office-gobmx/drawinglayer/source/primitive2d/discretebitmapprimitive2d.cxx
Tomaž Vajngerl 81e3d9daed drawinglayer: remove ImplPrimitive2DIDBlock macro
We can just implement the simple getPrimitive2DID method in all
primitives. The ImplPrimitive2DIDBlock macro doesn't save us
anything.

Change-Id: I02f44d4891d7b340220890bf52a7ebfc8e41850a
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/117509
Tested-by: Jenkins
Reviewed-by: Tomaž Vajngerl <quikee@gmail.com>
2021-06-20 14:07:20 +02:00

103 lines
4.3 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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* This file incorporates work covered by the following license notice:
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#include <drawinglayer/primitive2d/discretebitmapprimitive2d.hxx>
#include <drawinglayer/primitive2d/bitmapprimitive2d.hxx>
#include <drawinglayer/primitive2d/drawinglayer_primitivetypes2d.hxx>
#include <toolkit/helper/vclunohelper.hxx>
namespace drawinglayer::primitive2d
{
void DiscreteBitmapPrimitive2D::create2DDecomposition(Primitive2DContainer& rContainer, const geometry::ViewInformation2D& /*rViewInformation*/) const
{
// use getViewTransformation() and getObjectTransformation() from
// ObjectAndViewTransformationDependentPrimitive2D to create a BitmapPrimitive2D
// with the correct mapping
if(getBitmapEx().IsEmpty())
return;
// get discrete size
const Size& rSizePixel = getBitmapEx().GetSizePixel();
const basegfx::B2DVector aDiscreteSize(rSizePixel.Width(), rSizePixel.Height());
// get inverse ViewTransformation
basegfx::B2DHomMatrix aInverseViewTransformation(getViewTransformation());
aInverseViewTransformation.invert();
// get size and position in world coordinates
const basegfx::B2DVector aWorldSize(aInverseViewTransformation * aDiscreteSize);
const basegfx::B2DPoint aWorldTopLeft(getObjectTransformation() * getTopLeft());
// build object matrix in world coordinates so that the top-left
// position remains, but possible transformations (e.g. rotations)
// in the ObjectToView stack remain and get correctly applied
basegfx::B2DHomMatrix aObjectTransform;
aObjectTransform.set(0, 0, aWorldSize.getX());
aObjectTransform.set(1, 1, aWorldSize.getY());
aObjectTransform.set(0, 2, aWorldTopLeft.getX());
aObjectTransform.set(1, 2, aWorldTopLeft.getY());
// get inverse ObjectTransformation
basegfx::B2DHomMatrix aInverseObjectTransformation(getObjectTransformation());
aInverseObjectTransformation.invert();
// transform to object coordinate system
aObjectTransform = aInverseObjectTransformation * aObjectTransform;
// create BitmapPrimitive2D with now object-local coordinate data
rContainer.push_back(
new BitmapPrimitive2D(
VCLUnoHelper::CreateVCLXBitmap(getBitmapEx()),
aObjectTransform));
}
DiscreteBitmapPrimitive2D::DiscreteBitmapPrimitive2D(
const BitmapEx& rBitmapEx,
const basegfx::B2DPoint& rTopLeft)
: ObjectAndViewTransformationDependentPrimitive2D(),
maBitmapEx(rBitmapEx),
maTopLeft(rTopLeft)
{
}
bool DiscreteBitmapPrimitive2D::operator==(const BasePrimitive2D& rPrimitive) const
{
if(ObjectAndViewTransformationDependentPrimitive2D::operator==(rPrimitive))
{
const DiscreteBitmapPrimitive2D& rCompare = static_cast<const DiscreteBitmapPrimitive2D&>(rPrimitive);
return (getBitmapEx() == rCompare.getBitmapEx()
&& getTopLeft() == rCompare.getTopLeft());
}
return false;
}
// provide unique ID
sal_uInt32 DiscreteBitmapPrimitive2D::getPrimitive2DID() const
{
return PRIMITIVE2D_ID_DISCRETEBITMAPPRIMITIVE2D;
}
} // end of namespace
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */