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HaikuDepot: Keep aspect ratio of Bitmap in BitmapView

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This commit is contained in:
Stephan Aßmus 2013-08-04 18:37:25 +02:00
parent 127061e76f
commit b576b5a85b
1 changed files with 24 additions and 0 deletions
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24
src/apps/haiku-depot/PackageInfoView.cpp
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@ -90,6 +90,30 @@ public:
BSize size = MinSize(); BSize size = MinSize();
return BLayoutUtils::ComposeSize(ExplicitMaxSize(), size); return BLayoutUtils::ComposeSize(ExplicitMaxSize(), size);
} }
virtual bool HasHeightForWidth()
{
return fBitmap != NULL;
}
virtual void GetHeightForWidth(float width, float* min, float* max,
float* preferred)
{
float height = width;
if (fBitmap != NULL) {
BRect bounds = fBitmap->Bounds();
if (bounds.Width() > 0.0f && bounds.Height() > 0.0f)
height = (width / bounds.Width()) * bounds.Height();
}
if (min != NULL)
*min = height;
if (max != NULL)
*max = height;
if (preferred != NULL)
*preferred = height;
}
void SetBitmap(const BBitmap* bitmap) void SetBitmap(const BBitmap* bitmap)
{ {