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{
*****************************************************************************
* FpGuiProc.pp *
* --------------- *
* *
* *
*****************************************************************************
*****************************************************************************
This file is part of the Lazarus Component Library (LCL)
See the file COPYING.LCL, included in this distribution,
for details about the license.
*****************************************************************************
}
unit fpguiproc;
{$mode objfpc}{$H+}
interface
uses
Classes, SysUtils, fpg_base, Graphics,LCLType; //, fpg_style, fpg_stylemanager;
function TColorToTfpgColor(AColor: TColor): TfpgColor;
function TTfpgColorToTColor(AColor: TfpgColor): TColor;
procedure TfpgRectToRect(const AfpguiRect: TfpgRect; var ARect: TRect); inline;
procedure TRectTofpgRect(const ARect: TRect; var AfpguiRect: TfpgRect); inline;
function TFontToTfpgFontDesc(const AFont: TFont): string;
function TFontToTfpgFontDesc(const AFont: TFontData): string;
procedure AdjustRectToOrg(var ARect: TRect; const AOrgPoint: TPoint); overload;
procedure AdjustRectToOrg(var AfpgRect: TfpgRect; const AOrgPoint: TPoint); overload;
procedure AdjustPointToOrg(var APoint: TPoint; const AOrgPoint: TPoint);
function GetSysColorRGB(const Index: Integer): DWORD;
procedure AdjustToZeroLeftTop(var ARect: TRect);
function KeycodeToWindowsVirtKey(KeyCode: word): Byte;
function DebugMessage(msg: TfpgMessageRec): string;
implementation
{.$DEFINE FPGUIDEBUGCOLOR}
{
Converts from TColor to TfpgColor
TfpgColor = type longword; // Always in RRGGBB (Alpha, Red, Green, Blue) format!!
}
function TColorToTfpgColor(AColor: TColor): TfpgColor;
var
RGBColor: TColorRef;
RGBTriple: fpg_base.TRGBTriple;
begin
if (AColor and $FF000000)<>0 then
begin
if AColor=clDefault then
begin
Result:=fpg_base.clWindowBackground;
exit;
end
else
begin
if (AColor and $80000000)<>0 then
begin
Result:=GetSysColorRGB(AColor and $FF);
exit;
end;
{$IFDEF FPGUIDEBUGCOLOR}
writeln('FPGUI: Missing color ',hexStr(AColor,8));
{$ENDIF}
end;
end;
RGBColor := ColorToRGB(AColor);
RGBTriple.Alpha := 0;
RGBTriple.Red := Graphics.Red(RGBColor);
RGBTriple.Green := Graphics.Green(RGBColor);
RGBTriple.Blue := Graphics.Blue(RGBColor);
Result := RGBTripleTofpgColor(RGBTriple);
end;
function TTfpgColorToTColor(AColor: TfpgColor): TColor;
var
RGBTriple: fpg_base.TRGBTriple;
begin
RGBTriple:=fpgColorToRGBTriple(AColor);
Result:=RGBToColor(RGBTriple.Red,RGBTriple.Green,RGBTriple.Blue);
end;
procedure TfpgRectToRect(const AfpguiRect: TfpgRect; var ARect: TRect);
begin
with AfpguiRect do begin
ARect:=Rect(Left,Top,Width,Height);
end;
end;
procedure TRectTofpgRect(const ARect: TRect; var AfpguiRect: TfpgRect); inline;
begin
with ARect do begin
AfpguiRect.Left:=Left;
AfpguiRect.Top:=Top;
AfpguiRect.Width:=Right-Left;
AfpguiRect.Height:=Bottom-Top;
end;
end;
function TFontToTfpgFontDesc(const AFont: TFont): string;
var
fontdesc: string;
begin
fontdesc:=AFont.Name;
if AFont.Size>0 then
{ TODO -oJose Mejuto : This conversion seems to be performed somewhere in the WinAPI interface, but now keep it here while the right position is not found }
fontdesc:=fontdesc+'-'+inttostr(round((AFont.Size*AFont.PixelsPerInch) / 96));
if fsBold in AFont.Style then
fontdesc:=fontdesc+':bold';
if fsItalic in AFont.Style then
fontdesc:=fontdesc+':italic';
if fsUnderline in AFont.Style then
fontdesc:=fontdesc+':underline';
if fsStrikeOut in AFont.Style then
fontdesc:=fontdesc+':strikeout';
Result:=fontdesc;
end;
function TFontToTfpgFontDesc(const AFont: TFontData): string;
var
fontdesc: string;
begin
fontdesc:=AFont.Name;
if AFont.Height>0 then
{ TODO -oJose Mejuto : This conversion seems to be performed somewhere in the WinAPI interface, but now keep it here while the right position is not found }
fontdesc:=fontdesc+'-'+inttostr(AFont.Height);
if fsBold in AFont.Style then
fontdesc:=fontdesc+':bold';
if fsItalic in AFont.Style then
fontdesc:=fontdesc+':italic';
if fsUnderline in AFont.Style then
fontdesc:=fontdesc+':underline';
if fsStrikeOut in AFont.Style then
fontdesc:=fontdesc+':strikeout';
Result:=fontdesc;
end;
procedure AdjustRectToOrg(var ARect: TRect; const AOrgPoint: TPoint);
begin
With ARect,AOrgPoint do begin
Left:=Left-x;
Top:=Top-y;
end;
end;
procedure AdjustRectToOrg(var AfpgRect: TfpgRect; const AOrgPoint: TPoint);
overload;
begin
With AfpgRect,AOrgPoint do begin
Left:=Left-x;
Top:=Top-y;
end;
end;
procedure AdjustPointToOrg(var APoint: TPoint; const AOrgPoint: TPoint);
begin
APoint.x:=APoint.x-AOrgPoint.x;
APoint.y:=APoint.y-AOrgPoint.y;
end;
function fpgSysColorToRGB(const afpgColor: TfpgColor): DWORD;
var
r: fpg_base.TRGBTriple;
begin
r:=fpgColorToRGBTriple(afpgColor);
Result:=r.Blue shl 16 or r.Green shl 8 or r.Red;
end;
function GetSysColorRGB(const Index: Integer): DWORD;
begin
case Index of
COLOR_SCROLLBAR : Result:=fpgSysColorToRGB(fpg_base.clScrollBar);
COLOR_BACKGROUND : Result:=fpgSysColorToRGB(fpg_base.clWindowBackground);
COLOR_ACTIVECAPTION : Result:=fpgSysColorToRGB(fpg_base.clSelectionText);
COLOR_INACTIVECAPTION : Result:=fpgSysColorToRGB(fpg_base.clInactiveSelText);
COLOR_MENU : Result:=fpgSysColorToRGB(fpg_base.clButtonFace);
COLOR_WINDOW : Result:=fpgSysColorToRGB(fpg_base.clWindowBackground);
COLOR_WINDOWFRAME : Result:=fpgSysColorToRGB(fpg_base.clWidgetFrame);
COLOR_MENUTEXT : Result:=fpgSysColorToRGB(fpg_base.clMenuText);
COLOR_WINDOWTEXT : Result:=fpgSysColorToRGB(fpg_base.clText1);
COLOR_CAPTIONTEXT : Result:=fpgSysColorToRGB(fpg_base.clText1);
COLOR_ACTIVEBORDER : Result:=fpgSysColorToRGB(fpg_base.clSelection);
COLOR_INACTIVEBORDER : Result:=fpgSysColorToRGB(fpg_base.clInactiveSel);
COLOR_APPWORKSPACE : Result:=fpgSysColorToRGB(fpg_base.clWindowBackground);
COLOR_HIGHLIGHT : Result:=fpgSysColorToRGB(fpg_base.clSelection);
COLOR_HIGHLIGHTTEXT : Result:=fpgSysColorToRGB(fpg_base.clSelectionText);
COLOR_BTNFACE : Result:=fpgSysColorToRGB(fpg_base.clButtonFace);
COLOR_BTNSHADOW : Result:=fpgSysColorToRGB(fpg_base.clShadow1);
COLOR_GRAYTEXT : Result:=fpgSysColorToRGB(fpg_base.clShadow1);
COLOR_BTNTEXT : Result:=fpgSysColorToRGB(fpg_base.clText1);
{ COLOR_INACTIVECAPTIONTEXT : Result:=GetColor(QPaletteInactive, QPaletteText);
}
COLOR_BTNHIGHLIGHT : Result:=fpgSysColorToRGB(fpg_base.clHilite1);
COLOR_3DDKSHADOW : Result:=fpgSysColorToRGB(fpg_base.clShadow1);
COLOR_3DLIGHT : Result:=fpgSysColorToRGB(fpg_base.clHilite1);
{
COLOR_INFOTEXT : Result:=GetClInfo(False);
COLOR_INFOBK : Result:=GetClInfo(True);
// PBD: 25 is unassigned in all the docs I can find
// if someone finds what this is supposed to be then fill it in
// note defaults below, and cl[ColorConst] in graphics
COLOR_HOTLIGHT : Result:=GetColor(QPaletteActive, QPaletteLight);
COLOR_GRADIENTACTIVECAPTION : Result:=GetColor(QPaletteActive, QPaletteHighlight);
COLOR_GRADIENTINACTIVECAPTION : Result:=GetColor(QPaletteInactive, QPaletteBase);
}
COLOR_FORM : Result:=fpgSysColorToRGB(fpg_base.clWindowBackground);
{
COLOR_clForeground..COLOR_clHighlightedText
: Result:=GetColor(QPaletteActive, nIndex - COLOR_clForeground);
COLOR_clNormalForeground..COLOR_clNormalHighlightedText
: Result:=GetColor(QPaletteInactive, nIndex - COLOR_clNormalForeground);
COLOR_clDisabledForeground..COLOR_clDisabledHighlightedText
: Result:=GetColor(QPaletteDisabled, nIndex - COLOR_clDisabledForeground);
COLOR_clActiveForeground..COLOR_clActiveHighlightedText
: Result:=GetColor(QPaletteActive, nIndex - COLOR_clActiveForeground);}
otherwise
begin
//writeln('Missing Color Index: ',Index);
Result:=clRed;
end;
end;
end;
procedure AdjustToZeroLeftTop(var ARect: TRect);
begin
ARect.Right:=ARect.Right-ARect.Left;
ARect.Bottom:=ARect.Bottom-ARect.Top;
ARect.Left:=0;
ARect.Top:=0;
end;
function KeycodeToWindowsVirtKey(KeyCode: word): Byte;
const
TranslTable: array[Byte] of Integer = (
-1, // $00
-1, // $01 VK_LBUTTON
-1, // $02 VK_RBUTTON
-1, // $03 VK_CANCEL
-1, // $04 VK_MBUTTON
-1, // $05 VK_XBUTTON1
-1, // $06 VK_XBUTTON2
-1, // $07
keyBackSpace, // $08 VK_BACK
keyTab, // $09 VK_TAB
-1, // $0a
-1, // $0b
keyClear, // $0c VK_CLEAR
keyReturn, // $0d VK_RETURN
-1, // $0e
-1, // $0f
keyShift, // $10 VK_SHIFT
keyCtrl, // $11 VK_CONTROL
keyAlt, // $12 VK_MENU
keyPause, // $13 VK_PAUSE
-1, // $14 VK_CAPITAL
-1, // $15 VK_KANA
-1, // $16
-1, // $17 VK_JUNJA
-1, // $18 VK_FINAL
-1, // $19 VK_HANJA
-1, // $1a
keyEscape, // $1b VK_ESCAPE
-1, // $1c VK_CONVERT
-1, // $1d VK_NONCONVERT
-1, // $1e VK_ACCEPT
keyModeSwitch, // $1f VK_MODECHANGE
$20, // $20 VK_SPACE
keyPrior, // $21 VK_PRIOR
keyNext, // $22 VK_NEXT
keyEnd, // $23 VK_END
keyHome, // $24 VK_HOME
keyLeft, // $25 VK_LEFT
keyUp, // $26 VK_UP
keyRight, // $27 VK_RIGHT
keyDown, // $28 VK_DOWN
keySelect, // $29 VK_SELECT
keyPrintScreen, // $2a VK_PRINT
keyExecute, // $2b VK_EXECUTE
keyPrintScreen, // $2c VK_SNAPSHOT
keyInsert, // $2d VK_INSERT
keyDelete, // $2e VK_DELETE
keyHelp, // $2f VK_HELP
$30, // $30 '0'
$31, // $31 '1'
$32, // $32 '2'
$33, // $33 '3'
$34, // $34 '4'
$35, // $35 '5'
$36, // $36 '6'
$37, // $37 '7'
$38, // $38 '8'
$39, // $39 '9'
-1, // $3a
-1, // $3b
-1, // $3c
-1, // $3d
-1, // $3e
-1, // $3f
-1, // $40
$41, // $41 'A'
$42, // $42 'B'
$43, // $43 'C'
$44, // $44 'D'
$45, // $45 'E'
$46, // $46 'F'
$47, // $47 'G'
$48, // $48 'H'
$49, // $49 'I'
$4a, // $4a 'J'
$4b, // $4b 'K'
$4c, // $4c 'L'
$4d, // $4d 'M'
$4e, // $4e 'N'
$4f, // $4f 'O'
$50, // $50 'P'
$51, // $51 'Q'
$52, // $52 'R'
$53, // $53 'S'
$54, // $54 'T'
$55, // $55 'U'
$56, // $56 'V'
$57, // $57 'W'
$58, // $58 'X'
$59, // $59 'Y'
$5a, // $5a 'Z'
-1, // $5b VK_LWIN
-1, // $5c VK_RWIN
keyMenu, // $5d VK_APPS
-1, // $5e
-1, // $5f VK_SLEEP
keyP0, // $60 VK_NUMPAD0
keyP1, // $61 VK_NUMPAD1
keyP2, // $62 VK_NUMPAD2
keyP3, // $63 VK_NUMPAD3
keyP4, // $64 VK_NUMPAD4
keyP5, // $65 VK_NUMPAD5
keyP6, // $66 VK_NUMPAD6
keyP7, // $67 VK_NUMPAD7
keyP8, // $68 VK_NUMPAD8
keyP9, // $69 VK_NUMPAD9
keyPAsterisk, // $6a VK_MULTIPLY
keyPPlus, // $6b VK_ADD
keyPSeparator, // $6c VK_SEPARATOR
keyPMinus, // $6d VK_SUBTRACT
keyPDecimal, // $6e VK_DECIMAL
keyPSlash, // $6f VK_DIVIDE
keyF1, // $70 VK_F1
keyF2, // $71 VK_F2
keyF3, // $72 VK_F3
keyF4, // $73 VK_F4
keyF5, // $74 VK_F5
keyF6, // $75 VK_F6
keyF7, // $76 VK_F7
keyF8, // $77 VK_F8
keyF9, // $78 VK_F9
keyF10, // $79 VK_F10
keyF11, // $7a VK_F11
keyF12, // $7b VK_F12
keyF13, // $7c VK_F13
keyF14, // $7d VK_F14
keyF15, // $7e VK_F15
keyF16, // $7f VK_F16
keyF17, // $80 VK_F17
keyF18, // $81 VK_F18
keyF19, // $82 VK_F19
keyF20, // $83 VK_F20
keyF21, // $84 VK_F21
keyF22, // $85 VK_F22
keyF23, // $86 VK_F23
keyF24, // $87 VK_F24
-1, // $88
-1, // $89
-1, // $8a
-1, // $8b
-1, // $8c
-1, // $8d
-1, // $8e
-1, // $8f
keyNumLock, // $90 VK_NUMLOCK
keyScroll, // $91 VK_SCROLL
-1, // $92 VK_OEM_NEC_EQUAL
-1, // $93 VK_OEM_FJ_MASSHOU
-1, // $94 VK_OEM_FJ_TOUROKU
-1, // $95 VK_OEM_FJ_LOYA
-1, // $96 VK_OEM_FJ_ROYA
-1, // $97
-1, // $98
-1, // $99
-1, // $9a
-1, // $9b
-1, // $9c
-1, // $9d
-1, // $9e
-1, // $9f
keyShiftL, // $a0 VK_LSHIFT
keyShiftR, // $a1 VK_RSHIFT
keyCtrlL, // $a2 VK_LCONTROL
keyCtrlR, // $a3 VK_RCONTROL
-1, // $a4 VK_LMENU
-1, // $a5 VK_RMENU
-1, // $a6 VK_BROWSER_BACK
-1, // $a7 VK_BROWSER_FORWARD
-1, // $a8 VK_BROWSER_REFRESH
-1, // $a9 VK_BROWSER_STOP
-1, // $aa VK_BROWSER_SEARCH
-1, // $ab VK_BROWSER_FAVORITES
-1, // $ac VK_BROWSER_HOME
-1, // $ad VK_VOLUME_MUTE
-1, // $ae VK_VOLUME_DOWN
-1, // $af VK_VOLUME_UP
-1, // $b0 VK_MEDIA_NEXT_TRACK
-1, // $b1 VK_MEDIA_PREV_TRACK
-1, // $b2 VK_MEDIA_STOP
-1, // $b3 VK_MEDIA_PLAY_PAUSE
-1, // $b4 VK_LAUNCH_MAIL
-1, // $b5 VK_LAUNCH_MEDIA_SELECT
-1, // $b6 VK_LAUNCH_APP1
-1, // $b7 VK_LAUNCH_APP2
-1, // $b8
-1, // $b9
$dc, {U Umlaut} // $ba VK_OEM_1
$2b, {+ char} // $bb VK_OEM_PLUS
$2c, {, char} // $bc VK_OEM_COMMA
$2d, {- char} // $bd VK_OEM_MINUS
$2e, {. char} // $be VK_OEM_PERIOD
$23, {# char} // $bf VK_OEM_2
$d6, {O Umlaut} // $c0 VK_OEM_3
-1, // $c1
-1, // $c2
-1, // $c3
-1, // $c4
-1, // $c5
-1, // $c6
-1, // $c7
-1, // $c8
-1, // $c9
-1, // $ca
-1, // $cb
-1, // $cc
-1, // $cd
-1, // $ce
-1, // $cf
-1, // $d0
-1, // $d1
-1, // $d2
-1, // $d3
-1, // $d4
-1, // $d5
-1, // $d6
-1, // $d7
-1, // $d8
-1, // $d9
-1, // $da
-1, // $db VK_OEM_4
keyDeadCircumflex, // $dc VK_OEM_5
keyDeadAcute, // $dd VK_OEM_6
$c4, {A Umlaut} // $de VK_OEM_7
-1, // $df VK_OEM_8
-1, // $e0
-1, // $e1 VK_OEM_AX
$3c, {< char} // $e2 VK_OEM_102
-1, // $e3 VK_ICO_HELP
keyP5, // $e4 VK_ICO_00
-1, // $e5 VK_PROCESSKEY
-1, // $e6 VK_ICO_CLEAR
-1, // $e7 VK_PACKET
-1, // $e8
-1, // $e9 VK_OEM_RESET
-1, // $ea VK_OEM_JUMP
-1, // $eb VK_OEM_PA1
-1, // $ec VK_OEM_PA2
-1, // $ed VK_OEM_PA3
-1, // $ee VK_OEM_WSCTRL
-1, // $ef VK_OEM_CUSEL
-1, // $f0 VK_OEM_ATTN
-1, // $f1 VK_OEM_FINISH
-1, // $f2 VK_OEM_COPY
-1, // $f3 VK_OEM_AUTO
-1, // $f4 VK_OEM_ENLW
-1, // $f5 VK_OEM_BACKTAB
-1, // $f6 VK_ATTN
-1, // $f7 VK_CRSEL
-1, // $f8 VK_EXSEL
-1, // $f9 VK_EREOF
-1, // $fa VK_PLAY
-1, // $fb VK_ZOOM
-1, // $fc VK_NONAME
-1, // $fd VK_PA1
-1, // $fe VK_OEM_CLEAR
-1 // $ff
);
var
j: integer;
begin
for j := Low(TranslTable) to High(TranslTable) do begin
if TranslTable[j]=KeyCode then begin
exit(j);
end;
end;
exit(Byte(KeyCode));
end;
function DebugMessage(msg: TfpgMessageRec): string;
begin
result:='';
Result:=format('MSG: %d, Params Rect: %d,%d-%d,%d',[msg.MsgCode,msg.Params.rect.Left,msg.Params.rect.Top,msg.Params.rect.Right,msg.Params.rect.Bottom]);
end;
end.
|
