--- /dev/null
+
+/*
+ * CINELERRA
+ * Copyright (C) 1997-2014 Adam Williams <broadcast at earthling dot net>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ */
+
+#include "bcsignals.h"
+#include "clip.h"
+#include "cplayback.h"
+#include "cwindow.h"
+#include "edl.h"
+#include "edlsession.h"
+#include "localsession.h"
+#include "mainclock.h"
+#include "maincursor.h"
+#include "mainsession.h"
+#include "mbuttons.h"
+#include "mtimebar.h"
+#include "mwindowgui.h"
+#include "mwindow.h"
+#include "patchbay.h"
+#include "preferences.h"
+#include "theme.h"
+#include "trackcanvas.h"
+#include "tracks.h"
+#include "transportque.h"
+#include "zoombar.h"
+
+
+
+MTimeBar::MTimeBar(MWindow *mwindow,
+ MWindowGUI *gui,
+ int x,
+ int y,
+ int w,
+ int h)
+ : TimeBar(mwindow, gui, x, y, w, h)
+{
+ this->gui = gui;
+ this->pane = 0;
+}
+
+MTimeBar::MTimeBar(MWindow *mwindow,
+ TimelinePane *pane,
+ int x,
+ int y,
+ int w,
+ int h)
+ : TimeBar(mwindow, mwindow->gui, x, y, w, h)
+{
+ this->gui = mwindow->gui;
+ this->pane = pane;
+}
+
+void MTimeBar::create_objects()
+{
+ gui->add_subwindow(menu = new TimeBarPopup(mwindow));
+ menu->create_objects();
+
+ TimeBar::create_objects();
+}
+
+
+double MTimeBar::pixel_to_position(int pixel)
+{
+ return (double)pixel *
+ mwindow->edl->local_session->zoom_sample /
+ mwindow->edl->session->sample_rate +
+ (double)mwindow->edl->local_session->view_start[pane->number] *
+ mwindow->edl->local_session->zoom_sample /
+ mwindow->edl->session->sample_rate;
+}
+
+
+int64_t MTimeBar::position_to_pixel(double position)
+{
+ return (int64_t)(position *
+ mwindow->edl->session->sample_rate /
+ mwindow->edl->local_session->zoom_sample -
+ mwindow->edl->local_session->view_start[pane->number]);
+}
+
+
+void MTimeBar::stop_playback()
+{
+ gui->unlock_window();
+ gui->mbuttons->transport->handle_transport(STOP, 1, 0, 0);
+ gui->lock_window();
+}
+
+#define TEXT_MARGIN 4
+#define TICK_SPACING 5
+#define LINE_MARGIN 3
+#define TICK_MARGIN 16
+void MTimeBar::draw_time()
+{
+
+ char string[BCTEXTLEN];
+ int sample_rate = mwindow->edl->session->sample_rate;
+ double frame_rate = mwindow->edl->session->frame_rate;
+// Seconds between text markings
+ double text_interval = 3600.0;
+// Seconds between tick marks
+ double tick_interval = 3600.0;
+
+
+// Calculate tick mark spacing, number spacing, and starting point based
+// on zoom, time format, project settings.
+
+// If the time format is for audio, mark round numbers of samples based on
+// samplerate.
+// Fow low zoom, mark tens of samples.
+
+// If the time format is for video, mark round number of frames based on
+// framerate.
+// For low zoom, mark individual frames.
+
+ //int64_t windowspan = mwindow->edl->local_session->zoom_sample * get_w();
+
+ draw_range();
+
+
+
+
+
+// Number of seconds per pixel
+ double time_per_pixel = (double)mwindow->edl->local_session->zoom_sample /
+ sample_rate;
+// Seconds in each frame
+ double frame_seconds = (double)1.0 / frame_rate;
+// Starting time of view in seconds.
+ double view_start = mwindow->edl->local_session->view_start[pane->number] *
+ time_per_pixel;
+// Ending time of view in seconds
+ double view_end = (double)(mwindow->edl->local_session->view_start[pane->number] +
+ get_w()) * time_per_pixel;
+// Get minimum distance between text marks
+ int min_pixels1 = get_text_width(MEDIUMFONT,
+ Units::totext(string,
+ view_start,
+ mwindow->edl->session->time_format,
+ sample_rate,
+ mwindow->edl->session->frame_rate,
+ mwindow->edl->session->frames_per_foot)) + TEXT_MARGIN;
+ int min_pixels2 = get_text_width(MEDIUMFONT,
+ Units::totext(string,
+ view_end,
+ mwindow->edl->session->time_format,
+ sample_rate,
+ mwindow->edl->session->frame_rate,
+ mwindow->edl->session->frames_per_foot)) + TEXT_MARGIN;
+ int min_pixels = (int)MAX(min_pixels1, min_pixels2);
+
+
+// Minimum seconds between text marks
+ double min_time = (double)min_pixels *
+ mwindow->edl->local_session->zoom_sample /
+ sample_rate;
+
+
+// Get first text mark on or before window start
+ int64_t starting_mark = 0;
+
+ int progression = 1;
+
+// Default text spacing
+ text_interval = 0.5;
+ double prev_text_interval = 1.0;
+
+ while(text_interval >= min_time)
+ {
+ prev_text_interval = text_interval;
+ if(progression == 0)
+ {
+ text_interval /= 2;
+ progression++;
+ }
+ else
+ if(progression == 1)
+ {
+ text_interval /= 2;
+ progression++;
+ }
+ else
+ if(progression == 2)
+ {
+ text_interval /= 2.5;
+ progression = 0;
+ }
+ }
+
+ text_interval = prev_text_interval;
+
+ if(1 >= min_time)
+ ;
+ else
+ if(2 >= min_time)
+ text_interval = 2;
+ else
+ if(5 >= min_time)
+ text_interval = 5;
+ else
+ if(10 >= min_time)
+ text_interval = 10;
+ else
+ if(15 >= min_time)
+ text_interval = 15;
+ else
+ if(20 >= min_time)
+ text_interval = 20;
+ else
+ if(30 >= min_time)
+ text_interval = 30;
+ else
+ if(60 >= min_time)
+ text_interval = 60;
+ else
+ if(120 >= min_time)
+ text_interval = 120;
+ else
+ if(300 >= min_time)
+ text_interval = 300;
+ else
+ if(600 >= min_time)
+ text_interval = 600;
+ else
+ if(1200 >= min_time)
+ text_interval = 1200;
+ else
+ if(1800 >= min_time)
+ text_interval = 1800;
+ else
+ if(3600 >= min_time)
+ text_interval = 3600;
+
+// Set text interval
+ switch(mwindow->edl->session->time_format)
+ {
+ case TIME_FEET_FRAMES:
+ {
+ double foot_seconds = frame_seconds * mwindow->edl->session->frames_per_foot;
+ if(frame_seconds >= min_time)
+ text_interval = frame_seconds;
+ else
+ if(foot_seconds / 8.0 > min_time)
+ text_interval = frame_seconds * mwindow->edl->session->frames_per_foot / 8.0;
+ else
+ if(foot_seconds / 4.0 > min_time)
+ text_interval = frame_seconds * mwindow->edl->session->frames_per_foot / 4.0;
+ else
+ if(foot_seconds / 2.0 > min_time)
+ text_interval = frame_seconds * mwindow->edl->session->frames_per_foot / 2.0;
+ else
+ if(foot_seconds > min_time)
+ text_interval = frame_seconds * mwindow->edl->session->frames_per_foot;
+ else
+ if(foot_seconds * 2 >= min_time)
+ text_interval = foot_seconds * 2;
+ else
+ if(foot_seconds * 5 >= min_time)
+ text_interval = foot_seconds * 5;
+ else
+ {
+
+ for(int factor = 10, progression = 0; factor <= 100000; )
+ {
+ if(foot_seconds * factor >= min_time)
+ {
+ text_interval = foot_seconds * factor;
+ break;
+ }
+
+ if(progression == 0)
+ {
+ factor = (int)(factor * 2.5);
+ progression++;
+ }
+ else
+ if(progression == 1)
+ {
+ factor = (int)(factor * 2);
+ progression++;
+ }
+ else
+ if(progression == 2)
+ {
+ factor = (int)(factor * 2);
+ progression = 0;
+ }
+ }
+
+ }
+ break;
+ }
+
+ case TIME_FRAMES:
+ case TIME_HMSF:
+// One frame per text mark
+ if(frame_seconds >= min_time)
+ text_interval = frame_seconds;
+ else
+ if(frame_seconds * 2 >= min_time)
+ text_interval = frame_seconds * 2;
+ else
+ if(frame_seconds * 5 >= min_time)
+ text_interval = frame_seconds * 5;
+ else
+ {
+
+ for(int factor = 10, progression = 0; factor <= 100000; )
+ {
+ if(frame_seconds * factor >= min_time)
+ {
+ text_interval = frame_seconds * factor;
+ break;
+ }
+
+ if(progression == 0)
+ {
+ factor = (int)(factor * 2.5);
+ progression++;
+ }
+ else
+ if(progression == 1)
+ {
+ factor = (int)(factor * 2);
+ progression++;
+ }
+ else
+ if(progression == 2)
+ {
+ factor = (int)(factor * 2);
+ progression = 0;
+ }
+ }
+
+ }
+ break;
+
+ default:
+ break;
+ }
+
+// Sanity
+ while(text_interval < min_time)
+ {
+ text_interval *= 2;
+ }
+
+// Set tick interval
+ tick_interval = text_interval;
+
+ switch(mwindow->edl->session->time_format)
+ {
+ case TIME_HMSF:
+ case TIME_FEET_FRAMES:
+ case TIME_FRAMES:
+ if(frame_seconds / time_per_pixel > TICK_SPACING)
+ tick_interval = frame_seconds;
+ break;
+ }
+
+// Get first text mark on or before window start
+ starting_mark = (int64_t)((double)mwindow->edl->local_session->view_start[pane->number] *
+ time_per_pixel / text_interval);
+
+ double start_position = (double)starting_mark * text_interval;
+ int64_t iteration = 0;
+
+
+//printf("text_interval=%f\n", text_interval);
+ while(start_position + text_interval * iteration < view_end)
+ {
+ double position1 = start_position + text_interval * iteration;
+ int pixel = (int64_t)(position1 / time_per_pixel) -
+ mwindow->edl->local_session->view_start[pane->number];
+ int pixel1 = pixel;
+
+ Units::totext(string,
+ position1,
+ mwindow->edl->session->time_format,
+ sample_rate,
+ mwindow->edl->session->frame_rate,
+ mwindow->edl->session->frames_per_foot);
+ set_color(get_resources()->default_text_color);
+ set_font(MEDIUMFONT);
+
+ draw_text(pixel + TEXT_MARGIN, get_text_ascent(MEDIUMFONT), string);
+ draw_line(pixel, LINE_MARGIN, pixel, get_h() - 2);
+
+ double position2 = start_position + text_interval * (iteration + 1);
+ int pixel2 = (int64_t)(position2 / time_per_pixel) -
+ mwindow->edl->local_session->view_start[pane->number];
+
+ for(double tick_position = position1;
+ tick_position < position2;
+ tick_position += tick_interval)
+ {
+ pixel = (int64_t)(tick_position / time_per_pixel) -
+ mwindow->edl->local_session->view_start[pane->number];
+ if(labs(pixel - pixel1) > 1 &&
+ labs(pixel - pixel2) > 1)
+ draw_line(pixel, TICK_MARGIN, pixel, get_h() - 2);
+ }
+ iteration++;
+ }
+
+
+}
+
+void MTimeBar::draw_range()
+{
+ int x1 = 0, x2 = 0;
+ if(mwindow->edl->tracks->total_playable_vtracks() &&
+ mwindow->preferences->use_brender)
+ {
+ double time_per_pixel = (double)mwindow->edl->local_session->zoom_sample /
+ mwindow->edl->session->sample_rate;
+ x1 = (int)(mwindow->edl->session->brender_start / time_per_pixel) -
+ mwindow->edl->local_session->view_start[pane->number];
+ x2 = (int)(mwindow->session->brender_end / time_per_pixel) -
+ mwindow->edl->local_session->view_start[pane->number];
+ }
+
+ if(x2 > x1 &&
+ x1 < get_w() &&
+ x2 > 0)
+ {
+ draw_top_background(get_parent(), 0, 0, x1, get_h());
+
+ draw_3segmenth(x1, 0, x2 - x1, mwindow->theme->get_image("timebar_brender"));
+
+ draw_top_background(get_parent(), x2, 0, get_w() - x2, get_h());
+ }
+ else
+ {
+ draw_top_background(get_parent(), 0, 0, get_w(), get_h());
+ }
+
+
+// int64_t pixel = position_to_pixel(
+// mwindow->edl->local_session->get_selectionstart(1));
+//
+// set_color(mwindow->theme->timebar_cursor_colorg);
+// draw_line(pixel, 0, pixel, get_h());
+//printf("MTimeBar::draw_range %f %f\n", mwindow->session->brender_end, time_per_pixel);
+}
+
+void MTimeBar::select_label(double position)
+{
+ EDL *edl = mwindow->edl;
+
+ gui->unlock_window();
+ gui->mbuttons->transport->handle_transport(STOP, 1, 0, 0);
+ gui->lock_window();
+
+ position = mwindow->edl->align_to_frame(position, 1);
+
+ if(shift_down())
+ {
+ if(position > edl->local_session->get_selectionend(1) / 2 +
+ edl->local_session->get_selectionstart(1) / 2)
+ {
+
+ edl->local_session->set_selectionend(position);
+ }
+ else
+ {
+ edl->local_session->set_selectionstart(position);
+ }
+ }
+ else
+ {
+ edl->local_session->set_selectionstart(position);
+ edl->local_session->set_selectionend(position);
+ }
+
+// Que the CWindow
+ mwindow->cwindow->update(1, 0, 0, 0, 1);
+
+ gui->hide_cursor(0);
+ gui->draw_cursor(1);
+ gui->flash_canvas(1);
+ gui->zoombar->update();
+ update_highlights();
+ activate_timeline();
+}
+
+
+int MTimeBar::resize_event()
+{
+ reposition_window(mwindow->theme->mtimebar_x,
+ mwindow->theme->mtimebar_y,
+ mwindow->theme->mtimebar_w,
+ mwindow->theme->mtimebar_h);
+ update(0);
+ return 1;
+}
+
+int MTimeBar::resize_event(int x, int y, int w, int h)
+{
+ reposition_window(x,
+ y,
+ w,
+ h);
+ update(0);
+ return 1;
+}
+
+// int MTimeBar::test_preview(int buttonpress)
+// {
+// int result = 0;
+// return result;
+// }
+//
+
+
+void MTimeBar::handle_mwindow_drag()
+{
+//printf("TimeBar::cursor_motion_event %d %d\n", __LINE__, current_operation);
+ int relative_cursor_x = pane->canvas->get_relative_cursor_x();
+ if(relative_cursor_x >= pane->canvas->get_w() ||
+ relative_cursor_x < 0)
+ {
+ pane->canvas->start_dragscroll();
+ }
+ else
+ if(relative_cursor_x < pane->canvas->get_w() &&
+ relative_cursor_x >= 0)
+ {
+ pane->canvas->stop_dragscroll();
+ }
+
+ update(0);
+}
+
+void MTimeBar::update(int flush)
+{
+ TimeBar::update(flush);
+}
+
+void MTimeBar::update_clock(double position)
+{
+ if(!mwindow->cwindow->playback_engine->is_playing_back)
+ gui->mainclock->update(position);
+}
+
+void MTimeBar::update_cursor()
+{
+ int rx = get_relative_cursor_x();
+ double position = pixel_to_position(rx);
+
+ position = mwindow->edl->align_to_frame(position, 0);
+ position = MAX(0, position);
+
+ mwindow->select_point(position);
+ update(1);
+}
+
+double MTimeBar::test_highlight()
+{
+// Don't crash during initialization
+ if(pane->canvas)
+ {
+ if(mwindow->session->current_operation == NO_OPERATION)
+ {
+ if(pane->canvas->is_event_win() &&
+ pane->canvas->cursor_inside())
+ {
+ int cursor_x = pane->canvas->get_cursor_x();
+ double position = (double)cursor_x *
+ (double)mwindow->edl->local_session->zoom_sample /
+ (double)mwindow->edl->session->sample_rate +
+ (double)mwindow->edl->local_session->view_start[pane->number] *
+ (double)mwindow->edl->local_session->zoom_sample /
+ (double)mwindow->edl->session->sample_rate;
+ pane->canvas->timebar_position = mwindow->edl->align_to_frame(position, 0);
+ }
+
+//printf("MTimeBar::test_highlight %d %d %f\n", __LINE__, pane->canvas->cursor_inside(), pane->canvas->timebar_position);
+ return pane->canvas->timebar_position;
+ }
+ else
+ if(mwindow->session->current_operation == SELECT_REGION ||
+ mwindow->session->current_operation == DRAG_EDITHANDLE2)
+ {
+//printf("MTimeBar::test_highlight %d %f\n", __LINE__, mwindow->gui->canvas->timebar_position);
+ return pane->canvas->timebar_position;
+ }
+
+ return -1;
+ }
+ else
+ {
+ return -1;
+ }
+}
+
+int MTimeBar::repeat_event(int64_t duration)
+{
+ if(!pane->canvas->drag_scroll) return 0;
+ if(duration != BC_WindowBase::get_resources()->scroll_repeat) return 0;
+
+ int distance = 0;
+ int x_movement = 0;
+ int relative_cursor_x = pane->canvas->get_relative_cursor_x();
+ if(current_operation == TIMEBAR_DRAG)
+ {
+ if(relative_cursor_x >= pane->canvas->get_w())
+ {
+ distance = relative_cursor_x - pane->canvas->get_w();
+ x_movement = 1;
+ }
+ else
+ if(relative_cursor_x < 0)
+ {
+ distance = relative_cursor_x;
+ x_movement = 1;
+ }
+
+
+
+ if(x_movement)
+ {
+ update_cursor();
+ mwindow->samplemovement(
+ mwindow->edl->local_session->view_start[pane->number] + distance,
+ pane->number);
+ }
+ return 1;
+ }
+
+ return 0;
+}
+
+int MTimeBar::button_press_event()
+{
+ int result = 0;
+
+ if(is_event_win() && cursor_above() && get_buttonpress() == 3)
+ {
+ menu->update();
+ menu->activate_menu();
+ result = 1;
+ }
+
+ if(!result) return TimeBar::button_press_event();
+ return result;
+}
+
+
+void MTimeBar::activate_timeline()
+{
+ pane->activate();
+}
+
+
+
+
+
+
+TimeBarPopupItem::TimeBarPopupItem(MWindow *mwindow,
+ TimeBarPopup *menu,
+ const char *text,
+ int value)
+ : BC_MenuItem(text)
+{
+ this->mwindow = mwindow;
+ this->menu = menu;
+ this->value = value;
+}
+
+int TimeBarPopupItem::handle_event()
+{
+ mwindow->edl->session->time_format = value;
+ mwindow->gui->update(0, 0, 1, 0, 0, 1, 0);
+ mwindow->gui->redraw_time_dependancies();
+ return 1;
+}
+
+
+
+TimeBarPopup::TimeBarPopup(MWindow *mwindow)
+ : BC_PopupMenu(0,
+ 0,
+ 0,
+ "",
+ 0)
+{
+ this->mwindow = mwindow;
+}
+
+TimeBarPopup::~TimeBarPopup()
+{
+}
+
+
+void TimeBarPopup::create_objects()
+{
+ add_item(items[0] = new TimeBarPopupItem(mwindow,
+ this,
+ TIME_HMS_TEXT,
+ TIME_HMS));
+ add_item(items[1] = new TimeBarPopupItem(mwindow,
+ this,
+ TIME_HMSF_TEXT,
+ TIME_HMSF));
+ add_item(items[2] = new TimeBarPopupItem(mwindow,
+ this,
+ TIME_FRAMES_TEXT,
+ TIME_FRAMES));
+ add_item(items[3] = new TimeBarPopupItem(mwindow,
+ this,
+ TIME_SAMPLES_TEXT,
+ TIME_SAMPLES));
+ add_item(items[4] = new TimeBarPopupItem(mwindow,
+ this,
+ TIME_SAMPLES_HEX_TEXT,
+ TIME_SAMPLES_HEX));
+ add_item(items[5] = new TimeBarPopupItem(mwindow,
+ this,
+ TIME_SECONDS_TEXT,
+ TIME_SECONDS));
+ add_item(items[6] = new TimeBarPopupItem(mwindow,
+ this,
+ TIME_FEET_FRAMES_TEXT,
+ TIME_FEET_FRAMES));
+}
+
+void TimeBarPopup::update()
+{
+ for(int i = 0; i < TOTAL_TIMEFORMATS; i++)
+ {
+ if(items[i]->value == mwindow->edl->session->time_format)
+ {
+ items[i]->set_checked(1);
+ }
+ else
+ {
+ items[i]->set_checked(0);
+ }
+ }
+}
+
+
+
+
+