Files
create/src/Gui/GLPainter.h
2023-08-23 19:51:44 +02:00

147 lines
4.3 KiB
C++

/***************************************************************************
* Copyright (c) 2013 Werner Mayer <wmayer[at]users.sourceforge.net> *
* *
* This file is part of the FreeCAD CAx development system. *
* *
* This library is free software; you can redistribute it and/or *
* modify it under the terms of the GNU Library General Public *
* License as published by the Free Software Foundation; either *
* version 2 of the License, or (at your option) any later version. *
* *
* This library 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 Library General Public License for more details. *
* *
* You should have received a copy of the GNU Library General Public *
* License along with this library; see the file COPYING.LIB. If not, *
* write to the Free Software Foundation, Inc., 59 Temple Place, *
* Suite 330, Boston, MA 02111-1307, USA *
* *
***************************************************************************/
#ifndef GUI_GLPAINTER_H
#define GUI_GLPAINTER_H
#ifdef FC_OS_WIN32
#ifndef NOMINMAX
#define NOMINMAX
#endif
#include <windows.h>
#endif
#ifdef FC_OS_MACOSX
#include <OpenGL/gl.h>
#else
#include <GL/gl.h>
#endif
#include <Base/BaseClass.h>
#include <FCGlobal.h>
#include <QtOpenGL.h>
#include <QPoint>
class QPaintDevice;
namespace Gui {
class View3DInventorViewer;
class GuiExport GLPainter
{
public:
GLPainter();
virtual ~GLPainter();
bool begin(QPaintDevice * device);
bool end();
bool isActive() const;
/** @name Setter methods */
//@{
void setLineWidth(float);
void setPointSize(float);
void setColor(float, float, float, float=0);
void setLogicOp(GLenum);
void resetLogicOp();
void setDrawBuffer(GLenum);
void setLineStipple(GLint factor, GLushort pattern);
void resetLineStipple();
//@}
/** @name Draw routines */
//@{
void drawRect (int x, int y, int w, int h);
void drawLine (int x1, int y1, int x2, int y2);
void drawPoint(int x, int y);
//@}
private:
QtGLWidget* viewer{nullptr};
GLfloat depthrange[2];
GLdouble projectionmatrix[16];
GLint width{0}, height{0};
bool logicOp{false};
bool lineStipple{false};
};
class GuiExport GLGraphicsItem : public Base::BaseClass
{
TYPESYSTEM_HEADER_WITH_OVERRIDE();
public:
GLGraphicsItem() = default;
~GLGraphicsItem() override = default;
virtual void paintGL() = 0;
};
class GuiExport Rubberband : public Gui::GLGraphicsItem
{
View3DInventorViewer* viewer;
int x_old, y_old, x_new, y_new;
float rgb_r, rgb_g, rgb_b, rgb_a;
bool working, stipple;
public:
explicit Rubberband(View3DInventorViewer* v);
Rubberband();
~Rubberband() override;
void setWorking(bool on);
void setLineStipple(bool on);
bool isWorking();
void setViewer(View3DInventorViewer* v);
void setCoords(int x1, int y1, int x2, int y2);
void setColor(float r, float g, float b, float a);
void paintGL() override;
};
class GuiExport Polyline : public Gui::GLGraphicsItem
{
View3DInventorViewer* viewer;
std::vector<QPoint> _cNodeVector;
int x_new, y_new;
float rgb_r, rgb_g, rgb_b, rgb_a, line;
bool working, closed, stippled;
GLPainter p;
public:
explicit Polyline(View3DInventorViewer* v);
Polyline();
~Polyline() override;
void setWorking(bool on);
bool isWorking() const;
void setViewer(View3DInventorViewer* v);
void setCoords(int x, int y);
void setColor(int r, int g, int b, int a=0);
void setLineWidth(float l);
void setClosed(bool c);
void setCloseStippled(bool c);
void addNode(const QPoint& p);
void popNode();
void clear();
void paintGL() override;
};
} // namespace Gui
#endif // GUI_GLPAINTER_H