hvirtual/cinelerra/patchgui.C

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#include "automation.h"
#include "bcsignals.h"
#include "cplayback.h"
#include "cwindow.h"
#include "edl.h"
#include "edlsession.h"
#include "intauto.h"
#include "intautos.h"
#include "language.h"
#include "localsession.h"
#include "mainsession.h"
#include "mainundo.h"
#include "mwindow.h"
#include "mwindowgui.h"
#include "patchbay.h"
#include "patchgui.h"
#include "playbackengine.h"
#include "theme.h"
#include "track.h"
#include "trackcanvas.h"
#include "tracks.h"
#include "transportque.h"
#include "vframe.h"



PatchGUI::PatchGUI(MWindow *mwindow, 
                PatchBay *patchbay, 
                Track *track, 
                int x, 
                int y)
{
        this->mwindow = mwindow;
        this->patchbay = patchbay;
        this->track = track;
        this->x = x;
        this->y = y;
        title = 0;
        record = 0;
        play = 0;
//      automate = 0;
        gang = 0;
        draw = 0;
        mute = 0;
        expand = 0;
        nudge = 0;
        change_source = 0;
        track_id = -1;
        if(track) track_id = track->get_id();
}

PatchGUI::~PatchGUI()
{
        if(title) delete title;
        if(record) delete record;
        if(play) delete play;
//      if(automate) delete automate;
        if(gang) delete gang;
        if(draw) delete draw;
        if(mute) delete mute;
        if(expand) delete expand;
        if(nudge) delete nudge;
}

int PatchGUI::create_objects()
{
        return update(x, y);
}

int PatchGUI::reposition(int x, int y)
{
        int x1 = 0;
        int y1 = 0;


        if(x != this->x || y != this->y)
        {
                this->x = x;
                this->y = y;

                if(title)
                {
TRACE("PatchGUI::reposition 1\n");
                        title->reposition_window(x1, y1 + y);
TRACE("PatchGUI::reposition 2\n");
                }
                y1 += mwindow->theme->title_h;

                if(play)
                {
TRACE("PatchGUI::reposition 3\n");
                        play->reposition_window(x1, y1 + y);
                        x1 += play->get_w();
TRACE("PatchGUI::reposition 4\n");
                        record->reposition_window(x1, y1 + y);
                        x1 += record->get_w();
TRACE("PatchGUI::reposition 5\n");
//                      automate->reposition_window(x1, y1 + y);
//                      x1 += automate->get_w();
                        gang->reposition_window(x1, y1 + y);
                        x1 += gang->get_w();
TRACE("PatchGUI::reposition 6\n");
                        draw->reposition_window(x1, y1 + y);
                        x1 += draw->get_w();
TRACE("PatchGUI::reposition 7\n");
                        mute->reposition_window(x1, y1 + y);
                        x1 += mute->get_w();
TRACE("PatchGUI::reposition 8\n");

                        if(expand)
                        {
TRACE("PatchGUI::reposition 9\n");
                                VFrame **expandpatch_data = mwindow->theme->get_image_set("expandpatch_data");
                                expand->reposition_window(
                                        patchbay->get_w() - 10 - expandpatch_data[0]->get_w(), 
                                        y1 + y);
TRACE("PatchGUI::reposition 10\n");
                                x1 += expand->get_w();
TRACE("PatchGUI::reposition 11\n");
                        }
                }
                y1 += mwindow->theme->play_h;
        }
        else
        {
                y1 += mwindow->theme->title_h;
                y1 += mwindow->theme->play_h;
        }

        return y1;
}

int PatchGUI::update(int x, int y)
{
//TRACE("PatchGUI::update 1");
        reposition(x, y);
//TRACE("PatchGUI::update 10");

        int h = track->vertical_span(mwindow->theme);
        int y1 = 0;
        int x1 = 0;
//printf("PatchGUI::update 10\n");

        if(title)
        {
                if(h - y1 < 0)
                {
                        delete title;
                        title = 0;
                }
                else
                {
                        title->update(track->title);
                }
        }
        else
        if(h - y1 >= 0)
        {
                patchbay->add_subwindow(title = new TitlePatch(mwindow, this, x1 + x, y1 + y));
        }
        y1 += mwindow->theme->title_h;

        if(play)
        {
                if(h - y1 < mwindow->theme->play_h)
                {
                        delete play;
                        delete record;
                        delete gang;
                        delete draw;
                        delete mute;
                        delete expand;
                        play = 0;
                        record = 0;
                        draw = 0;
                        mute = 0;
                        expand = 0;
                }
                else
                {
                        play->update(track->play);
                        record->update(track->record);
                        gang->update(track->gang);
                        draw->update(track->draw);
                        mute->update(mute->get_keyframe(mwindow, this)->value);
                        expand->update(track->expand_view);
                }
        }
        else
        if(h - y1 >= mwindow->theme->play_h)
        {
                patchbay->add_subwindow(play = new PlayPatch(mwindow, this, x1 + x, y1 + y));
//printf("PatchGUI::update 1 %p %p\n", play, &play->status);
                x1 += play->get_w();
                patchbay->add_subwindow(record = new RecordPatch(mwindow, this, x1 + x, y1 + y));
                x1 += record->get_w();
                patchbay->add_subwindow(gang = new GangPatch(mwindow, this, x1 + x, y1 + y));
                x1 += gang->get_w();
                patchbay->add_subwindow(draw = new DrawPatch(mwindow, this, x1 + x, y1 + y));
                x1 += draw->get_w();
                patchbay->add_subwindow(mute = new MutePatch(mwindow, this, x1 + x, y1 + y));
                x1 += mute->get_w();

                VFrame **expandpatch_data = mwindow->theme->get_image_set("expandpatch_data");
                patchbay->add_subwindow(expand = new ExpandPatch(mwindow, 
                        this, 
                        patchbay->get_w() - 10 - expandpatch_data[0]->get_w(), 
                        y1 + y));
                x1 += expand->get_w();
        }
        y1 += mwindow->theme->play_h;

//UNTRACE
        return y1;
}


void PatchGUI::toggle_behavior(int type, 
                int value,
                BC_Toggle *toggle,
                int *output)
{
        if(toggle->shift_down())
        {
                int total_selected = mwindow->edl->tracks->total_of(type);

// nothing previously selected
                if(total_selected == 0)
                {
                        mwindow->edl->tracks->select_all(type,
                                1);
                }
                else
                if(total_selected == 1)
                {
// this patch was previously the only one on
                        if(*output)
                        {
                                mwindow->edl->tracks->select_all(type,
                                        1);
                        }
// another patch was previously the only one on
                        else
                        {
                                mwindow->edl->tracks->select_all(type,
                                        0);
                                *output = 1;
                        }
                }
                else
                if(total_selected > 1)
                {
                        mwindow->edl->tracks->select_all(type,
                                0);
                        *output = 1;
                }
                toggle->set_value(*output);
                patchbay->update();
                patchbay->drag_operation = type;
                patchbay->new_status = 1;
                patchbay->button_down = 1;
        }
        else
        {
                *output = value;
// Select + drag behavior
                patchbay->drag_operation = type;
                patchbay->new_status = value;
                patchbay->button_down = 1;
        }

        switch(type)
        {
                case Tracks::PLAY:
                        mwindow->gui->unlock_window();
                        mwindow->restart_brender();
                        mwindow->sync_parameters(CHANGE_EDL);
                        mwindow->gui->lock_window("PatchGUI::toggle_behavior 1");
                        mwindow->undo->update_undo(_("play patch"), LOAD_PATCHES);
                        break;

                case Tracks::MUTE:
                        mwindow->gui->unlock_window();
                        mwindow->restart_brender();
                        mwindow->sync_parameters(CHANGE_PARAMS);
                        mwindow->gui->lock_window("PatchGUI::toggle_behavior 2");
                        mwindow->undo->update_undo(_("mute patch"), LOAD_PATCHES);
                        break;

// Update affected tracks in cwindow
                case Tracks::RECORD:
                        mwindow->cwindow->update(0, 1, 1);
                        mwindow->undo->update_undo(_("record patch"), LOAD_PATCHES);
                        break;

                case Tracks::GANG:
                        mwindow->undo->update_undo(_("gang patch"), LOAD_PATCHES);
                        break;

                case Tracks::DRAW:
                        mwindow->undo->update_undo(_("draw patch"), LOAD_PATCHES);
                        mwindow->gui->update(0, 1, 0, 0, 0, 0, 0);
                        break;

                case Tracks::EXPAND:
                        mwindow->undo->update_undo(_("expand patch"), LOAD_PATCHES);
                        break;
        }
}


char* PatchGUI::calculate_nudge_text(int *changed)
{
        if(changed) *changed = 0;
        if(track->edl->session->nudge_seconds)
        {
                sprintf(string_return, "%.4f", track->from_units(track->nudge));
                if(changed && nudge && atof(nudge->get_text()) - atof(string_return) != 0)
                        *changed = 1;
        }
        else
        {
                sprintf(string_return, "%d", track->nudge);
                if(changed && nudge && atoi(nudge->get_text()) - atoi(string_return) != 0)
                        *changed = 1;
        }
        return string_return;
}


int64_t PatchGUI::calculate_nudge(char *string)
{
        if(mwindow->edl->session->nudge_seconds)
        {
                float result;
                sscanf(string, "%f", &result);
                return track->to_units(result, 0);
        }
        else
        {
                int64_t temp;
                sscanf(string, "%lld", &temp);
                return temp;
        }
}












PlayPatch::PlayPatch(MWindow *mwindow, PatchGUI *patch, int x, int y)
 : BC_Toggle(x, 
                y, 
                mwindow->theme->get_image_set("playpatch_data"),
                patch->track->play, 
                "",
                0,
                0,
                0)
{
        this->mwindow = mwindow;
        this->patch = patch;
        set_tooltip(_("Play track"));
        set_select_drag(1);
}

int PlayPatch::button_press_event()
{
        if(is_event_win() && get_buttonpress() == 1)
        {
                set_status(BC_Toggle::TOGGLE_DOWN);
                update(!get_value());
                patch->toggle_behavior(Tracks::PLAY,
                        get_value(),
                        this,
                        &patch->track->play);
                return 1;
        }
        return 0;
}

int PlayPatch::button_release_event()
{
        int result = BC_Toggle::button_release_event();
        if(patch->patchbay->drag_operation != Tracks::NONE)
        {
                patch->patchbay->drag_operation = Tracks::NONE;
        }
        return result;
}











RecordPatch::RecordPatch(MWindow *mwindow, PatchGUI *patch, int x, int y)
 : BC_Toggle(x, 
                y, 
                mwindow->theme->get_image_set("recordpatch_data"),
                patch->track->record, 
                "",
                0,
                0,
                0)
{
        this->mwindow = mwindow;
        this->patch = patch;
        set_tooltip(_("Arm track"));
        set_select_drag(1);
}

int RecordPatch::button_press_event()
{
        if(is_event_win() && get_buttonpress() == 1)
        {
                set_status(BC_Toggle::TOGGLE_DOWN);
                update(!get_value());
                patch->toggle_behavior(Tracks::RECORD,
                        get_value(),
                        this,
                        &patch->track->record);
                return 1;
        }
        return 0;
}

int RecordPatch::button_release_event()
{
        int result = BC_Toggle::button_release_event();
        if(patch->patchbay->drag_operation != Tracks::NONE)
        {
                patch->patchbay->drag_operation = Tracks::NONE;
        }
        return result;
}











GangPatch::GangPatch(MWindow *mwindow, PatchGUI *patch, int x, int y)
 : BC_Toggle(x, y, 
                mwindow->theme->get_image_set("gangpatch_data"),
                patch->track->gang, 
                "",
                0,
                0,
                0)
{
        this->mwindow = mwindow;
        this->patch = patch;
        set_tooltip(_("Gang faders"));
        set_select_drag(1);
}

int GangPatch::button_press_event()
{
        if(is_event_win() && get_buttonpress() == 1)
        {
                set_status(BC_Toggle::TOGGLE_DOWN);
                update(!get_value());
                patch->toggle_behavior(Tracks::GANG,
                        get_value(),
                        this,
                        &patch->track->gang);
                return 1;
        }
        return 0;
}

int GangPatch::button_release_event()
{
        int result = BC_Toggle::button_release_event();
        if(patch->patchbay->drag_operation != Tracks::NONE)
        {
                patch->patchbay->drag_operation = Tracks::NONE;
        }
        return result;
}











DrawPatch::DrawPatch(MWindow *mwindow, PatchGUI *patch, int x, int y)
 : BC_Toggle(x, y, 
                mwindow->theme->get_image_set("drawpatch_data"),
                patch->track->draw, 
                "",
                0,
                0,
                0)
{
        this->mwindow = mwindow;
        this->patch = patch;
        set_tooltip(_("Draw media"));
        set_select_drag(1);
}

int DrawPatch::button_press_event()
{
        if(is_event_win() && get_buttonpress() == 1)
        {
                set_status(BC_Toggle::TOGGLE_DOWN);
                update(!get_value());
                patch->toggle_behavior(Tracks::DRAW,
                        get_value(),
                        this,
                        &patch->track->draw);
                return 1;
        }
        return 0;
}

int DrawPatch::button_release_event()
{
        int result = BC_Toggle::button_release_event();
        if(patch->patchbay->drag_operation != Tracks::NONE)
        {
                patch->patchbay->drag_operation = Tracks::NONE;
        }
        return result;
}










MutePatch::MutePatch(MWindow *mwindow, PatchGUI *patch, int x, int y)
 : BC_Toggle(x, y, 
                mwindow->theme->get_image_set("mutepatch_data"),
                get_keyframe(mwindow, patch)->value, 
                "",
                0,
                0,
                0)
{
        this->mwindow = mwindow;
        this->patch = patch;
        set_tooltip(_("Don't send to output"));
        set_select_drag(1);
}

int MutePatch::button_press_event()
{
        if(is_event_win() && get_buttonpress() == 1)
        {
                set_status(BC_Toggle::TOGGLE_DOWN);
                update(!get_value());
                IntAuto *current;
                double position = mwindow->edl->local_session->get_selectionstart(1);
                Autos *mute_autos = patch->track->automation->autos[AUTOMATION_MUTE];


                current = (IntAuto*)mute_autos->get_auto_for_editing(position);
                current->value = get_value();

                patch->toggle_behavior(Tracks::MUTE,
                        get_value(),
                        this,
                        &current->value);


                mwindow->undo->update_undo(_("keyframe"), LOAD_AUTOMATION);

                if(mwindow->edl->session->auto_conf->autos[AUTOMATION_MUTE])
                {
                        mwindow->gui->canvas->draw_overlays();
                        mwindow->gui->canvas->flash();
                }
                return 1;
        }
        return 0;
}

int MutePatch::button_release_event()
{
        int result = BC_Toggle::button_release_event();
        if(patch->patchbay->drag_operation != Tracks::NONE)
        {
                patch->patchbay->drag_operation = Tracks::NONE;
        }
        return result;
}

IntAuto* MutePatch::get_keyframe(MWindow *mwindow, PatchGUI *patch)
{
        Auto *current = 0;
        double unit_position = mwindow->edl->local_session->get_selectionstart(1);
        unit_position = mwindow->edl->align_to_frame(unit_position, 0);
        unit_position = patch->track->to_units(unit_position, 0);
        return (IntAuto*)patch->track->automation->autos[AUTOMATION_MUTE]->get_prev_auto(
                (int64_t)unit_position, 
                PLAY_FORWARD,
                current);
}












ExpandPatch::ExpandPatch(MWindow *mwindow, PatchGUI *patch, int x, int y)
 : BC_Toggle(x, 
                y, 
                mwindow->theme->get_image_set("expandpatch_data"),
                patch->track->expand_view, 
                "",
                0,
                0,
                0)
{
        this->mwindow = mwindow;
        this->patch = patch;
        set_select_drag(1);
}

int ExpandPatch::button_press_event()
{
        if(is_event_win() && get_buttonpress() == 1)
        {
                set_status(BC_Toggle::TOGGLE_DOWN);
                update(!get_value());
                patch->toggle_behavior(Tracks::EXPAND,
                        get_value(),
                        this,
                        &patch->track->expand_view);
                mwindow->trackmovement(mwindow->edl->local_session->track_start);
                return 1;
        }
        return 0;
}

int ExpandPatch::button_release_event()
{
        int result = BC_Toggle::button_release_event();
        if(patch->patchbay->drag_operation != Tracks::NONE)
        {
                patch->patchbay->drag_operation = Tracks::NONE;
        }
        return result;
}





TitlePatch::TitlePatch(MWindow *mwindow, PatchGUI *patch, int x, int y)
 : BC_TextBox(x, 
                y, 
                patch->patchbay->get_w() - 10, 
                1,
                patch->track->title)
{
        this->mwindow = mwindow;
        this->patch = patch;
}

int TitlePatch::handle_event()
{
        strcpy(patch->track->title, get_text());
        mwindow->update_plugin_titles();
        mwindow->gui->canvas->draw_overlays();
        mwindow->gui->canvas->flash();
        mwindow->undo->update_undo(_("track title"), LOAD_PATCHES);
        return 1;
}









NudgePatch::NudgePatch(MWindow *mwindow, 
        PatchGUI *patch, 
        int x, 
        int y, 
        int w)
 : BC_TextBox(x,
        y,
        w,
        1,
        patch->calculate_nudge_text(0))
{
        this->mwindow = mwindow;
        this->patch = patch;
        set_tooltip(_("Nudge"));
}

int NudgePatch::handle_event()
{
        set_value(patch->calculate_nudge(get_text()));
        return 1;
}

void NudgePatch::set_value(int64_t value)
{
        patch->track->nudge = value;

        if(patch->track->gang)
                patch->patchbay->synchronize_nudge(patch->track->nudge, patch->track);

        mwindow->undo->update_undo("nudge", LOAD_AUTOMATION, this);

        mwindow->gui->unlock_window();
        if(patch->track->data_type == TRACK_VIDEO)
                mwindow->restart_brender();
        mwindow->sync_parameters(CHANGE_PARAMS);
        mwindow->gui->lock_window("NudgePatch::handle_event 2");

        mwindow->session->changes_made = 1;
}


int NudgePatch::button_press_event()
{
        int result = 0;

        if(is_event_win() && cursor_inside())
        {
                if(get_buttonpress() == 4)
                {
                        int value = patch->calculate_nudge(get_text());
                        value += calculate_increment();
                        set_value(value);
                        update();
                        result = 1;
                }
                else
                if(get_buttonpress() == 5)
                {
                        int value = patch->calculate_nudge(get_text());
                        value -= calculate_increment();
                        set_value(value);
                        update();
                        result = 1;
                }
                else
                if(get_buttonpress() == 3)
                {
                        patch->patchbay->nudge_popup->activate_menu(patch);
                        result = 1;
                }
        }

        if(!result)
                return BC_TextBox::button_press_event();
        else
                return result;
}

int64_t NudgePatch::calculate_increment()
{
        if(patch->track->data_type == TRACK_AUDIO)
        {
                return (int64_t)ceil(patch->track->edl->session->sample_rate / 10);
        }
        else
        {
                return (int64_t)ceil(1.0 / patch->track->edl->session->frame_rate);
        }
}

void NudgePatch::update()
{
        int changed;
        char *string = patch->calculate_nudge_text(&changed);
        if(changed)
                BC_TextBox::update(string);
}

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