103 lines
4.2 KiB
C++
103 lines
4.2 KiB
C++
/*
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* This file is part of RawTherapee.
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*
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* Copyright (c) 2004-2010 Gabor Horvath <hgabor@rawtherapee.com>
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*
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* RawTherapee is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* RawTherapee is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with RawTherapee. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef _MYDIAGONALCURVE_
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#define _MYDIAGONALCURVE_
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#include <gtkmm.h>
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#include <vector>
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#include "curvelistener.h"
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#include "cursormanager.h"
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#include "mycurve.h"
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#include "../rtengine/LUT.h"
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// For compatibility and simplicity reason, order shouldn't change, and must be identical to the order specified in the curveType widget
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enum DiagonalCurveType {
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DCT_Empty = -1, // Also used for identity curves
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DCT_Linear, // 0
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DCT_Spline, // 1
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DCT_Parametric, // 2
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DCT_NURBS, // 3
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// Insert new curve type above this line
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DCT_Unchanged // Must remain the last of the enum
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};
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class DiagonalCurveDescr
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{
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public:
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DiagonalCurveType type;
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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.
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};
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class MyDiagonalCurve : public MyCurve
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{
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protected:
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DiagonalCurveDescr curve;
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int grab_point; // the point that the user is moving by mouse
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int closest_point; // the point that is the closest from the cursor
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int lit_point; // the point that is lit when the cursor is near it
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double clampedX; // clamped grabbed point X coordinates in the [0;1] range
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double clampedY; // clamped grabbed point Y coordinates in the [0;1] range
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double deltaX; // signed X distance of the cursor between two consecutive MOTION_NOTIFY
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double deltaY; // signed Y distance of the cursor between two consecutive MOTION_NOTIFY
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double distanceX; // X distance from the cursor to the closest point
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double distanceY; // Y distance from the cursor to the closest point
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double ugpX; // unclamped grabbed point X coordinate in the graph
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double ugpY; // unclamped grabbed point Y coordinate in the graph
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int activeParam;
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unsigned int* bghist; // histogram values
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bool bghistvalid;
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void draw (int handle);
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void interpolate ();
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void findClosestPoint();
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CursorShape motionNotify(CursorShape type, double minDistanceX, double minDistanceY, int num);
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std::vector<double> get_vector (int veclen);
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void get_LUT (LUTf &lut);
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// Get the cursor position and unclamped position from the curve given an X value ; BEWARE: can be time consuming, use with care
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void getCursorPositionFromCurve(float x);
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void getCursorPositionFromCurve(int x);
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// Get the cursor position and unclamped value depending on cursor's position in the graph
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void getCursorPosition(Gdk::EventType evType, bool isHint, int evX, int evY, Gdk::ModifierType modifierKey);
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public:
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MyDiagonalCurve ();
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~MyDiagonalCurve ();
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std::vector<double> getPoints ();
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void setPoints (const std::vector<double>& p);
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void setType (DiagonalCurveType t);
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bool on_draw(const ::Cairo::RefPtr< Cairo::Context> &cr);
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bool handleEvents (GdkEvent* event);
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void setActiveParam (int ac);
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void reset (const std::vector<double> &resetCurve, double identityValue = 0.5);
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void updateBackgroundHistogram (LUTu & hist);
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void pipetteMouseOver (CurveEditor *ce, EditDataProvider *provider, int modifierKey);
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bool pipetteButton1Pressed(EditDataProvider *provider, int modifierKey);
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void pipetteButton1Released(EditDataProvider *provider);
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void pipetteDrag(EditDataProvider *provider, int modifierKey);
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virtual void setPos(double pos, int chanIdx);
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virtual void stopNumericalAdjustment();
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};
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#endif
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