%! %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % Class OverlayWindow % Copyright (C) 1989. % By Don Hopkins. (don@brillig.umd.edu) % All rights reserved. % %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % This program is provided for UNRESTRICTED use provided that this % copyright message is preserved on all copies and derivative works. % This is provided without any warranty. No author or distributor % accepts any responsibility whatsoever to any person or any entity % with respect to any loss or damage caused or alleged to be caused % directly or indirectly by this program. This includes, but is not % limited to, any interruption of service, loss of business, loss of % information, loss of anticipated profits, core dumps, abuses of the % virtual memory system, or any consequential or incidental damages % resulting from the use of this program. % %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % Overlay plane compatibility hack for cg4 frame buffer. % This is a nebulous layer abstracted from a messy program, to make it run % on generic NeWS servers. It should be rethought and rewritten. Repent! % % Requires the devices /dev/cgfour0, /dev/cgfour0_ovl, and /dev/cgfour0_ove % (which can all be major 39 minor 0, or whatever), and the following patch % to the NeWS 1.1 server sources (but X11/NeWS doesn't need to be patched!), % in order to take advantage of a cg4 under NeWS 1.1 (Otherwise it falls back % to using exclusive-or). % % Put the flag -DCG4_ENABLE_HACK into COPTS in the top level server Makefile. % Make the following patch to the file SUN/src/server/dev/sunw/pixrectint.c: % In function cg4_make: % Replace the block starting with the following comment: % /* set up pixrect initial state */ % { % #ifdef CG4_ENABLE_HACK % int initplanes, initfb = CG4_INITFB; % extern char *sun_fb_name; % char *index(); % int len = strlen (sun_fb_name); % % /* Special file names get overlay and enable planes */ % if (index(sun_fb_name, '_') != NULL) { % if (sun_fb_name[len-1] == 'l') /* cgfour0_ovl */ % initfb = 0; /* overlay plane */ % else if (sun_fb_name[len-1] == 'e') /* cgfour0_ove */ % initfb = 1; /* enable plane */ % else initfb = 2; /* color plane */ % } % % initplanes = % PIX_GROUP(fbdesc[initfb].group) | % fbdesc[initfb].allplanes; % #else !CG4_ENABLE_HACK % int initplanes = % PIX_GROUP(fbdesc[CG4_INITFB].group) | % fbdesc[CG4_INITFB].allplanes; % #endif !CG4_ENABLE_HACK % % (void) cg4_putattributes(pr, &initplanes); % } % % Damn damn damn! X11/NeWS Version 1.0 FCS on a cg4 can open up the % enable plane, but there's a bug that trashes the enable plane color map, % so we can draw in gray scales but we can't draw in white (black?). % %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% systemdict begin systemdict /XNeWS? known not { systemdict /XNeWS? false put } if /overlay-dev (/dev/cgfour0_ovl) def /enable-dev (/dev/cgfour0_ove) def /color-dev (/dev/cgfour0) def mark systemdict /fb_overlay known not { /fb_overlay null def /fb_enable null def /fb_color null def /mono? framebuffer /Color get not def systemdict /no_funny_stuff known XNeWS? or % disabled, because of pre-fsc X11/NeWS... { true } { { /fb_overlay overlay-dev createdevice store %fb_overlay /Retained true put /fb_enable enable-dev createdevice store XNeWS? { % this-is-currently-disabled % delete this line to re-enable, but it don't work % Attempt to work around bug with X11/NeWS pre-fcs: % The color map of the enable plane is bogus. % 1 setgray results in black instead of white. % All other setgrays < 1 come out the right color. /fb_enable fb_enable { fb_overlay begin Visual Colormap end } pop newcanvas store framebuffer setcanvas clippath fb_enable reshapecanvas fb_enable /Transparent false put fb_enable /Mapped true put } if fb_enable /Retained true put % is there any damage? % if so, have event mgr clean it up instead of retaining? /fb_color color-dev createdevice store % createdevice bug: ignores file name (MacNeWS) fb_enable /Color get not fb_color /Color get and { gsave fb_enable setcanvas mono? 0 1 ifelse fillcanvas grestore } { /fb_overlay null store /fb_enable null store /fb_color null store that-aint-no-overlay-plane! } ifelse } errored } ifelse /cg4? exch not def cg4? not { systemdict /fb_overlay undef systemdict /fb_enable undef systemdict /fb_color undef } if } if cleartomark /OverlayWindow DefaultWindow dictbegin /EnableCanvas null def /EnableOverlay null def /OverlayCanvas null def /ColorCanvas null def /TrackCanvas null def /OtherCanvas null def /HiliteCanvas null def /SpriteCanvas null def /SpriteMaskCanvas null def /BubbleRadius 32 def /LastX 0 def /LastY 0 def /LastW 0 def /LastH 0 def /InitialOverlayGray 0 def /InitialEnableGray 1 def dictend classbegin cg4? { % cg4 /ShapeClientCanvas { /ShapeClientCanvas super send gsave ClientCanvas setcanvas /nouse /nouse_m ClientCanvas setstandardcursor clippath OverlayCanvas reshapecanvas clippath EnableCanvas reshapecanvas EnableCanvas setcanvas InitialEnableGray fillcanvas OverlayCanvas setcanvas InitialOverlayGray fillcanvas ClientCanvas setcanvas ClientWidth 2 div ClientHeight 2 div SpriteShape SpriteMaskCanvas reshapecanvas grestore DrawSpriteMask } def /UpdateSprite { % x y => - gsave SpriteMaskCanvas setcanvas XNeWS? not { SpriteHotY dup add sub } if % ARGH! movecanvas SpriteMaskCanvas /Mapped true put grestore } def /HideSprite { SpriteCanvas /Mapped false put SpriteMaskCanvas /Mapped false put } def /SpriteShape { % x y => - translate SpriteHotX neg SpriteHotY neg translate 0 0 BubbleRadius 0 360 arc closepath } def /SpriteHotX { BubbleRadius } def /SpriteHotY { BubbleRadius } def /DrawSprite { gsave SpriteCanvas setcanvas clippath gsave 0 setgray fill grestore BubbleRadius dup dup 3 sub 0 360 arc 1 setgray eofill % 0 BubbleRadius moveto % BubbleRadius dup add 0 rlineto % BubbleRadius 0 moveto % 0 BubbleRadius dup add rlineto % 0 setlinewidth % 0 setgray stroke grestore } def /DrawSpriteMask { gsave SpriteMaskCanvas setcanvas .5 fillcanvas 4 { 0 0 moveto 0 BubbleRadius lineto 90 rotate } repeat 0 setlinewidth 1 setgray stroke grestore } def /move { /move super send gsave framebuffer setcanvas TrackCanvas getcanvaslocation OtherCanvas setcanvas 2 copy movecanvas EnableCanvas setcanvas movecanvas grestore } def /map { /map super send Iconic? not { OtherCanvas /Mapped true put EnableCanvas /Mapped true put } if } def /unmap { /unmap super send Iconic? not { ColorCanvas /Mapped false put EnableCanvas /Mapped false put } if } def /totop { /totop super send EnableCanvas canvastotop ColorCanvas canvastotop } def /tobottom { /tobottom super send EnableCanvas canvastobottom ColorCanvas canvastobottom } def /PaintFocus { /PaintFocus super send gsave EnableCanvas setcanvas KeyFocus? KeyFocusFill 1 ifelse fillcanvas grestore } def /destroy { framebuffer setcanvas pause OverlayCanvas /Retained false put OverlayCanvas /Mapped false put EnableCanvas /Retained false put EnableCanvas /Mapped false put pause ColorCanvas /Retained false put pause ColorCanvas /Mapped false put pause FrameCanvas /Retained false put pause FrameCanvas /Mapped false put pause SpriteCanvas /Retained false put SpriteCanvas /Mapped false put SpriteMaskCanvas /Retained false put SpriteMaskCanvas /Mapped false put pause /destroy super send } def /FullColor { gsave EnableCanvas setcanvas 1 fillcanvas grestore DrawSpriteMask } def /FullOverlay { gsave EnableCanvas setcanvas 0 fillcanvas grestore } def /BlackOverlay { gsave OverlayCanvas setcanvas 0 fillcanvas grestore } def /WhiteOverlay { gsave OverlayCanvas setcanvas 1 fillcanvas grestore } def /TrackSprite { % event => - gsave begin ClientCanvas setcanvas XLocation YLocation end UpdateSprite grestore } def /DarkColor { gsave OverlayCanvas setcanvas 0 fillcanvas EnableCanvas setcanvas .5 fillcanvas grestore DrawSpriteMask } def mono? { % cg4 and mono /KeyFocusFill .85 def /CreateClientCanvas { /CreateClientCanvas super send /TrackCanvas ClientCanvas def /OverlayCanvas ClientCanvas def /ColorCanvas fb_color newcanvas def /OtherCanvas ColorCanvas def ColorCanvas /Mapped true put ColorCanvas /Transparent false put ColorCanvas /Retained true put /EnableCanvas fb_enable newcanvas def /EnableOverlay EnableCanvas createoverlay def EnableCanvas /Mapped true put EnableCanvas /Transparent false put EnableCanvas /Retained true put /ClientCanvas ColorCanvas def /SpriteCanvas OverlayCanvas newcanvas def SpriteCanvas /Transparent false put SpriteCanvas /Retained true put /SpriteMaskCanvas EnableCanvas newcanvas def SpriteMaskCanvas /Transparent false put SpriteMaskCanvas /Retained true put % ARRGH! I'm getting damage on the retained opeque FrameCanvas % when mapping transparent children of the transparent ClientCanvas! XNeWS? { OverlayCanvas /Transparent false put OverlayCanvas /Retained true put } if } def /KindaColor { gsave EnableCanvas setcanvas .5 fillcanvas grestore } def /HiliteCan { % gray can => - dup null eq { pop pop } { gsave setcanvas clippath setgray fill grestore } ifelse } def /ShimmerCan { % gray can => - gsave setcanvas clippath setgray fill grestore } def /LoliteCan { % can => - 0 exch HiliteCan } def } { % else cg4 and not mono /KeyFocusFill 1 def /CreateClientCanvas { % Monochrome cg4 /CreateClientCanvas super send /TrackCanvas ClientCanvas def /ColorCanvas ClientCanvas def /OverlayCanvas fb_overlay newcanvas def /OtherCanvas OverlayCanvas def OverlayCanvas /Mapped true put OverlayCanvas /Transparent false put OverlayCanvas /Retained true put FrameCanvas /Retained true put /EnableCanvas fb_enable newcanvas def /EnableOverlay EnableCanvas createoverlay def EnableCanvas /Mapped true put EnableCanvas /Transparent false put EnableCanvas /Retained true put /ClientCanvas ColorCanvas def /SpriteCanvas OverlayCanvas newcanvas def SpriteCanvas /Transparent false put SpriteCanvas /Retained true put /SpriteMaskCanvas EnableCanvas newcanvas def SpriteMaskCanvas /Transparent false put SpriteMaskCanvas /Retained true put /HiliteCanvas OverlayCanvas newcanvas store HiliteCanvas /Transparent true put HiliteCanvas /Mapped true put % ARRGH! I'm getting damage on the retained opeque FrameCanvas % when mapping transparent children of the transparent ClientCanvas! XNeWS? { ColorCanvas /Transparent false put ColorCanvas /Retained true put } if } def /KindaColor { FullColor } def /HiliteCan { % gray can => - gsave setcanvas clippath HiliteCanvas reshapecanvas HiliteCanvas setcanvas clippath setgray fill grestore } def /LoliteCan { 0 exch HiliteCan } def /ShimmerCan { % gray can => - gsave setcanvas clippath HiliteCanvas reshapecanvas HiliteCanvas setcanvas clippath setgray fill grestore } def } ifelse } { % else not cg4 /KeyFocusFill .85 def /CreateClientCanvas { % Monochrome cg4 /CreateClientCanvas super send /TrackCanvas ClientCanvas def /OverlayCanvas ClientCanvas def /ColorCanvas ClientCanvas def /EnableCanvas ClientCanvas def /EnableOverlay EnableCanvas createoverlay def /OtherCanvas ClientCanvas def FrameCanvas /Retained true put % Fucks up damage distribution in X11/NeWS! % If the FrameCanvas is retained, and the ClientCanvas is transparent, % then creating transparent children of the ClientCanvas causes damage % to happen on the FrameCanvas! % So we have to make the ClientCanvas retained too (because if we make % just the ClientCanvas but not the FrameCanvas retained, damage on the % frame causes repainting of the ClientCanvas! Argh! XNeWS? { %ClientCanvas /Transparent false put %ClientCanvas /Retained true put %FrameCanvas /Retained false put } if } def /destroy { framebuffer setcanvas ClientCanvas /Retained false put ClientCanvas /Mapped false put FrameCanvas /Retained false put FrameCanvas /Mapped false put /destroy super send } def /FullColor { } def /FullOverlay { } def /FullColorCursor { % can event => - pop pop } def /TrackSprite { pop } def /HideSprite { } def /BlackOverlay { } def /WhiteOverlay { } def /DarkColor { } def /KindaColor { } def /HiliteCan { % gray can => - dup null eq { pop pop } { gsave setcanvas pop 5 setrasteropcode clippath fill grestore } ifelse } def /LoliteCan { % can => - 0 exch HiliteCan } def /ShimmerCan { % gray can => - 2 copy HiliteCan HiliteCan } def } ifelse % cg4 classend def end % systemdict