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% MetaUML, a MetaPost library for typesetting exquisite UML diagrams.
% Copyright (C) 2005 Ovidiu Gheorghies
%
% This program is free software; you can redistribute it and/or
% modify it under the terms of the GNU General Public License
% as published by the Free Software Foundation; either version 2
% of the License, or (at your option) any later version.
%
% This program is distributed in the hope that it will be useful,
% but WITHOUT ANY WARRANTY; without even the implied warranty of
% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
% GNU General Public License for more details.
%
% You should have received a copy of the GNU General Public License
% along with this program; if not, write to the Free Software
% Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
if known _metauml_usecase_mp:
expandafter endinput
fi;
_metauml_usecase_mp:=1;
input metauml_defaults;
input util_log;
vardef ActorInfo@#=
FontInfo.@#iFont(metauml_defaultFont, defaultscale);
@#iFont.ignoreNegativeBase := 1;
PictureInfo.@#iName (2, 2, 2, 2)(@#iFont);
PictureStackInfo.@#iNameStack (1pt, 1pt, 1pt, 1pt)(9)(@#iName);
@#iNameStack.iPict.ignoreNegativeBase := 1;
HumanInfo.@#iHuman(25, 35, .3, .35, .5, 1, 1);
enddef;
vardef ActorInfoCopy@#(text src)=
log "ActorInfoCopy: Copying actor info";
PictureStackInfoCopy.@#iNameStack (src.iNameStack);
HumanInfoCopy.@#iHuman(src.iHuman);
enddef;
ActorInfo.iActor;
vardef Actor@#(text contents)=
EActor.@#(iActor)(contents);
enddef;
vardef EActor@#(text _info)(text contents)=
ObjectEquations(@#);
@#className := "Actor";
ActorInfoCopy.@#info(_info);
numeric @#nLines; @#nLines := 0;
string @#lines[];
for l=contents:
@#lines[@#nLines] := l;
@#nLines := @#nLines + 1;
endfor;
EHuman.@#human(@#info.iHuman);
EPictureStack.@#nameStack(@#info.iNameStack)(scantokens listArray(@#lines)(@#nLines))("vcenterbase");
enddef;
vardef Actor_setDebugMode@#=
@#.nameStack.info.boxed := 1;
enddef;
vardef Actor_layout@#=
if @#layedout = 1:
log "Actor " & (str @#) & " has already been layed out";
else:
@#layedout := 1;
log "Actor layout: " & (str @#);
Human_layout.@#human;
PictureStack_layout.@#nameStack;
@#width = max(@#nameStack.width)(@#human.width);
@#height = @#nameStack.height + @#human.height;
@#n = @#human.n;
@#nameStack.n=@#human.s;
@#s = @#nameStack.s;
fi;
enddef;
vardef Actor_draw@#=
Actor_layout.@#;
objectEnsurePositioning.@#;
drawObjects(@#nameStack, @#human);
enddef;
vardef Actor_border@#=
objectBox(@#);
enddef;
vardef UsecaseInfo@#=
attributes(@#);
var(color) foreColor, borderColor;
FontInfo.@#iFont(metauml_defaultFont, defaultscale);
@#iFont.ignoreNegativeBase := 1;
PictureInfo.@#iName (2, 2, 2, 2)(@#iFont);
PictureStackInfo.@#iNameStack (0, 0, 0, 0)(9)(@#iName);
@#iNameStack.iPict.ignoreNegativeBase := 1;
Margins.@#(2,2,2,2);
@#hFatRatio := .1;
@#vFatRatio := .15;
ShadeInfo.@#iShade;
@#foreColor := .9white;
@#borderColor := black;
enddef;
vardef UsecaseInfoCopy@#(text src)=
log "UsecaseInfoCopy: Copying usecase info";
attributes(@#);
var(color) foreColor, borderColor;
PictureStackInfoCopy.@#iNameStack (src.iNameStack);
MarginsCopy.@#(src);
@#hFatRatio := src.hFatRatio;
@#vFatRatio := src.vFatRatio;
ShadeInfoCopy.@#iShade(src.iShade);
@#foreColor := src.foreColor;
@#borderColor := src.borderColor;
enddef;
UsecaseInfo.iUsecase;
vardef Usecase@#(text contents)=
EUsecase.@#(iUsecase)(contents);
enddef;
vardef EUsecase@#(text _info)(text contents)=
ObjectEquations(@#);
@#className := "Usecase";
UsecaseInfoCopy.@#info(_info);
attributes(@#);
var(numeric) nLines;
@#nLines := 0;
string @#lines[];
for l=contents:
@#lines[@#nLines] := l;
@#nLines := @#nLines + 1;
endfor;
enddef;
vardef Usecase_layout@#=
if @#layedout = 1:
log "Usecase " & (str @#) & " has already been layed out";
else:
@#layedout := 1;
EPictureStack.@#nameStack(@#info.iNameStack)(scantokens listArray(@#lines)(@#nLines))("vcenterbase");
PictureStack_layout.@#nameStack;
numeric @#vFat, @#hFat;
@#hFat = 0;
@#vFat = 10;
@#width = @#nameStack.width + @#info.left + @#info.right + 2 * @#hFat;
@#height = @#nameStack.height + @#info.top + @#info.bottom + 2 * @#vFat;
log "UC w,h";
log @#hFat;
log @#vFat;
log @#nameStack.width;
log @#nameStack.height;
log @#width;
log @#height;
@#c = @#nameStack.c;
fi;
enddef;
vardef Usecase_draw@#=
Usecase_layout@#;
pair @#urt, @#lrt, @#ulft, @#llft;
@#urt = @#nameStack.ne;
@#lrt = @#nameStack.se;
@#ulft = @#nameStack.nw;
@#llft = @#nameStack.sw;
objectEnsurePositioning.@#;
path @#border;
%@#border := @#w .. @#ulft .. @#n .. @#urt .. @#e .. @#lrt .. @#s .. @#llft .. cycle;
@#border := @#w .. @#n .. @#e .. @#s .. cycle;
drawObjectShade(@#);
fill Usecase_border.@# withcolor @#info.foreColor;
draw Usecase_border.@# withcolor @#info.borderColor;
drawObject(@#nameStack);
enddef;
vardef Usecase_border@#=
@#border
enddef;
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