moved LabGrid class to its own file
This commit is contained in:
Alberto Griggio
@@ -151,6 +151,7 @@ set(NONCLISOURCEFILES
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localcontrast.cc
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eventmapper.cc
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metadatapanel.cc
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labgrid.cc
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)
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include_directories(BEFORE "${CMAKE_CURRENT_BINARY_DIR}")
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@@ -5,258 +5,11 @@
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#include "mycurve.h"
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#include "rtimage.h"
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#include "eventmapper.h"
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#include "labgrid.h"
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using namespace rtengine;
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using namespace rtengine::procparams;
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namespace {
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// adapted from the "color correction" module of Darktable. Original copyright follows
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/*
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copyright (c) 2009--2010 johannes hanika.
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darktable 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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darktable 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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You should have received a copy of the GNU General Public License
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along with darktable. If not, see <http://www.gnu.org/licenses/>.
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*/
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class LabGrid: public Gtk::DrawingArea {
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private:
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rtengine::ProcEvent evt_;
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enum State { OFF, HIGH, LOW };
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State selected_;
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float low_a_;
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float high_a_;
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float low_b_;
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float high_b_;
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ToolPanelListener *listener_;
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bool edited_;
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sigc::connection delay_conn_;
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static const int inset = 2;
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bool notify_listener()
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{
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if (listener_) {
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listener_->panelChanged(evt_, Glib::ustring::compose("%1 %2 %3 %4", int(low_a_), int(low_b_), int(high_a_), int(high_b_)));
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}
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return false;
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}
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public:
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LabGrid(rtengine::ProcEvent evt):
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Gtk::DrawingArea(),
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evt_(evt), selected_(OFF),
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low_a_(0.f), high_a_(0.f), low_b_(0.f), high_b_(0.f),
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listener_(nullptr),
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edited_(false)
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{
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set_can_focus(true);
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add_events(Gdk::EXPOSURE_MASK | Gdk::BUTTON_PRESS_MASK | Gdk::POINTER_MOTION_MASK);
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}
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void get_params(double &la, double &lb, double &ha, double &hb) const
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{
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la = low_a_;
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ha = high_a_;
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lb = low_b_;
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hb = high_b_;
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}
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void set_params(double la, double lb, double ha, double hb, bool notify)
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{
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low_a_ = la;
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low_b_ = lb;
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high_a_ = ha;
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high_b_ = hb;
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queue_draw();
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if (notify) {
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notify_listener();
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}
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}
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void set_edited(bool yes)
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{
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edited_ = yes;
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}
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bool get_edited() const
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{
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return edited_;
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}
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void set_listener(ToolPanelListener *l)
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{
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listener_ = l;
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}
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bool on_draw(const ::Cairo::RefPtr<Cairo::Context> &crf)
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{
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int width = get_allocated_width();
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int height = get_allocated_height();
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Cairo::RefPtr<Cairo::ImageSurface> cst =
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Cairo::ImageSurface::create(Cairo::FORMAT_ARGB32, width, height);
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Cairo::RefPtr<Cairo::Context> cr = Cairo::Context::create(cst);
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// clear bg
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cr->set_source_rgb(.2, .2, .2);
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cr->paint();
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cr->translate(inset, inset);
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cr->set_antialias(Cairo::ANTIALIAS_NONE);
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width -= 2 * inset;
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height -= 2 * inset;
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// flip y:
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cr->translate(0, height);
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cr->scale(1., -1.);
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const int cells = 8;
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float step = rtengine::ColorToningParams::LABGRID_CORR_MAX / float(cells/2);
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for (int j = 0; j < cells; j++) {
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for (int i = 0; i < cells; i++) {
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float R, G, B;
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float x, y, z;
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int ii = i - cells/2;
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int jj = j - cells/2;
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float a = step * (ii + 0.5);
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float b = step * (jj + 0.5);
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Color::Lab2XYZ(25000.f, a, b, x, y, z);
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Color::xyz2srgb(x, y, z, R, G, B);
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cr->set_source_rgb(R / 65535.f, G / 65535.f, B / 65535.f);
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cr->rectangle(width * i / float(cells), height * j / float(cells), width / float(cells) - 1, height / float(cells) - 1);
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cr->fill();
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}
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}
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cr->set_antialias(Cairo::ANTIALIAS_DEFAULT);
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float loa, hia, lob, hib;
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loa = .5f * (width + width * low_a_ / rtengine::ColorToningParams::LABGRID_CORR_MAX);
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hia = .5f * (width + width * high_a_ / rtengine::ColorToningParams::LABGRID_CORR_MAX);
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lob = .5f * (height + height * low_b_ / rtengine::ColorToningParams::LABGRID_CORR_MAX);
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hib = .5f * (height + height * high_b_ / rtengine::ColorToningParams::LABGRID_CORR_MAX);
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cr->set_line_width(2.);
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cr->set_source_rgb(0.6, 0.6, 0.6);
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cr->move_to(loa, lob);
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cr->line_to(hia, hib);
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cr->stroke();
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cr->set_source_rgb(0.1, 0.1, 0.1);
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if (selected_ == LOW) {
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cr->arc(loa, lob, 5, 0, 2. * rtengine::RT_PI);
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} else {
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cr->arc(loa, lob, 3, 0, 2. * rtengine::RT_PI);
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}
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cr->fill();
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cr->set_source_rgb(0.9, 0.9, 0.9);
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if (selected_ == HIGH) {
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cr->arc(hia, hib, 5, 0, 2. * rtengine::RT_PI);
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} else {
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cr->arc(hia, hib, 3, 0, 2. * rtengine::RT_PI);
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}
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cr->fill();
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crf->set_source(cst, 0, 0);
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crf->paint();
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return true;
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}
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bool on_button_press_event(GdkEventButton *event)
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{
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if (event->button == 1 && event->type == GDK_2BUTTON_PRESS) {
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switch (selected_) {
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case OFF:
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low_a_ = low_b_ = high_a_ = high_b_ = 0.f;
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break;
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case LOW:
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low_a_ = low_b_ = 0.f;
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break;
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case HIGH:
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high_a_ = high_b_ = 0.f;
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break;
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}
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edited_ = true;
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queue_draw();
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notify_listener();
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}
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return true;
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}
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bool on_motion_notify_event(GdkEventMotion *event)
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{
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if (delay_conn_.connected()) {
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delay_conn_.disconnect();
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}
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int width = get_allocated_width() - 2 * inset, height = get_allocated_height() - 2 * inset;
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const float mouse_x = std::min(std::max(event->x - inset, 0.), double(width));
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const float mouse_y = std::min(std::max(height - 1 - event->y + inset, 0.), double(height));
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const float ma = (2.0 * mouse_x - width) / (float)width;
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const float mb = (2.0 * mouse_y - height) / (float)height;
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bool refresh = selected_ != OFF;
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if (event->state & GDK_BUTTON1_MASK) {
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if (selected_ == LOW) {
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low_a_ = ma * rtengine::ColorToningParams::LABGRID_CORR_MAX;
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low_b_ = mb * rtengine::ColorToningParams::LABGRID_CORR_MAX;
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} else if (selected_ == HIGH) {
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high_a_ = ma * rtengine::ColorToningParams::LABGRID_CORR_MAX;
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high_b_ = mb * rtengine::ColorToningParams::LABGRID_CORR_MAX;
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}
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} else {
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selected_ = OFF;
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float la = low_a_ / rtengine::ColorToningParams::LABGRID_CORR_MAX;
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float lb = low_b_ / rtengine::ColorToningParams::LABGRID_CORR_MAX;
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float ha = high_a_ / rtengine::ColorToningParams::LABGRID_CORR_MAX;
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float hb = high_b_ / rtengine::ColorToningParams::LABGRID_CORR_MAX;
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const float thrs = 0.05f;
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const float distlo = (la - ma) * (la - ma) + (lb - mb) * (lb - mb);
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const float disthi = (ha - ma) * (ha - ma) + (hb - mb) * (hb - mb);
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if (distlo < thrs * thrs && distlo < disthi) {
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selected_ = LOW;
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} else if (disthi < thrs * thrs && disthi <= distlo) {
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selected_ = HIGH;
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}
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}
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if (selected_ != OFF) {
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grab_focus();
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if (options.adjusterMinDelay == 0) {
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notify_listener();
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} else {
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delay_conn_ = Glib::signal_timeout().connect(sigc::mem_fun(*this, &LabGrid::notify_listener), options.adjusterMinDelay);
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}
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}
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if (refresh) {
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queue_draw();
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}
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return true;
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}
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Gtk::SizeRequestMode get_request_mode_vfunc() const
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{
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return Gtk::SIZE_REQUEST_HEIGHT_FOR_WIDTH;
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}
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void get_preferred_width_vfunc(int &minimum_width, int &natural_width) const
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{
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minimum_width = 50;
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natural_width = 200;
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}
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void get_preferred_height_for_width_vfunc (int width, int &minimum_height, int &natural_height) const
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{
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minimum_height = natural_height = width;
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}
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};
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} // namespace
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ColorToning::ColorToning () : FoldableToolPanel(this, "colortoning", M("TP_COLORTONING_LABEL"), false, true)
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{
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263
rtgui/labgrid.cc
Normal file
263
rtgui/labgrid.cc
Normal file
@@ -0,0 +1,263 @@
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/** -*- C++ -*-
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*
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* This file is part of RawTherapee.
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*
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* Copyright (c) 2017 Alberto Griggio <alberto.griggio@gmail.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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// adapted from the "color correction" module of Darktable. Original copyright follows
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/*
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copyright (c) 2009--2010 johannes hanika.
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darktable 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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darktable 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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You should have received a copy of the GNU General Public License
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along with darktable. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "labgrid.h"
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using rtengine::Color;
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bool LabGrid::notify_listener()
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{
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if (listener_) {
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listener_->panelChanged(evt_, Glib::ustring::compose("%1 %2 %3 %4", int(low_a_), int(low_b_), int(high_a_), int(high_b_)));
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}
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return false;
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}
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LabGrid::LabGrid(rtengine::ProcEvent evt):
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Gtk::DrawingArea(),
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evt_(evt), selected_(OFF),
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low_a_(0.f), high_a_(0.f), low_b_(0.f), high_b_(0.f),
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listener_(nullptr),
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edited_(false)
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{
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set_can_focus(true);
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add_events(Gdk::EXPOSURE_MASK | Gdk::BUTTON_PRESS_MASK | Gdk::POINTER_MOTION_MASK);
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}
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void LabGrid::get_params(double &la, double &lb, double &ha, double &hb) const
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{
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la = low_a_;
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ha = high_a_;
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lb = low_b_;
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hb = high_b_;
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}
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void LabGrid::set_params(double la, double lb, double ha, double hb, bool notify)
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{
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low_a_ = la;
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low_b_ = lb;
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high_a_ = ha;
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high_b_ = hb;
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queue_draw();
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if (notify) {
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notify_listener();
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}
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}
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void LabGrid::set_edited(bool yes)
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{
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edited_ = yes;
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}
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bool LabGrid::get_edited() const
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{
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return edited_;
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}
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void LabGrid::set_listener(ToolPanelListener *l)
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{
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listener_ = l;
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}
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bool LabGrid::on_draw(const ::Cairo::RefPtr<Cairo::Context> &crf)
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{
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int width = get_allocated_width();
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int height = get_allocated_height();
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Cairo::RefPtr<Cairo::ImageSurface> cst =
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Cairo::ImageSurface::create(Cairo::FORMAT_ARGB32, width, height);
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Cairo::RefPtr<Cairo::Context> cr = Cairo::Context::create(cst);
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// clear bg
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cr->set_source_rgb(.2, .2, .2);
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cr->paint();
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cr->translate(inset, inset);
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cr->set_antialias(Cairo::ANTIALIAS_NONE);
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width -= 2 * inset;
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height -= 2 * inset;
|
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// flip y:
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cr->translate(0, height);
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cr->scale(1., -1.);
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const int cells = 8;
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float step = rtengine::ColorToningParams::LABGRID_CORR_MAX / float(cells/2);
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for (int j = 0; j < cells; j++) {
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for (int i = 0; i < cells; i++) {
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float R, G, B;
|
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float x, y, z;
|
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int ii = i - cells/2;
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int jj = j - cells/2;
|
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float a = step * (ii + 0.5);
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float b = step * (jj + 0.5);
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Color::Lab2XYZ(25000.f, a, b, x, y, z);
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Color::xyz2srgb(x, y, z, R, G, B);
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cr->set_source_rgb(R / 65535.f, G / 65535.f, B / 65535.f);
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cr->rectangle(width * i / float(cells), height * j / float(cells), width / float(cells) - 1, height / float(cells) - 1);
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cr->fill();
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}
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}
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cr->set_antialias(Cairo::ANTIALIAS_DEFAULT);
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float loa, hia, lob, hib;
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loa = .5f * (width + width * low_a_ / rtengine::ColorToningParams::LABGRID_CORR_MAX);
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hia = .5f * (width + width * high_a_ / rtengine::ColorToningParams::LABGRID_CORR_MAX);
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lob = .5f * (height + height * low_b_ / rtengine::ColorToningParams::LABGRID_CORR_MAX);
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hib = .5f * (height + height * high_b_ / rtengine::ColorToningParams::LABGRID_CORR_MAX);
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cr->set_line_width(2.);
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cr->set_source_rgb(0.6, 0.6, 0.6);
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cr->move_to(loa, lob);
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cr->line_to(hia, hib);
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cr->stroke();
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cr->set_source_rgb(0.1, 0.1, 0.1);
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if (selected_ == LOW) {
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cr->arc(loa, lob, 5, 0, 2. * rtengine::RT_PI);
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} else {
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cr->arc(loa, lob, 3, 0, 2. * rtengine::RT_PI);
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}
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cr->fill();
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cr->set_source_rgb(0.9, 0.9, 0.9);
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if (selected_ == HIGH) {
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cr->arc(hia, hib, 5, 0, 2. * rtengine::RT_PI);
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} else {
|
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cr->arc(hia, hib, 3, 0, 2. * rtengine::RT_PI);
|
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}
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cr->fill();
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||||
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crf->set_source(cst, 0, 0);
|
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crf->paint();
|
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return true;
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||||
}
|
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||||
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bool LabGrid::on_button_press_event(GdkEventButton *event)
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||||
{
|
||||
if (event->button == 1 && event->type == GDK_2BUTTON_PRESS) {
|
||||
switch (selected_) {
|
||||
case OFF:
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||||
low_a_ = low_b_ = high_a_ = high_b_ = 0.f;
|
||||
break;
|
||||
case LOW:
|
||||
low_a_ = low_b_ = 0.f;
|
||||
break;
|
||||
case HIGH:
|
||||
high_a_ = high_b_ = 0.f;
|
||||
break;
|
||||
}
|
||||
edited_ = true;
|
||||
queue_draw();
|
||||
notify_listener();
|
||||
}
|
||||
return true;
|
||||
}
|
||||
|
||||
|
||||
bool LabGrid::on_motion_notify_event(GdkEventMotion *event)
|
||||
{
|
||||
if (delay_conn_.connected()) {
|
||||
delay_conn_.disconnect();
|
||||
}
|
||||
|
||||
int width = get_allocated_width() - 2 * inset, height = get_allocated_height() - 2 * inset;
|
||||
const float mouse_x = std::min(std::max(event->x - inset, 0.), double(width));
|
||||
const float mouse_y = std::min(std::max(height - 1 - event->y + inset, 0.), double(height));
|
||||
const float ma = (2.0 * mouse_x - width) / (float)width;
|
||||
const float mb = (2.0 * mouse_y - height) / (float)height;
|
||||
bool refresh = selected_ != OFF;
|
||||
if (event->state & GDK_BUTTON1_MASK) {
|
||||
if (selected_ == LOW) {
|
||||
low_a_ = ma * rtengine::ColorToningParams::LABGRID_CORR_MAX;
|
||||
low_b_ = mb * rtengine::ColorToningParams::LABGRID_CORR_MAX;
|
||||
} else if (selected_ == HIGH) {
|
||||
high_a_ = ma * rtengine::ColorToningParams::LABGRID_CORR_MAX;
|
||||
high_b_ = mb * rtengine::ColorToningParams::LABGRID_CORR_MAX;
|
||||
}
|
||||
} else {
|
||||
selected_ = OFF;
|
||||
float la = low_a_ / rtengine::ColorToningParams::LABGRID_CORR_MAX;
|
||||
float lb = low_b_ / rtengine::ColorToningParams::LABGRID_CORR_MAX;
|
||||
float ha = high_a_ / rtengine::ColorToningParams::LABGRID_CORR_MAX;
|
||||
float hb = high_b_ / rtengine::ColorToningParams::LABGRID_CORR_MAX;
|
||||
const float thrs = 0.05f;
|
||||
const float distlo = (la - ma) * (la - ma) + (lb - mb) * (lb - mb);
|
||||
const float disthi = (ha - ma) * (ha - ma) + (hb - mb) * (hb - mb);
|
||||
if (distlo < thrs * thrs && distlo < disthi) {
|
||||
selected_ = LOW;
|
||||
} else if (disthi < thrs * thrs && disthi <= distlo) {
|
||||
selected_ = HIGH;
|
||||
}
|
||||
}
|
||||
if (selected_ != OFF) {
|
||||
grab_focus();
|
||||
if (options.adjusterMinDelay == 0) {
|
||||
notify_listener();
|
||||
} else {
|
||||
delay_conn_ = Glib::signal_timeout().connect(sigc::mem_fun(*this, &LabGrid::notify_listener), options.adjusterMinDelay);
|
||||
}
|
||||
}
|
||||
if (refresh) {
|
||||
queue_draw();
|
||||
}
|
||||
return true;
|
||||
}
|
||||
|
||||
|
||||
Gtk::SizeRequestMode LabGrid::get_request_mode_vfunc() const
|
||||
{
|
||||
return Gtk::SIZE_REQUEST_HEIGHT_FOR_WIDTH;
|
||||
}
|
||||
|
||||
|
||||
void LabGrid::get_preferred_width_vfunc(int &minimum_width, int &natural_width) const
|
||||
{
|
||||
minimum_width = 50;
|
||||
natural_width = 200;
|
||||
}
|
||||
|
||||
|
||||
void LabGrid::get_preferred_height_for_width_vfunc(int width, int &minimum_height, int &natural_height) const
|
||||
{
|
||||
minimum_height = natural_height = width;
|
||||
}
|
||||
78
rtgui/labgrid.h
Normal file
78
rtgui/labgrid.h
Normal file
@@ -0,0 +1,78 @@
|
||||
/** -*- C++ -*-
|
||||
*
|
||||
* This file is part of RawTherapee.
|
||||
*
|
||||
* Copyright (c) 2017 Alberto Griggio <alberto.griggio@gmail.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/>.
|
||||
*/
|
||||
|
||||
// adapted from the "color correction" module of Darktable. Original copyright follows
|
||||
/*
|
||||
copyright (c) 2009--2010 johannes hanika.
|
||||
|
||||
darktable 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.
|
||||
|
||||
darktable 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 darktable. If not, see <http://www.gnu.org/licenses/>.
|
||||
*/
|
||||
|
||||
#pragma once
|
||||
|
||||
#include <gtkmm.h>
|
||||
#include "eventmapper.h"
|
||||
#include "toolpanel.h"
|
||||
|
||||
|
||||
class LabGrid: public Gtk::DrawingArea {
|
||||
private:
|
||||
rtengine::ProcEvent evt_;
|
||||
enum State { OFF, HIGH, LOW };
|
||||
State selected_;
|
||||
float low_a_;
|
||||
float high_a_;
|
||||
float low_b_;
|
||||
float high_b_;
|
||||
ToolPanelListener *listener_;
|
||||
bool edited_;
|
||||
sigc::connection delay_conn_;
|
||||
static const int inset = 2;
|
||||
|
||||
bool notify_listener();
|
||||
|
||||
public:
|
||||
LabGrid(rtengine::ProcEvent evt);
|
||||
|
||||
void get_params(double &la, double &lb, double &ha, double &hb) const;
|
||||
void set_params(double la, double lb, double ha, double hb, bool notify);
|
||||
void set_edited(bool yes);
|
||||
bool get_edited() const;
|
||||
void set_listener(ToolPanelListener *l);
|
||||
|
||||
bool on_draw(const ::Cairo::RefPtr<Cairo::Context> &crf);
|
||||
bool on_button_press_event(GdkEventButton *event);
|
||||
bool on_motion_notify_event(GdkEventMotion *event);
|
||||
Gtk::SizeRequestMode get_request_mode_vfunc() const;
|
||||
void get_preferred_width_vfunc(int &minimum_width, int &natural_width) const;
|
||||
void get_preferred_height_for_width_vfunc (int width, int &minimum_height, int &natural_height) const;
|
||||
};
|
||||
|
||||
Reference in New Issue
Block a user