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8b2eac9a3da25cf8d266e8e4abc748c194a8edc7
rawTherapee/rtgui/crop.cc
Hombre 8b2eac9a3d 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

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/*
* 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/>.
*/
#include "crop.h"
#include "options.h"
#include "rtimage.h"
using namespace rtengine;
using namespace rtengine::procparams;
extern Glib::ustring argv0;
extern Options options;
class RefreshSpinHelper {
public:
Crop* crop;
bool notify;
RefreshSpinHelper (Crop* _crop, bool _notify)
: crop(_crop), notify(_notify) {}
};
Crop::Crop (): Gtk::VBox(), FoldableToolPanel(this) {
set_border_width(4);
clistener = NULL;
maxw = 3000;
maxh = 2000;
enabled = Gtk::manage (new Gtk::CheckButton (M("GENERAL_ENABLED")));
enabled->set_active (false);
pack_start(*enabled);
pack_start(*Gtk::manage (new Gtk::HSeparator()), Gtk::PACK_EXPAND_WIDGET, 4);
Gtk::HBox* hb1 = Gtk::manage (new Gtk::HBox ());
hb1->pack_start (*Gtk::manage (new Gtk::Label (Glib::ustring(" ") + M("TP_CROP_X") +": ")));
x = Gtk::manage (new MySpinButton ());
x->set_size_request (60, -1);
hb1->pack_start (*x);
hb1->pack_start (*Gtk::manage (new Gtk::Label (Glib::ustring(" ") + M("TP_CROP_Y") + ": ")));
y = Gtk::manage (new MySpinButton ());
y->set_size_request (60, -1);
hb1->pack_start (*y);
pack_start (*hb1, Gtk::PACK_SHRINK, 2);
Gtk::HBox* hb2 = Gtk::manage (new Gtk::HBox ());
hb2->pack_start (*Gtk::manage (new Gtk::Label (M("TP_CROP_W") + ": ")));
w = Gtk::manage (new MySpinButton ());
w->set_size_request (60, -1);
hb2->pack_start (*w);
hb2->pack_start (*Gtk::manage (new Gtk::Label (M("TP_CROP_H") + ": ")));
h = Gtk::manage (new MySpinButton ());
h->set_size_request (60, -1);
hb2->pack_start (*h);
pack_start (*hb2, Gtk::PACK_SHRINK, 4);
selectCrop = Gtk::manage (new Gtk::Button (M("TP_CROP_SELECTCROP")));
selectCrop->set_image (*Gtk::manage (new RTImage ("crop.png")));
pack_start (*selectCrop, Gtk::PACK_SHRINK, 2);
Gtk::HBox* hb3 = Gtk::manage (new Gtk::HBox ());
fixr = Gtk::manage (new Gtk::CheckButton (M("TP_CROP_FIXRATIO")));
fixr->set_active (1);
hb3->pack_start (*fixr, Gtk::PACK_SHRINK, 4);
ratio = Gtk::manage (new MyComboBoxText ());
hb3->pack_start (*ratio, Gtk::PACK_EXPAND_WIDGET, 4);
orientation = Gtk::manage (new MyComboBoxText ());
hb3->pack_start (*orientation);
pack_start (*hb3, Gtk::PACK_SHRINK, 4);
Gtk::HBox* hb31 = Gtk::manage (new Gtk::HBox ());
hb31->pack_start (*Gtk::manage (new Gtk::Label (M("TP_CROP_GUIDETYPE"))), Gtk::PACK_SHRINK, 4);
guide = Gtk::manage (new MyComboBoxText ());
hb31->pack_start (*guide);
pack_start (*hb31, Gtk::PACK_SHRINK, 4);
// ppibox START
ppibox = Gtk::manage (new Gtk::VBox());
ppibox->pack_start (*Gtk::manage (new Gtk::HSeparator()), Gtk::PACK_SHRINK, 2);
Gtk::HBox* hb4 = Gtk::manage (new Gtk::HBox ());
hb4->pack_start (*Gtk::manage (new Gtk::Label (M("TP_CROP_PPI"))));
ppi = Gtk::manage (new MySpinButton ());
ppi->set_size_request (60, -1);
hb4->pack_start (*ppi);
sizebox = Gtk::manage (new Gtk::VBox());
sizecm = Gtk::manage (new Gtk::Label (M("GENERAL_NA") + " cm x " + M("GENERAL_NA") + " cm"));
sizein = Gtk::manage (new Gtk::Label (M("GENERAL_NA") + " in x " + M("GENERAL_NA") + " in"));
sizebox->pack_start (*sizecm, Gtk::PACK_SHRINK, 4);
sizebox->pack_start (*Gtk::manage (new Gtk::HSeparator()), Gtk::PACK_SHRINK, 6);
sizebox->pack_start (*sizein, Gtk::PACK_SHRINK, 4);
sizebox->pack_start (*Gtk::manage (new Gtk::HSeparator()), Gtk::PACK_SHRINK, 6);
sizebox->pack_start (*hb4, Gtk::PACK_SHRINK, 2);
ppibox->pack_start (*sizebox, Gtk::PACK_SHRINK, 1);
pack_start (*ppibox, Gtk::PACK_SHRINK, 0);
ppi->set_value (300);
// ppibox END
/****************
* Crop Ratio
*****************/
int NumberOfCropRatios = 26; //!!! change this value when adding new crop ratios
cropratio.resize (NumberOfCropRatios);
cropratio[0].label = "3:2"; cropratio[0].value = 3.0/2.0;
cropratio[1].label = "4:3"; cropratio[1].value = 4.0/3.0;
cropratio[2].label = "16:9"; cropratio[2].value = 16.0/9.0;
cropratio[3].label = "16:10"; cropratio[3].value = 16.0/10.0;
cropratio[4].label = "1:1"; cropratio[4].value = 1.0/1.0;
cropratio[5].label = "2:1"; cropratio[5].value = 2.0/1.0;
cropratio[6].label = "3:1"; cropratio[6].value = 3.0/1.0;
cropratio[7].label = "4:1"; cropratio[7].value = 4.0/1.0;
cropratio[8].label = "5:1"; cropratio[8].value = 5.0/1.0;
cropratio[9].label = "6:1"; cropratio[9].value = 6.0/1.0;
cropratio[10].label = "7:1"; cropratio[10].value = 7.0/1.0;
cropratio[11].label = "4:5"; cropratio[11].value = 4.0/5.0;
cropratio[12].label = "5:7"; cropratio[12].value = 5.0/7.0;
cropratio[13].label = "6:7"; cropratio[13].value = 6.0/7.0;
cropratio[14].label = "6:17"; cropratio[14].value = 6.0/17.0;
cropratio[15].label = "24:65 - XPAN"; cropratio[15].value = 24.0/65.0;
cropratio[16].label = "1.414 - DIN EN ISO 216"; cropratio[16].value = 1.414;
cropratio[17].label = "3.5:5"; cropratio[17].value = 3.5/5.0;
cropratio[18].label = "8.5:11 - US Letter"; cropratio[18].value = 8.5/11.0;
cropratio[19].label = "9.5:12"; cropratio[19].value = 9.5/12.0;
cropratio[20].label = "10:12"; cropratio[20].value = 10.0/12.0;
cropratio[21].label = "11:14"; cropratio[21].value = 11.0/14.0;
cropratio[22].label = "11:17 - Tabloid"; cropratio[22].value = 11.0/17.0;
cropratio[23].label = "13:19"; cropratio[23].value = 13.0/19.0;
cropratio[24].label = "17:22"; cropratio[24].value = 17.0/22.0;
cropratio[25].label = "45:35 - ePassport"; cropratio[25].value = 45.0/35.0;
// populate the combobox
for (int i=0; i<NumberOfCropRatios; i++) {
ratio->append_text (cropratio[i].label);
}
ratio->set_active (0);
orientation->append_text (M("GENERAL_LANDSCAPE"));
orientation->append_text (M("GENERAL_PORTRAIT"));
orientation->set_active (0);
guide->append_text (M("TP_CROP_GTNONE"));
guide->append_text (M("TP_CROP_GTRULETHIRDS"));
guide->append_text (M("TP_CROP_GTDIAGONALS"));
guide->append_text (M("TP_CROP_GTHARMMEANS1"));
guide->append_text (M("TP_CROP_GTHARMMEANS2"));
guide->append_text (M("TP_CROP_GTHARMMEANS3"));
guide->append_text (M("TP_CROP_GTHARMMEANS4"));
guide->append_text (M("TP_CROP_GTGRID"));
guide->append_text (M("TP_CROP_GTEPASSPORT"));
guide->append_text (M("TP_CROP_GTFRAME"));
guide->set_active (0);
w->set_range (0, maxw);
h->set_range (0, maxh);
x->set_range (0, maxw);
y->set_range (0, maxh);
x->set_digits (0);
x->set_increments (1,100);
x->set_value (0);
y->set_digits (0);
y->set_increments (1,100);
y->set_value (0);
w->set_digits (0);
w->set_increments (1,100);
w->set_value (200);
h->set_digits (0);
h->set_increments (1,100);
h->set_value (200);
ppi->set_digits (0);
ppi->set_increments (1,100);
ppi->set_range (50, 12000);
ppi->set_value (300);
xconn = x->signal_value_changed().connect ( sigc::mem_fun(*this, &Crop::positionChanged), true);
yconn = y->signal_value_changed().connect ( sigc::mem_fun(*this, &Crop::positionChanged), true);
wconn = w->signal_value_changed().connect ( sigc::mem_fun(*this, &Crop::widthChanged), true);
hconn = h->signal_value_changed().connect ( sigc::mem_fun(*this, &Crop::heightChanged), true);
econn = enabled->signal_toggled().connect( sigc::mem_fun(*this, &Crop::enabledChanged) );
fconn = fixr->signal_toggled().connect( sigc::mem_fun(*this, &Crop::ratioFixedChanged) );
rconn = ratio->signal_changed().connect( sigc::mem_fun(*this, &Crop::ratioChanged) );
oconn = orientation->signal_changed().connect( sigc::mem_fun(*this, &Crop::ratioChanged) );
gconn = guide->signal_changed().connect( sigc::mem_fun(*this, &Crop::notifyListener) );
selectCrop->signal_pressed().connect( sigc::mem_fun(*this, &Crop::selectPressed) );
ppi->signal_value_changed().connect( sigc::mem_fun(*this, &Crop::refreshSize) );
nx = ny = nw = nh = 0;
lastRotationDeg = 0;
show_all ();
}
void Crop::writeOptions () {
options.cropPPI = (int)ppi->get_value ();
}
void Crop::readOptions () {
disableListener ();
ppi->set_value (options.cropPPI);
enableListener ();
}
void Crop::read (const ProcParams* pp, const ParamsEdited* pedited) {
disableListener ();
xconn.block (true);
yconn.block (true);
wconn.block (true);
hconn.block (true);
rconn.block (true);
fconn.block (true);
econn.block (true);
oconn.block (true);
gconn.block (true);
enabled->set_active (pp->crop.enabled);
// check if the new values are larger than the maximum
double tmp, maxw, maxh;
w->get_range (tmp, maxw);
h->get_range (tmp, maxh);
if (pp->crop.x + pp->crop.w > (int)maxw || pp->crop.y + pp->crop.h > (int)maxh)
setDimensions (pp->crop.x + pp->crop.w, pp->crop.y + pp->crop.h);
ratio->set_active_text (pp->crop.ratio);
fixr->set_active (pp->crop.fixratio);
if (pp->crop.orientation == "Landscape")
orientation->set_active (0);
else if (pp->crop.orientation == "Portrait")
orientation->set_active (1);
if (pp->crop.guide == "None")
guide->set_active (0);
else if (pp->crop.guide == "Rule of thirds")
guide->set_active (1);
else if (pp->crop.guide == "Rule of diagonals")
guide->set_active (2);
else if (pp->crop.guide == "Harmonic means 1")
guide->set_active (3);
else if (pp->crop.guide == "Harmonic means 2")
guide->set_active (4);
else if (pp->crop.guide == "Harmonic means 3")
guide->set_active (5);
else if (pp->crop.guide == "Harmonic means 4")
guide->set_active (6);
else if (pp->crop.guide == "Grid")
guide->set_active (7);
else if (pp->crop.guide == "ePassport")
guide->set_active (8);
else if (pp->crop.guide == "Frame")
guide->set_active (9);
x->set_value (pp->crop.x);
y->set_value (pp->crop.y);
w->set_value (pp->crop.w);
h->set_value (pp->crop.h);
nx = pp->crop.x;
ny = pp->crop.y;
nw = pp->crop.w;
nh = pp->crop.h;
lastRotationDeg = pp->coarse.rotate;
wDirty = false;
hDirty = false;
xDirty = false;
yDirty = false;
if (pedited) {
wDirty = pedited->crop.w;
hDirty = pedited->crop.h;
xDirty = pedited->crop.x;
yDirty = pedited->crop.y;
if (!pedited->crop.ratio)
ratio->set_active (8);
if (!pedited->crop.orientation)
orientation->set_active (2);
if (!pedited->crop.guide)
guide->set_active (7);
enabled->set_inconsistent (!pedited->crop.enabled);
fixr->set_inconsistent (!pedited->crop.fixratio);
}
lastEnabled = pp->crop.enabled;
lastFixRatio = pp->crop.fixratio;
xconn.block (false);
yconn.block (false);
wconn.block (false);
hconn.block (false);
rconn.block (false);
fconn.block (false);
econn.block (false);
oconn.block (false);
gconn.block (false);
enableListener ();
}
void Crop::write (ProcParams* pp, ParamsEdited* pedited) {
pp->crop.enabled = enabled->get_active ();
pp->crop.x = nx;
pp->crop.y = ny;
pp->crop.w = nw;
pp->crop.h = nh;
pp->crop.fixratio = fixr->get_active ();
pp->crop.ratio = ratio->get_active_text ();
if (orientation->get_active_row_number()==0)
pp->crop.orientation = "Landscape";
else if (orientation->get_active_row_number()==1)
pp->crop.orientation = "Portrait";
if (guide->get_active_row_number()==0)
pp->crop.guide = "None";
else if (guide->get_active_row_number()==1)
pp->crop.guide = "Rule of thirds";
else if (guide->get_active_row_number()==2)
pp->crop.guide = "Rule of diagonals";
else if (guide->get_active_row_number()==3)
pp->crop.guide = "Harmonic means 1";
else if (guide->get_active_row_number()==4)
pp->crop.guide = "Harmonic means 2";
else if (guide->get_active_row_number()==5)
pp->crop.guide = "Harmonic means 3";
else if (guide->get_active_row_number()==6)
pp->crop.guide = "Harmonic means 4";
else if (guide->get_active_row_number()==7)
pp->crop.guide = "Grid";
else if (guide->get_active_row_number()==8)
pp->crop.guide = "ePassport";
else if (guide->get_active_row_number()==9)
pp->crop.guide = "Frame";
if (pedited) {
pedited->crop.enabled = !enabled->get_inconsistent();
pedited->crop.ratio = ratio->get_active_row_number() != 9;
pedited->crop.orientation = orientation->get_active_row_number() != 2;
pedited->crop.guide = guide->get_active_row_number() != 9;
pedited->crop.fixratio = !fixr->get_inconsistent();
pedited->crop.w = wDirty;
pedited->crop.h = hDirty;
pedited->crop.x = xDirty;
pedited->crop.y = yDirty;
}
}
void Crop::trim (ProcParams* pp, int ow, int oh) {
int xmin = pp->crop.x;
int ymin = pp->crop.y;
if (xmin > ow || ymin > oh) {
// the crop is completely out of the image, so we disable the crop
pp->crop.enabled = false;
// and we set the values to the defaults
pp->crop.x = 0;
pp->crop.y = 0;
pp->crop.w = ow;
pp->crop.h = oh;
// the ratio is now not guaranteed, so we set it off
pp->crop.fixratio = false;
}
else {
bool unsetRatio = false;
if ((xmin + pp->crop.w) > ow) {
// crop overflow in the width dimension ; we trim it
pp->crop.w = ow-xmin;
unsetRatio = true;
}
if ((ymin + pp->crop.h) > oh) {
// crop overflow in the height dimension ; we trim it
pp->crop.h = oh-ymin;
unsetRatio = true;
}
if (unsetRatio) {
// the ratio is certainly not respected anymore, so we set it off
pp->crop.fixratio = false;
}
}
}
void Crop::selectPressed () {
if (clistener)
clistener->cropSelectRequested ();
}
void Crop::notifyListener () {
if (listener && enabled->get_active ())
listener->panelChanged (EvCrop, Glib::ustring::compose ("%1=%2, %3=%4\n%5=%6, %7=%8", M("TP_CROP_X"), nx, M("TP_CROP_Y"), ny, M("TP_CROP_W"), nw, M("TP_CROP_H"), nh));
}
void Crop::enabledChanged () {
if (batchMode) {
if (enabled->get_inconsistent()) {
enabled->set_inconsistent (false);
econn.block (true);
enabled->set_active (false);
econn.block (false);
}
else if (lastEnabled)
enabled->set_inconsistent (true);
lastEnabled = enabled->get_active ();
}
if (listener) {
if (enabled->get_active ())
listener->panelChanged (EvCrop, Glib::ustring::compose ("%1=%2, %3=%4\n%5=%6, %7=%8", M("TP_CROP_X"), nx, M("TP_CROP_Y"), ny, M("TP_CROP_W"), nw, M("TP_CROP_H"), nh));
else
listener->panelChanged (EvCrop, M("GENERAL_DISABLED"));
}
}
int notifyListenerUI (void* data) {
GThreadLock lock; // All GUI acces from idle_add callbacks or separate thread HAVE to be protected
(static_cast<Crop*>(data))->notifyListener ();
return 0;
}
int refreshSpinsUI (void* data) {
GThreadLock lock; // All GUI acces from idle_add callbacks or separate thread HAVE to be protected
RefreshSpinHelper* rsh = static_cast<RefreshSpinHelper*>(data);
rsh->crop->refreshSpins (rsh->notify);
delete rsh;
return 0;
}
void Crop::hFlipCrop () {
nx = maxw - nx - nw;
g_idle_add (refreshSpinsUI, new RefreshSpinHelper (this, false));
}
void Crop::vFlipCrop () {
ny = maxh - ny - nh;
g_idle_add (refreshSpinsUI, new RefreshSpinHelper (this, false));
}
void Crop::rotateCrop (int deg) {
int tmp;
switch ((360+deg-lastRotationDeg)%360) {
case 90:
tmp = nx;
nx = maxh - ny - nh;
ny = tmp;
tmp = nw;
nw = nh;
nh = tmp;
break;
case 270:
tmp = ny;
ny = maxw - nx - nw;
nx = tmp;
tmp = nw;
nw = nh;
nh = tmp;
break;
case 180:
nx = maxw - nx - nw;
ny = maxh - ny - nh;
break;
}
lastRotationDeg = deg;
g_idle_add (refreshSpinsUI, new RefreshSpinHelper (this, false));
}
void Crop::positionChanged () {
xDirty = true;
yDirty = true;
int X = (int)x->get_value ();
int Y = (int)y->get_value ();
int W = nw;
int H = nh;
cropMoved (X, Y, W, H);
g_idle_add (notifyListenerUI, this);
}
void Crop::widthChanged () {
wDirty = true;
int X = nx;
int Y = ny;
int W = (int)w->get_value ();
int H = nh;
cropWidth2Resized (X, Y, W, H);
g_idle_add (notifyListenerUI, this);
}
void Crop::heightChanged () {
hDirty = true;
int X = nx;
int Y = ny;
int W = nw;
int H = (int)h->get_value ();
cropHeight2Resized (X, Y, W, H);
g_idle_add (notifyListenerUI, this);
}
// Fixed ratio toggle button
void Crop::ratioFixedChanged () {
// Batch mode handling when enabling/disabling fixed crop
if (batchMode && lastFixRatio != fixr->get_active ()) {
if (fixr->get_inconsistent()) {
fixr->set_inconsistent (false);
fconn.block (true);
fixr->set_active (false);
fconn.block (false);
}
else if (lastFixRatio)
fixr->set_inconsistent (true);
}
lastFixRatio = fixr->get_active ();
adjustCropToRatio();
}
// change to orientation or ration
void Crop::ratioChanged () {
if (!fixr->get_active ())
fixr->set_active(true); // will ajust ratio anyway
else
adjustCropToRatio();
}
// Correct current crop if it doesn't fit
void Crop::adjustCropToRatio() {
if (fixr->get_active() && !fixr->get_inconsistent()) {
// int W = w->get_value ();
// int H = h->get_value ();
int W = nw;
int H = nh;
int X = nx;
int Y = ny;
if (W>=H)
cropWidth2Resized (X, Y, W, H);
else
cropHeight2Resized (X, Y, W, H);
}
// This will save the options
g_idle_add (refreshSpinsUI, new RefreshSpinHelper (this, true));
}
void Crop::refreshSize () {
if (!batchMode) {
std::ostringstream ostrin;
ostrin.precision (3);
// ostrin << h->get_value()/ppi->get_value() << " in x " << w->get_value()/ppi->get_value() << " in";;
ostrin << nh/ppi->get_value() << " in x " << nw/ppi->get_value() << " in";;
sizein->set_text (ostrin.str ());
std::ostringstream ostrcm;
ostrcm.precision (3);
// ostrcm << h->get_value()/ppi->get_value()*2.54 << " cm x " << w->get_value()/ppi->get_value()*2.54 << " cm";;
ostrcm << nh/ppi->get_value()*2.54 << " cm x " << nw/ppi->get_value()*2.54 << " cm";;
sizecm->set_text (ostrcm.str ());
}
}
/*
* Set the maximum dimensions of the image. This method can be called with wrong values, then
* called with the good ones !?
*/
void Crop::setDimensions (int mw, int mh) {
maxw = mw;
maxh = mh;
bool xconnWasBlocked = xconn.block (true);
bool yconnWasBlocked = yconn.block (true);
bool wconnWasBlocked = wconn.block (true);
bool hconnWasBlocked = hconn.block (true);
w->set_range (0, maxw);
h->set_range (0, maxh);
x->set_range (0, maxw);
y->set_range (0, maxh);
if (!xconnWasBlocked) xconn.block (false);
if (!yconnWasBlocked) yconn.block (false);
if (!wconnWasBlocked) wconn.block (false);
if (!hconnWasBlocked) hconn.block (false);
if (enabled->get_active()==false) {
nx = 0;
ny = 0;
nw = mw;
nh = mh;
refreshSpins ();
}
refreshSize ();
}
struct setdimparams {
Crop* crop;
int x;
int y;
};
int sizeChangedUI (void* data) {
GThreadLock lock; // All GUI acces from idle_add callbacks or separate thread HAVE to be protected
setdimparams* params = static_cast<setdimparams*>(data);
params->crop->setDimensions (params->x, params->y);
delete params;
return 0;
}
void Crop::sizeChanged (int x, int y, int ow, int oh) {
setdimparams* params = new setdimparams;
params->x = x;
params->y = y;
params->crop = this;
g_idle_add (sizeChangedUI, params);
}
bool Crop::refreshSpins (bool notify) {
xconn.block (true);
yconn.block (true);
wconn.block (true);
hconn.block (true);
x->set_value (nx);
y->set_value (ny);
w->set_value (nw);
h->set_value (nh);
xDirty = true;
yDirty = true;
wDirty = true;
hDirty = true;
xconn.block (false);
yconn.block (false);
wconn.block (false);
hconn.block (false);
refreshSize ();
if (notify)
notifyListener ();
return false;
}
void Crop::cropMoved (int &X, int &Y, int &W, int &H) {
// W = w->get_value ();
// H = h->get_value ();
W = nw;
H = nh;
if (X+W>maxw)
X = maxw-W;
if (Y+H>maxh)
Y = maxh-H;
if (X<0)
X = 0;
if (Y<0)
Y = 0;
nx = X;
ny = Y;
nw = W;
nh = H;
g_idle_add (refreshSpinsUI, new RefreshSpinHelper (this, false));
// Glib::signal_idle().connect (sigc::mem_fun(*this, &Crop::refreshSpins));
}
void Crop::cropWidth1Resized (int &X, int &Y, int &W, int &H) {
int oldXR = nx + nw;
if (W < 0) W = 0;
if (W > oldXR) W = oldXR;
if (fixr->get_active()) {
double r = getRatio();
H = (int)round(W / r);
if (H > maxh) {
H = maxh;
W = H * r;
}
ny = ny - (H - nh) / 2.0;
if (ny < 0) ny = 0;
if (ny + H > maxh) ny = maxh - H;
}
X = oldXR - W;
Y = ny;
nx = X;
nw = W;
nh = H;
g_idle_add (refreshSpinsUI, new RefreshSpinHelper (this, false));
}
void Crop::cropWidth2Resized (int &X, int &Y, int &W, int &H) {
if (W < 0) W = 0;
if (W > maxw - nx) W = maxw - nx;
if (fixr->get_active()) {
double r = getRatio();
H = (int)round(W / r);
if (H > maxh) {
H = maxh;
W = H * r;
}
ny = ny - (H - nh) / 2.0;
if (ny < 0) ny = 0;
if (ny + H > maxh) ny = maxh - H;
}
X = nx;
Y = ny;
nw = W;
nh = H;
g_idle_add (refreshSpinsUI, new RefreshSpinHelper (this, false));
}
void Crop::cropHeight1Resized (int &X, int &Y, int &W, int &H) {
int oldYB = ny + nh;
if (H < 0) H = 0;
if (H > oldYB) H = oldYB;
if (fixr->get_active()) {
double r = getRatio();
W = (int)round(H * r);
if (W > maxw) {
W = maxw;
H = W / r;
}
nx = nx - (W - nw) / 2.0;
if (nx < 0) nx = 0;
if (nx + W > maxw) nx = maxw - W;
}
X = nx;
Y = oldYB - H;
ny = Y;
nw = W;
nh = H;
g_idle_add (refreshSpinsUI, new RefreshSpinHelper (this, false));
}
void Crop::cropHeight2Resized (int &X, int &Y, int &W, int &H) {
if (H < 0) H = 0;
if (H > maxh - ny) H = maxh - ny;
if (fixr->get_active()) {
double r = getRatio();
W = (int)round(H * r);
if (W > maxw) {
W = maxw;
H = W / r;
}
nx = nx - (W - nw) / 2.0; // nx must be floating point to avoid drifting
if (nx < 0) nx = 0;
if (nx + W > maxw) nx = maxw - W;
}
X = nx;
Y = ny;
nw = W;
nh = H;
g_idle_add (refreshSpinsUI, new RefreshSpinHelper (this, false));
}
void Crop::cropTopLeftResized (int &X, int &Y, int &W, int &H) {
int oldXR = nx + nw; // right side
int oldYB = ny + nh; // bottom side
if (W < 0) W = 0;
if (H < 0) H = 0;
if (W > oldXR) W = oldXR;
if (H > oldYB) H = oldYB;
if (fixr->get_active()) {
double r = getRatio();
W = (int)round(H * r);
if (W > oldXR) {
W = oldXR;
H = (int)round(W / r);
}
}
X = oldXR - W;
Y = oldYB - H;
nx = X;
ny = Y;
nw = W;
nh = H;
g_idle_add (refreshSpinsUI, new RefreshSpinHelper (this, false));
}
void Crop::cropTopRightResized (int &X, int &Y, int &W, int &H) {
int oldYB = ny + nh;
if (W < 0) W = 0;
if (H < 0) H = 0;
if (W > maxw - nx) W = maxw - nx;
if (H > oldYB) H = oldYB;
if (fixr->get_active()) {
double r = getRatio();
W = (int)round(H * r);
if (W > maxw - nx) {
W = maxw - nx;
H = (int)round(W / r);
}
}
X = nx;
Y = oldYB - H;
ny = Y;
nw = W;
nh = H;
g_idle_add (refreshSpinsUI, new RefreshSpinHelper (this, false));
}
void Crop::cropBottomLeftResized (int &X, int &Y, int &W, int &H) {
int oldXR = nx + nw;
if (W < 0) W = 0;
if (H < 0) H = 0;
if (W > oldXR) W = oldXR;
if (H > maxh - ny) H = maxh - ny;
if (fixr->get_active()) {
double r = getRatio();
W = (int)round(H * r);
if (W > oldXR) {
W = oldXR;
H = (int)round(W / r);
}
}
X = oldXR - W;
Y = ny;
nx = X;
nw = W;
nh = H;
g_idle_add (refreshSpinsUI, new RefreshSpinHelper (this, false));
}
void Crop::cropBottomRightResized (int &X, int &Y, int &W, int &H) {
if (W < 0) W = 0;
if (H < 0) H = 0;
if (W > maxw - nx) W = maxw - nx;
if (H > maxh - ny) H = maxh - ny;
if (fixr->get_active()) {
double r = getRatio();
W = (int)round(H * r);
if (W > maxw - nx) {
W = maxw - nx;
H = (int)round(W / r);
}
}
X = nx;
Y = ny;
nw = W;
nh = H;
g_idle_add (refreshSpinsUI, new RefreshSpinHelper (this, false));
}
void Crop::cropInit (int &x, int &y, int &w, int &h) {
nx = x;
ny = y;
nw = 1;
nh = 1;
w = 1; h = 1;
econn.block (true);
enabled->set_active (1);
econn.block (false);
g_idle_add (refreshSpinsUI, new RefreshSpinHelper (this, false));
// Glib::signal_idle().connect (sigc::mem_fun(*this, &Crop::refreshSpins));
}
void Crop::cropResized (int &x, int &y, int& x2, int& y2) {
if (x2<0)
x2 = 0;
if (y2<0)
y2 = 0;
if (x2>=maxw)
x2 = maxw-1;
if (y2>=maxh)
y2 = maxh-1;
int X, Y;
int W;
if (x<x2) {
W = x2 - x + 1;
X = x;
}
else {
W = x - x2 + 1;
X = x2;
}
int H;
if (y<y2) {
H = y2 - y + 1;
Y = y;
}
else {
H = y - y2 + 1;
Y = y2;
}
if (W>maxw)
W = maxw;
if (H>maxh)
H = maxh;
if (fixr->get_active()) {
double r = getRatio ();
if (y<=y2) {
int W2max = (int)round ((maxh-Y) * r);
if (W>W2max)
W = W2max;
}
else {
int W2max = (int)round (y * r);
if (W>W2max)
W = W2max;
}
H = (int)round(W / r);
if (x<x2)
x2 = x + W - 1;
else
x2 = x - W + 1;
if (y<y2)
y2 = y + H - 1;
else
y2 = y - H + 1;
}
if (x<x2) {
W = x2 - x + 1;
X = x;
}
else {
W = x - x2 + 1;
X = x2;
}
if (y<y2) {
H = y2 - y + 1;
Y = y;
}
else {
H = y - y2 + 1;
Y = y2;
}
nx = X;
ny = Y;
nw = W;
nh = H;
g_idle_add (refreshSpinsUI, new RefreshSpinHelper (this, false));
}
void Crop::cropManipReady () {
g_idle_add (notifyListenerUI, this);
}
double Crop::getRatio () {
double r = -1.0;
if (fixr->get_active()==false)
return r;
r = cropratio[ratio->get_active_row_number()].value;
if (orientation->get_active_row_number()==0)
return r;
else
return 1.0 / r;
}
void Crop::setBatchMode (bool batchMode) {
ToolPanel::setBatchMode (batchMode);
ratio->append_text ("(Unchanged)");
orientation->append_text ("(Unchanged)");
guide->append_text ("(Unchanged)");
removeIfThere (this, ppibox);
}
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