java.awt.Canvas.getFontMetrics()方法的使用及代码示例

x33g5p2x  于2022-01-18 转载在 其他  
字(8.3k)|赞(0)|评价(0)|浏览(197)

本文整理了Java中java.awt.Canvas.getFontMetrics()方法的一些代码示例，展示了Canvas.getFontMetrics()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。Canvas.getFontMetrics()方法的具体详情如下：
包路径：java.awt.Canvas
类名称：Canvas
方法名：getFontMetrics

Canvas.getFontMetrics介绍

暂无

代码示例

代码示例来源：origin: stackoverflow.com

  1. public static FontMetrics getFontMetrics(Font font){
  2.   GraphicsEnvironment ge = GraphicsEnvironment.getLocalGraphicsEnvironment();
  3.   GraphicsDevice gd = ge.getDefaultScreenDevice();
  4.   GraphicsConfiguration config = gd.getDefaultConfiguration();
  6.   Canvas c = new Canvas(config);
  7.   return c.getFontMetrics(font);
  8. }

代码示例来源：origin: org.geoserver/gs-wms

  1. @Override
  2. public FontMetrics getFontMetrics(Font f) {
  3.   // works also in headless mode
  4.   return new Canvas().getFontMetrics(f);
  5. }

代码示例来源：origin: org.databene/databene-commons

  1. public TextIcon(String text, Color foreground, Color background, boolean square, Font font) {
  2.   this.text = text;
  3.   this.font = font;
  4.   FontMetrics metrics = new Canvas().getFontMetrics(font);
  5.   this.textWidth = metrics.stringWidth(text);
  6.   this.iconWidth = textWidth;
  7.   this.iconHeight = font.getSize() + 2;
  8.   if (square) {
  9.     this.iconWidth = Math.max(this.iconWidth, this.iconHeight);
  10.     this.iconHeight = this.iconWidth;
  11.   }
  12.   this.ascent = metrics.getAscent();
  13.   this.foreground = foreground;
  14.   this.background = background;
  15. }

代码示例来源：origin: cpesch/RouteConverter

  1. private float getPreferredAlignmentY() {
  2.   Font font = getFont();
  3.   // deprecated: FontMetrics fm = getToolkit().getFontMetrics(font);
  4.   FontMetrics fm = new Canvas().getFontMetrics(font);
  5.   float h = fm.getHeight();
  6.   float d = fm.getDescent();
  7.   return (h - d) / h;
  8. }

代码示例来源：origin: org.databene/databene-commons

  1. public TextOverlayIcon(Icon background, String text, Color color, Font font) {
  2.   this.background = background;
  3.   this.text = text;
  4.   this.color = color;
  5.   this.font = font;
  6.   this.metrics = new Canvas().getFontMetrics(font);
  7.   int textWidth = metrics.stringWidth(text);
  8.   int iconWidth = background.getIconWidth();
  9.   setIconWidth(Math.max(textWidth, iconWidth));
  10.   
  11.   int textHeight = font.getSize();
  12.   int iconHeight = background.getIconHeight();
  13.   setIconHeight(Math.max(textHeight, iconHeight));
  14. }

代码示例来源：origin: jenkinsci/embeddable-build-status-plugin

  1. public int measureText(String text) throws IOException {
  2.   if (baseUrl != null) {
  3.     URL fontURL = new URL(baseUrl, "fonts/verdana.ttf");
  4.     InputStream fontStream = fontURL.openStream();
  5.     Font defaultFont = null;
  6.     try {
  7.       defaultFont = Font.createFont(Font.TRUETYPE_FONT, fontStream);
  8.     } catch (FontFormatException e) {
  9.       throw new IOException(e.getMessage());
  10.     }
  11.     defaultFont = defaultFont.deriveFont(11f);
  12.     Canvas canvas = new Canvas();
  13.     FontMetrics fontMetrics = canvas.getFontMetrics(defaultFont);
  14.     return fontMetrics.stringWidth(text);
  15.   }
  16.   return 0;
  17. }

代码示例来源：origin: yannickcr/jenkins-status-badges-plugin

  1. public int measureText( String text )
  2.   throws FontFormatException, IOException
  3. {
  4.   URL fontURL =
  5.     new URL( Jenkins.getInstance().pluginManager.getPlugin( "status-badges" ).baseResourceURL,
  6.          "fonts/verdana.ttf" );
  7.   InputStream fontStream = fontURL.openStream();
  8.   Font defaultFont = Font.createFont( Font.TRUETYPE_FONT, fontStream );
  9.   defaultFont = defaultFont.deriveFont( 11f );
  10.   Canvas canvas = new Canvas();
  11.   FontMetrics fontMetrics = canvas.getFontMetrics( defaultFont );
  12.   return fontMetrics.stringWidth( text );
  13. }

代码示例来源：origin: tinyMediaManager/tinyMediaManager

  1. private ImageIcon getScaledIcon(ImageIcon original) {
  2.  Canvas c = new Canvas();
  3.  FontMetrics fm = c.getFontMetrics(getFont());
  4.  int height = (int) (fm.getHeight() * 2f);
  5.  int width = original.getIconWidth() / original.getIconHeight() * height;
  6.  BufferedImage scaledImage = Scalr.resize(ImageCache.createImage(original.getImage()), Scalr.Method.QUALITY, Scalr.Mode.AUTOMATIC, width, height,
  7.    Scalr.OP_ANTIALIAS);
  8.  return new ImageIcon(scaledImage);
  9. }

代码示例来源：origin: tinyMediaManager/tinyMediaManager

  1. private ImageIcon getScaledIcon(ImageIcon original) {
  2.  Canvas c = new Canvas();
  3.  FontMetrics fm = c.getFontMetrics(getFont());
  4.  int height = (int) (fm.getHeight() * 2f);
  5.  int width = original.getIconWidth() / original.getIconHeight() * height;
  6.  BufferedImage scaledImage = Scalr.resize(ImageCache.createImage(original.getImage()), Scalr.Method.QUALITY, Scalr.Mode.AUTOMATIC, width, height,
  7.    Scalr.OP_ANTIALIAS);
  8.  return new ImageIcon(scaledImage);
  9. }

代码示例来源：origin: tinyMediaManager/tinyMediaManager

  1. private ImageIcon getScaledIcon(ImageIcon original) {
  2.   Canvas c = new Canvas();
  3.   FontMetrics fm = c.getFontMetrics(getFont());
  4.   int height = (int) (fm.getHeight() * 2f);
  5.   int width = original.getIconWidth() / original.getIconHeight() * height;
  6.   BufferedImage scaledImage = Scalr.resize(ImageCache.createImage(original.getImage()), Scalr.Method.QUALITY, Scalr.Mode.AUTOMATIC, width, height,
  7.     Scalr.OP_ANTIALIAS);
  8.   return new ImageIcon(scaledImage);
  9.  }
  10. }

代码示例来源：origin: tinyMediaManager/tinyMediaManager

  1. private ImageIcon getScaledIcon(ImageIcon original) {
  2.  Canvas c = new Canvas();
  3.  FontMetrics fm = c.getFontMetrics(getFont());
  4.  int height = (int) (fm.getHeight() * 2f);
  5.  int width = original.getIconWidth() / original.getIconHeight() * height;
  6.  BufferedImage scaledImage = Scalr.resize(ImageCache.createImage(original.getImage()), Scalr.Method.QUALITY, Scalr.Mode.AUTOMATIC, width, height,
  7.    Scalr.OP_ANTIALIAS);
  8.  return new ImageIcon(scaledImage);
  9. }

代码示例来源：origin: tinyMediaManager/tinyMediaManager

  1. private ImageIcon getScaledIcon(ImageIcon original) {
  2.  Canvas c = new Canvas();
  3.  FontMetrics fm = c.getFontMetrics(getFont());
  4.  int height = (int) (fm.getHeight() * 2f);
  5.  int width = original.getIconWidth() / original.getIconHeight() * height;
  6.  BufferedImage scaledImage = Scalr.resize(ImageCache.createImage(original.getImage()), Scalr.Method.QUALITY, Scalr.Mode.AUTOMATIC, width, height,
  7.    Scalr.OP_ANTIALIAS);
  8.  return new ImageIcon(scaledImage);
  9. }

代码示例来源：origin: tinyMediaManager/tinyMediaManager

  1. private ImageIcon getScaledIcon(ImageIcon original) {
  2.  Canvas c = new Canvas();
  3.  FontMetrics fm = c.getFontMetrics(getFont());
  4.  int height = (int) (fm.getHeight() * 2f);
  5.  int width = original.getIconWidth() / original.getIconHeight() * height;
  6.  BufferedImage scaledImage = Scalr.resize(ImageCache.createImage(original.getImage()), Scalr.Method.QUALITY, Scalr.Mode.AUTOMATIC, width, height,
  7.    Scalr.OP_ANTIALIAS);
  8.  return new ImageIcon(scaledImage);
  9. }

代码示例来源：origin: tinyMediaManager/tinyMediaManager

  1. private ImageIcon getScaledIcon(ImageIcon original) {
  2.  Canvas c = new Canvas();
  3.  FontMetrics fm = c.getFontMetrics(getFont());
  4.  int height = (int) (fm.getHeight() * 2f);
  5.  int width = original.getIconWidth() / original.getIconHeight() * height;
  6.  BufferedImage scaledImage = Scalr.resize(ImageCache.createImage(original.getImage()), Scalr.Method.QUALITY, Scalr.Mode.AUTOMATIC, width, height,
  7.    Scalr.OP_ANTIALIAS);
  8.  return new ImageIcon(scaledImage);
  9. }

代码示例来源：origin: com.github.lgooddatepicker/LGoodDatePicker

  1. FontMetrics metrics = canvas.getFontMetrics(font);

代码示例来源：origin: com.github.meirfaraj/gcAnalyser-lib

  1. /**
  2.  * Gets the preferred size.
  3.  *
  4.  * @return the preferred size
  5.  */
  6. public Dimension getPreferredSize() {
  7.   final Canvas c = new Canvas();
  8.   final FontMetrics fm = c.getFontMetrics(this.font);
  9.   //System.out.println("longest: " + longestString);
  10.   configureFormatter();
  11.   final int minWidth = fm.stringWidth(this.longestString) + 5;
  12.   Dimension bestSize = null;
  13.   if (isVertical()) {
  14.     bestSize = new Dimension(minWidth, getHeight());
  15.   } else {
  16.     bestSize = new Dimension(
  17.         (int) (ModelChartImpl.this.runningTime * getScaleFactor()),
  18.         fm.getHeight());
  19.     this.minHalfDistance = minWidth;
  20.   }
  21.   //System.out.println("pref: " + bestSize);
  22.   return bestSize;
  23. }

代码示例来源：origin: tinyMediaManager/tinyMediaManager

  1. private ImageIcon getScaledIcon(ImageIcon original) {
  2.  Canvas c = new Canvas();
  3.  FontMetrics fm = c.getFontMetrics(new JPanel().getFont());
  4.  int height = (int) (fm.getHeight() * 2f);
  5.  int width = original.getIconWidth() / original.getIconHeight() * height;
  6.  BufferedImage scaledImage;
  7.  if (!scraper.isEnabled()) {
  8.   scaledImage = Scalr.resize(ImageCache.createImage(original.getImage()), Scalr.Method.QUALITY, Scalr.Mode.AUTOMATIC, width, height,
  9.     Scalr.OP_GRAYSCALE);
  10.  }
  11.  else {
  12.   scaledImage = Scalr.resize(ImageCache.createImage(original.getImage()), Scalr.Method.QUALITY, Scalr.Mode.AUTOMATIC, width, height,
  13.     Scalr.OP_ANTIALIAS);
  14.  }
  15.  return new ImageIcon(scaledImage);
  16. }

代码示例来源：origin: tinyMediaManager/tinyMediaManager

  1. private ImageIcon getScaledIcon(ImageIcon original) {
  2.  Canvas c = new Canvas();
  3.  FontMetrics fm = c.getFontMetrics(new JPanel().getFont());
  4.  int height = (int) (fm.getHeight() * 2f);
  5.  int width = original.getIconWidth() / original.getIconHeight() * height;
  6.  BufferedImage scaledImage;
  7.  if (!scraper.isEnabled()) {
  8.   scaledImage = Scalr.resize(ImageCache.createImage(original.getImage()), Scalr.Method.QUALITY, Scalr.Mode.AUTOMATIC, width, height,
  9.     Scalr.OP_GRAYSCALE);
  10.  }
  11.  else {
  12.   scaledImage = Scalr.resize(ImageCache.createImage(original.getImage()), Scalr.Method.QUALITY, Scalr.Mode.AUTOMATIC, width, height,
  13.     Scalr.OP_ANTIALIAS);
  14.  }
  15.  return new ImageIcon(scaledImage);
  16. }

代码示例来源：origin: blackears/svgSalamander

  1. fm = c.getFontMetrics(sysFont);

代码示例来源：origin: guru.nidi.com.kitfox/svgSalamander

  1. fm = c.getFontMetrics(sysFont);

内容来源于网络，如有侵权，请联系作者删除！

Canvas

相关文章

    查看更多

    热门标签

    更多
    JavaquerypythonNode开发语言requestUtil数据库Table后端算法LoggerMessageElementParser

    最新文章

    更多

    Canvas类方法

    • 蜀ICP备13028337号-1 大数据知识库 https://www.saoniuhuo.com © All rights reserved
    • 本站内容来源互联网,如果侵犯您的权益请联系我们删除, 联系方式：448109455@qq.com