diff --git a/src/draw-context.cpp b/src/draw-context.cpp
index 05045e96993652859384e96c0af7f25457f990fd..de9a7c7e509f3e3b8b2a1663e2467a46e1aca476 100644 (file)
--- a/src/draw-context.cpp
+++ b/src/draw-context.cpp
#include "xml/repr.h"
#include "svg/svg.h"
#include <glibmm/i18n.h>
-#include "libnr/n-art-bpath.h"
+#include "display/curve.h"
#include "desktop.h"
-#include "desktop-affine.h"
#include "desktop-handles.h"
#include "desktop-style.h"
#include "document.h"
#include "macros.h"
#include "message-stack.h"
#include "pen-context.h"
-#include "prefs-utils.h"
+#include "lpe-tool-context.h"
+#include "preferences.h"
#include "selection.h"
#include "selection-chemistry.h"
#include "snap.h"
#include "sp-path.h"
#include "sp-namedview.h"
+#include "live_effects/lpe-patternalongpath.h"
+#include "style.h"
static void sp_draw_context_class_init(SPDrawContextClass *klass);
static void sp_draw_context_init(SPDrawContext *dc);
static void sp_draw_context_dispose(GObject *object);
static void sp_draw_context_setup(SPEventContext *ec);
-static void sp_draw_context_set(SPEventContext *ec, gchar const *key, gchar const *value);
+static void sp_draw_context_set(SPEventContext *ec, Inkscape::Preferences::Entry *val);
static void sp_draw_context_finish(SPEventContext *ec);
static gint sp_draw_context_root_handler(SPEventContext *event_context, GdkEvent *event);
dc->green_color = 0x00ff007f;
dc->red_curve_is_valid = false;
+ dc->red_bpath = NULL;
+ dc->red_curve = NULL;
+
+ dc->blue_bpath = NULL;
+ dc->blue_curve = NULL;
+
+ dc->green_bpaths = NULL;
+ dc->green_curve = NULL;
+ dc->green_anchor = NULL;
+ dc->green_closed = false;
+
+ dc->white_item = NULL;
+ dc->white_curves = NULL;
+ dc->white_anchors = NULL;
+
+ dc->sa = NULL;
+ dc->ea = NULL;
+
+ dc->waiting_LPE_type = Inkscape::LivePathEffect::INVALID_LPE;
+
new (&dc->sel_changed_connection) sigc::connection();
new (&dc->sel_modified_connection) sigc::connection();
}
dc->red_bpath = sp_canvas_bpath_new(sp_desktop_sketch(ec->desktop), NULL);
sp_canvas_bpath_set_stroke(SP_CANVAS_BPATH(dc->red_bpath), dc->red_color, 1.0, SP_STROKE_LINEJOIN_MITER, SP_STROKE_LINECAP_BUTT);
/* Create red curve */
- dc->red_curve = sp_curve_new_sized(4);
+ dc->red_curve = new SPCurve();
/* Create blue bpath */
dc->blue_bpath = sp_canvas_bpath_new(sp_desktop_sketch(ec->desktop), NULL);
sp_canvas_bpath_set_stroke(SP_CANVAS_BPATH(dc->blue_bpath), dc->blue_color, 1.0, SP_STROKE_LINEJOIN_MITER, SP_STROKE_LINECAP_BUTT);
/* Create blue curve */
- dc->blue_curve = sp_curve_new_sized(8);
+ dc->blue_curve = new SPCurve();
/* Create green curve */
- dc->green_curve = sp_curve_new_sized(64);
+ dc->green_curve = new SPCurve();
/* No green anchor by default */
dc->green_anchor = NULL;
dc->green_closed = FALSE;
}
static void
-sp_draw_context_set(SPEventContext */*ec*/, const gchar */*key*/, const gchar */*value*/)
+sp_draw_context_set(SPEventContext */*ec*/, Inkscape::Preferences::Entry */*val*/)
{
}
return ret;
}
+static Glib::ustring const
+tool_name(SPDrawContext *dc)
+{
+ return ( SP_IS_PEN_CONTEXT(dc)
+ ? "/tools/freehand/pen"
+ : "/tools/freehand/pencil" );
+}
+
+static void
+spdc_paste_curve_as_freehand_shape(const SPCurve *c, SPDrawContext *dc, SPItem *item)
+{
+ using namespace Inkscape::LivePathEffect;
+
+ // TODO: Don't paste path if nothing is on the clipboard
+
+ Effect::createAndApply(PATTERN_ALONG_PATH, dc->desktop->doc(), item);
+ Effect* lpe = sp_lpe_item_get_current_lpe(SP_LPE_ITEM(item));
+ gchar *svgd = sp_svg_write_path(c->get_pathvector());
+ static_cast<LPEPatternAlongPath*>(lpe)->pattern.paste_param_path(svgd);
+}
+
+/*
+ * If we have an item and a waiting LPE, apply the effect to the item
+ * (spiro spline mode is treated separately)
+ */
+void
+spdc_check_for_and_apply_waiting_LPE(SPDrawContext *dc, SPItem *item)
+{
+ using namespace Inkscape::LivePathEffect;
+ Inkscape::Preferences *prefs = Inkscape::Preferences::get();
+
+ if (item && SP_IS_LPE_ITEM(item)) {
+ if (prefs->getInt(tool_name(dc) + "/freehand-mode", 0) == 1) {
+ Effect::createAndApply(SPIRO, dc->desktop->doc(), item);
+ }
+
+ int shape = prefs->getInt(tool_name(dc) + "/shape", 0);
+ bool shape_applied = false;
+ SPCSSAttr *css_item = sp_css_attr_from_object (SP_OBJECT(item), SP_STYLE_FLAG_ALWAYS);
+ const char *cstroke = sp_repr_css_property(css_item, "stroke", "none");
+
+#define SHAPE_LENGTH 10
+#define SHAPE_HEIGHT 10
+
+ switch (shape) {
+ case 0:
+ // don't apply any shape
+ break;
+ case 1:
+ {
+ // "triangle in"
+ // TODO: this is only for illustration (we create a "decrescendo"-shaped path
+ // manually; eventually we should read the path from a separate file)
+ SPCurve *c = new SPCurve();
+ c->moveto(0,0);
+ c->lineto(0, SHAPE_HEIGHT);
+ c->lineto(SHAPE_LENGTH, SHAPE_HEIGHT/2);
+ c->closepath();
+ spdc_paste_curve_as_freehand_shape(c, dc, item);
+ c->unref();
+
+ shape_applied = true;
+ break;
+ }
+ case 2:
+ {
+ // "triangle out"
+ SPCurve *c = new SPCurve();
+ c->moveto(0, SHAPE_HEIGHT/2);
+ c->lineto(SHAPE_LENGTH, SHAPE_HEIGHT);
+ c->lineto(SHAPE_LENGTH, 0);
+ c->closepath();
+ spdc_paste_curve_as_freehand_shape(c, dc, item);
+ c->unref();
+
+ shape_applied = true;
+ break;
+ }
+ case 3:
+ {
+ // "ellipse"
+ SPCurve *c = new SPCurve();
+ const double C1 = 0.552;
+ c->moveto(0, SHAPE_HEIGHT/2);
+ c->curveto(0, (1 - C1) * SHAPE_HEIGHT/2, (1 - C1) * SHAPE_LENGTH/2, 0, SHAPE_LENGTH/2, 0);
+ c->curveto((1 + C1) * SHAPE_LENGTH/2, 0, SHAPE_LENGTH, (1 - C1) * SHAPE_HEIGHT/2, SHAPE_LENGTH, SHAPE_HEIGHT/2);
+ c->curveto(SHAPE_LENGTH, (1 + C1) * SHAPE_HEIGHT/2, (1 + C1) * SHAPE_LENGTH/2, SHAPE_HEIGHT, SHAPE_LENGTH/2, SHAPE_HEIGHT);
+ c->curveto((1 - C1) * SHAPE_LENGTH/2, SHAPE_HEIGHT, 0, (1 + C1) * SHAPE_HEIGHT/2, 0, SHAPE_HEIGHT/2);
+ c->closepath();
+ spdc_paste_curve_as_freehand_shape(c, dc, item);
+ c->unref();
+ shape_applied = true;
+ break;
+ }
+ case 4:
+ {
+ // take shape from clipboard; TODO: catch the case where clipboard is empty
+ Effect::createAndApply(PATTERN_ALONG_PATH, dc->desktop->doc(), item);
+ Effect* lpe = sp_lpe_item_get_current_lpe(SP_LPE_ITEM(item));
+ static_cast<LPEPatternAlongPath*>(lpe)->pattern.on_paste_button_click();
+
+ shape_applied = true;
+ break;
+ }
+ default:
+ break;
+ }
+ if (shape_applied) {
+ // apply original stroke color as fill and unset stroke; then return
+ SPCSSAttr *css = sp_repr_css_attr_new();
+
+ if (!strcmp(cstroke, "none")){
+ sp_repr_css_set_property (css, "fill", "black");
+ } else {
+ sp_repr_css_set_property (css, "fill", cstroke);
+ }
+ sp_repr_css_set_property (css, "stroke", "none");
+ sp_desktop_apply_css_recursive(SP_OBJECT(item), css, true);
+ sp_repr_css_attr_unref(css);
+ return;
+ }
+
+ if (dc->waiting_LPE_type != INVALID_LPE) {
+ Effect::createAndApply(dc->waiting_LPE_type, dc->desktop->doc(), item);
+ dc->waiting_LPE_type = INVALID_LPE;
+
+ if (SP_IS_LPETOOL_CONTEXT(dc)) {
+ // since a geometric LPE was applied, we switch back to "inactive" mode
+ lpetool_context_switch_mode(SP_LPETOOL_CONTEXT(dc), INVALID_LPE);
+ }
+ }
+ if (SP_IS_PEN_CONTEXT(dc)) {
+ sp_pen_context_set_polyline_mode(SP_PEN_CONTEXT(dc));
+ }
+ }
+}
/*
* Selection handlers
/* Curve list */
/* We keep it in desktop coordinates to eliminate calculation errors */
SPCurve *norm = sp_path_get_curve_for_edit (SP_PATH(item));
- sp_curve_transform(norm, sp_item_i2d_affine(dc->white_item));
+ norm->transform(sp_item_i2d_affine(dc->white_item));
g_return_if_fail( norm != NULL );
- dc->white_curves = g_slist_reverse(sp_curve_split(norm));
- sp_curve_unref(norm);
+ dc->white_curves = g_slist_reverse(norm->split());
+ norm->unref();
/* Anchor list */
for (GSList *l = dc->white_curves; l != NULL; l = l->next) {
SPCurve *c;
c = (SPCurve*)l->data;
- g_return_if_fail( c->end > 1 );
- if ( SP_CURVE_BPATH(c)->code == NR_MOVETO_OPEN ) {
- NArtBpath *s, *e;
+ g_return_if_fail( c->get_segment_count() > 0 );
+ if ( !c->is_closed() ) {
SPDrawAnchor *a;
- s = sp_curve_first_bpath(c);
- e = sp_curve_last_bpath(c);
- a = sp_draw_anchor_new(dc, c, TRUE, NR::Point(s->x3, s->y3));
- dc->white_anchors = g_slist_prepend(dc->white_anchors, a);
- a = sp_draw_anchor_new(dc, c, FALSE, NR::Point(e->x3, e->y3));
- dc->white_anchors = g_slist_prepend(dc->white_anchors, a);
+ a = sp_draw_anchor_new(dc, c, TRUE, *(c->first_point()));
+ if (a)
+ dc->white_anchors = g_slist_prepend(dc->white_anchors, a);
+ a = sp_draw_anchor_new(dc, c, FALSE, *(c->last_point()));
+ if (a)
+ dc->white_anchors = g_slist_prepend(dc->white_anchors, a);
}
}
/* fixme: recalculate active anchor? */
* \param state keyboard state to check if ctrl was pressed
*/
-void spdc_endpoint_snap_rotation(SPEventContext const *const ec, NR::Point &p, NR::Point const o,
+void spdc_endpoint_snap_rotation(SPEventContext const *const ec, Geom::Point &p, Geom::Point const &o,
guint state)
{
- /* Control must be down for this snap to work */
- if ((state & GDK_CONTROL_MASK) == 0) {
- return;
- }
-
- unsigned const snaps = abs(prefs_get_int_attribute("options.rotationsnapsperpi", "value", 12));
+ Inkscape::Preferences *prefs = Inkscape::Preferences::get();
+ unsigned const snaps = abs(prefs->getInt("/options/rotationsnapsperpi/value", 12));
/* 0 means no snapping. */
/* mirrored by fabs, so this corresponds to 15 degrees */
- NR::Point best; /* best solution */
+ Geom::Point best; /* best solution */
double bn = NR_HUGE; /* best normal */
double bdot = 0;
- NR::Point v = NR::Point(0, 1);
+ Geom::Point v = Geom::Point(0, 1);
double const r00 = cos(M_PI / snaps), r01 = sin(M_PI / snaps);
double const r10 = -r01, r11 = r00;
- NR::Point delta = p - o;
+ Geom::Point delta = p - o;
for (unsigned i = 0; i < snaps; i++) {
- double const ndot = fabs(dot(v,NR::rot90(delta)));
- NR::Point t(r00*v[NR::X] + r01*v[NR::Y],
- r10*v[NR::X] + r11*v[NR::Y]);
+ double const ndot = fabs(dot(v,Geom::rot90(delta)));
+ Geom::Point t(r00*v[Geom::X] + r01*v[Geom::Y],
+ r10*v[Geom::X] + r11*v[Geom::Y]);
if (ndot < bn) {
/* I think it is better numerically to use the normal, rather than the dot product
* to assess solutions, but I haven't proven it. */
@@ -352,34 +505,40 @@ void spdc_endpoint_snap_rotation(SPEventContext const *const ec, NR::Point &p, N
if (fabs(bdot) > 0) {
p = o + bdot * best;
- /* Snap it along best vector */
- SnapManager &m = SP_EVENT_CONTEXT_DESKTOP(ec)->namedview->snap_manager;
- m.setup(SP_EVENT_CONTEXT_DESKTOP(ec), NULL);
- Inkscape::SnappedPoint const s = m.constrainedSnap( Inkscape::Snapper::SNAPPOINT_NODE,
- p, Inkscape::Snapper::ConstraintLine(best));
- p = s.getPoint();
+ if (!(state & GDK_SHIFT_MASK)) { //SHIFT disables all snapping, except the angular snapping above
+ //After all, the user explicitly asked for angular snapping by
+ //pressing CTRL
+ /* Snap it along best vector */
+ SnapManager &m = SP_EVENT_CONTEXT_DESKTOP(ec)->namedview->snap_manager;
+ m.setup(SP_EVENT_CONTEXT_DESKTOP(ec));
+ Geom::Point pt2g = to_2geom(p);
+ m.constrainedSnapReturnByRef( Inkscape::SnapPreferences::SNAPPOINT_NODE, pt2g, Inkscape::SNAPSOURCE_HANDLE, Inkscape::Snapper::ConstraintLine(best), false);
+ p = from_2geom(pt2g);
+ }
}
}
-void spdc_endpoint_snap_free(SPEventContext const * const ec, NR::Point& p, guint const state)
+void spdc_endpoint_snap_free(SPEventContext const * const ec, Geom::Point& p, guint const /*state*/)
{
- /* Shift disables this snap */
- if (state & GDK_SHIFT_MASK) {
- return;
- }
+ SPDesktop *dt = SP_EVENT_CONTEXT_DESKTOP(ec);
+ SnapManager &m = dt->namedview->snap_manager;
+ Inkscape::Selection *selection = sp_desktop_selection (dt);
+
+ // selection->singleItem() is the item that is currently being drawn. This item will not be snapped to (to avoid self-snapping)
+ // TODO: Allow snapping to the stationary parts of the item, and only ignore the last segment
- SnapManager &m = SP_EVENT_CONTEXT_DESKTOP(ec)->namedview->snap_manager;
- m.setup(SP_EVENT_CONTEXT_DESKTOP(ec), NULL);
- Inkscape::SnappedPoint const s = m.freeSnap(Inkscape::Snapper::SNAPPOINT_NODE, p);
- p = s.getPoint();
+ m.setup(dt, true, selection->singleItem());
+ Geom::Point pt2g = to_2geom(p);
+ m.freeSnapReturnByRef(Inkscape::SnapPreferences::SNAPPOINT_NODE, pt2g, Inkscape::SNAPSOURCE_HANDLE);
+ p = from_2geom(pt2g);
}
static SPCurve *
reverse_then_unref(SPCurve *orig)
{
- SPCurve *ret = sp_curve_reverse(orig);
- sp_curve_unref(orig);
+ SPCurve *ret = orig->create_reverse();
+ orig->unref();
return ret;
}
SPCurve *c = dc->green_curve;
/* Green */
- dc->green_curve = sp_curve_new_sized(64);
+ dc->green_curve = new SPCurve();
while (dc->green_bpaths) {
gtk_object_destroy(GTK_OBJECT(dc->green_bpaths->data));
dc->green_bpaths = g_slist_remove(dc->green_bpaths, dc->green_bpaths->data);
}
/* Blue */
- sp_curve_append_continuous(c, dc->blue_curve, 0.0625);
- sp_curve_reset(dc->blue_curve);
+ c->append_continuous(dc->blue_curve, 0.0625);
+ dc->blue_curve->reset();
sp_canvas_bpath_set_bpath(SP_CANVAS_BPATH(dc->blue_bpath), NULL);
/* Red */
if (dc->red_curve_is_valid) {
- sp_curve_append_continuous(c, dc->red_curve, 0.0625);
+ c->append_continuous(dc->red_curve, 0.0625);
}
- sp_curve_reset(dc->red_curve);
+ dc->red_curve->reset();
sp_canvas_bpath_set_bpath(SP_CANVAS_BPATH(dc->red_bpath), NULL);
- if (sp_curve_empty(c)) {
- sp_curve_unref(c);
+ if (c->is_empty()) {
+ c->unref();
return;
}
if ( forceclosed || ( dc->green_anchor && dc->green_anchor->active ) ) {
// We hit green anchor, closing Green-Blue-Red
SP_EVENT_CONTEXT_DESKTOP(dc)->messageStack()->flash(Inkscape::NORMAL_MESSAGE, _("Path is closed."));
- sp_curve_closepath_current(c);
+ c->closepath_current();
/* Closed path, just flush */
spdc_flush_white(dc, c);
- sp_curve_unref(c);
+ c->unref();
return;
}
if ( dc->sa && dc->ea
&& ( dc->sa->curve == dc->ea->curve )
&& ( ( dc->sa != dc->ea )
- || dc->sa->curve->closed ) )
+ || dc->sa->curve->is_closed() ) )
{
// We hit bot start and end of single curve, closing paths
SP_EVENT_CONTEXT_DESKTOP(dc)->messageStack()->flash(Inkscape::NORMAL_MESSAGE, _("Closing path."));
- if (dc->sa->start && !(dc->sa->curve->closed) ) {
+ if (dc->sa->start && !(dc->sa->curve->is_closed()) ) {
c = reverse_then_unref(c);
}
- sp_curve_append_continuous(dc->sa->curve, c, 0.0625);
- sp_curve_unref(c);
- sp_curve_closepath_current(dc->sa->curve);
+ dc->sa->curve->append_continuous(c, 0.0625);
+ c->unref();
+ dc->sa->curve->closepath_current();
spdc_flush_white(dc, NULL);
return;
}
if (dc->sa->start) {
s = reverse_then_unref(s);
}
- sp_curve_append_continuous(s, c, 0.0625);
- sp_curve_unref(c);
+ s->append_continuous(c, 0.0625);
+ c->unref();
c = s;
} else /* Step D - test end */ if (dc->ea) {
SPCurve *e = dc->ea->curve;
if (!dc->ea->start) {
e = reverse_then_unref(e);
}
- sp_curve_append_continuous(c, e, 0.0625);
- sp_curve_unref(e);
+ c->append_continuous(e, 0.0625);
+ e->unref();
}
spdc_flush_white(dc, c);
- sp_curve_unref(c);
-}
-
-static char const *
-tool_name(SPDrawContext *dc)
-{
- return ( SP_IS_PEN_CONTEXT(dc)
- ? "tools.freehand.pen"
- : "tools.freehand.pencil" );
+ c->unref();
}
/*
if (dc->white_curves) {
g_assert(dc->white_item);
- c = sp_curve_concat(dc->white_curves);
+ c = SPCurve::concat(dc->white_curves);
g_slist_free(dc->white_curves);
dc->white_curves = NULL;
if (gc) {
- sp_curve_append(c, gc, FALSE);
+ c->append(gc, FALSE);
}
} else if (gc) {
c = gc;
- sp_curve_ref(c);
+ c->ref();
} else {
return;
}
/* Now we have to go back to item coordinates at last */
- sp_curve_transform(c, ( dc->white_item
+ c->transform( dc->white_item
? sp_item_dt2i_affine(dc->white_item)
- : sp_desktop_dt2root_affine(SP_EVENT_CONTEXT_DESKTOP(dc)) ));
+ : SP_EVENT_CONTEXT_DESKTOP(dc)->dt2doc() );
SPDesktop *desktop = SP_EVENT_CONTEXT_DESKTOP(dc);
SPDocument *doc = sp_desktop_document(desktop);
Inkscape::XML::Document *xml_doc = sp_document_repr_doc(doc);
- if ( c && !sp_curve_empty(c) ) {
+ if ( c && !c->is_empty() ) {
/* We actually have something to write */
bool has_lpe = false;
} else {
repr = xml_doc->createElement("svg:path");
/* Set style */
- sp_desktop_apply_style_tool(desktop, repr, tool_name(dc), false);
+ sp_desktop_apply_style_tool(desktop, repr, tool_name(dc).data(), false);
}
- gchar *str = sp_svg_write_path(SP_CURVE_BPATH(c));
+ gchar *str = sp_svg_write_path( c->get_pathvector() );
g_assert( str != NULL );
if (has_lpe)
repr->setAttribute("inkscape:original-d", str);
if (!dc->white_item) {
/* Attach repr */
SPItem *item = SP_ITEM(desktop->currentLayer()->appendChildRepr(repr));
+
+ // we finished the path; now apply any waiting LPEs or freehand shapes
+ spdc_check_for_and_apply_waiting_LPE(dc, item);
+
dc->selection->set(repr);
Inkscape::GC::release(repr);
- item->transform = i2i_affine(desktop->currentRoot(), desktop->currentLayer());
+ item->transform = sp_item_i2doc_affine(SP_ITEM(desktop->currentLayer())).inverse();
item->updateRepr();
}
- sp_document_done(doc, SP_IS_PEN_CONTEXT(dc)? SP_VERB_CONTEXT_PEN : SP_VERB_CONTEXT_PENCIL,
+ sp_document_done(doc, SP_IS_PEN_CONTEXT(dc)? SP_VERB_CONTEXT_PEN : SP_VERB_CONTEXT_PENCIL,
_("Draw path"));
// When quickly drawing several subpaths with Shift, the next subpath may be finished and
spdc_selection_modified(sp_desktop_selection(desktop), 0, dc);
}
- sp_curve_unref(c);
+ c->unref();
/* Flush pending updates */
sp_document_ensure_up_to_date(doc);
* Returns FIRST active anchor (the activated one).
*/
SPDrawAnchor *
-spdc_test_inside(SPDrawContext *dc, NR::Point p)
+spdc_test_inside(SPDrawContext *dc, Geom::Point p)
{
SPDrawAnchor *active = NULL;
dc->white_item = NULL;
}
while (dc->white_curves) {
- sp_curve_unref((SPCurve *) dc->white_curves->data);
+ reinterpret_cast<SPCurve *>(dc->white_curves->data)->unref();
dc->white_curves = g_slist_remove(dc->white_curves, dc->white_curves->data);
}
while (dc->white_anchors) {
dc->red_bpath = NULL;
}
if (dc->red_curve) {
- dc->red_curve = sp_curve_unref(dc->red_curve);
+ dc->red_curve = dc->red_curve->unref();
}
/* Blue */
if (dc->blue_bpath) {
dc->blue_bpath = NULL;
}
if (dc->blue_curve) {
- dc->blue_curve = sp_curve_unref(dc->blue_curve);
+ dc->blue_curve = dc->blue_curve->unref();
}
/* Green */
while (dc->green_bpaths) {
dc->green_bpaths = g_slist_remove(dc->green_bpaths, dc->green_bpaths->data);
}
if (dc->green_curve) {
- dc->green_curve = sp_curve_unref(dc->green_curve);
+ dc->green_curve = dc->green_curve->unref();
}
if (dc->green_anchor) {
dc->green_anchor = sp_draw_anchor_destroy(dc->green_anchor);
dc->white_item = NULL;
}
while (dc->white_curves) {
- sp_curve_unref((SPCurve *) dc->white_curves->data);
+ reinterpret_cast<SPCurve *>(dc->white_curves->data)->unref();
dc->white_curves = g_slist_remove(dc->white_curves, dc->white_curves->data);
}
while (dc->white_anchors) {
}
}
+/* Create a single dot represented by a circle */
+void spdc_create_single_dot(SPEventContext *ec, Geom::Point const &pt, char const *tool, guint event_state) {
+ g_return_if_fail(!strcmp(tool, "/tools/freehand/pen") || !strcmp(tool, "/tools/freehand/pencil"));
+ Glib::ustring tool_path = tool;
+
+ SPDesktop *desktop = SP_EVENT_CONTEXT_DESKTOP(ec);
+ Inkscape::XML::Document *xml_doc = sp_document_repr_doc(desktop->doc());
+ Inkscape::XML::Node *repr = xml_doc->createElement("svg:path");
+ repr->setAttribute("sodipodi:type", "arc");
+ SPItem *item = SP_ITEM(desktop->currentLayer()->appendChildRepr(repr));
+ Inkscape::GC::release(repr);
+
+ /* apply the tool's current style */
+ sp_desktop_apply_style_tool(desktop, repr, tool, false);
+
+ /* find out stroke width (TODO: is there an easier way??) */
+ double stroke_width = 3.0;
+ gchar const *style_str = NULL;
+ style_str = repr->attribute("style");
+ if (style_str) {
+ SPStyle *style = sp_style_new(SP_ACTIVE_DOCUMENT);
+ sp_style_merge_from_style_string(style, style_str);
+ stroke_width = style->stroke_width.computed;
+ style->stroke_width.computed = 0;
+ sp_style_unref(style);
+ }
+ /* unset stroke and set fill color to former stroke color */
+ gchar * str;
+ str = g_strdup_printf("fill:#%06x;stroke:none;", sp_desktop_get_color_tool(desktop, tool, false) >> 8);
+ repr->setAttribute("style", str);
+ g_free(str);
+
+ /* put the circle where the mouse click occurred and set the diameter to the
+ current stroke width, multiplied by the amount specified in the preferences */
+ Inkscape::Preferences *prefs = Inkscape::Preferences::get();
+
+ Geom::Matrix const i2d (sp_item_i2d_affine (item));
+ Geom::Point pp = pt;
+ double rad = 0.5 * prefs->getDouble(tool_path + "/dot-size", 3.0);
+ if (event_state & GDK_MOD1_MASK) {
+ /* TODO: We vary the dot size between 0.5*rad and 1.5*rad, where rad is the dot size
+ as specified in prefs. Very simple, but it might be sufficient in practice. If not,
+ we need to devise something more sophisticated. */
+ double s = g_random_double_range(-0.5, 0.5);
+ rad *= (1 + s);
+ }
+ if (event_state & GDK_SHIFT_MASK) {
+ // double the point size
+ rad *= 2;
+ }
+
+ sp_repr_set_svg_double (repr, "sodipodi:cx", pp[Geom::X]);
+ sp_repr_set_svg_double (repr, "sodipodi:cy", pp[Geom::Y]);
+ sp_repr_set_svg_double (repr, "sodipodi:rx", rad * stroke_width);
+ sp_repr_set_svg_double (repr, "sodipodi:ry", rad * stroke_width);
+ item->updateRepr();
+ sp_item_set_item_transform(item, i2d.inverse());
+
+ sp_desktop_selection(desktop)->set(item);
+
+ desktop->messageStack()->flash(Inkscape::NORMAL_MESSAGE, _("Creating single dot"));
+ sp_document_done(sp_desktop_document(desktop), SP_VERB_NONE, _("Create single dot"));
+}
/*
Local Variables: