Image Control Dialog

Version Info

Minimum Origin Version Required: Origin 8 SR0

Need to do before Running Examples

1. New a matrix window and import \Samples\Image Processing and Analysis\Flower.jpg.
2. New a c file named ImageControlExample.c in Code Builder and save to \OriginC\Originlab folder.
3. Run
   run.LoadOC(Originlab\ImageControlExample.c, 16);
   OpenImagePreviewDlg;
   in Command window. Click UP button to adjust brightness.

Example

#include <..\Originlab\DialogEx.h>

#include <image_utils.h>
#include <..\Originlab\ImageControl.h>
#include <..\Originlab\matdata_utils.h>

void OpenImagePreviewDlg()
{
        MatrixLayer ml = Project.ActiveLayer();
        if( ml )
        {
                MatrixObject mo = ml.MatrixObjects(0);
                
                ImagePreviewDlg dlgEx(mo);
                dlgEx.DoModalEx( GetWindow() );
        }
}

class ImagePreviewDlg : public ResizeDialog
{
public:
        ImagePreviewDlg(MatrixObject& mo, int ID = IDD_GETNBOX_PREVIEW);
        ~ImagePreviewDlg();
        
        int DoModalEx(HWND hWndParent);
        
protected:
EVENTS_BEGIN
        ON_INIT(OnInitDialog)
        ON_BN_CLICKED(IDC_PARAMS_MORE, OnBtnClick)
EVENTS_END      

        BOOL OnInitDialog();
        BOOL OnBtnClick(Control ctrl);

private:
        MatrixObject            m_moSource;
        PictureControl          m_pictControl;
        MOImageControl*            m_pimgView;
};

ImagePreviewDlg::ImagePreviewDlg(MatrixObject& mo, int ID)
:ResizeDialog(ID, "ODlg")
{
        m_moSource = mo;
}

ImagePreviewDlg::~ImagePreviewDlg()
{
        delete m_pimgView;
}

BOOL ImagePreviewDlg::OnInitDialog()
{     
        ResizeDialog::OnInitDialog();
        
        // to hidden ususeful controls
        vector<int> vnHiddenIDs = {IDC_ERR_MESSAGE_BOX, IDC_PARAMS_DESCRIPTION, IDC_GETN_RESULT_PREVIEW};
        for(int nn = 0; nn < vnHiddenIDs.GetSize(); nn++)
        {
                Control ctrl = GetItem(vnHiddenIDs[nn]);
                if(ctrl)
                        ctrl.Visible = false;    
        }
        
        // click to update brightness
        Control btn = GetItem(IDC_PARAMS_MORE);
        if( btn )
                btn.Text = "UP";
        
        Control cntrl = GetItem(IDC_PARAMS_PREVIEW);
        if(cntrl)
                m_pictControl.CreateControl(cntrl.GetSafeHwnd());
        //m_pictControl.DrawMode = PCDM_NO_STRETCH;       
        
        m_pimgView = new MOImageControl(m_pictControl);     
        Image imgi(m_moSource);
        m_pimgView->SetImage(imgi);
        
        return true;
}

BOOL ImagePreviewDlg::OnBtnClick(Control ctrl)
{     
        pBITMAPHANDLE pLBmp = m_pimgView->GetBitmapHandlePtr();     // get bitmap handle from matrix
        if( SUCCESS == adjust_image_brightness(pLBmp, 20) )
        {
                m_pimgView->Update();
        }
        return true;
}

int ImagePreviewDlg::DoModalEx(HWND hWndParent)
{
        InitMsgMap();
        
        DWORD dwDlgOptions = 0;
        int nRet = DoModal(hWndParent, dwDlgOptions);
        return nRet;
}