336 lines
9.1 KiB
Java
336 lines
9.1 KiB
Java
/*
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* To change this license header, choose License Headers in Project Properties.
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* To change this template file, choose Tools | Templates
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* and open the template in the editor.
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*/
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package chart;
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import sesim.OHLCDataItem;
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import sesim.OHLCData;
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import java.awt.*;
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import sesim.Exchange.*;
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import sesim.Quote;
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import gui.Globals;
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import java.awt.geom.Rectangle2D;
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import java.text.DateFormat;
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import java.text.SimpleDateFormat;
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import java.util.ArrayList;
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import java.util.Date;
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import java.util.Iterator;
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/**
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*
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* @author 7u83 <7u83@mail.ru>
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*/
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public class Chart extends javax.swing.JPanel implements QuoteReceiver {
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/**
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* Creates new form Chart
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*/
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public Chart() {
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initComponents();
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if (Globals.se == null) {
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return;
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}
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Globals.se.addQuoteReceiver(this);
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//Graphics g = this.getGraphics();
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//g.drawString("Hello world", 0, 0);
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}
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int item_width = 10;
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int items = 350;
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long ntime = 0;
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OHLCData data = new OHLCData(2000);
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OHLCDataItem current = null;
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// int min;
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// int max;
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int getY(float Y) {
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return 0;
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}
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void drawCandle(Graphics2D g, OHLCData d, int x, int y) {
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}
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class XLegendDef {
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double unit_width = 1;
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int big_tick = 10;
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long start;
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XLegendDef() {
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}
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String getAt(int unit) {
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Date date = new Date(sesim.Scheduler.timeStart + unit * 5000);
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// DateFormat formatter = new SimpleDateFormat("HH:mm:ss:SSS");
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DateFormat formatter = new SimpleDateFormat("HH:mm:ss");
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String dateFormatted = formatter.format(date);
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return dateFormatted;
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}
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}
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void drawOHLC(Graphics2D g, int x, OHLCDataItem di) {
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}
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void drawXLegend(Graphics2D g, XLegendDef xld) {
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//XLegendDef xld = new XLegendDef();
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g = (Graphics2D) g.create();
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int xl_height = 30;
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Dimension dim = this.getSize();
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int em_height = g.getFontMetrics().getHeight();
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int em_width = g.getFontMetrics().stringWidth("M");
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int y = dim.height - em_height * 3;
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g.drawLine(0, y, dim.width, y);
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int n;
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double x;
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for (n = 0, x = 0; x < dim.width; x += em_width * xld.unit_width) {
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if (n % xld.big_tick == 0) {
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g.drawLine((int) x, y, (int) x, y + em_height);
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} else {
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g.drawLine((int) x, y, (int) x, y + em_height / 2);
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}
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if (n % xld.big_tick == 0) {
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String text = "Hello";
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text = xld.getAt(n);
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int swidth = g.getFontMetrics().stringWidth(text);
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g.drawString(text, (int) x - swidth / 2, y + em_height * 2);
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}
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OHLCDataItem d;
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try {
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d = data.data.get(n);
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} catch (Exception e) {
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d = null;
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}
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n++;
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}
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}
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private void getData() {
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}
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class RenderCtx {
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Rectangle rect;
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float scaling;
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float min;
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Graphics2D g;
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float iwidth;
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float getY(float y) {
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return rect.height - ((y - min) * scaling);
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}
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}
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float getY(float y, float min, float s, Rectangle r) {
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return r.height - ((y - min) * s);
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}
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private void old_drawItem(Graphics2D g, Rectangle r, int prevx, int x, OHLCDataItem prev, OHLCDataItem item, float s, float min) {
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if (prev == null) {
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prev = item;
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}
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g.drawLine(prevx, (int) getY(prev.close, min, s, r), x, (int) getY(item.close, min, s, r));
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g.drawLine(r.x, r.height + r.y, r.x + r.width, r.height + r.y);
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}
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private void drawItem_l(RenderCtx ctx, int prevx, int x, OHLCDataItem prev, OHLCDataItem item) {
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if (prev == null) {
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prev = item;
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}
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Graphics2D g = ctx.g;
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Rectangle r = ctx.rect;
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g.drawLine(prevx, (int) ctx.getY(prev.close), x, (int) ctx.getY(item.close));
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g.drawLine(r.x, r.height + r.y, r.x + r.width, r.height + r.y);
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}
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private void drawItem(RenderCtx ctx, int prevx, int x, OHLCDataItem prev, OHLCDataItem i) {
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if (prev == null) {
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prev = i;
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}
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Graphics2D g = ctx.g;
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Rectangle r = ctx.rect;
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// g.drawLine(prevx, (int) ctx.getY(prev.close), x, (int) ctx.getY(item.close));
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// g.drawLine(x,(int)ctx.getY(i.high),x,(int)ctx.getY(i.low));
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if (i.open < i.close) {
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g.setColor(Color.BLACK);
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g.drawLine(x, (int) ctx.getY(i.close), x, (int) ctx.getY(i.high));
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g.drawLine(x, (int) ctx.getY(i.low), x, (int) ctx.getY(i.open));
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float w = ctx.iwidth;
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float h = (int) (ctx.getY(i.open) - ctx.getY(i.close));
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// System.out.printf("CLO: %f %f \n", w, h);
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g.setColor(Color.GREEN);
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g.fillRect((int) (x - w / 2), (int) ctx.getY(i.close), (int) w, (int) h);
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g.setColor(Color.BLACK);
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g.drawRect((int) (x - w / 2), (int) ctx.getY(i.close), (int) w, (int) h);
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} else {
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g.setColor(Color.RED);
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g.drawLine(x, (int) ctx.getY(i.high), x, (int) ctx.getY(i.close));
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g.drawLine(x, (int) ctx.getY(i.open), x, (int) ctx.getY(i.low));
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float w = ctx.iwidth;
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float h = (int) (ctx.getY(i.close) - ctx.getY(i.open));
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g.fillRect((int) (x - w / 2), (int) ctx.getY(i.open), (int) w, (int) h);
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g.setColor(Color.BLACK);
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g.drawRect((int) (x - w / 2), (int) ctx.getY(i.open), (int) w, (int) h);
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}
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g.drawLine(r.x, r.height + r.y, r.x + r.width, r.height + r.y);
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}
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private void draw(Graphics2D g) {
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if (data == null )
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return;
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if (data.size()==0)
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return;
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OHLCDataItem di0 = data.get(0);
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XLegendDef xld = new XLegendDef();
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this.drawXLegend(g, xld);
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int em_height = g.getFontMetrics().getHeight();
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int em_width = g.getFontMetrics().stringWidth("M");
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this.getSize();
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int pwidth = em_width * items;
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int phight = 400;
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this.setPreferredSize(new Dimension(pwidth, phight));
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Dimension dim = this.getSize();
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Iterator<OHLCDataItem> it = data.iterator();
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OHLCDataItem prev = null;
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int myi = 0;
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RenderCtx ctx = new RenderCtx();
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Rectangle r = new Rectangle(0, 2 * em_width, pwidth, dim.height - 6 *em_width );
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ctx.rect = r;
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ctx.scaling = (float) r.height / (data.getMax() - data.getMin());
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ctx.min = data.getMin();
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ctx.g = g;
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ctx.iwidth = em_width - em_width / 5f;
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//System.out.printf("Scaling: %f %f %f %f %f\n",diff,(float)r.height,data.getMin(),data.getMax(),yscaling);
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while (it.hasNext()) {
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OHLCDataItem di = it.next();
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int x = myi * em_width;
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this.drawItem(ctx, x - em_width, x, prev, di); //, ctx.scaling, data.getMin());
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myi++;
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prev = di;
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}
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}
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@Override
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public void paintComponent(Graphics go) {
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super.paintComponent(go);
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Graphics2D g = (Graphics2D) go;
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g.setColor(Color.GRAY);
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g.setBackground(Color.BLACK);
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// g.get
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Rectangle bounds = g.getDeviceConfiguration().getBounds();
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// System.out.print(bounds.width + "\n");
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//g.fillRect(0, 0, 100, 100);
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Dimension d = this.getSize();
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//g.drawString("Hello world", 810, 10);
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//g.drawLine(0, 0, d.width, d.height);
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//this.setPreferredSize(new Dimension(2000,4000));
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draw(g);
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}
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/**
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* This method is called from within the constructor to initialize the form.
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* WARNING: Do NOT modify this code. The content of this method is always
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* regenerated by the Form Editor.
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*/
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@SuppressWarnings("unchecked")
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// <editor-fold defaultstate="collapsed" desc="Generated Code">//GEN-BEGIN:initComponents
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private void initComponents() {
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setBackground(java.awt.Color.white);
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setBorder(null);
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setOpaque(false);
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setPreferredSize(new java.awt.Dimension(300, 300));
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setRequestFocusEnabled(false);
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javax.swing.GroupLayout layout = new javax.swing.GroupLayout(this);
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this.setLayout(layout);
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layout.setHorizontalGroup(
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layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
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.addGap(0, 300, Short.MAX_VALUE)
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);
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layout.setVerticalGroup(
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layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
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.addGap(0, 300, Short.MAX_VALUE)
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);
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}// </editor-fold>//GEN-END:initComponents
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@Override
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public void UpdateQuote(Quote q) {
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// System.out.print("Quote Received\n");
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// this.realTimeAdd(q.time, (float) q.price, (float)q.volume);
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data.realTimeAdd(q.time, (float) q.price, (float) q.volume);
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// this.invalidate();
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this.repaint();
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}
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// Variables declaration - do not modify//GEN-BEGIN:variables
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// End of variables declaration//GEN-END:variables
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}
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