Jason Felds
72 lines
2.9 KiB
Lua
72 lines
2.9 KiB
Lua
-- This file returns an ActorFrame that holds a few objects.
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-- Since I like to collapse similar code, here is a simple example:
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local lineWidth = SCREEN_WIDTH*0.9;
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-- previously, I had this set to SCREEN_WIDTH*0.8 in each of the
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-- Def.Quad blocks below. Now I just use lineWidth and I get two advantages:
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-- 1) I can change it and it takes effect in multiple places.
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-- 2) I get a human readable name out of it.
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-- It makes your code easier to read and work with.
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local lineTime = 0.625;
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-- same with this code.
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return Def.ActorFrame {
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Def.ActorFrame{
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Name="Flourishes";
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-- it has to be 0.05 since 0.9 uses up space on both sides.
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InitCommand=cmd(x,SCREEN_LEFT+(SCREEN_WIDTH*0.05);y,SCREEN_CENTER_Y;);
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Def.Quad{
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Name="Red";
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InitCommand=cmd(horizalign,left;zoomto,0,4;diffuse,color("#DA8989");diffuserightedge,color("#FFBBBB"));
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OnCommand=cmd(sleep,0.1;linear,lineTime;zoomx,lineWidth);
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};
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Def.Quad{
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Name="Yellow";
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InitCommand=cmd(y,4;horizalign,left;zoomto,0,4;diffuse,color("#DAD989");diffuserightedge,color("#FFFCBB"));
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OnCommand=cmd(sleep,0.05;linear,lineTime;zoomx,lineWidth);
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};
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Def.Quad{
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Name="Blue";
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InitCommand=cmd(y,8;horizalign,left;zoomto,0,4;diffuse,color("#89C6DA");diffuserightedge,color("#BBEEFF"));
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OnCommand=cmd(linear,lineTime;zoomx,lineWidth);
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};
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};
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-- LoadActor() is used to automatically load objects.
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-- You'll be using it a lot.
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-- THEME:GetPathG() gets a file from the Graphics folder.
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-- What graphic depends on the arguments.
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-- There must always be two, and there usually is a space between the
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-- first and second, unless you perform a trick like this:
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LoadActor( THEME:GetPathG("","_common/_logo") ) .. {
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-- the InitCommand puts the logo 44 pixels above vertical center
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-- and moves it 60 pixels to the left of horizontal center.
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-- diffusealpha,0 makes the object invisible,
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-- which is handy for transitions...
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InitCommand=cmd(x,SCREEN_CENTER_X*0.8125;y,SCREEN_CENTER_Y-44;diffusealpha,0;);
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-- ...as we see in the OnCommand. linear means to perform the next
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-- commands over a span of time (in seconds).
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-- diffusealpha,1 makes the logo fade in when applied here.
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OnCommand=cmd(linear,0.5;diffusealpha,1;);
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};
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-- Creative Commons logo, using a local file in the same directory:
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LoadActor( "creativecommons" )..{
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InitCommand=cmd(x,SCREEN_LEFT+64;y,SCREEN_BOTTOM-48;Real);
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OnCommand=cmd(addy,32;cropbottom,1;fadebottom,1;decelerate,0.8;cropbottom,0;fadebottom,0;addy,-32);
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};
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-- Making a cheap reflection effect for the sake of showing off the fov and
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-- vanishpoint commands on ActorFrames.
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Def.ActorFrame{
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InitCommand=cmd(fov,45;vanishpoint,SCREEN_LEFT+64,SCREEN_BOTTOM-24;);
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LoadActor( "creativecommons" )..{
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InitCommand=cmd(x,SCREEN_LEFT+64;y,SCREEN_BOTTOM-24;valign,0;zoomy,-0.6;rotationx,-60;diffusealpha,0.6;Real;);
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OnCommand=cmd(croptop,1;fadetop,0;decelerate,0.8;croptop,0;fadetop,1;);
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};
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};
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}; |