trackscroll.C

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

TrackScroll::TrackScroll(MWindow *mwindow, MWindowGUI *gui, int x, int y, int h)
 : BC_ScrollBar(x, 
        y, 
        SCROLL_VERT, 
        h, 
        0, 
        0, 
        0)
{
        this->mwindow = mwindow;
        this->gui = gui;
        old_position = 0;
}

TrackScroll::~TrackScroll()
{
}

long TrackScroll::get_distance()
{
        return get_value() - old_position;
}

int TrackScroll::update()
{
        return 0;
}

int TrackScroll::resize_event()
{
        reposition_window(mwindow->theme->mvscroll_x, 
                mwindow->theme->mvscroll_y, 
                mwindow->theme->mvscroll_h);
        update();
        return 0;
}

int TrackScroll::flip_vertical(int top, int bottom)
{
        return 0;
}

int TrackScroll::handle_event()
{
        mwindow->edl->local_session->track_start = get_value();
        mwindow->edl->tracks->update_y_pixels(mwindow->theme);
        mwindow->gui->canvas->draw();
        mwindow->gui->cursor->draw();
        mwindow->gui->patchbay->update();
        mwindow->gui->canvas->flash();
// Scrollbar must be active to trap button release events
//      mwindow->gui->canvas->activate();
        old_position = get_value();
        flush();
        return 1;
}

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