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;{ INFOS
; Nom :GanttDiagram
; pouvoir concevoir des diagram de type Gantt.
; by blendman
; 5.31 
; date : 21/09/2015

;}

;{ BUGS

; pas ok

; ok
; - quand on ajoute un projet, alors que la date n'est pas encore ajoutée (avec addnewdate()), ça ne prend pas en compte cette date, elle est ajoutée en dernier.

;}

;{ CHANGES

; [01/10/2015] (0.14) (5)
; - si on ajoute des dates (nouvelle année) d'un projet xistant, on récupère la couleur
; New
; - ajout menu affichage : vue par projet 
; - Ajout menu affichage : vue par année
; - Menu help : about -> open a simple message with some infos
; - Menu file : exit -> end the program
; - Menu file : new -> efface le document en cours
; - View by project : on peut visualiser les projets dans leur ensemble, avec les années cote à cote pour connaître le temps passé sur chacun
; - View by nbday : on peut visualiser les projets dans leur ensemble en fonction du nombre de jour par projet
; - shortcut menu file
; - menu file open document
; - menu file save document
; - qd on ajoute une nouvelle date, je vérifie si elle n'existe pas déjà dans le document. Si non, je l'ajoute et je trie par année.
; - on peut ajouter de nouvelles données pour un nouveau projet (ou pour un projet existant)



; [30/09/2015] (0.13) (4)
; - quelques ajouts mineur : on vérifie si on a déjà entré une date, et si on a déjà ajouter le projet


; [29/09/2015] (0.12) (3)
; - ajout scrollarea
; - resizeall() si on redimensionne la taille de la fenêtre, je modifie l'intérieur du scroll pour le canvas
; - ajout des mois à chaque nouvelle année


; [28/09/2015] (0.11) (2)
; ajout  addnewdate()
; some minor changes


; [21/09/2015] (0.10) (1)
; - UI, window & canvas
; - we can add aproject name and add some date
; - the canvas draw the char bar.
; - Menu : add project > to add a new entry projects
; - Menu : add date > to add a new date entry to the project

;}

;{ TODO

; - pouvoir supprimer des données
; - pouvoir renommer un projet
; - pouvoir ajouter des prévisions (date ou durée)
; - ajouter les comparaisons prévisions/réel
; - pouvoir sélectionner une ligne et la modifier (ou la supprimer)


; OK : 
; 0.14
; ok - pouvoir ajouter des dates pour les projets (et ajouter le projet s'il n'existe pas, ainsi que l'année)
; ok - File : new 
; ok - File : exit
; ok - View : by project
; ok - View : by nbday
; ok - File : save
; ok - File : load


;}



;{ Enumeration, constantes 

#SoftwareName = "Gantt Diagram"
#SoftwareVersion = "0.14"

Enumeration ; window
  
  #Window_main 
  #Window_Options 
  #Window_AddProject 

EndEnumeration

Enumeration ; gadget
  
  #G_btnOK
  #G_canvas
  #G_scroll
  
  ; pour ajouter un projet et des données (date, etc..)
  #G_ProjectName
  #G_ProjectStartYear
  #G_ProjectStartDay
  #G_ProjectStartMonth
  #G_ProjectEndDay
  #G_ProjectEndMonth
  #G_ProjectEndYear
  #G_ProjectColor
 
  
EndEnumeration

Enumeration ; menu
  
  #menu_Open
  #menu_New
  #menu_Save
  #menu_Exit
  
  #menu_AddProjets
  #menu_AddDate
  #menu_Deldata
  
  #menu_ViewByYear
  #menu_ViewByProject
  #menu_ViewByNbDays
    
  #menu_About
  
EndEnumeration


;}

;{ Structures
Structure sDate
  
  X_start.i
  X_end.i
  
  X_day.i
  X_Year.i
  X_Month.i
  
  StartDate.i
  
  ; pour sauvegarde // for saving
  startyear.i
  startmonth.i
  startday.i
  endyear.i
  endmonth.i
  endday.i
  
EndStructure

Structure sProject
  
  Name$
  Year.i
  List NewDate.sDate()
  Color.i
  TotalNbDay.i
  Type.a
  
EndStructure
Global NewList Project.sProject()


Structure sTempName
  
  Name$
  Pos.i
  Year.i
  TotalNbDay.i
  Color.i
  
EndStructure

Global ViewTyp.a, CurrentYear.i, CurrentColor.i

If CreateImage(1,64,64)
EndIf
CurrentColor = -1
;}

;{ procedures

; diagram
Procedure AddNewDate(name$, color=-1)
    
  ForEach project()
    With Project()
      If \Name$ = name$ And \type = 1
        MessageRequester("Info", "Year still exist")
        ProcedureReturn 0
      EndIf
    EndWith
  Next

  
  AddElement(Project())
  With Project()
    \Name$ = Name$
    \year = Val(Name$)
    \type = 1
    If color = -1
      \Color=RGBA(150,150,150,255)
    Else
      \Color = color
    EndIf
  EndWith
  
  CurrentYear = Val(Name$)
  
  SortStructuredList(Project(),#PB_Sort_Ascending,OffsetOf(sProject\year),TypeOf(sProject\year)) 

  
EndProcedure

Procedure AddNewProject(name$, color=-1)
  
  AddElement(Project())
  With Project()
    \Name$ = Name$
    \Year = CurrentYear
    If color = -1 
      If CurrentColor = -1
        b = 0
        c = 255-b -80
        \Color=RGBA(b+Random(c),b+Random(c),b+Random(c),255)
      Else
        \color = CurrentColor
      EndIf
    Else
      \Color = color
    EndIf
  EndWith
  
EndProcedure

Procedure AddProjectData(name$,startyear,startmonth,startday,endyear=-1,endmonth=-1,endday=-1)
  
  ; d'abord, on vérifie si on a l'année
  ForEach Project()
    If Project()\Name$ = Str(startyear) And Project()\type = 1
      trouveyear = 1
      Break
    EndIf
  Next
  
  ; on n'a pas trouvé l'année, on l'ajoute car c'est une nouvelle année
  If trouveyear = 0
    ; Debug "on n'a pas trouvé la date, on l'ajoute : "+Str(startyear)
    ; LastElement(project())
    AddNewDate(Str(startyear))
  EndIf
  
  ; puis, on vérifie si on a déjà le projet
  ForEach Project()
   ;  Debug Project()\Name$
    If Project()\Name$ = name$ And project()\Type = 0 ; on l'a déjà
      color = Project()\Color
      trouveProjet = 1
      
      ; on vérifie si on a déjà des dates pour cette année-ci
      If ListSize(Project()\NewDate())>0
        If Project()\NewDate()\X_Year = startyear
          trouveProjet = 2
          Break
        EndIf
      Else       
        trouveprojet = 2
        Break
      EndIf      
    EndIf
  Next
  
  ; on n'a pas trouvé le nom du projet, on l'ajoute
  If trouveProjet <= 1
    
    ;Debug "on n'a pas trouvé le projet, on l'ajoute : "+Name$
;     LastElement(project())
;     AddNewProject(name$)
;     Project()\Year = startyear
    CurrentYear = startyear
    AddNewProject(name$)
        
    If trouveprojet = 1 ; on a trouvé la couleur
      project()\Color = color
    EndIf
    
  EndIf
  
  
  ; puis, on ajoute cette date à ce nouvel élement
  AddElement(Project()\NewDate())
  ; Project()\Year = startyear
  
  With Project()\NewDate()
    
    ; for saving
    \startday   = startday
    \startmonth = startmonth
    \startyear  = startyear
    \endday     = endday
    \endmonth   = endmonth
    \endyear    = endyear
    
    ; for graphics
    year = Date(startyear,startmonth,startday,0,0,0)/(60*60*24)
    
    \X_start  = Date(startyear,startmonth,startday,0,0,0)/(60*60*24) - year
    
    ; on calcule le nombre de jours pour le projet
    If endyear = -1 ; just on day
      \X_end    = 1 
    Else
      \X_end    = (Date(endyear,endmonth,endday,0,0,0)/(60*60*24) - year) + 1 
    EndIf
    
    \X_day = startday
    \X_Month = startmonth
    \X_Year = startyear
    
    Project()\TotalNbDay + \X_end
     
  EndWith
    
  SortStructuredList(Project(),#PB_Sort_Ascending,OffsetOf(sProject\year),TypeOf(sProject\year)) 
  
EndProcedure

Procedure AddProjectData_menu()
    
  If OpenWindow(#Window_AddProject,0,0,500,300,"Add data project",#PB_Window_ScreenCentered|#PB_Window_SystemMenu)
    
    xx= 10
    yy = 10
    w = 40
    h = 20
    
    TextGadget(#PB_Any,xx,yy,50,20,"Name")
    StringGadget(#G_ProjectName,xx+60,yy,120,20,"")
    
    ImageGadget(#G_ProjectColor,xx+200,yy,64,64,ImageID(1))
    
    yy +25
    FrameGadget(#PB_Any,xx,yy,150,100,"Start Date")
    yy+15
    StringGadget(#G_ProjectStartDay,xx,yy,w,h,"",#PB_String3D_Numeric)
    StringGadget(#G_ProjectStartMonth,xx+w+5,yy,w,h,"",#PB_String3D_Numeric)
    StringGadget(#G_ProjectStartYear,xx+w*2+10,yy,w,h,"",#PB_String3D_Numeric)
                 
    yy+90
    
    FrameGadget(#PB_Any,xx,yy,150,100,"End Date")
    yy+15
    StringGadget(#G_ProjectEndDay ,xx,yy,w,h,"",#PB_String3D_Numeric)
    StringGadget(#G_ProjectEndMonth,xx+w+5,yy,w,h,"",#PB_String3D_Numeric)
    StringGadget(#G_ProjectEndYear,xx+w*2+10,yy,w,h,"",#PB_String3D_Numeric)
        
    ButtonGadget(#G_BtnOK, WindowWidth(#Window_AddProject)-100, WindowHeight(#Window_AddProject)-30, 40,20,"OK")
        
  EndIf
   
EndProcedure


; canvas
Procedure UpdateCanvas()
    
  xx +15
  yy = 0
  hh = 20
    
  If ViewTyp >= 1
    
    ;{ view by project
    
    ; on va copier la liste des projet pour travailler dessus
    NewList Temp.sProject()
    CopyList(Project(), Temp())
    
    ; on la trie en fonction de l'année de création du projet
    SortStructuredList(Temp(), #PB_Sort_Ascending, OffsetOf(sProject\year),TypeOf(sProject\year))
    
    
    ; the graphics
    If StartDrawing(CanvasOutput(#g_canvas))
      
      ; a white background
      Box(0,0,OutputWidth(),OutputHeight(),RGBA(255,255,255,255))
      
           
      ; on place le nom du projet // name of the project
      ForEach Project()
        
        If xx < 15+TextWidth(Project()\Name$+ " ("+Str(Project()\TotalNbDay)+") ")
          xx = 15+TextWidth(Project()\Name$+ " ("+Str(Project()\TotalNbDay)+") ")
        EndIf
        
      Next 
      
      
      ; on crée une liste pour stocker les projets et quelques paramètres // we create a temp list to stock the name and some properties of the project
      ; car il arrive que certains projet s'étalent sur plusieurs années et on veut tout regrouper par projet et non par date
      NewList lastname.sTempName()
          
      i = 1 
      k = i
    
      ForEach temp()
        
        ;{ on dessine les fond gris // gray BG
        r= 180+Mod(ii,2)*50
        DrawingMode(#PB_2DDrawing_AlphaBlend)
        Box(0,yy+ii*hh,OutputWidth(),hh,RGBA(r,r,r,120))  
        ii+1
        ;}
        
      Next  
      
      
      ForEach temp()   
        color = RGBA(0,0,0,255) ; text color
        find = 0
        k = i
        TotalNbDay = 0
        WDay = 0
        DaySize = 3 ; size for one day
        color1.i = temp()\Color
        
        With temp()
         
          If Val(\Name$) = 0
            
            ; on vérifie si on n'a pas déjà le nom
            ForEach lastName() 
              If lastName()\Name$ = temp()\Name$
                ; Debug "projet déjà ajouté "
                k = lastname()\Pos
                year = lastname()\year                
                Color1 = lastname()\Color                
                find = 1
                Break
              EndIf
            Next
            
            If find = 0
              k = i
              TotalNbDay = 0
              ; color1 = temp()\Color
            EndIf
            
                        
            ForEach \NewDate()
              
              WDay + \NewDate()\X_end 
              Wday2 = temp()\TotalNbDay
              
              ;DrawingMode(#PB_2DDrawing_AlphaBlend)              
              ;Box(xx+TotalNbDay*DaySize,k*hh,WDay*DaySize,hh,color1)
              
              TotalNbDay + \NewDate()\X_end               
              LastYear = \Year
            Next
            
            
            ; on affiche le texte pour chaque année où on a travaillé sur le projet // draw the year for each part of the project (each year)
            ; DrawingMode(#PB_2DDrawing_Transparent)              
            ; DrawText(xx+TotalNbDay,k*hh, Str(LastYear),color)
            ; DrawText(xx,i*hh, Str(\Year),color)
            
            ; si on a pas déjà le nom, on l'ajoute dans la liste des noms
             If find = 0
               ; Debug "pas trouvé, on ajoute : "+ \Name$
               AddElement(lastname())
               LastName()\Name$   = temp()\Name$
               LastName()\year    = temp()\Year
               lastname()\TotalNbDay = temp()\TotalNbDay ; TotalNbDay
               lastname()\color   = temp()\color
               
               ; DrawText(10,i*hh, \Name$+" ("+Str(TotalNbDay)+") ",temp()\color)
               ; DrawText(10,i*hh, \Name$+" ("+Str(lastname()\TotalNbDay)+") ",temp()\color)
               lastname()\Pos  = i
               i+1 
             Else
               ; Debug temp()\Name$ + Str(wday)+"/"+Str(wday2)
               If lastname()\Name$ = temp()\Name$
                 lastname()\TotalNbDay + temp()\TotalNbDay
               EndIf
             EndIf
            
          EndIf
          
        EndWith
        
      Next 
      
      If ViewTyp = 2
        ; on trie par nombre de jours par projets
        SortStructuredList(lastname(), #PB_Sort_Descending, OffsetOf(sTempName\TotalNbDay),TypeOf(sTempName\TotalNbDay))
      EndIf
      
      i=1
      ForEach lastname()
        
        DrawingMode(#PB_2DDrawing_AlphaBlend)              
        Box(xx,i*hh,lastname()\TotalNbDay*DaySize,hh,lastname()\color)
        
        DrawingMode(#PB_2DDrawing_Transparent)         
        DrawText(10,i*hh, lastname()\Name$+" ("+Str(lastname()\TotalNbDay)+") ",lastname()\color)
        
        Line(xx,yy+i*hh,OutputWidth(),1,RGBA(190,190,190,255))
        i+1
      Next
      
            
      ; the line of the diagram
      Line(xx,yy,1,OutputHeight()-100,RGBA(0,0,0,255))
      Line(xx,h1,OutputWidth(),1,RGBA(0,0,0,255)) ; line hor

      StopDrawing()
      
    EndIf
    
    
    ; free the temp list
    FreeList(Temp())
    FreeList(lastname())
    ;}
    
 ElseIf viewTyp = 0 
    
    ;{ view by year (default)  
        
    If StartDrawing(CanvasOutput(#g_canvas))
      
      Box(0,0,OutputWidth(),OutputHeight(),RGBA(255,255,255,255))
      
      ; on place le texte
      ForEach Project()
        
        If xx < 10+TextWidth(Project()\Name$+ " ("+Str(Project()\TotalNbDay)+") ")
          xx = 10+TextWidth(Project()\Name$+ " ("+Str(Project()\TotalNbDay)+") ")
        EndIf
        
      Next 
      
      
      h1 = OutputHeight()-100+10   
      Month$ = "Jan,Fev,Mars,Avril,Mai,Juin,Juil,Aout,Sept,Oct,Nov,Dec,"
      
      W_month = (OutputWidth()-xx-10)/12
      
      ; For ii = 0 To 12 ; for the months
      ; DrawingMode(#PB_2DDrawing_Transparent)
      ; DrawText(10+xx+W_month*ii,10,StringField(Month$,ii+1,","),0)
      ; Next      
            
      ForEach Project()
        x1 = 0
        w1 = 0
        
        ;{ gray BG
        r= 180+Mod(i,2)*50
        DrawingMode(#PB_2DDrawing_AlphaBlend)
        Box(10,yy+i*hh,W_month*12+xx,hh,RGBA(r,r,r,120))   
        ;}
        
        With project()
          DrawingMode(#PB_2DDrawing_Transparent)
          If \Type = 0
            DrawText(10,yy+hh/6+hh*i,\Name$+ " ("+Str(\TotalNbDay)+")",\color)
          ElseIf \type = 1 ; année
             ; DrawText(10,yy+hh/6+hh*i,\Name$,\color)
            
          ElseIf \type = 2 ; séparation
            
          EndIf
          DrawingMode(#PB_2DDrawing_AlphaBlend)
          
          If ListSize(\NewDate())=0 ; pas de date ajoutée, c'est donc une année
                                    ; Line(xx,yy+i*hh,W_month*12,1,RGBA(120,120,120,125)) ; line horizontal
            If \type <> 0
              Box(x1,yy+i*hh,W_month*12+xx-x1,hh,\color) 
              ; Line(xx,yy+i*hh,W_month*12,1,RGBA(120,120,120,125)) ; line horizontal
              If \type = 1
                DrawingMode(#PB_2DDrawing_Transparent)
                DrawText(50,yy+hh/6+hh*i,\Name$,RGBA(50,50,50,255))
                For j = 0 To 12; for the months
                               ; DrawText(10+xx+W_month*j,h1,StringField(Month$,j+1,","),RGBA(50,50,50,255))
                  DrawText(10+xx+W_month*j,yy+hh/6+hh*i,StringField(Month$,j+1,","),RGBA(50,50,50,255))
                Next j
                DrawingMode(#PB_2DDrawing_AlphaBlend)
                
              EndIf
            EndIf
            
          Else
            
            
            ForEach \NewDate()
              
              Select \NewDate()\X_Month
                Case 1,3,5,7,8,10,12
                  day = 31
                Case 2
                  day = 28
                Default
                  day = 30
              EndSelect
              
              W_day.d = W_month/Day ; size of one day
              ;Debug W_day
              
              DayFinalsize = \NewDate()\X_day*W_day -1 ; size of the total of the days
              ; Debug DayFinalsize
              
              x1 = W_month * (\NewDate()\X_Month-1) + DayFinalsize ; position for this data
              
              w = W_day*\NewDate()\X_end ; size of this data
              
              ; Debug "Taille du mois: "+Str(W_month)+" ("+Str(\NewDate()\X_Month)+") / Nb j: "+StrF(day,3)+" / jour: "+StrF(W_day,3)+" / total: "+Str(w)
              ; than we draw the char bar
              Box(xx+x1,yy+i*hh,w,hh,\color)         
              
              ; Line(xx,yy+i*hh,W_month*12,1,RGBA(120,120,120,125)) ; line horizontal
              
            Next 
            
          EndIf
                    
        EndWith 
        i+1
        
      Next
      
      ; the last line
      ; Line(xx,yy+i*hh,W_month*12,1,RGBA(120,120,120,125))
            
      For i = 0 To 12 ; for the months
        DrawingMode(#PB_2DDrawing_AlphaBlend)
        Line(xx+W_month*i,10,1,OutputHeight()-100,RGBA(200,200,200,255))
        
        DrawingMode(#PB_2DDrawing_Transparent)
        DrawText(10+xx+W_month*i,h1,StringField(Month$,i+1,","),0)
      Next
            
      Line(xx,yy,1,OutputHeight()-100,RGBA(0,0,0,255))
      Line(xx,h1,W_month*12,1,RGBA(0,0,0,255)) ; line hor
      
      StopDrawing()
    EndIf
    
    ;}
    
  EndIf

EndProcedure



; Save, load
Procedure SaveDoc()
  
  file$ = SaveFileRequester("save the document","","GTD|*.gtd",0)
  
  If file$ <> ""
    
    ext$ = GetExtensionPart(file$)
    
    If ext$ <> "gtd"
      
      file$ = RemoveString(file$,ext$)
      file$ +".gtd"
      
    EndIf
        
    If CreateFile(1,file$)
      
      WriteStringN(1, "Document|"+FormatDate("%dd/%mm/%yyyy", Date())+"|"+#SoftwareVersion+"|")       
      
      ForEach Project()
        
        Thedata$ = "" 
        
        With project()
          
          If ListSize(\NewDate())>0
            
            ForEach \NewDate()
              Thedata$ =""
              Thedata$ + \NewDate()\startday +"," 
              Thedata$ + \NewDate()\startmonth +","
              Thedata$ + \NewDate()\startyear +","
              Thedata$ + \NewDate()\endday +","
              Thedata$ + \NewDate()\endmonth +","
              Thedata$ + \NewDate()\endyear +",|"
              txt$ = "Project|"+\Name$+"|"+\Year+"|"+\Color+"|"+\Type+"|"+\TotalNbDay+"|"+Thedata$
              WriteStringN(1, txt$)
            Next
            
          Else
            
            txt$ = "Project|"+\Name$+"|"+\Year+"|"+\Color+"|"+\Type+"|"+\TotalNbDay+"|-1|"
            WriteStringN(1, txt$)
          EndIf     
          
        EndWith
      Next
            
      CloseFile(1)
    EndIf
  EndIf
    
EndProcedure

Procedure OpenDoc()
  
  file$ = OpenFileRequester("Open a document","","Gant diagram|*.gtd",0)
  
  If file$ <> ""
        
    If ReadFile(0,file$)
      
      FreeList(Project())
      Global NewList Project.sProject()
      
      While Eof(0) = 0
        
        line$ = ReadString(0)
        index$ = StringField(line$,1,"|")
        
        If index$ = "Document"
          
          version.d = Val(StringField(line$,3,"|"))
          If version < Val(#SoftwareVersion)
            MessageRequester("Information","The document has been made with an old version of GantDiagram.")
          EndIf
          
        ElseIf index$ = "Project"
          
          
          name$ = StringField(line$,2,"|")
          year  = Val(StringField(line$,3,"|"))
          Color = Val(StringField(line$,4,"|"))
          type  = Val(StringField(line$,5,"|"))
          TotalNbDay  = Val(StringField(line$,6,"|"))
          Thedata$ = StringField(line$,7,"|")
          
          If type = 1 ; add a new year
            
            AddNewDate(name$)
            
          Else
            
            u=1
            startday    = Val(StringField(thedata$,u,",")) : u+1
            startmonth  = Val(StringField(thedata$,u,",")) : u+1
            startyear   = Val(StringField(thedata$,u,",")) : u+1             
            endday      = Val(StringField(thedata$,u,",")) : u+1
            endmonth    = Val(StringField(thedata$,u,",")) : u+1
            endyear     = Val(StringField(thedata$,u,",")) : u+1
            
            If lastname$ <> name$
              AddNewProject(name$, color)
              lastname$ = name$
            EndIf
            
            AddProjectData(name$,startyear,startmonth,startday,endyear,endmonth,endday)
            
          EndIf
                     
        EndIf
        
      Wend
      
      CloseFile(0)
    EndIf
    
     UpdateCanvas()
    
  EndIf
    
  
EndProcedure


; UI
Procedure ResizeAll(xx)
  
  w1 = WindowWidth(#Window_main)-xx*2
  h1 = WindowHeight(#Window_main)-30
  ResizeGadget(#G_scroll,#PB_Ignore,#PB_Ignore,w1,h1)
  
EndProcedure
;}

flag = #PB_Window_SystemMenu|#PB_Window_MinimizeGadget|#PB_Window_ScreenCentered|#PB_Window_MaximizeGadget|#PB_Window_SizeGadget
w = 1200
h = 800

If OpenWindow(#Window_main,0,0,w,h, #SoftwareName + " " + #SoftwareVersion, Flag)
    
  ;{ menu
  
  If CreateMenu(0, WindowID(0))
    MenuTitle("File")
    
    MenuItem(#menu_New, "New"   +Chr(9)+"Ctrl+N")
    MenuItem(#menu_Open, "Open" +Chr(9)+"Ctrl+O")
    MenuItem(#menu_Save, "Save" +Chr(9)+"Ctrl+S")
    MenuBar()
    MenuItem(#menu_Exit, "Exit" +Chr(9)+"Esc")
    
    MenuTitle("Edition")    
    MenuItem(#menu_AddProjets, "Add data (of a project)")
    ; MenuItem(#menu_AddDate, "Add Year")
    ; MenuBar()
    MenuItem(#menu_Deldata, "Delete data of a project")
    
    MenuTitle("View")  
    MenuItem(#menu_ViewByYear, "By year")
    MenuItem(#menu_ViewByProject, "By project")
    MenuItem(#menu_ViewByNbDays, "By nb of day")
    
    MenuTitle("Help")
    MenuItem(#menu_About, "About")
    
  EndIf 
  
    AddKeyboardShortcut(0, #PB_Shortcut_Control | #PB_Shortcut_S, #Menu_Save)
    AddKeyboardShortcut(0, #PB_Shortcut_Control | #PB_Shortcut_O, #menu_Open)
    AddKeyboardShortcut(0, #PB_Shortcut_Control | #PB_Shortcut_N, #menu_New)
    AddKeyboardShortcut(0, #PB_Shortcut_Escape, #menu_Exit)
  
  ;}
  
  ;{ Gadget
  XX = 0
  yy = 5
  w1 = WindowWidth(#Window_main)-xx-10
  h1 = WindowHeight(#Window_main) -30
  h2 = 3000
  If ScrollAreaGadget(#G_scroll,xx,yy,w1,h1,w1,h2)
    If CanvasGadget(#G_canvas,0,0,w1,h2)
    EndIf
    CloseGadgetList()
  EndIf
  ;}
   
  UpdateCanvas()
    
EndIf

Repeat
  
  Repeat
    
    EventID     = WaitWindowEvent()
    EventGadget = EventGadget()
    EventMenu   = EventMenu()
    EventWindow = EventWindow()
    
    Select EventID
        
        
      Case #PB_Event_Menu
        ;{ menu
        Select EventMenu
            
            ;{ File
          Case #menu_Open
            OpenDoc()
            
          Case #menu_Save
            SaveDoc()
            
          Case #menu_New 
            FreeList(Project())
            Global NewList Project.sProject()
            UpdateCanvas()
            
          Case #menu_Exit 
            quit = 1            
            ;}
            
            ;{ Edition
          Case #menu_Deldata 
            delete$ = InputRequester("Project to delete","Name of the project to delete","")
            ForEach project()
              If project()\Name$ = delete$
                DeleteElement(project())
              EndIf
            Next 
            UpdateCanvas()
            
          Case #menu_AddDate           
             Name$ = InputRequester("Add a new year", "Define the year","")
             If name$ <> ""
               AddNewDate(name$)
               UpdateCanvas()
             EndIf
             
           Case #menu_AddProjets
             AddProjectData_menu()
            
            ;}
            
            ;{ View
          Case #menu_ViewByProject,#menu_ViewByYear,#menu_ViewByNbDays
            
            ViewTyp = EventMenu -#menu_ViewByYear
            UpdateCanvas() 
            ;}
            
            ;{ Help
          Case #menu_About
            txt$ =#SoftwareName+" "+#SoftwareVersion+Chr(10)
            txt$ +"Made by blendman, in purebasic (5.31)."+Chr(10)+"Date version : "+FormatDate("%dd/%mm/%yyyy", #PB_Compiler_Date)
            MessageRequester("Info", txt$) 
            ;}
         
        EndSelect
        ;}
        
      Case #PB_Event_SizeWindow
        ResizeAll(xx)
        
      Case #PB_Event_Gadget
        ;{ gadget
        Select EventGadget
            
          Case #G_ProjectColor
            Color = ColorRequester(CurrentColor)
            Currentcolor =RGBA(Red(color),Green(color),Blue(color),255)
            If StartDrawing(ImageOutput(1))
              Box(0,0,64,64,CurrentColor)
              StopDrawing()
            EndIf
            SetGadgetState(#G_ProjectColor,ImageID(1))
            
          Case #G_BtnOK
            Name$     = GetGadgetText(#G_ProjectName)            
            startyear = Val(GetGadgetText(#G_ProjectStartYear))
            startmonth = Val(GetGadgetText(#G_ProjectStartMonth))
            startday  = Val(GetGadgetText(#G_ProjectStartDay))
            Endday    = Val(GetGadgetText(#G_ProjectEndDay))
            Endmonth  = Val(GetGadgetText(#G_ProjectEndMonth))
            EndYear   = Val(GetGadgetText(#G_ProjectEndYear))
            
            AddProjectData(name$,startyear,startmonth,startday,EndYear,Endmonth,Endday)
            
            UpdateCanvas()
            CloseWindow(#Window_AddProject)
                        
        EndSelect
        ;}
        
      Case #PB_Event_CloseWindow 
        If EventWindow = #Window_main
          quit = 1
        Else
          CloseWindow(EventWindow)
        EndIf
        
        
    EndSelect
    
  Until event = 0 Or quit = 1
  
Until Quit = 1

Code : Tout sélectionner

;{ INFOS
; Nom :
; by blendman
; 5.31
; date

;}

;{ Changes

; [21/09/2015] (0.10) (1)
; - UI, window


;}

;{ Enumeration, constantes
#Window_main = 0
#SoftwareName = "Gantt Diagram"
#SoftwareVersion = "0.10"

Enumeration ; gadget
  #G_btn
  #G_canvas
EndEnumeration

Enumeration ; menu
  #menu_open
EndEnumeration


;}

Structure sDate
  
  X_start.i
  X_end.i
  
  X_day.i
  X_Year.i
  X_Month.i
  
  StartDate.i
  
  
EndStructure

Structure sProject
  
  Name$
  List NewDate.sDate()
  Color.i
  
EndStructure


Global NewList Project.sProject()


Procedure AddNewProject(name$, color=-1)
  
  AddElement(Project())
  With Project()
    \Name$ = Name$
    If color = -1
      \Color=RGBA(Random(255),Random(255),Random(255),255)
    Else
      \Color = color
    EndIf
  EndWith
  
EndProcedure

Procedure AddProjectData(name$,startyear,startmonth,startday,endyear,endmonth,endday)
  
  ForEach Project()
    If Project()\Name$ = name$
      Break
    EndIf
  Next
  
  AddElement(Project()\NewDate())
  
  With Project()\NewDate()
    year = Date(startyear,startmonth,startday,0,0,0)/(60*60*24)
    ;year1 = Date(startyear,01,01,0,0,0)/(60*60*24)
    ;\StartDate  = Date(startyear,startmonth,startday,0,0,0)/(60*60*24) - year1
    
    \X_start  = Date(startyear,startmonth,startday,0,0,0)/(60*60*24) - year
    \X_end    = (Date(endyear,endmonth,endday,0,0,0)/(60*60*24) - year) + 1
    
    \X_day = startday
    \X_Month = startmonth
    \X_Year = startyear
    
    Debug Str(\X_start)+"/"+Str(\X_end)
    
  EndWith
  
  ; FormatDate("%dd/%mm/%yyyy", D_start)
EndProcedure


Procedure UpdateCanvas()
  
  If StartDrawing(CanvasOutput(#g_canvas))
    
    Box(0,0,OutputWidth(),OutputHeight(),RGBA(255,255,255,255))
    
    xx = 80
    yy = 10
    hh = 40
    
    h1 = OutputHeight()-100+10   
    Month$ = "Jan,Fev,Mars,Avril,Mai,Juin,Juil,Aout,Sept,Oct,Nov,Dec,"
    
    W_month = (OutputWidth()-100)/12
    
    
    
    ForEach Project()
      x1 = 0
      w1 = 0
      With project()
        DrawingMode(#PB_2DDrawing_Transparent)
        DrawText(10,30+hh*i,\Name$,0)
        
        DrawingMode(#PB_2DDrawing_AlphaBlend)
        ForEach \NewDate()
          
          Select \NewDate()\X_Month
            Case 1,3,5,7,8,10,12
              day = 31
            Case 2
              day = 28
            Default
              day =30
          EndSelect
          W_day.d = W_month/Day ; size of one day
          
          DayFinalsize.d = \NewDate()\X_day*W_day -1
          
          x1 = W_month * (\NewDate()\X_Month-1) + DayFinalsize
          w = W_day*\NewDate()\X_end
          Debug "Taille du mois: "+Str(W_month)+" ("+Str(\NewDate()\X_Month)+") / Nb j: "+StrF(day,3)+" / jour: "+StrF(W_day,3)+" / total: "+Str(w)
          Box(xx+x1,yy+i*hh,w,hh,\color)         
          Line(xx,yy+i*hh,OutputWidth()-100,1,RGBA(120,120,120,125)) ; line horizontal
        Next
      EndWith
      i+1
    Next
    
    ; the last line
    Line(xx,yy+i*hh,OutputWidth()-100,1,RGBA(120,120,120,125))
    
    
    For i = 0 To 12 ; for the months
      DrawingMode(#PB_2DDrawing_AlphaBlend)
      Line(xx+W_month*i,10,1,OutputHeight()-100,RGBA(200,200,200,255))
      
      DrawingMode(#PB_2DDrawing_Transparent)
      DrawText(xx+W_month*i,h1,StringField(Month$,i+1,","),0)
    Next
    
    
    Line(xx,10,1,OutputHeight()-100,RGBA(0,0,0,255))
    Line(xx,h1,OutputWidth()-100,1,RGBA(0,0,0,255)) ; line hor
    
    StopDrawing()
  EndIf
  
EndProcedure

flag = #PB_Window_SystemMenu|#PB_Window_MinimizeGadget|#PB_Window_ScreenCentered|#PB_Window_MaximizeGadget|#PB_Window_SizeGadget
w = 1024
h = 768



If OpenWindow(#Window_main,0,0,w,h, #SoftwareName + " " + #SoftwareVersion, Flag)
  
  
  ;{ menu
  If CreateMenu(0, WindowID(0))
    MenuTitle("File")
    MenuItem(#menu_open, "Open")
  EndIf 
  ;}
  
  ;{ Gadget
  XX = 50
  If CanvasGadget(#G_canvas,xx,0,WindowWidth(#Window_main)-xx-10,WindowHeight(#Window_main))
    
    ; test add some data:
    AddNewProject("Projet1")
    AddProjectData("Projet1",2014,05,01,2014,05,31)
    AddProjectData("Projet1",2014,06,12,2014,06,28)
    AddProjectData("Projet1",2014,07,02,2014,07,13)
    
    AddNewProject("Projet2")
    AddProjectData("Projet2",2014,01,01,2014,02,17)
    AddProjectData("Projet2",2014,03,08,2014,03,28)
    
    UpdateCanvas()
  EndIf
  ;}
  
EndIf

Repeat
  EventID     = WindowEvent()
  If EventID <> 0
    ; 	Repeat
    
    
    EventGadget = EventGadget()
    EventMenu   = EventMenu()
    EventWindow = EventWindow()
    
    Select EventID
        
        
      Case #PB_Event_Menu
        ;{ menu
        Select EventMenu
        EndSelect
        ;}
        
      Case #PB_Event_SizeWindow
        
      Case #PB_Event_Gadget
        ;{ gadget
        Select EventGadget
        EndSelect
        ;}
        
      Case #PB_Event_CloseWindow
        quit = 1
        
    EndSelect
    
  Else
    
    Delay(1) ;  Delay() libére le processeur 
  EndIf
  
  
Until Quit = 1