cinelerra-5.1/plugins/sketcher/sketcherwindow.C

   1 /*
   2  * CINELERRA
   3  * Copyright (C) 2014 Adam Williams <broadcast at earthling dot net>
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  18  *
  19  */
  20
  21 #include "automation.h"
  22 #include "bcdisplayinfo.h"
  23 #include "clip.h"
  24 #include "sketcher.h"
  25 #include "sketcherwindow.h"
  26 #include "cstrdup.h"
  27 #include "cwindow.h"
  28 #include "cwindowgui.h"
  29 #include "edl.h"
  30 #include "edlsession.h"
  31 #include "keys.h"
  32 #include "language.h"
  33 #include "mainerror.h"
  34 #include "mwindow.h"
  35 #include "plugin.h"
  36 #include "pluginserver.h"
  37 #include "theme.h"
  38 #include "track.h"
  39
  40 #define AltMask Mod1Mask
  41
  42 #define COLOR_W 40
  43 #define COLOR_H 24
  44
  45 const char *SketcherPoint::types[] = {
  46         N_("off"),
  47         N_("line"),
  48         N_("curve"),
  49         N_("fill"),
  50 };
  51 const char *SketcherCurve::pens[] = {
  52         N_("off"),
  53         N_("box"),
  54         N_("+"),
  55         N_("/"),
  56         N_("X"),
  57 };
  58
  59
  60 SketcherCurvePenItem::SketcherCurvePenItem(int pen)
  61  : BC_MenuItem(_(SketcherCurve::pens[pen]))
  62 {
  63         this->pen = pen;
  64 }
  65 int SketcherCurvePenItem::handle_event()
  66 {
  67         SketcherCurvePen *popup = (SketcherCurvePen*)get_popup_menu();
  68         popup->update(pen);
  69         SketcherWindow *gui = popup->gui;
  70         SketcherConfig &config = gui->plugin->config;
  71         int ci = config.cv_selected;
  72         if( ci >= 0 && ci < config.curves.size() ) {
  73                 SketcherCurve *cv = config.curves[ci];
  74                 cv->pen = pen;
  75                 gui->curve_list->update(ci);
  76                 gui->send_configure_change();
  77         }
  78         return 1;
  79 }
  80
  81 SketcherCurvePen::SketcherCurvePen(SketcherWindow *gui, int x, int y, int pen)
  82  : BC_PopupMenu(x,y,100,_(cv_pen[pen]))
  83 {
  84         this->gui = gui;
  85         this->pen = pen;
  86 }
  87 void SketcherCurvePen::create_objects()
  88 {
  89         int n = sizeof(cv_pen)/sizeof(cv_pen[0]);
  90         for( int pen=0; pen<n; ++pen )
  91                 add_item(new SketcherCurvePenItem(pen));
  92 }
  93 void SketcherCurvePen::update(int pen)
  94 {
  95         set_text(_(cv_pen[this->pen=pen]));
  96 }
  97
  98
  99 SketcherCurveColor::SketcherCurveColor(SketcherWindow *gui,
 100                 int x, int y, int w, int h, int color, int alpha)
 101  : ColorBoxButton(_("Curve Color"), x, y, w, h, color, alpha, 1)
 102 {
 103         this->gui = gui;
 104         this->color = CV_COLOR;
 105         for( int i=0; i<3; ++i ) {
 106                 vframes[i] = new VFrame(w, h, BC_RGB888);
 107                 vframes[i]->clear_frame();
 108         }
 109 }
 110
 111 SketcherCurveColor::~SketcherCurveColor()
 112 {
 113         for( int i=0; i<3; ++i )
 114                 delete vframes[i];
 115 }
 116
 117 void SketcherCurveColor::handle_done_event(int result)
 118 {
 119         if( result ) color = orig_color | (~orig_alpha<<24);
 120         SketcherConfig &config = gui->plugin->config;
 121         int ci = config.cv_selected;
 122         if( ci >= 0 && ci < config.curves.size() ) {
 123                 SketcherCurve *cv = config.curves[ci];
 124                 cv->color = color;
 125                 gui->lock_window("SketcherCurveColor::handle_done_event");
 126                 gui->curve_list->update(ci);
 127                 gui->unlock_window();
 128                 gui->send_configure_change();
 129         }
 130 }
 131
 132 int SketcherCurveColor::handle_new_color(int color, int alpha)
 133 {
 134         color |= ~alpha<<24;  this->color = color;
 135         gui->lock_window("SketcherCurveColor::update_gui");
 136         update_gui(color);
 137         SketcherConfig &config = gui->plugin->config;
 138         int ci = config.cv_selected;
 139         if( ci >= 0 ) {
 140                 SketcherCurve *cv = config.curves[ci];
 141                 cv->color = color;
 142                 gui->curve_list->update(ci);
 143                 gui->send_configure_change();
 144         }
 145         gui->unlock_window();
 146         return 1;
 147 }
 148
 149
 150 SketcherCoord::SketcherCoord(SketcherWindow *gui, int x, int y,
 151                 coord output, coord mn, coord mx)
 152  : BC_TumbleTextBox(gui, output, mn, mx, x, y, 64, 1)
 153 {
 154         this->gui = gui;
 155         set_increment(1);
 156 }
 157 SketcherCoord::~SketcherCoord()
 158 {
 159 }
 160
 161 SketcherNum::SketcherNum(SketcherWindow *gui, int x, int y,
 162                 int output, int mn, int mx)
 163  : BC_TumbleTextBox(gui, output, mn, mx, x, y, 54)
 164 {
 165         this->gui = gui;
 166         set_increment(1);
 167 }
 168 SketcherNum::~SketcherNum()
 169 {
 170 }
 171
 172 int SketcherPointX::handle_event()
 173 {
 174         if( !SketcherCoord::handle_event() ) return 0;
 175         SketcherConfig &config = gui->plugin->config;
 176         int ci = config.cv_selected;
 177         if( ci >= 0 && ci < config.curves.size() ) {
 178                 SketcherCurve *cv = config.curves[ci];
 179                 SketcherPointList *point_list = gui->point_list;
 180                 int pi = config.pt_selected;
 181                 SketcherPoints &points = cv->points;
 182                 if( pi >= 0 && pi < points.size() ) {
 183                         coord v = atof(get_text());
 184                         points[pi]->x = v;
 185                         point_list->set_point(pi, PT_X, v);
 186                         point_list->update_list(pi);
 187                         gui->send_configure_change();
 188                 }
 189         }
 190         return 1;
 191 }
 192 int SketcherPointY::handle_event()
 193 {
 194         if( !SketcherCoord::handle_event() ) return 0;
 195         SketcherConfig &config = gui->plugin->config;
 196         int ci = config.cv_selected;
 197         if( ci >= 0 && ci < config.curves.size() ) {
 198                 SketcherCurve *cv = config.curves[ci];
 199                 SketcherPointList *point_list = gui->point_list;
 200                 int pi = config.pt_selected;
 201                 SketcherPoints &points = cv->points;
 202                 if( pi >= 0 && pi < points.size() ) {
 203                         coord v = atof(get_text());
 204                         points[pi]->y = v;
 205                         point_list->set_point(pi, PT_Y, v);
 206                         point_list->update_list(pi);
 207                         gui->send_configure_change();
 208                 }
 209         }
 210         return 1;
 211 }
 212
 213 int SketcherPointId::handle_event()
 214 {
 215         if( !SketcherNum::handle_event() ) return 0;
 216         SketcherConfig &config = gui->plugin->config;
 217         int ci = config.cv_selected;
 218         if( ci >= 0 && ci < config.curves.size() ) {
 219                 SketcherCurve *cv = config.curves[ci];
 220                 SketcherPointList *point_list = gui->point_list;
 221                 int pi = config.pt_selected;
 222                 SketcherPoints &points = cv->points;
 223                 if( pi >= 0 && pi < points.size() ) {
 224                         int id = atoi(get_text());
 225                         points[pi]->id = id;
 226                         point_list->set_point(pi, PT_ID, id);
 227                         point_list->update_list(pi);
 228                         gui->send_configure_change();
 229                 }
 230         }
 231         return 1;
 232 }
 233
 234 SketcherCurveWidth::SketcherCurveWidth(SketcherWindow *gui, int x, int y, int width)
 235  : SketcherNum(gui, x, y, width, 0, 255)
 236 {
 237         this->width = width;
 238 }
 239 SketcherCurveWidth::~SketcherCurveWidth()
 240 {
 241 }
 242
 243 int SketcherCurveWidth::handle_event()
 244 {
 245         if( !SketcherNum::handle_event() ) return 0;
 246         SketcherConfig &config = gui->plugin->config;
 247         int ci = config.cv_selected;
 248         if( ci >= 0 && ci < config.curves.size() ) {
 249                 SketcherCurve *cv = config.curves[ci];
 250                 int v = atoi(get_text());
 251                 cv->width = v;
 252                 gui->curve_list->update(ci);
 253                 gui->send_configure_change();
 254         }
 255         return 1;
 256 }
 257
 258 void SketcherCurveWidth::update(int width)
 259 {
 260         SketcherNum::update(this->width=width);
 261 }
 262
 263
 264 SketcherWindow::SketcherWindow(Sketcher *plugin)
 265  : PluginClientWindow(plugin, 380, 620, 380, 620, 0)
 266 {
 267         this->plugin = plugin;
 268         this->title_pen = 0;  this->curve_pen = 0;
 269         this->title_color = 0; this->curve_color = 0;
 270         this->drag = 0;
 271         this->new_curve = 0;  this->del_curve = 0;
 272         this->curve_up = 0;   this->curve_dn = 0;
 273         this->title_x = 0;    this->point_x = 0;
 274         this->title_y = 0;    this->point_y = 0;
 275         this->title_id = 0;   this->point_id = 0;
 276         this->new_point = 0;  this->del_point = 0;
 277         this->point_up = 0;   this->point_dn = 0;
 278         this->point_list = 0; this->notes0 = 0;
 279         this->notes1 = 0;     this->notes2 = 0;
 280
 281         position = -1;
 282         track_w = track_h -1;
 283         cursor_x = cursor_y = -1;
 284         output_x = output_y = -1;
 285         last_x = last_y = -1;
 286         projector_x = projector_y = projector_z = -1;
 287         state = 0;  dragging = 0;
 288         new_points = 0;
 289         pending_motion = 0;
 290         pending_config = 0;
 291 }
 292
 293 SketcherWindow::~SketcherWindow()
 294 {
 295         delete curve_width;
 296         delete point_x;
 297         delete point_y;
 298 }
 299
 300 void SketcherWindow::create_objects()
 301 {
 302         int x = 10, y = 10, dy = 0, x1, y1;
 303         int margin = plugin->get_theme()->widget_border;
 304         BC_Title *title;
 305         int ci = plugin->config.cv_selected;
 306         if( ci < 0 || ci >= plugin->config.curves.size() )
 307                 ci = plugin->new_curve();
 308         SketcherCurve *cv = plugin->config.curves[ci];
 309
 310         reset_curves = new SketcherResetCurves(this, plugin, x1=x, y+3);
 311         add_subwindow(reset_curves);    dy = bmax(dy,reset_curves->get_h());
 312         x1 += reset_curves->get_w() + 2*margin;
 313         const char *curve_text = _("Curve");
 314         title_width = new BC_Title(x1, y, _("Width:"));
 315         add_subwindow(title_width);     dy = bmax(dy,title_width->get_h());
 316         x1 += title_width->get_w() + margin;
 317         curve_width = new SketcherCurveWidth(this, x1, y, cv->width);
 318         curve_width->create_objects();
 319         y += dy + 2*margin;             dy = 0;
 320
 321         x1 = get_w()-x - BC_Title::calculate_w(this, curve_text, LARGEFONT);
 322         y1 = y-margin - BC_Title::calculate_h(this, curve_text, LARGEFONT);
 323         title = new BC_Title(x1, y1, curve_text, LARGEFONT,
 324                 get_resources()->menu_highlighted_fontcolor);
 325         add_subwindow(title);           dy = bmax(dy,title->get_h());
 326         curve_list = new SketcherCurveList(this, plugin, x, y);
 327         add_subwindow(curve_list);      dy = bmax(dy,curve_list->get_h());
 328         y += dy + margin;               dy = 0;
 329
 330         new_curve = new SketcherNewCurve(this, plugin, x1=x, y);
 331         add_subwindow(new_curve);       dy = bmax(dy,new_curve->get_h());
 332         x1 += new_curve->get_w() + margin;
 333         curve_up = new SketcherCurveUp(this, x1, y);
 334         add_subwindow(curve_up);        dy = bmax(dy,curve_up->get_h());
 335         x1 += curve_up->get_w() + 4*margin;
 336         y1 = BC_Title::calculate_h(this, _("Pen:"));
 337         title_pen = new BC_Title(x1+30, y+dy-y1, _("Pen:"));
 338         add_subwindow(title_pen);       dy = bmax(dy,title_pen->get_h());
 339         int x2 = (get_w()+x1)/2 + 20;
 340         y1 = BC_Title::calculate_h(this, _("Color:"));
 341         title_color = new BC_Title(x2, y+dy-y1, _("Color:"));
 342         add_subwindow(title_color);     dy = bmax(dy,title_color->get_h());
 343         y += dy + margin;               dy = 0;
 344
 345         del_curve = new SketcherDelCurve(this, plugin, x1=x, y);
 346         add_subwindow(del_curve);       dy = bmax(dy,del_curve->get_h());
 347         x1 += del_curve->get_w() + margin;
 348         curve_dn = new SketcherCurveDn(this, x1, y);
 349         add_subwindow(curve_dn);        dy = bmax(dy,curve_dn->get_h());
 350         x1 += curve_dn->get_w() + 4*margin;
 351         curve_pen = new SketcherCurvePen(this, x1, y, cv->pen);
 352         add_subwindow(curve_pen);       dy = bmax(dy,curve_pen->get_h());
 353         curve_pen->create_objects();
 354         curve_color = new SketcherCurveColor(this, x2, y, COLOR_W, COLOR_H,
 355                 cv->color&0xffffff, (~cv->color>>24)&0xff);
 356         add_subwindow(curve_color);     dy = bmax(dy,curve_color->get_h());
 357         y += dy + margin;  dy = 0;
 358         curve_list->update(ci);
 359
 360         BC_Bar *bar;
 361         bar = new BC_Bar(x, y, get_w()-2*x);
 362         add_subwindow(bar);             dy = bmax(dy,bar->get_h());
 363         bar = new BC_Bar(x, y+=dy, get_w()-2*x);
 364         add_subwindow(bar);             dy = bmax(dy,bar->get_h());
 365         y += dy + 2*margin;
 366
 367         int pi = plugin->config.pt_selected;
 368         SketcherPoint *pt = pi >= 0 && pi < cv->points.size() ? cv->points[pi] : 0;
 369         reset_points = new SketcherResetPoints(this, plugin, x1=x, y+3);
 370         add_subwindow(reset_points);    dy = bmax(dy,reset_points->get_h());
 371         x1 += reset_points->get_w() + 2*margin;
 372         if( plugin->config.drag ) {
 373                 if( !grab(plugin->server->mwindow->cwindow->gui) ) {
 374                         eprintf("drag enabled, but compositor already grabbed\n");
 375                         plugin->config.drag = 0;
 376                 }
 377         }
 378         drag = new SketcherDrag(this, x1, y);
 379         add_subwindow(drag);            dy = bmax(dy,drag->get_h());
 380         x1 += drag->get_w() + 2*margin;
 381         int arc = pt ? pt->arc : ARC_LINE;
 382         point_type = new SketcherPointType(this, x1, y, arc);
 383         add_subwindow(point_type);      dy = bmax(dy,point_type->get_h());
 384         point_type->create_objects();
 385         y += dy + margin;  dy = 0;
 386
 387         const char *point_text = _("Point");
 388         x1 = get_w()-x - BC_Title::calculate_w(this, point_text, LARGEFONT);
 389         y1 = y-margin - BC_Title::calculate_h(this, point_text, LARGEFONT);
 390         add_subwindow(title = new BC_Title(x1, y1, point_text, LARGEFONT,
 391                 get_resources()->menu_highlighted_fontcolor));
 392         point_list = new SketcherPointList(this, plugin, x, y);
 393         add_subwindow(point_list);      dy = bmax(dy,point_list->get_h());
 394         y += dy + margin;               dy = 0;
 395
 396         new_point = new SketcherNewPoint(this, plugin, x1=x, y);
 397         add_subwindow(new_point);       dy = bmax(dy,new_point->get_h());
 398         x1 += new_point->get_w() + margin;
 399         point_up = new SketcherPointUp(this, x1, y);
 400         add_subwindow(point_up);        dy = bmax(dy,point_up->get_h());
 401         x1 += point_up->get_w() + 2*margin;
 402         title_x = new BC_Title(x1, y, _("X:"));
 403         add_subwindow(title_x);         dy = bmax(dy,title_x->get_h());
 404         x1 += title_x->get_w() + margin;
 405         point_x = new SketcherPointX(this, x1, y, !pt ? 0.f : pt->x);
 406         point_x->create_objects();      dy = bmax(dy, point_x->get_h());
 407         x2 = x1 + point_x->get_w() + 2*margin + 10;
 408         y1 = BC_Title::calculate_h(this, _("ID:"));
 409         title_id = new BC_Title(x2+16, y+dy-y1, _("ID:"));
 410         add_subwindow(title_id);        dy = bmax(dy, title_id->get_h());
 411         y += dy + margin;  dy = 0;
 412
 413         del_point = new SketcherDelPoint(this, plugin, x1=x, y);
 414         add_subwindow(del_point);       dy = bmax(dy,del_point->get_h());
 415         x1 += del_point->get_w() + margin;
 416         point_dn = new SketcherPointDn(this, x1, y);
 417         add_subwindow(point_dn);        dy = bmax(dy,point_dn->get_h());
 418         x1 += point_dn->get_w() + 2*margin;
 419         title_y = new BC_Title(x1, y, _("Y:"));
 420         add_subwindow(title_y);         dy = bmax(dy,title_y->get_h());
 421         x1 += title_y->get_w() + margin;
 422         point_y = new SketcherPointY(this, x1, y, !pt ? 0.f : pt->y);
 423         point_y->create_objects();      dy = bmax(dy, point_y->get_h());
 424         point_id = new SketcherPointId(this, x2, y, !pt ? 0 : pt->id);
 425         point_id->create_objects();     dy = bmax(dy, point_id->get_h());
 426         y += dy + margin + 5;           dy = 0;
 427         point_list->update(pi);
 428
 429         bar = new BC_Bar(x, y, get_w()-2*x);
 430         add_subwindow(bar);             dy = bmax(dy,bar->get_h());
 431         y += dy + 2*margin;
 432
 433         add_subwindow(notes0 = new BC_Title(x, y,
 434                  _("\n"
 435                    "Shift=\n"
 436                    "None=\n"
 437                    "Ctrl=\n"
 438                    "Ctrl+Alt=\n"
 439                    "Ctrl+Shift=")));    dy = bmax(dy, notes0->get_h());
 440         add_subwindow(notes1 = new BC_Title(x+100, y,
 441                  _("     LMB\n"
 442                    "new line point\n"
 443                    "select point\n"
 444                    "drag point\n"
 445                    "drag all curves\n"
 446                    "new fill point"))); dy = bmax(dy, notes1->get_h());
 447         add_subwindow(notes2 = new BC_Title(x+220, y,
 448                  _("      RMB\n"
 449                    "new arc point\n"
 450                    "select curve\n"
 451                    "drag curve\n"
 452                    "new curve\n"
 453                    "new off point"))); dy = bmax(dy, notes2->get_h());
 454         y += dy + margin + 10;
 455
 456         add_subwindow(notes3 = new BC_Title(x, y,
 457                    "Key DEL= delete point, +Shift= delete curve\n"));
 458         show_window(1);
 459 }
 460
 461 void SketcherWindow::done_event(int result)
 462 {
 463         ungrab(plugin->server->mwindow->cwindow->gui);
 464 }
 465
 466 void SketcherWindow::send_configure_change()
 467 {
 468         pending_config = 0;
 469         plugin->send_configure_change();
 470 }
 471
 472
 473 int SketcherWindow::grab_event(XEvent *event)
 474 {
 475         int ret = do_grab_event(event);
 476         if( !grab_event_count() ) {
 477                 if( grab_cursor_motion() )
 478                         pending_config = 1;
 479                 if( pending_config ) {
 480                         last_x = output_x;  last_y = output_y;
 481                         send_configure_change();
 482                 }
 483         }
 484         return ret;
 485 }
 486
 487 int SketcherWindow::do_grab_event(XEvent *event)
 488 {
 489         switch( event->type ) {
 490         case ButtonPress: break;
 491         case ButtonRelease: break;
 492         case MotionNotify: break;
 493         case KeyPress:
 494                 if( keysym_lookup(event) > 0 ) {
 495                         switch( get_keysym() ) {
 496                         case XK_Delete:
 497                                 pending_config = 1;
 498                                 return (event->xkey.state & ShiftMask) ?
 499                                         del_curve->handle_event() :
 500                                         del_point->handle_event() ;
 501                         }
 502                 } // fall thru
 503         default:
 504                 return 0;
 505         }
 506
 507         MWindow *mwindow = plugin->server->mwindow;
 508         CWindowGUI *cwindow_gui = mwindow->cwindow->gui;
 509         CWindowCanvas *canvas = cwindow_gui->canvas;
 510         int cx, cy;  cwindow_gui->get_relative_cursor(cx, cy);
 511         cx -= canvas->view_x;
 512         cy -= canvas->view_y;
 513
 514         if( !dragging ) {
 515                 if( cx < 0 || cx >= canvas->view_w ||
 516                     cy < 0 || cy >= canvas->view_h )
 517                         return 0;
 518         }
 519
 520
 521         switch( event->type ) {
 522         case ButtonPress:
 523                 if( dragging ) return 0;
 524                 dragging = 1;
 525                 break;
 526         case ButtonRelease:
 527                 dragging = 0;
 528                 break;
 529         case MotionNotify:
 530                 if( dragging ) break;
 531         default: // fall thru
 532                 return 0;
 533         }
 534
 535         cursor_x = cx, cursor_y = cy;
 536         canvas->canvas_to_output(mwindow->edl, 0, cursor_x, cursor_y);
 537         position = plugin->get_source_position();
 538         Track *track = plugin->server->plugin->track;
 539         track_w = track->track_w;
 540         track_h = track->track_h;
 541         track->automation->get_projector(
 542                 &projector_x, &projector_y, &projector_z,
 543                 position, PLAY_FORWARD);
 544         projector_x += mwindow->edl->session->output_w / 2;
 545         projector_y += mwindow->edl->session->output_h / 2;
 546         output_x = (cursor_x - projector_x) / projector_z + track_w / 2;
 547         output_y = (cursor_y - projector_y) / projector_z + track_h / 2;
 548         state = event->xmotion.state;
 549
 550         if( event->type == MotionNotify ) {
 551                 memcpy(&motion_event, event, sizeof(motion_event));
 552                 pending_motion = 1;
 553                 return 1;
 554         }
 555         if( grab_cursor_motion() )
 556                 pending_config = 1;
 557
 558         switch( event->type ) {
 559         case ButtonPress:
 560                 pending_config = grab_button_press(event);
 561                 break;
 562         case ButtonRelease:
 563                 new_points = 0;
 564                 break;
 565         }
 566
 567         return 1;
 568 }
 569
 570 int SketcherWindow::grab_button_press(XEvent *event)
 571 {
 572         SketcherConfig &config = plugin->config;
 573         int ci = config.cv_selected;
 574         if( ci < 0 || ci >= plugin->config.curves.size() )
 575                 return 0;
 576         SketcherCurves &curves = config.curves;
 577         SketcherCurve *cv = curves[ci];
 578         SketcherPoints &points = cv->points;
 579         int pi = config.pt_selected;
 580
 581         int button_no = event->xbutton.button;
 582         switch( button_no ) {
 583         case LEFT_BUTTON: {
 584                 if( (state & ShiftMask) ) { // create new point/string
 585                         ++new_points;
 586                         pi = plugin->new_point(cv,
 587                                 !(state & ControlMask) ? ARC_LINE : ARC_FILL,
 588                                 output_x, output_y, pi+1);
 589                         point_list->update(pi);
 590                         break;
 591                 }
 592                 SketcherPoint *pt = 0; // select point
 593                 double dist = cv->nearest_point(pi, output_x,output_y);
 594                 if( dist >= 0 ) {
 595                         pt = points[pi];
 596                         Track *track = plugin->server->plugin->track;
 597                         int track_w = track->track_w, track_h = track->track_h;
 598                         float px = (pt->x - track_w / 2) * projector_z + projector_x;
 599                         float py = (pt->y - track_h / 2) * projector_z + projector_y;
 600                         float pix = DISTANCE(px, py, cursor_x,cursor_y);
 601                         if( (state & ControlMask) && pix >= HANDLE_W ) { pi = -1;  pt = 0; }
 602                 }
 603                 point_list->set_selected(pi);
 604                 break; }
 605         case RIGHT_BUTTON: {
 606                 if( (state & ShiftMask) ) { // create new curve point
 607                         ++new_points;
 608                         pi = plugin->new_point(cv,
 609                                 !(state & ControlMask) ? ARC_CURVE : ARC_OFF,
 610                                 output_x, output_y, pi+1);
 611                         point_list->update(pi);
 612                         break;
 613                 }
 614                 if( (state & ControlMask) && (state & AltMask) ) { // create new curve
 615                         ci = plugin->new_curve(cv->pen, cv->width, curve_color->color);
 616                         curve_list->update(ci);
 617                         point_list->update(-1);
 618                         break;
 619                 }
 620                 SketcherPoint *pt = 0;
 621                 double dist = config.nearest_point(ci, pi, output_x,output_y);
 622                 if( dist >= 0 ) {
 623                         pt = curves[ci]->points[pi];
 624                         Track *track = plugin->server->plugin->track;
 625                         int track_w = track->track_w, track_h = track->track_h;
 626                         float px = (pt->x - track_w / 2) * projector_z + projector_x;
 627                         float py = (pt->y - track_h / 2) * projector_z + projector_y;
 628                         float pix = DISTANCE(px, py, cursor_x,cursor_y);
 629                         if( (state & ControlMask) && pix >= HANDLE_W ) { ci = pi = -1;  pt = 0; }
 630                 }
 631                 if( pt ) {
 632                         curve_list->update(ci);
 633                         point_list->update(pi);
 634                 }
 635                 break; }
 636         }
 637         return 1;
 638 }
 639
 640 int SketcherWindow::grab_cursor_motion()
 641 {
 642         if( !pending_motion )
 643                 return 0;
 644         pending_motion = 0;
 645         SketcherConfig &config = plugin->config;
 646         int ci = config.cv_selected;
 647         if( ci < 0 || ci >= plugin->config.curves.size() )
 648                 return 0;
 649         SketcherCurves &curves = config.curves;
 650         SketcherCurve *cv = curves[ci];
 651         SketcherPoints &points = cv->points;
 652         int pi = config.pt_selected;
 653
 654         if( (state & ShiftMask) ) {  // string of points
 655                 if( (state & (Button1Mask|Button3Mask)) ) {
 656                         SketcherPoint *pt = pi >= 0 && pi < points.size() ? points[pi] : 0;
 657                         if( pt ) {
 658                                 float dist = DISTANCE(pt->x, pt->y, output_x, output_y);
 659                                 if( dist < get_w()*0.1 ) return 0; // tolerance w/10
 660                         }
 661                         ++new_points;
 662                         int arc = (state & Button1Mask) ? ARC_LINE : ARC_CURVE;
 663                         pi = plugin->new_point(cv, arc, output_x, output_y, pi+1);
 664                         point_list->update(pi);
 665                 }
 666                 return 1;
 667         }
 668         if( (state & Button1Mask) ) {
 669                 if( (state & ControlMask) && !(state & AltMask) ) { // drag selected point
 670                         SketcherPoint *pt = pi >= 0 && pi < points.size() ? points[pi] : 0;
 671                         if( pt ) {
 672                                 point_list->set_point(pi, PT_X, pt->x = output_x);
 673                                 point_list->set_point(pi, PT_Y, pt->y = output_y);
 674                                 point_list->update_list(pi);
 675                                 point_x->update(pt->x);
 676                                 point_y->update(pt->y);
 677                         }
 678                         return 1;
 679                 }
 680                 if( (state & ControlMask) && (state & AltMask) ) { // drag all curves
 681                         int dx = round(output_x - last_x);
 682                         int dy = round(output_y - last_y);
 683                         for( int i=0; i<curves.size(); ++i ) {
 684                                 SketcherCurve *crv = plugin->config.curves[i];
 685                                 int pts = crv->points.size();
 686                                 for( int k=0; k<pts; ++k ) {
 687                                         SketcherPoint *pt = crv->points[k];
 688                                         pt->x += dx;  pt->y += dy;
 689                                 }
 690                         }
 691                         SketcherPoint *pt = pi >= 0 && pi < points.size() ?
 692                                 points[pi] : 0;
 693                         point_x->update(pt ? pt->x : 0.f);
 694                         point_y->update(pt ? pt->y : 0.f);
 695                         point_id->update(pt ? pt->id : 0);
 696                         point_list->update(pi);
 697                         return 1;
 698                 }
 699                 double dist = cv->nearest_point(pi, output_x,output_y);
 700                 if( dist >= 0 )
 701                         point_list->set_selected(pi);
 702                 return 1;
 703         }
 704         if( (state & Button3Mask) ) {
 705                 if( (state & (ControlMask | AltMask)) ) { // drag selected curve(s)
 706                         int dx = round(output_x - last_x);
 707                         int dy = round(output_y - last_y);
 708                         for( int i=0; i<points.size(); ++i ) {
 709                                 SketcherPoint *pt = points[i];
 710                                 pt->x += dx;  pt->y += dy;
 711                         }
 712                         SketcherPoint *pt = pi >= 0 && pi < points.size() ?
 713                                 points[pi] : 0;
 714                         point_x->update(pt ? pt->x : 0.f);
 715                         point_y->update(pt ? pt->y : 0.f);
 716                         point_id->update(pt ? pt->id : 0);
 717                         point_list->update(pi);
 718                         return 1;
 719                 }
 720                 double dist = config.nearest_point(ci, pi, output_x,output_y);
 721                 if( dist >= 0 ) {
 722                         curve_list->update(ci);
 723                         point_list->update(pi);
 724                 }
 725                 return 1;
 726         }
 727         return 0;
 728 }
 729
 730 int SketcherWindow::keypress_event()
 731 {
 732         int key = get_keypress();
 733         switch( key ) {
 734         case DELETE: return shift_down() ?
 735                         del_curve->handle_event() :
 736                         del_point->handle_event() ;
 737         }
 738         return 0;
 739 }
 740
 741
 742 SketcherCurveList::SketcherCurveList(SketcherWindow *gui, Sketcher *plugin, int x, int y)
 743  : BC_ListBox(x, y, 360, 130, LISTBOX_TEXT)
 744 {
 745         this->gui = gui;
 746         this->plugin = plugin;
 747         col_titles[CV_ID] = _("ID");      col_widths[CV_ID] = 64;
 748         col_titles[CV_RAD] = _("width");  col_widths[CV_RAD] = 64;
 749         col_titles[CV_PEN] = _("pen");    col_widths[CV_PEN] = 64;
 750         col_titles[CV_CLR] = _("color");  col_widths[CV_CLR] = 80;
 751         col_titles[CV_ALP] = _("alpha");  col_widths[CV_ALP] = 64;
 752 }
 753 SketcherCurveList::~SketcherCurveList()
 754 {
 755         clear();
 756 }
 757 void SketcherCurveList::clear()
 758 {
 759         for( int i=CV_SZ; --i>=0; )
 760                 cols[i].remove_all_objects();
 761 }
 762
 763 int SketcherCurveList::column_resize_event()
 764 {
 765         for( int i=CV_SZ; --i>=0; )
 766                 col_widths[i] = get_column_width(i);
 767         return 1;
 768 }
 769
 770 int SketcherCurveList::handle_event()
 771 {
 772         int ci = get_selection_number(0, 0);
 773         set_selected(ci);
 774         gui->point_list->update(0);
 775         gui->send_configure_change();
 776         return 1;
 777 }
 778
 779 int SketcherCurveList::selection_changed()
 780 {
 781         handle_event();
 782         return 1;
 783 }
 784
 785 void SketcherCurveList::set_selected(int k)
 786 {
 787         int ci = -1;
 788         if( k >= 0 && k < plugin->config.curves.size() ) {
 789                 SketcherCurve *cv = plugin->config.curves[k];
 790                 gui->curve_width->update(cv->width);
 791                 gui->curve_pen->update(cv->pen);
 792                 gui->curve_color->update_gui(cv->color);
 793                 ci = k;
 794         }
 795         plugin->config.cv_selected = ci;
 796         update_list(ci);
 797 }
 798
 799 void SketcherCurveList::update_list(int k)
 800 {
 801         int xpos = get_xposition(), ypos = get_yposition();
 802         if( k >= 0 ) update_selection(&cols[0], k);
 803         BC_ListBox::update(&cols[0], &col_titles[0],&col_widths[0],CV_SZ, xpos,ypos,k);
 804         center_selection();
 805 }
 806
 807 void SketcherCurveList::update(int k)
 808 {
 809         clear();
 810         SketcherCurves &curves = plugin->config.curves;
 811         int sz = curves.size();
 812         for( int i=0; i<sz; ++i ) {
 813                 SketcherCurve *cv = curves[i];
 814                 char itxt[BCSTRLEN];  sprintf(itxt,"%d", cv->id);
 815                 char ptxt[BCSTRLEN];  sprintf(ptxt,"%s", cv_pen[cv->pen]);
 816                 char rtxt[BCSTRLEN];  sprintf(rtxt,"%d", cv->width);
 817                 int color = cv->color;
 818                 int r = (color>>16)&0xff;
 819                 int g = (color>> 8)&0xff;
 820                 int b = (color>> 0)&0xff;
 821                 int a = (~color>>24)&0xff;
 822                 char ctxt[BCSTRLEN];  sprintf(ctxt,"#%02x%02x%02x", r, g, b);
 823                 char atxt[BCSTRLEN];  sprintf(atxt,"%5.3f", a/255.);
 824                 add_curve(itxt, ptxt, rtxt, ctxt, atxt);
 825         }
 826         set_selected(k);
 827 }
 828
 829 void SketcherCurveList::add_curve(const char *id, const char *pen,
 830                 const char *width, const char *color, const char *alpha)
 831 {
 832         cols[CV_ID].append(new BC_ListBoxItem(id));
 833         cols[CV_RAD].append(new BC_ListBoxItem(width));
 834         cols[CV_PEN].append(new BC_ListBoxItem(pen));
 835         cols[CV_CLR].append(new BC_ListBoxItem(color));
 836         cols[CV_ALP].append(new BC_ListBoxItem(alpha));
 837 }
 838
 839 SketcherNewCurve::SketcherNewCurve(SketcherWindow *gui, Sketcher *plugin, int x, int y)
 840  : BC_GenericButton(x, y, 64, _("New"))
 841 {
 842         this->gui = gui;
 843         this->plugin = plugin;
 844 }
 845 SketcherNewCurve::~SketcherNewCurve()
 846 {
 847 }
 848 int SketcherNewCurve::handle_event()
 849 {
 850         int pen = gui->curve_pen->pen;
 851         int color = gui->curve_color->color;
 852         int width = gui->curve_width->width;
 853         int ci = plugin->config.cv_selected;
 854         if( ci >= 0 && ci < plugin->config.curves.size() ) {
 855                 SketcherCurve *cv = plugin->config.curves[ci];
 856                 pen = cv->pen;  width = cv->width;  color = cv->color;
 857         }
 858         ci = plugin->new_curve(pen, width, color);
 859         gui->curve_list->update(ci);
 860         gui->point_list->update(-1);
 861         gui->send_configure_change();
 862         return 1;
 863 }
 864
 865 SketcherDelCurve::SketcherDelCurve(SketcherWindow *gui, Sketcher *plugin, int x, int y)
 866  : BC_GenericButton(x, y, 64, C_("Del"))
 867 {
 868         this->gui = gui;
 869         this->plugin = plugin;
 870 }
 871 SketcherDelCurve::~SketcherDelCurve()
 872 {
 873 }
 874 int SketcherDelCurve::handle_event()
 875 {
 876         SketcherConfig &config = plugin->config;
 877         int ci = config.cv_selected;
 878         SketcherCurves &curves = config.curves;
 879         if( ci >= 0 && ci < curves.size() ) {
 880                 curves.remove_object_number(ci--);
 881                 if( ci < 0 ) ci = 0;
 882                 if( !curves.size() )
 883                         ci = plugin->new_curve();
 884                 gui->curve_list->update(ci);
 885                 gui->point_list->update(-1);
 886                 gui->send_configure_change();
 887         }
 888         return 1;
 889 }
 890
 891 SketcherCurveUp::SketcherCurveUp(SketcherWindow *gui, int x, int y)
 892  : BC_GenericButton(x, y, _("Up"))
 893 {
 894         this->gui = gui;
 895 }
 896 SketcherCurveUp::~SketcherCurveUp()
 897 {
 898 }
 899
 900 int SketcherCurveUp::handle_event()
 901 {
 902         SketcherConfig &config = gui->plugin->config;
 903         int ci = config.cv_selected;
 904         SketcherCurves &curves = config.curves;
 905         if( ci > 0 && ci < curves.size() ) {
 906                 SketcherCurve *&cv0 = curves[ci];
 907                 SketcherCurve *&cv1 = curves[--ci];
 908                 SketcherCurve *t = cv0;  cv0 = cv1;  cv1 = t;
 909                 gui->curve_list->update(ci);
 910         }
 911         gui->send_configure_change();
 912         return 1;
 913 }
 914
 915 SketcherCurveDn::SketcherCurveDn(SketcherWindow *gui, int x, int y)
 916  : BC_GenericButton(x, y, _("Dn"))
 917 {
 918         this->gui = gui;
 919 }
 920 SketcherCurveDn::~SketcherCurveDn()
 921 {
 922 }
 923
 924 int SketcherCurveDn::handle_event()
 925 {
 926         SketcherConfig &config = gui->plugin->config;
 927         int ci = config.cv_selected;
 928         SketcherCurves &curves = config.curves;
 929         if( ci >= 0 && ci < curves.size()-1 ) {
 930                 SketcherCurve *&cv0 = curves[ci];
 931                 SketcherCurve *&cv1 = curves[++ci];
 932                 SketcherCurve *t = cv0;  cv0 = cv1;  cv1 = t;
 933                 gui->curve_list->update(ci);
 934         }
 935         gui->send_configure_change();
 936         return 1;
 937 }
 938
 939
 940 SketcherPointTypeItem::SketcherPointTypeItem(int arc)
 941  : BC_MenuItem(_(pt_type[arc]))
 942 {
 943         this->arc = arc;
 944 }
 945 int SketcherPointTypeItem::handle_event()
 946 {
 947         SketcherPointType *popup = (SketcherPointType*)get_popup_menu();
 948         popup->update(arc);
 949         SketcherWindow *gui = popup->gui;
 950         SketcherConfig &config = gui->plugin->config;
 951         SketcherCurves &curves = config.curves;
 952         int ci = config.cv_selected;
 953         if( ci < 0 || ci >= curves.size() )
 954                 return 1;
 955         SketcherCurve *cv = curves[ci];
 956         SketcherPoints &points = cv->points;
 957         int pi = config.pt_selected;
 958
 959         ArrayList<int> selected;
 960         for( int v,i=0; (v=gui->point_list->get_selection_number(0, i))>=0; ++i )
 961                 selected.append(v);
 962
 963         for( int i=selected.size(); --i>=0; ) {
 964                 int k = selected[i];
 965                 if( k < 0 || k >= points.size() ) continue;
 966                 SketcherPoint *pt = cv->points[k];
 967                 pt->arc = arc;
 968                 gui->point_list->set_point(k, PT_TY, _(pt_type[arc]));
 969         }
 970
 971         gui->point_list->update_list(pi);
 972         gui->send_configure_change();
 973         return 1;
 974 }
 975
 976 SketcherPointType::SketcherPointType(SketcherWindow *gui, int x, int y, int arc)
 977  : BC_PopupMenu(x,y,100,_(pt_type[arc]))
 978 {
 979         this->gui = gui;
 980         this->type = arc;
 981 }
 982 void SketcherPointType::create_objects()
 983 {
 984         for( int arc=0; arc<PT_SZ; ++arc )
 985                 add_item(new SketcherPointTypeItem(arc));
 986 }
 987 void SketcherPointType::update(int arc)
 988 {
 989         set_text(_(pt_type[this->type=arc]));
 990 }
 991
 992
 993 SketcherPointList::SketcherPointList(SketcherWindow *gui, Sketcher *plugin, int x, int y)
 994  : BC_ListBox(x, y, 360, 130, LISTBOX_TEXT)
 995 {
 996         this->gui = gui;
 997         this->plugin = plugin;
 998         col_titles[PT_ID] = _("ID");    col_widths[PT_ID] = 50;
 999         col_titles[PT_TY] = _("Type");  col_widths[PT_TY] = 80;
1000         col_titles[PT_X] = _("X");      col_widths[PT_X] = 90;
1001         col_titles[PT_Y] = _("Y");      col_widths[PT_Y] = 90;
1002         set_selection_mode(LISTBOX_MULTIPLE);
1003 }
1004 SketcherPointList::~SketcherPointList()
1005 {
1006         clear();
1007 }
1008 void SketcherPointList::clear()
1009 {
1010         for( int i=PT_SZ; --i>=0; )
1011                 cols[i].remove_all_objects();
1012 }
1013
1014 int SketcherPointList::column_resize_event()
1015 {
1016         for( int i=PT_SZ; --i>=0; )
1017                 col_widths[i] = get_column_width(i);
1018         return 1;
1019 }
1020
1021 int SketcherPointList::handle_event()
1022 {
1023         int pi = get_selection_number(0, 0);
1024         if( get_selection_number(0, 1) >= 0 ) pi = -1;
1025         set_selected(pi);
1026         gui->send_configure_change();
1027         return 1;
1028 }
1029
1030 int SketcherPointList::selection_changed()
1031 {
1032         handle_event();
1033         return 1;
1034 }
1035
1036 void SketcherPointList::add_point(const char *id, const char *ty, const char *xp, const char *yp)
1037 {
1038         cols[PT_ID].append(new BC_ListBoxItem(id));
1039         cols[PT_TY].append(new BC_ListBoxItem(ty));
1040         cols[PT_X].append(new BC_ListBoxItem(xp));
1041         cols[PT_Y].append(new BC_ListBoxItem(yp));
1042 }
1043
1044 void SketcherPointList::set_point(int i, int c, int v)
1045 {
1046         char stxt[BCSTRLEN];
1047         sprintf(stxt,"%d",v);
1048         set_point(i,c,stxt);
1049 }
1050 void SketcherPointList::set_point(int i, int c, coord v)
1051 {
1052         char stxt[BCSTRLEN];
1053         sprintf(stxt,"%0.1f",v);
1054         set_point(i,c,stxt);
1055 }
1056 void SketcherPointList::set_point(int i, int c, const char *cp)
1057 {
1058         cols[c].get(i)->set_text(cp);
1059 }
1060
1061 void SketcherPointList::set_selected(int k)
1062 {
1063         SketcherPoint *pt = 0;
1064         int ci = plugin->config.cv_selected, pi = -1;
1065         if( ci >= 0 && ci < plugin->config.curves.size() ) {
1066                 SketcherCurve *cv = plugin->config.curves[ci];
1067                 pt = k >= 0 && k < cv->points.size() ? cv->points[pi=k] : 0;
1068         }
1069         gui->point_type->update(pt ? pt->arc : ARC_OFF);
1070         gui->point_x->update(pt ? pt->x : 0.f);
1071         gui->point_y->update(pt ? pt->y : 0.f);
1072         gui->point_id->update(pt ? pt->id : 0);
1073         plugin->config.pt_selected = pi;
1074         update_list(pi);
1075 }
1076 void SketcherPointList::update_list(int k)
1077 {
1078         int xpos = get_xposition(), ypos = get_yposition();
1079         if( k >= 0 ) update_selection(&cols[0], k);
1080         BC_ListBox::update(&cols[0], &col_titles[0],&col_widths[0],PT_SZ, xpos,ypos,k);
1081         center_selection();
1082 }
1083 void SketcherPointList::update(int k)
1084 {
1085         clear();
1086         int ci = plugin->config.cv_selected, sz = 0;
1087         if( ci >= 0 && ci < plugin->config.curves.size() ) {
1088                 SketcherCurve *cv = plugin->config.curves[ci];
1089                 SketcherPoints &points = cv->points;
1090                 sz = points.size();
1091                 for( int i=0; i<sz; ++i ) {
1092                         SketcherPoint *pt = points[i];
1093                         char itxt[BCSTRLEN];  sprintf(itxt,"%d", pt->id);
1094                         char ttxt[BCSTRLEN];  sprintf(ttxt,"%s", _(pt_type[pt->arc]));
1095                         char xtxt[BCSTRLEN];  sprintf(xtxt,"%0.1f", pt->x);
1096                         char ytxt[BCSTRLEN];  sprintf(ytxt,"%0.1f", pt->y);
1097                         add_point(itxt, ttxt, xtxt, ytxt);
1098                 }
1099         }
1100         set_selected(k);
1101 }
1102
1103 void SketcherWindow::update_gui()
1104 {
1105         SketcherConfig &config = plugin->config;
1106         int ci = config.cv_selected;
1107         int pi = config.pt_selected;
1108         curve_list->update(ci);
1109         point_list->update(pi);
1110         SketcherCurve *cv = ci >= 0 ? config.curves[ci] : 0;
1111         curve_width->update(cv ? cv->width : 1);
1112         curve_pen->update(cv ? cv->pen : PEN_SQUARE);
1113         curve_color->set_color(cv ? cv->color : CV_COLOR);
1114         SketcherPoint *pt = pi >= 0 ? cv->points[pi] : 0;
1115         point_x->update(pt ? pt->x : 0);
1116         point_y->update(pt ? pt->y : 0);
1117         point_id->update(pt ? pt->id : 0);
1118         drag->update(plugin->config.drag);
1119 }
1120
1121
1122 SketcherPointUp::SketcherPointUp(SketcherWindow *gui, int x, int y)
1123  : BC_GenericButton(x, y, _("Up"))
1124 {
1125         this->gui = gui;
1126 }
1127 SketcherPointUp::~SketcherPointUp()
1128 {
1129 }
1130
1131 int SketcherPointUp::handle_event()
1132 {
1133         SketcherConfig &config = gui->plugin->config;
1134         int ci = config.cv_selected;
1135         if( ci < 0 || ci >= config.curves.size() )
1136                 return 1;
1137         SketcherCurve *cv = config.curves[ci];
1138         SketcherPoints &points = cv->points;
1139         if( points.size() < 2 )
1140                 return 1;
1141         int pi = config.pt_selected;
1142
1143         ArrayList<int> selected;
1144         for( int v,i=0; (v=gui->point_list->get_selection_number(0, i))>=0; ++i )
1145                 selected.append(v);
1146
1147         for( int i=0; i<selected.size(); ++i ) {
1148                 int k = selected[i];
1149                 if( k <= 0 ) continue;
1150                 if( k == pi ) --pi;
1151                 SketcherPoint *&pt0 = points[k];
1152                 SketcherPoint *&pt1 = points[--k];
1153                 SketcherPoint *t = pt0;  pt0 = pt1;  pt1 = t;
1154         }
1155         gui->point_list->update(pi);
1156         gui->send_configure_change();
1157         return 1;
1158 }
1159
1160 SketcherPointDn::SketcherPointDn(SketcherWindow *gui, int x, int y)
1161  : BC_GenericButton(x, y, _("Dn"))
1162 {
1163         this->gui = gui;
1164 }
1165 SketcherPointDn::~SketcherPointDn()
1166 {
1167 }
1168
1169 int SketcherPointDn::handle_event()
1170 {
1171         SketcherConfig &config = gui->plugin->config;
1172         int ci = config.cv_selected;
1173         if( ci < 0 || ci >= config.curves.size() )
1174                 return 1;
1175         SketcherCurve *cv = config.curves[ci];
1176         SketcherPoints &points = cv->points;
1177         int sz1 = points.size()-1;
1178         if( sz1 < 1 )
1179                 return 1;
1180         int pi = config.pt_selected;
1181
1182         ArrayList<int> selected;
1183         for( int v,i=0; (v=gui->point_list->get_selection_number(0, i))>=0; ++i )
1184                 selected.append(v);
1185
1186         for( int i=selected.size(); --i>=0; ) {
1187                 int k = selected[i];
1188                 if( k >= sz1 ) continue;
1189                 if( k == pi ) ++pi;
1190                 SketcherPoint *&pt0 = points[k];
1191                 SketcherPoint *&pt1 = points[++k];
1192                 SketcherPoint *t = pt0;  pt0 = pt1;  pt1 = t;
1193         }
1194         gui->point_list->update(pi);
1195         gui->send_configure_change();
1196         return 1;
1197 }
1198
1199 SketcherDrag::SketcherDrag(SketcherWindow *gui, int x, int y)
1200  : BC_CheckBox(x, y, gui->plugin->config.drag, _("Drag"))
1201 {
1202         this->gui = gui;
1203 }
1204 int SketcherDrag::handle_event()
1205 {
1206         CWindowGUI *cwindow_gui = gui->plugin->server->mwindow->cwindow->gui;
1207         int value = get_value();
1208         if( value ) {
1209                 if( !gui->grab(cwindow_gui) ) {
1210                         update(value = 0);
1211                         flicker(10,50);
1212                 }
1213         }
1214         else
1215                 gui->ungrab(cwindow_gui);
1216         gui->plugin->config.drag = value;
1217         gui->send_configure_change();
1218         return 1;
1219 }
1220
1221 SketcherNewPoint::SketcherNewPoint(SketcherWindow *gui, Sketcher *plugin, int x, int y)
1222  : BC_GenericButton(x, y, 64, _("New"))
1223 {
1224         this->gui = gui;
1225         this->plugin = plugin;
1226 }
1227 SketcherNewPoint::~SketcherNewPoint()
1228 {
1229 }
1230 int SketcherNewPoint::handle_event()
1231 {
1232         int pi = plugin->config.pt_selected;
1233         int arc = gui->point_type->type;
1234         int k = plugin->new_point(pi+1, arc);
1235         gui->point_list->update(k);
1236         gui->send_configure_change();
1237         return 1;
1238 }
1239
1240 SketcherDelPoint::SketcherDelPoint(SketcherWindow *gui, Sketcher *plugin, int x, int y)
1241  : BC_GenericButton(x, y, 64, C_("Del"))
1242 {
1243         this->gui = gui;
1244         this->plugin = plugin;
1245 }
1246 SketcherDelPoint::~SketcherDelPoint()
1247 {
1248 }
1249 int SketcherDelPoint::handle_event()
1250 {
1251         SketcherConfig &config = gui->plugin->config;
1252         SketcherCurves &curves = config.curves;
1253         int ci = config.cv_selected;
1254         if( ci < 0 || ci >= curves.size() )
1255                 return 1;
1256         SketcherCurve *cv = curves[ci];
1257         SketcherPoints &points = cv->points;
1258         int pi = config.pt_selected;
1259
1260         ArrayList<int> selected;
1261         for( int v,i=0; (v=gui->point_list->get_selection_number(0, i))>=0; ++i )
1262                 selected.append(v);
1263
1264         for( int i=selected.size(); --i>=0; ) {
1265                 int k = selected[i];
1266                 if( k < 0 || k >= points.size() ) continue;
1267                 points.remove_object_number(k);
1268                 if( k == pi && --pi < 0 && points.size() > 0 ) pi = 0;
1269         }
1270         gui->point_list->update(pi);
1271         gui->send_configure_change();
1272         return 1;
1273 }
1274
1275 SketcherResetCurves::SketcherResetCurves(SketcherWindow *gui, Sketcher *plugin, int x, int y)
1276  : BC_GenericButton(x, y, _("Reset"))
1277 {
1278         this->gui = gui;
1279         this->plugin = plugin;
1280 }
1281 SketcherResetCurves::~SketcherResetCurves()
1282 {
1283 }
1284 int SketcherResetCurves::handle_event()
1285 {
1286         SketcherConfig &config = plugin->config;
1287         config.curves.remove_all_objects();
1288         int ci = plugin->new_curve();
1289         gui->curve_list->update(ci);
1290         gui->point_list->update(-1);
1291         gui->send_configure_change();
1292         return 1;
1293 }
1294
1295 SketcherResetPoints::SketcherResetPoints(SketcherWindow *gui, Sketcher *plugin, int x, int y)
1296  : BC_GenericButton(x, y, _("Reset"))
1297 {
1298         this->gui = gui;
1299         this->plugin = plugin;
1300 }
1301 SketcherResetPoints::~SketcherResetPoints()
1302 {
1303 }
1304 int SketcherResetPoints::handle_event()
1305 {
1306         SketcherConfig &config = gui->plugin->config;
1307         int ci = config.cv_selected;
1308         if( ci >= 0 && ci < config.curves.size() ) {
1309                 SketcherCurve *cv = config.curves[ci];
1310                 cv->points.remove_all_objects();
1311                 gui->point_list->update(-1);
1312                 gui->send_configure_change();
1313         }
1314         return 1;
1315 }
1316