tracedialog.cpp revision d039414a8d792d757777c158c74cdf9a53c5d48e
/** @file
* @brief Bitmap tracing settings dialog - implementation
*/
/* Authors:
* Bob Jamison <rjamison@titan.com>
* Stéphane Gimenez <dev@gim.name>
* Other dudes from The Inkscape Organization
*
* Copyright (C) 2004-2006 Authors
*
* Released under GNU GPL, read the file 'COPYING' for more information
*/
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include <gtkmm/notebook.h>
#include <gtkmm/spinbutton.h>
#include "desktop.h"
#include "tracedialog.h"
#include "trace/potrace/inkscape-potrace.h"
namespace Inkscape {
namespace UI {
namespace Dialog {
//#########################################################################
//## I M P L E M E N T A T I O N
//#########################################################################
/**
* A dialog for adjusting bitmap->vector tracing parameters
*/
class TraceDialogImpl : public TraceDialog
{
public:
/**
* Constructor
*/
/**
* Destructor
*/
~TraceDialogImpl();
/**
* Callback from OK or Cancel
*/
void responseCallback(int response_id);
private:
/**
* This is the big almighty McGuffin
*/
/**
* This does potrace processing
* Only preview if do_i_trace is false
*/
void potraceProcess(bool do_i_trace);
/**
* Abort processing
*/
void abort();
void previewCallback();
//############ General items
//######## Left pannel
//#### Notebook
//## Modes
//# Single scan mode
//brightness
//edge detection
//Gtk::HSeparator modeCannySeparator;
//Gtk::Label modeCannyLoSpinnerLabel;
//Gtk::SpinButton modeCannyLoSpinner;
//quantization
//params
//# Multiple path scanning mode
//brightness
//colors
//grays
//params
//## Options
// potrace parameters
//#### Credits
//######## Right pannel
//#### SIOX selection
//#### Preview
};
//#########################################################################
//## E V E N T S
//#########################################################################
/**
* This does potrace processing
* Only preview if do_i_trace is false
*/
{
if (desktop)
//##### Get the tracer and engine
/* inversion */
//##### Get the preprocessor settings
/* siox -- performed by Tracer, and before any of the others */
if (sioxButton.get_active())
tracer.enableSiox(true);
else
tracer.enableSiox(false);
/* one of the following */
else if (modeMultiScanBrightnessRadioButton.get_active())
else if (modeCannyRadioButton.get_active())
else if (modeQuantRadioButton.get_active())
else if (modeMultiScanColorRadioButton.get_active())
{
}
else if (modeMultiScanMonoRadioButton.get_active())
{
}
/* params */
int paramsSpecklesSize =
0;
double paramsCornersThreshold =
0.;
//##### Get the single-scan settings
/* brightness */
/* canny */
/* quantization */
//##### Get multiple-scan settings
//##### Get intermediate bitmap image
if (pixbuf)
{
if (preview)
{
//g_object_unref(preview);
}
}
//##### Convert
if (do_i_trace)
{
if (mainCancelButton)
mainCancelButton->set_sensitive(true);
if (mainOkButton)
mainOkButton->set_sensitive(false);
if (mainCancelButton)
mainCancelButton->set_sensitive(false);
if (mainOkButton)
mainOkButton->set_sensitive(true);
}
if (desktop)
}
/**
* Abort processing
*/
void TraceDialogImpl::abort()
{
if (desktop)
if (mainCancelButton)
mainCancelButton->set_sensitive(false);
if (mainOkButton)
mainOkButton->set_sensitive(true);
//### Make the abort() call to the tracer
}
//#########################################################################
//## E V E N T S
//#########################################################################
/**
* Callback from the Preview button. Can be called from elsewhere.
*/
void TraceDialogImpl::previewCallback()
{
potraceProcess(false);
}
/**
* Default response from the dialog. Let's intercept it
*/
{
if (response_id == GTK_RESPONSE_OK)
{
// for now, we assume potrace, as it's the only one we have
potraceProcess(true);
}
else if (response_id == GTK_RESPONSE_CANCEL)
{
abort();
}
else
{
hide();
return;
}
}
//#########################################################################
//## C O N S T R U C T O R / D E S T R U C T O R
//#########################################################################
/**
* Constructor
*/
{
#define MARGIN 2
//#### begin left panel
//### begin notebook
//## begin mode page
//# begin single scan
// brightness
_("Trace by a given brightness level"));
// canny edge detection
// TRANSLATORS: "Canny" is the name of the inventor of this edge detection method
_("Trace with optimal edge detection by J. Canny's algorithm"));
/*
modeCannyBox.pack_start(modeCannySeparator);
modeCannyLoSpinnerLabel.set_label(_("Low"));
modeCannyBox.pack_start(modeCannyLoSpinnerLabel);
modeCannyLoSpinner.set_digits(5);
modeCannyLoSpinner.set_increments(0.01, 0.1);
modeCannyLoSpinner.set_range(0.0, 1.0);
modeCannyLoSpinner.set_value(0.1);
modeCannyBox.pack_start(modeCannyLoSpinner);
*/
_("Brightness cutoff for adjacent pixels (determines edge thickness)"));
// quantization
// TRANSLATORS: Color Quantization: the process of reducing the number
// of colors in an image by selecting an optimized set of representative
// colors and then re-applying this reduced set to the original image.
_("Trace along the boundaries of reduced colors"));
_("The number of reduced colors"));
// swap black and white
modeInvertButton.set_active(false);
_("Invert black and white regions"));
//# end single scan
//# begin multiple scan
_("Trace the given number of brightness levels"));
_("The desired number of scans"));
_("Trace the given number of reduced colors"));
_("Same as Colors, but the result is converted to grayscale"));
// TRANSLATORS: "Smooth" is a verb here
_("Apply Gaussian blur to the bitmap before tracing"));
// TRANSLATORS: "Stack" is a verb here
tips.set_tip(modeMultiScanStackButton, _("Stack scans on top of one another (no gaps) instead of tiling (usually with gaps)"));
// TRANSLATORS: "Layer" refers to one of the stacked paths in the multiscan
_("Remove bottom (background) layer when done"));
//modeQuantFrame.set_shadow_type(Gtk::SHADOW_NONE);
//# end multiple scan
//## end mode page
//## begin option page
//# potrace parameters
_("Ignore small spots (speckles) in the bitmap"));
optionsSpecklesButton.set_active(true);
_("Speckles of up to this many pixels will be suppressed"));
_("Smooth out sharp corners of the trace"));
optionsCornersButton.set_active(true);
_("Increase this to smooth corners more"));
optionsOptimButton.set_active(true);
_("Try to optimize paths by joining adjacent Bezier curve segments"));
_("Increase this to reduce the number of nodes in the trace by more aggressive optimization"));
//## end option page
//### credits
potraceCreditsLabel.set_text(_("Inkscape bitmap tracing\nis based on Potrace,\ncreated by Peter Selinger\n\nhttp://potrace.sourceforge.net"));
//### end notebook
//#### end left panel
//#### begin right panel
//## SIOX
_("Cover the area you want to select as the foreground"));
//## preview
// I guess it's correct to call the "intermediate bitmap" a preview of the trace
_("Preview the intermediate bitmap with the current settings, without actual tracing"));
//previewImage.set_alignment (Gtk::ALIGN_CENTER, Gtk::ALIGN_CENTER);
//previewFrame.set_shadow_type(Gtk::SHADOW_NONE);
//#### end right panel
//#### Global stuff
//## The OK button
if (mainCancelButton) {
mainCancelButton->set_sensitive(false);
}
//## Connect the signal
}
/**
* Factory method. Use this to create a new TraceDialog
*/
{
return *dialog;
}
/**
* Constructor
*/
{
}
} //namespace Dialog
} //namespace UI
} //namespace Inkscape
//#########################################################################
//## E N D O F F I L E
//#########################################################################