Glenn Maynard
150 lines
3.6 KiB
Lua
150 lines
3.6 KiB
Lua
-- Convenience aliases:
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left = "HorizAlign_Left";
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center = "HorizAlign_Center";
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right = "HorizAlign_Right";
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top = "VertAlign_Top";
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middle = "VertAlign_Middle";
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bottom = "VertAlign_Bottom";
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function Actor:ease(t, fEase)
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-- Optimizations:
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-- fEase = -100 is equivalent to TweenType_Accelerate.
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if fEase == -100 then
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self:accelerate(t);
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return;
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end
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-- fEase = 0 is equivalent to TweenType_Linear.
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if fEase == 0 then
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self:linear(t);
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return;
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end
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-- fEase = +100 is equivalent to TweenType_Decelerate.
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if fEase == 100 then
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self:decelerate(t);
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return;
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end
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self:tween( t, "TweenType_Bezier",
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{
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0,
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scale(fEase, -100, 100, 0/3, 2/3),
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scale(fEase, -100, 100, 1/3, 3/3),
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1
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}
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);
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end
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local BounceBeginBezier =
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{
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0, 0,
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0.42, -0.42,
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2/3, 0.3,
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1, 1
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}
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function Actor:bouncebegin(t)
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self:tween( t, "TweenType_Bezier", BounceBeginBezier );
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end
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local BounceEndBezier =
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{
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0,0,
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1/3, 0.7,
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0.58, 1.42,
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1, 1
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}
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function Actor:bounceend(t)
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self:tween( t, "TweenType_Bezier", BounceEndBezier );
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end
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local SmoothBezier =
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{
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0, 0, 1, 1
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}
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function Actor:smooth(t)
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self:tween( t, "TweenType_Bezier", SmoothBezier );
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end
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-- Hide if b is true, but don't unhide if b is false.
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function Actor:hide_if(b)
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if b then
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self:hidden(1)
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end
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end
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function Actor:player(p)
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self:hide_if( not GAMESTATE:IsHumanPlayer(p) )
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end
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function ActorFrame:propagatecommand(...)
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self:propagate(1);
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self:playcommand(...);
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self:propagate(0);
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end
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-- Most backgrounds are 640x480. Some are 768x480. Stretch the 640x480 ones.
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function Actor:scale_or_crop_background()
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if self:GetWidth() == 640 and self:GetHeight() == 480 then
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self:stretchto( 0,0,SCREEN_WIDTH,SCREEN_HEIGHT );
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else
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self:scaletocover( 0,0,SCREEN_WIDTH,SCREEN_HEIGHT );
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end
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end
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Def = {}
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setmetatable( Def, {
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__index = function(self, Type)
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-- t is an actor definition table. name is the type
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-- given to Def. Fill in standard fields.
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return function(t)
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if not t.Type then
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t.Type = Type;
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end
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local info = debug.getinfo(2,"Sl");
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-- Source file of caller:
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local Source = info.source;
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t._Source = Source;
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if Source:sub( 1, 1 ) == "@" then
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local Path = Source:sub( 2 );
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-- Directory of caller, for relative paths:
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local pos = Path:find_last( '/' );
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t._Dir = string.sub( Path, 1, pos );
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end
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-- Line number of caller:
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t._Line = info.currentline;
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return t;
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end
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end
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});
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-- (c) 2006 Glenn Maynard
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-- All rights reserved.
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--
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-- Permission is hereby granted, free of charge, to any person obtaining a
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-- copy of this software and associated documentation files (the
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-- "Software"), to deal in the Software without restriction, including
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-- without limitation the rights to use, copy, modify, merge, publish,
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-- distribute, and/or sell copies of the Software, and to permit persons to
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-- whom the Software is furnished to do so, provided that the above
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-- copyright notice(s) and this permission notice appear in all copies of
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-- the Software and that both the above copyright notice(s) and this
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-- permission notice appear in supporting documentation.
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--
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-- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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-- OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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-- MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF
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-- THIRD PARTY RIGHTS. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR HOLDERS
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-- INCLUDED IN THIS NOTICE BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL INDIRECT
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-- OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS
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-- OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
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-- OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
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-- PERFORMANCE OF THIS SOFTWARE.
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