mirror of https://github.com/axmolengine/axmol.git
149 lines
4.7 KiB
C++
149 lines
4.7 KiB
C++
/****************************************************************************
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Copyright (c) 2010-2012 cocos2d-x.org
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Copyright (c) 2011 ForzeField Studios S.L.
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http://www.cocos2d-x.org
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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****************************************************************************/
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#ifndef __CCMOTION_STREAK_H__
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#define __CCMOTION_STREAK_H__
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#include "CCProtocols.h"
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#include "CCTexture2D.h"
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#include "ccTypes.h"
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#include "CCNode.h"
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#ifdef EMSCRIPTEN
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#include "CCGLBufferedNode.h"
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#endif // EMSCRIPTEN
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NS_CC_BEGIN
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/**
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* @addtogroup misc_nodes
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* @{
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*/
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/** MotionStreak.
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Creates a trailing path.
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*/
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class CC_DLL MotionStreak : public NodeRGBA, public TextureProtocol
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#ifdef EMSCRIPTEN
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, public GLBufferedNode
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#endif // EMSCRIPTEN
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{
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public:
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/** creates and initializes a motion streak with fade in seconds, minimum segments, stroke's width, color, texture filename */
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static MotionStreak* create(float fade, float minSeg, float stroke, const Color3B& color, const char* path);
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/** creates and initializes a motion streak with fade in seconds, minimum segments, stroke's width, color, texture */
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static MotionStreak* create(float fade, float minSeg, float stroke, const Color3B& color, Texture2D* texture);
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/**
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* @js ctor
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*/
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MotionStreak();
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/**
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* @js NA
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* @lua NA
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*/
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virtual ~MotionStreak();
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/** initializes a motion streak with fade in seconds, minimum segments, stroke's width, color and texture filename */
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bool initWithFade(float fade, float minSeg, float stroke, const Color3B& color, const char* path);
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/** initializes a motion streak with fade in seconds, minimum segments, stroke's width, color and texture */
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bool initWithFade(float fade, float minSeg, float stroke, const Color3B& color, Texture2D* texture);
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/** color used for the tint */
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void tintWithColor(const Color3B& colors);
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/** Remove all living segments of the ribbon */
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void reset();
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/** When fast mode is enabled, new points are added faster but with lower precision */
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inline bool isFastMode() const { return _fastMode; }
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inline void setFastMode(bool bFastMode) { _fastMode = bFastMode; }
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inline bool isStartingPositionInitialized() const { return _startingPositionInitialized; }
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inline void setStartingPositionInitialized(bool bStartingPositionInitialized)
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{
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_startingPositionInitialized = bStartingPositionInitialized;
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}
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// Overrides
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virtual void setPosition(const Point& position) override;
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/**
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* @js NA
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* @lua NA
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*/
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virtual void draw() override;
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/**
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* @js NA
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* @lua NA
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*/
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virtual void update(float delta) override;
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virtual Texture2D* getTexture() const override;
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virtual void setTexture(Texture2D *texture) override;
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/**
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* @js NA
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* @lua NA
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*/
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virtual void setBlendFunc(const BlendFunc &blendFunc) override;
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/**
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* @js NA
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* @lua NA
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*/
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virtual const BlendFunc& getBlendFunc() const override;
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virtual GLubyte getOpacity() const override;
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virtual void setOpacity(GLubyte opacity) override;
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virtual void setOpacityModifyRGB(bool value) override;
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virtual bool isOpacityModifyRGB() const override;
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protected:
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bool _fastMode;
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bool _startingPositionInitialized;
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private:
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/** texture used for the motion streak */
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Texture2D* _texture;
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BlendFunc _blendFunc;
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Point _positionR;
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float _stroke;
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float _fadeDelta;
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float _minSeg;
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unsigned int _maxPoints;
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unsigned int _nuPoints;
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unsigned int _previousNuPoints;
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/** Pointers */
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Point* _pointVertexes;
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float* _pointState;
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// Opengl
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Vertex2F* _vertices;
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GLubyte* _colorPointer;
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Tex2F* _texCoords;
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};
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// end of misc_nodes group
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/// @}
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NS_CC_END
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#endif //__CCMOTION_STREAK_H__
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