00001 /* 00002 ** ClanLib SDK 00003 ** Copyright (c) 1997-2011 The ClanLib Team 00004 ** 00005 ** This software is provided 'as-is', without any express or implied 00006 ** warranty. In no event will the authors be held liable for any damages 00007 ** arising from the use of this software. 00008 ** 00009 ** Permission is granted to anyone to use this software for any purpose, 00010 ** including commercial applications, and to alter it and redistribute it 00011 ** freely, subject to the following restrictions: 00012 ** 00013 ** 1. The origin of this software must not be misrepresented; you must not 00014 ** claim that you wrote the original software. If you use this software 00015 ** in a product, an acknowledgment in the product documentation would be 00016 ** appreciated but is not required. 00017 ** 2. Altered source versions must be plainly marked as such, and must not be 00018 ** misrepresented as being the original software. 00019 ** 3. This notice may not be removed or altered from any source distribution. 00020 ** 00021 ** Note: Some of the libraries ClanLib may link to may have additional 00022 ** requirements or restrictions. 00023 ** 00024 ** File Author(s): 00025 ** 00026 ** Harry Storbacka 00027 ** Magnus Norddahl 00028 */ 00029 00032 00033 #pragma once 00034 00035 #include "../api_core.h" 00036 #include "../System/sharedptr.h" 00037 #include <vector> 00038 00039 class CL_BezierCurve_Impl; 00040 class CL_Pointf; 00041 00045 class CL_API_CORE CL_BezierCurve 00046 { 00049 00050 public: 00052 CL_BezierCurve(); 00053 00054 virtual ~CL_BezierCurve(); 00055 00059 00060 public: 00062 std::vector<CL_Pointf> get_control_points() const; 00063 00067 00068 public: 00070 void add_control_point(float x, float y); 00071 00072 void add_control_point(const CL_Pointf &); 00073 00075 std::vector<CL_Pointf> generate_curve_points(const CL_Angle &split_angle); 00076 00078 CL_Pointf get_point_relative(float pos_0_to_1) const; 00079 00083 00084 private: 00085 CL_SharedPtr<CL_BezierCurve_Impl> impl; 00087 }; 00088