Article View: borland.public.jbuilder.java.api
Article #1719Re: character spacing
From: Rich Wilkman
Date: Mon, 15 Oct 2001 17:16
Date: Mon, 15 Oct 2001 17:16
54 lines
2854 bytes
2854 bytes
Jeff:
Interesting! How well does it work between serif and sans-serif fixed
fonts?
-Rich
Jeff wrote:
>
> I spent a lot of time researching affine transforms. Found an excellent
> site that describes how to rotate, stretch and skew text:
>
> http://www.glyphic.com/transform/
>
> While fooling around with what I found there, I finally came up with
> this solution. It works for two reasons -- 1) I'm working with a
> fixed-pitch font, and 2) the text is not editable. If either of these
> points did not apply, a bunch more work would be needed. I start by
> creating a class called ExpandedLabel, which extends JComponent. Then,
> I override the paintComponent method with this:
>
> public void paintComponent(Graphics g) {
> // Define font used to draw text.
> Font f = new Font("Monospaced", Font.PLAIN, 12);
> g.setFont(f);
>
> // Calculate baseline origin so text is centered vertically.
> FontMetrics fm = g.getFontMetrics(f);
> int originX = 10;
> int originY = getHeight()/2 + fm.getHeight()/2 - fm.getDescent();
>
> // Print text with padding between each character.
> char [] textChars = this.text.toCharArray();
> int emSpace = fm.charWidth(77);
> for (int i = 0; i < this.text.length(); i++) {
> g.drawChars(textChars, i, 1, originX + ((emSpace + 2) * i), originY);
> }
> }
>
> Aside from the fact that too many factors are hard-coded (font,
> character padding, x-inset, etc), any constructive criticism is welcome.
>
> - Jeff
>
> "Jeff" <mevyap@hotmail.com> wrote in message news:3bc649f7$1_2@dnews...
> > I have a string of characters in a fixed-pitch font. I'd like to add
> a
> > pixel or two of space between each character, but just can't figure
> out how
> > to do it.
> >
> > - Jeff
> >
> >
Technical Details
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X-Google-Language: ENGLISH,ASCII-7-bit X-Google-Thread: 1089d0,a2b03a6d9808c012 X-Google-Attributes: gid1089d0,public X-Google-ArrivalTime: 2001-10-15 10:27:59 PST Message-ID: <3BCB1A05.4CD709D2@formlessvoid.com> Date: Mon, 15 Oct 2001 10:16:53 -0700 From: Rich Wilkman <richw@formlessvoid.com> Reply-To: richw@formlessvoid.com X-Mailer: Mozilla 4.77 [en] (Windows NT 5.0; U) X-Accept-Language: en MIME-Version: 1.0 Newsgroups: borland.public.jbuilder.java.api Subject: Re: character spacing References: <3bc649f7$1_2@dnews> <3bc99a4b$1_1@dnews> Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit NNTP-Posting-Host: 208.236.69.60 X-Trace: dnews 1003166211 208.236.69.60 (15 Oct 2001 10:16:51 -0700) Lines: 54 Path: arc1-ca.pugleaf.net!archiver1.google.com!news1.google.com!sn-xit-02!supernews.com!newsfeed.direct.ca!look.ca!sfo2-feed1.news.digex.net!intermedia!news-hog.berkeley.edu!ucberkeley!nntp-relay.ihug.net!out.nntp.be!propagator-SanJose!in.nntp.be!newsfeed01.tsnz.net!newsfeeds.ihug.co.nz!ihug.co.nz!dnews