93 lines
2.8 KiB
C++

// ***** BEGIN LICENSE BLOCK *****
// * Version: MPL 1.1
// *
// * The contents of this file are subject to the Mozilla Public License Version
// * 1.1 (the "License"); you may not use this file except in compliance with
// * the License. You may obtain a copy of the License at
// * http://www.mozilla.org/MPL/
// *
// * 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.
// *
// * The Original Code is TurboPower Abbrevia
// *
// * The Initial Developer of the Original Code is
// * TurboPower Software
// *
// * Portions created by the Initial Developer are Copyright (C) 1997-2002
// * the Initial Developer. All Rights Reserved.
// *
// * Contributor(s):
// *
// * ***** END LICENSE BLOCK *****
//---------------------------------------------------------------------------
#include <vcl.h>
#pragma hdrstop
#include "StrmBmpU.h"
#include "AbUnzPrc.hpp"
#include "AbZipPrc.hpp"
//---------------------------------------------------------------------------
#pragma package(smart_init)
#pragma resource "*.dfm"
TForm1 *Form1;
//---------------------------------------------------------------------------
__fastcall TForm1::TForm1(TComponent* Owner)
: TForm(Owner)
{
}
//---------------------------------------------------------------------------
void __fastcall TForm1::Button1Click(TObject *Sender)
{
// Create the compressed stream and the uncompressed stream.
TMemoryStream* UStrm = new TMemoryStream;
TMemoryStream* CStrm = new TMemoryStream;
// Copy the bitmap image to the memory stream.
Image1->Picture->Bitmap->SaveToStream(UStrm);
// Set the stream position to the beginning.
UStrm->Position = 0;
// Compress the stream.
DeflateStream(UStrm, CStrm);
// Remove all data from the uncompressed stream.
UStrm->Clear();
// Reset the compressed stream back to the beginning.
CStrm->Position = 0;
// Decompress the stream back to the original uncompressed
// stream and then reset the stream position back to 0.
InflateStream(CStrm, UStrm);
UStrm->Position = 0;
// Now create a new TImage. Make it the same size as the
// original image but move it down and to the left.
TImage* Image2 = new TImage(this);
Image2->Top = Image1->Top + 20;
Image2->Left = Image1->Left + 20;
Image2->Width = Image1->Width;
Image2->Height = Image1->Height;
Image2->Parent = this;
// Delete the original TImage.
delete Image1;
// Load the new bitmap with the data from the stream
// that contains the decompressed image.
Image2->Picture->Bitmap->LoadFromStream(UStrm);
// Free the memory streams.
delete UStrm;
delete CStrm;
}
//---------------------------------------------------------------------------