoutedEventArgs e)
{
string menuNames = @"成品型別維護|成品維護";
string contentTemplate = @"<svg version=""1.1"" id=""圖層_1"" xmlns=""http://www.w3.org/2000/svg"" xmlns:xlink=""http://www.w3.org/1999/xlink"" x=""0px"" y=""0px""
width=""648.992px"" height=""648.992px"" viewBox=""0 0 648.992 648.992"" enable-background=""new 0 0 648.992 648.992""
xml:space=""preserve"">
</svg>";
string[] arrayMenus = menuNames.Split('|');
foreach (string menu in arrayMenus)
{
using (System.IO.StreamWriter sw = new System.IO.StreamWriter(savePath + @"\" + menu + @".svg", true))
{
sw.WriteLine(contentTemplate);// 直接追加檔案末尾，換行
}
}
}
private void btnLostSvg_Click(object sender, RoutedEventArgs e)
{
string[] arraySvgFiles = Directory.GetFiles(svgFilePath, "*.svg");
List<string> listSvgFiles = new List<string>();
foreach (string file in arraySvgFiles)
{
listSvgFiles.Add(System.IO.Path.GetFileNameWithoutExtension(file));
}
string menuNames = @"系統管理|部門維護";
string[] arrayMenus = menuNames.Split('|');
foreach (string menu in arrayMenus)
{
if (!listSvgFiles.Contains(menu))
{
using (System.IO.StreamWriter sw = new System.IO.StreamWriter(savePath + @"\WithoutFile.txt", true))
{
sw.WriteLine(menu);// 直接追加檔案末尾，換行
}
}
}
}
private void btnReplace_Click(object sender, RoutedEventArgs e)
{
//string oldContent = txtBoxOldContent.Text;
//txtBoxResultContent.Text = GetNumberByRound(oldContent);
if (!Directory.Exists(savePathNew))
{
Directory.CreateDirectory(savePathNew);
}
string[] arraySvgFiles = Directory.GetFiles(svgFilePath, "*.svg");
foreach (string file in arraySvgFiles)
{
string fileName = System.IO.Path.GetFileNameWithoutExtension(file);
try
{
string svgFileContents = File.ReadAllText(file, Encoding.UTF8);
svgFileContents = GetNumberByRound(svgFileContents);
string saveFileName = savePathNew + @"\" + fileName + @"_New" + System.IO.Path.GetExtension(file);
using (System.IO.StreamWriter sw = new System.IO.StreamWriter(saveFileName, false))
{
sw.WriteLine(svgFileContents);// 直接追加檔案末尾，換行
}
}
catch (Exception exc)
{
using (System.IO.StreamWriter sw = new System.IO.StreamWriter(savePathNew + @"\error.txt", true))
{
sw.WriteLine(fileName);// 直接追加檔案末尾，換行
}
}
}
}
/// <summary>
/// SVG程式碼簡化
/// </summary>
/// <param name="str">SVG程式碼</param>
/// <returns>簡化後的程式碼</returns>
private string GetNumberByRound(string str)
{
string pattern = @"([-,a-zA-Z\s]*)(\d+\.?\d*)";
Regex r = new Regex(pattern);
str = Regex.Replace(str, @"<!--.*-->", "");
str = Regex.Replace(str, @"<!DOCTYPE.*>", "");
/*
<!-- Generator: Adobe Illustrator 14.0.0, SVG Export Plug-In . SVG Version: 6.00 Build 43363) -->
<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
*/
str = Regex.Replace(str, @"\r\n", "");
string result = string.Empty;
if (r.IsMatch(str))
{
MatchCollection mc = r.Matches(str);
if (mc.Count == 0) return result;
Dictionary<string, string> dicNum = new Dictionary<string, string>();
foreach (Match m in mc)
{
GroupCollection colls = Regex.Match(m.Value, pattern).Groups;
string v = string.Empty;
if (colls.Count > 1)
{
//foreach (Group item in colls)
{
//Console.WriteLine(item.Value.ToString());
string k = colls[0].Value;
v = colls[2].Value;
if (!string.IsNullOrEmpty(v) && !dicNum.ContainsKey(k))
{
dicNum.Add(k, colls[1].Value + Math.Round(Convert.ToDecimal(v), 1, MidpointRounding.AwayFromZero).ToString());
}
}
}
else
{
v = m.Value;
if (!string.IsNullOrEmpty(v) && !dicNum.ContainsKey(v))
{
dicNum.Add(v, Math.Round(Convert.ToDecimal(v), 1, MidpointRounding.AwayFromZero).ToString());
}
}
}
foreach (string key in dicNum.Keys)
{
str = str.Replace(key, dicNum[key]);
//using (System.IO.StreamWriter sw = new System.IO.StreamWriter(savePath + @"\Keys.txt", true))
//{
// sw.WriteLine(key +"\t" + dicNum[key]);// 直接追加檔案末尾，換行
//}
}
result = str;
}
else { result = str; }
return result.Replace("http://www.w3org/", "http://www.w3.org/");
}
}
}
