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devdraw: add forcedpi toggled by Fn+F3 on Mac

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R=rsc
http://codereview.appspot.com/6846104
This commit is contained in:
Russ Cox 2012-11-25 23:38:14 -05:00
parent 2589c5c6ee
commit 55905845f3
4 changed files with 20 additions and 3 deletions
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12
src/cmd/devdraw/cocoa-srv.c
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@ -367,6 +367,8 @@ abortcompose(void)
keystroke(Kalt);
}
void resizeimg(void);
void
keystroke(int c)
{
@ -379,6 +381,16 @@ keystroke(int c)
nk = 0;
return;
}
if(c == KF+3) {
if(forcedpi)
forcedpi = 0;
else if(displaydpi >= 200)
forcedpi = 100;
else
forcedpi = 225;
resizeimg();
return;
}
if(!alting){
kputc(c);
return;