99 lines
3.1 KiB
C++
99 lines
3.1 KiB
C++
/*
|
|
* This file is part of RawTherapee.
|
|
*
|
|
* Copyright (c) 2004-2010 Gabor Horvath <hgabor@rawtherapee.com>
|
|
*
|
|
* RawTherapee 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 3 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* RawTherapee 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 RawTherapee. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
#ifndef _MYCURVE_
|
|
#define _MYCURVE_
|
|
|
|
#include <gtkmm.h>
|
|
#include <vector>
|
|
#include <curvelistener.h>
|
|
#include <cursormanager.h>
|
|
|
|
#define RADIUS 3 /* radius of the control points. Assuming that the center of the spot is in the center of the pixel, the real RADIUS will be this value +0.5 */
|
|
#define MIN_DISTANCE 8 /* min distance between control points */
|
|
#define GRAPH_SIZE 200 /* size of the curve editor graphic */
|
|
|
|
// For compatibility and simplicity reason, order shouldn't change, and must be identical to the order specified in the curveType widget
|
|
enum CurveType {
|
|
Empty = -1,
|
|
Linear, // 0
|
|
Spline, // 1
|
|
Parametric, // 2
|
|
NURBS, // 3
|
|
// Insert new curve type above this line
|
|
Unchanged // Must remain the last of the enum
|
|
};
|
|
|
|
class CurveDescr {
|
|
|
|
public:
|
|
CurveType type;
|
|
std::vector<double> x, y; // in case of parametric curves the curve parameters are stored in vector x. In other cases these vectors store the coordinates of the bullets.
|
|
};
|
|
|
|
class MyCurve;
|
|
struct MyCurveIdleHelper {
|
|
MyCurve* myCurve;
|
|
bool destroyed;
|
|
int pending;
|
|
};
|
|
|
|
class MyCurve : public Gtk::DrawingArea {
|
|
|
|
friend int mchistupdate (void* data);
|
|
|
|
protected:
|
|
CurveListener* listener;
|
|
CurveDescr curve;
|
|
CursorShape cursor_type;
|
|
Glib::RefPtr<Gdk::Pixmap> pixmap;
|
|
int height;
|
|
int grab_point;
|
|
int lit_point;
|
|
int last;
|
|
std::vector<Gdk::Point> point;
|
|
std::vector<Gdk::Point> upoint;
|
|
std::vector<Gdk::Point> lpoint;
|
|
int activeParam;
|
|
unsigned int bghist[256];
|
|
bool bghistvalid;
|
|
MyCurveIdleHelper* mcih;
|
|
int cursor_x, cursor_y;
|
|
double ugp_x, ugp_y; // unclamped grabbed point coordinates
|
|
|
|
void draw (int width, int height, int handle);
|
|
void interpolate (int width, int height);
|
|
std::vector<double> get_vector (int veclen);
|
|
|
|
public:
|
|
MyCurve ();
|
|
~MyCurve ();
|
|
|
|
void setCurveListener (CurveListener* cl) { listener = cl; }
|
|
std::vector<double> getPoints ();
|
|
void setPoints (const std::vector<double>& p);
|
|
void setType (CurveType t);
|
|
bool handleEvents (GdkEvent* event);
|
|
void notifyListener ();
|
|
void setActiveParam (int ac);
|
|
void updateBackgroundHistogram (unsigned int* hist);
|
|
void reset ();
|
|
};
|
|
|
|
#endif
|