tvplanit: Fix weekend bars not being rotated when printing rotated Gantt view. Prepare printing a limited Gantt date range.

git-svn-id: https://svn.code.sf.net/p/lazarus-ccr/svn@8461 8e941d3f-bd1b-0410-a28a-d453659cc2b4

components/tvplanit/source/vpganttview.pas

@@ -87,8 +87,10 @@ type
     FActiveRow: Integer;     // Selected row
     FActiveEvent: TVpEvent;  // Selected event
     FActiveDate: TDateTime;  // Selected date
-    FStartDate: TDateTime;   // Date of the first event
-    FEndDate: TDateTime;     // Date of the last event
+    FFirstDate: TDateTime;   // Date of the first event in the resource
+    FLastDate: TDateTime;    // Date of the last event in the resource
+    FStartDate: TDateTime;   // Date of the first event to be displayed/printed
+    FEndDate: TDateTime;     // Date of the last event to be displayed/printed
 
     FLeftCol: Integer;       // Index of the left-most day column
     FTopRow: Integer;        // Index of the top-most event row
@@ -267,6 +269,8 @@ type
     property ActiveEvent: TVpEvent read FActiveEvent write SetActiveEvent;
     property ActiveDate: TDateTime read FActiveDate write SetActiveDate;
     property ActiveRow: Integer read FActiveRow write SetActiveRow;
+    property FirstDate: TDateTime read FFirstDate;
+    property LastDate: TDateTime read FLastDate;
     property StartDate: TDateTime read FStartDate write FStartDate;
     property EndDate: TDateTime read FEndDate write FEndDate;
     property ColCount: Integer read FColCount write FColCount;
@@ -440,7 +444,6 @@ begin
   FMouseDown := false;
 
   SetActiveDate(Now);
-  FStartDate := FActiveDate;
 
   FColWidth := DEFAULT_COLWIDTH;
   FFixedColWidth := 120;
@@ -843,20 +846,25 @@ var
 begin
   if (Datastore = nil) or (Datastore.Resource = nil) or (Datastore.Resource.Schedule.EventCount = 0) then
   begin
-    FStartDate := NO_DATE;
-    FEndDate := NO_DATE;
+    FFirstDate := NO_DATE;
+    FLastDate := NO_DATE;
   end else
   begin
     event := Datastore.Resource.Schedule.GetEvent(0);
-    FStartDate := trunc(event.StartTime);
-    FEndDate := -99999;
+    FFirstDate := trunc(event.StartTime);
+    FLastDate := -99999;
     for i := 0 to Datastore.Resource.Schedule.EventCount-1 do
     begin
       event := Datastore.Resource.Schedule.GetEvent(i);
       d := trunc(event.EndTime);
-      if d > FEndDate then FEndDate := d;
+      if d > FLastDate then FLastDate := d;
     end;
   end;
+
+  if FStartDate = 0 then
+    FStartDate := FFirstDate;
+  if FEndDate = 0 then
+    FEndDate := FLastDate;
 end;
 
 function TVpGanttView.GetEventOfRow(ARow: Integer): TVpEvent;

components/tvplanit/source/vpganttviewpainter.pas

@@ -535,7 +535,8 @@ begin
         R := ScaleRect(dayRec.Rect);
         x1 := R.Left - dx;
         x2 := R.Right - dx;
-        RenderCanvas.FillRect(x1, y1, x2, y2);
+        TPSFilLRect(RenderCanvas, Angle, RenderIn, Rect(x1, y1, x2, y2));
+//        RenderCanvas.FillRect(x1, y1, x2, y2);
       end;
     end;
   end;

components/tvplanit/source/vpprtfmt.pas

@@ -1696,6 +1696,22 @@ var
             FLastContact := RenderControl.GetLastPrintLine;
           end;
 
+        itGanttView:
+          begin
+            RenderControl.RenderToCanvas(
+              ACanvas,
+              Rect(StartX, StartY, StopX, StopY),
+              Element.Rotation,
+              Scale,
+              GetDate(Element),
+              0,        // to be completed...
+              0,
+              Granularity,
+              true
+            );
+          end;
+
+
         else
           RenderControl.RenderToCanvas(
             ACanvas,