596 lines
16 KiB
ObjectPascal
596 lines
16 KiB
ObjectPascal
unit getpic;
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interface
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uses
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Windows, Messages, SysUtils, strUtils,Variants, Classes, Graphics, Controls, Forms,
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Dialogs, ComCtrls, ToolWin, ExtCtrls, jpeg, IniFiles, ExtDlgs,
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DelphiTwain, Buttons, StdCtrls, DB, ADODB, IdBaseComponent, IdComponent,
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IdTCPConnection, IdTCPClient, IdFTP;
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type
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TFormGetPic = class(TForm)
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Twain: TDelphiTwain;
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ScrollBox1: TScrollBox;
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Image1: TImage;
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OpenPictureDialog1: TOpenPictureDialog;
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Image2: TImage;
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SpeedButton1: TSpeedButton;
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SpeedButton2: TSpeedButton;
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SpeedButton3: TSpeedButton;
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Button1: TButton;
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Button2: TButton;
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ADOQuery1: TADOQuery;
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SpeedButton4: TSpeedButton;
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SaveDialog1: TSavePictureDialog;
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adoqueryImage: TADOQuery;
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IdFTP1: TIdFTP;
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SpeedButton5: TSpeedButton;
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procedure ToolButton1Click(Sender: TObject);
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procedure ToolButton3Click(Sender: TObject);
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procedure TwainTwainAcquire(Sender: TObject; const Index: Integer;
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Image: TBitmap; var Cancel: Boolean);
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procedure FormShow(Sender: TObject);
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procedure FormCreate(Sender: TObject);
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procedure FormDestroy(Sender: TObject);
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procedure Image1MouseDown(Sender: TObject; Button: TMouseButton;
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Shift: TShiftState; X, Y: Integer);
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procedure Image1MouseMove(Sender: TObject; Shift: TShiftState; X,
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Y: Integer);
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procedure SpeedButton1Click(Sender: TObject);
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procedure SpeedButton2Click(Sender: TObject);
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procedure SpeedButton3Click(Sender: TObject);
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procedure Button1Click(Sender: TObject);
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procedure Button2Click(Sender: TObject);
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procedure SpeedButton4Click(Sender: TObject);
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procedure Initimage();
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procedure SpeedButton5Click(Sender: TObject);
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private
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hWndC : THandle;
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CapturingAVI : bool;
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{ Private declarations }
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ClickPos: TPoint;
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SelectedSource, PicLeft, PicTop, PicWidth, PicHeight: Integer;
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procedure CreThumb(Width, Height: Integer);
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function SaveImage():Boolean;
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public
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FilePath:string;
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FileName:string;
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FTFType:string;
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pat1:string;
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pic1:string;
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fkeyNo:string;
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fFlileFlag:string;
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{ Public declarations }
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MyJpeg: TJPEGImage;
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// JPStream: TMemoryStream;
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end;
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var
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FormGetPic: TFormGetPic;
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implementation
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uses U_DataLink,U_Fun10;
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const WM_CAP_START = WM_USER;
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const WM_CAP_STOP = WM_CAP_START + 68;
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const WM_CAP_DRIVER_CONNECT = WM_CAP_START + 10;
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const WM_CAP_DRIVER_DISCONNECT = WM_CAP_START + 11;
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const WM_CAP_SAVEDIB = WM_CAP_START + 25;
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const WM_CAP_GRAB_FRAME = WM_CAP_START + 60;
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const WM_CAP_SEQUENCE = WM_CAP_START + 62;
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const WM_CAP_FILE_SET_CAPTURE_FILEA = WM_CAP_START + 20;
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const WM_CAP_SEQUENCE_NOFILE =WM_CAP_START+ 63 ;
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const WM_CAP_SET_OVERLAY =WM_CAP_START+ 51 ;
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const WM_CAP_SET_PREVIEW =WM_CAP_START+ 50 ;
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const WM_CAP_SET_CALLBACK_VIDEOSTREAM = WM_CAP_START +6;
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const WM_CAP_SET_CALLBACK_ERROR=WM_CAP_START +2;
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const WM_CAP_SET_CALLBACK_STATUSA= WM_CAP_START +3;
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const WM_CAP_SET_CALLBACK_FRAME= WM_CAP_START +5;
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const WM_CAP_SET_SCALE=WM_CAP_START+ 53 ;
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const WM_CAP_SET_PREVIEWRATE=WM_CAP_START+ 52 ;
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function capCreateCaptureWindowA(lpszWindowName : PCHAR;
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dwStyle : longint;
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x : integer;
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y : integer;
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nWidth : integer;
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nHeight : integer;
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ParentWin : HWND;
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nId : integer): HWND;
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STDCALL EXTERNAL 'AVICAP32.DLL';
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{$R *.dfm}
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procedure TFormGetPic.Initimage();
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var
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jpg:TJpegImage;
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myStream: TADOBlobStream;
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sFieldName:string;
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JPStream: TMemoryStream;
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begin
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jpg:=TJpegImage.Create();
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JPStream := TMemoryStream.Create;
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try
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with adoqueryImage do
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begin
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close;
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sql.Clear;
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sql.Add('select * from TP_File where WBID='+quotedstr(trim(fkeyNo)));
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open;
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IF not IsEmpty then
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begin
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IF not fieldbyname(pic1).IsNull then
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begin
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myStream:=tadoblobstream.Create(tblobfield(adoqueryImage.fieldbyname(pic1)),bmread);
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jpg.LoadFromStream(myStream);
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Image2.Picture.Assign(jpg);
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myStream.Free;
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try
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IdFTP1.Host := ReadINIFileStr('SYSTEMSET.INI','SERVER','<27><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ַ','127.0.0.1');
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IdFTP1.Username := 'three';
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IdFTP1.Password := '641010';
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IdFTP1.Connect();
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except
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;
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end;
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JPStream.Clear;
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if IdFTP1.Connected then
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begin
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try
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IdFTP1.Get(fFlileFlag+'\'+ Trim(fieldbyname(pat1).AsString), JPStream);
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except
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Application.MessageBox('<27>ͻ<EFBFBD>ͼ<EFBFBD><CDBC><EFBFBD>ļ<EFBFBD><C4BC><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>', '<27><>ʾ', MB_ICONWARNING);
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IdFTP1.Quit;
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Exit;
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end;
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end
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else
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begin
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Application.MessageBox('<27><EFBFBD><DEB7><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ļ<EFBFBD><C4BC><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>', '<27><>ʾ', MB_ICONWARNING);
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IdFTP1.Quit;
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Exit;
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end;
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if IdFTP1.Connected then IdFTP1.Quit;
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JPStream.Position := 0;
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jpg.LoadFromStream(JPStream);
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Image1.Picture.Assign(jpg);
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end;
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end;
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end;
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finally
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jpg.free;
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JPStream.Free;
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end;
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end;
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function TFormGetPic.SaveImage():Boolean;
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var
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myStream: TADOBlobStream;
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maxNo:string;
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fNewFileName:string;
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begin
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fNewFileName:=formatdatetime('yyyyMMddhhnnsszzz',now())+ExtractFileExt(FilePath);
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IF fkeyNO='' then fkeyNO:=fNewFileName;
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result:=false;
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try
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with adoqueryImage do
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begin
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close;
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sql.Clear;
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sql.Add('select * from TP_File where WBID='+quotedstr(trim(fkeyNo)));
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sql.Add('and TFType='+quotedstr(trim(FTFType)));
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open;
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if RecordCount<=0 then
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begin
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Append;
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if GetLSNo(ADOQuery1,maxNo,'FJ','TP_File',4,1)=False then
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begin
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Application.MessageBox('ȡ<><C8A1><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʧ<EFBFBD>ܣ<EFBFBD>','<27><>ʾ',0);
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Exit;
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end;
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fieldByName('TFID').AsString := maxNo;
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fieldByName('WBID').AsString := fkeyNO;
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end
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else
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begin
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edit;
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end;
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fieldByName(pat1).AsString :=trim(fNewFileName);
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fieldByName('Filler').AsString :=trim(dName);
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fieldByName('TFType').AsString :=trim(FTFType);
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myStream := TADOBlobStream.Create(TBlobField(FieldByName(pic1)), bmWrite);
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MyJpeg.Assign(Image2.Picture.Graphic);
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MyJpeg.SaveToStream(myStream);
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myStream.Free;
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Post;
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end;
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if FilePath <> '' then
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begin
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try
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IdFTP1.Host := ReadINIFileStr('SYSTEMSET.INI','SERVER','<27><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ַ','127.0.0.1');
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IdFTP1.Username := 'three';
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IdFTP1.Password := '641010';
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IdFTP1.Connect();
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IdFTP1.Put(FilePath, fFlileFlag+'\' + Trim(fNewFileName));
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IdFTP1.Quit;
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except
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IdFTP1.Quit;
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Application.MessageBox('<27>ϴ<EFBFBD><CFB4>ͻ<EFBFBD>ͼ<EFBFBD><CDBC><EFBFBD>ļ<EFBFBD>ʧ<EFBFBD>ܣ<EFBFBD><DCA3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ļ<EFBFBD><C4BC><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>', '<27><>ʾ', MB_ICONWARNING);
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end;
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end;
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IdFTP1.Quit;
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result:=true;
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except
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myStream.Free;
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end;
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end;
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procedure TFormGetPic.ToolButton1Click(Sender: TObject);
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var
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Ini: TIniFile;
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begin
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if Twain.LoadLibrary then
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begin
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{Load source manager}
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Twain.SourceManagerLoaded := TRUE;
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{Allow user to select source}
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SelectedSource := Twain.SelectSource;
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if SelectedSource <> -1 then
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begin
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Ini := TIniFile.Create(ExtractFilePath(ParamStr(0)) + 'scanner.ini');
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try
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Ini.WriteInteger( 'SCANNER', 'Scanner', SelectedSource);
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finally
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Ini.Free;
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end;
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end {if SelectedSource <> -1}
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end
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else
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ShowMessage('δ<><CEB4>װɨ<D7B0><C9A8><EFBFBD><EFBFBD>');
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end;
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procedure TFormGetPic.ToolButton3Click(Sender: TObject);
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begin
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if Twain.LoadLibrary then
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begin
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{Load source manager}
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Twain.SourceManagerLoaded := TRUE;
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if SelectedSource <> -1 then
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begin
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{Load source, select transference method and enable (display interface)}
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Twain.Source[SelectedSource].Loaded := TRUE;
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Twain.Source[SelectedSource].SetICapUnits(tuInches);
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Twain.Source[SelectedSource].SetImagelayoutFrame(PicLeft/25.4, PicTop/25.4, (PicLeft+PicWidth)/25.4, (PicTop+PicHeight)/25.4);
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Twain.Source[SelectedSource].SetIYResolution(200);
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Twain.Source[SelectedSource].SetIXResolution(200);
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Twain.Source[SelectedSource].TransferMode := ttmMemory;
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Twain.Source[SelectedSource].EnableSource(FALSE, TRUE);
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while Twain.Source[SelectedSource].Enabled do Application.ProcessMessages;
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end; {if SelectedSource <> -1}
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// Twain.UnloadLibrary;
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end
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else
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ShowMessage('δ<><CEB4>װɨ<D7B0><C9A8><EFBFBD><EFBFBD>');
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end;
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procedure TFormGetPic.TwainTwainAcquire(Sender: TObject;
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const Index: Integer; Image: TBitmap; var Cancel: Boolean);
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begin
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Image1.Picture.Assign(Image);
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Cancel := TRUE;
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CreThumb(150, 150);
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SpeedButton2.Enabled := TRUE;
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end;
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procedure TFormGetPic.FormShow(Sender: TObject);
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var
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Ini: TIniFile;
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begin
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{ Ini := TIniFile.Create(ExtractFilePath(ParamStr(0)) + 'scanner.ini');
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try
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SelectedSource := Ini.ReadInteger( 'SCANNER', 'Scanner', 0);
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PicLeft := Ini.ReadInteger( 'SCANNER', 'Left', 0);
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PicTop := Ini.ReadInteger( 'SCANNER', 'Top', 0);
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PicWidth := Ini.ReadInteger( 'SCANNER', 'Width', 100);
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PicHeight := Ini.ReadInteger( 'SCANNER', 'Height', 100);
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finally
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Ini.Free;
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end; }
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Initimage();
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end;
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{
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procedure TFormGetPic.ToolButton6Click(Sender: TObject);
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var
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Ini: TIniFile;
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begin
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FormGetPos := TFormGetPos.Create(Self);
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FormGetPos.SpinEdit1.Value := PicLeft;
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FormGetPos.SpinEdit2.Value := PicTop;
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FormGetPos.SpinEdit3.Value := PicWidth;
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FormGetPos.SpinEdit4.Value := PicHeight;
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if FormGetPos.ShowModal = 1 then
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begin
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PicLeft := FormGetPos.SpinEdit1.Value;
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PicTop := FormGetPos.SpinEdit2.Value;
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PicWidth := FormGetPos.SpinEdit3.Value;
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PicHeight := FormGetPos.SpinEdit4.Value;
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Ini := TIniFile.Create(ExtractFilePath(ParamStr(0)) + 'scanner.ini');
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try
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Ini.WriteInteger( 'SCANNER', 'Left', PicLeft);
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Ini.WriteInteger( 'SCANNER', 'Top', PicTop);
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Ini.WriteInteger( 'SCANNER', 'Width', PicWidth);
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Ini.WriteInteger( 'SCANNER', 'Height', PicHeight);
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finally
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Ini.Free;
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end;
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end;
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FormGetPos.Free;
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end;
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}
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procedure TFormGetPic.CreThumb(Width, Height: Integer);
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var
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Bitmap: TBitmap;
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Ratio: Double;
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ARect: TRect;
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AHeight, AHeightOffset: Integer;
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AWidth, AWidthOffset: Integer;
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begin
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Bitmap := TBitmap.Create;
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try
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Ratio := Image1.Picture.Graphic.Width/Image1.Picture.Graphic.Height;
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if Ratio > 1.333 then
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begin
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AHeight := Round(Width/Ratio);
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AHeightOffset := (Height-AHeight) div 2;
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AWidth := Width;
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AWidthOffset := 0;
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end
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else
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begin
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AWidth := Round(Height*Ratio);
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AWidthOffset := (Width-AWidth) div 2;
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AHeight := Height;
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AHeightOffset := 0;
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end;
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Bitmap.Width := Width;
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Bitmap.Height := Height;
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Bitmap.Canvas.Brush.Color := clBtnFace;
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Bitmap.Canvas.FillRect(Rect(0, 0, Width, Height));
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// StretchDraw original image
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ARect := Rect(AWidthOffset, AHeightOffset, AWidth+AWidthOffset, AHeight+AHeightOffset);
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Bitmap.Canvas.StretchDraw(ARect, Image1.Picture.Graphic);
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// Assign back to the Jpeg, and save to the file
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Image2.Picture.Assign(BitMap);
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// MyJpeg1.Assign(Image2.Picture.Graphic);
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finally
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Bitmap.Free;
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end;
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end;
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procedure TFormGetPic.FormCreate(Sender: TObject);
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begin
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MyJpeg := TJpegImage.Create;
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// MyJpeg1 := TJpegImage.Create;
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Button2.Enabled:=false;
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end;
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procedure TFormGetPic.FormDestroy(Sender: TObject);
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begin
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// MyJpeg1.Free;
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MyJpeg.Free;
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end;
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procedure TFormGetPic.Image1MouseDown(Sender: TObject;
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Button: TMouseButton; Shift: TShiftState; X, Y: Integer);
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begin
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ClickPos.x := X;
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ClickPos.y := Y;
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end;
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procedure TFormGetPic.Image1MouseMove(Sender: TObject; Shift: TShiftState;
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X, Y: Integer);
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var
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NewPos: TPoint;
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begin
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{The left button was pressed}
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if ssLeft in Shift then
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begin
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{Calculate new position}
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NewPos.X := Image1.Left + x - ClickPos.x;
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NewPos.Y := Image1.Top + y - ClickPos.y;
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if NewPos.x + Image1.Width < ScrollBox1.Width then
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NewPos.x := ScrollBox1.Width - Image1.Width;
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if NewPos.y + Image1.Height < ScrollBox1.Height then
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NewPos.y := ScrollBox1.Height - Image1.Height;
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if NewPos.X > 0 then NewPos.X := 0;
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if NewPos.Y > 0 then NewPos.Y := 0;
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Image1.Top := NewPos.Y;
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Image1.Left := NewPos.X;
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end {if ssLeft in Shift}
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end;
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procedure TFormGetPic.SpeedButton1Click(Sender: TObject);
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begin
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if OpenPictureDialog1.Execute then
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begin
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Image1.Top := 0;
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Image1.Left := 0;
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Image1.Picture.LoadFromFile(OpenPictureDialog1.FileName);
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FilePath:=OpenPictureDialog1.FileName;
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FileName:=ExtractFileName(FilePath);
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CreThumb(240, 180);
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SpeedButton2.Enabled := TRUE;
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end;
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end;
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procedure TFormGetPic.SpeedButton2Click(Sender: TObject);
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begin
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IF SaveImage() then
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begin
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ModalResult := 1;
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end
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else
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begin
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application.MessageBox('<27><><EFBFBD>ݱ<EFBFBD><DDB1><EFBFBD>ʧ<EFBFBD>ܣ<EFBFBD>','<27><>ʾ<EFBFBD><CABE>Ϣ',0)
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end;
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// JPStream := TMemoryStream.Create;
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// MyJPeg.Assign(Image1.Picture.Graphic);
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// MyJPeg.SaveToStream(JPStream);
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end;
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procedure TFormGetPic.SpeedButton3Click(Sender: TObject);
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begin
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ModalResult := 2;
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end;
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procedure TFormGetPic.Button1Click(Sender: TObject);
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begin
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hWndC := 0;
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try
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hWndC := capCreateCaptureWindowA('My Own Capture Window',
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WS_CHILD or WS_VISIBLE ,
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ScrollBox1.Left,
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ScrollBox1.Top,
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ScrollBox1.Width,
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ScrollBox1.Height,
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FormGetPic.Handle,
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0);
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if hWndC <> 0 then
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begin
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SendMessage(hWndC, WM_CAP_SET_CALLBACK_VIDEOSTREAM, 0, 0);
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SendMessage(hWndC, WM_CAP_SET_CALLBACK_ERROR, 0, 0);
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SendMessage(hWndC, WM_CAP_SET_CALLBACK_STATUSA, 0, 0);
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SendMessage(hWndC, WM_CAP_DRIVER_CONNECT, 0, 0);
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SendMessage(hWndC, WM_CAP_SET_SCALE, 1, 0);
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SendMessage(hWndC, WM_CAP_SET_PREVIEWRATE, 66, 0);
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//SendMessage(hWndC, WM_CAP_SEQUENCE_NOFILE, 1, 0);
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SendMessage(hWndC, WM_CAP_SET_OVERLAY, 1, 0);
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SendMessage(hWndC, WM_CAP_SET_PREVIEW, 1, 0);
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Button1.Enabled:=false;
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Button2.Enabled:=true;
|
||
end
|
||
else
|
||
begin
|
||
application.MessageBox('<27><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͷʧ<CDB7>ܣ<EFBFBD>','<27><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ',MB_ICONERROR);
|
||
end;
|
||
except
|
||
end;
|
||
application.ProcessMessages;
|
||
end;
|
||
|
||
procedure TFormGetPic.Button2Click(Sender: TObject);
|
||
var
|
||
sFieldName:string;
|
||
MBMP:TBitmap;
|
||
MJPG:TJpegImage;
|
||
begin
|
||
|
||
sFieldName:='D:\ץͼ';
|
||
if not DirectoryExists(pchar(sFieldName)) then
|
||
CreateDirectory(pchar(sFieldName),nil);
|
||
|
||
sFieldName:=sFieldName+'\'+formatdateTime('yyyyMMddhhnnss',SGetServerDateTime(ADOQuery1));
|
||
|
||
FileName:=ExtractFileName(sFieldName);
|
||
if hWndC <> 0 then
|
||
begin
|
||
SendMessage(hWndC,WM_CAP_SAVEDIB,0,longint(pchar(sFieldName+'.BMP')));
|
||
SendMessage(hWndC, WM_CAP_DRIVER_DISCONNECT, 0, 0);
|
||
hWndC := 0;
|
||
application.ProcessMessages;
|
||
Button1.Enabled:=true;
|
||
Button2.Enabled:=false;
|
||
try
|
||
MBMP:= TBitmap.Create;
|
||
MJPG:= TJpegImage.Create;
|
||
MBMP.LoadFromFile(pchar(sFieldName+'.BMP'));
|
||
MJPG.assign(MBMP);
|
||
Image1.Picture.Bitmap.Assign(MJPG);
|
||
application.ProcessMessages;
|
||
MJPG.SaveToFile(pchar(sFieldName+'.JPG'));
|
||
CreThumb(240, 180);
|
||
finally
|
||
MBMP.Free;
|
||
MJPG.Free;
|
||
if Fileexists(pchar(sFieldName+'.BMP')) then DeleteFile(pchar(sFieldName+'.BMP'));
|
||
FilePath:=sFieldName+'.JPG';
|
||
FileName:=ExtractFileName(FilePath);
|
||
end;
|
||
SpeedButton2.Enabled:=true;
|
||
end;
|
||
end;
|
||
|
||
procedure TFormGetPic.SpeedButton4Click(Sender: TObject);
|
||
var
|
||
MJPG:TJpegImage;
|
||
pathFile:string;
|
||
begin
|
||
if Image1.Picture.Graphic=nil then exit;
|
||
|
||
MJPG:= TJpegImage.Create;
|
||
try
|
||
SaveDialog1.FileName:=FileName;
|
||
if SaveDialog1.Execute then
|
||
begin
|
||
if SaveDialog1.FileName<>'' then
|
||
begin
|
||
pathFile:=trim(SaveDialog1.FileName);
|
||
|
||
IF (RightStr(UPPERCASE(pathFile),4)<>'.JPG') and (RightStr(UPPERCASE(pathFile),5)<>'.JPEG') then
|
||
begin
|
||
pathFile:=pathFile+'.JPG';
|
||
end;
|
||
MJPG.Assign(Image1.Picture.Graphic);
|
||
if fileexists(pathFile) then
|
||
begin
|
||
if application.MessageBox(pchar('<27>ļ<EFBFBD>['+trim(pathFile)+']<5D>Ѵ<EFBFBD><D1B4>ڣ<EFBFBD><DAA3>Ƿ<EFBFBD>Ҫ<EFBFBD>滻<EFBFBD><E6BBBB><EFBFBD><EFBFBD>'),'<27><>ʾ<EFBFBD><CABE>Ϣ',MB_YESNO+mb_iconinformation+MB_DEFBUTTON2)=idyes then
|
||
MJPG.SaveToFile(pathFile);
|
||
end
|
||
else
|
||
MJPG.SaveToFile(pathFile);
|
||
|
||
end;
|
||
end;
|
||
finally
|
||
MJPG.Free;
|
||
end;
|
||
end;
|
||
|
||
procedure TFormGetPic.SpeedButton5Click(Sender: TObject);
|
||
begin
|
||
|
||
try
|
||
with adoqueryImage do
|
||
begin
|
||
close;
|
||
sql.Clear;
|
||
sql.Add('select * from TP_File where WBID='+quotedstr(trim(fkeyNo)));
|
||
open;
|
||
if RecordCount>0 then
|
||
begin
|
||
edit;
|
||
fieldByName(pat1).Value:=null;
|
||
FieldByName(pic1).Value:=null;
|
||
post;
|
||
Image1.Picture.Assign(nil);
|
||
Image2.Picture.Assign(nil);
|
||
end;
|
||
end;
|
||
except
|
||
end;
|
||
end;
|
||
|
||
end.
|