c.addSlowStochastic(75, 14, 3, 0x006060, 0x606000) # Add the main chart with 240 pixels in height c.addMainChart(240) # Add a 10 period simple moving average to the main chart, using brown color c.addSimpleMovingAvg(10, 0x663300) # Add a 20 period simple moving average to the main chart, using purple color c.addSimpleMovingAvg(20, 0x9900ff) # Add candlestick symbols to the main chart, using green/red for up/down days c.addCandleStick(0x00ff00, 0xff0000) # Add 20 days donchian channel to the main chart, using light blue (9999ff) as the # border and semi-transparent blue (c06666ff) as the fill color c.addDonchianChannel(20, 0x9999ff, 0xc06666ff) # Add a 75 pixels volume bars sub-chart to the bottom of the main chart, using # green/red/grey for up/down/flat days c.addVolBars(75, 0x99ff99, 0xff9999, 0x808080) # Append a MACD(26, 12) indicator chart (75 pixels high) after the main chart, using # 9 days for computing divergence. c.addMACD(75, 26, 12, 9, 0x0000ff, 0xff00ff, 0x008000) # Output the chart print("Content-type: image/png\n") binaryPrint(c.makeChart2(PNG))
# Add 20 days bollinger band to the main chart, using light blue (9999ff) as the border and # semi-transparent blue (c06666ff) as the fill color c.addBollingerBand(20, 2, 0x9999ff, 0xc06666ff) # Add a 75 pixels volume bars sub-chart to the bottom of the main chart, using green/red/grey for # up/down/flat days c.addVolBars(75, 0x99ff99, 0xff9999, 0x808080) # Append a 14-days RSI indicator chart (75 pixels high) after the main chart. The main RSI line is # purple (800080). Set threshold region to +/- 20 (that is, RSI = 50 +/- 25). The upper/lower # threshold regions will be filled with red (ff0000)/blue (0000ff). c.addRSI(75, 14, 0x800080, 20, 0xff0000, 0x0000ff) # Append a MACD(26, 12) indicator chart (75 pixels high) after the main chart, using 9 days for # computing divergence. c.addMACD(75, 26, 12, 9, 0x0000ff, 0xff00ff, 0x008000) # Create the WebChartViewer object viewer = WebChartViewer(query, "chart1") # Output the chart chartQuery = c.makeTmpFile("/tmp/tmpcharts") # Set the chart URL to the viewer viewer.setImageUrl("getchart.py?img=/tmp/tmpcharts/" + chartQuery) # Output Javascript chart model to the browser to support tracking cursor viewer.setChartModel(c.getJsChartModel()) print("Content-type: text/html\n") print(