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/* Copyright (C) 2004 MySQL AB
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
/**
* @file myx_gc_primitives.h
* @brief Implementation of the primitive layer and its associated classes and structures.
*
*/
#ifndef __GC_PRIMITIVES_H__
#define __GC_PRIMITIVES_H__
#include "myx_gc_base.h"
#include "myx_gc_layer.h"
/*
#include <hash_set>
using namespace stdext;
*/
//----------------- Primitive layer and associated structures ----------------------------------------------------------
class CPrimitiveLayer;
/**
* Abstract ancestor class for all primitives.
*/
class GENERIC_CANVAS_API CPrimitive
{
friend class CPrimitiveLayer;
private:
CPrimitiveLayer* FLayer; // The owner of the primitive.
protected:
GLuint FListId;
TBoundingBox FBounds;
GLfloat FColor[4];
bool FFilled;
virtual GLuint renderList(void);
virtual void render(void) = 0;
public:
CPrimitive(const TBoundingBox& bounds, GLfloat* color, bool filled);
virtual ~CPrimitive(void);
virtual void __cdecl release(void) { delete this; };
virtual void __cdecl setEndPoint(const TVertex& end);
};
typedef vector<CPrimitive*> CPrimitives;
class GENERIC_CANVAS_API CLine: public CPrimitive
{
private:
float FWidth;
GLushort FStipple;
protected:
virtual void render(void);
public:
CLine(const TVertex& begin, const TVertex& end, GLfloat* color, GLfloat width, GLushort stipple);
};
class GENERIC_CANVAS_API CPolyLine: public CPrimitive
{
protected:
float FWidth;
vector<TVertex> FPoints;
virtual void render(void);
public:
CPolyLine(GLfloat* color, GLfloat width);
void addPoint(const TVertex &point);
};
class GENERIC_CANVAS_API CRectangle: public CPrimitive
{
protected:
virtual void render(void);
public:
CRectangle(const TBoundingBox& bounds, GLfloat* color, bool filled);
};
class GENERIC_CANVAS_API CCircle: public CPrimitive
{
private:
TVertex FCenter;
float FOuterRadius;
float FInnerRadius;
protected:
virtual void render(void);
public:
CCircle(const TVertex& center, float outerRadius, float innerRadius, GLfloat* color, bool filled);
virtual void __cdecl setCenter(const TVertex& center);
virtual void __cdecl setInnerRadius(float radius);
virtual void __cdecl setOuterRadius(float radius);
};
class GENERIC_CANVAS_API CTextLine: public CPrimitive
{
private:
wstring FText;
string FFont;
protected:
virtual void render(void);
public:
CTextLine(const TVertex& start, const wstring &text, GLfloat* color, const string &fontId);
};
//----------------------------------------------------------------------------------------------------------------------
/**
* The primitive layer is a special layer variant that renders simple graphical elements like lines and circles.
* This way it is not necessary to build a full figure. Once a primitive has been created it cannot be modified
* anymore. For changable graphic elements use figures.
*/
class GENERIC_CANVAS_API CPrimitiveLayer: public CLayer
{
private:
CPrimitives FPrimitives; // The primitives to render.
vector<GLuint> FLists;
protected:
virtual void renderLayerContent(TBoundingBox bounds);
public:
CPrimitiveLayer(CGenericCanvas* canvas);
virtual ~CPrimitiveLayer(void);
void addPrimitive(CPrimitive* primitive);
virtual void __cdecl clear(void);
void removePrimitive(CPrimitive* primitive);
void updatePrimitive(CPrimitive* primitive);
};
//----------------------------------------------------------------------------------------------------------------------
#endif // __GC_PRIMITIVES_H__
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