package chart;

import gui.Globals;
import java.awt.Color;
import java.awt.Cursor;
import java.awt.Dimension;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.Rectangle;
import java.awt.event.AdjustmentEvent;
import java.awt.event.AdjustmentListener;
import java.awt.geom.AffineTransform;
import java.util.ArrayList;
import javax.swing.JScrollBar;
import javax.swing.JViewport;
import javax.swing.Scrollable;
import sesim.Exchange.QuoteReceiver;
import sesim.OHLCData;
import sesim.OHLCDataItem;
import sesim.Quote;

/**
 *
 * @author 7u83 <7u83@mail.ru>
 */
public class Chart1 extends javax.swing.JPanel implements QuoteReceiver, AdjustmentListener {

    public JScrollBar xbar;

    /**
     * Creates new form Chart1
     */
    public Chart1() {
        initComponents();
        System.out.printf("Now cursor\n");

        setCursor(new Cursor(Cursor.CROSSHAIR_CURSOR));

        if (Globals.se == null) {
            return;
        }

        setSize(new Dimension(9000, 500));
        Globals.se.addQuoteReceiver(this);
    }
    
    
    ArrayList <ChartPainter> chartPainters = new ArrayList<>();
    
    /**
     * 
     * @param p 
     */
    public void addChartPainter(ChartPainter p){
        chartPainters.add(p);
    }

    private void drawChart(Graphics2D g) {

        JViewport vp = new JViewport();

        //       if (Globals.se==null)
//            return;
        Dimension d = new Dimension(200, 200);
        setPreferredSize(d);

        g.setClip(10, 10, 800, 200);
        g.setColor(Color.red);
        g.drawLine(0, 0, 8000, 610);

        if (Globals.se == null) {
            return;
        }

        revalidate();

        System.out.printf("Setting pref size\n");

        OHLCData data = Globals.se.getOHLCdata(60000);
        /*
        int first_bar = 0;
        int last_bar = data.size();

        OHLCDataItem prev = null;
      
        for (int i = first_bar; i < last_bar; i++) {
            OHLCDataItem di = data.get(i);

            int x_unit_width = 1;
            int x = (int) (i * em_width * x_unit_width); 
            
            g.setColor(Color.red);
            g.drawLine(x, 0, x, 10);

//em_width;
            //this.drawItem(ctx, (int) (x - em_width * x_unit_width), x, prev, di); //, ctx.scaling, data.getMin());
            //    myi++;
            prev = di;

        }
         */
    }
    OHLCData data;

    @Override
    protected void paintComponent(Graphics g) {
        super.paintComponent(g);
        
        if (Globals.se==null)
            return;


        //this.xbar.setMaximum(994000);

        XLegendChartPainter p = new XLegendChartPainter();
        data = Globals.se.getOHLCdata(60000*60);
        
        ChartDef def = new ChartDef();
        def.x_unit_width = 1.0;
        def.x_scrollbar=xbar;
        
        
        for (ChartPainter painter: chartPainters){
            painter.drawChart((Graphics2D)g, xbar, data, this, def);
        }
        

    }

    /**
     * This method is called from within the constructor to initialize the form.
     * WARNING: Do NOT modify this code. The content of this method is always
     * regenerated by the Form Editor.
     */
    @SuppressWarnings("unchecked")
    // <editor-fold defaultstate="collapsed" desc="Generated Code">//GEN-BEGIN:initComponents
    private void initComponents() {

        javax.swing.GroupLayout layout = new javax.swing.GroupLayout(this);
        this.setLayout(layout);
        layout.setHorizontalGroup(
            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGap(0, 498, Short.MAX_VALUE)
        );
        layout.setVerticalGroup(
            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGap(0, 341, Short.MAX_VALUE)
        );
    }// </editor-fold>//GEN-END:initComponents

    @Override
    public void UpdateQuote(Quote q) {
        
        int s = data.size();
        System.out.printf("Data size %d",s);
//        xbar.setMaximum(data.size());
        repaint();
    }

    @Override
    public void adjustmentValueChanged(AdjustmentEvent e) {
        System.out.printf("Adjustemntlistener called %d\n", xbar.getValue());

        this.repaint();
    }


    // Variables declaration - do not modify//GEN-BEGIN:variables
    // End of variables declaration//GEN-END:variables
}