hvirtual/cinelerra/meterpanel.C

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#include "edl.h"
#include "edlsession.h"
#include "language.h"
#include "meterpanel.h"
#include "mwindow.h"
#include "preferences.h"
#include "theme.h"
#include "vframe.h"



MeterPanel::MeterPanel(MWindow *mwindow, 
        BC_WindowBase *subwindow, 
        int x, 
        int y,
        int h,
        int meter_count,
        int use_meters,
        int use_recording)
{
        this->subwindow = subwindow;
        this->mwindow = mwindow;
        this->x = x;
        this->y = y;
        this->h = h;
        this->meter_count = meter_count;
        this->use_meters = use_meters;
        this->use_recording = use_recording;
}


MeterPanel::~MeterPanel()
{
        meters.remove_all_objects();
}

int MeterPanel::get_meters_width(int meter_count, int use_meters)
{
//printf("MeterPanel::get_meters_width %d %d\n", BC_Meter::get_title_w(), BC_Meter::get_meter_w());
        return use_meters ? 
                (BC_Meter::get_title_w() + BC_Meter::get_meter_w() * meter_count) : 
                0;
}

void MeterPanel::reposition_window(int x, int y, int h)
{
        this->x = x;
        this->y = y;
        this->h = h;

//      reset->reposition_window(get_reset_x(), get_reset_y());

//printf("MeterPanel::reposition_window 0 %d\n", meter_count);

        for(int i = 0; i < meter_count; i++)
        {
//printf("MeterPanel::reposition_window 1 %d\n", x);
                meters.values[i]->reposition_window(x, y, get_meter_h());
                x += get_meter_w(i);
        }
}

int MeterPanel::change_status_event()
{
//printf("MeterPanel::change_status_event\n");
        return 1;
}

int MeterPanel::get_reset_x()
{
        return x + 
                get_meters_width(meter_count, use_meters) - 
                mwindow->theme->over_button[0]->get_w();
}

int MeterPanel::get_reset_y()
{
        return y + h - mwindow->theme->over_button[0]->get_h();
}

int MeterPanel::get_meter_w(int number)
{
        return (number == 0) ? BC_Meter::get_title_w() + BC_Meter::get_meter_w() : BC_Meter::get_meter_w();
}

int MeterPanel::get_meter_h()
{
        return /* reset->get_y() - this->y - */ this->h - 5;
}

void MeterPanel::update(double *levels)
{
        if(subwindow->get_hidden()) return;


        for(int i = 0; 
                i < meter_count; 
                i++)
        {
                meters.values[i]->update(levels[i], levels[i] > 1);
        }
}

void MeterPanel::stop_meters()
{
        for(int i = 0; 
                i < meter_count; 
                i++)
        {
                meters.values[i]->reset();
        }
}


int MeterPanel::create_objects()
{
        set_meters(meter_count, use_meters);
        return 0;
}

int MeterPanel::set_meters(int meter_count, int use_meters)
{
        if(meter_count != meters.total || use_meters != this->use_meters)
        {
// Delete old meters
                meters.remove_all_objects();

                this->meter_count = meter_count;
                this->use_meters = use_meters;
//              if(!use_meters) this->meter_count = 0;

                if(meter_count)
                {
                        int x = this->x;
                        int y = this->y;
                        int h = get_meter_h();
                        for(int i = 0; i < meter_count; i++)
                        {
                                MeterMeter *new_meter;
                                subwindow->add_subwindow(new_meter = new MeterMeter(mwindow,
                                                this,
                                                x, 
                                                y, 
                                                h, 
                                                (i == 0)));
                                meters.append(new_meter);
                        x += get_meter_w(i);
                        }
                }
        }

        return 0;
}

void MeterPanel::reset_meters()
{
        for(int i = 0; i < meters.total; i++)
                meters.values[i]->reset_over();
}


void MeterPanel::change_format(int mode, int min, int max)
{
        for(int i = 0; i < meters.total; i++)
        {
                if(use_recording)
                        meters.values[i]->change_format(mode, min, 0);
                else
                        meters.values[i]->change_format(mode, min, max);
        }
}









MeterReset::MeterReset(MWindow *mwindow, MeterPanel *panel, int x, int y)
 : BC_Button(x, y, mwindow->theme->over_button)
{
        this->mwindow = mwindow;
        this->panel = panel;
}

MeterReset::~MeterReset()
{
}
        
int MeterReset::handle_event()
{
        for(int i = 0; i < panel->meters.total; i++)
                panel->meters.values[i]->reset_over();
        return 1;
}





MeterMeter::MeterMeter(MWindow *mwindow, 
        MeterPanel *panel, 
        int x, 
        int y, 
        int h, 
        int titles)
 : BC_Meter(x,
        y,
        METER_VERT,
        h,
        mwindow->edl->session->min_meter_db, 
        panel->use_recording ? 0 : mwindow->edl->session->max_meter_db, 
        mwindow->edl->session->meter_format,
        titles,
        TRACKING_RATE * 10,
        TRACKING_RATE)
{
        this->mwindow = mwindow;
        this->panel = panel;
}

MeterMeter::~MeterMeter()
{
}


int MeterMeter::button_press_event()
{
        if(is_event_win() && BC_WindowBase::cursor_inside())
        {
                panel->reset_meters();
                mwindow->reset_meters();
                return 1;
        }

        return 0;
}





MeterShow::MeterShow(MWindow *mwindow, MeterPanel *panel, int x, int y)
 : BC_Toggle(x, 
                y, 
                mwindow->theme->get_image_set("meters"), 
                panel->use_meters)
{
        this->mwindow = mwindow;
        this->panel = panel;
        set_tooltip(_("Show meters"));
}


MeterShow::~MeterShow()
{
}


int MeterShow::handle_event()
{
//printf("MeterShow::MeterShow 1 %d\n",panel->use_meters );
        panel->use_meters = get_value();
        panel->change_status_event();
        return 1;
}

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