forked from mia/Aegisub
89 lines
2.6 KiB
C++
89 lines
2.6 KiB
C++
// Copyright (c) 2007, Rodrigo Braz Monteiro
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are met:
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//
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// * Redistributions of source code must retain the above copyright notice,
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// this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above copyright notice,
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// this list of conditions and the following disclaimer in the documentation
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// and/or other materials provided with the distribution.
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// * Neither the name of the Aegisub Group nor the names of its contributors
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// may be used to endorse or promote products derived from this software
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// without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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// POSSIBILITY OF SUCH DAMAGE.
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//
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// -----------------------------------------------------------------------------
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//
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// AEGISUB
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//
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// Website: http://aegisub.cellosoft.com
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// Contact: mailto:zeratul@cellosoft.com
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//
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#pragma once
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///////////
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// Headers
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#include <wx/wxprec.h>
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#include <list>
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#include <vector>
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#include "vector2d.h"
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///////////////
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// Curve types
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enum CurveType {
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CURVE_INVALID,
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CURVE_POINT,
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CURVE_LINE,
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CURVE_BICUBIC
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};
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////////////////
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// Spline curve
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class SplineCurve {
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public:
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Vector2D p1,p2,p3,p4;
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CurveType type;
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SplineCurve();
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void Split(SplineCurve &c1,SplineCurve &c2,float t=0.5);
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};
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/////////////////////////
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// Spline managing class
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class Spline {
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public:
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std::list<SplineCurve> curves;
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Spline();
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wxString EncodeToASS();
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void DecodeFromASS(wxString str);
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void AppendCurve(SplineCurve &curve);
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void MovePoint(int curveIndex,int point,wxPoint pos);
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void GetPointList(std::vector<Vector2D> &points);
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void GetClosestParametricPoint(Vector2D reference,int &curve,float &t);
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Vector2D GetClosestPoint(Vector2D reference);
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Vector2D GetClosestControlPoint(Vector2D reference);
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};
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