Formatting, code polish
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@ -24,7 +24,6 @@ import java.awt.GraphicsEnvironment;
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import java.awt.RenderingHints;
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import java.awt.font.FontRenderContext;
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import java.awt.font.GlyphVector;
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import java.awt.geom.Rectangle2D;
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import java.awt.image.BufferedImage;
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import java.io.IOException;
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import java.io.InputStream;
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@ -138,7 +137,8 @@ class FontUtil {
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/**
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* Gets the correct font (in GENERAL) for a specified pixel height.
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* Gets the correct font for a specified pixel height. This measures the maximum font height possible for the specified font. This
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* can be different than the alpha-numeric height.
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*
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* @param font the font we are checking
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* @param height the height in pixels we want to get as close as possible to
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@ -150,44 +150,39 @@ class FontUtil {
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Font getFontForSpecificHeight(final Font font, final int height) {
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int size = font.getSize();
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Boolean lastAction = null;
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BufferedImage image = new BufferedImage(1, 1, BufferedImage.TYPE_INT_RGB);
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Graphics2D g = image.createGraphics();
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while (true) {
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Font fontCheck = new Font(font.getName(), Font.PLAIN, size);
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int maxFontHeight = getMaxFontHeight(fontCheck);
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FontMetrics metrics = g.getFontMetrics(fontCheck);
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Rectangle2D rect = metrics.getStringBounds("`Tj|┃", g); // `Tj|┃ are glyphs that are at the top/bottom of the fontset (usually)
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double testHeight = rect.getHeight();
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if (testHeight < height && lastAction != Boolean.FALSE) {
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if (maxFontHeight < height && lastAction != Boolean.FALSE) {
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size++;
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lastAction = Boolean.TRUE;
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} else if (testHeight > height && lastAction != Boolean.TRUE) {
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} else if (maxFontHeight > height && lastAction != Boolean.TRUE) {
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size--;
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lastAction = Boolean.FALSE;
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} else {
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// either we are the exact size, or we are ONE font size to big/small (depending on what our initial guess was)
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g.dispose();
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return fontCheck;
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}
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}
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}
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/**
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* Gets the specified font height for a specific string
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* Gets the specified font height for a specific string, as rendered on the screen.
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*
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* @param font the font to use
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* @param string the string to get the size of
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* @param font the font to use for rendering the string
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* @param string the string used to get the height
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*
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* @return the height of the string
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*/
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public static
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int getFontHeight(final Font font, final String string) {
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BufferedImage image = new BufferedImage(1, 1, 1);
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BufferedImage image = new BufferedImage(1, 1, BufferedImage.TYPE_INT_ARGB);
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Graphics2D g = image.createGraphics();
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FontRenderContext frc = g.getFontRenderContext();
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GlyphVector gv = font.createGlyphVector(frc, string);
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int height = gv.getPixelBounds(null, 0, 0).height;
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g.dispose();
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@ -196,12 +191,12 @@ class FontUtil {
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}
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/**
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* Gets the maximum font height used by alpha-numeric characters ONLY
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* Gets the maximum font height used by alpha-numeric characters ONLY, as recorded by the font.
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*/
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public static
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int getAlphaNumbericFontHeight(final Font font) {
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int getAlphaNumericFontHeight(final Font font) {
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// Because font metrics is based on a graphics context, we need to create a small, temporary image to determine the width and height
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BufferedImage image = new BufferedImage(1, 1, BufferedImage.TYPE_INT_RGB);
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BufferedImage image = new BufferedImage(1, 1, BufferedImage.TYPE_INT_ARGB);
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Graphics2D g = image.createGraphics();
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FontMetrics metrics = g.getFontMetrics(font);
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@ -212,12 +207,12 @@ class FontUtil {
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}
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/**
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* Gets the maximum font height used by of ALL characters.
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* Gets the maximum font height used by of ALL characters, as recorded by the font.
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*/
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public static
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int getFontHeight(final Font font) {
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int getMaxFontHeight(final Font font) {
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// Because font metrics is based on a graphics context, we need to create a small, temporary image to determine the width and height
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BufferedImage image = new BufferedImage(1, 1, BufferedImage.TYPE_INT_RGB);
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BufferedImage image = new BufferedImage(1, 1, BufferedImage.TYPE_INT_ARGB);
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Graphics2D g = image.createGraphics();
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FontMetrics metrics = g.getFontMetrics(font);
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