bool MyApp::OnInit() {
Aux::logsStr("", wxT("Wherbarium [" + wxDateTime::Now().Format(wxT("%Y-%m-%d %H:%M:%S")) + "] - IN"), logPut);
try {
// setting divers
wxInitAllImageHandlers(); // évite les problèmes de handlers d'images
SetExitOnFrameDelete(false); // évite la fermeture de l'application sur un close quelconque !!!
// variables de dimensionnement
ecranRectGbl.SetPosition(wxPoint(0, 0));
ecranRectGbl.SetSize(wxSize(wxSystemSettings::GetMetric(wxSYS_SCREEN_X), wxSystemSettings::GetMetric(wxSYS_SCREEN_Y)));
wxDisplay *display = new wxDisplay();
clientRectGbl = display->GetClientArea();
gapGbl = 16;
winRectGbl.SetPosition(wxPoint(clientRectGbl.GetX()+gapGbl, clientRectGbl.GetY()+gapGbl));
winRectGbl.SetSize(wxSize(clientRectGbl.width-2*gapGbl, clientRectGbl.height-2*gapGbl));
win3RectGbl = winRectGbl;
win3RectGbl.SetWidth(winRectGbl.GetWidth()/3);
wxSystemSettings sysSet;
dimScrollXGbl = sysSet.GetMetric(wxSYS_VSCROLL_X, NULL);
dimScrollYGbl = sysSet.GetMetric(wxSYS_HSCROLL_Y, NULL);
Aux::logsPoint("MyApp::OnInit::ecranRectGbl", ecranRectGbl.GetPosition(), logNop);
Aux::logsSize("MyApp::OnInit::ecranRectGbl", ecranRectGbl.GetSize(), logNop);
Aux::logsPoint("MyApp::OnInit::clientRectGbl", clientRectGbl.GetPosition(), logNop);
Aux::logsSize("MyApp::OnInit::clientRectGbl", clientRectGbl.GetSize(), logNop);
Aux::logsPoint("MyApp::OnInit::winRectGbl", winRectGbl.GetPosition(), logNop);
Aux::logsSize("MyApp::OnInit::winRectGbl", winRectGbl.GetSize(), logNop);
Aux::logsPoint("MyApp::OnInit::win3RectGbl", win3RectGbl.GetPosition(), logNop);
Aux::logsSize("MyApp::OnInit::win3RectGbl", win3RectGbl.GetSize(), logNop);
wxString dbDir = "/Users/" + wxGetUserId() + "/Pictures/Wherbarium/Connect/";
if (! wxDir::Exists(dbDir)) {
wxDir::Make(dbDir);
}
wxArrayString *files = new wxArrayString();
wxDir::GetAllFiles(dbDir, files);
wxString dbFile = dbDir + "Wherbarium.db";
wxFile *fileConnect;
if (files->size() == 0) {
fileConnect = new wxFile();
fileConnect->Create(dbFile, false, wxS_DEFAULT);
} else if (files->size() != 1) {
Exit();
}
string tableName = "tblConnParams";
sqlite = new SQLite(string(dbFile), tableName);
sqliteStatement = sqlite->ptrTableConnParams();
// début des opérations de l'application
InitApp *initApp = new InitApp();
initApp->nop();
} catch (const exception &e) { Aux::logsStr("", e.what(), logPut); }
return true;
}
wxImage ScaleImage(wxImage image, double source_scale_factor, double content_scale_factor,
wxSize output_size, wxRect usable_rect, LSIFlags flags,
const wxColour& fill_color)
{
if (!image.IsOk())
{
wxFAIL_MSG("WxUtils::ScaleImage expects a valid image.");
return image;
}
if (content_scale_factor != 1.0)
{
output_size *= content_scale_factor;
usable_rect.SetPosition(usable_rect.GetPosition() * content_scale_factor);
usable_rect.SetSize(usable_rect.GetSize() * content_scale_factor);
}
// Fix the output size if it's unset.
wxSize img_size = image.GetSize();
if (output_size.GetWidth() < 1)
output_size.SetWidth(
static_cast<int>(img_size.GetWidth() * (content_scale_factor / source_scale_factor)));
if (output_size.GetHeight() < 1)
output_size.SetHeight(
static_cast<int>(img_size.GetHeight() * (content_scale_factor / source_scale_factor)));
// Fix the usable rect. If it's empty then the whole canvas is usable.
if (usable_rect.IsEmpty())
{
// Constructs a temp wxRect 0,0->output_size then move assigns it.
usable_rect = output_size;
}
else if (!usable_rect.Intersects(output_size))
{
wxFAIL_MSG("Usable Zone Rectangle is not inside the canvas. Check the output size is correct.");
image.Create(1, 1, false);
image.SetRGB(0, 0, fill_color.Red(), fill_color.Green(), fill_color.Blue());
if (fill_color.Alpha() == wxALPHA_TRANSPARENT)
image.SetMaskColour(fill_color.Red(), fill_color.Green(), fill_color.Blue());
usable_rect = output_size;
}
// Step 1: Scale the image
if ((flags & LSI_SCALE) != LSI_SCALE_NONE)
{
if (flags & LSI_SCALE_NO_ASPECT)
{
// Stretch scale without preserving the aspect ratio.
bool scale_width = (img_size.GetWidth() > usable_rect.GetWidth() && flags & LSI_SCALE_DOWN) ||
(img_size.GetWidth() < usable_rect.GetWidth() && flags & LSI_SCALE_UP);
bool scale_height =
(img_size.GetHeight() > usable_rect.GetHeight() && flags & LSI_SCALE_DOWN) ||
(img_size.GetHeight() < usable_rect.GetHeight() && flags & LSI_SCALE_UP);
if (scale_width || scale_height)
{
// NOTE: Using BICUBIC instead of HIGH because it's the same internally
// except that downscaling uses a box filter with awful obvious aliasing
// for non-integral scale factors.
image.Rescale(scale_width ? usable_rect.GetWidth() : img_size.GetWidth(),
scale_height ? usable_rect.GetHeight() : img_size.GetHeight(),
wxIMAGE_QUALITY_BICUBIC);
}
}
else
{
// Scale while preserving the aspect ratio.
double scale = std::min(static_cast<double>(usable_rect.GetWidth()) / img_size.GetWidth(),
static_cast<double>(usable_rect.GetHeight()) / img_size.GetHeight());
int target_width = static_cast<int>(img_size.GetWidth() * scale);
int target_height = static_cast<int>(img_size.GetHeight() * scale);
// Bilinear produces sharper images when upscaling, bicubic tends to smear/blur sharp edges.
if (scale > 1.0 && flags & LSI_SCALE_UP)
image.Rescale(target_width, target_height, wxIMAGE_QUALITY_BILINEAR);
else if (scale < 1.0 && flags & LSI_SCALE_DOWN)
image.Rescale(target_width, target_height, wxIMAGE_QUALITY_BICUBIC);
}
img_size = image.GetSize();
}
// Step 2: Resize the canvas to match the output size.
// NOTE: If NOT using LSI_SCALE_DOWN then this will implicitly crop the image
if (img_size != output_size || usable_rect.GetPosition() != wxPoint())
{
wxPoint base = usable_rect.GetPosition();
if (flags & LSI_ALIGN_HCENTER)
base.x += (usable_rect.GetWidth() - img_size.GetWidth()) / 2;
else if (flags & LSI_ALIGN_RIGHT)
base.x += usable_rect.GetWidth() - img_size.GetWidth();
if (flags & LSI_ALIGN_VCENTER)
base.y += (usable_rect.GetHeight() - img_size.GetHeight()) / 2;
else if (flags & LSI_ALIGN_BOTTOM)
base.y += usable_rect.GetHeight() - img_size.GetHeight();
int r = -1, g = -1, b = -1;
if (fill_color.Alpha() != wxALPHA_TRANSPARENT)
{
r = fill_color.Red();
g = fill_color.Green();
b = fill_color.Blue();
}
image.Resize(output_size, base, r, g, b);
}
return image;
}
