371 lines
12 KiB
C++
371 lines
12 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 <https://www.gnu.org/licenses/>.
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*/
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#pragma once
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#include <vector>
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#include <gtkmm.h>
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#include <glibmm/ustring.h>
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#include <cairomm/cairomm.h>
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#include "delayed.h"
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#include "guiutils.h"
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#include "options.h"
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#include "pointermotionlistener.h"
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#include "../rtengine/array2D.h"
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#include "../rtengine/LUT.h"
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#include "../rtengine/noncopyable.h"
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class HistogramArea;
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struct HistogramAreaIdleHelper {
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HistogramArea* harea;
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bool destroyed;
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int pending;
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};
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class HistogramRGBArea;
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struct HistogramRGBAreaIdleHelper {
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HistogramRGBArea* harea;
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bool destroyed;
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int pending;
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};
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class HistogramScaling
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{
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public:
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double factor;
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HistogramScaling() : factor(10.0) {}
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double log (double vsize, double val);
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};
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class HistogramRGBArea : public Gtk::DrawingArea, public BackBuffer, protected HistogramScaling, public rtengine::NonCopyable
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{
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private:
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typedef const double (*TMatrix)[3];
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IdleRegister idle_register;
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protected:
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int val;
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int r;
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int g;
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int b;
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bool valid;
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bool needRed;
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bool needGreen;
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bool needBlue;
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bool needLuma;
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bool needChroma;
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bool showMode;
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bool barDisplayed;
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Gtk::Grid* parent;
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double padding = 5.0;
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HistogramRGBAreaIdleHelper* harih;
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/** Draw an indicator bar for the value. */
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virtual void drawBar(Cairo::RefPtr<Cairo::Context> cc, double value, double max_value, int winw, int winh, double scale) = 0;
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void getPreferredThickness(int& min_thickness, int& natural_length) const;
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void getPreferredLength(int& min_length, int& natural_length) const;
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void getPreferredThicknessForLength(int length, int& min_thickness, int& natural_length) const;
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void getPreferredLengthForThickness(int thickness, int& min_length, int& natural_length) const;
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public:
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HistogramRGBArea();
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~HistogramRGBArea() override;
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void updateBackBuffer (int r, int g, int b, const Glib::ustring &profile = "", const Glib::ustring &profileW = "");
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bool getShow ();
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void setShow(bool show);
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void setParent (Gtk::Grid* p)
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{
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parent = p;
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};
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void update (int val, int rh, int gh, int bh);
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void updateOptions (bool r, bool g, bool b, bool l, bool c, bool show);
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void on_realize() override;
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bool on_draw(const ::Cairo::RefPtr< Cairo::Context> &cr) override;
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bool on_button_press_event (GdkEventButton* event) override;
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void factorChanged (double newFactor);
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};
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class HistogramRGBAreaHori final : public HistogramRGBArea
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{
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private:
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void drawBar(Cairo::RefPtr<Cairo::Context> cc, double value, double max_value, int winw, int winh, double scale) override;
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Gtk::SizeRequestMode get_request_mode_vfunc () const override;
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void get_preferred_height_vfunc (int& minimum_height, int& natural_height) const override;
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void get_preferred_width_vfunc (int &minimum_width, int &natural_width) const override;
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void get_preferred_height_for_width_vfunc (int width, int &minimum_height, int &natural_height) const override;
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void get_preferred_width_for_height_vfunc (int h, int &minimum_width, int &natural_width) const override;
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};
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class HistogramRGBAreaVert final : public HistogramRGBArea
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{
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private:
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void drawBar(Cairo::RefPtr<Cairo::Context> cc, double value, double max_value, int winw, int winh, double scale) override;
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Gtk::SizeRequestMode get_request_mode_vfunc () const override;
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void get_preferred_height_vfunc (int& minimum_height, int& natural_height) const override;
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void get_preferred_width_vfunc (int &minimum_width, int &natural_width) const override;
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void get_preferred_height_for_width_vfunc (int width, int &minimum_height, int &natural_height) const override;
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void get_preferred_width_for_height_vfunc (int h, int &minimum_width, int &natural_width) const override;
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};
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class DrawModeListener
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{
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public:
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virtual ~DrawModeListener() = default;
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virtual void toggleButtonMode() = 0;
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};
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class HistogramArea final : public Gtk::DrawingArea, public BackBuffer, private HistogramScaling, public rtengine::NonCopyable
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{
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public:
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typedef sigc::signal<void, double> type_signal_factor_changed;
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typedef sigc::signal<void, float> SignalBrightnessChanged;
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static constexpr float MIN_BRIGHT = 0.1;
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static constexpr float MAX_BRIGHT = 3;
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private:
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IdleRegister idle_register;
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type_signal_factor_changed sigFactorChanged;
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protected:
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LUTu rhist, ghist, bhist, lhist, chist;
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LUTu rhistRaw, ghistRaw, bhistRaw, lhistRaw; //lhistRaw is unused?
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int vectorscope_scale;
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array2D<int> vect_hc, vect_hs;
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std::vector<unsigned char> vect_hc_buffer, vect_hs_buffer;
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bool vect_hc_buffer_dirty, vect_hs_buffer_dirty;
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int waveform_scale;
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array2D<int> rwave, gwave, bwave, lwave;
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std::vector<unsigned char> parade_buffer_r;
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std::vector<unsigned char> parade_buffer_g;
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std::vector<unsigned char> parade_buffer_b;
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bool parade_buffer_r_dirty, parade_buffer_g_dirty, parade_buffer_b_dirty;
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std::vector<unsigned char> wave_buffer;
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std::vector<unsigned char> wave_buffer_luma;
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bool wave_buffer_dirty, wave_buffer_luma_dirty;
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bool valid;
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int drawMode;
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DrawModeListener *myDrawModeListener;
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Options::ScopeType scopeType;
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int oldwidth, oldheight;
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/// Intensity of waveform and vectorscope trace.
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float trace_brightness;
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bool needRed, needGreen, needBlue, needLuma, needChroma;
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bool isPressed;
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double movingPosition;
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bool needPointer;
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double padding = 5.0;
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HistogramAreaIdleHelper* haih;
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int pointer_red, pointer_green, pointer_blue;
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float pointer_a, pointer_b;
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SignalBrightnessChanged signal_brightness_changed;
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public:
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explicit HistogramArea(DrawModeListener *fml = nullptr);
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~HistogramArea() override;
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void updateBackBuffer ();
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/// Update pointer values. Returns true if widget needs redrawing.
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bool updatePointer(int r, int g, int b, const Glib::ustring &profile = "", const Glib::ustring &profileW = "");
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void update(
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const LUTu& histRed,
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const LUTu& histGreen,
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const LUTu& histBlue,
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const LUTu& histLuma,
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const LUTu& histChroma,
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const LUTu& histRedRaw,
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const LUTu& histGreenRaw,
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const LUTu& histBlueRaw,
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int vectorscopeScale,
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const array2D<int>& vectorscopeHC,
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const array2D<int>& vectorscopeHS,
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int waveformScale,
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const array2D<int>& waveformRed,
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const array2D<int>& waveformGreen,
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const array2D<int>& waveformBlue,
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const array2D<int>& waveformLuma
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);
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void updateOptions (bool r, bool g, bool b, bool l, bool c, int mode, Options::ScopeType type, bool pointer);
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bool updatePending();
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void on_realize() override;
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bool on_draw(const ::Cairo::RefPtr< Cairo::Context> &cr) override;
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bool on_button_press_event (GdkEventButton* event) override;
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bool on_button_release_event (GdkEventButton* event) override;
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bool on_motion_notify_event (GdkEventMotion* event) override;
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float getBrightness(void);
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/** Set the trace brightness, with 1 being normal. */
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void setBrightness(float brightness);
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SignalBrightnessChanged getBrighnessChangedSignal(void);
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type_signal_factor_changed signal_factor_changed();
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private:
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void drawCurve(Cairo::RefPtr<Cairo::Context> &cr, const LUTu & data, double scale, int hsize, int vsize);
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void drawMarks(Cairo::RefPtr<Cairo::Context> &cr, const LUTu & data, double scale, int hsize, int & ui, int & oi);
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void drawParade(Cairo::RefPtr<Cairo::Context> &cr, int hsize, int vsize);
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void drawVectorscope(Cairo::RefPtr<Cairo::Context> &cr, int hsize, int vsize);
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void drawWaveform(Cairo::RefPtr<Cairo::Context> &cr, int hsize, int vsize);
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Gtk::SizeRequestMode get_request_mode_vfunc () const override;
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void get_preferred_height_vfunc (int& minimum_height, int& natural_height) const override;
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void get_preferred_width_vfunc (int &minimum_width, int &natural_width) const override;
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void get_preferred_height_for_width_vfunc (int width, int &minimum_height, int &natural_height) const override;
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void get_preferred_width_for_height_vfunc (int height, int &minimum_width, int &natural_width) const override;
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};
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class HistogramPanelListener
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{
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public:
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virtual void scopeTypeChanged(Options::ScopeType new_type) = 0;
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};
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class HistogramPanel final : public Gtk::Grid, public PointerMotionListener, public DrawModeListener, public rtengine::NonCopyable
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{
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private:
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DelayedCall<bool, Glib::ustring, Glib::ustring, int, int, int> pointer_moved_delayed_call;
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protected:
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Gtk::Grid* gfxGrid;
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Gtk::Grid* buttonGrid;
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Gtk::Box* persistentButtons;
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Gtk::Box* optionButtons;
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HistogramArea* histogramArea;
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HistogramRGBArea* histogramRGBArea;
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std::unique_ptr<HistogramRGBAreaHori> histogramRGBAreaHori;
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std::unique_ptr<HistogramRGBAreaVert> histogramRGBAreaVert;
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Gtk::ToggleButton* showRed;
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Gtk::ToggleButton* showGreen;
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Gtk::ToggleButton* showBlue;
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Gtk::ToggleButton* showValue;
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Gtk::ToggleButton* showBAR;
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Gtk::ToggleButton* showChro;
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Gtk::Button* showMode;
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Gtk::ToggleButton* scopeOptions;
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Gtk::Scale* brightnessWidget;
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Gtk::RadioButton* scopeHistBtn;
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Gtk::RadioButton* scopeHistRawBtn;
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Gtk::RadioButton* scopeParadeBtn;
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Gtk::RadioButton* scopeWaveBtn;
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Gtk::RadioButton* scopeVectHcBtn;
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Gtk::RadioButton* scopeVectHsBtn;
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Gtk::Image *redImage;
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Gtk::Image *greenImage;
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Gtk::Image *blueImage;
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Gtk::Image *valueImage;
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Gtk::Image *barImage;
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Gtk::Image *chroImage;
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Gtk::Image *redImage_g;
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Gtk::Image *greenImage_g;
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Gtk::Image *blueImage_g;
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Gtk::Image *valueImage_g;
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Gtk::Image *barImage_g;
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Gtk::Image *chroImage_g;
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Gtk::Image *mode0Image;
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Gtk::Image *mode1Image;
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Gtk::Image *mode2Image;
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HistogramPanelListener* panel_listener;
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sigc::connection brightness_changed_connection;
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sigc::connection rconn;
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void setHistInvalid ();
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void showRGBBar();
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void updateHistAreaOptions();
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void updateHistRGBAreaOptions();
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public:
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HistogramPanel ();
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~HistogramPanel () override;
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void histogramChanged(
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const LUTu& histRed,
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const LUTu& histGreen,
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const LUTu& histBlue,
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const LUTu& histLuma,
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const LUTu& histChroma,
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const LUTu& histRedRaw,
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const LUTu& histGreenRaw,
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const LUTu& histBlueRaw,
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int vectorscopeScale,
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const array2D<int>& vectorscopeHC,
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const array2D<int>& vectorscopeHS,
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int waveformScale,
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const array2D<int>& waveformRed,
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const array2D<int>& waveformGreen,
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const array2D<int>& waveformBlue,
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const array2D<int>& waveformLuma
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)
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{
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histogramArea->update(histRed, histGreen, histBlue, histLuma, histChroma, histRedRaw, histGreenRaw, histBlueRaw, vectorscopeScale, vectorscopeHC, vectorscopeHS, waveformScale, waveformRed, waveformGreen, waveformBlue, waveformLuma);
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}
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// pointermotionlistener interface
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void pointerMoved (bool validPos, const Glib::ustring &profile, const Glib::ustring &profileW, int x, int y, int r, int g, int b, bool isRaw = false) override;
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// TODO should be protected
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void setHistRGBInvalid ();
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void reorder (Gtk::PositionType position);
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void red_toggled ();
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void green_toggled ();
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void blue_toggled ();
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void value_toggled ();
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void chro_toggled ();
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void bar_toggled ();
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void mode_released ();
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void brightnessWidgetValueChanged();
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void brightnessUpdated(float brightness);
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void scopeOptionsToggled();
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void type_selected(Gtk::RadioButton* button);
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void type_changed ();
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void rgbv_toggled ();
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void resized (Gtk::Allocation& req);
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// drawModeListener interface
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void toggleButtonMode () override;
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void setPanelListener(HistogramPanelListener* listener);
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};
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