office-gobmx/drawinglayer/source/processor2d/helperwrongspellrenderer.cxx
Tomaž Vajngerl 029194643d drawinglayer: extract constant in renderWrongSpellPrimitive2D
Change-Id: I131e2d5620d027f32dc2929cd12fedb168e30e9c
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/93390
Tested-by: Jenkins
Reviewed-by: Tomaž Vajngerl <quikee@gmail.com>
2020-05-04 08:43:35 +02:00

76 lines
3.3 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#include "helperwrongspellrenderer.hxx"
#include <drawinglayer/primitive2d/wrongspellprimitive2d.hxx>
#include <tools/gen.hxx>
#include <vcl/outdev.hxx>
#include <basegfx/color/bcolormodifier.hxx>
#include <vcl/outdev/ScopedStates.hxx>
using namespace css;
namespace drawinglayer
{
namespace
{
constexpr sal_uInt32 constMinimumFontHeight = 5; // #define WRONG_SHOW_MIN 5
}
bool renderWrongSpellPrimitive2D(const primitive2d::WrongSpellPrimitive2D& rWrongSpellCandidate,
OutputDevice& rOutputDevice,
const basegfx::B2DHomMatrix& rObjectToViewTransformation,
const basegfx::BColorModifierStack& rBColorModifierStack)
{
const basegfx::B2DHomMatrix aLocalTransform(rObjectToViewTransformation
* rWrongSpellCandidate.getTransformation());
const basegfx::B2DVector aFontVectorPixel(aLocalTransform * basegfx::B2DVector(0.0, 1.0));
const sal_uInt32 nFontPixelHeight(basegfx::fround(aFontVectorPixel.getLength()));
if (nFontPixelHeight <= constMinimumFontHeight)
return true;
const basegfx::B2DPoint aStart(aLocalTransform
* basegfx::B2DPoint(rWrongSpellCandidate.getStart(), 0.0));
const basegfx::B2DPoint aStop(aLocalTransform
* basegfx::B2DPoint(rWrongSpellCandidate.getStop(), 0.0));
const Point aVclStart(basegfx::fround(aStart.getX()), basegfx::fround(aStart.getY()));
const Point aVclStop(basegfx::fround(aStop.getX()), basegfx::fround(aStop.getY()));
// #i101075# draw it. Do not forget to use the evtl. offsetted origin of the target device,
// e.g. when used with mask/transparence buffer device
const Point aOrigin(rOutputDevice.GetMapMode().GetOrigin());
const basegfx::BColor aProcessedColor(
rBColorModifierStack.getModifiedColor(rWrongSpellCandidate.getColor()));
const bool bMapModeEnabledState(rOutputDevice.IsMapModeEnabled());
vcl::ScopedAntialiasing a(rOutputDevice, true);
rOutputDevice.EnableMapMode(false);
rOutputDevice.SetLineColor(Color(aProcessedColor));
rOutputDevice.SetFillColor();
rOutputDevice.DrawWaveLine(aOrigin + aVclStart, aOrigin + aVclStop);
rOutputDevice.EnableMapMode(bMapModeEnabledState);
// cannot really go wrong
return true;
}
} // end of namespace drawinglayer
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */