index d1966d248ba6c3e6af642461b6904c201483ca24..c56ba7a4c197092d932ae979f8108b648530d833 100644 (file)
#include <gtk/gtk.h>
#include <gdk/gdkkeysyms.h>
#include <glibmm/i18n.h>
-
+#include <string>
+#include <cstring>
#include <numeric>
#include "svg/svg.h"
#include "display/canvas-bpath.h"
#include "display/bezier-utils.h"
-
+#include "display/curve.h"
#include <glib/gmem.h>
#include "macros.h"
#include "document.h"
#include "desktop-affine.h"
#include "desktop-style.h"
#include "message-context.h"
+#include "prefs-utils.h"
#include "pixmaps/cursor-calligraphy.xpm"
-#include "pixmaps/cursor-thin.xpm"
-#include "pixmaps/cursor-thicken.xpm"
-#include "libnr/n-art-bpath.h"
-#include "libnr/nr-path.h"
#include "libnr/nr-matrix-ops.h"
#include "libnr/nr-scale-translate-ops.h"
+#include "libnr/nr-convert2geom.h"
#include "xml/repr.h"
#include "context-fns.h"
#include "sp-item.h"
#include "inkscape.h"
#include "color.h"
#include "splivarot.h"
+#include "sp-item-group.h"
#include "sp-shape.h"
#include "sp-path.h"
#include "sp-text.h"
#include "display/canvas-bpath.h"
#include "display/canvas-arena.h"
#include "livarot/Shape.h"
-#include "isnan.h"
+#include <2geom/isnan.h>
+#include <2geom/pathvector.h>
#include "dyna-draw-context.h"
#define DYNA_MIN_WIDTH 1.0e-6
-#define DRAG_MIN 0.0
-#define DRAG_DEFAULT 1.0
-#define DRAG_MAX 1.0
-
-// FIXME: move it to some shared file to be reused by both calligraphy and dropper
-#define C1 0.552
-static NArtBpath const hatch_area_circle[] = {
- { NR_MOVETO, 0, 0, 0, 0, -1, 0 },
- { NR_CURVETO, -1, C1, -C1, 1, 0, 1 },
- { NR_CURVETO, C1, 1, 1, C1, 1, 0 },
- { NR_CURVETO, 1, -C1, C1, -1, 0, -1 },
- { NR_CURVETO, -C1, -1, -1, -C1, -1, 0 },
- { NR_END, 0, 0, 0, 0, 0, 0 }
-};
-#undef C1
-
-
static void sp_dyna_draw_context_class_init(SPDynaDrawContextClass *klass);
static void sp_dyna_draw_context_init(SPDynaDrawContext *ddc);
static void sp_dyna_draw_context_dispose(GObject *object);
static void clear_current(SPDynaDrawContext *dc);
static void set_to_accumulated(SPDynaDrawContext *dc, bool unionize);
-static void add_cap(SPCurve *curve, NR::Point const &pre, NR::Point const &from, NR::Point const &to, NR::Point const &post, double rounding);
-static void accumulate_calligraphic(SPDynaDrawContext *dc);
+static void add_cap(SPCurve *curve, NR::Point const &from, NR::Point const &to, double rounding);
+static bool accumulate_calligraphic(SPDynaDrawContext *dc);
static void fit_and_split(SPDynaDrawContext *ddc, gboolean release);
@@ -116,24 +100,25 @@ static NR::Point sp_dyna_draw_get_vpoint(SPDynaDrawContext const *ddc, NR::Point
static void draw_temporary_box(SPDynaDrawContext *dc);
-static SPEventContextClass *parent_class;
+static SPEventContextClass *dd_parent_class = 0;
-GtkType
-sp_dyna_draw_context_get_type(void)
+GType sp_dyna_draw_context_get_type(void)
{
static GType type = 0;
if (!type) {
GTypeInfo info = {
sizeof(SPDynaDrawContextClass),
- NULL, NULL,
- (GClassInitFunc) sp_dyna_draw_context_class_init,
- NULL, NULL,
+ 0, // base_init
+ 0, // base_finalize
+ (GClassInitFunc)sp_dyna_draw_context_class_init,
+ 0, // class_finalize
+ 0, // class_data
sizeof(SPDynaDrawContext),
- 4,
- (GInstanceInitFunc) sp_dyna_draw_context_init,
- NULL, /* value_table */
+ 0, // n_preallocs
+ (GInstanceInitFunc)sp_dyna_draw_context_init,
+ 0 // value_table
};
- type = g_type_register_static(SP_TYPE_EVENT_CONTEXT, "SPDynaDrawContext", &info, (GTypeFlags)0);
+ type = g_type_register_static(SP_TYPE_COMMON_CONTEXT, "SPDynaDrawContext", &info, static_cast<GTypeFlags>(0));
}
return type;
}
GObjectClass *object_class = (GObjectClass *) klass;
SPEventContextClass *event_context_class = (SPEventContextClass *) klass;
- parent_class = (SPEventContextClass*)g_type_class_peek_parent(klass);
+ dd_parent_class = (SPEventContextClass*)g_type_class_peek_parent(klass);
object_class->dispose = sp_dyna_draw_context_dispose;
static void
sp_dyna_draw_context_init(SPDynaDrawContext *ddc)
{
- SPEventContext *event_context = SP_EVENT_CONTEXT(ddc);
-
- event_context->cursor_shape = cursor_calligraphy_xpm;
- event_context->hot_x = 4;
- event_context->hot_y = 4;
-
- ddc->accumulated = NULL;
- ddc->segments = NULL;
- ddc->currentcurve = NULL;
- ddc->currentshape = NULL;
- ddc->npoints = 0;
- ddc->cal1 = NULL;
- ddc->cal2 = NULL;
- ddc->repr = NULL;
-
- /* DynaDraw values */
- ddc->cur = NR::Point(0,0);
- ddc->last = NR::Point(0,0);
- ddc->vel = NR::Point(0,0);
- ddc->vel_max = 0;
- ddc->acc = NR::Point(0,0);
- ddc->ang = NR::Point(0,0);
- ddc->del = NR::Point(0,0);
-
- /* attributes */
- ddc->dragging = FALSE;
-
- ddc->mass = 0.3;
- ddc->drag = DRAG_DEFAULT;
- ddc->angle = 30.0;
- ddc->width = 0.2;
- ddc->pressure = DDC_DEFAULT_PRESSURE;
+ ddc->cursor_shape = cursor_calligraphy_xpm;
+ ddc->hot_x = 4;
+ ddc->hot_y = 4;
ddc->vel_thin = 0.1;
ddc->flatness = 0.9;
ddc->keep_selected = true;
ddc->hatch_spacing = 0;
+ ddc->hatch_spacing_step = 0;
new (&ddc->hatch_pointer_past) std::list<double>();
new (&ddc->hatch_nearest_past) std::list<double>();
ddc->hatch_last_nearest = NR::Point(0,0);
ddc->hatch_livarot_path = NULL;
ddc->trace_bg = false;
-
- ddc->is_dilating = false;
}
static void
ddc->hatch_area = NULL;
}
- if (ddc->dilate_area) {
- gtk_object_destroy(GTK_OBJECT(ddc->dilate_area));
- ddc->dilate_area = NULL;
- }
-
- if (ddc->accumulated) {
- ddc->accumulated = sp_curve_unref(ddc->accumulated);
- }
-
- while (ddc->segments) {
- gtk_object_destroy(GTK_OBJECT(ddc->segments->data));
- ddc->segments = g_slist_remove(ddc->segments, ddc->segments->data);
- }
-
- if (ddc->currentcurve) ddc->currentcurve = sp_curve_unref(ddc->currentcurve);
- if (ddc->cal1) ddc->cal1 = sp_curve_unref(ddc->cal1);
- if (ddc->cal2) ddc->cal2 = sp_curve_unref(ddc->cal2);
-
- if (ddc->currentshape) {
- gtk_object_destroy(GTK_OBJECT(ddc->currentshape));
- ddc->currentshape = NULL;
- }
-
- if (ddc->_message_context) {
- delete ddc->_message_context;
- }
- G_OBJECT_CLASS(parent_class)->dispose(object);
+ G_OBJECT_CLASS(dd_parent_class)->dispose(object);
ddc->hatch_pointer_past.~list();
ddc->hatch_nearest_past.~list();
{
SPDynaDrawContext *ddc = SP_DYNA_DRAW_CONTEXT(ec);
- if (((SPEventContextClass *) parent_class)->setup)
- ((SPEventContextClass *) parent_class)->setup(ec);
+ if (((SPEventContextClass *) dd_parent_class)->setup)
+ ((SPEventContextClass *) dd_parent_class)->setup(ec);
- ddc->accumulated = sp_curve_new_sized(32);
- ddc->currentcurve = sp_curve_new_sized(4);
+ ddc->accumulated = new SPCurve();
+ ddc->currentcurve = new SPCurve();
- ddc->cal1 = sp_curve_new_sized(32);
- ddc->cal2 = sp_curve_new_sized(32);
+ ddc->cal1 = new SPCurve();
+ ddc->cal2 = new SPCurve();
ddc->currentshape = sp_canvas_item_new(sp_desktop_sketch(ec->desktop), SP_TYPE_CANVAS_BPATH, NULL);
sp_canvas_bpath_set_fill(SP_CANVAS_BPATH(ddc->currentshape), DDC_RED_RGBA, SP_WIND_RULE_EVENODD);
g_signal_connect(G_OBJECT(ddc->currentshape), "event", G_CALLBACK(sp_desktop_root_handler), ec->desktop);
{
- SPCurve *c = sp_curve_new_from_foreign_bpath(hatch_area_circle);
+ /* TODO: this can be done either with an arcto, and should maybe also be put in a general file (other tools use this as well) */
+ SPCurve *c = new SPCurve();
+ const double C1 = 0.552;
+ c->moveto(-1,0);
+ c->curveto(-1, C1, -C1, 1, 0, 1 );
+ c->curveto(C1, 1, 1, C1, 1, 0 );
+ c->curveto(1, -C1, C1, -1, 0, -1 );
+ c->curveto(-C1, -1, -1, -C1, -1, 0 );
+ c->closepath();
ddc->hatch_area = sp_canvas_bpath_new(sp_desktop_controls(ec->desktop), c);
- sp_curve_unref(c);
+ c->unref();
sp_canvas_bpath_set_fill(SP_CANVAS_BPATH(ddc->hatch_area), 0x00000000,(SPWindRule)0);
sp_canvas_bpath_set_stroke(SP_CANVAS_BPATH(ddc->hatch_area), 0x0000007f, 1.0, SP_STROKE_LINEJOIN_MITER, SP_STROKE_LINECAP_BUTT);
sp_canvas_item_hide(ddc->hatch_area);
}
- {
- SPCurve *c = sp_curve_new_from_foreign_bpath(hatch_area_circle);
- ddc->dilate_area = sp_canvas_bpath_new(sp_desktop_controls(ec->desktop), c);
- sp_curve_unref(c);
- sp_canvas_bpath_set_fill(SP_CANVAS_BPATH(ddc->dilate_area), 0x00000000,(SPWindRule)0);
- sp_canvas_bpath_set_stroke(SP_CANVAS_BPATH(ddc->dilate_area), 0xff9900ff, 1.0, SP_STROKE_LINEJOIN_MITER, SP_STROKE_LINECAP_BUTT);
- sp_canvas_item_hide(ddc->dilate_area);
- }
-
sp_event_context_read(ec, "mass");
sp_event_context_read(ec, "wiggle");
sp_event_context_read(ec, "angle");
ddc->is_drawing = false;
ddc->_message_context = new Inkscape::MessageContext((ec->desktop)->messageStack());
+
+ if (prefs_get_int_attribute("tools.calligraphic", "selcue", 0) != 0) {
+ ec->enableSelectionCue();
+ }
}
static void
@@ -317,39 +249,15 @@ sp_dyna_draw_context_set(SPEventContext *ec, gchar const *key, gchar const *val)
{
SPDynaDrawContext *ddc = SP_DYNA_DRAW_CONTEXT(ec);
- if (!strcmp(key, "mass")) {
- double const dval = ( val ? g_ascii_strtod (val, NULL) : 0.2 );
- ddc->mass = CLAMP(dval, -1000.0, 1000.0);
- } else if (!strcmp(key, "wiggle")) {
- double const dval = ( val ? g_ascii_strtod (val, NULL) : (1 - DRAG_DEFAULT));
- ddc->drag = CLAMP((1 - dval), DRAG_MIN, DRAG_MAX); // drag is inverse to wiggle
- } else if (!strcmp(key, "angle")) {
- double const dval = ( val ? g_ascii_strtod (val, NULL) : 0.0);
- ddc->angle = CLAMP (dval, -90, 90);
- } else if (!strcmp(key, "width")) {
- double const dval = ( val ? g_ascii_strtod (val, NULL) : 0.1 );
- ddc->width = CLAMP(dval, -1000.0, 1000.0);
- } else if (!strcmp(key, "thinning")) {
- double const dval = ( val ? g_ascii_strtod (val, NULL) : 0.1 );
- ddc->vel_thin = CLAMP(dval, -1.0, 1.0);
- } else if (!strcmp(key, "tremor")) {
- double const dval = ( val ? g_ascii_strtod (val, NULL) : 0.0 );
- ddc->tremor = CLAMP(dval, 0.0, 1.0);
- } else if (!strcmp(key, "flatness")) {
- double const dval = ( val ? g_ascii_strtod (val, NULL) : 1.0 );
- ddc->flatness = CLAMP(dval, 0, 1.0);
- } else if (!strcmp(key, "tracebackground")) {
+ if (!strcmp(key, "tracebackground")) {
ddc->trace_bg = (val && strcmp(val, "0"));
- } else if (!strcmp(key, "usepressure")) {
- ddc->usepressure = (val && strcmp(val, "0"));
- } else if (!strcmp(key, "usetilt")) {
- ddc->usetilt = (val && strcmp(val, "0"));
- } else if (!strcmp(key, "abs_width")) {
- ddc->abs_width = (val && strcmp(val, "0"));
} else if (!strcmp(key, "keep_selected")) {
ddc->keep_selected = (val && strcmp(val, "0"));
- } else if (!strcmp(key, "cap_rounding")) {
- ddc->cap_rounding = ( val ? g_ascii_strtod (val, NULL) : 0.0 );
+ } else {
+ //pass on up to parent class to handle common attributes.
+ if ( dd_parent_class->set ) {
+ dd_parent_class->set(ec, key, val);
+ }
}
//g_print("DDC: %g %g %g %g\n", ddc->mass, ddc->drag, ddc->angle, ddc->width);
dc->npoints++;
}
-double
-get_dilate_radius (SPDynaDrawContext *dc)
-{
- // 10 times the pen width:
- return 500 * dc->width/SP_EVENT_CONTEXT(dc)->desktop->current_zoom();
-}
-
-double
-get_dilate_force (SPDynaDrawContext *dc)
-{
- return 8 * dc->pressure/SP_EVENT_CONTEXT(dc)->desktop->current_zoom();
-}
-
-bool
-sp_ddc_dilate (SPDynaDrawContext *dc, NR::Point p, bool expand)
-{
- Inkscape::Selection *selection = sp_desktop_selection(SP_EVENT_CONTEXT(dc)->desktop);
-
- if (selection->isEmpty()) {
- return false;
- }
-
- bool did = false;
- double radius = get_dilate_radius(dc);
- double offset = get_dilate_force(dc);
-
- for (GSList *items = g_slist_copy((GSList *) selection->itemList());
- items != NULL;
- items = items->next) {
-
- SPItem *item = (SPItem *) items->data;
-
- // only paths
- if (!SP_IS_PATH(item))
- continue;
-
- SPCurve *curve = NULL;
- curve = sp_shape_get_curve(SP_SHAPE(item));
- if (curve == NULL)
- continue;
-
- // skip those paths whose bboxes are entirely out of reach with our radius
- NR::Maybe<NR::Rect> bbox = item->getBounds(sp_item_i2doc_affine(item));
- if (bbox) {
- bbox->growBy(radius);
- if (!bbox->contains(p)) {
- continue;
- }
- }
-
- Path *orig = Path_for_item(item, false);
- if (orig == NULL) {
- sp_curve_unref(curve);
- continue;
- }
- Path *res = new Path;
- res->SetBackData(false);
-
- Shape *theShape = new Shape;
- Shape *theRes = new Shape;
-
- orig->ConvertWithBackData(0.05);
- orig->Fill(theShape, 0);
-
- SPCSSAttr *css = sp_repr_css_attr(SP_OBJECT_REPR(item), "style");
- gchar const *val = sp_repr_css_property(css, "fill-rule", NULL);
- if (val && strcmp(val, "nonzero") == 0)
- {
- theRes->ConvertToShape(theShape, fill_nonZero);
- }
- else if (val && strcmp(val, "evenodd") == 0)
- {
- theRes->ConvertToShape(theShape, fill_oddEven);
- }
- else
- {
- theRes->ConvertToShape(theShape, fill_nonZero);
- }
-
- bool did_this = false;
- if (theShape->MakeOffset(theRes,
- expand? offset : -offset,
- join_straight, butt_straight,
- true, p[NR::X], p[NR::Y], radius) == 0) // 0 means the shape was actually changed
- did_this = true;
-
- // the rest only makes sense if we actually changed the path
- if (did_this) {
- theRes->ConvertToShape(theShape, fill_positive);
-
- res->Reset();
- theRes->ConvertToForme(res);
-
- if (offset >= 0.5)
- {
- res->ConvertEvenLines(0.5);
- res->Simplify(0.5);
- }
- else
- {
- res->ConvertEvenLines(0.5*offset);
- res->Simplify(0.5 * offset);
- }
-
- sp_curve_unref(curve);
- if (res->descr_cmd.size() > 1) {
- gchar *str = res->svg_dump_path();
- SP_OBJECT_REPR(item)->setAttribute("d", str);
- g_free(str);
- } else {
- // TODO: if there's 0 or 1 node left, delete this path altogether
- }
- }
-
- delete theShape;
- delete theRes;
- delete orig;
- delete res;
-
- if (did_this)
- did = true;
- }
-
- return did;
-}
-
-void
-sp_ddc_update_cursors (SPDynaDrawContext *dc)
-{
- if (dc->is_dilating) {
- double radius = get_dilate_radius(dc);
- NR::Matrix const sm (NR::scale(radius, radius) * NR::translate(SP_EVENT_CONTEXT(dc)->desktop->point()));
- sp_canvas_item_affine_absolute(dc->dilate_area, sm);
- sp_canvas_bpath_set_stroke(SP_CANVAS_BPATH(dc->hatch_area), 0xff9900ff, 1.0, SP_STROKE_LINEJOIN_MITER, SP_STROKE_LINECAP_BUTT);
- sp_canvas_item_show(dc->dilate_area);
- }
-}
-
void
sp_ddc_update_toolbox (SPDesktop *desktop, const gchar *id, double value)
{
dc->segments = g_slist_remove(dc->segments, dc->segments->data);
}
/* reset accumulated curve */
- sp_curve_reset(dc->accumulated);
+ dc->accumulated->reset();
clear_current(dc);
if (dc->repr) {
dc->repr = NULL;
switch (event->type) {
case GDK_BUTTON_PRESS:
- if ( event->button.button == 1 ) {
+ if (event->button.button == 1 && !event_context->space_panning) {
SPDesktop *desktop = SP_EVENT_CONTEXT_DESKTOP(dc);
sp_dyna_draw_reset(dc, button_dt);
sp_dyna_draw_extinput(dc, event);
sp_dyna_draw_apply(dc, button_dt);
- sp_curve_reset(dc->accumulated);
+ dc->accumulated->reset();
if (dc->repr) {
dc->repr = NULL;
}
ret = TRUE;
+ sp_canvas_force_full_redraw_after_interruptions(desktop->canvas, 3);
dc->is_drawing = true;
}
break;
NR::Point const motion_w(event->motion.x,
event->motion.y);
NR::Point motion_dt(desktop->w2d(motion_w));
+ sp_dyna_draw_extinput(dc, event);
- // draw the dilating cursor
- if (event->motion.state & GDK_MOD1_MASK) {
- double radius = get_dilate_radius(dc);
- NR::Matrix const sm (NR::scale(radius, radius) * NR::translate(desktop->w2d(motion_w)));
- sp_canvas_item_affine_absolute(dc->dilate_area, sm);
- sp_canvas_bpath_set_stroke(SP_CANVAS_BPATH(dc->hatch_area), 0xff9900ff, 1.0, SP_STROKE_LINEJOIN_MITER, SP_STROKE_LINECAP_BUTT);
- sp_canvas_item_show(dc->dilate_area);
-
- guint num = 0;
- if (!desktop->selection->isEmpty()) {
- num = g_slist_length((GSList *) desktop->selection->itemList());
- }
- if (num == 0) {
- dc->_message_context->set(Inkscape::NORMAL_MESSAGE, _("<b>Select paths</b> to thin or thicken"));
- } else {
- dc->_message_context->setF(Inkscape::NORMAL_MESSAGE,
- event->motion.state & GDK_SHIFT_MASK?
- _("<b>Thickening %d</b> selected paths; without <b>Shift</b> to thin") :
- _("<b>Thinning %d</b> selected paths; with <b>Shift</b> to thicken"), num);
- }
-
- } else {
- dc->_message_context->clear();
- sp_canvas_item_hide(dc->dilate_area);
- }
-
- // dilating:
- if (dc->is_drawing && ( event->motion.state & GDK_BUTTON1_MASK ) && event->motion.state & GDK_MOD1_MASK) {
- sp_ddc_dilate (dc, desktop->dt2doc(motion_dt), event->motion.state & GDK_SHIFT_MASK? true : false);
- dc->is_dilating = true;
- // it's slow, so prevent clogging up with events
- gobble_motion_events(GDK_BUTTON1_MASK);
- return TRUE;
- }
-
+ dc->_message_context->clear();
// for hatching:
double hatch_dist = 0;
pointer = motion_dt * motion_to_curve;
// calculate the nearest point on the guide path
- NR::Maybe<Path::cut_position> position = get_nearest_position_on_Path(dc->hatch_livarot_path, pointer);
+ boost::optional<Path::cut_position> position = get_nearest_position_on_Path(dc->hatch_livarot_path, pointer);
nearest = get_point_on_Path(dc->hatch_livarot_path, position->piece, position->t);
}
}
- if ( dc->is_drawing && ( event->motion.state & GDK_BUTTON1_MASK ) ) {
+ if ( dc->is_drawing && (event->motion.state & GDK_BUTTON1_MASK) && !event_context->space_panning) {
dc->dragging = TRUE;
if (event->motion.state & GDK_CONTROL_MASK && dc->hatch_item) { // hatching
// We are NOT attracted to the guide!
//g_print ("\nlast_nearest %g %g nearest %g %g pointer %g %g pos %d %g\n", dc->last_nearest[NR::X], dc->last_nearest[NR::Y], nearest[NR::X], nearest[NR::Y], pointer[NR::X], pointer[NR::Y], position->piece, position->t);
- //g_print ("------nm %g pm %g ratio %g\n", nearest_moved, pointer_moved, ratio);
- //g_print ("------dist %g spacing %g\n", dist, dc->spacing);
- //g_print ("acting up: %s dist %g \n", position_is_ok? (dc->hatch_escaped? "escaped" : "dist") : "livarot", dist/dc->hatch_spacing);
// Remember hatch_escaped so we don't get
// attracted again until the end of this stroke
// so _gradually_ let go attraction to prevent jerks
target = (dc->hatch_spacing * speed + hatch_dist * (SPEED_NORMAL - speed))/SPEED_NORMAL;
}
- if (!isnan(dot) && dot < -0.5) {// flip
+ if (!IS_NAN(dot) && dot < -0.5) {// flip
target = -target;
- //g_print ("FLIP\n");
}
// This is the track pointer that we will use instead of the real one
NR::Point new_pointer = nearest + target * hatch_unit_vector;
- //g_print ("NEW %g %g\n", new_point[NR::X], new_point[NR::Y]);
// some limited feedback: allow persistent pulling to slightly change
// the spacing
dc->_message_context->set(Inkscape::NORMAL_MESSAGE, _("<b>Drawing</b> a calligraphic stroke"));
}
- sp_dyna_draw_extinput(dc, event);
if (!sp_dyna_draw_apply(dc, motion_dt)) {
ret = TRUE;
break;
} else {
// Not drawing but spacing set: gray, center snapped, fixed radius
NR::Point c = (nearest + dc->hatch_spacing * hatch_unit_vector) * motion_to_curve.inverse();
- if (!isNaN(c[NR::X]) && !isNaN(c[NR::Y])) {
+ if (!IS_NAN(c[NR::X]) && !IS_NAN(c[NR::Y])) {
NR::Matrix const sm (NR::scale(dc->hatch_spacing, dc->hatch_spacing) * NR::translate(c));
sp_canvas_item_affine_absolute(dc->hatch_area, sm);
sp_canvas_bpath_set_stroke(SP_CANVAS_BPATH(dc->hatch_area), 0x7f7f7fff, 1.0, SP_STROKE_LINEJOIN_MITER, SP_STROKE_LINECAP_BUTT);
case GDK_BUTTON_RELEASE:
+ {
+ NR::Point const motion_w(event->button.x, event->button.y);
+ NR::Point const motion_dt(desktop->w2d(motion_w));
+
sp_canvas_item_ungrab(SP_CANVAS_ITEM(desktop->acetate), event->button.time);
+ sp_canvas_end_forced_full_redraws(desktop->canvas);
dc->is_drawing = false;
- if ( dc->is_dilating && event->button.button == 1 ) {
- dc->is_dilating = false;
- sp_document_done(sp_desktop_document(SP_EVENT_CONTEXT(dc)->desktop),
- SP_VERB_CONTEXT_CALLIGRAPHIC,
- (event->button.state & GDK_SHIFT_MASK ? _("Thicken paths") : _("Thin paths")));
- ret = TRUE;
- } else if ( dc->dragging && event->button.button == 1 ) {
+ if (dc->dragging && event->button.button == 1 && !event_context->space_panning) {
dc->dragging = FALSE;
- NR::Point const motion_w(event->button.x, event->button.y);
- NR::Point const motion_dt(desktop->w2d(motion_w));
sp_dyna_draw_apply(dc, motion_dt);
/* Remove all temporary line segments */
/* Create object */
fit_and_split(dc, TRUE);
- accumulate_calligraphic(dc);
- set_to_accumulated(dc, event->button.state & GDK_SHIFT_MASK); // performs document_done
+ if (accumulate_calligraphic(dc))
+ set_to_accumulated(dc, event->button.state & GDK_SHIFT_MASK); // performs document_done
+ else
+ g_warning ("Failed to create path: invalid data in dc->cal1 or dc->cal2");
/* reset accumulated curve */
- sp_curve_reset(dc->accumulated);
+ dc->accumulated->reset();
clear_current(dc);
if (dc->repr) {
dc->hatch_item = NULL;
dc->hatch_livarot_path = NULL;
+ if (dc->hatch_spacing != 0 && !dc->keep_selected) {
+ // we do not select the newly drawn path, so increase spacing by step
+ if (dc->hatch_spacing_step == 0) {
+ dc->hatch_spacing_step = dc->hatch_spacing;
+ }
+ dc->hatch_spacing += dc->hatch_spacing_step;
+ }
+
dc->_message_context->clear();
ret = TRUE;
}
break;
+ }
case GDK_KEY_PRESS:
switch (get_group0_keyval (&event->key)) {
if (dc->width > 1.0)
dc->width = 1.0;
sp_ddc_update_toolbox (desktop, "altx-calligraphy", dc->width * 100); // the same spinbutton is for alt+x
- sp_ddc_update_cursors(dc);
ret = TRUE;
}
break;
if (dc->width < 0.01)
dc->width = 0.01;
sp_ddc_update_toolbox (desktop, "altx-calligraphy", dc->width * 100);
- sp_ddc_update_cursors(dc);
ret = TRUE;
}
break;
case GDK_KP_Home:
dc->width = 0.01;
sp_ddc_update_toolbox (desktop, "altx-calligraphy", dc->width * 100);
- sp_ddc_update_cursors(dc);
ret = TRUE;
break;
case GDK_End:
case GDK_KP_End:
dc->width = 1.0;
sp_ddc_update_toolbox (desktop, "altx-calligraphy", dc->width * 100);
- sp_ddc_update_cursors(dc);
ret = TRUE;
break;
case GDK_x:
ret = TRUE;
}
break;
- case GDK_Meta_L:
- case GDK_Meta_R:
- event_context->cursor_shape = cursor_thicken_xpm;
- sp_event_context_update_cursor(event_context);
- break;
- case GDK_Alt_L:
- case GDK_Alt_R:
- if (MOD__SHIFT) {
- event_context->cursor_shape = cursor_thicken_xpm;
- sp_event_context_update_cursor(event_context);
- } else {
- event_context->cursor_shape = cursor_thin_xpm;
- sp_event_context_update_cursor(event_context);
- }
- break;
- case GDK_Shift_L:
- case GDK_Shift_R:
- if (MOD__ALT) {
- event_context->cursor_shape = cursor_thicken_xpm;
- sp_event_context_update_cursor(event_context);
- }
- break;
default:
break;
}
case GDK_Control_R:
dc->_message_context->clear();
dc->hatch_spacing = 0;
+ dc->hatch_spacing_step = 0;
break;
- case GDK_Alt_L:
- case GDK_Alt_R:
- event_context->cursor_shape = cursor_calligraphy_xpm;
- sp_event_context_update_cursor(event_context);
- break;
- case GDK_Shift_L:
- case GDK_Shift_R:
- if (MOD__ALT) {
- event_context->cursor_shape = cursor_thin_xpm;
- sp_event_context_update_cursor(event_context);
- }
- break;
- case GDK_Meta_L:
- case GDK_Meta_R:
- event_context->cursor_shape = cursor_calligraphy_xpm;
- sp_event_context_update_cursor(event_context);
- break;
default:
break;
}
}
if (!ret) {
- if (((SPEventContextClass *) parent_class)->root_handler) {
- ret = ((SPEventContextClass *) parent_class)->root_handler(event_context, event);
+ if (((SPEventContextClass *) dd_parent_class)->root_handler) {
+ ret = ((SPEventContextClass *) dd_parent_class)->root_handler(event_context, event);
}
}
/* reset bpath */
sp_canvas_bpath_set_bpath(SP_CANVAS_BPATH(dc->currentshape), NULL);
/* reset curve */
- sp_curve_reset(dc->currentcurve);
- sp_curve_reset(dc->cal1);
- sp_curve_reset(dc->cal2);
+ dc->currentcurve->reset();
+ dc->cal1->reset();
+ dc->cal2->reset();
/* reset points */
dc->npoints = 0;
}
{
SPDesktop *desktop = SP_EVENT_CONTEXT(dc)->desktop;
- if (!sp_curve_empty(dc->accumulated)) {
- NArtBpath *abp;
- gchar *str;
-
+ if (!dc->accumulated->is_empty()) {
if (!dc->repr) {
/* Create object */
Inkscape::XML::Document *xml_doc = sp_document_repr_doc(desktop->doc());
item->transform = SP_ITEM(desktop->currentRoot())->getRelativeTransform(desktop->currentLayer());
item->updateRepr();
}
- abp = nr_artpath_affine(sp_curve_first_bpath(dc->accumulated), sp_desktop_dt2root_affine(desktop));
- str = sp_svg_write_path(abp);
+ Geom::PathVector pathv = dc->accumulated->get_pathvector() * sp_desktop_dt2root_affine(desktop);
+ gchar *str = sp_svg_write_path(pathv);
g_assert( str != NULL );
- g_free(abp);
dc->repr->setAttribute("d", str);
g_free(str);
} else {
if (dc->keep_selected) {
sp_desktop_selection(desktop)->set(dc->repr);
- } else {
- sp_desktop_selection(desktop)->clear();
- }
+ }
}
} else {
static void
add_cap(SPCurve *curve,
- NR::Point const &pre, NR::Point const &from,
- NR::Point const &to, NR::Point const &post,
+ NR::Point const &from,
+ NR::Point const &to,
double rounding)
{
- NR::Point vel = rounding * NR::rot90( to - from ) / sqrt(2.0);
- double mag = NR::L2(vel);
+ if (NR::L2( to - from ) > DYNA_EPSILON) {
+ NR::Point vel = rounding * NR::rot90( to - from ) / sqrt(2.0);
+ double mag = NR::L2(vel);
- NR::Point v_in = from - pre;
- double mag_in = NR::L2(v_in);
- if ( mag_in > DYNA_EPSILON ) {
- v_in = mag * v_in / mag_in;
- } else {
- v_in = NR::Point(0, 0);
- }
-
- NR::Point v_out = to - post;
- double mag_out = NR::L2(v_out);
- if ( mag_out > DYNA_EPSILON ) {
- v_out = mag * v_out / mag_out;
- } else {
- v_out = NR::Point(0, 0);
- }
-
- if ( NR::L2(v_in) > DYNA_EPSILON || NR::L2(v_out) > DYNA_EPSILON ) {
- sp_curve_curveto(curve, from + v_in, to + v_out, to);
+ NR::Point v = mag * NR::rot90( to - from ) / NR::L2( to - from );
+ curve->curveto(from + v, to + v, to);
}
}
-static void
+static bool
accumulate_calligraphic(SPDynaDrawContext *dc)
{
- if ( !sp_curve_empty(dc->cal1) && !sp_curve_empty(dc->cal2) ) {
- sp_curve_reset(dc->accumulated); /* Is this required ?? */
- SPCurve *rev_cal2 = sp_curve_reverse(dc->cal2);
+ if (
+ dc->cal1->is_empty() ||
+ dc->cal2->is_empty() ||
+ (dc->cal1->get_segment_count() <= 0) ||
+ dc->cal1->first_path()->closed()
+ ) {
+ dc->cal1->reset();
+ dc->cal2->reset();
+ return false; // failure
+ }
- g_assert(dc->cal1->end > 1);
- g_assert(rev_cal2->end > 1);
- g_assert(SP_CURVE_SEGMENT(dc->cal1, 0)->code == NR_MOVETO_OPEN);
- g_assert(SP_CURVE_SEGMENT(rev_cal2, 0)->code == NR_MOVETO_OPEN);
- g_assert(SP_CURVE_SEGMENT(dc->cal1, 1)->code == NR_CURVETO);
- g_assert(SP_CURVE_SEGMENT(rev_cal2, 1)->code == NR_CURVETO);
- g_assert(SP_CURVE_SEGMENT(dc->cal1, dc->cal1->end-1)->code == NR_CURVETO);
- g_assert(SP_CURVE_SEGMENT(rev_cal2, rev_cal2->end-1)->code == NR_CURVETO);
+ SPCurve *rev_cal2 = dc->cal2->create_reverse();
+ if (
+ (rev_cal2->get_segment_count() <= 0) ||
+ rev_cal2->first_path()->closed()
+ ) {
+ rev_cal2->unref();
+ dc->cal1->reset();
+ dc->cal2->reset();
+ return false; // failure
+ }
+
+ Geom::CubicBezier const * dc_cal1_firstseg = dynamic_cast<Geom::CubicBezier const *>( dc->cal1->first_segment() );
+ Geom::CubicBezier const * rev_cal2_firstseg = dynamic_cast<Geom::CubicBezier const *>( rev_cal2->first_segment() );
+ Geom::CubicBezier const * dc_cal1_lastseg = dynamic_cast<Geom::CubicBezier const *>( dc->cal1->last_segment() );
+ Geom::CubicBezier const * rev_cal2_lastseg = dynamic_cast<Geom::CubicBezier const *>( rev_cal2->last_segment() );
+
+ if (
+ !dc_cal1_firstseg ||
+ !rev_cal2_firstseg ||
+ !dc_cal1_lastseg ||
+ !rev_cal2_lastseg
+ ) {
+ rev_cal2->unref();
+ dc->cal1->reset();
+ dc->cal2->reset();
+ return false; // failure
+ }
- sp_curve_append(dc->accumulated, dc->cal1, FALSE);
+ dc->accumulated->reset(); /* Is this required ?? */
- add_cap(dc->accumulated, SP_CURVE_SEGMENT(dc->cal1, dc->cal1->end-1)->c(2), SP_CURVE_SEGMENT(dc->cal1, dc->cal1->end-1)->c(3), SP_CURVE_SEGMENT(rev_cal2, 0)->c(3), SP_CURVE_SEGMENT(rev_cal2, 1)->c(1), dc->cap_rounding);
+ dc->accumulated->append(dc->cal1, false);
- sp_curve_append(dc->accumulated, rev_cal2, TRUE);
+ add_cap(dc->accumulated, (*dc_cal1_lastseg)[3], (*rev_cal2_firstseg)[0], dc->cap_rounding);
- add_cap(dc->accumulated, SP_CURVE_SEGMENT(rev_cal2, rev_cal2->end-1)->c(2), SP_CURVE_SEGMENT(rev_cal2, rev_cal2->end-1)->c(3), SP_CURVE_SEGMENT(dc->cal1, 0)->c(3), SP_CURVE_SEGMENT(dc->cal1, 1)->c(1), dc->cap_rounding);
+ dc->accumulated->append(rev_cal2, true);
- sp_curve_closepath(dc->accumulated);
+ add_cap(dc->accumulated, (*rev_cal2_lastseg)[3], (*dc_cal1_firstseg)[0], dc->cap_rounding);
- sp_curve_unref(rev_cal2);
+ dc->accumulated->closepath();
- sp_curve_reset(dc->cal1);
- sp_curve_reset(dc->cal2);
- }
+ rev_cal2->unref();
+
+ dc->cal1->reset();
+ dc->cal2->reset();
+
+ return true; // success
}
static double square(double const x)
#endif
/* Current calligraphic */
- if ( dc->cal1->end == 0 || dc->cal2->end == 0 ) {
+ if ( dc->cal1->is_empty() || dc->cal2->is_empty() ) {
/* dc->npoints > 0 */
/* g_print("calligraphics(1|2) reset\n"); */
- sp_curve_reset(dc->cal1);
- sp_curve_reset(dc->cal2);
+ dc->cal1->reset();
+ dc->cal2->reset();
- sp_curve_moveto(dc->cal1, dc->point1[0]);
- sp_curve_moveto(dc->cal2, dc->point2[0]);
+ dc->cal1->moveto(dc->point1[0]);
+ dc->cal2->moveto(dc->point2[0]);
}
NR::Point b1[BEZIER_MAX_LENGTH];
#endif
/* CanvasShape */
if (! release) {
- sp_curve_reset(dc->currentcurve);
- sp_curve_moveto(dc->currentcurve, b1[0]);
+ dc->currentcurve->reset();
+ dc->currentcurve->moveto(b1[0]);
for (NR::Point *bp1 = b1; bp1 < b1 + BEZIER_SIZE * nb1; bp1 += BEZIER_SIZE) {
- sp_curve_curveto(dc->currentcurve, bp1[1],
- bp1[2], bp1[3]);
+ dc->currentcurve->curveto(bp1[1], bp1[2], bp1[3]);
}
- sp_curve_lineto(dc->currentcurve,
- b2[BEZIER_SIZE*(nb2-1) + 3]);
+ dc->currentcurve->lineto(b2[BEZIER_SIZE*(nb2-1) + 3]);
for (NR::Point *bp2 = b2 + BEZIER_SIZE * ( nb2 - 1 ); bp2 >= b2; bp2 -= BEZIER_SIZE) {
- sp_curve_curveto(dc->currentcurve, bp2[2], bp2[1], bp2[0]);
+ dc->currentcurve->curveto(bp2[2], bp2[1], bp2[0]);
}
// FIXME: dc->segments is always NULL at this point??
if (!dc->segments) { // first segment
- add_cap(dc->currentcurve, b2[1], b2[0], b1[0], b1[1], dc->cap_rounding);
+ add_cap(dc->currentcurve, b2[0], b1[0], dc->cap_rounding);
}
- sp_curve_closepath(dc->currentcurve);
+ dc->currentcurve->closepath();
sp_canvas_bpath_set_bpath(SP_CANVAS_BPATH(dc->currentshape), dc->currentcurve);
}
/* Current calligraphic */
for (NR::Point *bp1 = b1; bp1 < b1 + BEZIER_SIZE * nb1; bp1 += BEZIER_SIZE) {
- sp_curve_curveto(dc->cal1, bp1[1], bp1[2], bp1[3]);
+ dc->cal1->curveto(bp1[1], bp1[2], bp1[3]);
}
for (NR::Point *bp2 = b2; bp2 < b2 + BEZIER_SIZE * nb2; bp2 += BEZIER_SIZE) {
- sp_curve_curveto(dc->cal2, bp2[1], bp2[2], bp2[3]);
+ dc->cal2->curveto(bp2[1], bp2[2], bp2[3]);
}
} else {
/* fixme: ??? */
draw_temporary_box(dc);
for (gint i = 1; i < dc->npoints; i++) {
- sp_curve_lineto(dc->cal1, dc->point1[i]);
+ dc->cal1->lineto(dc->point1[i]);
}
for (gint i = 1; i < dc->npoints; i++) {
- sp_curve_lineto(dc->cal2, dc->point2[i]);
+ dc->cal2->lineto(dc->point2[i]);
}
}
g_print("[%d]Yup\n", dc->npoints);
#endif
if (!release) {
- g_assert(!sp_curve_empty(dc->currentcurve));
+ g_assert(!dc->currentcurve->is_empty());
SPCanvasItem *cbp = sp_canvas_item_new(sp_desktop_sketch(SP_EVENT_CONTEXT(dc)->desktop),
SP_TYPE_CANVAS_BPATH,
NULL);
- SPCurve *curve = sp_curve_copy(dc->currentcurve);
+ SPCurve *curve = dc->currentcurve->copy();
sp_canvas_bpath_set_bpath(SP_CANVAS_BPATH (cbp), curve);
- sp_curve_unref(curve);
+ curve->unref();
guint32 fillColor = sp_desktop_get_color_tool (SP_ACTIVE_DESKTOP, "tools.calligraphic", true);
//guint32 strokeColor = sp_desktop_get_color_tool (SP_ACTIVE_DESKTOP, "tools.calligraphic", false);
static void
draw_temporary_box(SPDynaDrawContext *dc)
{
- sp_curve_reset(dc->currentcurve);
+ dc->currentcurve->reset();
- sp_curve_moveto(dc->currentcurve, dc->point1[dc->npoints-1]);
+ dc->currentcurve->moveto(dc->point2[dc->npoints-1]);
for (gint i = dc->npoints-2; i >= 0; i--) {
- sp_curve_lineto(dc->currentcurve, dc->point1[i]);
+ dc->currentcurve->lineto(dc->point2[i]);
}
for (gint i = 0; i < dc->npoints; i++) {
- sp_curve_lineto(dc->currentcurve, dc->point2[i]);
+ dc->currentcurve->lineto(dc->point1[i]);
}
+
if (dc->npoints >= 2) {
- add_cap(dc->currentcurve, dc->point2[dc->npoints-2], dc->point2[dc->npoints-1], dc->point1[dc->npoints-1], dc->point1[dc->npoints-2], dc->cap_rounding);
+ add_cap(dc->currentcurve, dc->point1[dc->npoints-1], dc->point2[dc->npoints-1], dc->cap_rounding);
}
- sp_curve_closepath(dc->currentcurve);
+ dc->currentcurve->closepath();
sp_canvas_bpath_set_bpath(SP_CANVAS_BPATH(dc->currentshape), dc->currentcurve);
}