199767f8919635c4928607450d9e0abb932109ceToomas Soome

199767f8919635c4928607450d9e0abb932109ceToomas Soome#ifdef HAVE_CONFIG_H

199767f8919635c4928607450d9e0abb932109ceToomas Soome# include "config.h"

199767f8919635c4928607450d9e0abb932109ceToomas Soome#endif

199767f8919635c4928607450d9e0abb932109ceToomas Soome

199767f8919635c4928607450d9e0abb932109ceToomas Soome#include <cstring>

199767f8919635c4928607450d9e0abb932109ceToomas Soome#include <string>

199767f8919635c4928607450d9e0abb932109ceToomas Soome

199767f8919635c4928607450d9e0abb932109ceToomas Soome#include <gdk/gdkkeysyms.h>

199767f8919635c4928607450d9e0abb932109ceToomas Soome

199767f8919635c4928607450d9e0abb932109ceToomas Soome#include "macros.h"

199767f8919635c4928607450d9e0abb932109ceToomas Soome#include "display/sp-canvas.h"

199767f8919635c4928607450d9e0abb932109ceToomas Soome#include "sp-star.h"

199767f8919635c4928607450d9e0abb932109ceToomas Soome#include "document.h"

199767f8919635c4928607450d9e0abb932109ceToomas Soome#include "sp-namedview.h"

199767f8919635c4928607450d9e0abb932109ceToomas Soome#include "selection.h"

199767f8919635c4928607450d9e0abb932109ceToomas Soome#include "desktop-handles.h"

199767f8919635c4928607450d9e0abb932109ceToomas Soome#include "snap.h"

199767f8919635c4928607450d9e0abb932109ceToomas Soome#include "desktop.h"

199767f8919635c4928607450d9e0abb932109ceToomas Soome#include "desktop-style.h"

199767f8919635c4928607450d9e0abb932109ceToomas Soome#include "message-context.h"

199767f8919635c4928607450d9e0abb932109ceToomas Soome#include "pixmaps/cursor-star.xpm"

199767f8919635c4928607450d9e0abb932109ceToomas Soome#include "sp-metrics.h"

199767f8919635c4928607450d9e0abb932109ceToomas Soome#include <glibmm/i18n.h>

199767f8919635c4928607450d9e0abb932109ceToomas Soome#include "preferences.h"

199767f8919635c4928607450d9e0abb932109ceToomas Soome#include "xml/repr.h"

199767f8919635c4928607450d9e0abb932109ceToomas Soome#include "xml/node-event-vector.h"

199767f8919635c4928607450d9e0abb932109ceToomas Soome#include "object-edit.h"

199767f8919635c4928607450d9e0abb932109ceToomas Soome#include "context-fns.h"

199767f8919635c4928607450d9e0abb932109ceToomas Soome#include "shape-editor.h"

199767f8919635c4928607450d9e0abb932109ceToomas Soome

199767f8919635c4928607450d9e0abb932109ceToomas Soome#include "star-context.h"

199767f8919635c4928607450d9e0abb932109ceToomas Soome

199767f8919635c4928607450d9e0abb932109ceToomas Soomeusing Inkscape::DocumentUndo;

199767f8919635c4928607450d9e0abb932109ceToomas Soome

199767f8919635c4928607450d9e0abb932109ceToomas Soomestatic void sp_star_context_class_init (SPStarContextClass * klass);

199767f8919635c4928607450d9e0abb932109ceToomas Soomestatic void sp_star_context_init (SPStarContext * star_context);

199767f8919635c4928607450d9e0abb932109ceToomas Soomestatic void sp_star_context_dispose (GObject *object);

199767f8919635c4928607450d9e0abb932109ceToomas Soome

199767f8919635c4928607450d9e0abb932109ceToomas Soomestatic void sp_star_context_setup (SPEventContext *ec);

199767f8919635c4928607450d9e0abb932109ceToomas Soomestatic void sp_star_context_finish(SPEventContext *ec);

199767f8919635c4928607450d9e0abb932109ceToomas Soomestatic void sp_star_context_set (SPEventContext *ec, Inkscape::Preferences::Entry *val);

199767f8919635c4928607450d9e0abb932109ceToomas Soomestatic gint sp_star_context_root_handler (SPEventContext *ec, GdkEvent *event);

199767f8919635c4928607450d9e0abb932109ceToomas Soome

199767f8919635c4928607450d9e0abb932109ceToomas Soomestatic void sp_star_drag (SPStarContext * sc, Geom::Point p, guint state);

199767f8919635c4928607450d9e0abb932109ceToomas Soomestatic void sp_star_finish (SPStarContext * sc);

199767f8919635c4928607450d9e0abb932109ceToomas Soomestatic void sp_star_cancel(SPStarContext * sc);

199767f8919635c4928607450d9e0abb932109ceToomas Soome

199767f8919635c4928607450d9e0abb932109ceToomas Soomestatic SPEventContextClass * parent_class;

199767f8919635c4928607450d9e0abb932109ceToomas Soome

199767f8919635c4928607450d9e0abb932109ceToomas Soomesp_star_context_get_type (void)

199767f8919635c4928607450d9e0abb932109ceToomas Soome{

199767f8919635c4928607450d9e0abb932109ceToomas Soome static GType type = 0;

199767f8919635c4928607450d9e0abb932109ceToomas Soome if (!type) {

199767f8919635c4928607450d9e0abb932109ceToomas Soome GTypeInfo info = {

199767f8919635c4928607450d9e0abb932109ceToomas Soome sizeof (SPStarContextClass),

199767f8919635c4928607450d9e0abb932109ceToomas Soome NULL, NULL,

199767f8919635c4928607450d9e0abb932109ceToomas Soome (GClassInitFunc) sp_star_context_class_init,

199767f8919635c4928607450d9e0abb932109ceToomas Soome NULL, NULL,

199767f8919635c4928607450d9e0abb932109ceToomas Soome sizeof (SPStarContext),

199767f8919635c4928607450d9e0abb932109ceToomas Soome 4,

199767f8919635c4928607450d9e0abb932109ceToomas Soome (GInstanceInitFunc) sp_star_context_init,

199767f8919635c4928607450d9e0abb932109ceToomas Soome NULL, /* value_table */

199767f8919635c4928607450d9e0abb932109ceToomas Soome };

199767f8919635c4928607450d9e0abb932109ceToomas Soome type = g_type_register_static (SP_TYPE_EVENT_CONTEXT, "SPStarContext", &info, (GTypeFlags)0);

199767f8919635c4928607450d9e0abb932109ceToomas Soome }

199767f8919635c4928607450d9e0abb932109ceToomas Soome return type;

199767f8919635c4928607450d9e0abb932109ceToomas Soome}

199767f8919635c4928607450d9e0abb932109ceToomas Soome

199767f8919635c4928607450d9e0abb932109ceToomas Soomestatic void

199767f8919635c4928607450d9e0abb932109ceToomas Soomesp_star_context_class_init (SPStarContextClass * klass)

199767f8919635c4928607450d9e0abb932109ceToomas Soome{

199767f8919635c4928607450d9e0abb932109ceToomas Soome GObjectClass *object_class = (GObjectClass *) klass;

199767f8919635c4928607450d9e0abb932109ceToomas Soome SPEventContextClass *event_context_class = (SPEventContextClass *) klass;

199767f8919635c4928607450d9e0abb932109ceToomas Soome

199767f8919635c4928607450d9e0abb932109ceToomas Soome parent_class = (SPEventContextClass*)g_type_class_peek_parent (klass);

199767f8919635c4928607450d9e0abb932109ceToomas Soome

199767f8919635c4928607450d9e0abb932109ceToomas Soome object_class->dispose = sp_star_context_dispose;

199767f8919635c4928607450d9e0abb932109ceToomas Soome

199767f8919635c4928607450d9e0abb932109ceToomas Soome event_context_class->setup = sp_star_context_setup;

199767f8919635c4928607450d9e0abb932109ceToomas Soome event_context_class->finish = sp_star_context_finish;

199767f8919635c4928607450d9e0abb932109ceToomas Soome event_context_class->set = sp_star_context_set;

199767f8919635c4928607450d9e0abb932109ceToomas Soome event_context_class->root_handler = sp_star_context_root_handler;

199767f8919635c4928607450d9e0abb932109ceToomas Soome}

199767f8919635c4928607450d9e0abb932109ceToomas Soome

199767f8919635c4928607450d9e0abb932109ceToomas Soomestatic void

199767f8919635c4928607450d9e0abb932109ceToomas Soomesp_star_context_init (SPStarContext * star_context)

199767f8919635c4928607450d9e0abb932109ceToomas Soome{

199767f8919635c4928607450d9e0abb932109ceToomas Soome SPEventContext *event_context = SP_EVENT_CONTEXT (star_context);

199767f8919635c4928607450d9e0abb932109ceToomas Soome

199767f8919635c4928607450d9e0abb932109ceToomas Soome event_context->cursor_shape = cursor_star_xpm;

199767f8919635c4928607450d9e0abb932109ceToomas Soome event_context->hot_x = 4;

199767f8919635c4928607450d9e0abb932109ceToomas Soome event_context->hot_y = 4;

199767f8919635c4928607450d9e0abb932109ceToomas Soome event_context->xp = 0;

199767f8919635c4928607450d9e0abb932109ceToomas Soome event_context->yp = 0;

199767f8919635c4928607450d9e0abb932109ceToomas Soome event_context->tolerance = 0;

199767f8919635c4928607450d9e0abb932109ceToomas Soome event_context->within_tolerance = false;

199767f8919635c4928607450d9e0abb932109ceToomas Soome event_context->item_to_select = NULL;

199767f8919635c4928607450d9e0abb932109ceToomas Soome event_context->tool_url = "/tools/shapes/star";

199767f8919635c4928607450d9e0abb932109ceToomas Soome

199767f8919635c4928607450d9e0abb932109ceToomas Soome star_context->item = NULL;

199767f8919635c4928607450d9e0abb932109ceToomas Soome

199767f8919635c4928607450d9e0abb932109ceToomas Soome star_context->magnitude = 5;

199767f8919635c4928607450d9e0abb932109ceToomas Soome star_context->proportion = 0.5;

199767f8919635c4928607450d9e0abb932109ceToomas Soome star_context->isflatsided = false;

199767f8919635c4928607450d9e0abb932109ceToomas Soome

199767f8919635c4928607450d9e0abb932109ceToomas Soome new (&star_context->sel_changed_connection) sigc::connection();

199767f8919635c4928607450d9e0abb932109ceToomas Soome}

199767f8919635c4928607450d9e0abb932109ceToomas Soome

199767f8919635c4928607450d9e0abb932109ceToomas Soomestatic void sp_star_context_finish(SPEventContext *ec)

199767f8919635c4928607450d9e0abb932109ceToomas Soome{

199767f8919635c4928607450d9e0abb932109ceToomas Soome SPStarContext *sc = SP_STAR_CONTEXT(ec);

199767f8919635c4928607450d9e0abb932109ceToomas Soome SPDesktop *desktop = ec->desktop;

199767f8919635c4928607450d9e0abb932109ceToomas Soome

199767f8919635c4928607450d9e0abb932109ceToomas Soome sp_canvas_item_ungrab(SP_CANVAS_ITEM(desktop->acetate), GDK_CURRENT_TIME);

199767f8919635c4928607450d9e0abb932109ceToomas Soome sp_star_finish(sc);

199767f8919635c4928607450d9e0abb932109ceToomas Soome sc->sel_changed_connection.disconnect();

199767f8919635c4928607450d9e0abb932109ceToomas Soome

199767f8919635c4928607450d9e0abb932109ceToomas Soome if (((SPEventContextClass *) parent_class)->finish) {

199767f8919635c4928607450d9e0abb932109ceToomas Soome ((SPEventContextClass *) parent_class)->finish(ec);

199767f8919635c4928607450d9e0abb932109ceToomas Soome }

199767f8919635c4928607450d9e0abb932109ceToomas Soome}

199767f8919635c4928607450d9e0abb932109ceToomas Soome

199767f8919635c4928607450d9e0abb932109ceToomas Soome

199767f8919635c4928607450d9e0abb932109ceToomas Soomestatic void

199767f8919635c4928607450d9e0abb932109ceToomas Soomesp_star_context_dispose (GObject *object)

199767f8919635c4928607450d9e0abb932109ceToomas Soome{

199767f8919635c4928607450d9e0abb932109ceToomas Soome SPEventContext *ec = SP_EVENT_CONTEXT (object);

199767f8919635c4928607450d9e0abb932109ceToomas Soome SPStarContext *sc = SP_STAR_CONTEXT (object);

199767f8919635c4928607450d9e0abb932109ceToomas Soome

199767f8919635c4928607450d9e0abb932109ceToomas Soome ec->enableGrDrag(false);

199767f8919635c4928607450d9e0abb932109ceToomas Soome

199767f8919635c4928607450d9e0abb932109ceToomas Soome sc->sel_changed_connection.disconnect();

199767f8919635c4928607450d9e0abb932109ceToomas Soome sc->sel_changed_connection.~connection();

199767f8919635c4928607450d9e0abb932109ceToomas Soome

199767f8919635c4928607450d9e0abb932109ceToomas Soome delete ec->shape_editor;

199767f8919635c4928607450d9e0abb932109ceToomas Soome ec->shape_editor = NULL;

199767f8919635c4928607450d9e0abb932109ceToomas Soome

199767f8919635c4928607450d9e0abb932109ceToomas Soome /* fixme: This is necessary because we do not grab */

199767f8919635c4928607450d9e0abb932109ceToomas Soome if (sc->item) sp_star_finish (sc);

199767f8919635c4928607450d9e0abb932109ceToomas Soome

199767f8919635c4928607450d9e0abb932109ceToomas Soome if (sc->_message_context) {

199767f8919635c4928607450d9e0abb932109ceToomas Soome delete sc->_message_context;

199767f8919635c4928607450d9e0abb932109ceToomas Soome }

199767f8919635c4928607450d9e0abb932109ceToomas Soome

199767f8919635c4928607450d9e0abb932109ceToomas Soome G_OBJECT_CLASS (parent_class)->dispose (object);

199767f8919635c4928607450d9e0abb932109ceToomas Soome}

199767f8919635c4928607450d9e0abb932109ceToomas Soome

199767f8919635c4928607450d9e0abb932109ceToomas Soomevoid sp_star_context_selection_changed (Inkscape::Selection * selection, gpointer data)

199767f8919635c4928607450d9e0abb932109ceToomas Soome{

199767f8919635c4928607450d9e0abb932109ceToomas Soome g_assert (selection != NULL);

199767f8919635c4928607450d9e0abb932109ceToomas Soome

199767f8919635c4928607450d9e0abb932109ceToomas Soome SPStarContext *sc = SP_STAR_CONTEXT (data);

199767f8919635c4928607450d9e0abb932109ceToomas Soome SPEventContext *ec = SP_EVENT_CONTEXT (sc);

199767f8919635c4928607450d9e0abb932109ceToomas Soome

199767f8919635c4928607450d9e0abb932109ceToomas Soome ec->shape_editor->unset_item(SH_KNOTHOLDER);

199767f8919635c4928607450d9e0abb932109ceToomas Soome SPItem *item = selection->singleItem();

199767f8919635c4928607450d9e0abb932109ceToomas Soome ec->shape_editor->set_item(item, SH_KNOTHOLDER);

199767f8919635c4928607450d9e0abb932109ceToomas Soome}

199767f8919635c4928607450d9e0abb932109ceToomas Soome

199767f8919635c4928607450d9e0abb932109ceToomas Soomestatic void

199767f8919635c4928607450d9e0abb932109ceToomas Soomesp_star_context_setup (SPEventContext *ec)

199767f8919635c4928607450d9e0abb932109ceToomas Soome{

199767f8919635c4928607450d9e0abb932109ceToomas Soome SPStarContext *sc = SP_STAR_CONTEXT (ec);

199767f8919635c4928607450d9e0abb932109ceToomas Soome

199767f8919635c4928607450d9e0abb932109ceToomas Soome if (((SPEventContextClass *) parent_class)->setup)

199767f8919635c4928607450d9e0abb932109ceToomas Soome ((SPEventContextClass *) parent_class)->setup (ec);

199767f8919635c4928607450d9e0abb932109ceToomas Soome

199767f8919635c4928607450d9e0abb932109ceToomas Soome sp_event_context_read (ec, "magnitude");

199767f8919635c4928607450d9e0abb932109ceToomas Soome sp_event_context_read (ec, "proportion");

199767f8919635c4928607450d9e0abb932109ceToomas Soome sp_event_context_read (ec, "isflatsided");

199767f8919635c4928607450d9e0abb932109ceToomas Soome sp_event_context_read (ec, "rounded");

199767f8919635c4928607450d9e0abb932109ceToomas Soome sp_event_context_read (ec, "randomized");

199767f8919635c4928607450d9e0abb932109ceToomas Soome

199767f8919635c4928607450d9e0abb932109ceToomas Soome ec->shape_editor = new ShapeEditor(ec->desktop);

199767f8919635c4928607450d9e0abb932109ceToomas Soome

199767f8919635c4928607450d9e0abb932109ceToomas Soome SPItem *item = sp_desktop_selection(ec->desktop)->singleItem();

199767f8919635c4928607450d9e0abb932109ceToomas Soome if (item) {

199767f8919635c4928607450d9e0abb932109ceToomas Soome ec->shape_editor->set_item(item, SH_KNOTHOLDER);

199767f8919635c4928607450d9e0abb932109ceToomas Soome }

199767f8919635c4928607450d9e0abb932109ceToomas Soome

199767f8919635c4928607450d9e0abb932109ceToomas Soome Inkscape::Selection *selection = sp_desktop_selection(ec->desktop);

199767f8919635c4928607450d9e0abb932109ceToomas Soome sc->sel_changed_connection.disconnect();

199767f8919635c4928607450d9e0abb932109ceToomas Soome sc->sel_changed_connection = selection->connectChanged(sigc::bind(sigc::ptr_fun(&sp_star_context_selection_changed), (gpointer)sc));

199767f8919635c4928607450d9e0abb932109ceToomas Soome

199767f8919635c4928607450d9e0abb932109ceToomas Soome Inkscape::Preferences *prefs = Inkscape::Preferences::get();

199767f8919635c4928607450d9e0abb932109ceToomas Soome if (prefs->getBool("/tools/shapes/selcue")) {

199767f8919635c4928607450d9e0abb932109ceToomas Soome ec->enableSelectionCue();

199767f8919635c4928607450d9e0abb932109ceToomas Soome }

199767f8919635c4928607450d9e0abb932109ceToomas Soome

199767f8919635c4928607450d9e0abb932109ceToomas Soome if (prefs->getBool("/tools/shapes/gradientdrag")) {

199767f8919635c4928607450d9e0abb932109ceToomas Soome ec->enableGrDrag();

199767f8919635c4928607450d9e0abb932109ceToomas Soome }

199767f8919635c4928607450d9e0abb932109ceToomas Soome

199767f8919635c4928607450d9e0abb932109ceToomas Soome sc->_message_context = new Inkscape::MessageContext((ec->desktop)->messageStack());

199767f8919635c4928607450d9e0abb932109ceToomas Soome}

199767f8919635c4928607450d9e0abb932109ceToomas Soome

199767f8919635c4928607450d9e0abb932109ceToomas Soomestatic void

199767f8919635c4928607450d9e0abb932109ceToomas Soomesp_star_context_set (SPEventContext *ec, Inkscape::Preferences::Entry *val)

199767f8919635c4928607450d9e0abb932109ceToomas Soome{

199767f8919635c4928607450d9e0abb932109ceToomas Soome SPStarContext *sc = SP_STAR_CONTEXT (ec);

199767f8919635c4928607450d9e0abb932109ceToomas Soome Glib::ustring path = val->getEntryName();

199767f8919635c4928607450d9e0abb932109ceToomas Soome

199767f8919635c4928607450d9e0abb932109ceToomas Soome if (path == "magnitude") {

199767f8919635c4928607450d9e0abb932109ceToomas Soome sc->magnitude = CLAMP(val->getInt(5), 3, 1024);

199767f8919635c4928607450d9e0abb932109ceToomas Soome } else if (path == "proportion") {

199767f8919635c4928607450d9e0abb932109ceToomas Soome sc->proportion = CLAMP(val->getDouble(0.5), 0.01, 2.0);

199767f8919635c4928607450d9e0abb932109ceToomas Soome } else if (path == "isflatsided") {

199767f8919635c4928607450d9e0abb932109ceToomas Soome sc->isflatsided = val->getBool();

199767f8919635c4928607450d9e0abb932109ceToomas Soome } else if (path == "rounded") {

199767f8919635c4928607450d9e0abb932109ceToomas Soome sc->rounded = val->getDouble();

199767f8919635c4928607450d9e0abb932109ceToomas Soome } else if (path == "randomized") {

199767f8919635c4928607450d9e0abb932109ceToomas Soome sc->randomized = val->getDouble();

199767f8919635c4928607450d9e0abb932109ceToomas Soome }

199767f8919635c4928607450d9e0abb932109ceToomas Soome}

199767f8919635c4928607450d9e0abb932109ceToomas Soome

199767f8919635c4928607450d9e0abb932109ceToomas Soomestatic gint sp_star_context_root_handler(SPEventContext *event_context, GdkEvent *event)

199767f8919635c4928607450d9e0abb932109ceToomas Soome{

199767f8919635c4928607450d9e0abb932109ceToomas Soome static gboolean dragging;

199767f8919635c4928607450d9e0abb932109ceToomas Soome

199767f8919635c4928607450d9e0abb932109ceToomas Soome SPDesktop *desktop = event_context->desktop;

199767f8919635c4928607450d9e0abb932109ceToomas Soome Inkscape::Selection *selection = sp_desktop_selection (desktop);

199767f8919635c4928607450d9e0abb932109ceToomas Soome Inkscape::Preferences *prefs = Inkscape::Preferences::get();

199767f8919635c4928607450d9e0abb932109ceToomas Soome

199767f8919635c4928607450d9e0abb932109ceToomas Soome SPStarContext *sc = SP_STAR_CONTEXT (event_context);

199767f8919635c4928607450d9e0abb932109ceToomas Soome

199767f8919635c4928607450d9e0abb932109ceToomas Soome event_context->tolerance = prefs->getIntLimited("/options/dragtolerance/value", 0, 0, 100);

199767f8919635c4928607450d9e0abb932109ceToomas Soome

199767f8919635c4928607450d9e0abb932109ceToomas Soome gint ret = FALSE;

199767f8919635c4928607450d9e0abb932109ceToomas Soome

199767f8919635c4928607450d9e0abb932109ceToomas Soome switch (event->type) {

199767f8919635c4928607450d9e0abb932109ceToomas Soome case GDK_BUTTON_PRESS:

199767f8919635c4928607450d9e0abb932109ceToomas Soome if (event->button.button == 1 && !event_context->space_panning) {

199767f8919635c4928607450d9e0abb932109ceToomas Soome

199767f8919635c4928607450d9e0abb932109ceToomas Soome dragging = TRUE;

199767f8919635c4928607450d9e0abb932109ceToomas Soome

199767f8919635c4928607450d9e0abb932109ceToomas Soome sc->center = Inkscape::setup_for_drag_start(desktop, event_context, event);

199767f8919635c4928607450d9e0abb932109ceToomas Soome

199767f8919635c4928607450d9e0abb932109ceToomas Soome /* Snap center */

199767f8919635c4928607450d9e0abb932109ceToomas Soome SnapManager &m = desktop->namedview->snap_manager;

199767f8919635c4928607450d9e0abb932109ceToomas Soome m.setup(desktop, true);

199767f8919635c4928607450d9e0abb932109ceToomas Soome m.freeSnapReturnByRef(sc->center, Inkscape::SNAPSOURCE_NODE_HANDLE);

199767f8919635c4928607450d9e0abb932109ceToomas Soome m.unSetup();

199767f8919635c4928607450d9e0abb932109ceToomas Soome sp_canvas_item_grab(SP_CANVAS_ITEM(desktop->acetate),

199767f8919635c4928607450d9e0abb932109ceToomas Soome GDK_KEY_PRESS_MASK | GDK_BUTTON_RELEASE_MASK |

199767f8919635c4928607450d9e0abb932109ceToomas Soome GDK_POINTER_MOTION_MASK |

199767f8919635c4928607450d9e0abb932109ceToomas Soome GDK_POINTER_MOTION_HINT_MASK |

199767f8919635c4928607450d9e0abb932109ceToomas Soome GDK_BUTTON_PRESS_MASK,

199767f8919635c4928607450d9e0abb932109ceToomas Soome NULL, event->button.time);

199767f8919635c4928607450d9e0abb932109ceToomas Soome ret = TRUE;

199767f8919635c4928607450d9e0abb932109ceToomas Soome }

199767f8919635c4928607450d9e0abb932109ceToomas Soome break;

199767f8919635c4928607450d9e0abb932109ceToomas Soome case GDK_MOTION_NOTIFY:

199767f8919635c4928607450d9e0abb932109ceToomas Soome if (dragging && (event->motion.state & GDK_BUTTON1_MASK) && !event_context->space_panning) {

199767f8919635c4928607450d9e0abb932109ceToomas Soome

199767f8919635c4928607450d9e0abb932109ceToomas Soome if ( event_context->within_tolerance

199767f8919635c4928607450d9e0abb932109ceToomas Soome && ( abs( (gint) event->motion.x - event_context->xp ) < event_context->tolerance )

199767f8919635c4928607450d9e0abb932109ceToomas Soome && ( abs( (gint) event->motion.y - event_context->yp ) < event_context->tolerance ) ) {

199767f8919635c4928607450d9e0abb932109ceToomas Soome break; // do not drag if we're within tolerance from origin

199767f8919635c4928607450d9e0abb932109ceToomas Soome }

199767f8919635c4928607450d9e0abb932109ceToomas Soome // Once the user has moved farther than tolerance from the original location

199767f8919635c4928607450d9e0abb932109ceToomas Soome // (indicating they intend to draw, not click), then always process the

199767f8919635c4928607450d9e0abb932109ceToomas Soome // motion notify coordinates as given (no snapping back to origin)

199767f8919635c4928607450d9e0abb932109ceToomas Soome event_context->within_tolerance = false;

199767f8919635c4928607450d9e0abb932109ceToomas Soome

199767f8919635c4928607450d9e0abb932109ceToomas Soome Geom::Point const motion_w(event->motion.x, event->motion.y);

199767f8919635c4928607450d9e0abb932109ceToomas Soome Geom::Point motion_dt(desktop->w2d(motion_w));

199767f8919635c4928607450d9e0abb932109ceToomas Soome

199767f8919635c4928607450d9e0abb932109ceToomas Soome sp_star_drag (sc, motion_dt, event->motion.state);

199767f8919635c4928607450d9e0abb932109ceToomas Soome

199767f8919635c4928607450d9e0abb932109ceToomas Soome gobble_motion_events(GDK_BUTTON1_MASK);

199767f8919635c4928607450d9e0abb932109ceToomas Soome

199767f8919635c4928607450d9e0abb932109ceToomas Soome ret = TRUE;

199767f8919635c4928607450d9e0abb932109ceToomas Soome } else if (!sp_event_context_knot_mouseover(event_context)) {

199767f8919635c4928607450d9e0abb932109ceToomas Soome SnapManager &m = desktop->namedview->snap_manager;

199767f8919635c4928607450d9e0abb932109ceToomas Soome m.setup(desktop);

199767f8919635c4928607450d9e0abb932109ceToomas Soome

199767f8919635c4928607450d9e0abb932109ceToomas Soome Geom::Point const motion_w(event->motion.x, event->motion.y);

199767f8919635c4928607450d9e0abb932109ceToomas Soome Geom::Point motion_dt(desktop->w2d(motion_w));

199767f8919635c4928607450d9e0abb932109ceToomas Soome

199767f8919635c4928607450d9e0abb932109ceToomas Soome m.preSnap(Inkscape::SnapCandidatePoint(motion_dt, Inkscape::SNAPSOURCE_NODE_HANDLE));

199767f8919635c4928607450d9e0abb932109ceToomas Soome m.unSetup();

199767f8919635c4928607450d9e0abb932109ceToomas Soome }

199767f8919635c4928607450d9e0abb932109ceToomas Soome break;

199767f8919635c4928607450d9e0abb932109ceToomas Soome case GDK_BUTTON_RELEASE:

199767f8919635c4928607450d9e0abb932109ceToomas Soome event_context->xp = event_context->yp = 0;

199767f8919635c4928607450d9e0abb932109ceToomas Soome if (event->button.button == 1 && !event_context->space_panning) {

199767f8919635c4928607450d9e0abb932109ceToomas Soome dragging = FALSE;

199767f8919635c4928607450d9e0abb932109ceToomas Soome sp_event_context_discard_delayed_snap_event(event_context);

199767f8919635c4928607450d9e0abb932109ceToomas Soome if (!event_context->within_tolerance) {

199767f8919635c4928607450d9e0abb932109ceToomas Soome // we've been dragging, finish the star

199767f8919635c4928607450d9e0abb932109ceToomas Soome sp_star_finish (sc);

199767f8919635c4928607450d9e0abb932109ceToomas Soome } else if (event_context->item_to_select) {

199767f8919635c4928607450d9e0abb932109ceToomas Soome // no dragging, select clicked item if any

199767f8919635c4928607450d9e0abb932109ceToomas Soome if (event->button.state & GDK_SHIFT_MASK) {

199767f8919635c4928607450d9e0abb932109ceToomas Soome selection->toggle(event_context->item_to_select);

199767f8919635c4928607450d9e0abb932109ceToomas Soome } else {

199767f8919635c4928607450d9e0abb932109ceToomas Soome selection->set(event_context->item_to_select);

199767f8919635c4928607450d9e0abb932109ceToomas Soome }

199767f8919635c4928607450d9e0abb932109ceToomas Soome } else {

199767f8919635c4928607450d9e0abb932109ceToomas Soome // click in an empty space

199767f8919635c4928607450d9e0abb932109ceToomas Soome selection->clear();

199767f8919635c4928607450d9e0abb932109ceToomas Soome }

199767f8919635c4928607450d9e0abb932109ceToomas Soome

199767f8919635c4928607450d9e0abb932109ceToomas Soome event_context->item_to_select = NULL;

199767f8919635c4928607450d9e0abb932109ceToomas Soome ret = TRUE;

199767f8919635c4928607450d9e0abb932109ceToomas Soome sp_canvas_item_ungrab(SP_CANVAS_ITEM (desktop->acetate), event->button.time);

199767f8919635c4928607450d9e0abb932109ceToomas Soome }

199767f8919635c4928607450d9e0abb932109ceToomas Soome break;

199767f8919635c4928607450d9e0abb932109ceToomas Soome case GDK_KEY_PRESS:

199767f8919635c4928607450d9e0abb932109ceToomas Soome switch (get_group0_keyval(&event->key)) {

199767f8919635c4928607450d9e0abb932109ceToomas Soome case GDK_Alt_R:

199767f8919635c4928607450d9e0abb932109ceToomas Soome case GDK_Control_L:

199767f8919635c4928607450d9e0abb932109ceToomas Soome case GDK_Control_R:

199767f8919635c4928607450d9e0abb932109ceToomas Soome case GDK_Shift_L:

199767f8919635c4928607450d9e0abb932109ceToomas Soome case GDK_Shift_R:

199767f8919635c4928607450d9e0abb932109ceToomas Soome case GDK_Meta_L: // Meta is when you press Shift+Alt (at least on my machine)

199767f8919635c4928607450d9e0abb932109ceToomas Soome case GDK_Meta_R:

199767f8919635c4928607450d9e0abb932109ceToomas Soome sp_event_show_modifier_tip(event_context->defaultMessageContext(), event,

199767f8919635c4928607450d9e0abb932109ceToomas Soome _("<b>Ctrl</b>: snap angle; keep rays radial"),

199767f8919635c4928607450d9e0abb932109ceToomas Soome NULL,

199767f8919635c4928607450d9e0abb932109ceToomas Soome NULL);

199767f8919635c4928607450d9e0abb932109ceToomas Soome break;

199767f8919635c4928607450d9e0abb932109ceToomas Soome case GDK_Up:

199767f8919635c4928607450d9e0abb932109ceToomas Soome case GDK_Down:

199767f8919635c4928607450d9e0abb932109ceToomas Soome case GDK_KP_Up:

199767f8919635c4928607450d9e0abb932109ceToomas Soome case GDK_KP_Down:

199767f8919635c4928607450d9e0abb932109ceToomas Soome // prevent the zoom field from activation

199767f8919635c4928607450d9e0abb932109ceToomas Soome if (!MOD__CTRL_ONLY)

199767f8919635c4928607450d9e0abb932109ceToomas Soome ret = TRUE;

199767f8919635c4928607450d9e0abb932109ceToomas Soome break;

199767f8919635c4928607450d9e0abb932109ceToomas Soome case GDK_x:

199767f8919635c4928607450d9e0abb932109ceToomas Soome case GDK_X:

199767f8919635c4928607450d9e0abb932109ceToomas Soome if (MOD__ALT_ONLY) {

199767f8919635c4928607450d9e0abb932109ceToomas Soome desktop->setToolboxFocusTo ("altx-star");

199767f8919635c4928607450d9e0abb932109ceToomas Soome ret = TRUE;

199767f8919635c4928607450d9e0abb932109ceToomas Soome }

199767f8919635c4928607450d9e0abb932109ceToomas Soome break;

199767f8919635c4928607450d9e0abb932109ceToomas Soome case GDK_Escape:

199767f8919635c4928607450d9e0abb932109ceToomas Soome if (dragging) {

199767f8919635c4928607450d9e0abb932109ceToomas Soome dragging = false;

199767f8919635c4928607450d9e0abb932109ceToomas Soome sp_event_context_discard_delayed_snap_event(event_context);

199767f8919635c4928607450d9e0abb932109ceToomas Soome // if drawing, cancel, otherwise pass it up for deselecting

199767f8919635c4928607450d9e0abb932109ceToomas Soome sp_star_cancel(sc);

199767f8919635c4928607450d9e0abb932109ceToomas Soome ret = TRUE;

199767f8919635c4928607450d9e0abb932109ceToomas Soome }

199767f8919635c4928607450d9e0abb932109ceToomas Soome break;

199767f8919635c4928607450d9e0abb932109ceToomas Soome case GDK_space:

199767f8919635c4928607450d9e0abb932109ceToomas Soome if (dragging) {

199767f8919635c4928607450d9e0abb932109ceToomas Soome sp_canvas_item_ungrab(SP_CANVAS_ITEM(desktop->acetate),

199767f8919635c4928607450d9e0abb932109ceToomas Soome event->button.time);

199767f8919635c4928607450d9e0abb932109ceToomas Soome dragging = false;

199767f8919635c4928607450d9e0abb932109ceToomas Soome sp_event_context_discard_delayed_snap_event(event_context);

199767f8919635c4928607450d9e0abb932109ceToomas Soome if (!event_context->within_tolerance) {

199767f8919635c4928607450d9e0abb932109ceToomas Soome // we've been dragging, finish the star

199767f8919635c4928607450d9e0abb932109ceToomas Soome sp_star_finish(sc);

199767f8919635c4928607450d9e0abb932109ceToomas Soome }

199767f8919635c4928607450d9e0abb932109ceToomas Soome // do not return true, so that space would work switching to selector

199767f8919635c4928607450d9e0abb932109ceToomas Soome }

199767f8919635c4928607450d9e0abb932109ceToomas Soome break;

199767f8919635c4928607450d9e0abb932109ceToomas Soome

199767f8919635c4928607450d9e0abb932109ceToomas Soome default:

199767f8919635c4928607450d9e0abb932109ceToomas Soome break;

199767f8919635c4928607450d9e0abb932109ceToomas Soome }

199767f8919635c4928607450d9e0abb932109ceToomas Soome break;

199767f8919635c4928607450d9e0abb932109ceToomas Soome case GDK_KEY_RELEASE:

199767f8919635c4928607450d9e0abb932109ceToomas Soome switch (get_group0_keyval (&event->key)) {

199767f8919635c4928607450d9e0abb932109ceToomas Soome case GDK_Alt_L:

199767f8919635c4928607450d9e0abb932109ceToomas Soome case GDK_Alt_R:

199767f8919635c4928607450d9e0abb932109ceToomas Soome case GDK_Control_L:

199767f8919635c4928607450d9e0abb932109ceToomas Soome case GDK_Control_R:

199767f8919635c4928607450d9e0abb932109ceToomas Soome case GDK_Shift_L:

199767f8919635c4928607450d9e0abb932109ceToomas Soome case GDK_Shift_R:

199767f8919635c4928607450d9e0abb932109ceToomas Soome case GDK_Meta_L: // Meta is when you press Shift+Alt

199767f8919635c4928607450d9e0abb932109ceToomas Soome case GDK_Meta_R:

199767f8919635c4928607450d9e0abb932109ceToomas Soome event_context->defaultMessageContext()->clear();

break;

default:

break;

}

break;

default:

break;

}

if (!ret) {

if (((SPEventContextClass *) parent_class)->root_handler)

ret = ((SPEventContextClass *) parent_class)->root_handler (event_context, event);

}

return ret;

}

static void sp_star_drag(SPStarContext *sc, Geom::Point p, guint state)

{

SPDesktop *desktop = SP_EVENT_CONTEXT(sc)->desktop;

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

int const snaps = prefs->getInt("/options/rotationsnapsperpi/value", 12);

if (!sc->item) {

if (Inkscape::have_viable_layer(desktop, sc->_message_context) == false) {

return;

}

// Create object

Inkscape::XML::Document *xml_doc = SP_EVENT_CONTEXT_DOCUMENT(sc)->getReprDoc();

Inkscape::XML::Node *repr = xml_doc->createElement("svg:path");

repr->setAttribute("sodipodi:type", "star");

// Set style

sp_desktop_apply_style_tool(desktop, repr, "/tools/shapes/star", false);

sc->item = SP_ITEM(desktop->currentLayer()->appendChildRepr(repr));

Inkscape::GC::release(repr);

sc->item->transform = SP_ITEM(desktop->currentLayer())->i2doc_affine().inverse();

sc->item->updateRepr();

desktop->canvas->forceFullRedrawAfterInterruptions(5);

}

/* Snap corner point with no constraints */

SnapManager &m = desktop->namedview->snap_manager;

m.setup(desktop, true, sc->item);

Geom::Point pt2g = p;

m.freeSnapReturnByRef(pt2g, Inkscape::SNAPSOURCE_NODE_HANDLE);

m.unSetup();

Geom::Point const p0 = desktop->dt2doc(sc->center);

Geom::Point const p1 = desktop->dt2doc(pt2g);

SPStar *star = SP_STAR(sc->item);

double const sides = (gdouble) sc->magnitude;

Geom::Point const d = p1 - p0;

Geom::Coord const r1 = Geom::L2(d);

double arg1 = atan2(d);

if (state & GDK_CONTROL_MASK) {

/* Snap angle */

arg1 = sp_round(arg1, M_PI / snaps);

}

sp_star_position_set(star, sc->magnitude, p0, r1, r1 * sc->proportion,

arg1, arg1 + M_PI / sides, sc->isflatsided, sc->rounded, sc->randomized);

/* status text */

GString *rads = SP_PX_TO_METRIC_STRING(r1, desktop->namedview->getDefaultMetric());

sc->_message_context->setF(Inkscape::IMMEDIATE_MESSAGE,

( sc->isflatsided?

_("<b>Polygon</b>: radius %s, angle %5g&#176;; with <b>Ctrl</b> to snap angle")

: _("<b>Star</b>: radius %s, angle %5g&#176;; with <b>Ctrl</b> to snap angle") ),

rads->str, sp_round((arg1) * 180 / M_PI, 0.0001));

g_string_free(rads, FALSE);

}

static void

sp_star_finish (SPStarContext * sc)

{

sc->_message_context->clear();

if (sc->item != NULL) {

SPStar *star = SP_STAR(sc->item);

if (star->r[1] == 0) {

sp_star_cancel(sc); // Don't allow the creating of zero sized arc, for example when the start and and point snap to the snap grid point

return;

}

// Set transform center, so that odd stars rotate correctly

// LP #462157

sc->item->setCenter(sc->center);

SPDesktop *desktop = SP_EVENT_CONTEXT(sc)->desktop;

SPObject *object = SP_OBJECT(sc->item);

(SP_SHAPE(sc->item))->setShape();

object->updateRepr(SP_OBJECT_WRITE_EXT);

desktop->canvas->endForcedFullRedraws();

sp_desktop_selection(desktop)->set(sc->item);

DocumentUndo::done(sp_desktop_document(desktop), SP_VERB_CONTEXT_STAR,

_("Create star"));

sc->item = NULL;

}

}

static void sp_star_cancel(SPStarContext *sc)

{

SPDesktop *desktop = SP_EVENT_CONTEXT(sc)->desktop;

sp_desktop_selection(desktop)->clear();

sp_canvas_item_ungrab(SP_CANVAS_ITEM(desktop->acetate), 0);

if (sc->item != NULL) {

SP_OBJECT(sc->item)->deleteObject();

sc->item = NULL;

}

sc->within_tolerance = false;

sc->xp = 0;

sc->yp = 0;

sc->item_to_select = NULL;

desktop->canvas->endForcedFullRedraws();

DocumentUndo::cancel(sp_desktop_document(desktop));

}