Pipette and "On Preview Widgets" branch. See issue 227

The pipette part is already working quite nice but need to be finished. The widgets part needs more work...
2014-01-21 23:37:36 +01:00
commit 8b2eac9a3d
1631 changed files with 379231 additions and 0 deletions
--- a/rtgui/mydiagonalcurve.h
+++ b/rtgui/mydiagonalcurve.h
@@ -0,0 +1,84 @@
+/*
+ *  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 _MYDIAGONALCURVE_
+#define _MYDIAGONALCURVE_
+
+#include <gtkmm.h>
+#include <vector>
+#include "curvelistener.h"
+#include "cursormanager.h"
+#include "mycurve.h"
+#include "../rtengine/LUT.h"
+
+
+// For compatibility and simplicity reason, order shouldn't change, and must be identical to the order specified in the curveType widget
+enum DiagonalCurveType {
+	DCT_Empty = -1,		// Also used for identity curves
+	DCT_Linear,			// 0
+	DCT_Spline,			// 1
+	DCT_Parametric,		// 2
+	DCT_NURBS,			// 3
+	// Insert new curve type above this line
+	DCT_Unchanged		// Must remain the last of the enum
+};
+
+class DiagonalCurveDescr {
+
+	public:
+		DiagonalCurveType 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 MyDiagonalCurve : public MyCurve {
+
+	protected:
+		DiagonalCurveDescr curve;
+		int grab_point;		// the point that the user is moving
+		int closest_point;	// the point that is the closest from the cursor
+		int lit_point;		// the point that is lit when the cursor is near it
+		double clampedX;	// clamped grabbed point X coordinates in the [0;1] range
+		double clampedY;	// clamped grabbed point Y coordinates in the [0;1] range
+		double deltaX;		// signed X distance of the cursor between two consecutive MOTION_NOTIFY
+		double deltaY;		// signed Y distance of the cursor between two consecutive MOTION_NOTIFY
+		double distanceX;	// X distance from the cursor to the closest point
+		double distanceY;	// Y distance from the cursor to the closest point
+		double ugpX;		// unclamped grabbed point X coordinate in the graph
+		double ugpY;		// unclamped grabbed point Y coordinate in the graph
+		int activeParam;
+		unsigned int* bghist;	// histogram values
+		bool bghistvalid;
+		void draw (int handle);
+		void interpolate ();
+		void getCursorPosition(GdkEvent* event);
+		void findClosestPoint();
+		std::vector<double> get_vector (int veclen);
+
+	public:
+		MyDiagonalCurve ();
+		~MyDiagonalCurve ();
+		std::vector<double> getPoints ();
+		void setPoints (const std::vector<double>& p);
+		void setType (DiagonalCurveType t);
+		bool handleEvents (GdkEvent* event);
+		void setActiveParam (int ac);
+		void reset (double identityValue=0.5);
+		void updateBackgroundHistogram (LUTu & hist);
+};
+
+#endif