#define noSP_SS_VERBOSE

#include "stroke-style.h"

#include "../gradient-chemistry.h"

#include "sp-gradient.h"

#include "sp-stop.h"

#include "svg/svg-color.h"

using Inkscape::DocumentUndo;

Gtk::Widget *sp_stroke_style_paint_widget_new(void)

{

return Inkscape::Widgets::createStyleWidget( STROKE );

}

Gtk::Widget *sp_stroke_style_line_widget_new(void)

{

return Inkscape::Widgets::createStrokeStyleWidget();

}

void sp_stroke_style_widget_set_desktop(Gtk::Widget *widget, SPDesktop *desktop)

{

Inkscape::StrokeStyle *ss = dynamic_cast<Inkscape::StrokeStyle*>(widget);

if (ss) {

ss->setDesktop(desktop);

}

}

SPObject* getMarkerObj(gchar const *n, SPDocument *doc)

{

gchar const *p = n;

while (*p != '\0' && *p != '#') {

p++;

}

if (*p == '\0' || p[1] == '\0') {

return NULL;

}

p++;

int c = 0;

while (p[c] != '\0' && p[c] != ')') {

c++;

}

if (p[c] == '\0') {

return NULL;

}

gchar* b = g_strdup(p);

b[c] = '\0';

// FIXME: get the document from the object and let the caller pass it in

SPObject *marker = doc->getObjectById(b);

return marker;

}

namespace Inkscape {

Gtk::Widget *Inkscape::Widgets::createStrokeStyleWidget( )

{

StrokeStyle *strokeStyle = new StrokeStyle();

return strokeStyle;

}

StrokeStyle::StrokeStyle() :

Gtk::VBox(),

miterLimitSpin(),

widthSpin(),

unitSelector(),

joinMiter(),

joinRound(),

joinBevel(),

capButt(),

capRound(),

capSquare(),

dashSelector(),

update(false),

desktop(0),

selectChangedConn(),

selectModifiedConn(),

startMarkerConn(),

midMarkerConn(),

endMarkerConn()

{

Gtk::HBox *hb;

Gtk::HBox *f = new Gtk::HBox(false, 0);

f->show();

add(*f);

table = new Gtk::Table(3, 6, false);

table->show();

table->set_border_width(4);

table->set_row_spacings(4);

f->add(*table);

gint i = 0;

//spw_label(t, C_("Stroke width", "_Width:"), 0, i);

hb = spw_hbox(table, 3, 1, i);

#if WITH_GTKMM_3_0

widthAdj = new Glib::RefPtr<Gtk::Adjustment>(Gtk::Adjustment::create(1.0, 0.0, 1000.0, 0.1, 10.0, 0.0));

#else

widthAdj = new Gtk::Adjustment(1.0, 0.0, 1000.0, 0.1, 10.0, 0.0);

#endif

widthSpin = new Inkscape::UI::Widget::SpinButton(*widthAdj, 0.1, 3);

widthSpin->set_tooltip_text(_("Stroke width"));

widthSpin->show();

spw_label(table, C_("Stroke width", "_Width:"), 0, i, widthSpin);

sp_dialog_defocus_on_enter_cpp(widthSpin);

hb->pack_start(*widthSpin, false, false, 0);

unitSelector = sp_unit_selector_new(SP_UNIT_ABSOLUTE | SP_UNIT_DEVICE);

Gtk::Widget *us = manage(Glib::wrap(unitSelector));

SPDesktop *desktop = SP_ACTIVE_DESKTOP;

if (desktop)

sp_unit_selector_set_unit (SP_UNIT_SELECTOR(unitSelector), sp_desktop_namedview(desktop)->doc_units);

sp_unit_selector_add_unit(SP_UNIT_SELECTOR(unitSelector), &sp_unit_get_by_id(SP_UNIT_PERCENT), 0);

g_signal_connect ( G_OBJECT (unitSelector), "set_unit", G_CALLBACK (StrokeStyle::setStrokeWidthUnit), this );

us->show();

#if WITH_GTKMM_3_0

sp_unit_selector_add_adjustment( SP_UNIT_SELECTOR(unitSelector), GTK_ADJUSTMENT((*widthAdj)->gobj()) );

#else

sp_unit_selector_add_adjustment( SP_UNIT_SELECTOR(unitSelector), GTK_ADJUSTMENT(widthAdj->gobj()) );

#endif

hb->pack_start(*us, FALSE, FALSE, 0);

#if WITH_GTKMM_3_0

(*widthAdj)->signal_value_changed().connect(sigc::mem_fun(*this, &StrokeStyle::widthChangedCB));

#else

widthAdj->signal_value_changed().connect(sigc::mem_fun(*this, &StrokeStyle::widthChangedCB));

#endif

i++;

/* Join type */

// TRANSLATORS: The line join style specifies the shape to be used at the

// corners of paths. It can be "miter", "round" or "bevel".

spw_label(table, _("Join:"), 0, i, NULL);

hb = spw_hbox(table, 3, 1, i);

//tb = NULL;

joinMiter = makeRadioButton(NULL, INKSCAPE_ICON("stroke-join-miter"),

hb, "join", "miter");

// TRANSLATORS: Miter join: joining lines with a sharp (pointed) corner.

// For an example, draw a triangle with a large stroke width and modify the

// "Join" option (in the Fill and Stroke dialog).

joinMiter->set_tooltip_text(_("Miter join"));

joinRound = makeRadioButton(joinMiter, INKSCAPE_ICON("stroke-join-round"),

hb, "join", "round");

// TRANSLATORS: Round join: joining lines with a rounded corner.

// For an example, draw a triangle with a large stroke width and modify the

// "Join" option (in the Fill and Stroke dialog).

joinRound->set_tooltip_text(_("Round join"));

joinBevel = makeRadioButton(joinMiter, INKSCAPE_ICON("stroke-join-bevel"),

hb, "join", "bevel");

// TRANSLATORS: Bevel join: joining lines with a blunted (flattened) corner.

// For an example, draw a triangle with a large stroke width and modify the

// "Join" option (in the Fill and Stroke dialog).

joinBevel->set_tooltip_text(_("Bevel join"));

i++;

/* Miterlimit */

// TRANSLATORS: Miter limit: only for "miter join", this limits the length

// of the sharp "spike" when the lines connect at too sharp an angle.

// When two line segments meet at a sharp angle, a miter join results in a

// spike that extends well beyond the connection point. The purpose of the

// miter limit is to cut off such spikes (i.e. convert them into bevels)

// when they become too long.

//spw_label(t, _("Miter _limit:"), 0, i);

hb = spw_hbox(table, 3, 1, i);

#if WITH_GTKMM_3_0

miterLimitAdj = new Glib::RefPtr<Gtk::Adjustment>(Gtk::Adjustment::create(4.0, 0.0, 100.0, 0.1, 10.0, 0.0));

miterLimitSpin = new Inkscape::UI::Widget::SpinButton(*miterLimitAdj, 0.1, 2);

#else

miterLimitAdj = new Gtk::Adjustment(4.0, 0.0, 100.0, 0.1, 10.0, 0.0);

miterLimitSpin = new Inkscape::UI::Widget::SpinButton(*miterLimitAdj, 0.1, 2);

#endif

miterLimitSpin->set_tooltip_text(_("Maximum length of the miter (in units of stroke width)"));

miterLimitSpin->show();

spw_label(table, _("Miter _limit:"), 0, i, miterLimitSpin);

sp_dialog_defocus_on_enter_cpp(miterLimitSpin);

hb->pack_start(*miterLimitSpin, false, false, 0);

#if WITH_GTKMM_3_0

(*miterLimitAdj)->signal_value_changed().connect(sigc::mem_fun(*this, &StrokeStyle::miterLimitChangedCB));

#else

miterLimitAdj->signal_value_changed().connect(sigc::mem_fun(*this, &StrokeStyle::miterLimitChangedCB));

#endif

i++;

/* Cap type */

// TRANSLATORS: cap type specifies the shape for the ends of lines

//spw_label(t, _("_Cap:"), 0, i);

spw_label(table, _("Cap:"), 0, i, NULL);

hb = spw_hbox(table, 3, 1, i);

capButt = makeRadioButton(capButt, INKSCAPE_ICON("stroke-cap-butt"),

hb, "cap", "butt");

// TRANSLATORS: Butt cap: the line shape does not extend beyond the end point

// of the line; the ends of the line are square

capButt->set_tooltip_text(_("Butt cap"));

capRound = makeRadioButton(capButt, INKSCAPE_ICON("stroke-cap-round"),

hb, "cap", "round");

// TRANSLATORS: Round cap: the line shape extends beyond the end point of the

// line; the ends of the line are rounded

capRound->set_tooltip_text(_("Round cap"));

capSquare = makeRadioButton(capButt, INKSCAPE_ICON("stroke-cap-square"),

hb, "cap", "square");

// TRANSLATORS: Square cap: the line shape extends beyond the end point of the

// line; the ends of the line are square

capSquare->set_tooltip_text(_("Square cap"));

i++;

/* Dash */

spw_label(table, _("Dashes:"), 0, i, NULL); //no mnemonic for now

//decide what to do:

// implement a set_mnemonic_source function in the

// SPDashSelector class, so that we do not have to

// expose any of the underlying widgets?

dashSelector = manage(new SPDashSelector);

dashSelector->show();

table->attach(*dashSelector, 1, 4, i, i+1, (Gtk::EXPAND | Gtk::FILL), static_cast<Gtk::AttachOptions>(0), 0, 0);

dashSelector->changed_signal.connect(sigc::mem_fun(*this, &StrokeStyle::lineDashChangedCB));

i++;

/* Drop down marker selectors*/

// TRANSLATORS: Path markers are an SVG feature that allows you to attach arbitrary shapes

// (arrowheads, bullets, faces, whatever) to the start, end, or middle nodes of a path.

startMarkerCombo = manage(new MarkerComboBox("marker-start", SP_MARKER_LOC_START));

spw_label(table, _("_Start Markers:"), 0, i, startMarkerCombo);

startMarkerCombo->set_tooltip_text(_("Start Markers are drawn on the first node of a path or shape"));

startMarkerConn = startMarkerCombo->signal_changed().connect(

sigc::bind<MarkerComboBox *, StrokeStyle *, SPMarkerLoc>(

sigc::ptr_fun(&StrokeStyle::markerSelectCB), startMarkerCombo, this, SP_MARKER_LOC_START));

startMarkerCombo->show();

table->attach(*startMarkerCombo, 1, 4, i, i+1, (Gtk::EXPAND | Gtk::FILL), static_cast<Gtk::AttachOptions>(0), 0, 0);

i++;

midMarkerCombo = manage(new MarkerComboBox("marker-mid", SP_MARKER_LOC_MID));

spw_label(table, _("_Mid Markers:"), 0, i, midMarkerCombo);

midMarkerCombo->set_tooltip_text(_("Mid Markers are drawn on every node of a path or shape except the first and last nodes"));

midMarkerConn = midMarkerCombo->signal_changed().connect(

sigc::bind<MarkerComboBox *, StrokeStyle *, SPMarkerLoc>(

sigc::ptr_fun(&StrokeStyle::markerSelectCB), midMarkerCombo, this, SP_MARKER_LOC_MID));

midMarkerCombo->show();

table->attach(*midMarkerCombo, 1, 4, i, i+1, (Gtk::EXPAND | Gtk::FILL), static_cast<Gtk::AttachOptions>(0), 0, 0);

i++;

endMarkerCombo = manage(new MarkerComboBox("marker-end", SP_MARKER_LOC_END));

spw_label(table, _("_End Markers:"), 0, i, endMarkerCombo);

endMarkerCombo->set_tooltip_text(_("End Markers are drawn on the last node of a path or shape"));

endMarkerConn = endMarkerCombo->signal_changed().connect(

sigc::bind<MarkerComboBox *, StrokeStyle *, SPMarkerLoc>(

sigc::ptr_fun(&StrokeStyle::markerSelectCB), endMarkerCombo, this, SP_MARKER_LOC_END));

endMarkerCombo->show();

table->attach(*endMarkerCombo, 1, 4, i, i+1, (Gtk::EXPAND | Gtk::FILL), static_cast<Gtk::AttachOptions>(0), 0, 0);

i++;

setDesktop(desktop);

updateLine();

}

StrokeStyle::~StrokeStyle()

{

selectModifiedConn.disconnect();

selectChangedConn.disconnect();

}

void StrokeStyle::setDesktop(SPDesktop *desktop)

{

if (this->desktop != desktop) {

if (this->desktop) {

selectModifiedConn.disconnect();

selectChangedConn.disconnect();

}

this->desktop = desktop;

if (desktop && desktop->selection) {

selectChangedConn = desktop->selection->connectChanged(sigc::hide(sigc::mem_fun(*this, &StrokeStyle::selectionChangedCB)));

selectModifiedConn = desktop->selection->connectModified(sigc::hide<0>(sigc::mem_fun(*this, &StrokeStyle::selectionModifiedCB)));

}

updateLine();

}

}

Gtk::RadioButton *

StrokeStyle::makeRadioButton(Gtk::RadioButton *tb, char const *icon,

Gtk::HBox *hb, gchar const *key, gchar const *data)

{

g_assert(icon != NULL);

g_assert(hb != NULL);

if (tb == NULL) {

tb = new Gtk::RadioButton();

} else {

Gtk::RadioButtonGroup grp = tb->get_group();

tb = new Gtk::RadioButton(grp);

}

tb->show();

tb->set_mode(false);

hb->pack_start(*tb, false, false, 0);

set_data(icon, tb);

tb->set_data(key, (gpointer*)data);

tb->signal_toggled().connect(sigc::bind<Gtk::RadioButton *, StrokeStyle *>(

sigc::ptr_fun(&StrokeStyle::buttonToggledCB), tb, this));

Gtk::Widget *px = manage(Glib::wrap(sp_icon_new(Inkscape::ICON_SIZE_LARGE_TOOLBAR, icon)));

g_assert(px != NULL);

px->show();

tb->add(*px);

return tb;

}

StrokeStyle::markerSelectCB(MarkerComboBox *marker_combo, StrokeStyle *spw, SPMarkerLoc const which)

{

if (spw->update) {

return;

}

spw->update = true;

SPDocument *document = sp_desktop_document(spw->desktop);

if (!document) {

return;

}

/* Get Marker */

gchar const *marker = marker_combo->get_active_marker_uri();

SPCSSAttr *css = sp_repr_css_attr_new();

gchar const *combo_id = marker_combo->get_id();

sp_repr_css_set_property(css, combo_id, marker);

// Also update the marker combobox, so the document's markers

// show up at the top of the combobox

//spw->updateMarkerHist(which);

Inkscape::Selection *selection = sp_desktop_selection(spw->desktop);

GSList const *items = selection->itemList();

for (; items != NULL; items = items->next) {

SPItem *item = reinterpret_cast<SPItem *>(items->data);

if (!SP_IS_SHAPE(item) || SP_IS_RECT(item)) { // can't set marker to rect, until it's converted to using <path>

continue;

}

Inkscape::XML::Node *selrepr = item->getRepr();

if (selrepr) {

sp_repr_css_change_recursive(selrepr, css, "style");

SPObject *markerObj = getMarkerObj(marker, document);

spw->setMarkerColor(markerObj, marker_combo->get_loc(), item);

}

item->requestModified(SP_OBJECT_MODIFIED_FLAG);

item->requestDisplayUpdate(SP_OBJECT_MODIFIED_FLAG | SP_OBJECT_STYLE_MODIFIED_FLAG);

DocumentUndo::done(document, SP_VERB_DIALOG_FILL_STROKE, _("Set markers"));

}

sp_repr_css_attr_unref(css);

css = 0;

spw->update = false;

};

StrokeStyle::updateMarkerHist(SPMarkerLoc const which) {

switch (which) {

case SP_MARKER_LOC_START:

startMarkerConn.block();

startMarkerCombo->set_active_history();

startMarkerConn.unblock();

break;

case SP_MARKER_LOC_MID:

midMarkerConn.block();

midMarkerCombo->set_active_history();

midMarkerConn.unblock();

break;

case SP_MARKER_LOC_END:

endMarkerConn.block();

endMarkerCombo->set_active_history();

endMarkerConn.unblock();

break;

default:

g_assert_not_reached();

}

}

gboolean StrokeStyle::setStrokeWidthUnit(SPUnitSelector *,

SPUnit const *old,

SPUnit const *new_units,

StrokeStyle *spw)

{

if (spw->update) {

return FALSE;

}

if (!spw->desktop) {

return FALSE;

}

Inkscape::Selection *selection = sp_desktop_selection (spw->desktop);

if (selection->isEmpty())

return FALSE;

GSList const *objects = selection->itemList();

if ((old->base == SP_UNIT_ABSOLUTE || old->base == SP_UNIT_DEVICE) &&

(new_units->base == SP_UNIT_DIMENSIONLESS)) {

/* Absolute to percentage */

spw->update = true;

#if WITH_GTKMM_3_0

float w = sp_units_get_pixels( (*spw->widthAdj)->get_value(), *old);

#else

float w = sp_units_get_pixels(spw->widthAdj->get_value(), *old);

#endif

gdouble average = stroke_average_width (objects);

if (average == Geom::infinity() || average == 0)

return FALSE;

#if WITH_GTKMM_3_0

(*spw->widthAdj)->set_value(100.0 * w / average);

#else

spw->widthAdj->set_value(100.0 * w / average);

#endif

spw->update = false;

return TRUE;

} else if ((old->base == SP_UNIT_DIMENSIONLESS) &&

(new_units->base == SP_UNIT_ABSOLUTE || new_units->base == SP_UNIT_DEVICE)) {

/* Percentage to absolute */

spw->update = true;

gdouble average = stroke_average_width (objects);

#if WITH_GTKMM_3_0

(*spw->widthAdj)->set_value (sp_pixels_get_units (0.01 * (*spw->widthAdj)->get_value() * average, *new_units));

#else

spw->widthAdj->set_value (sp_pixels_get_units (0.01 * spw->widthAdj->get_value() * average, *new_units));

#endif

spw->update = false;

return TRUE;

}

return FALSE;

}

StrokeStyle::selectionModifiedCB(guint flags)

{

if (flags & (SP_OBJECT_MODIFIED_FLAG | SP_OBJECT_PARENT_MODIFIED_FLAG)) {

updateLine();

}

}

StrokeStyle::selectionChangedCB()

{

updateLine();

}

SPObject *

StrokeStyle::forkMarker(SPObject *marker, int loc, SPItem *item)

{

if (!item || !marker) {

return NULL;

}

gchar const *marker_id = SPMarkerNames[loc].key;

/*

Glib::ustring urlId = Glib::ustring::format("url(#", marker->getRepr()->attribute("id"), ")");

unsigned int refs = 0;

for (int i = SP_MARKER_LOC_START; i < SP_MARKER_LOC_QTY; i++) {

if (item->style->marker[i].set && !strcmp(urlId.c_str(), item->style->marker[i].value)) {

refs++;

}

}

if (marker->hrefcount <= refs) {

return marker;

}

marker = sp_marker_fork_if_necessary(marker);

// Update the items url to new marker

Inkscape::XML::Node *mark_repr = marker->getRepr();

SPCSSAttr *css_item = sp_repr_css_attr_new();

sp_repr_css_set_property(css_item, marker_id, g_strconcat("url(#", mark_repr->attribute("id"), ")", NULL));

sp_repr_css_change_recursive(item->getRepr(), css_item, "style");

sp_repr_css_attr_unref(css_item);

css_item = 0;

return marker;

}

StrokeStyle::setMarkerColor(SPObject *marker, int loc, SPItem *item)

{

if (!item || !marker) {

return;

}

Inkscape::Preferences *prefs = Inkscape::Preferences::get();

gboolean colorStock = prefs->getBool("/options/markers/colorStockMarkers", true);

gboolean colorCustom = prefs->getBool("/options/markers/colorCustomMarkers", false);

const gchar *stock = marker->getRepr()->attribute("inkscape:isstock");

gboolean isStock = (stock && !strcmp(stock,"true"));

if (isStock ? !colorStock : !colorCustom) {

return;

}

// Check if we need to fork this marker

marker = forkMarker(marker, loc, item);

Inkscape::XML::Node *repr = marker->getRepr()->firstChild();

if (!repr) {

return;

};

// Current line style

SPCSSAttr *css_item = sp_css_attr_from_object(item, SP_STYLE_FLAG_ALWAYS);

const char *lstroke = getItemColorForMarker(item, FOR_STROKE, loc);

const char *lstroke_opacity = sp_repr_css_property(css_item, "stroke-opacity", "1");

const char *lfill = getItemColorForMarker(item, FOR_FILL, loc);

const char *lfill_opacity = sp_repr_css_property(css_item, "fill-opacity", "1");

// Current marker style

SPCSSAttr *css_marker = sp_css_attr_from_object(marker->firstChild(), SP_STYLE_FLAG_ALWAYS);

const char *mfill = sp_repr_css_property(css_marker, "fill", "none");

const char *mstroke = sp_repr_css_property(css_marker, "fill", "none");

// Create new marker style with the lines stroke

SPCSSAttr *css = sp_repr_css_attr_new();

sp_repr_css_set_property(css, "stroke", lstroke);

sp_repr_css_set_property(css, "stroke-opacity", lstroke_opacity);

if (strcmp(lfill, "none") ) {

// 1. If the line has fill, use that for the marker fill

sp_repr_css_set_property(css, "fill", lfill);

sp_repr_css_set_property(css, "fill-opacity", lfill_opacity);

}

else if (mfill && mstroke && !strcmp(mfill, mstroke) && mfill[0] == '#' && strcmp(mfill, "#ffffff")) {

// 2. If the marker has same fill and stroke assume its solid. use line stroke for both fill and stroke the line stroke

sp_repr_css_set_property(css, "fill", lstroke);

sp_repr_css_set_property(css, "fill-opacity", lstroke_opacity);

}

else if (mfill && mfill[0] == '#' && strcmp(mfill, "#000000")) {

// 3. If the marker has fill color, use the marker fill color

sp_repr_css_set_property(css, "fill", mfill);

//sp_repr_css_set_property(css, "fill-opacity", mfill_opacity);

}

sp_repr_css_change_recursive(marker->firstChild()->getRepr(), css, "style");

// Tell the combos to update its image cache of this marker

gchar const *mid = marker->getRepr()->attribute("id");

startMarkerCombo->update_marker_image(mid);

midMarkerCombo->update_marker_image(mid);

endMarkerCombo->update_marker_image(mid);

sp_repr_css_attr_unref(css);

css = 0;

}

const char *

StrokeStyle::getItemColorForMarker(SPItem *item, Inkscape::PaintTarget fill_or_stroke, int loc)

{

SPCSSAttr *css_item = sp_css_attr_from_object(item, SP_STYLE_FLAG_ALWAYS);

const char *color;

if (fill_or_stroke == FOR_FILL)

color = sp_repr_css_property(css_item, "fill", "none");

else

color = sp_repr_css_property(css_item, "stroke", "none");

if (!strncmp (color, "url(", 4)) {

// If the item has a gradient use the first stop color for the marker

SPGradient *grad = getGradient(item, fill_or_stroke);

if (grad) {

SPGradient *vector = grad->getVector(FALSE);

SPStop *stop = vector->getFirstStop();

if (loc == SP_MARKER_LOC_END) {

stop = sp_last_stop(vector);

}

if (stop) {

guint32 const c1 = sp_stop_get_rgba32(stop);

gchar c[64];

sp_svg_write_color(c, sizeof(c), c1);

color = g_strdup(c);

//lstroke_opacity = Glib::ustring::format(stop->opacity).c_str();

}

}

}

return color;

}

StrokeStyle::setDashSelectorFromStyle(SPDashSelector *dsel, SPStyle *style)

{

if (style->stroke_dash.n_dash > 0) {

double d[64];

int len = MIN(style->stroke_dash.n_dash, 64);

for (int i = 0; i < len; i++) {

if (style->stroke_width.computed != 0)

d[i] = style->stroke_dash.dash[i] / style->stroke_width.computed;

else

d[i] = style->stroke_dash.dash[i]; // is there a better thing to do for stroke_width==0?

}

dsel->set_dash(len, d, style->stroke_width.computed != 0 ?

style->stroke_dash.offset / style->stroke_width.computed :

style->stroke_dash.offset);

} else {

dsel->set_dash(0, NULL, 0.0);

}

}

StrokeStyle::setJoinType (unsigned const jointype)

{

Gtk::RadioButton *tb = NULL;

switch (jointype) {

case SP_STROKE_LINEJOIN_MITER:

tb = joinMiter;

break;

case SP_STROKE_LINEJOIN_ROUND:

tb = joinRound;

break;

case SP_STROKE_LINEJOIN_BEVEL:

tb = joinBevel;

break;

default:

break;

}

setJoinButtons(tb);

}

StrokeStyle::setCapType (unsigned const captype)

{

Gtk::RadioButton *tb = NULL;

switch (captype) {

case SP_STROKE_LINECAP_BUTT:

tb = capButt;

break;

case SP_STROKE_LINECAP_ROUND:

tb = capRound;

break;

case SP_STROKE_LINECAP_SQUARE:

tb = capSquare;

break;

default:

break;

}

setCapButtons(tb);

}

StrokeStyle::updateLine()

{

if (update) {

return;

}

update = true;

Inkscape::Selection *sel = desktop ? sp_desktop_selection(desktop) : NULL;

FillOrStroke kind = GPOINTER_TO_INT(get_data("kind")) ? FILL : STROKE;

// create temporary style

SPStyle *query = sp_style_new (SP_ACTIVE_DOCUMENT);

// query into it

int result_sw = sp_desktop_query_style (SP_ACTIVE_DESKTOP, query, QUERY_STYLE_PROPERTY_STROKEWIDTH);

int result_ml = sp_desktop_query_style (SP_ACTIVE_DESKTOP, query, QUERY_STYLE_PROPERTY_STROKEMITERLIMIT);

int result_cap = sp_desktop_query_style (SP_ACTIVE_DESKTOP, query, QUERY_STYLE_PROPERTY_STROKECAP);

int result_join = sp_desktop_query_style (SP_ACTIVE_DESKTOP, query, QUERY_STYLE_PROPERTY_STROKEJOIN);

SPIPaint &targPaint = (kind == FILL) ? query->fill : query->stroke;

if (!sel || sel->isEmpty()) {

// Nothing selected, grey-out all controls in the stroke-style dialog

table->set_sensitive(false);

update = false;

return;

} else {

table->set_sensitive(true);

SPUnit const *unit = sp_unit_selector_get_unit(SP_UNIT_SELECTOR(unitSelector));

if (result_sw == QUERY_STYLE_MULTIPLE_AVERAGED) {

sp_unit_selector_set_unit(SP_UNIT_SELECTOR(unitSelector), &sp_unit_get_by_id(SP_UNIT_PERCENT));

} else {

// same width, or only one object; no sense to keep percent, switch to absolute

if (unit->base != SP_UNIT_ABSOLUTE && unit->base != SP_UNIT_DEVICE) {

sp_unit_selector_set_unit(SP_UNIT_SELECTOR(unitSelector), sp_desktop_namedview(SP_ACTIVE_DESKTOP)->doc_units);

}

}

unit = sp_unit_selector_get_unit(SP_UNIT_SELECTOR(unitSelector));

if (unit->base == SP_UNIT_ABSOLUTE || unit->base == SP_UNIT_DEVICE) {

double avgwidth = sp_pixels_get_units (query->stroke_width.computed, *unit);

#if WITH_GTKMM_3_0

(*widthAdj)->set_value(avgwidth);

#else

widthAdj->set_value(avgwidth);

#endif

} else {

#if WITH_GTKMM_3_0

(*widthAdj)->set_value(100);

#else

widthAdj->set_value(100);

#endif

}

// if none of the selected objects has a stroke, than quite some controls should be disabled

// The markers might still be shown though, so these will not be disabled

bool enabled = (result_sw != QUERY_STYLE_NOTHING) && !targPaint.isNoneSet();

/* No objects stroked, set insensitive */

joinMiter->set_sensitive(enabled);

joinRound->set_sensitive(enabled);

joinBevel->set_sensitive(enabled);

miterLimitSpin->set_sensitive(enabled);

capButt->set_sensitive(enabled);

capRound->set_sensitive(enabled);

capSquare->set_sensitive(enabled);

dashSelector->set_sensitive(enabled);

}

if (result_ml != QUERY_STYLE_NOTHING)

#if WITH_GTKMM_3_0

(*miterLimitAdj)->set_value(query->stroke_miterlimit.value); // TODO: reflect averagedness?

#else

miterLimitAdj->set_value(query->stroke_miterlimit.value); // TODO: reflect averagedness?

#endif

if (result_join != QUERY_STYLE_MULTIPLE_DIFFERENT) {

setJoinType(query->stroke_linejoin.value);

} else {

setJoinButtons(NULL);

}

if (result_cap != QUERY_STYLE_MULTIPLE_DIFFERENT) {

setCapType (query->stroke_linecap.value);

} else {

setCapButtons(NULL);

}

sp_style_unref(query);

if (!sel || sel->isEmpty())

return;

GSList const *objects = sel->itemList();

SPObject * const object = SP_OBJECT(objects->data);

SPStyle * const style = object->style;

/* Markers */

updateAllMarkers(objects); // FIXME: make this desktop query too

/* Dash */

setDashSelectorFromStyle(dashSelector, style); // FIXME: make this desktop query too

table->set_sensitive(true);

update = false;

}

StrokeStyle::setScaledDash(SPCSSAttr *css,

int ndash, double *dash, double offset,

double scale)

{

if (ndash > 0) {

Inkscape::CSSOStringStream osarray;

for (int i = 0; i < ndash; i++) {

osarray << dash[i] * scale;

if (i < (ndash - 1)) {

osarray << ",";

}

}

sp_repr_css_set_property(css, "stroke-dasharray", osarray.str().c_str());

Inkscape::CSSOStringStream osoffset;

osoffset << offset * scale;

sp_repr_css_set_property(css, "stroke-dashoffset", osoffset.str().c_str());

} else {

sp_repr_css_set_property(css, "stroke-dasharray", "none");

sp_repr_css_set_property(css, "stroke-dashoffset", NULL);

}

}

StrokeStyle::scaleLine()

{

if (update) {

return;

}

update = true;

SPDocument *document = sp_desktop_document (desktop);

Inkscape::Selection *selection = sp_desktop_selection (desktop);

GSList const *items = selection->itemList();

/* TODO: Create some standardized method */

SPCSSAttr *css = sp_repr_css_attr_new();

if (items) {

#if WITH_GTKMM_3_0

double width_typed = (*widthAdj)->get_value();

double const miterlimit = (*miterLimitAdj)->get_value();

#else

double width_typed = widthAdj->get_value();

double const miterlimit = miterLimitAdj->get_value();

#endif

SPUnit const *const unit = sp_unit_selector_get_unit(SP_UNIT_SELECTOR(unitSelector));

double *dash, offset;

int ndash;

dashSelector->get_dash(&ndash, &dash, &offset);

for (GSList const *i = items; i != NULL; i = i->next) {

/* Set stroke width */

double width;

if (unit->base == SP_UNIT_ABSOLUTE || unit->base == SP_UNIT_DEVICE) {

width = sp_units_get_pixels (width_typed, *unit);

} else { // percentage

gdouble old_w = SP_OBJECT(i->data)->style->stroke_width.computed;

width = old_w * width_typed / 100;

}

{

Inkscape::CSSOStringStream os_width;

os_width << width;

sp_repr_css_set_property(css, "stroke-width", os_width.str().c_str());

}

{

Inkscape::CSSOStringStream os_ml;

os_ml << miterlimit;

sp_repr_css_set_property(css, "stroke-miterlimit", os_ml.str().c_str());

}

/* Set dash */

setScaledDash(css, ndash, dash, offset, width);

sp_desktop_apply_css_recursive (SP_OBJECT(i->data), css, true);

}

g_free(dash);

if (unit->base != SP_UNIT_ABSOLUTE && unit->base != SP_UNIT_DEVICE) {

// reset to 100 percent

#if WITH_GTKMM_3_0

(*widthAdj)->set_value(100.0);

#else

widthAdj->set_value(100.0);

#endif

}

}

// we have already changed the items, so set style without changing selection

// FIXME: move the above stroke-setting stuff, including percentages, to desktop-style

sp_desktop_set_style (desktop, css, false);

sp_repr_css_attr_unref(css);

css = 0;

DocumentUndo::done(document, SP_VERB_DIALOG_FILL_STROKE,

_("Set stroke style"));

update = false;

}

StrokeStyle::widthChangedCB()

{

if (update) {

return;

}

scaleLine();

}

StrokeStyle::miterLimitChangedCB()

{

if (update) {

return;

}

scaleLine();

}

StrokeStyle::lineDashChangedCB()

{

if (update) {

return;

}

scaleLine();

}

void StrokeStyle::buttonToggledCB(Gtk::ToggleButton *tb, StrokeStyle *spw)

{

if (spw->update) {

return;

}

if (tb->get_active()) {

gchar const *join

= static_cast<gchar const *>(tb->get_data("join"));

gchar const *cap

= static_cast<gchar const *>(tb->get_data("cap"));

if (join) {

spw->miterLimitSpin->set_sensitive(!strcmp(join, "miter"));

}

/* TODO: Create some standardized method */

SPCSSAttr *css = sp_repr_css_attr_new();

if (join) {

sp_repr_css_set_property(css, "stroke-linejoin", join);

sp_desktop_set_style (spw->desktop, css);

spw->setJoinButtons(tb);

} else if (cap) {

sp_repr_css_set_property(css, "stroke-linecap", cap);

sp_desktop_set_style (spw->desktop, css);

spw->setCapButtons(tb);

}

sp_repr_css_attr_unref(css);

css = 0;

DocumentUndo::done(sp_desktop_document(spw->desktop), SP_VERB_DIALOG_FILL_STROKE,

_("Set stroke style"));

}

}

StrokeStyle::setJoinButtons(Gtk::ToggleButton *active)

{

joinMiter->set_active(active == joinMiter);

miterLimitSpin->set_sensitive(active == joinMiter);

joinRound->set_active(active == joinRound);

joinBevel->set_active(active == joinBevel);

}

StrokeStyle::setCapButtons(Gtk::ToggleButton *active)

{

capButt->set_active(active == capButt);

capRound->set_active(active == capRound);

capSquare->set_active(active == capSquare);

}

StrokeStyle::updateAllMarkers(GSList const *objects)

{

struct { MarkerComboBox *key; int loc; } const keyloc[] = {

{ startMarkerCombo, SP_MARKER_LOC_START },

{ midMarkerCombo, SP_MARKER_LOC_MID },

{ endMarkerCombo, SP_MARKER_LOC_END }

};

bool all_texts = true;

for (GSList *i = (GSList *) objects; i != NULL; i = i->next) {

if (!SP_IS_TEXT (i->data)) {

all_texts = false;

}

}

for (unsigned i = 0; i < G_N_ELEMENTS(keyloc); ++i) {

MarkerComboBox *combo = static_cast<MarkerComboBox *>(keyloc[i].key);

// Per SVG spec, text objects cannot have markers; disable combobox if only texts are selected

combo->set_sensitive(!all_texts);

}

// We show markers of the first object in the list only

// FIXME: use the first in the list that has the marker of each type, if any

SPObject *object = SP_OBJECT(objects->data);

for (unsigned i = 0; i < G_N_ELEMENTS(keyloc); ++i) {

// For all three marker types,

// find the corresponding combobox item

MarkerComboBox *combo = static_cast<MarkerComboBox *>(keyloc[i].key);

// Quit if we're in update state

if (combo->update()) {

return;

}

combo->setDesktop(desktop);

if (object->style->marker[keyloc[i].loc].value != NULL && !all_texts) {

// If the object has this type of markers,

// Extract the name of the marker that the object uses

SPObject *marker = getMarkerObj(object->style->marker[keyloc[i].loc].value, object->document);

// Scroll the combobox to that marker

combo->set_current(marker);

// Set the marker color

Inkscape::Preferences *prefs = Inkscape::Preferences::get();

gboolean update = prefs->getBool("/options/markers/colorUpdateMarkers", true);

if (update) {

setMarkerColor(marker, combo->get_loc(), SP_ITEM(object));

SPDocument *document = sp_desktop_document(desktop);

DocumentUndo::done(document, SP_VERB_DIALOG_FILL_STROKE,

_("Set marker color"));

}

} else {

combo->set_current(NULL);

}

}

}

} // namespace Inkscape