hvirtual/cinelerra/cwindow.C

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#include "autos.h"
#include "bcsignals.h"
#include "cplayback.h"
#include "ctimebar.h"
#include "ctracking.h"
#include "cwindow.h"
#include "cwindowgui.h"
#include "cwindowtool.h"
#include "bchash.h"
#include "edl.h"
#include "edlsession.h"
#include "localsession.h"
#include "mainmenu.h"
#include "mainsession.h"
#include "mwindowgui.h"
#include "playbackengine.h"
#include "playtransport.h"
#include "preferences.h"
#include "theme.h"
#include "track.h"
#include "trackcanvas.h"
#include "tracks.h"
#include "transportque.h"
#include "mwindow.h"



#include <unistd.h>



CWindow::CWindow(MWindow *mwindow)
 : Thread()
{
        this->mwindow = mwindow;
}


CWindow::~CWindow()
{
        delete playback_engine;
        delete playback_cursor;
}

int CWindow::create_objects()
{
        destination = mwindow->defaults->get("CWINDOW_DESTINATION", 0);

        gui = new CWindowGUI(mwindow, this);
    gui->create_objects();

        playback_engine = new CPlayback(mwindow, this, gui->canvas);

// Start command loop
        playback_engine->create_objects();
        gui->transport->set_engine(playback_engine);
        playback_cursor = new CTracking(mwindow, this);
        playback_cursor->create_objects();
    return 0;
}


void CWindow::show_window()
{
        gui->lock_window("CWindow::show_cwindow");
        gui->show_window();
        gui->raise_window();
        gui->flush();
        gui->unlock_window();

        gui->tool_panel->show_tool();
}

void CWindow::hide_window()
{
        gui->hide_window();
        gui->mwindow->session->show_cwindow = 0;
// Unlock in case MWindow is waiting for it.
        gui->unlock_window();

        gui->tool_panel->hide_tool();

        mwindow->gui->lock_window("CWindowGUI::close_event");
        mwindow->gui->mainmenu->show_cwindow->set_checked(0);
        mwindow->gui->unlock_window();
        mwindow->save_defaults();

        gui->lock_window("CWindow::hide_window");
}


Track* CWindow::calculate_affected_track()
{
        Track* affected_track = 0;
        for(Track *track = mwindow->edl->tracks->first;
                track;
                track = track->next)
        {
                if(track->data_type == TRACK_VIDEO &&
                        track->record)
                {
                        affected_track = track;
                        break;
                }
        }
        return affected_track;
}

Auto* CWindow::calculate_affected_auto(Autos *autos, 
        int create,
        int *created,
        int redraw)
{
        Auto* affected_auto = 0;
        if(created) *created = 0;

        if(create)
        {
                int total = autos->total();
                affected_auto = autos->get_auto_for_editing();

// Got created
                if(total != autos->total())
                {
                        if(created) *created = 1;
                        if(redraw)
                        {
                                mwindow->gui->lock_window("CWindow::calculate_affected_auto");
                                mwindow->gui->canvas->draw_overlays();
                                mwindow->gui->canvas->flash();
                                mwindow->gui->unlock_window();
                        }
                }
        }
        else
        {
                affected_auto = autos->get_prev_auto(PLAY_FORWARD, affected_auto);
        }

        return affected_auto;
}



void CWindow::calculate_affected_autos(FloatAuto **x_auto,
        FloatAuto **y_auto,
        FloatAuto **z_auto,
        Track *track,
        int use_camera,
        int create_x,
        int create_y,
        int create_z)
{
        if(x_auto) (*x_auto) = 0;
        if(y_auto) (*y_auto) = 0;
        if(z_auto) (*z_auto) = 0;

        if(!track) return;

        if(use_camera)
        {
                if(x_auto) (*x_auto) = (FloatAuto*)calculate_affected_auto(
                        track->automation->autos[AUTOMATION_CAMERA_X], create_x);
                if(y_auto) (*y_auto) = (FloatAuto*)calculate_affected_auto(
                        track->automation->autos[AUTOMATION_CAMERA_Y], create_y);
                if(z_auto) (*z_auto) = (FloatAuto*)calculate_affected_auto(
                        track->automation->autos[AUTOMATION_CAMERA_Z], create_z);
        }
        else
        {
                if(x_auto) (*x_auto) = (FloatAuto*)calculate_affected_auto(
                        track->automation->autos[AUTOMATION_PROJECTOR_X], create_x);
                if(y_auto) (*y_auto) = (FloatAuto*)calculate_affected_auto(
                        track->automation->autos[AUTOMATION_PROJECTOR_Y], create_y);
                if(z_auto) (*z_auto) = (FloatAuto*)calculate_affected_auto(
                        track->automation->autos[AUTOMATION_PROJECTOR_Z], create_z);
        }
}





void CWindow::run()
{
        gui->run_window();
}

void CWindow::update(int position, 
        int overlays, 
        int tool_window, 
        int operation,
        int timebar)
{

        if(position)
        {
                gui->lock_window("CWindow::update 1");
                gui->slider->set_position();
                gui->unlock_window();

                playback_engine->que->send_command(CURRENT_FRAME, 
                        CHANGE_NONE,
                        mwindow->edl,
                        1);
        }

        gui->lock_window("CWindow::update 2");


// Create tool window
        if(operation)
        {
                gui->set_operation(mwindow->edl->session->cwindow_operation);
        }


// Updated by video device.
        if(overlays && !position)
        {
                gui->canvas->draw_refresh();
        }

// Update tool parameters
// Never updated by someone else
        if(tool_window || position)
        {
                gui->update_tool();
        }

        if(timebar)
        {
                gui->timebar->update(1, 1);
        }

        if(!mwindow->edl->session->cwindow_scrollbars)
                gui->zoom_panel->update(AUTO_ZOOM);
        else
                gui->zoom_panel->update(mwindow->edl->session->cwindow_zoom);

        gui->canvas->update_zoom(mwindow->edl->session->cwindow_xscroll,
                        mwindow->edl->session->cwindow_yscroll, 
                        mwindow->edl->session->cwindow_zoom);
        gui->canvas->reposition_window(mwindow->edl, 
                        mwindow->theme->ccanvas_x,
                        mwindow->theme->ccanvas_y,
                        mwindow->theme->ccanvas_w,
                        mwindow->theme->ccanvas_h);




        gui->unlock_window();




}

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