bcfontutilities.pas

Virtual CD Sample driver

{ Unit: BcFontUtilities
  ===========================================================================
  Created: 2001-07-03 (yyyy-mm-dd)
  ===========================================================================

  The contents of this file are subject to the Bluecave Public License V 1.1
  (the "License"). You may not copy or use this file, in either source code
  or executable form, except in compliance with the License. You may obtain
  a copy of the License at http://www.bluecave.net/licenses/.

  Software distributed under the License is distributed on an "AS IS" basis,
  WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
  for the specific language governing rights and limitations under the
  License.

  Copyright (C) 2001 Bluecave Software. All Rights Reserved.
  http://www.bluecave.net/

  Copyright (C) 2001 Jouni Airaksinen. All Rights Reserved.
  http://Mintus.Codefield.com/ -- [e-mail]

  =========================================================================== }

{$I DFS.inc}
{$I BcDirectives.inc}

unit BcFontUtilities;

interface

uses Windows, Graphics;

function CreateRotatedFont(F: TFont; const Angle: Integer): HFont;

implementation

uses SysUtils;

{ ============================================================================
  CreateRotatedFont
  Date: 2000-06-22
  Description: Creates rotated font, returns handle to it
  Parameters:
    F: TFont          From where to copy styles
    Angle: Integer    Font angle in degrees. Negative is clockwise.
  ---------------------------------------------------------------------------- }
function CreateRotatedFont(F: TFont; const Angle: Integer): HFont;
var
  LF : TLogFont;
begin
  FillChar(LF, SizeOf(LF), #0);
  with LF do
  begin
    lfHeight := F.Height;
    lfWidth := 0;
    lfEscapement := Angle * 10;
    lfOrientation := 0;
    if fsBold in F.Style then
      lfWeight := FW_BOLD
    else
      lfWeight := FW_NORMAL;
    lfItalic := Byte(fsItalic in F.Style);
    lfUnderline := Byte(fsUnderline in F.Style);
    lfStrikeOut := Byte(fsStrikeOut in F.Style);
    lfCharSet := DEFAULT_CHARSET;
    StrPCopy(lfFaceName, F.Name);
    lfQuality := DEFAULT_QUALITY;

    lfOutPrecision := OUT_DEFAULT_PRECIS;
    lfClipPrecision := CLIP_DEFAULT_PRECIS;
    case F.Pitch of
      fpVariable: lfPitchAndFamily := VARIABLE_PITCH;
      fpFixed: lfPitchAndFamily := FIXED_PITCH;
    else
      lfPitchAndFamily := DEFAULT_PITCH;
    end;
  end;
  Result := CreateFontIndirect(LF);
end;

end.