tvplanit: Some cleanup in TVpCanvasUtils. Fix Calendar font size being frozen at 8pt.

git-svn-id: https://svn.code.sf.net/p/lazarus-ccr/svn@4893 8e941d3f-bd1b-0410-a28a-d453659cc2b4

components/tvplanit/examples/demo/demomain.lfm

@@ -58,6 +58,7 @@ object MainForm: TMainForm
             KBNavigation = True
             DateLabelFormat = 'mmmm yyyy'
             DayHeadAttributes.Color = clBtnFace
+            DayHeadAttributes.Font.Height = -13
             DayNameStyle = dsShort
             DrawingStyle = dsFlat
             EventDayStyle = [fsItalic]
@@ -244,7 +245,6 @@ object MainForm: TMainForm
           DayHeadAttributes.Color = clBtnFace
           DayHeadAttributes.DateFormat = 'dddd mmmm, dd'
           DayHeadAttributes.Font.Height = -13
-          DayHeadAttributes.Font.Name = 'Tahoma'
           DayHeadAttributes.Bordered = True
           DrawingStyle = dsFlat
           HeadAttributes.Color = clBtnFace

components/tvplanit/examples/demo/demomain.pas

@@ -8,7 +8,8 @@ uses
   Classes, SysUtils, FileUtil, Forms, Controls, Graphics, Dialogs, ExtCtrls,
   StdCtrls, ComCtrls, LCLTranslator, Menus,
   VpBaseDS, VpDayView, VpWeekView, VpTaskList, VpAbout,
-  VpContactGrid, VpMonthView, VpResEditDlg, VpContactButtons, VpBufDS, VpNavBar;
+  VpContactGrid, VpMonthView, VpResEditDlg, VpContactButtons, VpBufDS, VpNavBar,
+  VpData;
 
 type
 
@@ -125,8 +126,8 @@ uses
  {$IFDEF WINDOWS}
   Windows,
  {$ENDIF}
-  LResources, LazUTF8, LazFileUtils, StrUtils, Translations, IniFiles, Math,
-  VpMisc, VpBase, VpData;
+  LResources, LazFileUtils, LazUTF8, StrUtils, Translations, IniFiles, Math,
+  VpMisc, VpBase;
 
 const
   LANGUAGE_DIR = '..\..\languages\';

components/tvplanit/source/vpcalendarpainter.pas

@@ -208,11 +208,7 @@ var
   I: Integer;
   S: string;
   DrawRect: TRect;
-  fontsize: Integer;
 begin
-  {Store the font size}
-  fontsize := RenderCanvas.Font.Size;
-
   {draw the day name column labels}
   RenderCanvas.Font.Color := DayNameColor;
   I := 0;
@@ -240,10 +236,6 @@ begin
     S := SysToUTF8(S);
    {$ENDIF}
 
-    {restore the font size - this is not needed normally, but may solve the
-     issue with growing fonts along this row in MacOSX }
-    RenderCanvas.Font.Size := fontsize;
-
     {draw the day name above each column}
     DrawRect := TVpCalendarOpener(FCalendar).clRowCol[1, I];
     OffsetRect(DrawRect, RealLeft, Realtop);

components/tvplanit/source/vpcanvasutils.pas

@@ -721,7 +721,6 @@ var
   OldFont: TFont;
   RealPoint: TPoint;
   OldBrushStyle: TBrushStyle;
-//  savedFontHeight: Integer;
 begin
   if not Assigned(FCanvas) then
     raise EVpCanvasError.Create(RSNoCanvas);
@@ -756,13 +755,12 @@ begin
     else         LF.lfPitchAndFamily := DEFAULT_PITCH;
   end;
 
-  // Create new font to use
-  OldFont := FCanvas.Font;
+  // Store currently used font
   OldFont := TFont.Create;
   try
     OldFont.Assign(FCanvas.Font);
-//    savedFontHeight := FCanvas.Font.Height;
-    FCanvas.Font.Handle:= CreateFontIndirect(LF);
+    // Create new font to use.
+    FCanvas.Font.Handle := CreateFontIndirect(LF);
 
     // Output the text
     if Rotate then
@@ -777,9 +775,8 @@ begin
       FCanvas.Brush.Style := OldBrushStyle;
     end;
   finally
+    // Restore previously used font.
     FCanvas.Font.Assign(OldFont);
-//    FCanvas.Font := OldFont;
-//    FCanvas.Font.Height := savedFontHeight;
   end;
 end;
 

components/tvplanit/source/vpmonthview.pas

@@ -278,7 +278,6 @@ begin
   FMonthView := AOwner;
   FFont := TFont.Create;
   FFont.Assign(FMonthView.Font);
-  FFont.Size := 8;
   FColor := clSilver;
 end;
 {=====}

components/tvplanit/source/vpmonthviewpainter.pas

@@ -13,7 +13,7 @@ type
   private
     FMonthView: TVpMonthView;
     // local parameters of the old TVpMonthView method
-    HeadRect: TRect;
+//    HeadRect: TRect;
     DisplayDate: TDateTime;
     RealColor: TColor;
     BevelHighlight: TColor;
@@ -699,49 +699,45 @@ end;
 
 procedure TVpMonthViewPainter.DrawHeader;
 var
+  HeadRect: TRect;
   HeadTextRect: TRect;
   HeadStr: string;
   HeadStrLen : Integer;
   dayHeadHeight: Integer;
+  R: TRect;
 begin
   RenderCanvas.Brush.Color := DayHeadAttrColor;
 
   dayHeadHeight := TVpMonthViewOpener(FMonthView).mvDayHeadHeight;
 
+  HeadRect := Rect(RealLeft + 1, RealTop + 1, RealRight - 1, RealTop + dayHeadHeight);
+
   { draw the header cell and borders }
   if FMonthView.DrawingStyle = dsFlat then begin
     { draw an outer and inner bevel }
+    {
     HeadRect.Left := RealLeft + 1;
     HeadRect.Top := RealTop + 1;
     HeadRect.Right := RealRight - 1;
     HeadRect.Bottom := RealTop + dayHeadHeight;
+    }
     TPSFillRect(RenderCanvas, Angle, RenderIn, HeadRect);
-    DrawBevelRect(
-      RenderCanvas,
-      TPSRotateRectangle(Angle, RenderIn, HeadRect),
-      BevelHighlight,
-      BevelShadow
-    );
+    R := TPSRotateRectangle(Angle, RenderIn, HeadRect);
+    DrawBevelRect(RenderCanvas, R, BevelShadow, BevelShadow);
   end else
   if FMonthView.DrawingStyle = ds3d then begin
     { draw a 3d bevel }
-    HeadRect.Left := RealLeft + 2;
-    HeadRect.Top := RealTop + 2;
-    HeadRect.Right := RealRight - 3;
-    HeadRect.Bottom := RealTop + dayHeadHeight;
+    InflateRect(HeadRect, -1, -1);
+    HeadRect.Bottom := HeadRect.Top + dayHeadHeight;
+    {
+    AHeadRect.Left := RealLeft + 2;
+    AHeadRect.Top := RealTop + 2;
+    AHeadRect.Right := RealRight - 3;
+    AHeadRect.Bottom := RealTop + dayHeadHeight;
+    }
     TPSFillRect(RenderCanvas, Angle, RenderIn, HeadRect);
-    DrawBevelRect(
-      RenderCanvas,
-      TPSRotateRectangle(Angle, RenderIn, HeadRect),
-      BevelHighlight,
-      BevelDarkShadow
-    );
-  end
-  else begin
-    HeadRect.Left := RealLeft + 1;
-    HeadRect.Top := RealTop + 1;
-    HeadRect.Right := RealRight - 1;
-    HeadRect.Bottom := RealTop + dayHeadHeight;
+    R := TPSRotateRectangle(Angle, RenderIn, HeadRect);
+    DrawBevelRect(RenderCanvas, R, BevelHighlight, BevelDarkShadow);
   end;
 
   { Acquire startdate and end date }
@@ -751,7 +747,7 @@ begin
   {$ENDIF}
 
   { draw the text }
-  if DisplayOnly and (RenderCanvas.TextWidth (HeadStr) >= RealWidth) then
+  if DisplayOnly and (RenderCanvas.TextWidth(HeadStr) >= RealWidth) then
     HeadTextRect.TopLeft:= Point(
       RealLeft + TextMargin * 2,
       HeadRect.Top
@@ -759,7 +755,7 @@ begin
   else
   if DisplayOnly then
     HeadTextRect.TopLeft := Point(
-      RealLeft + (RealWidth - RenderCanvas.TextWidth (HeadStr)) div 2,
+      RealLeft + (RealWidth - RenderCanvas.TextWidth(HeadStr)) div 2,
       HeadRect.Top
     )
   else