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64 lines
2.6 KiB
64 lines
2.6 KiB
8 years ago
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/*
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XOWA: the XOWA Offline Wiki Application
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Copyright (C) 2012 gnosygnu@gmail.com
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU Affero General Public License as
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published by the Free Software Foundation, either version 3 of the
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License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Affero General Public License for more details.
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You should have received a copy of the GNU Affero General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package gplx.gfui; import gplx.*;
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import gplx.core.interfaces.*;
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public class GfuiAlign_ implements ParseAble {
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public static GfuiAlign as_(Object obj) {return obj instanceof GfuiAlign ? (GfuiAlign)obj : null;}
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public static GfuiAlign cast(Object obj) {try {return (GfuiAlign)obj;} catch(Exception exc) {throw Err_.new_type_mismatch_w_exc(exc, GfuiAlign.class, obj);}}
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public static final GfuiAlign
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Null = new_(0, "nil")
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, Lo = new_(1, "lo")
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, Mid = new_(2, "mid")
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, Hi = new_(3, "hi");
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public static final GfuiAlign
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Top = Lo
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, Bot = Hi
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, Left = Lo
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, Right = Hi;
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static GfuiAlign new_(int v, String s) {return new GfuiAlign(v, s);}
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public static final GfuiAlign_ Parser = new GfuiAlign_();
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public Object ParseAsObj(String raw) {return parse(raw);}
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public static GfuiAlign val_(int v) {
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if (v == Lo.Val()) return Lo;
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else if (v == Mid.Val()) return Mid;
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else if (v == Hi.Val()) return Hi;
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else return Null;
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}
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public static GfuiAlign parse(String raw) {
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if (String_.Eq(raw, "bot")) return Bot;
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else if (String_.Eq(raw, "mid")) return Mid;
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else if (String_.Eq(raw, "top")) return Top;
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return Null;
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}
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public static PointAdp CalcInsideOf(GfuiAlign h, GfuiAlign v, SizeAdp inner, SizeAdp outer, PointAdp adjust) {
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int x = CalcInsideOfAxis(h.Val(), inner.Width(), outer.Width());
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int y = CalcInsideOfAxis(v.Val(), inner.Height(), outer.Height());
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return PointAdp_.new_(x + adjust.X(), y + adjust.Y());
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}
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public static int CalcInsideOfAxis(int posEnm, int innerSize, int outerSize) {
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int rv = 0;
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if (posEnm == GfuiAlign_.Null.Val()) rv = Int_.Min_value;
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else if (posEnm == GfuiAlign_.Lo.Val()) rv = 0;
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else if (posEnm == GfuiAlign_.Mid.Val()) rv = (outerSize - innerSize) / 2;
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else if (posEnm == GfuiAlign_.Hi.Val()) rv = outerSize - innerSize;
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else throw Err_.new_unhandled(posEnm);
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if (rv < 0) rv = 0;
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return rv;
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}
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}
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