void BBitmapColumn::DrawField(BField* field, BRect rect, BView* parent)
{
BBitmapField *bitmapField = static_cast<BBitmapField *>(field);
const BBitmap *bitmap = bitmapField->Bitmap();
if (bitmap != NULL)
{
float x = 0.0;
float y;
BRect r = bitmap->Bounds();
y = rect.top + ((rect.Height() - r.Height()) / 2);
switch (Alignment())
{
case B_ALIGN_LEFT:
x = rect.left + kTEXT_MARGIN;
break;
case B_ALIGN_CENTER:
x = rect.left + ((rect.Width() - r.Width()) / 2);
break;
case B_ALIGN_RIGHT:
x = rect.right - kTEXT_MARGIN - r.Width();
break;
}
parent->SetDrawingMode(B_OP_ALPHA);
parent->DrawBitmap(bitmap, BPoint(x, y));
parent->SetDrawingMode(B_OP_OVER);
}
}
void
BBitmapColumn::DrawField(BField* field, BRect rect, BView* parent)
{
BBitmapField *bitmapField = static_cast<BBitmapField *>(field);
const BBitmap *bitmap = bitmapField->Bitmap();
if (bitmap != NULL) {
float x = 0.0;
BRect r = bitmap->Bounds();
float y = rect.top + ((rect.Height() - r.Height()) / 2);
switch (Alignment()) {
default:
case B_ALIGN_LEFT:
x = rect.left + kTEXT_MARGIN;
break;
case B_ALIGN_CENTER:
x = rect.left + ((rect.Width() - r.Width()) / 2);
break;
case B_ALIGN_RIGHT:
x = rect.right - kTEXT_MARGIN - r.Width();
break;
}
// setup drawing mode according to bitmap color space,
// restore previous mode after drawing
drawing_mode oldMode = parent->DrawingMode();
if (bitmap->ColorSpace() == B_RGBA32
|| bitmap->ColorSpace() == B_RGBA32_BIG) {
parent->SetDrawingMode(B_OP_ALPHA);
parent->SetBlendingMode(B_PIXEL_ALPHA, B_ALPHA_OVERLAY);
} else {
parent->SetDrawingMode(B_OP_OVER);
}
parent->DrawBitmap(bitmap, BPoint(x, y));
parent->SetDrawingMode(oldMode);
}
}