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Forgot to upload it.

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git-svn-id: http://www.villavu.com/repositories/merlijn/mufasa@83 3f818213-9676-44b0-a9b4-5e4c4e03d09d
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Wizzup? 2009-09-23 00:31:14 +00:00
parent f49f0ed870
commit 301e4370ad
1 changed files with 179 additions and 0 deletions
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Units/MMLAddon/colourpicker.pas Normal file
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unit colourpicker;
{$mode objfpc}{$H+}
interface
uses
Classes, SysUtils, LCLIntf,LCLType,InterfaceBase,Forms,Controls,ExtCtrls,
Graphics,
Window
;
type
TPickEvent = procedure (Sender: TObject; Color, X, Y: Integer);
TMColorPicker = class(TObject)
constructor Create(aWindow: TMWindow);
destructor Destroy; override;
procedure Pick(Var C, X, Y: Integer);
procedure ImageMouseMove(Sender: TObject; Shift: TShiftState; X, Y: Integer );
procedure TimorTimer(Sender: TObject);
Procedure ColorPickDown(Sender: TObject; Button: TMouseButton;Shift: TShiftState; X, Y: Integer);
public
// Will give us CopyClientToBitmap
Window: TMWindow;
ColourHistory: TList; // for colour history
Form : TForm;
Image: TImage;
Timor : TTimer;
Bitmap : Graphics.TBitmap;
Note : Graphics.TBitmap;
Brush : TBrush;
Text : string;
FPickEvent : TPickEvent;
oldx, oldy, Color, colorx, colory: Integer;
TheChangedEvent,TheChangingEvent : TNotifyEvent;
NoteHandle, BitmapHandle, ImageHandle : HDC;
public
property OnPick: TPickEvent read FPickEvent write FPickEvent;
end;
implementation
constructor TMColorPicker.Create(aWindow: TMWindow);
begin
Self.Window := aWindow;
end;
destructor TMColorPicker.Destroy;
begin
end;
procedure TMColorPicker.Pick(Var C, X, Y: Integer);
var
w, h: integer;
bmp: TBitmap;
begin
Form := TForm.Create(Application.MainForm);
Window.GetDimensions(w, h);
Form.Width := w;
Form.Height := h;
Form.Top := 0;
Form.left := 0;
Form.WindowState := wsmaximized;
Form.BorderStyle:= bsNone;
Image := TImage.Create(Form);
Image.Parent := Form;
Image.left := 0;
image.Width := 0;
Image.width := Form.Width - 1;
Image.Height := Form.Height - 1;
Image.Cursor:= crCross;
Image.OnMouseDown:= @ColorPickDown;
Image.OnMouseMove:=@ImageMouseMove;
Image.Canvas.Brush.Color := 14811135;
Bitmap := Graphics.TBitmap.create;
Bitmap.width := Form.Width;
Bitmap.Height := Form.Height;
Note := Graphics.TBitmap.create;
Note.Canvas.Brush.Color := 14811135;
Note.Width := 148;
Note.Height := 33;
Note.Canvas.Rectangle(0, 0, 147, 33);
Note.Canvas.Rectangle(89, 3, 115, 29);
Note.Canvas.Pen.Style:= psClear;
bmp := Window.CopyClientToBitmap(0, 0, w, h);
BitBlt(Image.Canvas.Handle, 0,0,w,h, bmp.Canvas.Handle,0,0,SRCCOPY);
BitBlt(Bitmap.Canvas.Handle, 0,0,w,h, bmp.Canvas.Handle,0,0,SRCCOPY);
bmp.Free;
ImageHandle:= Image.Canvas.Handle;
BitmapHandle:= Bitmap.Canvas.Handle;
NoteHandle:= Note.Canvas.Handle;
TheChangedEvent := Image.Canvas.OnChange;
TheChangingEvent := Image.Canvas.OnChanging;
Brush := Image.Canvas.Brush;
Timor := TTimer.Create(Form);
Timor.OnTimer:= @TimorTimer;
Timor.Interval:= 50;
Timor.Enabled:= False;
Form.ShowModal;
// add x to history here.
c := Color;
x := Colorx;
y := Colory;
Note.Free;
Bitmap.Free;
Timor.Free;
Image.Free;
Form.Free;
end;
procedure TMColorPicker.ImageMouseMove(Sender: TObject; Shift: TShiftState; X,
Y: Integer);
begin
Timor.Enabled:= True;
end;
procedure TMColorPicker.TimorTimer(Sender: TObject);
var
TempPoint : TPoint;
begin
// GetCursorPos(TempPoint);
TempPoint := Mouse.CursorPos;
{ If a form cannot be fully set to 0,0 }
TempPoint.X := TempPoint.X - Form.Left;
TempPoint.Y := TempPoint.Y - Form.Top;
BitBlt(ImageHandle, oldx + 5, oldy + 5,147,33,BitmapHandle,oldx + 5,oldy + 5,SRCCOPY);
Color := WidgetSet.DCGetPixel(ImageHandle, TempPoint.X, TempPoint.Y);
Rectangle(NoteHandle,1,1,85,32);
// Text:='Pos: ' + inttostr(TempPoint.x - Client.Rect.Left) + ',' + inttostr(TempPoint.y - Client.Rect.Bottom);
Text:='Pos: ' + inttostr(TempPoint.x) + ',' + inttostr(TempPoint.y);
ExtTextOut(NoteHandle, 5, 3,0,nil,pchar(text),length(text),nil);
Text := 'Color: ' + inttostr(Color);
ExtTextOut(NoteHandle, 5, 15,0,nil,pchar(text),length(text),nil);
BitBlt( ImageHandle, TempPoint.x + 5, TempPoint.y + 5,147,33,NoteHandle,0,0,SRCCOPY);
Brush.Color := Color;
Image.Canvas.Rectangle(TempPoint.x + 123, TempPoint.y + 8, tempPoint.x + 149, temppoint.y + 34);
// Rectangle(ImageHandle,TempPoint.x + 123, TempPoint.y + 8, tempPoint.x + 149, temppoint.y + 34);
TheChangingEvent(Sender);
StretchBlt(ImageHandle,TempPoint.x + 95, TempPoint.y + 9, 24,24, BitmapHandle, TempPoint.x - 1, TempPoint.y-1,3,3, SRCCOPY);
TheChangedEvent(Sender);
Oldx := TempPoint.x;
Oldy := TempPoint.y;
Timor.Enabled:= False;
end;
procedure TMColorPicker.ColorPickDown(Sender: TObject; Button: TMouseButton;
Shift: TShiftState; X, Y: Integer);
begin;
Color:= WidgetSet.DCGetPixel(Image.Canvas.Handle,x,y);
Self.Colorx := x;
Self.Colory := y;
Timor.enabled := false;
if OnPick <> nil then
Onpick(Sender,Color,x,y);
Form.Close;
end;
end.