void CCaptchaGenerator::ReGenerateCaptcha(uint32 nLetterCount)
{
	Clear();
	CxImage* pimgResult = new CxImage(nLetterCount > 1 ? (LETTERSIZE + (nLetterCount-1)*CROWDEDSIZE) : LETTERSIZE, 32, 1, CXIMAGE_FORMAT_BMP);
	pimgResult->SetPaletteColor(0, 255, 255, 255);
	pimgResult->SetPaletteColor(1, 0, 0, 0, 0);
	pimgResult->Clear();
	CxImage imgBlank(LETTERSIZE, LETTERSIZE, 1, CXIMAGE_FORMAT_BMP);	
	imgBlank.SetPaletteColor(0, 255, 255, 255);
	imgBlank.SetPaletteColor(1, 0, 0, 0, 0);
	imgBlank.Clear();
	for (uint32 i = 0; i < nLetterCount; i++) {
		CxImage imgLetter(imgBlank);
		
		CString strLetter(schCaptchaContent[GetRandomUInt16() % ARRSIZE(schCaptchaContent)]);
		m_strCaptchaText += strLetter;
		
		uint16 nRandomSize = GetRandomUInt16() % 10;
		uint16 nRandomOffset = 3 + GetRandomUInt16() % 11;
		imgLetter.DrawString(NULL, nRandomOffset, 32, strLetter, imgLetter.RGBtoRGBQUAD(RGB(0, 0, 0)), _T("Arial"), 40 - nRandomSize, 1000);
		//imgLetter.DrawTextA(NULL, nRandomOffset, 32, strLetter, imgLetter.RGBtoRGBQUAD(RGB(0, 0, 0)), "Arial", 40 - nRandomSize, 1000);
		float fRotate = (float)(35 - (GetRandomUInt16() % 70));
		imgLetter.Rotate2(fRotate, NULL, CxImage::IM_BILINEAR,  CxImage::OM_BACKGROUND, 0, false, true);
		uint32 nOffset = i * CROWDEDSIZE; 
		ASSERT( imgLetter.GetHeight() == pimgResult->GetHeight() && pimgResult->GetWidth() >= nOffset + imgLetter.GetWidth() );
		for (uint32 j = 0; j < imgLetter.GetHeight(); j++)
			for (uint32 k = 0; k < imgLetter.GetWidth(); k++)
				if (pimgResult->GetPixelIndex(nOffset + k, j) != 1)
					pimgResult->SetPixelIndex(nOffset + k, j, imgLetter.GetPixelIndex(k, j));
	}
	pimgResult->Jitter(1);
	//pimgResult->Save("D:\\CaptchaTest.bmp", CXIMAGE_FORMAT_BMP);
	m_pimgCaptcha = pimgResult;
}
Exemple #2
0
// This must be called before any frame-saving is attempted.
void CAnimationExporter::CreateGif()
{
    if(!g_canvas || !g_canvas->model || !g_canvas->model->animManager)
    {
        wxMessageBox(_T("Unable to create animated GIF!"), _T("Error") );
        wxLogMessage(_T(
            "Error: Unable to created animated GIF.  A required objects pointer was null!") );
        Show(false);
        return ;
    }

    CxImage **gifImages = NULL; // Our pointer array of images

    // Reset the state of our GUI objects
    btnStart->Enable(false);
    btnCancel->Enable(false);
    cbGrey->Enable(false);
    cbTrans->Enable(false);
    cbDither->Enable(false);
    cbShrink->Enable(false);
    txtFrames->Enable(false);
    txtSizeX->Enable(false);
    txtSizeY->Enable(false);
    txtDelay->Enable(false);

    // Pause our rendering to screen so we can focus on making the animated image
    g_videoSetting.render = false;

    m_fAnimSpeed = g_canvas->model->animManager->GetSpeed(); 
        // Save the old animation speed
    g_canvas->model->animManager->SetSpeed(1.0f); // Set it to the normal speed.

    m_iTotalAnimFrames = g_canvas->model->animManager->GetFrameCount();
    wxString(txtFrames->GetValue() ).ToLong( (long*) &m_iTotalFrames);
    wxString(txtDelay->GetValue() ).ToLong( (long*) &m_iDelay);

    // will crash program - prevent this from happening
    if(m_iTotalFrames > m_iTotalAnimFrames)
    {
        wxMessageBox(_T(
            "Impossible to make a gif with more frames than the model animation.\nClosing gif exporter."), _T("Error") );
        wxLogMessage(_T(
            "Error: Unable to make a gif with more frames than the model animation.") );
        this->Show(false);
        return ;
    }

    if(m_iDelay < 1)
    {
        m_iDelay = 1;
    }
    if(m_iDelay > 100)
    {
        m_iDelay = 100;
    }

    m_iTimeStep = int(m_iTotalAnimFrames / m_iTotalFrames); 
        // Total number of frames in the animation / total frames going into our exported animation image

    if(m_bShrink)
    {
        wxString(txtSizeX->GetValue() ).ToLong( (long*) &m_iNewWidth);
        wxString(txtSizeY->GetValue() ).ToLong( (long*) &m_iNewHeight);

        // Just a minor check,  final image size can not be smaller than 32x32 pixels.
        if(m_iNewWidth < 32 || m_iNewHeight < 32)
        {
            m_iNewWidth = 32;
            m_iNewHeight = 32;
        }
    }

    // CREATE OUR RENDERTOTEXTURE OBJECT
    // -------------------------------------------
    // if either are supported use our 'RenderTexture' object.
    if(g_videoSetting.supportPBO || g_videoSetting.supportVBO)
    {
        g_canvas->rt = new RenderTexture();

        if(!g_canvas->rt)
        {
            wxLogMessage(_T("Error: RenderToTexture object is null!") );
            this->Show(false);
            return ;
        }

        g_canvas->rt->Init( (HWND)g_canvas->GetHandle(), 0, 0, g_videoSetting.supportFBO)
            ;

        m_iWidth = g_canvas->rt->nWidth;
        m_iHeight = g_canvas->rt->nHeight;
        g_canvas->rt->BeginRender();
    }
    else
    {
        glReadBuffer(GL_BACK);
        int screenSize[4];
        glGetIntegerv(GL_VIEWPORT, screenSize); 
            // get the width/height of the canvas
        m_iWidth = screenSize[2];
        m_iHeight = screenSize[3];
        return ;
    }

    // Stop our animation
    g_canvas->model->animManager->Pause(true);
    g_canvas->model->animManager->Stop();
    g_canvas->model->animManager->AnimateParticles();

    // Size of our buffer to hold the pixel data
    m_iSize = m_iWidth * m_iHeight * 4; // (width*height*bytesPerPixel)	

    // Create one frame to make our optimal colour palette from.
    unsigned char *buffer = new unsigned char[m_iSize];
    gifImages = new CxImage *[m_iTotalFrames];

    for(unsigned int i = 0; i < m_iTotalFrames; i++)
    {
        lblCurFrame->SetLabel(wxString::Format(_T("Current Frame: %i"), i) );

        this->Refresh();
        this->Update();

        CxImage *newImage = new CxImage(0);

        g_canvas->RenderToBuffer();

        glReadPixels(0, 0, m_iWidth, m_iHeight, GL_BGRA_EXT, GL_UNSIGNED_BYTE,
            buffer);
        newImage->CreateFromArray(buffer, m_iWidth, m_iHeight, 32, (m_iWidth *4)
            , false);

        // not needed due to the code just below, which fixes the issue with particles
        //g_canvas->model->animManager->SetTimeDiff(m_iTimeStep);
        //g_canvas->model->animManager->Tick(m_iTimeStep);

        if(g_canvas->root)
        {
            g_canvas->root->tick( (float)m_iTimeStep);
        }
        if(g_canvas->sky)
        {
            g_canvas->sky->tick( (float)m_iTimeStep);
        }


#ifdef _WIN32
        if(m_bGreyscale)
        {
            newImage->GrayScale();
        }
#endif //_WIN32

        if(m_bShrink && m_iNewWidth != m_iWidth && m_iNewHeight != m_iHeight)
        {
            newImage->Resample(m_iNewWidth, m_iNewHeight, 2);
        }

        // if (Optimise) {
        if(!m_pPal)
        {
            CQuantizer q(256, 8);
            q.ProcessImage( (HANDLE)newImage->GetDIB() );
            m_pPal = (RGBQUAD*)calloc(256 *sizeof(RGBQUAD), 1); 
                //This creates our gifs optimised global colour palette
            q.SetColorTable(m_pPal);
        }

        newImage->DecreaseBpp(8, m_bDiffuse, m_pPal, 256);
        newImage->SetCodecOption(2); // for LZW compression

        if(m_bTransparent)
        {
            newImage->SetTransIndex(newImage->GetPixelIndex(0, 0) );
        }

        newImage->SetFrameDelay(m_iDelay);

        gifImages[i] = newImage;

        // All the memory that we allocate for newImage gets cleared at the end
    }

    wxDELETEA(buffer);

    if(g_videoSetting.supportPBO || g_videoSetting.supportVBO)
    {
        g_canvas->rt->EndRender();

        // Clear RenderTexture object.
        g_canvas->rt->Shutdown();
        wxDELETE(g_canvas->rt);
    }

    // CREATE THE ACTUAL MULTI-IMAGE GIF ANIMATION
    // ------------------------------------------------------
    // Create the file and write all the data
    // Open/Create the file that were going to save to
    FILE *hFile = NULL;
    hFile = fopen(m_strFilename.fn_str(), "wb");

    // Set gif options
    CxImageGIF multiImage;
    multiImage.SetComment("Exported from WoW Model Viewer");
    if(m_bTransparent)
    {
        multiImage.SetDisposalMethod(2);
    }
    else
    {
        multiImage.SetDisposalMethod(0);
    }

    multiImage.SetFrameDelay(m_iDelay);
    multiImage.SetCodecOption(2); // LZW
    multiImage.SetLoops(0); // Set the animation to loop indefinately.

    // Create/Compose the animated gif
    multiImage.Encode(hFile, gifImages, m_iTotalFrames, false);

    // ALL DONE, START THE CLEAN UP
    // --------------------------------------------------------
    // Close file
    fclose(hFile);

    // Free the memory used by all the images to create the GIF
    for(unsigned int i = 0; i < m_iTotalFrames; i++)
    {
        gifImages[i]->Destroy();
        wxDELETE(gifImages[i]);
    }
    wxDELETEA(gifImages);

    // Free memory used by the colour palette
    if(m_pPal)
    {
        free(m_pPal);
        m_pPal = NULL;
    }

    wxLogMessage(_T("Info: GIF Animation successfully created.") );

    g_canvas->model->animManager->SetSpeed(m_fAnimSpeed); 
        // Return the animation speed back to whatever it was previously set as
    g_canvas->model->animManager->Play();

    Show(false);

    g_videoSetting.render = true;
    g_canvas->InitView();
}
Exemple #3
0
void CDemoView::OnLButtonDown(UINT nFlags, CPoint point) 
{
	CDemoDoc* pDoc = GetDocument();
	if (pDoc) {
		switch(pDoc->m_tool){
		case 0: // select
		case 1:
			{
#ifdef VATI_EXTENSIONS
				if ( nFlags & MK_SHIFT )
					pDoc->m_isRectSel = 1;
				else
					pDoc->m_isRectSel = 0;
#endif
				CxImage* ima = pDoc->GetImage();
				if (ima) {
					m_RefScroll = GetScrollPosition();
					m_RefPoint.x = point.x;
					m_RefPoint.y = point.y;
				}
			}
			break;
		case 2: // zoom
			if (!pDoc->GetWaitingClick()) PostMessage(WM_COMMAND,ID_VIEW_ZOOMIN);
			break;
		case 4: // tracker
			{
				if (m_tracker.HitTest(point) < 0)
				{
					CRectTracker track;
					if (track.TrackRubberBand(this, point, true)) {
						track.m_rect.NormalizeRect();
						m_tracker.m_rect = track.m_rect;
						SetImageRectSelection(pDoc,&(m_tracker.m_rect));
					} else {
						m_tracker.m_rect = CRect(0,0,0,0);
					}
				} else {
					if (m_tracker.Track(this, point, true)){
						m_tracker.m_rect.NormalizeRect();
						SetImageRectSelection(pDoc,&(m_tracker.m_rect));
					} else {
						m_tracker.m_rect = CRect(0,0,0,0);
					}
				}
				OnUpdate(0,0,0);
			}
			break;
		case 3: //text
			{
				//pDoc->m_tool=-1;
				CxImage* ima = pDoc->GetImage();
				if (ima){
					pDoc->SubmitUndo();
					long x = point.x;
					long y = point.y;
					GetImageXY(pDoc, ima, &x,&y);
#ifndef VATI_EXTENSIONS
					RGBQUAD c = ima->RGBtoRGBQUAD(pDoc->m_color);
					c.rgbReserved=255;
					ima->DrawString(0,x,y,pDoc->m_text,c,
								pDoc->m_font.lfFaceName,
								pDoc->m_font.lfHeight,
								pDoc->m_font.lfWeight,
								pDoc->m_font.lfItalic,
								pDoc->m_font.lfUnderline,
								true);
#else
					ima->DrawStringEx(0,x,y,&theApp.m_text );
#endif
				}
				Invalidate(0);
			}
			break;
		case 5: //flood fill
			{
				CxImage* ima = pDoc->GetImage();
				if (ima){
					DlgFloodFill* pDlg = ((CMainFrame *)(AfxGetApp()->m_pMainWnd))->m_pDlgFlood;
					if (pDlg){
						pDlg->UpdateData(1);
						theApp.m_FloodColor = ima->RGBtoRGBQUAD(pDlg->m_color);
						theApp.m_FloodTolerance = pDlg->m_tol;
						theApp.m_FloodOpacity = pDlg->m_opacity;
						theApp.m_FloodSelect = pDlg->m_select;
					}
					pDoc->SubmitUndo();
					long x = point.x;
					long y = point.y;
					GetImageXY(pDoc, ima, &x,&y);
					long yflip = ima->GetHeight() - y - 1;
					ima->FloodFill(x,yflip,theApp.m_FloodColor,theApp.m_FloodTolerance,theApp.m_FloodOpacity,theApp.m_FloodSelect!=0);
					Invalidate(0);
				}
			}
			break;
		}

		if (pDoc->GetWaitingClick()){
			pDoc->SetWaitingClick(0);
			CxImage* ima = pDoc->GetImage();
			if (ima) {
				long x = point.x;
				long y = point.y;
				GetImageXY(pDoc, ima, &x,&y);
				if (ima->IsInside(x,y))	{
					pDoc->SubmitUndo();
					long yflip = ima->GetHeight() - y - 1;
					ima->SetTransIndex(ima->GetPixelIndex(x,yflip));
					// <DP> RGB transparency
					ima->SetTransColor(ima->GetPixelColor(x,yflip));
					pDoc->UpdateAllViews(NULL);
				}
			}
		}
#if CXIMAGE_DEMO_SELECT
		 else {
			KillTimer(1);
			pDoc->m_NumSel=0;
			m_SelShift=0;
		}
#endif
	}
	CScrollView::OnLButtonDown(nFlags, point);
}
Exemple #4
0
//////////////////////////////////////////////////////////////////////////////
// CDemoView message handlers
//////////////////////////////////////////////////////////////////////////////
void CDemoView::OnMouseMove(UINT nFlags, CPoint point) 
{
	CDemoDoc* pDoc = GetDocument();
	CxImage*  ima  = pDoc->GetImage();
	if (!ima)	return;

	// We'll get the RGB values at the point the user selects
	long x = point.x;
	long y = point.y;
	GetImageXY(pDoc, ima, &x,&y);

	TCHAR s[80];
	if (ima->IsInside(x,y))	{

		long yflip = ima->GetHeight() - y - 1;
		_stprintf(s,_T("x: %d y: %d  idx: %d"), x, y, ima->GetPixelIndex(x,yflip));
		RGBQUAD rgb=ima->GetPixelColor(x,yflip);
		if (ima->AlphaIsValid()) rgb.rgbReserved=ima->AlphaGet(x,yflip);
		else rgb.rgbReserved=ima->GetPaletteColor(ima->GetPixelIndex(x,yflip)).rgbReserved;
		_stprintf(&s[_tcslen(s)],_T("  RGBA: (%d, %d, %d, %d)"), rgb.rgbRed, rgb.rgbGreen, rgb.rgbBlue, rgb.rgbReserved);

		//Enable these lines if you want draw over the image	
		//if ((nFlags & MK_LBUTTON)==MK_LBUTTON){
		//	ima->SetPixelColor(x,yflip,RGB(rand()/(RAND_MAX/256),rand()/(RAND_MAX/256),rand()/(RAND_MAX/256)));
		//	Invalidate(0);
		//}
#ifdef VATI_EXTENSIONS
		if (nFlags & MK_RBUTTON && !(nFlags & MK_LBUTTON))
		{
			switch (pDoc->m_tool){
			case 1: // selection
				if ( nFlags & MK_CONTROL ) // CTRL+right button: move selection
				{
					for (int i=0; i<pDoc->m_NumSel; i++)
					{
						pDoc->m_Sel[i].x += (long)(x-m_oldPnt.x);
						pDoc->m_Sel[i].y += (long)(y-m_oldPnt.y);
					}
					m_oldPnt.x = x;
					m_oldPnt.y = y;
					//redraw selection
					CWnd* pFrame=GetParentFrame();
					RECT rClient;
					pFrame->GetClientRect(&rClient);
					pFrame->RedrawWindow( &rClient, NULL, RDW_INVALIDATE | RDW_UPDATENOW);
					DrawSelection();
				}
				else if ( !(nFlags & MK_CONTROL) && pDoc->m_isRectSel && pDoc->m_NumSel==5 )
				{
					// calculate angle difference looking from rectangle center
					double d_angle = 
						atan2( (y - m_orgPnt.y), (x - m_orgPnt.x) )
					  - atan2( (m_oldPnt.y - m_orgPnt.y), (m_oldPnt.x - m_orgPnt.x) );
					m_oldPnt.x = x;
					m_oldPnt.y = y;
					Dpoint2d    p;

                    // rotate corner points around center point
					for(int i=0;i<5;i++)
					{
						p.x = m_dpnt[i].x - m_orgPnt.x;
						p.y = m_dpnt[i].y - m_orgPnt.y;
						m_dpnt[i].x = p.x*cos(d_angle) - p.y*sin(d_angle) + m_orgPnt.x;
						m_dpnt[i].y = p.x*sin(d_angle) + p.y*cos(d_angle) + m_orgPnt.y;
						// write back to selection
						pDoc->m_Sel[i].x = (long)m_dpnt[i].x ;
						pDoc->m_Sel[i].y = (long)m_dpnt[i].y ;

					}
					// redraw the rectangle
					CWnd* pFrame=GetParentFrame();
					RECT rClient;
					pFrame->GetClientRect(&rClient);
					pFrame->RedrawWindow( &rClient, NULL, RDW_INVALIDATE | RDW_UPDATENOW);
					DrawSelection();
				}
			break;			
			} // end switch
		} // end if MK_RBUTTON
#endif	

		if (nFlags & MK_LBUTTON)
			switch (pDoc->m_tool){
			case 0: // move
			{
				SetCursor(LoadCursor(0,IDC_SIZEALL));
				CSize sz(GetTotalSize());
				CWnd* pFrame=GetParentFrame();
				RECT rClient;
				pFrame->GetClientRect(&rClient);
				if (sz.cx>rClient.right) SetScrollPos(SB_HORZ,m_RefScroll.x - point.x + m_RefPoint.x); else SetScrollPos(SB_HORZ,0);
				if (sz.cy>rClient.bottom) SetScrollPos(SB_VERT,m_RefScroll.y - point.y + m_RefPoint.y); else SetScrollPos(SB_VERT,0);
				Invalidate(0);
				break;
			}
			case 1:	//selection
				SetCursor(LoadCursor(0,IDC_CROSS));
#if CXIMAGE_DEMO_SELECT
#ifdef VATI_EXTENSIONS
				if ( nFlags & MK_SHIFT )
				{
					// rectangle selection
					pDoc->m_isRectSel = 1;
					// in rectangle mode, selection array has 0,1 or 5 points
					if (!pDoc->m_NumSel) 
					{
						pDoc->m_Sel[0].x = x;
						pDoc->m_Sel[0].y = y;
						pDoc->m_NumSel = 1;
					}
					else // already has at least one corner
					{
						pDoc->m_Sel[1].x = x;
						pDoc->m_Sel[1].y = pDoc->m_Sel[0].y;
						pDoc->m_Sel[2].x = x;
						pDoc->m_Sel[2].y = y;
						pDoc->m_Sel[3].x = pDoc->m_Sel[0].x;
						pDoc->m_Sel[3].y = y;
						//close the rectangle:
						pDoc->m_Sel[4].x = pDoc->m_Sel[0].x;
						pDoc->m_Sel[4].y = pDoc->m_Sel[0].y;
						pDoc->m_NumSel = 5;
					}
					// delete old rectangle from display:
					CWnd* pFrame=GetParentFrame();
					RECT rClient;
					pFrame->GetClientRect(&rClient);
					pFrame->RedrawWindow( &rClient, NULL, RDW_INVALIDATE | RDW_UPDATENOW);
					// draw the new rectangle
					DrawSelection();
				}
				else
#endif
				{
					//freehand selection (original)
					float zoom=pDoc->GetZoomFactor();
					CPoint pos(GetScrollPosition());
					int i=pDoc->m_NumSel;
					pDoc->m_Sel[i].x = (long)((point.x + pos.x)/zoom);
					pDoc->m_Sel[i].y = (long)((point.y + pos.y)/zoom);
					if (i<(MAX_SEL_POINTS-2)) pDoc->m_NumSel++;
					DrawSelection();
				}
#endif
		} //end switch

	} else _tcscpy(s,_T(" "));
	
	CStatusBar& statusBar = ((CMainFrame *)(AfxGetApp()->m_pMainWnd))->GetStatusBar();
	statusBar.SetPaneText(0, s);
	
	CScrollView::OnMouseMove(nFlags, point);
}