paint-selector.cpp revision 5451198bdd1ca87c5a9471d5724021e7a7ceb018
#define __SP_PAINT_SELECTOR_C__
/** \file
* SPPaintSelector: Generic paint selector widget.
*/
/*
* Copyright (C) Lauris Kaplinski 2002
* bulia byak <buliabyak@users.sf.net>
*/
#define noSP_PS_VERBOSE
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include <gtk/gtkhbox.h>
#include <gtk/gtkradiobutton.h>
#include <gtk/gtkframe.h>
#include <gtk/gtklabel.h>
#include <gtk/gtkoptionmenu.h>
#include <gtk/gtktooltips.h>
#include <gtk/gtkmenuitem.h>
#include "../sp-pattern.h"
#include <glibmm/i18n.h>
#include "../widgets/icon.h"
#include "../inkscape-stock.h"
#include "widgets/widget-sizes.h"
#include "xml/repr.h"
#include "sp-color-notebook.h"
#include "sp-linear-gradient-fns.h"
#include "sp-radial-gradient-fns.h"
/* fixme: Move it from dialogs to here */
#include "gradient-selector.h"
#include <inkscape.h>
#include <document-private.h>
#include <desktop-style.h>
#include <style.h>
#include "svg/svg-color.h"
#include "svg/css-ostringstream.h"
#include "paint-selector.h"
enum {
MODE_CHANGED,
GRABBED,
DRAGGED,
RELEASED,
CHANGED,
FILLRULE_CHANGED,
LAST_SIGNAL
};
static void sp_paint_selector_class_init(SPPaintSelectorClass *klass);
static void sp_paint_selector_init(SPPaintSelector *slider);
static void sp_paint_selector_destroy(GtkObject *object);
static GtkWidget *sp_paint_selector_style_button_add(SPPaintSelector *psel, gchar const *px, SPPaintSelectorMode mode, GtkTooltips *tt, gchar const *tip);
static void sp_paint_selector_style_button_toggled(GtkToggleButton *tb, SPPaintSelector *psel);
static void sp_paint_selector_fillrule_toggled(GtkToggleButton *tb, SPPaintSelector *psel);
static void sp_paint_selector_set_mode_empty(SPPaintSelector *psel);
static void sp_paint_selector_set_mode_multiple(SPPaintSelector *psel);
static void sp_paint_selector_set_mode_none(SPPaintSelector *psel);
static void sp_paint_selector_set_mode_color(SPPaintSelector *psel, SPPaintSelectorMode mode);
static void sp_paint_selector_set_mode_gradient(SPPaintSelector *psel, SPPaintSelectorMode mode);
static void sp_paint_selector_set_mode_pattern(SPPaintSelector *psel, SPPaintSelectorMode mode);
static void sp_paint_selector_set_mode_unset(SPPaintSelector *psel);
static void sp_paint_selector_set_style_buttons(SPPaintSelector *psel, GtkWidget *active);
static GtkVBoxClass *parent_class;
static guint psel_signals[LAST_SIGNAL] = {0};
GtkType
sp_paint_selector_get_type(void)
{
static GtkType type = 0;
if (!type) {
GtkTypeInfo info = {
"SPPaintSelector",
sizeof(SPPaintSelector),
sizeof(SPPaintSelectorClass),
(GtkClassInitFunc) sp_paint_selector_class_init,
(GtkObjectInitFunc) sp_paint_selector_init,
NULL, NULL, NULL
};
type = gtk_type_unique(GTK_TYPE_VBOX, &info);
}
return type;
}
static void
sp_paint_selector_class_init(SPPaintSelectorClass *klass)
{
GtkObjectClass *object_class;
GtkWidgetClass *widget_class;
object_class = (GtkObjectClass *) klass;
widget_class = (GtkWidgetClass *) klass;
parent_class = (GtkVBoxClass*)gtk_type_class(GTK_TYPE_VBOX);
psel_signals[MODE_CHANGED] = gtk_signal_new("mode_changed",
(GtkSignalRunType)(GTK_RUN_FIRST | GTK_RUN_NO_RECURSE),
GTK_CLASS_TYPE(object_class),
GTK_SIGNAL_OFFSET(SPPaintSelectorClass, mode_changed),
gtk_marshal_NONE__UINT,
GTK_TYPE_NONE, 1, GTK_TYPE_UINT);
psel_signals[GRABBED] = gtk_signal_new("grabbed",
(GtkSignalRunType)(GTK_RUN_FIRST | GTK_RUN_NO_RECURSE),
GTK_CLASS_TYPE(object_class),
GTK_SIGNAL_OFFSET(SPPaintSelectorClass, grabbed),
gtk_marshal_NONE__NONE,
GTK_TYPE_NONE, 0);
psel_signals[DRAGGED] = gtk_signal_new("dragged",
(GtkSignalRunType)(GTK_RUN_FIRST | GTK_RUN_NO_RECURSE),
GTK_CLASS_TYPE(object_class),
GTK_SIGNAL_OFFSET(SPPaintSelectorClass, dragged),
gtk_marshal_NONE__NONE,
GTK_TYPE_NONE, 0);
psel_signals[RELEASED] = gtk_signal_new("released",
(GtkSignalRunType)(GTK_RUN_FIRST | GTK_RUN_NO_RECURSE),
GTK_CLASS_TYPE(object_class),
GTK_SIGNAL_OFFSET(SPPaintSelectorClass, released),
gtk_marshal_NONE__NONE,
GTK_TYPE_NONE, 0);
psel_signals[CHANGED] = gtk_signal_new("changed",
(GtkSignalRunType)(GTK_RUN_FIRST | GTK_RUN_NO_RECURSE),
GTK_CLASS_TYPE(object_class),
GTK_SIGNAL_OFFSET(SPPaintSelectorClass, changed),
gtk_marshal_NONE__NONE,
GTK_TYPE_NONE, 0);
psel_signals[FILLRULE_CHANGED] = gtk_signal_new("fillrule_changed",
(GtkSignalRunType)(GTK_RUN_FIRST | GTK_RUN_NO_RECURSE),
GTK_CLASS_TYPE(object_class),
GTK_SIGNAL_OFFSET(SPPaintSelectorClass, fillrule_changed),
gtk_marshal_NONE__UINT,
GTK_TYPE_NONE, 1, GTK_TYPE_UINT);
object_class->destroy = sp_paint_selector_destroy;
}
#define XPAD 4
#define YPAD 1
static void
sp_paint_selector_init(SPPaintSelector *psel)
{
GtkTooltips *tt = gtk_tooltips_new();
psel->mode = (SPPaintSelectorMode)-1; // huh? do you mean 0xff? -- I think this means "not in the enum"
/* Paint style button box */
psel->style = gtk_hbox_new(FALSE, 0);
gtk_widget_show(psel->style);
gtk_container_set_border_width(GTK_CONTAINER(psel->style), 4);
gtk_box_pack_start(GTK_BOX(psel), psel->style, FALSE, FALSE, 0);
/* Buttons */
psel->none = sp_paint_selector_style_button_add(psel, INKSCAPE_STOCK_FILL_NONE,
SP_PAINT_SELECTOR_MODE_NONE, tt, _("No paint"));
psel->solid = sp_paint_selector_style_button_add(psel, INKSCAPE_STOCK_FILL_SOLID,
SP_PAINT_SELECTOR_MODE_COLOR_RGB, tt, _("Flat color"));
psel->gradient = sp_paint_selector_style_button_add(psel, INKSCAPE_STOCK_FILL_GRADIENT,
SP_PAINT_SELECTOR_MODE_GRADIENT_LINEAR, tt, _("Linear gradient"));
psel->radial = sp_paint_selector_style_button_add(psel, INKSCAPE_STOCK_FILL_RADIAL,
SP_PAINT_SELECTOR_MODE_GRADIENT_RADIAL, tt, _("Radial gradient"));
psel->pattern = sp_paint_selector_style_button_add(psel, INKSCAPE_STOCK_FILL_PATTERN,
SP_PAINT_SELECTOR_MODE_PATTERN, tt, _("Pattern"));
psel->unset = sp_paint_selector_style_button_add(psel, INKSCAPE_STOCK_FILL_UNSET,
SP_PAINT_SELECTOR_MODE_UNSET, tt, _("Unset paint (make it undefined so it can be inherited)"));
/* Fillrule */
{
psel->fillrulebox = gtk_hbox_new(FALSE, 0);
gtk_box_pack_end(GTK_BOX(psel->style), psel->fillrulebox, FALSE, FALSE, 0);
GtkWidget *w;
psel->evenodd = gtk_radio_button_new(NULL);
gtk_button_set_relief(GTK_BUTTON(psel->evenodd), GTK_RELIEF_NONE);
gtk_toggle_button_set_mode(GTK_TOGGLE_BUTTON(psel->evenodd), FALSE);
// TRANSLATORS: for info, see http://www.w3.org/TR/2000/CR-SVG-20000802/painting.html#FillRuleProperty
gtk_tooltips_set_tip(tt, psel->evenodd, _("Any path self-intersections or subpaths create holes in the fill (fill-rule: evenodd)"), NULL);
gtk_object_set_data(GTK_OBJECT(psel->evenodd), "mode", GUINT_TO_POINTER(SP_PAINT_SELECTOR_FILLRULE_EVENODD));
w = sp_icon_new(GTK_ICON_SIZE_MENU, "fillrule_evenodd");
gtk_container_add(GTK_CONTAINER(psel->evenodd), w);
gtk_box_pack_start(GTK_BOX(psel->fillrulebox), psel->evenodd, FALSE, FALSE, 0);
gtk_signal_connect(GTK_OBJECT(psel->evenodd), "toggled", GTK_SIGNAL_FUNC(sp_paint_selector_fillrule_toggled), psel);
psel->nonzero = gtk_radio_button_new(gtk_radio_button_group(GTK_RADIO_BUTTON(psel->evenodd)));
gtk_button_set_relief(GTK_BUTTON(psel->nonzero), GTK_RELIEF_NONE);
gtk_toggle_button_set_mode(GTK_TOGGLE_BUTTON(psel->nonzero), FALSE);
// TRANSLATORS: for info, see http://www.w3.org/TR/2000/CR-SVG-20000802/painting.html#FillRuleProperty
gtk_tooltips_set_tip(tt, psel->nonzero, _("Fill is solid unless a subpath is counterdirectional (fill-rule: nonzero)"), NULL);
gtk_object_set_data(GTK_OBJECT(psel->nonzero), "mode", GUINT_TO_POINTER(SP_PAINT_SELECTOR_FILLRULE_NONZERO));
w = sp_icon_new(GTK_ICON_SIZE_MENU, "fillrule_nonzero");
gtk_container_add(GTK_CONTAINER(psel->nonzero), w);
gtk_box_pack_start(GTK_BOX(psel->fillrulebox), psel->nonzero, FALSE, FALSE, 0);
gtk_signal_connect(GTK_OBJECT(psel->nonzero), "toggled", GTK_SIGNAL_FUNC(sp_paint_selector_fillrule_toggled), psel);
}
/* Frame */
psel->frame = gtk_frame_new("");
gtk_widget_show(psel->frame);
gtk_container_set_border_width(GTK_CONTAINER(psel->frame), 0);
gtk_box_pack_start(GTK_BOX(psel), psel->frame, TRUE, TRUE, 0);
/* Last used color */
sp_color_set_rgb_float(&psel->color, 0.0, 0.0, 0.0);
psel->alpha = 1.0;
}
static void
sp_paint_selector_destroy(GtkObject *object)
{
SPPaintSelector *psel = SP_PAINT_SELECTOR(object);
// clean up our long-living pattern menu
g_object_set_data(G_OBJECT(psel),"patternmenu",NULL);
if (((GtkObjectClass *) parent_class)->destroy)
(* ((GtkObjectClass *) parent_class)->destroy)(object);
}
static GtkWidget *
sp_paint_selector_style_button_add(SPPaintSelector *psel,
gchar const *pixmap, SPPaintSelectorMode mode,
GtkTooltips *tt, gchar const *tip)
{
GtkWidget *b, *w;
b = gtk_toggle_button_new();
gtk_tooltips_set_tip(tt, b, tip, NULL);
gtk_widget_show(b);
gtk_container_set_border_width(GTK_CONTAINER(b), 0);
gtk_button_set_relief(GTK_BUTTON(b), GTK_RELIEF_NONE);
gtk_toggle_button_set_mode(GTK_TOGGLE_BUTTON(b), FALSE);
gtk_object_set_data(GTK_OBJECT(b), "mode", GUINT_TO_POINTER(mode));
w = sp_icon_new(GTK_ICON_SIZE_BUTTON, pixmap);
gtk_widget_show(w);
gtk_container_add(GTK_CONTAINER(b), w);
gtk_box_pack_start(GTK_BOX(psel->style), b, FALSE, FALSE, 0);
gtk_signal_connect(GTK_OBJECT(b), "toggled", GTK_SIGNAL_FUNC(sp_paint_selector_style_button_toggled), psel);
return b;
}
static void
sp_paint_selector_style_button_toggled(GtkToggleButton *tb, SPPaintSelector *psel)
{
if (!psel->update && gtk_toggle_button_get_active(tb)) {
sp_paint_selector_set_mode(psel, (SPPaintSelectorMode)GPOINTER_TO_UINT(gtk_object_get_data(GTK_OBJECT(tb), "mode")));
}
}
static void
sp_paint_selector_fillrule_toggled(GtkToggleButton *tb, SPPaintSelector *psel)
{
if (!psel->update && gtk_toggle_button_get_active(tb)) {
SPPaintSelectorFillRule fr = (SPPaintSelectorFillRule)GPOINTER_TO_UINT(gtk_object_get_data(GTK_OBJECT(tb), "mode"));
gtk_signal_emit(GTK_OBJECT(psel), psel_signals[FILLRULE_CHANGED], fr);
}
}
void
sp_paint_selector_show_fillrule(SPPaintSelector *psel, bool is_fill)
{
if (psel->fillrulebox) {
if (is_fill) {
gtk_widget_show_all(psel->fillrulebox);
} else {
gtk_widget_destroy(psel->fillrulebox);
psel->fillrulebox = NULL;
}
}
}
GtkWidget *
sp_paint_selector_new(bool is_fill)
{
SPPaintSelector *psel;
psel = (SPPaintSelector*)gtk_type_new(SP_TYPE_PAINT_SELECTOR);
sp_paint_selector_set_mode(psel, SP_PAINT_SELECTOR_MODE_MULTIPLE);
// This silliness is here because I don't know how to pass a parameter to the
// GtkObject "constructor" (sp_paint_selector_init). Remove it when paint_selector
// becomes a normal class.
sp_paint_selector_show_fillrule(psel, is_fill);
return GTK_WIDGET(psel);
}
void
sp_paint_selector_set_mode(SPPaintSelector *psel, SPPaintSelectorMode mode)
{
if (psel->mode != mode) {
psel->update = TRUE;
#ifdef SP_PS_VERBOSE
g_print("Mode change %d -> %d\n", psel->mode, mode);
#endif
switch (mode) {
case SP_PAINT_SELECTOR_MODE_EMPTY:
sp_paint_selector_set_mode_empty(psel);
break;
case SP_PAINT_SELECTOR_MODE_MULTIPLE:
sp_paint_selector_set_mode_multiple(psel);
break;
case SP_PAINT_SELECTOR_MODE_NONE:
sp_paint_selector_set_mode_none(psel);
break;
case SP_PAINT_SELECTOR_MODE_COLOR_RGB:
case SP_PAINT_SELECTOR_MODE_COLOR_CMYK:
sp_paint_selector_set_mode_color(psel, mode);
break;
case SP_PAINT_SELECTOR_MODE_GRADIENT_LINEAR:
case SP_PAINT_SELECTOR_MODE_GRADIENT_RADIAL:
sp_paint_selector_set_mode_gradient(psel, mode);
break;
case SP_PAINT_SELECTOR_MODE_PATTERN:
sp_paint_selector_set_mode_pattern(psel, mode);
break;
case SP_PAINT_SELECTOR_MODE_UNSET:
sp_paint_selector_set_mode_unset(psel);
break;
default:
g_warning("file %s: line %d: Unknown paint mode %d", __FILE__, __LINE__, mode);
break;
}
psel->mode = mode;
gtk_signal_emit(GTK_OBJECT(psel), psel_signals[MODE_CHANGED], psel->mode);
psel->update = FALSE;
}
}
void
sp_paint_selector_set_fillrule(SPPaintSelector *psel, SPPaintSelectorFillRule fillrule)
{
if (psel->fillrulebox) {
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(psel->evenodd), (fillrule == SP_PAINT_SELECTOR_FILLRULE_EVENODD));
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(psel->nonzero), (fillrule == SP_PAINT_SELECTOR_FILLRULE_NONZERO));
}
}
void
sp_paint_selector_set_color_alpha(SPPaintSelector *psel, SPColor const *color, float alpha)
{
g_return_if_fail( ( 0.0 <= alpha ) && ( alpha <= 1.0 ) );
SPColorSelector *csel;
guint32 rgba;
if ( sp_color_get_colorspace_type(color) == SP_COLORSPACE_TYPE_CMYK )
{
#ifdef SP_PS_VERBOSE
g_print("PaintSelector set CMYKA\n");
#endif
sp_paint_selector_set_mode(psel, SP_PAINT_SELECTOR_MODE_COLOR_CMYK);
}
else
{
#ifdef SP_PS_VERBOSE
g_print("PaintSelector set RGBA\n");
#endif
sp_paint_selector_set_mode(psel, SP_PAINT_SELECTOR_MODE_COLOR_RGB);
}
csel = (SPColorSelector*)gtk_object_get_data(GTK_OBJECT(psel->selector), "color-selector");
rgba = sp_color_get_rgba32_falpha( &*color, alpha );
csel->base->setColorAlpha( *color, alpha );
}
void
sp_paint_selector_set_gradient_linear(SPPaintSelector *psel, SPGradient *vector)
{
SPGradientSelector *gsel;
#ifdef SP_PS_VERBOSE
g_print("PaintSelector set GRADIENT LINEAR\n");
#endif
sp_paint_selector_set_mode(psel, SP_PAINT_SELECTOR_MODE_GRADIENT_LINEAR);
gsel = (SPGradientSelector*)gtk_object_get_data(GTK_OBJECT(psel->selector), "gradient-selector");
sp_gradient_selector_set_mode(gsel, SP_GRADIENT_SELECTOR_MODE_LINEAR);
sp_gradient_selector_set_vector(gsel, (vector) ? SP_OBJECT_DOCUMENT(vector) : NULL, vector);
}
void
sp_paint_selector_set_gradient_radial(SPPaintSelector *psel, SPGradient *vector)
{
SPGradientSelector *gsel;
#ifdef SP_PS_VERBOSE
g_print("PaintSelector set GRADIENT RADIAL\n");
#endif
sp_paint_selector_set_mode(psel, SP_PAINT_SELECTOR_MODE_GRADIENT_RADIAL);
gsel = (SPGradientSelector*)gtk_object_get_data(GTK_OBJECT(psel->selector), "gradient-selector");
sp_gradient_selector_set_mode(gsel, SP_GRADIENT_SELECTOR_MODE_RADIAL);
sp_gradient_selector_set_vector(gsel, (vector) ? SP_OBJECT_DOCUMENT(vector) : NULL, vector);
}
void
sp_paint_selector_set_gradient_properties(SPPaintSelector *psel, SPGradientUnits units, SPGradientSpread spread)
{
SPGradientSelector *gsel;
g_return_if_fail(SP_IS_PAINT_SELECTOR(psel));
g_return_if_fail((psel->mode == SP_PAINT_SELECTOR_MODE_GRADIENT_LINEAR) ||
(psel->mode == SP_PAINT_SELECTOR_MODE_GRADIENT_RADIAL));
gsel = (SPGradientSelector*)gtk_object_get_data(GTK_OBJECT(psel->selector), "gradient-selector");
sp_gradient_selector_set_units(gsel, units);
sp_gradient_selector_set_spread(gsel, spread);
}
void
sp_paint_selector_get_gradient_properties(SPPaintSelector *psel, SPGradientUnits *units, SPGradientSpread *spread)
{
SPGradientSelector *gsel;
g_return_if_fail(SP_IS_PAINT_SELECTOR(psel));
g_return_if_fail((psel->mode == SP_PAINT_SELECTOR_MODE_GRADIENT_LINEAR) ||
(psel->mode == SP_PAINT_SELECTOR_MODE_GRADIENT_RADIAL));
gsel = (SPGradientSelector*)gtk_object_get_data(GTK_OBJECT(psel->selector), "gradient-selector");
if (units) *units = sp_gradient_selector_get_units(gsel);
if (spread) *spread = sp_gradient_selector_get_spread(gsel);
}
/**
* \post (alpha == NULL) || (*alpha in [0.0, 1.0]).
*/
void
sp_paint_selector_get_color_alpha(SPPaintSelector *psel, SPColor *color, gfloat *alpha)
{
SPColorSelector *csel;
csel = (SPColorSelector*)gtk_object_get_data(GTK_OBJECT(psel->selector), "color-selector");
csel->base->getColorAlpha( *color, alpha );
g_assert( !alpha
|| ( ( 0.0 <= *alpha )
&& ( *alpha <= 1.0 ) ) );
}
SPGradient *
sp_paint_selector_get_gradient_vector(SPPaintSelector *psel)
{
SPGradientSelector *gsel;
g_return_val_if_fail((psel->mode == SP_PAINT_SELECTOR_MODE_GRADIENT_LINEAR) ||
(psel->mode == SP_PAINT_SELECTOR_MODE_GRADIENT_RADIAL), NULL);
gsel = (SPGradientSelector*)gtk_object_get_data(GTK_OBJECT(psel->selector), "gradient-selector");
return sp_gradient_selector_get_vector(gsel);
}
void
sp_gradient_selector_attrs_to_gradient(SPGradient *gr, SPPaintSelector *psel)
{
SPGradientUnits units;
SPGradientSpread spread;
sp_paint_selector_get_gradient_properties(psel, &units, &spread);
sp_gradient_set_units(gr, units);
sp_gradient_set_spread(gr, spread);
SP_OBJECT(gr)->updateRepr();
}
static void
sp_paint_selector_clear_frame(SPPaintSelector *psel)
{
g_return_if_fail( psel != NULL);
if (psel->selector) {
/* before we destroy the frame contents, we must detach
* the patternmenu so that Gtk doesn't gtk_widget_destroy
* all the children of the menu. (We also have a g_object_ref
* count set on it too so that the gtk_container_remove doesn't
* end up destroying it.
*/
GtkWidget *patterns = (GtkWidget *)g_object_get_data(G_OBJECT(psel), "patternmenu");
if (patterns != NULL) {
GtkWidget * parent = gtk_widget_get_parent( GTK_WIDGET(patterns));
if ( parent != NULL ) {
g_assert( GTK_IS_CONTAINER(parent) );
gtk_container_remove( GTK_CONTAINER(parent), patterns );
}
}
gtk_widget_destroy(psel->selector);
psel->selector = NULL;
}
}
static void
sp_paint_selector_set_mode_empty(SPPaintSelector *psel)
{
sp_paint_selector_set_style_buttons(psel, NULL);
gtk_widget_set_sensitive(psel->style, FALSE);
sp_paint_selector_clear_frame(psel);
gtk_frame_set_label(GTK_FRAME(psel->frame), _("No objects"));
}
static void
sp_paint_selector_set_mode_multiple(SPPaintSelector *psel)
{
sp_paint_selector_set_style_buttons(psel, NULL);
gtk_widget_set_sensitive(psel->style, TRUE);
sp_paint_selector_clear_frame(psel);
gtk_frame_set_label(GTK_FRAME(psel->frame), _("Multiple styles"));
}
static void
sp_paint_selector_set_mode_unset(SPPaintSelector *psel)
{
sp_paint_selector_set_style_buttons(psel, psel->unset);
gtk_widget_set_sensitive(psel->style, TRUE);
sp_paint_selector_clear_frame(psel);
gtk_frame_set_label(GTK_FRAME(psel->frame), _("Paint is undefined"));
}
static void
sp_paint_selector_set_mode_none(SPPaintSelector *psel)
{
sp_paint_selector_set_style_buttons(psel, psel->none);
gtk_widget_set_sensitive(psel->style, TRUE);
sp_paint_selector_clear_frame(psel);
gtk_frame_set_label(GTK_FRAME(psel->frame), _("No paint"));
}
/* Color paint */
static void
sp_paint_selector_color_grabbed(SPColorSelector *csel, SPPaintSelector *psel)
{
gtk_signal_emit(GTK_OBJECT(psel), psel_signals[GRABBED]);
}
static void
sp_paint_selector_color_dragged(SPColorSelector *csel, SPPaintSelector *psel)
{
gtk_signal_emit(GTK_OBJECT(psel), psel_signals[DRAGGED]);
}
static void
sp_paint_selector_color_released(SPColorSelector *csel, SPPaintSelector *psel)
{
gtk_signal_emit(GTK_OBJECT(psel), psel_signals[RELEASED]);
}
static void
sp_paint_selector_color_changed(SPColorSelector *csel, SPPaintSelector *psel)
{
csel->base->getColorAlpha( psel->color, &psel->alpha );
gtk_signal_emit(GTK_OBJECT(psel), psel_signals[CHANGED]);
}
static void
sp_paint_selector_set_mode_color(SPPaintSelector *psel, SPPaintSelectorMode mode)
{
GtkWidget *csel;
sp_paint_selector_set_style_buttons(psel, psel->solid);
gtk_widget_set_sensitive(psel->style, TRUE);
if ((psel->mode == SP_PAINT_SELECTOR_MODE_COLOR_RGB) || (psel->mode == SP_PAINT_SELECTOR_MODE_COLOR_CMYK)) {
/* Already have color selector */
csel = (GtkWidget*)gtk_object_get_data(GTK_OBJECT(psel->selector), "color-selector");
} else {
sp_paint_selector_clear_frame(psel);
/* Create new color selector */
/* Create vbox */
GtkWidget *vb = gtk_vbox_new(FALSE, 4);
gtk_widget_show(vb);
/* Color selector */
csel = sp_color_selector_new(SP_TYPE_COLOR_NOTEBOOK, SP_COLORSPACE_TYPE_NONE);
gtk_widget_show(csel);
gtk_object_set_data(GTK_OBJECT(vb), "color-selector", csel);
gtk_box_pack_start(GTK_BOX(vb), csel, TRUE, TRUE, 0);
gtk_signal_connect(GTK_OBJECT(csel), "grabbed", GTK_SIGNAL_FUNC(sp_paint_selector_color_grabbed), psel);
gtk_signal_connect(GTK_OBJECT(csel), "dragged", GTK_SIGNAL_FUNC(sp_paint_selector_color_dragged), psel);
gtk_signal_connect(GTK_OBJECT(csel), "released", GTK_SIGNAL_FUNC(sp_paint_selector_color_released), psel);
gtk_signal_connect(GTK_OBJECT(csel), "changed", GTK_SIGNAL_FUNC(sp_paint_selector_color_changed), psel);
/* Pack everything to frame */
gtk_container_add(GTK_CONTAINER(psel->frame), vb);
psel->selector = vb;
/* Set color */
SP_COLOR_SELECTOR( csel )->base->setColorAlpha( psel->color, psel->alpha );
}
gtk_frame_set_label(GTK_FRAME(psel->frame), _("Flat color"));
#ifdef SP_PS_VERBOSE
g_print("Color req\n");
#endif
}
/* Gradient */
static void
sp_paint_selector_gradient_grabbed(SPColorSelector *csel, SPPaintSelector *psel)
{
gtk_signal_emit(GTK_OBJECT(psel), psel_signals[GRABBED]);
}
static void
sp_paint_selector_gradient_dragged(SPColorSelector *csel, SPPaintSelector *psel)
{
gtk_signal_emit(GTK_OBJECT(psel), psel_signals[DRAGGED]);
}
static void
sp_paint_selector_gradient_released(SPColorSelector *csel, SPPaintSelector *psel)
{
gtk_signal_emit(GTK_OBJECT(psel), psel_signals[RELEASED]);
}
static void
sp_paint_selector_gradient_changed(SPColorSelector *csel, SPPaintSelector *psel)
{
gtk_signal_emit(GTK_OBJECT(psel), psel_signals[CHANGED]);
}
static void
sp_paint_selector_set_mode_gradient(SPPaintSelector *psel, SPPaintSelectorMode mode)
{
GtkWidget *gsel;
/* fixme: We do not need function-wide gsel at all */
if (mode == SP_PAINT_SELECTOR_MODE_GRADIENT_LINEAR) {
sp_paint_selector_set_style_buttons(psel, psel->gradient);
} else {
sp_paint_selector_set_style_buttons(psel, psel->radial);
}
gtk_widget_set_sensitive(psel->style, TRUE);
if ((psel->mode == SP_PAINT_SELECTOR_MODE_GRADIENT_LINEAR) || (psel->mode == SP_PAINT_SELECTOR_MODE_GRADIENT_RADIAL)) {
/* Already have gradient selector */
gsel = (GtkWidget*)gtk_object_get_data(GTK_OBJECT(psel->selector), "gradient-selector");
} else {
sp_paint_selector_clear_frame(psel);
/* Create new gradient selector */
gsel = sp_gradient_selector_new();
gtk_widget_show(gsel);
gtk_signal_connect(GTK_OBJECT(gsel), "grabbed", GTK_SIGNAL_FUNC(sp_paint_selector_gradient_grabbed), psel);
gtk_signal_connect(GTK_OBJECT(gsel), "dragged", GTK_SIGNAL_FUNC(sp_paint_selector_gradient_dragged), psel);
gtk_signal_connect(GTK_OBJECT(gsel), "released", GTK_SIGNAL_FUNC(sp_paint_selector_gradient_released), psel);
gtk_signal_connect(GTK_OBJECT(gsel), "changed", GTK_SIGNAL_FUNC(sp_paint_selector_gradient_changed), psel);
/* Pack everything to frame */
gtk_container_add(GTK_CONTAINER(psel->frame), gsel);
psel->selector = gsel;
gtk_object_set_data(GTK_OBJECT(psel->selector), "gradient-selector", gsel);
}
/* Actually we have to set optiomenu history here */
if (mode == SP_PAINT_SELECTOR_MODE_GRADIENT_LINEAR) {
sp_gradient_selector_set_mode(SP_GRADIENT_SELECTOR(gsel), SP_GRADIENT_SELECTOR_MODE_LINEAR);
gtk_frame_set_label(GTK_FRAME(psel->frame), _("Linear gradient"));
} else {
sp_gradient_selector_set_mode(SP_GRADIENT_SELECTOR(gsel), SP_GRADIENT_SELECTOR_MODE_RADIAL);
gtk_frame_set_label(GTK_FRAME(psel->frame), _("Radial gradient"));
}
#ifdef SP_PS_VERBOSE
g_print("Gradient req\n");
#endif
}
static void
sp_paint_selector_set_style_buttons(SPPaintSelector *psel, GtkWidget *active)
{
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(psel->none), (active == psel->none));
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(psel->solid), (active == psel->solid));
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(psel->gradient), (active == psel->gradient));
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(psel->radial), (active == psel->radial));
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(psel->pattern), (active == psel->pattern));
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(psel->unset), (active == psel->unset));
}
static void
sp_psel_pattern_destroy(GtkWidget *widget, SPPaintSelector *psel)
{
// drop our reference to the pattern menu widget
g_object_unref( G_OBJECT(widget) );
}
static void
sp_psel_pattern_change(GtkWidget *widget, SPPaintSelector *psel)
{
gtk_signal_emit(GTK_OBJECT(psel), psel_signals[CHANGED]);
}
static GtkWidget*
ink_pattern_menu(GtkWidget *mnu)
{
/* Create new menu widget */
GtkWidget *m = gtk_menu_new();
gtk_widget_show(m);
/* Pick up all patterns */
SPDocument *doc = SP_ACTIVE_DOCUMENT;
GSList *pl = NULL;
GSList const *patterns = sp_document_get_resource_list(doc, "pattern");
for (GSList *l = (GSList *) patterns; l != NULL; l = l->next) {
if (SP_PATTERN(l->data) == pattern_getroot(SP_PATTERN(l->data))) { // only if this is a root pattern
pl = g_slist_prepend(pl, l->data);
}
}
pl = g_slist_reverse(pl);
if (!doc) {
GtkWidget *i;
i = gtk_menu_item_new_with_label(_("No document selected"));
gtk_widget_show(i);
gtk_menu_append(GTK_MENU(m), i);
gtk_widget_set_sensitive(mnu, FALSE);
} else if (!pl) {
GtkWidget *i;
i = gtk_menu_item_new_with_label(_("No patterns in document"));
gtk_widget_show(i);
gtk_menu_append(GTK_MENU(m), i);
gtk_widget_set_sensitive(mnu, FALSE);
} else {
for (; pl != NULL; pl = pl->next){
if (SP_IS_PATTERN(pl->data)){
SPPattern *pat = SP_PATTERN(pl->data);
GtkWidget *i = gtk_menu_item_new();
gtk_widget_show(i);
g_object_set_data(G_OBJECT(i), "pattern", pat);
GtkWidget *hb = gtk_hbox_new(FALSE, 4);
gtk_widget_show(hb);
Inkscape::XML::Node *repr = SP_OBJECT_REPR((SPItem *) pl->data);
GtkWidget *l = gtk_label_new(repr->attribute("id"));
gtk_widget_show(l);
gtk_misc_set_alignment(GTK_MISC(l), 1.0, 0.5);
gtk_box_pack_start(GTK_BOX(hb), l, TRUE, TRUE, 0);
gtk_widget_show(hb);
gtk_container_add(GTK_CONTAINER(i), hb);
gtk_menu_append(GTK_MENU(m), i);
}
}
gtk_widget_set_sensitive(mnu, TRUE);
}
gtk_option_menu_set_menu(GTK_OPTION_MENU(mnu), m);
/* Set history */
//gtk_option_menu_set_history(GTK_OPTION_MENU(mnu), 0);
g_slist_free(pl);
return mnu;
}
/*update pattern list*/
void
sp_update_pattern_list( SPPaintSelector *psel, SPPattern *pattern)
{
if (psel->update) return;
GtkWidget *mnu = (GtkWidget *)g_object_get_data(G_OBJECT(psel), "patternmenu");
g_assert( mnu != NULL );
/* Clear existing menu if any */
gtk_option_menu_remove_menu(GTK_OPTION_MENU(mnu));
ink_pattern_menu(mnu);
/* Set history */
if (pattern && !gtk_object_get_data(GTK_OBJECT(mnu), "update")) {
gtk_object_set_data(GTK_OBJECT(mnu), "update", GINT_TO_POINTER(TRUE));
gchar *patname = (gchar *) SP_OBJECT_REPR(pattern)->attribute("id");
GtkMenu *m = GTK_MENU(gtk_option_menu_get_menu(GTK_OPTION_MENU(mnu)));
GList *kids = GTK_MENU_SHELL(m)->children;
int patpos = 0;
int i = 0;
for (; kids != NULL; kids = kids->next) {
gchar *men_pat = (gchar *) SP_OBJECT_REPR(g_object_get_data(G_OBJECT(kids->data), "pattern"))->attribute("id");
if ( strcmp(men_pat, patname) == 0 ) {
patpos = i;
}
i++;
}
gtk_option_menu_set_history(GTK_OPTION_MENU(mnu), patpos);
gtk_object_set_data(GTK_OBJECT(mnu), "update", GINT_TO_POINTER(FALSE));
}
//gtk_option_menu_set_history(GTK_OPTION_MENU(mnu), 0);
}
static void
sp_paint_selector_set_mode_pattern(SPPaintSelector *psel, SPPaintSelectorMode mode)
{
if (mode == SP_PAINT_SELECTOR_MODE_PATTERN)
sp_paint_selector_set_style_buttons(psel, psel->pattern);
gtk_widget_set_sensitive(psel->style, TRUE);
GtkWidget *tbl = NULL;
if (psel->mode == SP_PAINT_SELECTOR_MODE_PATTERN){
/* Already have pattern menu */
tbl = (GtkWidget*)gtk_object_get_data(GTK_OBJECT(psel->selector), "pattern-selector");
} else {
sp_paint_selector_clear_frame(psel);
/* Create vbox */
tbl = gtk_vbox_new(FALSE, 4);
gtk_widget_show(tbl);
{
GtkWidget *hb = gtk_hbox_new(FALSE, 1);
GtkWidget *mnu = gtk_option_menu_new();
ink_pattern_menu(mnu);
gtk_signal_connect(GTK_OBJECT(mnu), "changed", GTK_SIGNAL_FUNC(sp_psel_pattern_change), psel);
gtk_signal_connect(GTK_OBJECT(mnu), "destroy", GTK_SIGNAL_FUNC(sp_psel_pattern_destroy), psel);
gtk_object_set_data(GTK_OBJECT(psel), "patternmenu", mnu);
g_object_ref( G_OBJECT(mnu));
gtk_container_add(GTK_CONTAINER(hb), mnu);
gtk_box_pack_start(GTK_BOX(tbl), hb, FALSE, FALSE, AUX_BETWEEN_BUTTON_GROUPS);
}
{
GtkWidget *hb = gtk_hbox_new(FALSE, 0);
GtkWidget *l = gtk_label_new(NULL);
gtk_label_set_markup(GTK_LABEL(l), _("Use <b>Edit &gt; Object(s) to Pattern</b> to create a new pattern from selection."));
gtk_label_set_line_wrap(GTK_LABEL(l), true);
gtk_widget_set_size_request(l, 180, -1);
gtk_box_pack_start(GTK_BOX(hb), l, TRUE, TRUE, AUX_BETWEEN_BUTTON_GROUPS);
gtk_box_pack_start(GTK_BOX(tbl), hb, FALSE, FALSE, AUX_BETWEEN_BUTTON_GROUPS);
}
gtk_widget_show_all(tbl);
gtk_container_add(GTK_CONTAINER(psel->frame), tbl);
psel->selector = tbl;
gtk_object_set_data(GTK_OBJECT(psel->selector), "pattern-selector", tbl);
gtk_frame_set_label(GTK_FRAME(psel->frame), _("Pattern fill"));
}
#ifdef SP_PS_VERBOSE
g_print("Pattern req\n");
#endif
}
SPPattern *
sp_paint_selector_get_pattern(SPPaintSelector *psel)
{
SPPattern *pat;
g_return_val_if_fail((psel->mode == SP_PAINT_SELECTOR_MODE_PATTERN) , NULL);
GtkWidget *patmnu = (GtkWidget *) g_object_get_data(G_OBJECT(psel), "patternmenu");
/* no pattern menu if we were just selected */
if ( patmnu == NULL ) return NULL;
GtkMenu *m = GTK_MENU(gtk_option_menu_get_menu(GTK_OPTION_MENU(patmnu)));
pat = pattern_getroot(SP_PATTERN(g_object_get_data(G_OBJECT(gtk_menu_get_active(m)), "pattern")));
return pat;
}
void
sp_paint_selector_set_flat_color(SPPaintSelector *psel, SPDesktop *desktop, gchar const *color_property, gchar const *opacity_property)
{
SPCSSAttr *css = sp_repr_css_attr_new();
SPColor color;
gfloat alpha;
sp_paint_selector_get_color_alpha(psel, &color, &alpha);
guint32 rgba = sp_color_get_rgba32_falpha(&color, alpha);
gchar b[64];
sp_svg_write_color(b, 64, rgba);
sp_repr_css_set_property(css, color_property, b);
Inkscape::CSSOStringStream osalpha;
osalpha << alpha;
sp_repr_css_set_property(css, opacity_property, osalpha.str().c_str());
sp_desktop_set_style(desktop, css);
sp_repr_css_attr_unref(css);
}
SPPaintSelectorMode
sp_style_determine_paint_selector_mode(SPStyle *style, bool isfill)
{
unsigned set = isfill? style->fill.set : style->stroke.set;
if (!set)
return SP_PAINT_SELECTOR_MODE_UNSET;
unsigned type = isfill? style->fill.type : style->stroke.type;
switch (type) {
case SP_PAINT_TYPE_NONE:
{
return SP_PAINT_SELECTOR_MODE_NONE;
}
case SP_PAINT_TYPE_COLOR:
{
return SP_PAINT_SELECTOR_MODE_COLOR_RGB; // so far only rgb can be read from svg
}
case SP_PAINT_TYPE_PAINTSERVER:
{
SPPaintServer *server = isfill? SP_STYLE_FILL_SERVER(style) : SP_STYLE_STROKE_SERVER(style);
if (SP_IS_LINEARGRADIENT(server)) {
return SP_PAINT_SELECTOR_MODE_GRADIENT_LINEAR;
} else if (SP_IS_RADIALGRADIENT(server)) {
return SP_PAINT_SELECTOR_MODE_GRADIENT_RADIAL;
} else if (SP_IS_PATTERN(server)) {
return SP_PAINT_SELECTOR_MODE_PATTERN;
}
g_warning( "file %s: line %d: Unknown paintserver",
__FILE__, __LINE__ );
return SP_PAINT_SELECTOR_MODE_NONE;
}
default:
g_warning( "file %s: line %d: Unknown paint type %d",
__FILE__, __LINE__, type );
break;
}
return SP_PAINT_SELECTOR_MODE_NONE;
}
/*
Local Variables:
mode:c++
c-file-style:"stroustrup"
c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
indent-tabs-mode:nil
fill-column:99
End:
*/
// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=99 :