samplescroll.C

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#include "edl.h"
#include "edlsession.h"
#include "samplescroll.h"
#include "localsession.h"
#include "maincursor.h"
#include "mwindow.h"
#include "mwindowgui.h"
#include "patchbay.h"
#include "mainsession.h"
#include "mtimebar.h"
#include "theme.h"
#include "trackcanvas.h"
#include "tracks.h"

SampleScroll::SampleScroll(MWindow *mwindow, 
        MWindowGUI *gui, 
        int x,
        int y,
        int w)
 : BC_ScrollBar(x, 
        y,
        SCROLL_HORIZ, 
        w, 
        0, 
        0, 
        0)
{
        this->gui = gui;
        this->mwindow = mwindow;
        oldposition = 0;
}

SampleScroll::~SampleScroll()
{
}

int SampleScroll::flip_vertical()
{
        return 0;
}

int SampleScroll::in_use()
{
        return in_use();
}


int SampleScroll::resize_event()
{
        reposition_window(mwindow->theme->mhscroll_x,
                mwindow->theme->mhscroll_y, 
                mwindow->theme->mhscroll_w);
        return 0;
}

int SampleScroll::set_position()
{
        if(!gui->canvas) return 0;
        long length = Units::round(mwindow->edl->tracks->total_length() * 
                mwindow->edl->session->sample_rate / 
                mwindow->edl->local_session->zoom_sample);
        long position = mwindow->edl->local_session->view_start;
        long handle_size = mwindow->theme->mcanvas_w - 
                BC_ScrollBar::get_span(SCROLL_VERT);

        update_length(length, 
                        position, 
                        handle_size);

        oldposition = position;
        return 0;
}

int SampleScroll::handle_event()
{
//printf("SampleScroll::handle_event 1 %d %d\n", mwindow->edl->session->sample_rate, get_value());
        mwindow->edl->local_session->view_start = get_value();


//printf("SampleScroll::handle_event 1 %ld\n", mwindow->edl->local_session->view_start);
        mwindow->gui->canvas->draw();
        mwindow->gui->cursor->draw();

//printf("SampleScroll::handle_event 1\n");
        mwindow->gui->canvas->flash();

//printf("SampleScroll::handle_event 1\n");
        mwindow->gui->patchbay->update();

//printf("SampleScroll::handle_event 1\n");
        mwindow->gui->timebar->update();


//printf("SampleScroll::handle_event 2\n");
        return 1;
}

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