java awt实现 fontawesome转png
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package net.yunstudio.demo;
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import java.awt.Color;
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import java.awt.Font;
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import java.awt.FontMetrics;
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import java.awt.Graphics;
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import java.awt.p_w_picpath.BufferedImage;
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import java.io.BufferedReader;
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import java.io.File;
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import java.io.FileInputStream;
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import java.io.FileOutputStream;
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import java.io.IOException;
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import java.io.InputStreamReader;
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import javax.p_w_picpathio.ImageIO;
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public class Font2png {
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public static Font loadFont(String fontFileName, float fontSize) // 第一个参数是外部字体名，第二个是字体大小
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{
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try {
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File file = new File(fontFileName);
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if(!file.exists()){
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System.out.println("找不到字体文件");
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}
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FileInputStream aixing = new FileInputStream(file);
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Font dynamicFont = Font.createFont(Font.TRUETYPE_FONT, aixing);
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Font dynamicFontPt = dynamicFont.deriveFont(fontSize);
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aixing.close();
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return dynamicFontPt;
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} catch (Exception e)// 异常处理
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{http://www.huiyi8.com/gundongdaima/zuoyou/
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e.printStackTrace();
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return new java.awt.Font("宋体", Font.PLAIN, (int)fontSize);
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}
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}
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public static void main(String[] args) {
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float fontSize=24;
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int color=0xff000000;
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String out=new File("").getAbsolutePath();
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String fontPath=out+"/fontawesome-webfont.ttf";
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System.out.println(fontPath);
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String name="icon.png";
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String text="\uF02c";
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int paddind=2;
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InputStreamReader isr=new InputStreamReader(System.in);
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BufferedReader br=new BufferedReader(isr);
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try {
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args=br.readLine().split("\\s+");
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} catch (IOException e1) {
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e1.printStackTrace();
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}
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if(args!=null){
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for (int i = 0; i < args.length; i+=2) {
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if(i==args.length-1){
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continue;
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}
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String key=args;061 String value=args[i+1];062 if("--name".equals(key)){ 063 name=value;064 }else if("--text".equals(key)){ 065 text=value;066 }if("--padding".equals(key)){ 067 paddind=Integer.parseInt(value);068 }else if("--fontpath".equals(key)){ 069 fontPath=value;070 }else if ("--out".equals(key)) { 071 out=value;072 }else if("--size".equals(key)){ 073 fontSize=Float.valueOf(value);074 }else if ("--color".equals(key)) { 075 color=Integer.decode(value);076 }077 }078 }079 int imgSize=(int) (paddind*2+fontSize);080 BufferedImage p_w_picpath = new BufferedImage(imgSize, imgSize,081 BufferedImage.TYPE_4BYTE_ABGR_PRE);082 083 Graphics g=p_w_picpath.getGraphics();084 085 Font font=loadFont(fontPath, fontSize);086 g.setFont(font);087 g.setColor(new Color(color,true));088089 FontMetrics fm = g.getFontMetrics();090 int stringWidth = fm.stringWidth(text);091 int stringAscent = fm.getAscent();092 int stringDescent = fm.getDescent ();093 int x = p_w_picpath.getWidth() / 2 - stringWidth / 2;094 int y = p_w_picpath.getHeight() / 2 + (stringAscent - stringDescent) / 2;095 096 g.drawString(text, x, y);097 098 FileOutputStream fos=null;099 try { 100 fos=new FileOutputStream(out+'/'+name);101 ImageIO.write(p_w_picpath, "png", fos);102 fos.close();103 } catch (Exception e) { 104 e.printStackTrace();105 }106107 }108109}