21dbf18064
Change-Id: I95918275653714577e2d6728dd3947c7fbb66d8f Reviewed-on: https://gerrit.libreoffice.org/c/core/+/121360 Tested-by: Jenkins Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>
257 lines
12 KiB
C++
257 lines
12 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#include <primitive2d/wallpaperprimitive2d.hxx>
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#include <drawinglayer/primitive2d/bitmapprimitive2d.hxx>
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#include <drawinglayer/primitive2d/drawinglayer_primitivetypes2d.hxx>
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#include <drawinglayer/primitive2d/fillgraphicprimitive2d.hxx>
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#include <basegfx/polygon/b2dpolygontools.hxx>
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#include <basegfx/polygon/b2dpolygon.hxx>
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#include <drawinglayer/primitive2d/maskprimitive2d.hxx>
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#include <basegfx/matrix/b2dhommatrixtools.hxx>
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#include <vcl/graph.hxx>
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#include <toolkit/helper/vclunohelper.hxx>
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namespace drawinglayer::primitive2d
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{
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void WallpaperBitmapPrimitive2D::create2DDecomposition(Primitive2DContainer& rContainer, const geometry::ViewInformation2D& /*rViewInformation*/) const
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{
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Primitive2DReference aRetval;
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if(!getLocalObjectRange().isEmpty() && !getBitmapEx().IsEmpty())
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{
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// get bitmap PIXEL size
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const Size& rPixelSize = getBitmapEx().GetSizePixel();
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if(rPixelSize.Width() > 0 && rPixelSize.Height() > 0)
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{
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if(WallpaperStyle::Scale == getWallpaperStyle())
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{
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// shortcut for scale; use simple BitmapPrimitive2D
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basegfx::B2DHomMatrix aObjectTransform;
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aObjectTransform.set(0, 0, getLocalObjectRange().getWidth());
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aObjectTransform.set(1, 1, getLocalObjectRange().getHeight());
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aObjectTransform.set(0, 2, getLocalObjectRange().getMinX());
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aObjectTransform.set(1, 2, getLocalObjectRange().getMinY());
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Primitive2DReference xReference(
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new BitmapPrimitive2D(
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VCLUnoHelper::CreateVCLXBitmap(getBitmapEx()),
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aObjectTransform));
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aRetval = xReference;
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}
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else
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{
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// transform to logic size
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basegfx::B2DHomMatrix aInverseViewTransformation(getViewTransformation());
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aInverseViewTransformation.invert();
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basegfx::B2DVector aLogicSize(rPixelSize.Width(), rPixelSize.Height());
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aLogicSize = aInverseViewTransformation * aLogicSize;
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// apply layout
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basegfx::B2DPoint aTargetTopLeft(getLocalObjectRange().getMinimum());
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bool bUseTargetTopLeft(true);
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bool bNeedsClipping(false);
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switch(getWallpaperStyle())
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{
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default: //case WallpaperStyle::Tile :, also WallpaperStyle::NONE and WallpaperStyle::ApplicationGradient
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{
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bUseTargetTopLeft = false;
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break;
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}
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case WallpaperStyle::Scale :
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{
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// handled by shortcut above
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break;
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}
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case WallpaperStyle::TopLeft :
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{
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// nothing to do
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break;
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}
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case WallpaperStyle::Top :
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{
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const basegfx::B2DPoint aCenter(getLocalObjectRange().getCenter());
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aTargetTopLeft.setX(aCenter.getX() - (aLogicSize.getX() * 0.5));
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break;
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}
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case WallpaperStyle::TopRight :
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{
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aTargetTopLeft.setX(getLocalObjectRange().getMaxX() - aLogicSize.getX());
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break;
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}
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case WallpaperStyle::Left :
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{
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const basegfx::B2DPoint aCenter(getLocalObjectRange().getCenter());
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aTargetTopLeft.setY(aCenter.getY() - (aLogicSize.getY() * 0.5));
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break;
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}
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case WallpaperStyle::Center :
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{
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const basegfx::B2DPoint aCenter(getLocalObjectRange().getCenter());
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aTargetTopLeft = aCenter - (aLogicSize * 0.5);
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break;
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}
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case WallpaperStyle::Right :
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{
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const basegfx::B2DPoint aCenter(getLocalObjectRange().getCenter());
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aTargetTopLeft.setX(getLocalObjectRange().getMaxX() - aLogicSize.getX());
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aTargetTopLeft.setY(aCenter.getY() - (aLogicSize.getY() * 0.5));
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break;
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}
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case WallpaperStyle::BottomLeft :
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{
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aTargetTopLeft.setY(getLocalObjectRange().getMaxY() - aLogicSize.getY());
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break;
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}
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case WallpaperStyle::Bottom :
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{
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const basegfx::B2DPoint aCenter(getLocalObjectRange().getCenter());
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aTargetTopLeft.setX(aCenter.getX() - (aLogicSize.getX() * 0.5));
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aTargetTopLeft.setY(getLocalObjectRange().getMaxY() - aLogicSize.getY());
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break;
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}
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case WallpaperStyle::BottomRight :
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{
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aTargetTopLeft = getLocalObjectRange().getMaximum() - aLogicSize;
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break;
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}
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}
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if(bUseTargetTopLeft)
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{
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// fill target range
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const basegfx::B2DRange aTargetRange(aTargetTopLeft, aTargetTopLeft + aLogicSize);
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// create aligned, single BitmapPrimitive2D
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basegfx::B2DHomMatrix aObjectTransform;
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aObjectTransform.set(0, 0, aTargetRange.getWidth());
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aObjectTransform.set(1, 1, aTargetRange.getHeight());
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aObjectTransform.set(0, 2, aTargetRange.getMinX());
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aObjectTransform.set(1, 2, aTargetRange.getMinY());
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Primitive2DReference xReference(
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new BitmapPrimitive2D(
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VCLUnoHelper::CreateVCLXBitmap(getBitmapEx()),
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aObjectTransform));
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aRetval = xReference;
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// clip when not completely inside object range
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bNeedsClipping = !getLocalObjectRange().isInside(aTargetRange);
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}
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else
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{
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// WallpaperStyle::Tile, WallpaperStyle::NONE, WallpaperStyle::ApplicationGradient
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// convert to relative positions
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const basegfx::B2DVector aRelativeSize(
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aLogicSize.getX() / (getLocalObjectRange().getWidth() ? getLocalObjectRange().getWidth() : 1.0),
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aLogicSize.getY() / (getLocalObjectRange().getHeight() ? getLocalObjectRange().getHeight() : 1.0));
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basegfx::B2DPoint aRelativeTopLeft(0.0, 0.0);
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if(WallpaperStyle::Tile != getWallpaperStyle())
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{
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aRelativeTopLeft.setX(0.5 - aRelativeSize.getX());
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aRelativeTopLeft.setY(0.5 - aRelativeSize.getY());
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}
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// prepare FillGraphicAttribute
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const attribute::FillGraphicAttribute aFillGraphicAttribute(
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Graphic(getBitmapEx()),
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basegfx::B2DRange(aRelativeTopLeft, aRelativeTopLeft+ aRelativeSize),
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true);
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// create ObjectTransform
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const basegfx::B2DHomMatrix aObjectTransform(
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basegfx::utils::createScaleTranslateB2DHomMatrix(
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getLocalObjectRange().getRange(),
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getLocalObjectRange().getMinimum()));
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// create FillBitmapPrimitive
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const drawinglayer::primitive2d::Primitive2DReference xFillBitmap(
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new drawinglayer::primitive2d::FillGraphicPrimitive2D(
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aObjectTransform,
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aFillGraphicAttribute));
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aRetval = xFillBitmap;
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// always embed tiled fill to clipping
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bNeedsClipping = true;
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}
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if(bNeedsClipping)
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{
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// embed to clipping; this is necessary for tiled fills
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const basegfx::B2DPolyPolygon aPolyPolygon(
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basegfx::utils::createPolygonFromRect(getLocalObjectRange()));
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const drawinglayer::primitive2d::Primitive2DReference xClippedFill(
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new drawinglayer::primitive2d::MaskPrimitive2D(
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aPolyPolygon,
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{ aRetval }));
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aRetval = xClippedFill;
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}
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}
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}
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}
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if (aRetval.is())
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rContainer.push_back(aRetval);
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}
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WallpaperBitmapPrimitive2D::WallpaperBitmapPrimitive2D(
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const basegfx::B2DRange& rObjectRange,
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const BitmapEx& rBitmapEx,
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WallpaperStyle eWallpaperStyle)
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: maObjectRange(rObjectRange),
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maBitmapEx(rBitmapEx),
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meWallpaperStyle(eWallpaperStyle)
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{
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}
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bool WallpaperBitmapPrimitive2D::operator==(const BasePrimitive2D& rPrimitive) const
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{
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if(ViewTransformationDependentPrimitive2D::operator==(rPrimitive))
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{
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const WallpaperBitmapPrimitive2D& rCompare = static_cast<const WallpaperBitmapPrimitive2D&>(rPrimitive);
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return (getLocalObjectRange() == rCompare.getLocalObjectRange()
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&& getBitmapEx() == rCompare.getBitmapEx()
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&& getWallpaperStyle() == rCompare.getWallpaperStyle());
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}
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return false;
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}
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basegfx::B2DRange WallpaperBitmapPrimitive2D::getB2DRange(const geometry::ViewInformation2D& /*rViewInformation*/) const
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{
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return getLocalObjectRange();
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}
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// provide unique ID
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sal_uInt32 WallpaperBitmapPrimitive2D::getPrimitive2DID() const
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{
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return PRIMITIVE2D_ID_WALLPAPERBITMAPPRIMITIVE2D;
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}
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} // end of namespace
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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