diff --git a/guider/guider.py b/guider/guider.py
index 90483a78..e78705f1 100755
--- a/guider/guider.py
+++ b/guider/guider.py
@@ -7,7 +7,7 @@
 __credits__ = "Peace Lee"
 __license__ = "GPLv2"
 __version__ = "3.9.8"
-__revision__ = "240831"
+__revision__ = "240901"
 __maintainer__ = "Peace Lee"
 __email__ = "iipeace5@gmail.com"
 __repository__ = "https://github.com/iipeace/guider"
@@ -56292,24 +56292,9 @@ def isDrawMode():
             return False
         elif sys.argv[1] == "draw" or orig:
             return True
-        elif len(SysMgr.origArgs) > 1 and SysMgr.origArgs[1] in (
-            "drawbitmap",
-            "drawcpu",
-            "drawdelay",
-            "drawflame",
-            "drawhist",
-            "drawio",
-            "drawleak",
-            "drawmem",
-            "drawpri",
-            "drawrss",
-            "drawstack",
-            "drawtime",
-            "drawviolin",
-            "drawvss",
-        ):
-            return True
-        elif SysMgr.isDrawAvgMode():
+        elif len(SysMgr.origArgs) > 1 and SysMgr.origArgs[
+            1
+        ] in SysMgr.getCmdList().get("visual", {}):
             return True
         else:
             SysMgr.drawMode = orig
@@ -117410,6 +117395,7 @@ def __init__(self, fpath=None, onlyInstance=False):
                         ret = drawFunc(SysMgr.inputParam)
                         resDict[",".join(SysMgr.inputParam)] = ret
 
+                    # print output results #
                     if SysMgr.jsonEnable:
                         SysMgr.printPipe(
                             UtilMgr.convDict2Str(
@@ -120962,6 +120948,8 @@ def _printMemUsage(signum=None, frame=None):
                 for item in removeItems:
                     graphStats.pop(name, None)
 
+        resDict = {}
+
         # draw graphs #
         try:
             if graphStats and not onlyChart:
@@ -120972,28 +120960,33 @@ def _printMemUsage(signum=None, frame=None):
                     outFd=outFd,
                     logEvents=logEvents,
                 )
+                resDict["graph"] = ret
         except SystemExit:
             sys.exit(0)
         except:
             SysMgr.printErr("failed to draw graph", True)
-            return
+            return resDict
 
         # draw charts #
         try:
             if chartStats and not onlyGraph:
                 # draw detailed memory chart #
                 ret = self.drawProcChart(chartStats, logFile, outFile=outFile)
+                resDict["memchart"] = ret
 
                 # draw system memory chart #
                 if graphStats and SysMgr.pssEnable:
                     ret = self.drawSmemChart(
                         graphStats, logFile, outFile=outFile
                     )
+                    resDict["smemchart"] = ret
         except SystemExit:
             sys.exit(0)
         except:
             SysMgr.printErr("failed to draw chart", True)
-            return
+            return resDict
+
+        return resDict
 
     def drawSmemChart(self, data, logFile, outFile=None):
         # pylint: disable=undefined-variable
@@ -124731,7 +124724,7 @@ def drawStack(
             sys.exit(-1)
 
         # save to file #
-        TaskAnalyzer.saveImage(fileName, "stack_plot", outFile=outFile)
+        return TaskAnalyzer.saveImage(fileName, "stack_plot", outFile=outFile)
 
     @staticmethod
     def drawViolin(
@@ -125189,7 +125182,7 @@ def _applyTickLabel(items, nameList, xname, yname, index, ax):
             break
 
         # save to file #
-        TaskAnalyzer.saveImage(fileName, "violin_plot", outFile=outFile)
+        return TaskAnalyzer.saveImage(fileName, "violin_plot", outFile=outFile)
 
     def drawAvgGraph(self, graphStats, logFile, outFile=None, outFd=None):
         def _getTextAlign(idx, timeline):
@@ -125978,6 +125971,8 @@ def saveImage(logFile, itype="", outFile=None, fd=None):
             SysMgr.printStat(
                 "wrote %s image into '%s'%s" % (itype, fname, fsize)
             )
+
+            return fname
         except SystemExit:
             sys.exit(0)
         except: