#ifdef HAVE_CONFIG_H

#include "config.h"

#endif

#include <math.h>

#include <gtkmm/adjustment.h>

#include <glibmm/i18n.h>

#include <gtk/gtk.h>

#include "svg/svg-icc-color.h"

#include "ui/dialog-events.h"

#include "ui/widget/color-scales.h"

#include "ui/widget/color-slider.h"

#define CSC_CHANNEL_R (1 << 0)

#define CSC_CHANNEL_G (1 << 1)

#define CSC_CHANNEL_B (1 << 2)

#define CSC_CHANNEL_A (1 << 3)

#define CSC_CHANNEL_H (1 << 0)

#define CSC_CHANNEL_S (1 << 1)

#define CSC_CHANNEL_V (1 << 2)

#define CSC_CHANNEL_C (1 << 0)

#define CSC_CHANNEL_M (1 << 1)

#define CSC_CHANNEL_Y (1 << 2)

#define CSC_CHANNEL_K (1 << 3)

#define CSC_CHANNEL_CMYKA (1 << 4)

#define CSC_CHANNELS_ALL 0

#define XPAD 4

#define YPAD 1

#define noDUMP_CHANGE_INFO 1

namespace Inkscape {

namespace UI {

namespace Widget {

static const gchar *sp_color_scales_hue_map();

const gchar *ColorScales::SUBMODE_NAMES[] = { N_("None"), N_("RGB"), N_("HSL"), N_("CMYK") };

ColorScales::ColorScales(SelectedColor &color, SPColorScalesMode mode)

#if GTK_CHECK_VERSION(3, 0, 0)

: Gtk::Grid()

#else

: Gtk::Table(5, 3, false)

#endif

, _color(color)

, _rangeLimit(255.0)

, _updating(FALSE)

, _dragging(FALSE)

{

for (gint i = 0; i < 5; i++) {

_l[i] = 0;

_a[i] = 0;

_s[i] = 0;

_b[i] = 0;

}

_initUI(mode);

_color.signal_changed.connect(sigc::mem_fun(this, &ColorScales::_onColorChanged));

_color.signal_dragged.connect(sigc::mem_fun(this, &ColorScales::_onColorChanged));

}

ColorScales::~ColorScales()

{

for (gint i = 0; i < 5; i++) {

_l[i] = 0;

_a[i] = 0;

_s[i] = 0;

_b[i] = 0;

}

}

void ColorScales::_initUI(SPColorScalesMode mode)

{

gint i;

_updating = FALSE;

_dragging = FALSE;

GtkWidget *t = GTK_WIDGET(gobj());

/* Create components */

for (i = 0; i < static_cast<gint>(G_N_ELEMENTS(_a)); i++) {

/* Label */

_l[i] = gtk_label_new("");

gtk_misc_set_alignment(GTK_MISC(_l[i]), 1.0, 0.5);

gtk_widget_show(_l[i]);

#if GTK_CHECK_VERSION(3, 0, 0)

#if GTK_CHECK_VERSION(3, 12, 0)

gtk_widget_set_margin_start(_l[i], XPAD);

gtk_widget_set_margin_end(_l[i], XPAD);

#else

gtk_widget_set_margin_left(_l[i], XPAD);

gtk_widget_set_margin_right(_l[i], XPAD);

#endif

gtk_widget_set_margin_top(_l[i], YPAD);

gtk_widget_set_margin_bottom(_l[i], YPAD);

gtk_grid_attach(GTK_GRID(t), _l[i], 0, i, 1, 1);

#else

gtk_table_attach(GTK_TABLE(t), _l[i], 0, 1, i, i + 1, GTK_FILL, GTK_FILL, XPAD, YPAD);

#endif

/* Adjustment */

_a[i] = GTK_ADJUSTMENT(gtk_adjustment_new(0.0, 0.0, _rangeLimit, 1.0, 10.0, 10.0));

/* Slider */

_s[i] = Gtk::manage(new Inkscape::UI::Widget::ColorSlider(Glib::wrap(_a[i], true)));

_s[i]->show();

#if GTK_CHECK_VERSION(3, 0, 0)

#if GTK_CHECK_VERSION(3, 12, 0)

_s[i]->set_margin_start(XPAD);

_s[i]->set_margin_end(XPAD);

#else

_s[i]->set_margin_left(XPAD);

_s[i]->set_margin_right(XPAD);

#endif

_s[i]->set_margin_top(YPAD);

_s[i]->set_margin_bottom(YPAD);

_s[i]->set_hexpand(true);

gtk_grid_attach(GTK_GRID(t), _s[i]->gobj(), 1, i, 1, 1);

#else

gtk_table_attach(GTK_TABLE(t), _s[i]->gobj(), 1, 2, i, i + 1, (GtkAttachOptions)(GTK_EXPAND | GTK_FILL),

GTK_FILL, XPAD, YPAD);

#endif

/* Spinbutton */

_b[i] = gtk_spin_button_new(GTK_ADJUSTMENT(_a[i]), 1.0, 0);

sp_dialog_defocus_on_enter(_b[i]);

gtk_label_set_mnemonic_widget(GTK_LABEL(_l[i]), _b[i]);

gtk_widget_show(_b[i]);

#if GTK_CHECK_VERSION(3, 0, 0)

#if GTK_CHECK_VERSION(3, 12, 0)

gtk_widget_set_margin_start(_b[i], XPAD);

gtk_widget_set_margin_end(_b[i], XPAD);

#else

gtk_widget_set_margin_left(_b[i], XPAD);

gtk_widget_set_margin_right(_b[i], XPAD);

#endif

gtk_widget_set_margin_top(_b[i], YPAD);

gtk_widget_set_margin_bottom(_b[i], YPAD);

gtk_widget_set_halign(_b[i], GTK_ALIGN_CENTER);

gtk_widget_set_valign(_b[i], GTK_ALIGN_CENTER);

gtk_grid_attach(GTK_GRID(t), _b[i], 2, i, 1, 1);

#else

gtk_table_attach(GTK_TABLE(t), _b[i], 2, 3, i, i + 1, (GtkAttachOptions)0, (GtkAttachOptions)0, XPAD, YPAD);

#endif

/* Attach channel value to adjustment */

g_object_set_data(G_OBJECT(_a[i]), "channel", GINT_TO_POINTER(i));

/* Signals */

g_signal_connect(G_OBJECT(_a[i]), "value_changed", G_CALLBACK(_adjustmentAnyChanged), this);

_s[i]->signal_grabbed.connect(sigc::mem_fun(this, &ColorScales::_sliderAnyGrabbed));

_s[i]->signal_released.connect(sigc::mem_fun(this, &ColorScales::_sliderAnyReleased));

_s[i]->signal_value_changed.connect(sigc::mem_fun(this, &ColorScales::_sliderAnyChanged));

}

//Prevent 5th bar from being shown by PanelDialog::show_all_children

gtk_widget_set_no_show_all(_l[4], TRUE);

_s[4]->set_no_show_all(true);

gtk_widget_set_no_show_all(_b[4], TRUE);

/* Initial mode is none, so it works */

setMode(mode);

}

void ColorScales::_recalcColor()

{

SPColor color;

gfloat alpha = 1.0;

gfloat c[5];

switch (_mode) {

case SP_COLOR_SCALES_MODE_RGB:

case SP_COLOR_SCALES_MODE_HSV:

_getRgbaFloatv(c);

color.set(c[0], c[1], c[2]);

alpha = c[3];

break;

case SP_COLOR_SCALES_MODE_CMYK: {

_getCmykaFloatv(c);

float rgb[3];

sp_color_cmyk_to_rgb_floatv(rgb, c[0], c[1], c[2], c[3]);

color.set(rgb[0], rgb[1], rgb[2]);

alpha = c[4];

break;

}

default:

g_warning("file %s: line %d: Illegal color selector mode %d", __FILE__, __LINE__, _mode);

break;

}

_color.preserveICC();

_color.setColorAlpha(color, alpha);

}

gfloat ColorScales::getScaled(const GtkAdjustment *a)

{

gfloat val = gtk_adjustment_get_value(const_cast<GtkAdjustment *>(a)) /

gtk_adjustment_get_upper(const_cast<GtkAdjustment *>(a));

return val;

}

void ColorScales::setScaled(GtkAdjustment *a, gfloat v)

{

gfloat val = v * gtk_adjustment_get_upper(a);

gtk_adjustment_set_value(a, val);

}

void ColorScales::_setRangeLimit(gdouble upper)

{

_rangeLimit = upper;

for (gint i = 0; i < static_cast<gint>(G_N_ELEMENTS(_a)); i++) {

gtk_adjustment_set_upper(_a[i], upper);

gtk_adjustment_changed(_a[i]);

}

}

void ColorScales::_onColorChanged()

{

if (!get_visible()) {

return;

}

#ifdef DUMP_CHANGE_INFO

g_message("ColorScales::_onColorChanged( this=%p, %f, %f, %f, %f)", this, _color.color().v.c[0],

_color.color().v.c[1], _color.color().v.c[2], _color.alpha());

#endif

gfloat tmp[3];

gfloat c[5] = { 0.0, 0.0, 0.0, 0.0 };

SPColor color = _color.color();

switch (_mode) {

case SP_COLOR_SCALES_MODE_RGB:

sp_color_get_rgb_floatv(&color, c);

c[3] = _color.alpha();

c[4] = 0.0;

break;

case SP_COLOR_SCALES_MODE_HSV:

sp_color_get_rgb_floatv(&color, tmp);

sp_color_rgb_to_hsl_floatv(c, tmp[0], tmp[1], tmp[2]);

c[3] = _color.alpha();

c[4] = 0.0;

break;

case SP_COLOR_SCALES_MODE_CMYK:

sp_color_get_cmyk_floatv(&color, c);

c[4] = _color.alpha();

break;

default:

g_warning("file %s: line %d: Illegal color selector mode %d", __FILE__, __LINE__, _mode);

break;

}

_updating = TRUE;

setScaled(_a[0], c[0]);

setScaled(_a[1], c[1]);

setScaled(_a[2], c[2]);

setScaled(_a[3], c[3]);

setScaled(_a[4], c[4]);

_updateSliders(CSC_CHANNELS_ALL);

_updating = FALSE;

}

void ColorScales::_getRgbaFloatv(gfloat *rgba)

{

g_return_if_fail(rgba != NULL);

switch (_mode) {

case SP_COLOR_SCALES_MODE_RGB:

rgba[0] = getScaled(_a[0]);

rgba[1] = getScaled(_a[1]);

rgba[2] = getScaled(_a[2]);

rgba[3] = getScaled(_a[3]);

break;

case SP_COLOR_SCALES_MODE_HSV:

sp_color_hsl_to_rgb_floatv(rgba, getScaled(_a[0]), getScaled(_a[1]), getScaled(_a[2]));

rgba[3] = getScaled(_a[3]);

break;

case SP_COLOR_SCALES_MODE_CMYK:

sp_color_cmyk_to_rgb_floatv(rgba, getScaled(_a[0]), getScaled(_a[1]), getScaled(_a[2]), getScaled(_a[3]));

rgba[3] = getScaled(_a[4]);

break;

default:

g_warning("file %s: line %d: Illegal color selector mode", __FILE__, __LINE__);

break;

}

}

void ColorScales::_getCmykaFloatv(gfloat *cmyka)

{

gfloat rgb[3];

g_return_if_fail(cmyka != NULL);

switch (_mode) {

case SP_COLOR_SCALES_MODE_RGB:

sp_color_rgb_to_cmyk_floatv(cmyka, getScaled(_a[0]), getScaled(_a[1]), getScaled(_a[2]));

cmyka[4] = getScaled(_a[3]);

break;

case SP_COLOR_SCALES_MODE_HSV:

sp_color_hsl_to_rgb_floatv(rgb, getScaled(_a[0]), getScaled(_a[1]), getScaled(_a[2]));

sp_color_rgb_to_cmyk_floatv(cmyka, rgb[0], rgb[1], rgb[2]);

cmyka[4] = getScaled(_a[3]);

break;

case SP_COLOR_SCALES_MODE_CMYK:

cmyka[0] = getScaled(_a[0]);

cmyka[1] = getScaled(_a[1]);

cmyka[2] = getScaled(_a[2]);

cmyka[3] = getScaled(_a[3]);

cmyka[4] = getScaled(_a[4]);

break;

default:

g_warning("file %s: line %d: Illegal color selector mode", __FILE__, __LINE__);

break;

}

}

guint32 ColorScales::_getRgba32()

{

gfloat c[4];

guint32 rgba;

_getRgbaFloatv(c);

rgba = SP_RGBA32_F_COMPOSE(c[0], c[1], c[2], c[3]);

return rgba;

}

void ColorScales::setMode(SPColorScalesMode mode)

{

gfloat rgba[4];

gfloat c[4];

if (_mode == mode)

return;

if ((_mode == SP_COLOR_SCALES_MODE_RGB) || (_mode == SP_COLOR_SCALES_MODE_HSV) ||

(_mode == SP_COLOR_SCALES_MODE_CMYK)) {

_getRgbaFloatv(rgba);

}

else {

rgba[0] = rgba[1] = rgba[2] = rgba[3] = 1.0;

}

_mode = mode;

switch (mode) {

case SP_COLOR_SCALES_MODE_RGB:

_setRangeLimit(255.0);

gtk_label_set_markup_with_mnemonic(GTK_LABEL(_l[0]), _("_R:"));

_s[0]->set_tooltip_text(_("Red"));

gtk_widget_set_tooltip_text(_b[0], _("Red"));

gtk_label_set_markup_with_mnemonic(GTK_LABEL(_l[1]), _("_G:"));

_s[1]->set_tooltip_text(_("Green"));

gtk_widget_set_tooltip_text(_b[1], _("Green"));

gtk_label_set_markup_with_mnemonic(GTK_LABEL(_l[2]), _("_B:"));

_s[2]->set_tooltip_text(_("Blue"));

gtk_widget_set_tooltip_text(_b[2], _("Blue"));

gtk_label_set_markup_with_mnemonic(GTK_LABEL(_l[3]), _("_A:"));

_s[3]->set_tooltip_text(_("Alpha (opacity)"));

gtk_widget_set_tooltip_text(_b[3], _("Alpha (opacity)"));

_s[0]->setMap(NULL);

gtk_widget_hide(_l[4]);

_s[4]->hide();

gtk_widget_hide(_b[4]);

_updating = TRUE;

setScaled(_a[0], rgba[0]);

setScaled(_a[1], rgba[1]);

setScaled(_a[2], rgba[2]);

setScaled(_a[3], rgba[3]);

_updateSliders(CSC_CHANNELS_ALL);

_updating = FALSE;

break;

case SP_COLOR_SCALES_MODE_HSV:

_setRangeLimit(255.0);

gtk_label_set_markup_with_mnemonic(GTK_LABEL(_l[0]), _("_H:"));

_s[0]->set_tooltip_text(_("Hue"));

gtk_widget_set_tooltip_text(_b[0], _("Hue"));

gtk_label_set_markup_with_mnemonic(GTK_LABEL(_l[1]), _("_S:"));

_s[1]->set_tooltip_text(_("Saturation"));

gtk_widget_set_tooltip_text(_b[1], _("Saturation"));

gtk_label_set_markup_with_mnemonic(GTK_LABEL(_l[2]), _("_L:"));

_s[2]->set_tooltip_text(_("Lightness"));

gtk_widget_set_tooltip_text(_b[2], _("Lightness"));

gtk_label_set_markup_with_mnemonic(GTK_LABEL(_l[3]), _("_A:"));

_s[3]->set_tooltip_text(_("Alpha (opacity)"));

gtk_widget_set_tooltip_text(_b[3], _("Alpha (opacity)"));

_s[0]->setMap((guchar *)(sp_color_scales_hue_map()));

gtk_widget_hide(_l[4]);

_s[4]->hide();

gtk_widget_hide(_b[4]);

_updating = TRUE;

c[0] = 0.0;

sp_color_rgb_to_hsl_floatv(c, rgba[0], rgba[1], rgba[2]);

setScaled(_a[0], c[0]);

setScaled(_a[1], c[1]);

setScaled(_a[2], c[2]);

setScaled(_a[3], rgba[3]);

_updateSliders(CSC_CHANNELS_ALL);

_updating = FALSE;

break;

case SP_COLOR_SCALES_MODE_CMYK:

_setRangeLimit(100.0);

gtk_label_set_markup_with_mnemonic(GTK_LABEL(_l[0]), _("_C:"));

_s[0]->set_tooltip_text(_("Cyan"));

gtk_widget_set_tooltip_text(_b[0], _("Cyan"));

gtk_label_set_markup_with_mnemonic(GTK_LABEL(_l[1]), _("_M:"));

_s[1]->set_tooltip_text(_("Magenta"));

gtk_widget_set_tooltip_text(_b[1], _("Magenta"));

gtk_label_set_markup_with_mnemonic(GTK_LABEL(_l[2]), _("_Y:"));

_s[2]->set_tooltip_text(_("Yellow"));

gtk_widget_set_tooltip_text(_b[2], _("Yellow"));

gtk_label_set_markup_with_mnemonic(GTK_LABEL(_l[3]), _("_K:"));

_s[3]->set_tooltip_text(_("Black"));

gtk_widget_set_tooltip_text(_b[3], _("Black"));

gtk_label_set_markup_with_mnemonic(GTK_LABEL(_l[4]), _("_A:"));

_s[4]->set_tooltip_text(_("Alpha (opacity)"));

gtk_widget_set_tooltip_text(_b[4], _("Alpha (opacity)"));

_s[0]->setMap(NULL);

gtk_widget_show(_l[4]);

_s[4]->show();

gtk_widget_show(_b[4]);

_updating = TRUE;

sp_color_rgb_to_cmyk_floatv(c, rgba[0], rgba[1], rgba[2]);

setScaled(_a[0], c[0]);

setScaled(_a[1], c[1]);

setScaled(_a[2], c[2]);

setScaled(_a[3], c[3]);

setScaled(_a[4], rgba[3]);

_updateSliders(CSC_CHANNELS_ALL);

_updating = FALSE;

break;

default:

g_warning("file %s: line %d: Illegal color selector mode", __FILE__, __LINE__);

break;

}

}

SPColorScalesMode ColorScales::getMode() const { return _mode; }

void ColorScales::_adjustmentAnyChanged(GtkAdjustment *adjustment, ColorScales *cs)

{

gint channel = GPOINTER_TO_INT(g_object_get_data(G_OBJECT(adjustment), "channel"));

_adjustmentChanged(cs, channel);

}

void ColorScales::_sliderAnyGrabbed()

{

if (_updating) {

return;

}

if (!_dragging) {

_dragging = TRUE;

_color.setHeld(true);

}

}

void ColorScales::_sliderAnyReleased()

{

if (_updating) {

return;

}

if (_dragging) {

_dragging = FALSE;

_color.setHeld(false);

}

}

void ColorScales::_sliderAnyChanged()

{

if (_updating) {

return;

}

_recalcColor();

}

void ColorScales::_adjustmentChanged(ColorScales *scales, guint channel)

{

if (scales->_updating) {

return;

}

scales->_updateSliders((1 << channel));

scales->_recalcColor();

}

void ColorScales::_updateSliders(guint channels)

{

gfloat rgb0[3], rgbm[3], rgb1[3];

#ifdef SPCS_PREVIEW

guint32 rgba;

#endif

switch (_mode) {

case SP_COLOR_SCALES_MODE_RGB:

if ((channels != CSC_CHANNEL_R) && (channels != CSC_CHANNEL_A)) {

/* Update red */

_s[0]->setColors(SP_RGBA32_F_COMPOSE(0.0, getScaled(_a[1]), getScaled(_a[2]), 1.0),

SP_RGBA32_F_COMPOSE(0.5, getScaled(_a[1]), getScaled(_a[2]), 1.0),

SP_RGBA32_F_COMPOSE(1.0, getScaled(_a[1]), getScaled(_a[2]), 1.0));

}

if ((channels != CSC_CHANNEL_G) && (channels != CSC_CHANNEL_A)) {

/* Update green */

_s[1]->setColors(SP_RGBA32_F_COMPOSE(getScaled(_a[0]), 0.0, getScaled(_a[2]), 1.0),

SP_RGBA32_F_COMPOSE(getScaled(_a[0]), 0.5, getScaled(_a[2]), 1.0),

SP_RGBA32_F_COMPOSE(getScaled(_a[0]), 1.0, getScaled(_a[2]), 1.0));

}

if ((channels != CSC_CHANNEL_B) && (channels != CSC_CHANNEL_A)) {

/* Update blue */

_s[2]->setColors(SP_RGBA32_F_COMPOSE(getScaled(_a[0]), getScaled(_a[1]), 0.0, 1.0),

SP_RGBA32_F_COMPOSE(getScaled(_a[0]), getScaled(_a[1]), 0.5, 1.0),

SP_RGBA32_F_COMPOSE(getScaled(_a[0]), getScaled(_a[1]), 1.0, 1.0));

}

if (channels != CSC_CHANNEL_A) {

/* Update alpha */

_s[3]->setColors(SP_RGBA32_F_COMPOSE(getScaled(_a[0]), getScaled(_a[1]), getScaled(_a[2]), 0.0),

SP_RGBA32_F_COMPOSE(getScaled(_a[0]), getScaled(_a[1]), getScaled(_a[2]), 0.5),

SP_RGBA32_F_COMPOSE(getScaled(_a[0]), getScaled(_a[1]), getScaled(_a[2]), 1.0));

}

break;

case SP_COLOR_SCALES_MODE_HSV:

/* Hue is never updated */

if ((channels != CSC_CHANNEL_S) && (channels != CSC_CHANNEL_A)) {

/* Update saturation */

sp_color_hsl_to_rgb_floatv(rgb0, getScaled(_a[0]), 0.0, getScaled(_a[2]));

sp_color_hsl_to_rgb_floatv(rgbm, getScaled(_a[0]), 0.5, getScaled(_a[2]));

sp_color_hsl_to_rgb_floatv(rgb1, getScaled(_a[0]), 1.0, getScaled(_a[2]));

_s[1]->setColors(SP_RGBA32_F_COMPOSE(rgb0[0], rgb0[1], rgb0[2], 1.0),

SP_RGBA32_F_COMPOSE(rgbm[0], rgbm[1], rgbm[2], 1.0),

SP_RGBA32_F_COMPOSE(rgb1[0], rgb1[1], rgb1[2], 1.0));

}

if ((channels != CSC_CHANNEL_V) && (channels != CSC_CHANNEL_A)) {

/* Update value */

sp_color_hsl_to_rgb_floatv(rgb0, getScaled(_a[0]), getScaled(_a[1]), 0.0);

sp_color_hsl_to_rgb_floatv(rgbm, getScaled(_a[0]), getScaled(_a[1]), 0.5);

sp_color_hsl_to_rgb_floatv(rgb1, getScaled(_a[0]), getScaled(_a[1]), 1.0);

_s[2]->setColors(SP_RGBA32_F_COMPOSE(rgb0[0], rgb0[1], rgb0[2], 1.0),

SP_RGBA32_F_COMPOSE(rgbm[0], rgbm[1], rgbm[2], 1.0),

SP_RGBA32_F_COMPOSE(rgb1[0], rgb1[1], rgb1[2], 1.0));

}

if (channels != CSC_CHANNEL_A) {

/* Update alpha */

sp_color_hsl_to_rgb_floatv(rgb0, getScaled(_a[0]), getScaled(_a[1]), getScaled(_a[2]));

_s[3]->setColors(SP_RGBA32_F_COMPOSE(rgb0[0], rgb0[1], rgb0[2], 0.0),

SP_RGBA32_F_COMPOSE(rgb0[0], rgb0[1], rgb0[2], 0.5),

SP_RGBA32_F_COMPOSE(rgb0[0], rgb0[1], rgb0[2], 1.0));

}

break;

case SP_COLOR_SCALES_MODE_CMYK:

if ((channels != CSC_CHANNEL_C) && (channels != CSC_CHANNEL_CMYKA)) {

/* Update C */

sp_color_cmyk_to_rgb_floatv(rgb0, 0.0, getScaled(_a[1]), getScaled(_a[2]), getScaled(_a[3]));

sp_color_cmyk_to_rgb_floatv(rgbm, 0.5, getScaled(_a[1]), getScaled(_a[2]), getScaled(_a[3]));

sp_color_cmyk_to_rgb_floatv(rgb1, 1.0, getScaled(_a[1]), getScaled(_a[2]), getScaled(_a[3]));

_s[0]->setColors(SP_RGBA32_F_COMPOSE(rgb0[0], rgb0[1], rgb0[2], 1.0),

SP_RGBA32_F_COMPOSE(rgbm[0], rgbm[1], rgbm[2], 1.0),

SP_RGBA32_F_COMPOSE(rgb1[0], rgb1[1], rgb1[2], 1.0));

}

if ((channels != CSC_CHANNEL_M) && (channels != CSC_CHANNEL_CMYKA)) {

/* Update M */

sp_color_cmyk_to_rgb_floatv(rgb0, getScaled(_a[0]), 0.0, getScaled(_a[2]), getScaled(_a[3]));

sp_color_cmyk_to_rgb_floatv(rgbm, getScaled(_a[0]), 0.5, getScaled(_a[2]), getScaled(_a[3]));

sp_color_cmyk_to_rgb_floatv(rgb1, getScaled(_a[0]), 1.0, getScaled(_a[2]), getScaled(_a[3]));

_s[1]->setColors(SP_RGBA32_F_COMPOSE(rgb0[0], rgb0[1], rgb0[2], 1.0),

SP_RGBA32_F_COMPOSE(rgbm[0], rgbm[1], rgbm[2], 1.0),

SP_RGBA32_F_COMPOSE(rgb1[0], rgb1[1], rgb1[2], 1.0));

}

if ((channels != CSC_CHANNEL_Y) && (channels != CSC_CHANNEL_CMYKA)) {

/* Update Y */

sp_color_cmyk_to_rgb_floatv(rgb0, getScaled(_a[0]), getScaled(_a[1]), 0.0, getScaled(_a[3]));

sp_color_cmyk_to_rgb_floatv(rgbm, getScaled(_a[0]), getScaled(_a[1]), 0.5, getScaled(_a[3]));

sp_color_cmyk_to_rgb_floatv(rgb1, getScaled(_a[0]), getScaled(_a[1]), 1.0, getScaled(_a[3]));

_s[2]->setColors(SP_RGBA32_F_COMPOSE(rgb0[0], rgb0[1], rgb0[2], 1.0),

SP_RGBA32_F_COMPOSE(rgbm[0], rgbm[1], rgbm[2], 1.0),

SP_RGBA32_F_COMPOSE(rgb1[0], rgb1[1], rgb1[2], 1.0));

}

if ((channels != CSC_CHANNEL_K) && (channels != CSC_CHANNEL_CMYKA)) {

/* Update K */

sp_color_cmyk_to_rgb_floatv(rgb0, getScaled(_a[0]), getScaled(_a[1]), getScaled(_a[2]), 0.0);

sp_color_cmyk_to_rgb_floatv(rgbm, getScaled(_a[0]), getScaled(_a[1]), getScaled(_a[2]), 0.5);

sp_color_cmyk_to_rgb_floatv(rgb1, getScaled(_a[0]), getScaled(_a[1]), getScaled(_a[2]), 1.0);

_s[3]->setColors(SP_RGBA32_F_COMPOSE(rgb0[0], rgb0[1], rgb0[2], 1.0),

SP_RGBA32_F_COMPOSE(rgbm[0], rgbm[1], rgbm[2], 1.0),

SP_RGBA32_F_COMPOSE(rgb1[0], rgb1[1], rgb1[2], 1.0));

}

if (channels != CSC_CHANNEL_CMYKA) {

/* Update alpha */

sp_color_cmyk_to_rgb_floatv(rgb0, getScaled(_a[0]), getScaled(_a[1]), getScaled(_a[2]),

getScaled(_a[3]));

_s[4]->setColors(SP_RGBA32_F_COMPOSE(rgb0[0], rgb0[1], rgb0[2], 0.0),

SP_RGBA32_F_COMPOSE(rgb0[0], rgb0[1], rgb0[2], 0.5),

SP_RGBA32_F_COMPOSE(rgb0[0], rgb0[1], rgb0[2], 1.0));

}

break;

default:

g_warning("file %s: line %d: Illegal color selector mode", __FILE__, __LINE__);

break;

}

#ifdef SPCS_PREVIEW

rgba = sp_color_scales_get_rgba32(cs);

sp_color_preview_set_rgba32(SP_COLOR_PREVIEW(_p), rgba);

#endif

}

static const gchar *sp_color_scales_hue_map(void)

{

static gchar *map = NULL;

if (!map) {

gchar *p;

gint h;

map = g_new(gchar, 4 * 1024);

p = map;

for (h = 0; h < 1024; h++) {

gfloat rgb[3];

sp_color_hsl_to_rgb_floatv(rgb, h / 1024.0, 1.0, 0.5);

*p++ = SP_COLOR_F_TO_U(rgb[0]);

*p++ = SP_COLOR_F_TO_U(rgb[1]);

*p++ = SP_COLOR_F_TO_U(rgb[2]);

*p++ = 255;

}

}

return map;

}

ColorScalesFactory::ColorScalesFactory(SPColorScalesMode submode)

: _submode(submode)

{

}

ColorScalesFactory::~ColorScalesFactory() {}

Gtk::Widget *ColorScalesFactory::createWidget(Inkscape::UI::SelectedColor &color) const

{

Gtk::Widget *w = Gtk::manage(new ColorScales(color, _submode));

return w;

}

Glib::ustring ColorScalesFactory::modeName() const {

return gettext(ColorScales::SUBMODE_NAMES[_submode]);

}

}

}

}