cinelerra-5.1/cinelerra/cwindowtool.C

   1 /*
   2  * CINELERRA
   3  * Copyright (C) 2008-2017 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 <stdio.h>
  22 #include <stdint.h>
  23
  24 #include "automation.h"
  25 #include "bccolors.h"
  26 #include "bctimer.h"
  27 #include "clip.h"
  28 #include "condition.h"
  29 #include "cpanel.h"
  30 #include "cplayback.h"
  31 #include "cwindow.h"
  32 #include "cwindowgui.h"
  33 #include "cwindowtool.h"
  34 #include "edl.h"
  35 #include "edlsession.h"
  36 #include "floatauto.h"
  37 #include "floatautos.h"
  38 #include "keys.h"
  39 #include "language.h"
  40 #include "localsession.h"
  41 #include "mainsession.h"
  42 #include "mainundo.h"
  43 #include "maskauto.h"
  44 #include "maskautos.h"
  45 #include "mutex.h"
  46 #include "mwindow.h"
  47 #include "mwindowgui.h"
  48 #include "theme.h"
  49 #include "track.h"
  50 #include "trackcanvas.h"
  51 #include "transportque.h"
  52
  53
  54 CWindowTool::CWindowTool(MWindow *mwindow, CWindowGUI *gui)
  55  : Thread(1, 0, 0)
  56 {
  57         this->mwindow = mwindow;
  58         this->gui = gui;
  59         tool_gui = 0;
  60         done = 0;
  61         current_tool = CWINDOW_NONE;
  62         set_synchronous(1);
  63         input_lock = new Condition(0, "CWindowTool::input_lock");
  64         output_lock = new Condition(1, "CWindowTool::output_lock");
  65         tool_gui_lock = new Mutex("CWindowTool::tool_gui_lock");
  66 }
  67
  68 CWindowTool::~CWindowTool()
  69 {
  70         done = 1;
  71         stop_tool();
  72         input_lock->unlock();
  73         Thread::join();
  74         delete input_lock;
  75         delete output_lock;
  76         delete tool_gui_lock;
  77 }
  78
  79 void CWindowTool::start_tool(int operation)
  80 {
  81         CWindowToolGUI *new_gui = 0;
  82         int result = 0;
  83
  84 //printf("CWindowTool::start_tool 1\n");
  85         if(current_tool != operation)
  86         {
  87                 int previous_tool = current_tool;
  88                 current_tool = operation;
  89                 switch(operation)
  90                 {
  91                         case CWINDOW_EYEDROP:
  92                                 new_gui = new CWindowEyedropGUI(mwindow, this);
  93                                 break;
  94                         case CWINDOW_CROP:
  95                                 new_gui = new CWindowCropGUI(mwindow, this);
  96                                 break;
  97                         case CWINDOW_CAMERA:
  98                                 new_gui = new CWindowCameraGUI(mwindow, this);
  99                                 break;
 100                         case CWINDOW_PROJECTOR:
 101                                 new_gui = new CWindowProjectorGUI(mwindow, this);
 102                                 break;
 103                         case CWINDOW_MASK:
 104                                 new_gui = new CWindowMaskGUI(mwindow, this);
 105                                 break;
 106                         case CWINDOW_RULER:
 107                                 new_gui = new CWindowRulerGUI(mwindow, this);
 108                                 break;
 109                         case CWINDOW_PROTECT:
 110                                 mwindow->edl->session->tool_window = 0;
 111                                 gui->composite_panel->operation[CWINDOW_TOOL_WINDOW]->update(0);
 112                                 // fall thru
 113                         default:
 114                                 result = 1;
 115                                 stop_tool();
 116                                 break;
 117                 }
 118
 119 //printf("CWindowTool::start_tool 1\n");
 120
 121
 122                 if(!result)
 123                 {
 124                         stop_tool();
 125 // Wait for previous tool GUI to finish
 126                         output_lock->lock("CWindowTool::start_tool");
 127                         this->tool_gui = new_gui;
 128                         tool_gui->create_objects();
 129                         if( previous_tool == CWINDOW_PROTECT || previous_tool == CWINDOW_NONE ) {
 130                                 mwindow->edl->session->tool_window = 1;
 131                                 gui->composite_panel->operation[CWINDOW_TOOL_WINDOW]->update(1);
 132                         }
 133                         update_show_window();
 134
 135 // Signal thread to run next tool GUI
 136                         input_lock->unlock();
 137                 }
 138 //printf("CWindowTool::start_tool 1\n");
 139         }
 140         else
 141         if(tool_gui)
 142         {
 143                 tool_gui->lock_window("CWindowTool::start_tool");
 144                 tool_gui->update();
 145                 tool_gui->unlock_window();
 146         }
 147
 148 //printf("CWindowTool::start_tool 2\n");
 149
 150 }
 151
 152
 153 void CWindowTool::stop_tool()
 154 {
 155         if(tool_gui)
 156         {
 157                 tool_gui->lock_window("CWindowTool::stop_tool");
 158                 tool_gui->set_done(0);
 159                 tool_gui->unlock_window();
 160         }
 161 }
 162
 163 void CWindowTool::show_tool()
 164 {
 165         if(tool_gui && mwindow->edl->session->tool_window)
 166         {
 167                 tool_gui->lock_window("CWindowTool::show_tool");
 168                 tool_gui->show_window();
 169                 tool_gui->unlock_window();
 170         }
 171 }
 172
 173 void CWindowTool::hide_tool()
 174 {
 175         if(tool_gui && mwindow->edl->session->tool_window)
 176         {
 177                 tool_gui->lock_window("CWindowTool::show_tool");
 178                 tool_gui->hide_window();
 179                 tool_gui->unlock_window();
 180         }
 181 }
 182
 183
 184 void CWindowTool::run()
 185 {
 186         while(!done)
 187         {
 188                 input_lock->lock("CWindowTool::run");
 189                 if(!done)
 190                 {
 191                         tool_gui->run_window();
 192                         tool_gui_lock->lock("CWindowTool::run");
 193                         delete tool_gui;
 194                         tool_gui = 0;
 195                         tool_gui_lock->unlock();
 196                 }
 197                 output_lock->unlock();
 198         }
 199 }
 200
 201 void CWindowTool::update_show_window()
 202 {
 203         if(tool_gui)
 204         {
 205                 tool_gui->lock_window("CWindowTool::update_show_window");
 206
 207                 if(mwindow->edl->session->tool_window)
 208                 {
 209                         tool_gui->update();
 210                         tool_gui->show_window();
 211                 }
 212                 else
 213                         tool_gui->hide_window();
 214                 tool_gui->flush();
 215
 216                 tool_gui->unlock_window();
 217         }
 218 }
 219
 220 void CWindowTool::raise_window()
 221 {
 222         if(tool_gui)
 223         {
 224                 gui->unlock_window();
 225                 tool_gui->lock_window("CWindowTool::raise_window");
 226                 tool_gui->raise_window();
 227                 tool_gui->unlock_window();
 228                 gui->lock_window("CWindowTool::raise_window");
 229         }
 230 }
 231
 232 void CWindowTool::update_values()
 233 {
 234         tool_gui_lock->lock("CWindowTool::update_values");
 235         if(tool_gui)
 236         {
 237                 tool_gui->lock_window("CWindowTool::update_values");
 238                 tool_gui->update();
 239                 tool_gui->flush();
 240                 tool_gui->unlock_window();
 241         }
 242         tool_gui_lock->unlock();
 243 }
 244
 245
 246
 247
 248
 249
 250
 251 CWindowToolGUI::CWindowToolGUI(MWindow *mwindow,
 252         CWindowTool *thread,
 253         const char *title,
 254         int w,
 255         int h)
 256  : BC_Window(title,
 257         mwindow->session->ctool_x,
 258         mwindow->session->ctool_y,
 259         w,
 260         h,
 261         w,
 262         h,
 263         0,
 264         0,
 265         1)
 266 {
 267         this->mwindow = mwindow;
 268         this->thread = thread;
 269         current_operation = 0;
 270 }
 271
 272 CWindowToolGUI::~CWindowToolGUI()
 273 {
 274 }
 275
 276 int CWindowToolGUI::close_event()
 277 {
 278         hide_window();
 279         flush();
 280         mwindow->edl->session->tool_window = 0;
 281         unlock_window();
 282
 283
 284
 285         thread->gui->lock_window("CWindowToolGUI::close_event");
 286         thread->gui->composite_panel->set_operation(mwindow->edl->session->cwindow_operation);
 287         thread->gui->flush();
 288         thread->gui->unlock_window();
 289
 290         lock_window("CWindowToolGUI::close_event");
 291         return 1;
 292 ;}
 293
 294 int CWindowToolGUI::keypress_event()
 295 {
 296         int result = 0;
 297
 298         switch( get_keypress() ) {
 299         case 'w':
 300         case 'W':
 301                 return close_event();
 302         case KEY_F1:
 303         case KEY_F2:
 304         case KEY_F3:
 305         case KEY_F4:
 306         case KEY_F5:
 307         case KEY_F6:
 308         case KEY_F7:
 309         case KEY_F8:
 310         case KEY_F9:
 311         case KEY_F10:
 312         case KEY_F11:
 313         case KEY_F12:
 314                 resend_event(thread->gui);
 315                 result = 1;
 316         }
 317
 318         return result;
 319 }
 320
 321 int CWindowToolGUI::translation_event()
 322 {
 323         mwindow->session->ctool_x = get_x();
 324         mwindow->session->ctool_y = get_y();
 325         return 0;
 326 }
 327
 328
 329
 330
 331
 332
 333 CWindowCoord::CWindowCoord(CWindowToolGUI *gui, int x, int y, float value, int log_increment = 0)
 334  : BC_TumbleTextBox(gui, (float)value, (float)-65536, (float)65536, x, y, 100, 3)
 335 {
 336         this->gui = gui;
 337         set_log_floatincrement(log_increment);
 338 }
 339
 340 CWindowCoord::CWindowCoord(CWindowToolGUI *gui, int x, int y, int value)
 341  : BC_TumbleTextBox(gui, (int64_t)value, (int64_t)-65536, (int64_t)65536, x, y, 100, 3)
 342 {
 343         this->gui = gui;
 344 }
 345 int CWindowCoord::handle_event()
 346 {
 347         gui->event_caller = this;
 348         gui->handle_event();
 349         return 1;
 350 }
 351
 352
 353 CWindowCropOK::CWindowCropOK(MWindow *mwindow, CWindowToolGUI *gui, int x, int y)
 354  : BC_GenericButton(x, y, _("Do it"))
 355 {
 356         this->mwindow = mwindow;
 357         this->gui = gui;
 358 }
 359 int CWindowCropOK::handle_event()
 360 {
 361         mwindow->crop_video();
 362         return 1;
 363 }
 364
 365
 366 int CWindowCropOK::keypress_event()
 367 {
 368         if(get_keypress() == 0xd)
 369         {
 370                 handle_event();
 371                 return 1;
 372         }
 373         return 0;
 374 }
 375
 376
 377
 378
 379
 380
 381
 382 CWindowCropGUI::CWindowCropGUI(MWindow *mwindow, CWindowTool *thread)
 383  : CWindowToolGUI(mwindow,
 384         thread,
 385         _(PROGRAM_NAME ": Crop"),
 386         330,
 387         100)
 388 {
 389 }
 390
 391
 392 CWindowCropGUI::~CWindowCropGUI()
 393 {
 394 }
 395
 396 void CWindowCropGUI::create_objects()
 397 {
 398         int x = 10, y = 10;
 399         BC_Title *title;
 400
 401         lock_window("CWindowCropGUI::create_objects");
 402         int column1 = 0;
 403         int pad = MAX(BC_TextBox::calculate_h(this, MEDIUMFONT, 1, 1),
 404                 BC_Title::calculate_h(this, "X")) + 5;
 405         add_subwindow(title = new BC_Title(x, y, "X1:"));
 406         column1 = MAX(column1, title->get_w());
 407         y += pad;
 408         add_subwindow(title = new BC_Title(x, y, _("W:")));
 409         column1 = MAX(column1, title->get_w());
 410         y += pad;
 411         add_subwindow(new CWindowCropOK(mwindow, thread->tool_gui, x, y));
 412
 413         x += column1 + 5;
 414         y = 10;
 415         x1 = new CWindowCoord(thread->tool_gui, x, y,
 416                 mwindow->edl->session->crop_x1);
 417         x1->create_objects();
 418         y += pad;
 419         width = new CWindowCoord(thread->tool_gui, x, y,
 420                 mwindow->edl->session->crop_x2 - mwindow->edl->session->crop_x1);
 421         width->create_objects();
 422
 423
 424         x += x1->get_w() + 10;
 425         y = 10;
 426         int column2 = 0;
 427         add_subwindow(title = new BC_Title(x, y, "Y1:"));
 428         column2 = MAX(column2, title->get_w());
 429         y += pad;
 430         add_subwindow(title = new BC_Title(x, y, _("H:")));
 431         column2 = MAX(column2, title->get_w());
 432         y += pad;
 433
 434         y = 10;
 435         x += column2 + 5;
 436         y1 = new CWindowCoord(thread->tool_gui, x, y,
 437                 mwindow->edl->session->crop_y1);
 438         y1->create_objects();
 439         y += pad;
 440         height = new CWindowCoord(thread->tool_gui, x, y,
 441                 mwindow->edl->session->crop_y2 - mwindow->edl->session->crop_y1);
 442         height->create_objects();
 443         unlock_window();
 444 }
 445
 446 void CWindowCropGUI::handle_event()
 447 {
 448         int new_x1, new_y1;
 449         new_x1 = atol(x1->get_text());
 450         new_y1 = atol(y1->get_text());
 451         if(new_x1 != mwindow->edl->session->crop_x1)
 452         {
 453                 mwindow->edl->session->crop_x2 = new_x1 +
 454                         mwindow->edl->session->crop_x2 -
 455                         mwindow->edl->session->crop_x1;
 456                 mwindow->edl->session->crop_x1 = new_x1;
 457         }
 458         if(new_y1 != mwindow->edl->session->crop_y1)
 459         {
 460                 mwindow->edl->session->crop_y2 = new_y1 +
 461                         mwindow->edl->session->crop_y2 -
 462                         mwindow->edl->session->crop_y1;
 463                 mwindow->edl->session->crop_y1 = atol(y1->get_text());
 464         }
 465         mwindow->edl->session->crop_x2 = atol(width->get_text()) +
 466                 mwindow->edl->session->crop_x1;
 467         mwindow->edl->session->crop_y2 = atol(height->get_text()) +
 468                 mwindow->edl->session->crop_y1;
 469         update();
 470         mwindow->cwindow->gui->canvas->redraw(1);
 471 }
 472
 473 void CWindowCropGUI::update()
 474 {
 475         x1->update((int64_t)mwindow->edl->session->crop_x1);
 476         y1->update((int64_t)mwindow->edl->session->crop_y1);
 477         width->update((int64_t)mwindow->edl->session->crop_x2 -
 478                 mwindow->edl->session->crop_x1);
 479         height->update((int64_t)mwindow->edl->session->crop_y2 -
 480                 mwindow->edl->session->crop_y1);
 481 }
 482
 483
 484 CWindowEyedropGUI::CWindowEyedropGUI(MWindow *mwindow, CWindowTool *thread)
 485  : CWindowToolGUI(mwindow, thread, _(PROGRAM_NAME ": Color"), 220, 290)
 486 {
 487 }
 488
 489 CWindowEyedropGUI::~CWindowEyedropGUI()
 490 {
 491 }
 492
 493 void CWindowEyedropGUI::create_objects()
 494 {
 495         int margin = mwindow->theme->widget_border;
 496         int x = 10 + margin;
 497         int y = 10 + margin;
 498         int x2 = 70, x3 = x2 + 60;
 499         lock_window("CWindowEyedropGUI::create_objects");
 500         BC_Title *title0, *title1, *title2, *title3, *title4, *title5, *title6, *title7;
 501         add_subwindow(title0 = new BC_Title(x, y,_("X,Y:")));
 502         y += title0->get_h() + margin;
 503         add_subwindow(title7 = new BC_Title(x, y, _("Radius:")));
 504         y += BC_TextBox::calculate_h(this, MEDIUMFONT, 1, 1) + margin;
 505
 506         add_subwindow(title1 = new BC_Title(x, y, _("Red:")));
 507         y += title1->get_h() + margin;
 508         add_subwindow(title2 = new BC_Title(x, y, _("Green:")));
 509         y += title2->get_h() + margin;
 510         add_subwindow(title3 = new BC_Title(x, y, _("Blue:")));
 511         y += title3->get_h() + margin;
 512
 513         add_subwindow(title4 = new BC_Title(x, y, "Y:"));
 514         y += title4->get_h() + margin;
 515         add_subwindow(title5 = new BC_Title(x, y, "U:"));
 516         y += title5->get_h() + margin;
 517         add_subwindow(title6 = new BC_Title(x, y, "V:"));
 518
 519         add_subwindow(current = new BC_Title(x2, title0->get_y(), ""));
 520
 521         radius = new CWindowCoord(this, x2, title7->get_y(),
 522                 mwindow->edl->session->eyedrop_radius);
 523         radius->create_objects();
 524         radius->set_boundaries((int64_t)0, (int64_t)255);
 525
 526         add_subwindow(red = new BC_Title(x2, title1->get_y(), "0"));
 527         add_subwindow(green = new BC_Title(x2, title2->get_y(), "0"));
 528         add_subwindow(blue = new BC_Title(x2, title3->get_y(), "0"));
 529         add_subwindow(rgb_hex = new BC_Title(x3, red->get_y(), "#000000"));
 530
 531         add_subwindow(this->y = new BC_Title(x2, title4->get_y(), "0"));
 532         add_subwindow(this->u = new BC_Title(x2, title5->get_y(), "0"));
 533         add_subwindow(this->v = new BC_Title(x2, title6->get_y(), "0"));
 534         add_subwindow(yuv_hex = new BC_Title(x3, this->y->get_y(), "#000000"));
 535
 536         y = title6->get_y() + this->v->get_h() + 2*margin;
 537         add_subwindow(sample = new BC_SubWindow(x, y, 50, 50));
 538         y += sample->get_h() + margin;
 539         add_subwindow(use_max = new CWindowEyedropCheckBox(mwindow, this, x, y));
 540         update();
 541         unlock_window();
 542 }
 543
 544 void CWindowEyedropGUI::update()
 545 {
 546         char string[BCTEXTLEN];
 547         sprintf(string, "%d, %d",
 548                 thread->gui->eyedrop_x,
 549                 thread->gui->eyedrop_y);
 550         current->update(string);
 551
 552         radius->update((int64_t)mwindow->edl->session->eyedrop_radius);
 553
 554         LocalSession *local_session = mwindow->edl->local_session;
 555         int use_max = local_session->use_max;
 556         float r = use_max ? local_session->red_max : local_session->red;
 557         float g = use_max ? local_session->green_max : local_session->green;
 558         float b = use_max ? local_session->blue_max : local_session->blue;
 559         this->red->update(r);
 560         this->green->update(g);
 561         this->blue->update(b);
 562
 563         int rx = 255*r + 0.5;  bclamp(rx,0,255);
 564         int gx = 255*g + 0.5;  bclamp(gx,0,255);
 565         int bx = 255*b + 0.5;  bclamp(bx,0,255);
 566         char rgb_text[BCSTRLEN];
 567         sprintf(rgb_text, "#%02x%02x%02x", rx, gx, bx);
 568         rgb_hex->update(rgb_text);
 569
 570         float y, u, v;
 571         YUV::yuv.rgb_to_yuv_f(r, g, b, y, u, v);
 572         this->y->update(y);
 573         this->u->update(u);  u += 0.5;
 574         this->v->update(v);  v += 0.5;
 575
 576         int yx = 255*y + 0.5;  bclamp(yx,0,255);
 577         int ux = 255*u + 0.5;  bclamp(ux,0,255);
 578         int vx = 255*v + 0.5;  bclamp(vx,0,255);
 579         char yuv_text[BCSTRLEN];
 580         sprintf(yuv_text, "#%02x%02x%02x", yx, ux, vx);
 581         yuv_hex->update(yuv_text);
 582
 583         int rgb = (rx << 16) | (gx << 8) | (bx << 0);
 584         sample->set_color(rgb);
 585         sample->draw_box(0, 0, sample->get_w(), sample->get_h());
 586         sample->set_color(BLACK);
 587         sample->draw_rectangle(0, 0, sample->get_w(), sample->get_h());
 588         sample->flash();
 589 }
 590
 591 void CWindowEyedropGUI::handle_event()
 592 {
 593         int new_radius = atoi(radius->get_text());
 594         if(new_radius != mwindow->edl->session->eyedrop_radius)
 595         {
 596                 CWindowGUI *gui = mwindow->cwindow->gui;
 597                 if(gui->eyedrop_visible)
 598                 {
 599                         gui->lock_window("CWindowEyedropGUI::handle_event");
 600 // hide it
 601                         int rerender;
 602                         gui->canvas->do_eyedrop(rerender, 0, 1);
 603                 }
 604
 605                 mwindow->edl->session->eyedrop_radius = new_radius;
 606
 607                 if(gui->eyedrop_visible)
 608                 {
 609 // draw it
 610                         int rerender;
 611                         gui->canvas->do_eyedrop(rerender, 0, 1);
 612                         gui->unlock_window();
 613                 }
 614         }
 615 }
 616
 617
 618
 619 /* Buttons to control Keyframe-Curve-Mode for Projector or Camera */
 620
 621 // Configuration for all possible Keyframe Curve Mode toggles
 622 struct _CVD {
 623         FloatAuto::t_mode mode;
 624         bool use_camera;
 625         const char* icon_id;
 626         const char* tooltip;
 627 };
 628
 629 const _CVD Camera_Crv_Smooth =
 630         {       FloatAuto::SMOOTH,
 631                 true,
 632                 "tan_smooth",
 633                 N_("\"smooth\" Curve on current Camera Keyframes")
 634         };
 635 const _CVD Camera_Crv_Linear =
 636         {       FloatAuto::LINEAR,
 637                 true,
 638                 "tan_linear",
 639                 N_("\"linear\" Curve on current Camera Keyframes")
 640         };
 641 const _CVD Projector_Crv_Smooth =
 642         {       FloatAuto::SMOOTH,
 643                 false,
 644                 "tan_smooth",
 645                 N_("\"smooth\" Curve on current Projector Keyframes")
 646         };
 647 const _CVD Projector_Crv_Linear =
 648         {       FloatAuto::LINEAR,
 649                 false,
 650                 "tan_linear",
 651                 N_("\"linear\" Curve on current Projector Keyframes")
 652         };
 653
 654 // Implementation Class für Keyframe Curve Mode buttons
 655 //
 656 // This button reflects the state of the "current" keyframe
 657 // (the nearest keyframe on the left) for all three automation
 658 // lines together. Clicking on this button (re)sets the curve
 659 // mode for the three "current" keyframes simultanously, but
 660 // never creates a new keyframe.
 661 //
 662 class CWindowCurveToggle : public BC_Toggle
 663 {
 664 public:
 665         CWindowCurveToggle(_CVD mode, MWindow *mwindow, CWindowToolGUI *gui, int x, int y);
 666         void check_toggle_state(FloatAuto *x, FloatAuto *y, FloatAuto *z);
 667         int handle_event();
 668 private:
 669         _CVD cfg;
 670         MWindow *mwindow;
 671         CWindowToolGUI *gui;
 672 };
 673
 674
 675 CWindowCurveToggle::CWindowCurveToggle(_CVD mode, MWindow *mwindow, CWindowToolGUI *gui, int x, int y)
 676  : BC_Toggle(x, y, mwindow->theme->get_image_set(mode.icon_id), false),
 677    cfg(mode)
 678 {
 679         this->gui = gui;
 680         this->mwindow = mwindow;
 681         set_tooltip(_(cfg.tooltip));
 682 }
 683
 684 void CWindowCurveToggle::check_toggle_state(FloatAuto *x, FloatAuto *y, FloatAuto *z)
 685 {
 686 // the toggle state is only set to ON if all
 687 // three automation lines have the same curve mode.
 688 // For mixed states the toggle stays off.
 689         set_value( x->curve_mode == this->cfg.mode &&
 690                    y->curve_mode == this->cfg.mode &&
 691                    z->curve_mode == this->cfg.mode
 692                  ,true // redraw to show new state
 693                  );
 694 }
 695
 696 int CWindowCurveToggle::handle_event()
 697 {
 698         Track *track = mwindow->cwindow->calculate_affected_track();
 699         if(track) {
 700                 FloatAuto *x=0, *y=0, *z=0;
 701                 mwindow->cwindow->calculate_affected_autos(track,
 702                         &x, &y, &z, cfg.use_camera, 0,0,0); // don't create new keyframe
 703                 if( x ) x->change_curve_mode(cfg.mode);
 704                 if( y ) y->change_curve_mode(cfg.mode);
 705                 if( z ) z->change_curve_mode(cfg.mode);
 706
 707                 gui->update();
 708                 gui->update_preview();
 709         }
 710
 711         return 1;
 712 }
 713
 714
 715 CWindowEyedropCheckBox::CWindowEyedropCheckBox(MWindow *mwindow,
 716         CWindowEyedropGUI *gui, int x, int y)
 717  : BC_CheckBox(x, y, mwindow->edl->local_session->use_max, _("Use maximum"))
 718 {
 719         this->mwindow = mwindow;
 720         this->gui = gui;
 721 }
 722
 723 int CWindowEyedropCheckBox::handle_event()
 724 {
 725         mwindow->edl->local_session->use_max = get_value();
 726
 727         gui->update();
 728         return 1;
 729 }
 730
 731
 732 CWindowCameraGUI::CWindowCameraGUI(MWindow *mwindow, CWindowTool *thread)
 733  : CWindowToolGUI(mwindow,
 734         thread,
 735         _(PROGRAM_NAME ": Camera"),
 736         170,
 737         170)
 738 {
 739 }
 740 CWindowCameraGUI::~CWindowCameraGUI()
 741 {
 742 }
 743
 744 void CWindowCameraGUI::create_objects()
 745 {
 746         int x = 10, y = 10, x1;
 747         Track *track = mwindow->cwindow->calculate_affected_track();
 748         FloatAuto *x_auto = 0, *y_auto = 0, *z_auto = 0;
 749         BC_Title *title;
 750         BC_Button *button;
 751
 752         lock_window("CWindowCameraGUI::create_objects");
 753         if( track ) {
 754                 mwindow->cwindow->calculate_affected_autos(track,
 755                         &x_auto, &y_auto, &z_auto, 1, 0, 0, 0);
 756         }
 757
 758         add_subwindow(title = new BC_Title(x, y, "X:"));
 759         x += title->get_w();
 760         this->x = new CWindowCoord(this, x, y,
 761                 x_auto ? x_auto->get_value() : (float)0);
 762         this->x->create_objects();
 763
 764
 765         y += 30;
 766         x = 10;
 767         add_subwindow(title = new BC_Title(x, y, "Y:"));
 768         x += title->get_w();
 769         this->y = new CWindowCoord(this, x, y,
 770                 y_auto ? y_auto->get_value() : (float)0);
 771         this->y->create_objects();
 772         y += 30;
 773         x = 10;
 774         add_subwindow(title = new BC_Title(x, y, "Z:"));
 775         x += title->get_w();
 776         this->z = new CWindowCoord(this, x, y,
 777                 z_auto ? z_auto->get_value() : (float)1);
 778         this->z->create_objects();
 779         this->z->set_increment(0.01);
 780
 781         y += 30;
 782         x1 = 10;
 783         add_subwindow(button = new CWindowCameraLeft(mwindow, this, x1, y));
 784         x1 += button->get_w();
 785         add_subwindow(button = new CWindowCameraCenter(mwindow, this, x1, y));
 786         x1 += button->get_w();
 787         add_subwindow(button = new CWindowCameraRight(mwindow, this, x1, y));
 788
 789         y += button->get_h();
 790         x1 = 10;
 791         add_subwindow(button = new CWindowCameraTop(mwindow, this, x1, y));
 792         x1 += button->get_w();
 793         add_subwindow(button = new CWindowCameraMiddle(mwindow, this, x1, y));
 794         x1 += button->get_w();
 795         add_subwindow(button = new CWindowCameraBottom(mwindow, this, x1, y));
 796 // additional Buttons to control the curve mode of the "current" keyframe
 797         x1 += button->get_w() + 15;
 798         add_subwindow(this->t_smooth = new CWindowCurveToggle(Camera_Crv_Smooth, mwindow, this, x1, y));
 799         x1 += button->get_w();
 800         add_subwindow(this->t_linear = new CWindowCurveToggle(Camera_Crv_Linear, mwindow, this, x1, y));
 801
 802 // fill in current auto keyframe values, set toggle states.
 803         this->update();
 804         unlock_window();
 805 }
 806
 807 void CWindowCameraGUI::update_preview()
 808 {
 809         CWindowGUI *cgui = mwindow->cwindow->gui;
 810         cgui->lock_window("CWindowCameraGUI::update_preview");
 811         cgui->sync_parameters(CHANGE_PARAMS, 0, 1);
 812         cgui->unlock_window();
 813 }
 814
 815
 816 void CWindowCameraGUI::handle_event()
 817 {
 818         FloatAuto *x_auto = 0;
 819         FloatAuto *y_auto = 0;
 820         FloatAuto *z_auto = 0;
 821         Track *track = mwindow->cwindow->calculate_affected_track();
 822         if(track)
 823         {
 824                 mwindow->undo->update_undo_before(_("camera"), this);
 825                 if(event_caller == x)
 826                 {
 827                         x_auto = (FloatAuto*)mwindow->cwindow->calculate_affected_auto(
 828                                 track->automation->autos[AUTOMATION_CAMERA_X],
 829                                 1);
 830                         if(x_auto)
 831                         {
 832                                 x_auto->set_value(atof(x->get_text()));
 833                                 update();
 834                                 update_preview();
 835                         }
 836                 }
 837                 else
 838                 if(event_caller == y)
 839                 {
 840                         y_auto = (FloatAuto*)mwindow->cwindow->calculate_affected_auto(
 841                                 track->automation->autos[AUTOMATION_CAMERA_Y],
 842                                 1);
 843                         if(y_auto)
 844                         {
 845                                 y_auto->set_value(atof(y->get_text()));
 846                                 update();
 847                                 update_preview();
 848                         }
 849                 }
 850                 else
 851                 if(event_caller == z)
 852                 {
 853                         z_auto = (FloatAuto*)mwindow->cwindow->calculate_affected_auto(
 854                                 track->automation->autos[AUTOMATION_CAMERA_Z],
 855                                 1);
 856                         if(z_auto)
 857                         {
 858                                 float zoom = atof(z->get_text());
 859                                 if(zoom > 100.) zoom = 100.;
 860                                 else
 861                                 if(zoom < 0.01) zoom = 0.01;
 862         // Doesn't allow user to enter from scratch
 863         //              if(zoom != atof(z->get_text()))
 864         //                      z->update(zoom);
 865
 866                                 z_auto->set_value(zoom);
 867                                 mwindow->gui->lock_window("CWindowCameraGUI::handle_event");
 868                                 mwindow->gui->draw_overlays(1);
 869                                 mwindow->gui->unlock_window();
 870                                 update();
 871                                 update_preview();
 872                         }
 873                 }
 874
 875                 mwindow->undo->update_undo_after(_("camera"), LOAD_ALL);
 876         }
 877 }
 878
 879 void CWindowCameraGUI::update()
 880 {
 881         FloatAuto *x_auto = 0;
 882         FloatAuto *y_auto = 0;
 883         FloatAuto *z_auto = 0;
 884         Track *track = mwindow->cwindow->calculate_affected_track();
 885         if( track ) {
 886                 mwindow->cwindow->calculate_affected_autos(track,
 887                         &x_auto, &y_auto, &z_auto, 1, 0, 0, 0);
 888         }
 889
 890         if(x_auto)
 891                 x->update(x_auto->get_value());
 892         if(y_auto)
 893                 y->update(y_auto->get_value());
 894         if(z_auto) {
 895                 float value = z_auto->get_value();
 896                 z->update(value);
 897                 thread->gui->lock_window("CWindowCameraGUI::update");
 898                 thread->gui->composite_panel->cpanel_zoom->update(value);
 899                 thread->gui->unlock_window();
 900         }
 901
 902         if( x_auto && y_auto && z_auto )
 903         {
 904                 t_smooth->check_toggle_state(x_auto, y_auto, z_auto);
 905                 t_linear->check_toggle_state(x_auto, y_auto, z_auto);
 906         }
 907 }
 908
 909
 910
 911
 912 CWindowCameraLeft::CWindowCameraLeft(MWindow *mwindow, CWindowCameraGUI *gui, int x, int y)
 913  : BC_Button(x, y, mwindow->theme->get_image_set("left_justify"))
 914 {
 915         this->gui = gui;
 916         this->mwindow = mwindow;
 917         set_tooltip(_("Left justify"));
 918 }
 919 int CWindowCameraLeft::handle_event()
 920 {
 921         FloatAuto *x_auto = 0;
 922         FloatAuto *z_auto = 0;
 923         Track *track = mwindow->cwindow->calculate_affected_track();
 924         if( track ) {
 925                 mwindow->cwindow->calculate_affected_autos(track,
 926                         &x_auto, 0, &z_auto, 1, 1, 0, 0);
 927         }
 928
 929         if(x_auto && z_auto)
 930         {
 931                 int w = 0, h = 0;
 932                 track->get_source_dimensions(
 933                         mwindow->edl->local_session->get_selectionstart(1),
 934                         w,
 935                         h);
 936
 937                 if(w && h)
 938                 {
 939                         mwindow->undo->update_undo_before(_("camera"), 0);
 940                         x_auto->set_value(
 941                                 (double)track->track_w / z_auto->get_value() / 2 -
 942                                 (double)w / 2);
 943                         mwindow->undo->update_undo_after(_("camera"), LOAD_ALL);
 944                         gui->update();
 945                         gui->update_preview();
 946                 }
 947         }
 948
 949         return 1;
 950 }
 951
 952
 953 CWindowCameraCenter::CWindowCameraCenter(MWindow *mwindow, CWindowCameraGUI *gui, int x, int y)
 954  : BC_Button(x, y, mwindow->theme->get_image_set("center_justify"))
 955 {
 956         this->gui = gui;
 957         this->mwindow = mwindow;
 958         set_tooltip(_("Center horizontal"));
 959 }
 960 int CWindowCameraCenter::handle_event()
 961 {
 962         FloatAuto *x_auto = 0;
 963         Track *track = mwindow->cwindow->calculate_affected_track();
 964         if(track)
 965                 x_auto = (FloatAuto*)mwindow->cwindow->calculate_affected_auto(
 966                         track->automation->autos[AUTOMATION_CAMERA_X],
 967                         1);
 968
 969         if(x_auto)
 970         {
 971                 mwindow->undo->update_undo_before(_("camera"), 0);
 972                 x_auto->set_value(0);
 973                 gui->update();
 974                 gui->update_preview();
 975                 mwindow->undo->update_undo_after(_("camera"), LOAD_ALL);
 976         }
 977
 978         return 1;
 979 }
 980
 981
 982 CWindowCameraRight::CWindowCameraRight(MWindow *mwindow, CWindowCameraGUI *gui, int x, int y)
 983  : BC_Button(x, y, mwindow->theme->get_image_set("right_justify"))
 984 {
 985         this->gui = gui;
 986         this->mwindow = mwindow;
 987         set_tooltip(_("Right justify"));
 988 }
 989 int CWindowCameraRight::handle_event()
 990 {
 991         FloatAuto *x_auto = 0;
 992         FloatAuto *z_auto = 0;
 993         Track *track = mwindow->cwindow->calculate_affected_track();
 994         if( track ) {
 995                 mwindow->cwindow->calculate_affected_autos(track,
 996                         &x_auto, 0, &z_auto, 1, 1, 0, 0);
 997         }
 998
 999         if(x_auto && z_auto)
1000         {
1001                 int w = 0, h = 0;
1002                 track->get_source_dimensions(
1003                         mwindow->edl->local_session->get_selectionstart(1),
1004                         w,
1005                         h);
1006
1007                 if(w && h)
1008                 {
1009                         mwindow->undo->update_undo_before(_("camera"), 0);
1010                         x_auto->set_value( -((double)track->track_w / z_auto->get_value() / 2 -
1011                                 (double)w / 2));
1012                         gui->update();
1013                         gui->update_preview();
1014                         mwindow->undo->update_undo_after(_("camera"), LOAD_ALL);
1015                 }
1016         }
1017
1018         return 1;
1019 }
1020
1021
1022 CWindowCameraTop::CWindowCameraTop(MWindow *mwindow, CWindowCameraGUI *gui, int x, int y)
1023  : BC_Button(x, y, mwindow->theme->get_image_set("top_justify"))
1024 {
1025         this->gui = gui;
1026         this->mwindow = mwindow;
1027         set_tooltip(_("Top justify"));
1028 }
1029 int CWindowCameraTop::handle_event()
1030 {
1031         FloatAuto *y_auto = 0;
1032         FloatAuto *z_auto = 0;
1033         Track *track = mwindow->cwindow->calculate_affected_track();
1034         if( track ) {
1035                 mwindow->cwindow->calculate_affected_autos(track,
1036                         0, &y_auto, &z_auto, 1, 0, 1, 0);
1037         }
1038
1039         if(y_auto && z_auto)
1040         {
1041                 int w = 0, h = 0;
1042                 track->get_source_dimensions(
1043                         mwindow->edl->local_session->get_selectionstart(1),
1044                         w,
1045                         h);
1046
1047                 if(w && h)
1048                 {
1049                         mwindow->undo->update_undo_before(_("camera"), 0);
1050                         y_auto->set_value((double)track->track_h / z_auto->get_value() / 2 -
1051                                 (double)h / 2);
1052                         gui->update();
1053                         gui->update_preview();
1054                         mwindow->undo->update_undo_after(_("camera"), LOAD_ALL);
1055                 }
1056         }
1057
1058         return 1;
1059 }
1060
1061
1062 CWindowCameraMiddle::CWindowCameraMiddle(MWindow *mwindow, CWindowCameraGUI *gui, int x, int y)
1063  : BC_Button(x, y, mwindow->theme->get_image_set("middle_justify"))
1064 {
1065         this->gui = gui;
1066         this->mwindow = mwindow;
1067         set_tooltip(_("Center vertical"));
1068 }
1069 int CWindowCameraMiddle::handle_event()
1070 {
1071         FloatAuto *y_auto = 0;
1072         Track *track = mwindow->cwindow->calculate_affected_track();
1073         if(track)
1074                 y_auto = (FloatAuto*)mwindow->cwindow->calculate_affected_auto(
1075                         track->automation->autos[AUTOMATION_CAMERA_Y], 1);
1076
1077         if(y_auto)
1078         {
1079                 mwindow->undo->update_undo_before(_("camera"), 0);
1080                 y_auto->set_value(0);
1081                 gui->update();
1082                 gui->update_preview();
1083                 mwindow->undo->update_undo_after(_("camera"), LOAD_ALL);
1084         }
1085
1086         return 1;
1087 }
1088
1089
1090 CWindowCameraBottom::CWindowCameraBottom(MWindow *mwindow, CWindowCameraGUI *gui, int x, int y)
1091  : BC_Button(x, y, mwindow->theme->get_image_set("bottom_justify"))
1092 {
1093         this->gui = gui;
1094         this->mwindow = mwindow;
1095         set_tooltip(_("Bottom justify"));
1096 }
1097 int CWindowCameraBottom::handle_event()
1098 {
1099         FloatAuto *y_auto = 0;
1100         FloatAuto *z_auto = 0;
1101         Track *track = mwindow->cwindow->calculate_affected_track();
1102         if( track ) {
1103                 mwindow->cwindow->calculate_affected_autos(track,
1104                         0, &y_auto, &z_auto, 1, 0, 1, 0);
1105         }
1106
1107         if(y_auto && z_auto)
1108         {
1109                 int w = 0, h = 0;
1110                 track->get_source_dimensions(
1111                         mwindow->edl->local_session->get_selectionstart(1),
1112                         w,
1113                         h);
1114
1115                 if(w && h)
1116                 {
1117                         mwindow->undo->update_undo_before(_("camera"), 0);
1118                         y_auto->set_value(-((double)track->track_h / z_auto->get_value() / 2 -
1119                                 (double)h / 2));
1120                         gui->update();
1121                         gui->update_preview();
1122                         mwindow->undo->update_undo_after(_("camera"), LOAD_ALL);
1123                 }
1124         }
1125
1126         return 1;
1127 }
1128
1129
1130 CWindowProjectorGUI::CWindowProjectorGUI(MWindow *mwindow, CWindowTool *thread)
1131  : CWindowToolGUI(mwindow,
1132         thread,
1133         _(PROGRAM_NAME ": Projector"),
1134         170,
1135         170)
1136 {
1137 }
1138 CWindowProjectorGUI::~CWindowProjectorGUI()
1139 {
1140 }
1141 void CWindowProjectorGUI::create_objects()
1142 {
1143         int x = 10, y = 10, x1;
1144         Track *track = mwindow->cwindow->calculate_affected_track();
1145         FloatAuto *x_auto = 0;
1146         FloatAuto *y_auto = 0;
1147         FloatAuto *z_auto = 0;
1148         BC_Title *title;
1149         BC_Button *button;
1150
1151         lock_window("CWindowProjectorGUI::create_objects");
1152         if( track ) {
1153                 mwindow->cwindow->calculate_affected_autos(track,
1154                         &x_auto, &y_auto, &z_auto, 0, 0, 0, 0);
1155         }
1156
1157         add_subwindow(title = new BC_Title(x, y, "X:"));
1158         x += title->get_w();
1159         this->x = new CWindowCoord(this, x, y,
1160                 x_auto ? x_auto->get_value() : (float)0);
1161         this->x->create_objects();
1162         y += 30;
1163         x = 10;
1164         add_subwindow(title = new BC_Title(x, y, "Y:"));
1165         x += title->get_w();
1166         this->y = new CWindowCoord(this, x, y,
1167                 y_auto ? y_auto->get_value() : (float)0);
1168         this->y->create_objects();
1169         y += 30;
1170         x = 10;
1171         add_subwindow(title = new BC_Title(x, y, "Z:"));
1172         x += title->get_w();
1173         this->z = new CWindowCoord(this, x, y,
1174                 z_auto ? z_auto->get_value() : (float)1);
1175         this->z->create_objects();
1176         this->z->set_increment(0.01);
1177
1178         y += 30;
1179         x1 = 10;
1180         add_subwindow(button = new CWindowProjectorLeft(mwindow, this, x1, y));
1181         x1 += button->get_w();
1182         add_subwindow(button = new CWindowProjectorCenter(mwindow, this, x1, y));
1183         x1 += button->get_w();
1184         add_subwindow(button = new CWindowProjectorRight(mwindow, this, x1, y));
1185
1186         y += button->get_h();
1187         x1 = 10;
1188         add_subwindow(button = new CWindowProjectorTop(mwindow, this, x1, y));
1189         x1 += button->get_w();
1190         add_subwindow(button = new CWindowProjectorMiddle(mwindow, this, x1, y));
1191         x1 += button->get_w();
1192         add_subwindow(button = new CWindowProjectorBottom(mwindow, this, x1, y));
1193
1194 // additional Buttons to control the curve mode of the "current" keyframe
1195         x1 += button->get_w() + 15;
1196         add_subwindow(this->t_smooth = new CWindowCurveToggle(Projector_Crv_Smooth, mwindow, this, x1, y));
1197         x1 += button->get_w();
1198         add_subwindow(this->t_linear = new CWindowCurveToggle(Projector_Crv_Linear, mwindow, this, x1, y));
1199
1200 // fill in current auto keyframe values, set toggle states.
1201         this->update();
1202         unlock_window();
1203 }
1204
1205 void CWindowProjectorGUI::update_preview()
1206 {
1207         CWindowGUI *cgui = mwindow->cwindow->gui;
1208         cgui->lock_window("CWindowProjectorGUI::update_preview");
1209         cgui->sync_parameters(CHANGE_PARAMS, 0, 1);
1210         cgui->unlock_window();
1211 }
1212
1213 void CWindowProjectorGUI::handle_event()
1214 {
1215         FloatAuto *x_auto = 0;
1216         FloatAuto *y_auto = 0;
1217         FloatAuto *z_auto = 0;
1218         Track *track = mwindow->cwindow->calculate_affected_track();
1219
1220         if(track)
1221         {
1222                 mwindow->undo->update_undo_before(_("projector"), this);
1223                 if(event_caller == x)
1224                 {
1225                         x_auto = (FloatAuto*)mwindow->cwindow->calculate_affected_auto(
1226                                 track->automation->autos[AUTOMATION_PROJECTOR_X],
1227                                 1);
1228                         if(x_auto)
1229                         {
1230                                 x_auto->set_value(atof(x->get_text()));
1231                                 update();
1232                                 update_preview();
1233                         }
1234                 }
1235                 else
1236                 if(event_caller == y)
1237                 {
1238                         y_auto = (FloatAuto*)mwindow->cwindow->calculate_affected_auto(
1239                                 track->automation->autos[AUTOMATION_PROJECTOR_Y],
1240                                 1);
1241                         if(y_auto)
1242                         {
1243                                 y_auto->set_value(atof(y->get_text()));
1244                                 update();
1245                                 update_preview();
1246                         }
1247                 }
1248                 else
1249                 if(event_caller == z)
1250                 {
1251                         z_auto = (FloatAuto*)mwindow->cwindow->calculate_affected_auto(
1252                                 track->automation->autos[AUTOMATION_PROJECTOR_Z],
1253                                 1);
1254                         if(z_auto)
1255                         {
1256                                 float zoom = atof(z->get_text());
1257                                 if(zoom > 100.) zoom = 100.;
1258                                 else if(zoom < 0.01) zoom = 0.01;
1259 //                      if (zoom != atof(z->get_text()))
1260 //                              z->update(zoom);
1261                                 z_auto->set_value(zoom);
1262
1263                                 mwindow->gui->lock_window("CWindowProjectorGUI::handle_event");
1264                                 mwindow->gui->draw_overlays(1);
1265                                 mwindow->gui->unlock_window();
1266
1267                                 update();
1268                                 update_preview();
1269                         }
1270                 }
1271                 mwindow->undo->update_undo_after(_("projector"), LOAD_ALL);
1272         }
1273 }
1274
1275 void CWindowProjectorGUI::update()
1276 {
1277         FloatAuto *x_auto = 0;
1278         FloatAuto *y_auto = 0;
1279         FloatAuto *z_auto = 0;
1280         Track *track = mwindow->cwindow->calculate_affected_track();
1281         if( track ) {
1282                 mwindow->cwindow->calculate_affected_autos(track,
1283                         &x_auto, &y_auto, &z_auto, 0, 0, 0, 0);
1284         }
1285
1286         if(x_auto)
1287                 x->update(x_auto->get_value());
1288         if(y_auto)
1289                 y->update(y_auto->get_value());
1290         if(z_auto) {
1291                 float value = z_auto->get_value();
1292                 z->update(value);
1293                 thread->gui->lock_window("CWindowProjectorGUI::update");
1294                 thread->gui->composite_panel->cpanel_zoom->update(value);
1295                 thread->gui->unlock_window();
1296         }
1297
1298         if( x_auto && y_auto && z_auto )
1299         {
1300                 t_smooth->check_toggle_state(x_auto, y_auto, z_auto);
1301                 t_linear->check_toggle_state(x_auto, y_auto, z_auto);
1302         }
1303 }
1304
1305 CWindowProjectorLeft::CWindowProjectorLeft(MWindow *mwindow, CWindowProjectorGUI *gui, int x, int y)
1306  : BC_Button(x, y, mwindow->theme->get_image_set("left_justify"))
1307 {
1308         this->gui = gui;
1309         this->mwindow = mwindow;
1310         set_tooltip(_("Left justify"));
1311 }
1312 int CWindowProjectorLeft::handle_event()
1313 {
1314         FloatAuto *x_auto = 0;
1315         FloatAuto *z_auto = 0;
1316         Track *track = mwindow->cwindow->calculate_affected_track();
1317         if( track ) {
1318                 mwindow->cwindow->calculate_affected_autos(track,
1319                         &x_auto, 0, &z_auto, 0, 1, 0, 0);
1320         }
1321         if(x_auto && z_auto)
1322         {
1323                 mwindow->undo->update_undo_before(_("projector"), 0);
1324                 x_auto->set_value( (double)track->track_w * z_auto->get_value() / 2 -
1325                         (double)mwindow->edl->session->output_w / 2 );
1326                 gui->update();
1327                 gui->update_preview();
1328                 mwindow->undo->update_undo_after(_("projector"), LOAD_ALL);
1329         }
1330
1331         return 1;
1332 }
1333
1334
1335 CWindowProjectorCenter::CWindowProjectorCenter(MWindow *mwindow, CWindowProjectorGUI *gui, int x, int y)
1336  : BC_Button(x, y, mwindow->theme->get_image_set("center_justify"))
1337 {
1338         this->gui = gui;
1339         this->mwindow = mwindow;
1340         set_tooltip(_("Center horizontal"));
1341 }
1342 int CWindowProjectorCenter::handle_event()
1343 {
1344         FloatAuto *x_auto = 0;
1345         Track *track = mwindow->cwindow->calculate_affected_track();
1346         if(track)
1347                 x_auto = (FloatAuto*)mwindow->cwindow->calculate_affected_auto(
1348                         track->automation->autos[AUTOMATION_PROJECTOR_X],
1349                         1);
1350
1351         if(x_auto)
1352         {
1353                 mwindow->undo->update_undo_before(_("projector"), 0);
1354                 x_auto->set_value(0);
1355                 gui->update();
1356                 gui->update_preview();
1357                 mwindow->undo->update_undo_after(_("projector"), LOAD_ALL);
1358         }
1359
1360         return 1;
1361 }
1362
1363
1364 CWindowProjectorRight::CWindowProjectorRight(MWindow *mwindow, CWindowProjectorGUI *gui, int x, int y)
1365  : BC_Button(x, y, mwindow->theme->get_image_set("right_justify"))
1366 {
1367         this->gui = gui;
1368         this->mwindow = mwindow;
1369         set_tooltip(_("Right justify"));
1370 }
1371 int CWindowProjectorRight::handle_event()
1372 {
1373         FloatAuto *x_auto = 0;
1374         FloatAuto *z_auto = 0;
1375         Track *track = mwindow->cwindow->calculate_affected_track();
1376         if( track ) {
1377                 mwindow->cwindow->calculate_affected_autos(track,
1378                         &x_auto, 0, &z_auto, 0, 1, 0, 0);
1379         }
1380
1381         if(x_auto && z_auto)
1382         {
1383                 mwindow->undo->update_undo_before(_("projector"), 0);
1384                 x_auto->set_value( -((double)track->track_w * z_auto->get_value() / 2 -
1385                         (double)mwindow->edl->session->output_w / 2));
1386                 gui->update();
1387                 gui->update_preview();
1388                 mwindow->undo->update_undo_after(_("projector"), LOAD_ALL);
1389         }
1390
1391         return 1;
1392 }
1393
1394
1395 CWindowProjectorTop::CWindowProjectorTop(MWindow *mwindow, CWindowProjectorGUI *gui, int x, int y)
1396  : BC_Button(x, y, mwindow->theme->get_image_set("top_justify"))
1397 {
1398         this->gui = gui;
1399         this->mwindow = mwindow;
1400         set_tooltip(_("Top justify"));
1401 }
1402 int CWindowProjectorTop::handle_event()
1403 {
1404         FloatAuto *y_auto = 0;
1405         FloatAuto *z_auto = 0;
1406         Track *track = mwindow->cwindow->calculate_affected_track();
1407         if( track ) {
1408                 mwindow->cwindow->calculate_affected_autos(track,
1409                         0, &y_auto, &z_auto, 0, 0, 1, 0);
1410         }
1411
1412         if(y_auto && z_auto)
1413         {
1414                 mwindow->undo->update_undo_before(_("projector"), 0);
1415                 y_auto->set_value( (double)track->track_h * z_auto->get_value() / 2 -
1416                         (double)mwindow->edl->session->output_h / 2 );
1417                 gui->update();
1418                 gui->update_preview();
1419                 mwindow->undo->update_undo_after(_("projector"), LOAD_ALL);
1420         }
1421
1422         return 1;
1423 }
1424
1425
1426 CWindowProjectorMiddle::CWindowProjectorMiddle(MWindow *mwindow, CWindowProjectorGUI *gui, int x, int y)
1427  : BC_Button(x, y, mwindow->theme->get_image_set("middle_justify"))
1428 {
1429         this->gui = gui;
1430         this->mwindow = mwindow;
1431         set_tooltip(_("Center vertical"));
1432 }
1433 int CWindowProjectorMiddle::handle_event()
1434 {
1435         FloatAuto *y_auto = 0;
1436         Track *track = mwindow->cwindow->calculate_affected_track();
1437         if(track)
1438                 y_auto = (FloatAuto*)mwindow->cwindow->calculate_affected_auto(
1439                         track->automation->autos[AUTOMATION_PROJECTOR_Y], 1);
1440
1441         if(y_auto)
1442         {
1443                 mwindow->undo->update_undo_before(_("projector"), 0);
1444                 y_auto->set_value(0);
1445                 gui->update();
1446                 gui->update_preview();
1447                 mwindow->undo->update_undo_after(_("projector"), LOAD_ALL);
1448         }
1449
1450         return 1;
1451 }
1452
1453
1454 CWindowProjectorBottom::CWindowProjectorBottom(MWindow *mwindow, CWindowProjectorGUI *gui, int x, int y)
1455  : BC_Button(x, y, mwindow->theme->get_image_set("bottom_justify"))
1456 {
1457         this->gui = gui;
1458         this->mwindow = mwindow;
1459         set_tooltip(_("Bottom justify"));
1460 }
1461 int CWindowProjectorBottom::handle_event()
1462 {
1463         FloatAuto *y_auto = 0;
1464         FloatAuto *z_auto = 0;
1465         Track *track = mwindow->cwindow->calculate_affected_track();
1466         if( track ) {
1467                 mwindow->cwindow->calculate_affected_autos(track,
1468                         0, &y_auto, &z_auto, 0, 0, 1, 0);
1469         }
1470
1471         if(y_auto && z_auto)
1472         {
1473                 mwindow->undo->update_undo_before(_("projector"), 0);
1474                 y_auto->set_value( -((double)track->track_h * z_auto->get_value() / 2 -
1475                         (double)mwindow->edl->session->output_h / 2));
1476                 gui->update();
1477                 gui->update_preview();
1478                 mwindow->undo->update_undo_after(_("projector"), LOAD_ALL);
1479         }
1480
1481         return 1;
1482 }
1483
1484
1485 CWindowMaskName::CWindowMaskName(MWindow *mwindow, CWindowMaskGUI *gui,
1486                 int x, int y, const char *text)
1487  : BC_PopupTextBox(gui, 0, text, x, y, 100, 160)
1488 {
1489         this->mwindow = mwindow;
1490         this->gui = gui;
1491 }
1492
1493 CWindowMaskName::~CWindowMaskName()
1494 {
1495 }
1496
1497 int CWindowMaskName::handle_event()
1498 {
1499         Track *track;
1500         MaskAutos *autos;
1501         MaskAuto *keyframe;
1502         SubMask *mask;
1503         MaskPoint *point;
1504 //printf("CWindowMaskGUI::update 1\n");
1505         gui->get_keyframe(track, autos, keyframe, mask, point, 0);
1506         if( track ) {
1507                 int k = get_number();
1508                 if( k < 0 ) k = mwindow->edl->session->cwindow_mask;
1509                 else mwindow->edl->session->cwindow_mask = k;
1510                 if( k >= 0 && k < mask_items.size() ) {
1511                         mask_items[k]->set_text(get_text());
1512                         update_list(&mask_items);
1513                 }
1514 #ifdef USE_KEYFRAME_SPANNING
1515                 MaskAuto temp_keyframe(mwindow->edl, autos);
1516                 temp_keyframe.copy_data(keyframe);
1517                 SubMask *submask = temp_keyframe.get_submask(mwindow->edl->session->cwindow_mask);
1518                 memset(submask->name, 0, sizeof(submask->name));
1519                 strncpy(submask->name, get_text(), sizeof(submask->name)-1);
1520                 ((MaskAutos*)track->automation->autos[AUTOMATION_MASK])->update_parameter(&temp_keyframe);
1521 #else
1522                 for(MaskAuto *current = (MaskAuto*)autos->default_auto; current; ) {
1523                         SubMask *submask = current->get_submask(mwindow->edl->session->cwindow_mask);
1524                         memset(submask->name, 0, sizeof(submask->name));
1525                         strncpy(submask->name, get_text(), sizeof(submask->name));
1526                         current = current == (MaskAuto*)autos->default_auto ?
1527                                 (MaskAuto*)autos->first : (MaskAuto*)NEXT;
1528                 }
1529 #endif
1530                 int total_buttons = sizeof(gui->mask_buttons)/sizeof(gui->mask_buttons[0]);
1531                 for( int i=0; i<total_buttons; ++i )
1532                         gui->mask_buttons[i]->update(i==k ? 1 : 0);
1533                 gui->update();
1534                 gui->update_preview();
1535         }
1536         return 1;
1537 }
1538
1539 void CWindowMaskName::update_items(MaskAuto *keyframe)
1540 {
1541         mask_items.remove_all_objects();
1542         int sz = keyframe->masks.size();
1543         for( int i=0; i<sz; ++i ) {
1544                 SubMask *sub_mask = keyframe->masks.get(i);
1545                 char *text = sub_mask->name;
1546                 mask_items.append(new BC_ListBoxItem(text));
1547         }
1548         update_list(&mask_items);
1549 }
1550
1551
1552 CWindowMaskButton::CWindowMaskButton(MWindow *mwindow, CWindowMaskGUI *gui,
1553                  int x, int y, int no, int v)
1554  : BC_CheckBox(x, y, v)
1555 {
1556         this->mwindow = mwindow;
1557         this->gui = gui;
1558         this->no = no;
1559 }
1560
1561 CWindowMaskButton::~CWindowMaskButton()
1562 {
1563 }
1564
1565 int CWindowMaskButton::handle_event()
1566 {
1567         mwindow->edl->session->cwindow_mask = no;
1568         int total_buttons = sizeof(gui->mask_buttons)/sizeof(gui->mask_buttons[0]);
1569         for( int i=0; i<total_buttons; ++i )
1570                 gui->mask_buttons[i]->update(i==no ? 1 : 0);
1571         gui->name->update(gui->name->mask_items[no]->get_text());
1572         gui->update_preview();
1573         return 1;
1574 }
1575
1576 CWindowMaskThumbler::CWindowMaskThumbler(MWindow *mwindow, CWindowMaskGUI *gui,
1577                 int x, int y)
1578  : BC_Tumbler(x, y)
1579 {
1580         this->mwindow = mwindow;
1581         this->gui = gui;
1582 }
1583
1584 CWindowMaskThumbler::~CWindowMaskThumbler()
1585 {
1586 }
1587
1588 int CWindowMaskThumbler::handle_up_event()
1589 {
1590         return do_event(1);
1591 }
1592
1593 int CWindowMaskThumbler::handle_down_event()
1594 {
1595         return do_event(-1);
1596 }
1597
1598 int CWindowMaskThumbler::do_event(int dir)
1599 {
1600         int k = mwindow->edl->session->cwindow_mask;
1601         if( (k+=dir) >= SUBMASKS ) k = 0;
1602         else if( k < 0 ) k = SUBMASKS-1;
1603         mwindow->edl->session->cwindow_mask = k;
1604         int total_buttons = sizeof(gui->mask_buttons)/sizeof(gui->mask_buttons[0]);
1605         for( int i=0; i<total_buttons; ++i )
1606                 gui->mask_buttons[i]->update(i==k ? 1 : 0);
1607         gui->name->update(gui->name->mask_items[k]->get_text());
1608         gui->update_preview();
1609         return 1;
1610 }
1611
1612
1613 CWindowMaskDelMask::CWindowMaskDelMask(MWindow *mwindow,
1614         CWindowToolGUI *gui, int x, int y)
1615  : BC_GenericButton(x, y, _("Delete"))
1616 {
1617         this->mwindow = mwindow;
1618         this->gui = gui;
1619         set_tooltip(_("Delete mask"));
1620 }
1621
1622 int CWindowMaskDelMask::handle_event()
1623 {
1624         MaskAutos *autos;
1625         MaskAuto *keyframe;
1626         Track *track;
1627         MaskPoint *point;
1628         SubMask *mask;
1629         int total_points;
1630
1631 // Get existing keyframe
1632         ((CWindowMaskGUI*)gui)->get_keyframe(track, autos, keyframe, mask, point, 0);
1633
1634         if( track ) {
1635                 mwindow->undo->update_undo_before(_("mask delete"), 0);
1636
1637 #ifdef USE_KEYFRAME_SPANNING
1638 // Create temp keyframe
1639                 MaskAuto temp_keyframe(mwindow->edl, autos);
1640                 temp_keyframe.copy_data(keyframe);
1641                 SubMask *submask = temp_keyframe.get_submask(mwindow->edl->session->cwindow_mask);
1642                 submask->points.remove_all_objects();
1643                 total_points = 0;
1644 // Commit change to span of keyframes
1645                 ((MaskAutos*)track->automation->autos[AUTOMATION_MASK])->update_parameter(&temp_keyframe);
1646 #else
1647                 for(MaskAuto *current = (MaskAuto*)autos->default_auto; current; ) {
1648                         SubMask *submask = current->get_submask(mwindow->edl->session->cwindow_mask);
1649                         submask->points.clear();
1650                         current = current == (MaskAuto*)autos->default_auto ?
1651                                 (MaskAuto*)autos->first : (MaskAuto*)NEXT;
1652                 }
1653                 total_points = 0;
1654 #endif
1655                 if( mwindow->cwindow->gui->affected_point >= total_points )
1656                         mwindow->cwindow->gui->affected_point =
1657                                 total_points > 0 ? total_points-1 : 0;
1658
1659                 gui->update();
1660                 gui->update_preview();
1661                 mwindow->undo->update_undo_after(_("mask delete"), LOAD_AUTOMATION);
1662         }
1663
1664         return 1;
1665 }
1666
1667 CWindowMaskDelPoint::CWindowMaskDelPoint(MWindow *mwindow,
1668         CWindowToolGUI *gui, int x, int y)
1669  : BC_GenericButton(x, y, _("Delete"))
1670 {
1671         this->mwindow = mwindow;
1672         this->gui = gui;
1673         set_tooltip(_("Delete point"));
1674 }
1675
1676 int CWindowMaskDelPoint::handle_event()
1677 {
1678         MaskAutos *autos;
1679         MaskAuto *keyframe;
1680         Track *track;
1681         MaskPoint *point;
1682         SubMask *mask;
1683         int total_points;
1684
1685 // Get existing keyframe
1686         ((CWindowMaskGUI*)gui)->get_keyframe(track, autos, keyframe, mask, point, 0);
1687         if( track ) {
1688                 mwindow->undo->update_undo_before(_("point delete"), 0);
1689
1690 #ifdef USE_KEYFRAME_SPANNING
1691 // Create temp keyframe
1692                 MaskAuto temp_keyframe(mwindow->edl, autos);
1693                 temp_keyframe.copy_data(keyframe);
1694 // Update parameter
1695                 SubMask *submask = temp_keyframe.get_submask(mwindow->edl->session->cwindow_mask);
1696                 int i = mwindow->cwindow->gui->affected_point;
1697                 for( ; i<submask->points.total-1; ++i )
1698                         *submask->points.values[i] = *submask->points.values[i+1];
1699                 if( submask->points.total > 0 ) {
1700                         point = submask->points.values[submask->points.total-1];
1701                         submask->points.remove_object(point);
1702                 }
1703                 total_points = submask->points.total;
1704
1705 // Commit change to span of keyframes
1706                 ((MaskAutos*)track->automation->autos[AUTOMATION_MASK])->update_parameter(&temp_keyframe);
1707 #else
1708                 MaskAuto *current = (MaskAuto*)autos->default_auto;
1709                 while( current ) {
1710                         SubMask *submask = current->get_submask(mwindow->edl->session->cwindow_mask);
1711                         int i = mwindow->cwindow->gui->affected_point;
1712                         for( ; i<submask->points.total-1; ++i ) {
1713                                 *submask->points.values[i] = *submask->points.values[i+1];
1714                         if( submask->points.total > 0 ) {
1715                                 point = submask->points.values[submask->points.total-1];
1716                                 submask->points.remove_object(point);
1717                         }
1718                         total_points = submask->points.total;
1719                         current = current == (MaskAuto*)autos->default_auto ?
1720                                 (MaskAuto*)autos->first : (MaskAuto*)NEXT;
1721                 }
1722 #endif
1723                 if( mwindow->cwindow->gui->affected_point >= total_points )
1724                         mwindow->cwindow->gui->affected_point =
1725                                 total_points > 0 ? total_points-1 : 0;
1726
1727                 gui->update();
1728                 gui->update_preview();
1729                 mwindow->undo->update_undo_after(_("mask delete"), LOAD_AUTOMATION);
1730         }
1731
1732         return 1;
1733 }
1734
1735 int CWindowMaskDelPoint::keypress_event()
1736 {
1737         if( get_keypress() == BACKSPACE ||
1738             get_keypress() == DELETE )
1739                 return handle_event();
1740         return 0;
1741 }
1742
1743
1744
1745
1746 CWindowMaskAffectedPoint::CWindowMaskAffectedPoint(MWindow *mwindow,
1747         CWindowToolGUI *gui, int x, int y)
1748  : BC_TumbleTextBox(gui,
1749                 (int64_t)mwindow->cwindow->gui->affected_point,
1750                 (int64_t)0, INT64_MAX, x, y, 100)
1751 {
1752         this->mwindow = mwindow;
1753         this->gui = gui;
1754 }
1755
1756 CWindowMaskAffectedPoint::~CWindowMaskAffectedPoint()
1757 {
1758 }
1759
1760 int CWindowMaskAffectedPoint::handle_event()
1761 {
1762         int total_points = 0;
1763         int affected_point = atol(get_text());
1764         Track *track = mwindow->cwindow->calculate_affected_track();
1765         if(track) {
1766                 MaskAutos *autos = (MaskAutos*)track->automation->autos[AUTOMATION_MASK];
1767                 MaskAuto *keyframe = (MaskAuto*)mwindow->cwindow->calculate_affected_auto(autos, 0);
1768                 if( keyframe ) {
1769                         SubMask *mask = keyframe->get_submask(mwindow->edl->session->cwindow_mask);
1770                         total_points = mask->points.size();
1771                 }
1772         }
1773         int active_point = affected_point;
1774         if( affected_point >= total_points )
1775                 affected_point = total_points - 1;
1776         if( affected_point < 0 )
1777                 affected_point = 0;
1778         if( active_point != affected_point )
1779                 update((int64_t)affected_point);
1780         mwindow->cwindow->gui->affected_point = affected_point;
1781         gui->update();
1782         gui->update_preview();
1783         return 1;
1784 }
1785
1786
1787 CWindowMaskFocus::CWindowMaskFocus(MWindow *mwindow, CWindowToolGUI *gui, int x, int y)
1788  : BC_CheckBox(x, y, ((CWindowMaskGUI*)gui)->focused, _("Focus"))
1789 {
1790         this->mwindow = mwindow;
1791         this->gui = gui;
1792         set_tooltip("Center for rotate/scale");
1793 }
1794
1795 CWindowMaskFocus::~CWindowMaskFocus()
1796 {
1797 }
1798
1799 int CWindowMaskFocus::handle_event()
1800 {
1801         ((CWindowMaskGUI*)gui)->focused = get_value();
1802         gui->update();
1803         gui->update_preview();
1804         return 1;
1805 }
1806
1807 CWindowMaskDrawMarkers::CWindowMaskDrawMarkers(MWindow *mwindow, CWindowToolGUI *gui, int x, int y)
1808  : BC_CheckBox(x, y, ((CWindowMaskGUI*)gui)->markers, _("Markers"))
1809 {
1810         this->mwindow = mwindow;
1811         this->gui = gui;
1812         set_tooltip("Display points");
1813 }
1814
1815 CWindowMaskDrawMarkers::~CWindowMaskDrawMarkers()
1816 {
1817 }
1818
1819 int CWindowMaskDrawMarkers::handle_event()
1820 {
1821         ((CWindowMaskGUI*)gui)->markers = get_value();
1822         gui->update();
1823         gui->update_preview();
1824         return 1;
1825 }
1826
1827 CWindowMaskDrawBoundary::CWindowMaskDrawBoundary(MWindow *mwindow, CWindowToolGUI *gui, int x, int y)
1828  : BC_CheckBox(x, y, ((CWindowMaskGUI*)gui)->boundary, _("Boundary"))
1829 {
1830         this->mwindow = mwindow;
1831         this->gui = gui;
1832         set_tooltip("Display mask outline");
1833 }
1834
1835 CWindowMaskDrawBoundary::~CWindowMaskDrawBoundary()
1836 {
1837 }
1838
1839 int CWindowMaskDrawBoundary::handle_event()
1840 {
1841         ((CWindowMaskGUI*)gui)->boundary = get_value();
1842         gui->update();
1843         gui->update_preview();
1844         return 1;
1845 }
1846
1847
1848 CWindowMaskFeather::CWindowMaskFeather(MWindow *mwindow, CWindowToolGUI *gui, int x, int y)
1849  : BC_TumbleTextBox(gui, 0, -FEATHER_MAX, FEATHER_MAX, x, y, 64, 2)
1850 {
1851         this->mwindow = mwindow;
1852         this->gui = gui;
1853 }
1854 CWindowMaskFeather::~CWindowMaskFeather()
1855 {
1856 }
1857
1858 int CWindowMaskFeather::update(float v)
1859 {
1860         CWindowMaskGUI *mask_gui = (CWindowMaskGUI*)gui;
1861         mask_gui->feather_slider->update(v);
1862         return BC_TumbleTextBox::update(v);
1863 }
1864
1865 int CWindowMaskFeather::update_value(float v)
1866 {
1867         MaskAutos *autos;
1868         MaskAuto *keyframe;
1869         Track *track;
1870         MaskPoint *point;
1871         SubMask *mask;
1872 #ifdef USE_KEYFRAME_SPANNING
1873         int create_it = 0;
1874 #else
1875         int create_it = 1;
1876 #endif
1877
1878         mwindow->undo->update_undo_before(_("mask feather"), this);
1879
1880 // Get existing keyframe
1881         ((CWindowMaskGUI*)gui)->get_keyframe(track, autos, keyframe,
1882                         mask, point, create_it);
1883         if( track ) {
1884                 int gang = ((CWindowMaskGUI*)gui)->gang_feather->get_value();
1885 #ifdef USE_KEYFRAME_SPANNING
1886                 MaskAuto temp_keyframe(mwindow->edl, autos);
1887                 temp_keyframe.copy_data(keyframe);
1888                 keyframe = &temp_keyframe;
1889 #endif
1890                 float change = v - mask->feather;
1891                 int k = mwindow->edl->session->cwindow_mask;
1892                 int n = gang ? keyframe->masks.size() : k+1;
1893                 for( int i=gang? 0 : k; i<n; ++i ) {
1894                         SubMask *sub_mask = keyframe->get_submask(i);
1895                         float feather = sub_mask->feather + change;
1896                         bclamp(feather, -FEATHER_MAX, FEATHER_MAX);
1897                         sub_mask->feather = feather;
1898                 }
1899 #ifdef USE_KEYFRAME_SPANNING
1900                 autos->update_parameter(keyframe);
1901 #endif
1902                 gui->update_preview();
1903         }
1904
1905         mwindow->undo->update_undo_after(_("mask feather"), LOAD_AUTOMATION);
1906         return 1;
1907 }
1908
1909 int CWindowMaskFeather::handle_event()
1910 {
1911         float v = atof(get_text());
1912         CWindowMaskGUI * mask_gui = (CWindowMaskGUI*)gui;
1913         mask_gui->feather_slider->update(v);
1914         return mask_gui->feather->update_value(v);
1915 }
1916
1917 CWindowMaskFeatherSlider::CWindowMaskFeatherSlider(MWindow *mwindow,
1918                 CWindowToolGUI *gui, int x, int y, int w, float v)
1919  : BC_FSlider(x, y, 0, w, w, -FEATHER_MAX, FEATHER_MAX, v)
1920 {
1921         this->mwindow = mwindow;
1922         this->gui = gui;
1923         set_precision(0.01);
1924         timer = new Timer();
1925         stick = 0;
1926         last_v = 0;
1927 }
1928
1929 CWindowMaskFeatherSlider::~CWindowMaskFeatherSlider()
1930 {
1931         delete timer;
1932 }
1933
1934 int CWindowMaskFeatherSlider::handle_event()
1935 {
1936         float v = get_value();
1937         if( stick > 0 ) {
1938                 int64_t ms = timer->get_difference();
1939                 if( ms < 250 && --stick > 0 ) {
1940                         if( get_value() == 0 ) return 1;
1941                         update(v = 0);
1942                 }
1943                 else {
1944                         stick = 0;
1945                         last_v = v;
1946                 }
1947         }
1948         else if( (last_v>=0 && v<0) || (last_v<0 && v>=0) ) {
1949                 stick = 16;
1950                 v = 0;
1951         }
1952         else
1953                 last_v = v;
1954         timer->update();
1955         CWindowMaskGUI * mask_gui = (CWindowMaskGUI*)gui;
1956         mask_gui->feather->BC_TumbleTextBox::update(v);
1957         return mask_gui->feather->update_value(v);
1958 }
1959
1960 int CWindowMaskFeatherSlider::update(float v)
1961 {
1962         return BC_FSlider::update(v);
1963 }
1964
1965 CWindowMaskFade::CWindowMaskFade(MWindow *mwindow, CWindowToolGUI *gui, int x, int y)
1966  : BC_TumbleTextBox(gui, 0, -100.f, 100.f, x, y, 64, 2)
1967 {
1968         this->mwindow = mwindow;
1969         this->gui = gui;
1970 }
1971 CWindowMaskFade::~CWindowMaskFade()
1972 {
1973 }
1974
1975 int CWindowMaskFade::update(float v)
1976 {
1977         CWindowMaskGUI *mask_gui = (CWindowMaskGUI*)gui;
1978         mask_gui->fade_slider->update(v);
1979         return BC_TumbleTextBox::update(v);
1980 }
1981
1982 int CWindowMaskFade::update_value(float v)
1983 {
1984         MaskAutos *autos;
1985         MaskAuto *keyframe;
1986         Track *track;
1987         MaskPoint *point;
1988         SubMask *mask;
1989 #ifdef USE_KEYFRAME_SPANNING
1990         int create_it = 0;
1991 #else
1992         int create_it = 1;
1993 #endif
1994
1995         mwindow->undo->update_undo_before(_("mask fade"), this);
1996
1997 // Get existing keyframe
1998         ((CWindowMaskGUI*)gui)->get_keyframe(track, autos, keyframe,
1999                         mask, point, create_it);
2000         if( track ) {
2001                 int gang = ((CWindowMaskGUI*)gui)->gang_fader->get_value();
2002 #ifdef USE_KEYFRAME_SPANNING
2003                 MaskAuto temp_keyframe(mwindow->edl, autos);
2004                 temp_keyframe.copy_data(keyframe);
2005                 keyframe = &temp_keyframe;
2006 #endif
2007                 float change = v - mask->fader;
2008                 int k = mwindow->edl->session->cwindow_mask;
2009                 int n = gang ? keyframe->masks.size() : k+1;
2010                 for( int i=gang? 0 : k; i<n; ++i ) {
2011                         SubMask *sub_mask = keyframe->get_submask(i);
2012                         float fader = sub_mask->fader + change;
2013                         bclamp(fader, -100.f, 100.f);
2014                         sub_mask->fader = fader;
2015                 }
2016 #ifdef USE_KEYFRAME_SPANNING
2017                 autos->update_parameter(keyframe);
2018 #endif
2019                 gui->update_preview();
2020         }
2021
2022         mwindow->undo->update_undo_after(_("mask fade"), LOAD_AUTOMATION);
2023         return 1;
2024 }
2025
2026 int CWindowMaskFade::handle_event()
2027 {
2028         float v = atof(get_text());
2029         CWindowMaskGUI * mask_gui = (CWindowMaskGUI*)gui;
2030         mask_gui->fade_slider->update(v);
2031         return mask_gui->fade->update_value(v);
2032 }
2033
2034 CWindowMaskFadeSlider::CWindowMaskFadeSlider(MWindow *mwindow, CWindowToolGUI *gui,
2035                 int x, int y, int w)
2036  : BC_ISlider(x, y, 0, w, w, -200, 200, 0)
2037 {
2038         this->mwindow = mwindow;
2039         this->gui = gui;
2040         timer = new Timer();
2041         stick = 0;
2042         last_v = 0;
2043 }
2044
2045 CWindowMaskFadeSlider::~CWindowMaskFadeSlider()
2046 {
2047         delete timer;
2048 }
2049
2050 int CWindowMaskFadeSlider::handle_event()
2051 {
2052         float v = 100*get_value()/200;
2053         if( stick > 0 ) {
2054                 int64_t ms = timer->get_difference();
2055                 if( ms < 250 && --stick > 0 ) {
2056                         if( get_value() == 0 ) return 1;
2057                         update(v = 0);
2058                 }
2059                 else {
2060                         stick = 0;
2061                         last_v = v;
2062                 }
2063         }
2064         else if( (last_v>=0 && v<0) || (last_v<0 && v>=0) ) {
2065                 stick = 16;
2066                 v = 0;
2067         }
2068         else
2069                 last_v = v;
2070         timer->update();
2071         CWindowMaskGUI *mask_gui = (CWindowMaskGUI*)gui;
2072         mask_gui->fade->BC_TumbleTextBox::update(v);
2073         return mask_gui->fade->update_value(v);
2074 }
2075
2076 int CWindowMaskFadeSlider::update(int64_t v)
2077 {
2078         return BC_ISlider::update(200*v/100);
2079 }
2080
2081 CWindowMaskGangFader::CWindowMaskGangFader(MWindow *mwindow,
2082                 CWindowToolGUI *gui, int x, int y)
2083  : BC_Toggle(x, y, mwindow->theme->get_image_set("gangpatch_data"), 0)
2084 {
2085         this->mwindow = mwindow;
2086         this->gui = gui;
2087         set_tooltip(_("Gang fader"));
2088 }
2089
2090 CWindowMaskGangFader::~CWindowMaskGangFader()
2091 {
2092 }
2093
2094 int CWindowMaskGangFader::handle_event()
2095 {
2096         return 1;
2097 }
2098
2099 CWindowMaskBeforePlugins::CWindowMaskBeforePlugins(CWindowToolGUI *gui, int x, int y)
2100  : BC_CheckBox(x,
2101         y,
2102         1,
2103         _("Apply mask before plugins"))
2104 {
2105         this->gui = gui;
2106 }
2107
2108 int CWindowMaskBeforePlugins::handle_event()
2109 {
2110         Track *track;
2111         MaskAutos *autos;
2112         MaskAuto *keyframe;
2113         SubMask *mask;
2114         MaskPoint *point;
2115         ((CWindowMaskGUI*)gui)->get_keyframe(track, autos, keyframe, mask, point, 1);
2116
2117         if (keyframe) {
2118                 int v = get_value();
2119 #ifdef USE_KEYFRAME_SPANNING
2120                 MaskAuto temp_keyframe(gui->mwindow->edl, autos);
2121                 temp_keyframe.copy_data(keyframe);
2122                 temp_keyframe.apply_before_plugins = v;
2123                 autos->update_parameter(&temp_keyframe);
2124 #else
2125                 keyframe->apply_before_plugins = v;
2126 #endif
2127                 gui->update_preview();
2128         }
2129         return 1;
2130 }
2131
2132
2133 CWindowDisableOpenGLMasking::CWindowDisableOpenGLMasking(CWindowToolGUI *gui, int x, int y)
2134  : BC_CheckBox(x, y, 1, _("Disable OpenGL masking"))
2135 {
2136         this->gui = gui;
2137 }
2138
2139 int CWindowDisableOpenGLMasking::handle_event()
2140 {
2141         Track *track;
2142         MaskAutos *autos;
2143         MaskAuto *keyframe;
2144         SubMask *mask;
2145         MaskPoint *point;
2146         ((CWindowMaskGUI*)gui)->get_keyframe(track, autos, keyframe, mask, point, 1);
2147
2148         if( keyframe ) {
2149                 int v = get_value();
2150 #ifdef USE_KEYFRAME_SPANNING
2151                 MaskAuto temp_keyframe(gui->mwindow->edl, autos);
2152                 temp_keyframe.copy_data(keyframe);
2153                 temp_keyframe.disable_opengl_masking = v;
2154                 autos->update_parameter(&temp_keyframe);
2155 #else
2156                 keyframe->disable_opengl_masking = v;
2157 #endif
2158                 gui->update_preview();
2159         }
2160         return 1;
2161 }
2162
2163
2164 CWindowMaskClrMask::CWindowMaskClrMask(MWindow *mwindow,
2165                 CWindowMaskGUI *gui, int x, int y)
2166  : BC_Button(x, y, mwindow->theme->get_image_set("reset_button"))
2167 {
2168         this->mwindow = mwindow;
2169         this->gui = gui;
2170         set_tooltip(_("Delete all masks"));
2171 }
2172
2173 CWindowMaskClrMask::~CWindowMaskClrMask()
2174 {
2175 }
2176
2177 int CWindowMaskClrMask::calculate_w(MWindow *mwindow)
2178 {
2179         VFrame *vfrm = *mwindow->theme->get_image_set("reset_button");
2180         return vfrm->get_w();
2181 }
2182
2183 int CWindowMaskClrMask::handle_event()
2184 {
2185         MaskAutos *autos;
2186         MaskAuto *keyframe;
2187         Track *track;
2188         MaskPoint *point;
2189         SubMask *mask;
2190
2191 // Get existing keyframe
2192         ((CWindowMaskGUI*)gui)->get_keyframe(track, autos, keyframe, mask, point, 0);
2193
2194         if( track ) {
2195                 mwindow->undo->update_undo_before(_("del masks"), 0);
2196                 ((MaskAutos*)track->automation->autos[AUTOMATION_MASK])->clear_all();
2197                 gui->update();
2198                 gui->update_preview();
2199                 mwindow->undo->update_undo_after(_("del masks"), LOAD_AUTOMATION);
2200         }
2201
2202         return 1;
2203 }
2204
2205 CWindowMaskGangFeather::CWindowMaskGangFeather(MWindow *mwindow,
2206                 CWindowToolGUI *gui, int x, int y)
2207  : BC_Toggle(x, y, mwindow->theme->get_image_set("gangpatch_data"), 0)
2208 {
2209         this->mwindow = mwindow;
2210         this->gui = gui;
2211         set_tooltip(_("Gang feather"));
2212 }
2213
2214 CWindowMaskGangFeather::~CWindowMaskGangFeather()
2215 {
2216 }
2217
2218 int CWindowMaskGangFeather::handle_event()
2219 {
2220         return 1;
2221 }
2222
2223 CWindowMaskGUI::CWindowMaskGUI(MWindow *mwindow, CWindowTool *thread)
2224  : CWindowToolGUI(mwindow, thread,
2225         _(PROGRAM_NAME ": Mask"), 360, 500)
2226 {
2227         this->mwindow = mwindow;
2228         this->thread = thread;
2229         active_point = 0;
2230         fade = 0;
2231         feather = 0;
2232         focused = 0;
2233         markers = 1;
2234         boundary = 1;
2235 }
2236 CWindowMaskGUI::~CWindowMaskGUI()
2237 {
2238         lock_window("CWindowMaskGUI::~CWindowMaskGUI");
2239         delete active_point;
2240         delete fade;
2241         delete feather;
2242         unlock_window();
2243 }
2244
2245 void CWindowMaskGUI::create_objects()
2246 {
2247         int x = 10, y = 10, margin = mwindow->theme->widget_border;
2248         int clr_x = get_w()-x - CWindowMaskClrMask::calculate_w(mwindow);
2249         int del_x = clr_x-margin - CWindowMaskDelMask::calculate_w(this,_("Delete"));
2250         //MaskAuto *keyframe = 0;
2251         //Track *track = mwindow->cwindow->calculate_affected_track();
2252         //if(track)
2253         //      keyframe = (MaskAuto*)mwindow->cwindow->calculate_affected_auto(track->automation->autos[AUTOMATION_MASK], 0);
2254
2255         lock_window("CWindowMaskGUI::create_objects");
2256         BC_Title *title;
2257         add_subwindow(title = new BC_Title(x, y, _("Mask:")));
2258         int x1 = x + 70;
2259         name = new CWindowMaskName(mwindow, this, x1, y, "");
2260         name->create_objects();
2261         add_subwindow(clr_mask = new CWindowMaskClrMask(mwindow, this, clr_x, y));
2262         add_subwindow(del_mask = new CWindowMaskDelMask(mwindow, this, del_x, y));
2263         y += name->get_h() + margin;
2264
2265         int bw = 0, bh = 0;
2266         BC_CheckBox::calculate_extents(this, &bw, &bh);
2267         int bdx = bw + margin;
2268         int x2 = x;
2269         for( int i=0; i<SUBMASKS; x2+=bdx, ++i ) {
2270                 int v = i == mwindow->edl->session->cwindow_mask ? 1 : 0;
2271                 mask_buttons[i] = new CWindowMaskButton(mwindow, this, x2, y, i, v);
2272                 add_subwindow(mask_buttons[i]);
2273         }
2274         x2 += margin;
2275         add_subwindow(mask_thumbler = new CWindowMaskThumbler(mwindow, this, x2, y));
2276         y += bh + margin;
2277         x2 = x;
2278         for( int i=0; i<SUBMASKS; x2+=bdx, ++i ) {
2279                 char text[BCSTRLEN];  sprintf(text, "%d", i);
2280                 int tx = (bw - get_text_width(MEDIUMFONT, text)) / 2;
2281                 mask_blabels[i] = new BC_Title(x2+tx, y, text);
2282                 add_subwindow(mask_blabels[i]);
2283         }
2284         y += bh + 2*margin;
2285
2286         add_subwindow(title = new BC_Title(x, y, _("Fade:")));
2287         fade = new CWindowMaskFade(mwindow, this, x1, y);
2288         fade->create_objects();
2289         x2 = x1 + fade->get_w() + 2*margin;
2290         int w2 = clr_x-2*margin - x2;
2291         add_subwindow(fade_slider = new CWindowMaskFadeSlider(mwindow, this, x2, y, w2));
2292         add_subwindow(gang_fader = new CWindowMaskGangFader(mwindow, this, clr_x, y));
2293         y += fade->get_h() + margin;
2294         add_subwindow(title = new BC_Title(x, y, _("Feather:")));
2295         feather = new CWindowMaskFeather(mwindow, this, x1, y);
2296         feather->create_objects();
2297         w2 = clr_x - 2*margin - x2;
2298         feather_slider = new CWindowMaskFeatherSlider(mwindow, this, x2, y, w2, 0);
2299         add_subwindow(feather_slider);
2300         add_subwindow(gang_feather = new CWindowMaskGangFeather(mwindow, this, clr_x, y));
2301         y += feather->get_h() + 3*margin;
2302
2303         add_subwindow(title = new BC_Title(x, y, _("Point:")));
2304         active_point = new CWindowMaskAffectedPoint(mwindow, this, x1, y);
2305         active_point->create_objects();
2306         add_subwindow(del_point = new CWindowMaskDelPoint(mwindow, this, del_x, y));
2307         y += active_point->get_h() + margin;
2308         add_subwindow(title = new BC_Title(x, y, "X:"));
2309         this->x = new CWindowCoord(this, x1, y, (float)0.0);
2310         this->x->create_objects();
2311         add_subwindow(draw_markers = new CWindowMaskDrawMarkers(mwindow, this, del_x, y));
2312         y += this->x->get_h() + margin;
2313         add_subwindow(title = new BC_Title(x, y, "Y:"));
2314         this->y = new CWindowCoord(this, x1, y, (float)0.0);
2315         this->y->create_objects();
2316         add_subwindow(draw_boundary = new CWindowMaskDrawBoundary(mwindow, this, del_x, y));
2317         y += this->y->get_h() + margin;
2318         BC_Bar *bar;
2319         add_subwindow(bar = new BC_Bar(x, y, get_w()-2*x));
2320         y += bar->get_h() + margin;
2321
2322         add_subwindow(title = new BC_Title(x, y, "X:"));
2323         focus_x = new CWindowCoord(this, x1, y, (float)0.0);
2324         focus_x->create_objects();
2325         add_subwindow(focus = new CWindowMaskFocus(mwindow, this, del_x, y));
2326         y += focus_x->get_h() + margin;
2327         add_subwindow(title = new BC_Title(x, y, "Y:"));
2328         focus_y = new CWindowCoord(this, x1, y, (float)0.0);
2329         focus_y->create_objects();
2330         y += focus_x->get_h() + margin;
2331         add_subwindow(this->apply_before_plugins = new CWindowMaskBeforePlugins(this, 10, y));
2332         y += this->apply_before_plugins->get_h();
2333         add_subwindow(this->disable_opengl_masking = new CWindowDisableOpenGLMasking(this, 10, y));
2334         y += this->disable_opengl_masking->get_h() + margin;
2335         add_subwindow(bar = new BC_Bar(x, y, get_w()-2*x));
2336         y += bar->get_h() + margin;
2337
2338         y += margin;
2339         add_subwindow(title = new BC_Title(x, y, _(
2340                 "Shift+LMB: move an end point\n"
2341                 "Ctrl+LMB: move a control point\n"
2342                 "Alt+LMB: to drag translate the mask\n"
2343                 "Shift+Key Delete to delete the mask\n"
2344                 "Wheel Up/Dn: rotate around pointer\n"
2345                 "Shift+Wheel Up/Dn: scale around pointer\n"
2346                 "Shift+MMB: Toggle focus center at pointer")));
2347         update();
2348         unlock_window();
2349 }
2350
2351 void CWindowMaskGUI::get_keyframe(Track* &track,
2352         MaskAutos* &autos,
2353         MaskAuto* &keyframe,
2354         SubMask* &mask,
2355         MaskPoint* &point,
2356         int create_it)
2357 {
2358         autos = 0;
2359         keyframe = 0;
2360
2361         track = mwindow->cwindow->calculate_affected_track();
2362         if(track)
2363         {
2364                 autos = (MaskAutos*)track->automation->autos[AUTOMATION_MASK];
2365                 keyframe = (MaskAuto*)mwindow->cwindow->calculate_affected_auto(
2366                         autos,
2367                         create_it);
2368         }
2369
2370         if(keyframe)
2371                 mask = keyframe->get_submask(mwindow->edl->session->cwindow_mask);
2372         else
2373                 mask = 0;
2374
2375         point = 0;
2376         if(keyframe)
2377         {
2378                 if(mwindow->cwindow->gui->affected_point < mask->points.total &&
2379                         mwindow->cwindow->gui->affected_point >= 0)
2380                 {
2381                         point = mask->points.values[mwindow->cwindow->gui->affected_point];
2382                 }
2383         }
2384 }
2385
2386 void CWindowMaskGUI::update()
2387 {
2388         Track *track;
2389         MaskAutos *autos;
2390         MaskAuto *keyframe;
2391         SubMask *mask;
2392         MaskPoint *point;
2393 //printf("CWindowMaskGUI::update 1\n");
2394         get_keyframe(track, autos, keyframe, mask, point, 0);
2395
2396         double position = mwindow->edl->local_session->get_selectionstart(1);
2397         position = mwindow->edl->align_to_frame(position, 0);
2398         if(track)
2399         {
2400                 int64_t position_i = track->to_units(position, 0);
2401
2402                 if(point) {
2403                         x->update(point->x);
2404                         y->update(point->y);
2405                 }
2406
2407                 if(mask) {
2408                         int k = mwindow->edl->session->cwindow_mask;
2409                         feather->update(autos->get_feather(position_i, k, PLAY_FORWARD));
2410                         fade->update(autos->get_fader(position_i, k, PLAY_FORWARD));
2411                         apply_before_plugins->update(keyframe->apply_before_plugins);
2412                         disable_opengl_masking->update(keyframe->disable_opengl_masking);
2413                 }
2414         }
2415
2416         active_point->update((int64_t)mwindow->cwindow->gui->affected_point);
2417         const char *text = "";
2418         if( keyframe ) {
2419                 name->update_items(keyframe);
2420                 int k = mwindow->edl->session->cwindow_mask;
2421                 if( k >= 0 && k < keyframe->masks.size() )
2422                         text = keyframe->masks[k]->name;
2423         }
2424         name->update(text);
2425 }
2426
2427 void CWindowMaskGUI::handle_event()
2428 {
2429         Track *track;
2430         MaskAuto *keyframe;
2431         MaskAutos *autos;
2432         SubMask *mask;
2433         MaskPoint *point;
2434         get_keyframe(track, autos, keyframe, mask, point, 0);
2435
2436         mwindow->undo->update_undo_before(_("mask point"), this);
2437
2438         if(point)
2439         {
2440 #ifdef USE_KEYFRAME_SPANNING
2441 // Create temp keyframe
2442                 MaskAuto temp_keyframe(mwindow->edl, autos);
2443                 temp_keyframe.copy_data(keyframe);
2444 // Get affected point in temp keyframe
2445                 mask = temp_keyframe.get_submask(mwindow->edl->session->cwindow_mask);
2446                 if(mwindow->cwindow->gui->affected_point < mask->points.total &&
2447                         mwindow->cwindow->gui->affected_point >= 0)
2448                 {
2449                         point = mask->points.values[mwindow->cwindow->gui->affected_point];
2450                 }
2451
2452                 if(point)
2453                 {
2454                         point->x = atof(x->get_text());
2455                         point->y = atof(y->get_text());
2456 // Commit to spanned keyframes
2457                         autos->update_parameter(&temp_keyframe);
2458                 }
2459 #else
2460                 point->x = atof(x->get_text());
2461                 point->y = atof(y->get_text());
2462 #endif
2463         }
2464
2465         update_preview();
2466         mwindow->undo->update_undo_after(_("mask point"), LOAD_AUTOMATION);
2467 }
2468
2469 void CWindowMaskGUI::update_preview()
2470 {
2471         unlock_window();
2472         CWindowGUI *cgui = mwindow->cwindow->gui;
2473         cgui->lock_window("CWindowMaskGUI::update_preview");
2474         cgui->sync_parameters(CHANGE_PARAMS, 0, 1);
2475         cgui->unlock_window();
2476         lock_window("CWindowMaskGUI::update_preview");
2477 }
2478
2479 void CWindowMaskGUI::set_focused(int v, float cx, float cy)
2480 {
2481         focus_x->update(cx);
2482         focus_y->update(cy);
2483         focus->update(focused = v);
2484 }
2485
2486 CWindowRulerGUI::CWindowRulerGUI(MWindow *mwindow, CWindowTool *thread)
2487  : CWindowToolGUI(mwindow,
2488         thread,
2489         _(PROGRAM_NAME ": Ruler"),
2490         320,
2491         240)
2492 {
2493 }
2494
2495 CWindowRulerGUI::~CWindowRulerGUI()
2496 {
2497 }
2498
2499 void CWindowRulerGUI::create_objects()
2500 {
2501         int x = 10, y = 10, x1 = 100;
2502         BC_Title *title;
2503
2504         lock_window("CWindowRulerGUI::create_objects");
2505         add_subwindow(title = new BC_Title(x, y, _("Current:")));
2506         add_subwindow(current = new BC_TextBox(x1, y, 200, 1, ""));
2507         y += title->get_h() + 5;
2508         add_subwindow(title = new BC_Title(x, y, _("Point 1:")));
2509         add_subwindow(point1 = new BC_TextBox(x1, y, 200, 1, ""));
2510         y += title->get_h() + 5;
2511         add_subwindow(title = new BC_Title(x, y, _("Point 2:")));
2512         add_subwindow(point2 = new BC_TextBox(x1, y, 200, 1, ""));
2513         y += title->get_h() + 5;
2514         add_subwindow(title = new BC_Title(x, y, _("Deltas:")));
2515         add_subwindow(deltas = new BC_TextBox(x1, y, 200, 1, ""));
2516         y += title->get_h() + 5;
2517         add_subwindow(title = new BC_Title(x, y, _("Distance:")));
2518         add_subwindow(distance = new BC_TextBox(x1, y, 200, 1, ""));
2519         y += title->get_h() + 5;
2520         add_subwindow(title = new BC_Title(x, y, _("Angle:")));
2521         add_subwindow(angle = new BC_TextBox(x1, y, 200, 1, ""));
2522         y += title->get_h() + 10;
2523         char string[BCTEXTLEN];
2524         sprintf(string,
2525                  _("Press Ctrl to lock ruler to the\nnearest 45%c%c angle."),
2526                 0xc2, 0xb0); // degrees utf
2527         add_subwindow(title = new BC_Title(x,
2528                 y,
2529                 string));
2530         y += title->get_h() + 10;
2531         sprintf(string, _("Press Alt to translate the ruler."));
2532         add_subwindow(title = new BC_Title(x,
2533                 y,
2534                 string));
2535         update();
2536         unlock_window();
2537 }
2538
2539 void CWindowRulerGUI::update()
2540 {
2541         char string[BCTEXTLEN];
2542         int cx = mwindow->session->cwindow_output_x;
2543         int cy = mwindow->session->cwindow_output_y;
2544         sprintf(string, "%d, %d", cx, cy);
2545         current->update(string);
2546         double x1 = mwindow->edl->session->ruler_x1;
2547         double y1 = mwindow->edl->session->ruler_y1;
2548         sprintf(string, "%.0f, %.0f", x1, y1);
2549         point1->update(string);
2550         double x2 = mwindow->edl->session->ruler_x2;
2551         double y2 = mwindow->edl->session->ruler_y2;
2552         sprintf(string, "%.0f, %.0f", x2, y2);
2553         point2->update(string);
2554         double dx = x2 - x1, dy = y2 - y1;
2555         sprintf(string, "%s%.0f, %s%.0f", (dx>=0? "+":""), dx, (dy>=0? "+":""), dy);
2556         deltas->update(string);
2557         double d = sqrt(dx*dx + dy*dy);
2558         sprintf(string, _("%0.01f pixels"), d);
2559         distance->update(string);
2560         double a = d > 0 ? (atan2(-dy, dx) * 180/M_PI) : 0.;
2561         sprintf(string, "%0.02f %c%c", a, 0xc2, 0xb0);
2562         angle->update(string);
2563 }
2564
2565 void CWindowRulerGUI::handle_event()
2566 {
2567 }
2568
2569
2570
2571