void DlgDataExt::UpdatePreview()
{
if (m_image){
CxImage tmp;
tmp.Copy(*m_image,true,false,false);
if (m_chk_preview.GetCheck()){
UpdateData(1);
if (m_btn_graylevel.GetCheck()){
tmp.Threshold(m_thresh);
} else {
tmp.SelectionAddColor(tmp.RGBtoRGBQUAD(m_color));
tmp.SelectionSplit(&tmp);
tmp.Negative();
}
}
tmp.IncreaseBpp(24);
tmp.Resample(150,90,0);
if (m_bitmap) DeleteObject(m_bitmap);
m_bitmap = tmp.MakeBitmap(m_picture.GetDC()->m_hDC);
m_picture.SetBitmap(m_bitmap);
}
}
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);
}
