50a6041bfa
Change-Id: Ic454a4d9520992eaecef4b64ec73d49e52ffcc2c Reviewed-on: https://gerrit.libreoffice.org/77828 Tested-by: Jenkins Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>
675 lines
22 KiB
C++
675 lines
22 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 <Qt5Graphics.hxx>
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#include <Qt5Bitmap.hxx>
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#include <Qt5Painter.hxx>
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#include <sal/log.hxx>
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#include <QtGui/QPainter>
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#include <QtGui/QScreen>
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#include <QtGui/QWindow>
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#include <QtWidgets/QWidget>
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#include <basegfx/polygon/b2dpolygontools.hxx>
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static const basegfx::B2DPoint aHalfPointOfs(0.5, 0.5);
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static void AddPolygonToPath(QPainterPath& rPath, const basegfx::B2DPolygon& rPolygon,
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bool bClosePath, bool bPixelSnap, bool bLineDraw)
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{
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const int nPointCount = rPolygon.count();
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// short circuit if there is nothing to do
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if (nPointCount == 0)
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return;
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const bool bHasCurves = rPolygon.areControlPointsUsed();
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for (int nPointIdx = 0, nPrevIdx = 0;; nPrevIdx = nPointIdx++)
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{
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int nClosedIdx = nPointIdx;
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if (nPointIdx >= nPointCount)
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{
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// prepare to close last curve segment if needed
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if (bClosePath && (nPointIdx == nPointCount))
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nClosedIdx = 0;
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else
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break;
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}
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basegfx::B2DPoint aPoint = rPolygon.getB2DPoint(nClosedIdx);
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if (bPixelSnap)
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{
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// snap device coordinates to full pixels
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aPoint.setX(basegfx::fround(aPoint.getX()));
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aPoint.setY(basegfx::fround(aPoint.getY()));
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}
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if (bLineDraw)
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aPoint += aHalfPointOfs;
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if (!nPointIdx)
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{
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// first point => just move there
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rPath.moveTo(aPoint.getX(), aPoint.getY());
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continue;
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}
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bool bPendingCurve = false;
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if (bHasCurves)
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{
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bPendingCurve = rPolygon.isNextControlPointUsed(nPrevIdx);
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bPendingCurve |= rPolygon.isPrevControlPointUsed(nClosedIdx);
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}
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if (!bPendingCurve) // line segment
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rPath.lineTo(aPoint.getX(), aPoint.getY());
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else // cubic bezier segment
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{
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basegfx::B2DPoint aCP1 = rPolygon.getNextControlPoint(nPrevIdx);
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basegfx::B2DPoint aCP2 = rPolygon.getPrevControlPoint(nClosedIdx);
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if (bLineDraw)
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{
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aCP1 += aHalfPointOfs;
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aCP2 += aHalfPointOfs;
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}
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rPath.cubicTo(aCP1.getX(), aCP1.getY(), aCP2.getX(), aCP2.getY(), aPoint.getX(),
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aPoint.getY());
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}
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}
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if (bClosePath)
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rPath.closeSubpath();
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}
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static bool AddPolyPolygonToPath(QPainterPath& rPath, const basegfx::B2DPolyPolygon& rPolyPoly,
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bool bPixelSnap, bool bLineDraw)
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{
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if (rPolyPoly.count() == 0)
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return false;
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for (auto const& rPolygon : rPolyPoly)
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{
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AddPolygonToPath(rPath, rPolygon, true, bPixelSnap, bLineDraw);
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}
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return true;
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}
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bool Qt5Graphics::setClipRegion(const vcl::Region& rRegion)
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{
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if (rRegion.IsRectangle())
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{
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m_aClipRegion = toQRect(rRegion.GetBoundRect());
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if (!m_aClipPath.isEmpty())
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{
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QPainterPath aPath;
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m_aClipPath.swap(aPath);
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}
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}
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else if (!rRegion.HasPolyPolygonOrB2DPolyPolygon())
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{
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QRegion aQRegion;
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RectangleVector aRectangles;
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rRegion.GetRegionRectangles(aRectangles);
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for (const auto& rRect : aRectangles)
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aQRegion += toQRect(rRect);
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m_aClipRegion = aQRegion;
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if (!m_aClipPath.isEmpty())
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{
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QPainterPath aPath;
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m_aClipPath.swap(aPath);
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}
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}
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else
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{
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QPainterPath aPath;
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const basegfx::B2DPolyPolygon aPolyClip(rRegion.GetAsB2DPolyPolygon());
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AddPolyPolygonToPath(aPath, aPolyClip, !getAntiAliasB2DDraw(), false);
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m_aClipPath.swap(aPath);
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if (!m_aClipRegion.isEmpty())
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{
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QRegion aRegion;
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m_aClipRegion.swap(aRegion);
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}
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}
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return true;
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}
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void Qt5Graphics::ResetClipRegion()
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{
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if (m_pQImage)
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m_aClipRegion = QRegion(m_pQImage->rect());
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else
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m_aClipRegion = QRegion();
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if (!m_aClipPath.isEmpty())
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{
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QPainterPath aPath;
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m_aClipPath.swap(aPath);
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}
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}
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void Qt5Graphics::drawPixel(long nX, long nY)
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{
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Qt5Painter aPainter(*this);
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aPainter.drawPoint(nX, nY);
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aPainter.update(nX, nY, 1, 1);
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}
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void Qt5Graphics::drawPixel(long nX, long nY, Color nColor)
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{
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Qt5Painter aPainter(*this);
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aPainter.setPen(toQColor(nColor));
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aPainter.setPen(Qt::SolidLine);
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aPainter.drawPoint(nX, nY);
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aPainter.update(nX, nY, 1, 1);
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}
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void Qt5Graphics::drawLine(long nX1, long nY1, long nX2, long nY2)
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{
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Qt5Painter aPainter(*this);
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aPainter.drawLine(nX1, nY1, nX2, nY2);
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long tmp;
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if (nX1 > nX2)
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{
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tmp = nX1;
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nX1 = nX2;
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nX2 = tmp;
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}
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if (nY1 > nY2)
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{
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tmp = nY1;
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nY1 = nY2;
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nY2 = tmp;
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}
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aPainter.update(nX1, nY1, nX2 - nX1 + 1, nY2 - nY1 + 1);
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}
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void Qt5Graphics::drawRect(long nX, long nY, long nWidth, long nHeight)
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{
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if (SALCOLOR_NONE == m_aFillColor && SALCOLOR_NONE == m_aLineColor)
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return;
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Qt5Painter aPainter(*this, true);
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if (SALCOLOR_NONE != m_aFillColor)
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aPainter.fillRect(nX, nY, nWidth, nHeight, aPainter.brush());
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if (SALCOLOR_NONE != m_aLineColor)
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aPainter.drawRect(nX, nY, nWidth - 1, nHeight - 1);
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aPainter.update(nX, nY, nWidth, nHeight);
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}
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void Qt5Graphics::drawPolyLine(sal_uInt32 nPoints, const SalPoint* pPtAry)
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{
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if (0 == nPoints)
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return;
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Qt5Painter aPainter(*this);
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QPoint* pPoints = new QPoint[nPoints];
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QPoint aTopLeft(pPtAry->mnX, pPtAry->mnY);
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QPoint aBottomRight = aTopLeft;
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for (sal_uInt32 i = 0; i < nPoints; ++i, ++pPtAry)
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{
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pPoints[i] = QPoint(pPtAry->mnX, pPtAry->mnY);
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if (pPtAry->mnX < aTopLeft.x())
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aTopLeft.setX(pPtAry->mnX);
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if (pPtAry->mnY < aTopLeft.y())
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aTopLeft.setY(pPtAry->mnY);
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if (pPtAry->mnX > aBottomRight.x())
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aBottomRight.setX(pPtAry->mnX);
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if (pPtAry->mnY > aBottomRight.y())
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aBottomRight.setY(pPtAry->mnY);
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}
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aPainter.drawPolyline(pPoints, nPoints);
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delete[] pPoints;
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aPainter.update(QRect(aTopLeft, aBottomRight));
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}
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void Qt5Graphics::drawPolygon(sal_uInt32 nPoints, const SalPoint* pPtAry)
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{
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Qt5Painter aPainter(*this, true);
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QPolygon aPolygon(nPoints);
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for (sal_uInt32 i = 0; i < nPoints; ++i, ++pPtAry)
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aPolygon.setPoint(i, pPtAry->mnX, pPtAry->mnY);
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aPainter.drawPolygon(aPolygon);
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aPainter.update(aPolygon.boundingRect());
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}
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void Qt5Graphics::drawPolyPolygon(sal_uInt32 nPolyCount, const sal_uInt32* pPoints,
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PCONSTSALPOINT* ppPtAry)
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{
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// ignore invisible polygons
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if (SALCOLOR_NONE == m_aFillColor && SALCOLOR_NONE == m_aLineColor)
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return;
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QPainterPath aPath;
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for (sal_uInt32 nPoly = 0; nPoly < nPolyCount; nPoly++)
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{
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const sal_uInt32 nPoints = pPoints[nPoly];
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if (nPoints > 1)
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{
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const SalPoint* pPtAry = ppPtAry[nPoly];
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aPath.moveTo(pPtAry->mnX, pPtAry->mnY);
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pPtAry++;
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for (sal_uInt32 nPoint = 1; nPoint < nPoints; nPoint++, pPtAry++)
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aPath.lineTo(pPtAry->mnX, pPtAry->mnY);
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aPath.closeSubpath();
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}
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}
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Qt5Painter aPainter(*this, true);
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aPainter.drawPath(aPath);
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aPainter.update(aPath.boundingRect());
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}
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bool Qt5Graphics::drawPolyPolygon(const basegfx::B2DHomMatrix& rObjectToDevice,
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const basegfx::B2DPolyPolygon& rPolyPolygon, double fTransparency)
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{
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// ignore invisible polygons
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if (SALCOLOR_NONE == m_aFillColor && SALCOLOR_NONE == m_aLineColor)
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return true;
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if ((fTransparency >= 1.0) || (fTransparency < 0))
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return true;
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// Fallback: Transform to DeviceCoordinates
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basegfx::B2DPolyPolygon aPolyPolygon(rPolyPolygon);
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aPolyPolygon.transform(rObjectToDevice);
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QPainterPath aPath;
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// ignore empty polygons
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if (!AddPolyPolygonToPath(aPath, aPolyPolygon, !getAntiAliasB2DDraw(),
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m_aLineColor != SALCOLOR_NONE))
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return true;
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Qt5Painter aPainter(*this, true, 255 * (1.0 - fTransparency));
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aPainter.drawPath(aPath);
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aPainter.update(aPath.boundingRect());
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return true;
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}
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bool Qt5Graphics::drawPolyLineBezier(sal_uInt32 /*nPoints*/, const SalPoint* /*pPtAry*/,
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const PolyFlags* /*pFlgAry*/)
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{
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return false;
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}
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bool Qt5Graphics::drawPolygonBezier(sal_uInt32 /*nPoints*/, const SalPoint* /*pPtAry*/,
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const PolyFlags* /*pFlgAry*/)
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{
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return false;
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}
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bool Qt5Graphics::drawPolyPolygonBezier(sal_uInt32 /*nPoly*/, const sal_uInt32* /*pPoints*/,
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const SalPoint* const* /*pPtAry*/,
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const PolyFlags* const* /*pFlgAry*/)
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{
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return false;
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}
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bool Qt5Graphics::drawPolyLine(const basegfx::B2DHomMatrix& rObjectToDevice,
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const basegfx::B2DPolygon& rPolyLine, double fTransparency,
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const basegfx::B2DVector& rLineWidths,
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basegfx::B2DLineJoin eLineJoin, css::drawing::LineCap eLineCap,
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double fMiterMinimumAngle, bool bPixelSnapHairline)
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{
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if (SALCOLOR_NONE == m_aFillColor && SALCOLOR_NONE == m_aLineColor)
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return true;
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// short circuit if there is nothing to do
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if (0 == rPolyLine.count())
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{
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return true;
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}
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// Transform to DeviceCoordinates, get DeviceLineWidth, execute PixelSnapHairline
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basegfx::B2DPolygon aPolyLine(rPolyLine);
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aPolyLine.transform(rObjectToDevice);
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if (bPixelSnapHairline)
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{
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aPolyLine = basegfx::utils::snapPointsOfHorizontalOrVerticalEdges(aPolyLine);
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}
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const basegfx::B2DVector aLineWidths(rObjectToDevice * rLineWidths);
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// setup poly-polygon path
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QPainterPath aPath;
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AddPolygonToPath(aPath, aPolyLine, aPolyLine.isClosed(), !getAntiAliasB2DDraw(), true);
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Qt5Painter aPainter(*this, false, 255 * (1.0 - fTransparency));
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// setup line attributes
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QPen aPen = aPainter.pen();
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aPen.setWidth(aLineWidths.getX());
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switch (eLineJoin)
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{
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case basegfx::B2DLineJoin::Bevel:
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aPen.setJoinStyle(Qt::BevelJoin);
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break;
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case basegfx::B2DLineJoin::Round:
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aPen.setJoinStyle(Qt::RoundJoin);
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break;
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case basegfx::B2DLineJoin::NONE:
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case basegfx::B2DLineJoin::Miter:
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aPen.setMiterLimit(1.0 / sin(fMiterMinimumAngle / 2.0));
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aPen.setJoinStyle(Qt::MiterJoin);
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break;
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}
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switch (eLineCap)
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{
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default: // css::drawing::LineCap_BUTT:
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aPen.setCapStyle(Qt::FlatCap);
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break;
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case css::drawing::LineCap_ROUND:
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aPen.setCapStyle(Qt::RoundCap);
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break;
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case css::drawing::LineCap_SQUARE:
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aPen.setCapStyle(Qt::SquareCap);
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break;
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}
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aPainter.setPen(aPen);
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aPainter.drawPath(aPath);
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aPainter.update(aPath.boundingRect());
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return true;
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}
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bool Qt5Graphics::drawGradient(const tools::PolyPolygon&, const Gradient&) { return false; }
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void Qt5Graphics::drawScaledImage(const SalTwoRect& rPosAry, const QImage& rImage)
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{
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Qt5Painter aPainter(*this);
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QRect aSrcRect(rPosAry.mnSrcX, rPosAry.mnSrcY, rPosAry.mnSrcWidth, rPosAry.mnSrcHeight);
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QRect aDestRect(rPosAry.mnDestX, rPosAry.mnDestY, rPosAry.mnDestWidth, rPosAry.mnDestHeight);
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aPainter.drawImage(aDestRect, rImage, aSrcRect);
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aPainter.update(aDestRect);
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}
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void Qt5Graphics::copyArea(long nDestX, long nDestY, long nSrcX, long nSrcY, long nSrcWidth,
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long nSrcHeight, bool /*bWindowInvalidate*/)
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{
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if (nDestX == nSrcX && nDestY == nSrcY)
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return;
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SalTwoRect aTR(nSrcX, nSrcY, nSrcWidth, nSrcHeight, nDestX, nDestY, nSrcWidth, nSrcHeight);
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copyBits(aTR, this);
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}
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void Qt5Graphics::copyBits(const SalTwoRect& rPosAry, SalGraphics* pSrcGraphics)
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{
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if (rPosAry.mnSrcWidth <= 0 || rPosAry.mnSrcHeight <= 0 || rPosAry.mnDestWidth <= 0
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|| rPosAry.mnDestHeight <= 0)
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return;
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QImage aImage, *pImage;
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SalTwoRect aPosAry = rPosAry;
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if (!pSrcGraphics || this == pSrcGraphics)
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{
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pImage = m_pQImage;
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aImage
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= pImage->copy(rPosAry.mnSrcX, rPosAry.mnSrcY, rPosAry.mnSrcWidth, rPosAry.mnSrcHeight);
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pImage = &aImage;
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aPosAry.mnSrcX = 0;
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aPosAry.mnSrcY = 0;
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}
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else
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pImage = static_cast<Qt5Graphics*>(pSrcGraphics)->m_pQImage;
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drawScaledImage(aPosAry, *pImage);
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}
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void Qt5Graphics::drawBitmap(const SalTwoRect& rPosAry, const SalBitmap& rSalBitmap)
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{
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if (rPosAry.mnSrcWidth <= 0 || rPosAry.mnSrcHeight <= 0 || rPosAry.mnDestWidth <= 0
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|| rPosAry.mnDestHeight <= 0)
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return;
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Qt5Bitmap aRGBABitmap;
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if (rSalBitmap.GetBitCount() == 4)
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aRGBABitmap.Create(rSalBitmap, 32);
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const QImage* pImage = (rSalBitmap.GetBitCount() != 4)
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? static_cast<const Qt5Bitmap*>(&rSalBitmap)->GetQImage()
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: aRGBABitmap.GetQImage();
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assert(pImage);
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drawScaledImage(rPosAry, *pImage);
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}
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void Qt5Graphics::drawBitmap(const SalTwoRect& rPosAry, const SalBitmap& /*rSalBitmap*/,
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const SalBitmap& /*rTransparentBitmap*/)
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{
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if (rPosAry.mnSrcWidth <= 0 || rPosAry.mnSrcHeight <= 0 || rPosAry.mnDestWidth <= 0
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|| rPosAry.mnDestHeight <= 0)
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return;
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assert(rPosAry.mnSrcWidth == rPosAry.mnDestWidth);
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assert(rPosAry.mnSrcHeight == rPosAry.mnDestHeight);
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}
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void Qt5Graphics::drawMask(const SalTwoRect& rPosAry, const SalBitmap& /*rSalBitmap*/,
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Color /*nMaskColor*/)
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{
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if (rPosAry.mnSrcWidth <= 0 || rPosAry.mnSrcHeight <= 0 || rPosAry.mnDestWidth <= 0
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|| rPosAry.mnDestHeight <= 0)
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return;
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|
|
assert(rPosAry.mnSrcWidth == rPosAry.mnDestWidth);
|
|
assert(rPosAry.mnSrcHeight == rPosAry.mnDestHeight);
|
|
}
|
|
|
|
std::shared_ptr<SalBitmap> Qt5Graphics::getBitmap(long nX, long nY, long nWidth, long nHeight)
|
|
{
|
|
return std::make_shared<Qt5Bitmap>(m_pQImage->copy(nX, nY, nWidth, nHeight));
|
|
}
|
|
|
|
Color Qt5Graphics::getPixel(long nX, long nY) { return m_pQImage->pixel(nX, nY); }
|
|
|
|
void Qt5Graphics::invert(long nX, long nY, long nWidth, long nHeight, SalInvert nFlags)
|
|
{
|
|
Qt5Painter aPainter(*this);
|
|
if (SalInvert::N50 & nFlags)
|
|
{
|
|
aPainter.setCompositionMode(QPainter::RasterOp_SourceXorDestination);
|
|
QBrush aBrush(Qt::white, Qt::Dense4Pattern);
|
|
aPainter.fillRect(nX, nY, nWidth, nHeight, aBrush);
|
|
}
|
|
else
|
|
{
|
|
if (SalInvert::TrackFrame & nFlags)
|
|
{
|
|
aPainter.setCompositionMode(QPainter::RasterOp_SourceXorDestination);
|
|
QPen aPen(Qt::white);
|
|
aPen.setStyle(Qt::DotLine);
|
|
aPainter.setPen(aPen);
|
|
aPainter.drawRect(nX, nY, nWidth, nHeight);
|
|
}
|
|
else
|
|
{
|
|
aPainter.setCompositionMode(QPainter::RasterOp_SourceXorDestination);
|
|
aPainter.fillRect(nX, nY, nWidth, nHeight, Qt::white);
|
|
}
|
|
}
|
|
aPainter.update(nX, nY, nWidth, nHeight);
|
|
}
|
|
|
|
void Qt5Graphics::invert(sal_uInt32 /*nPoints*/, const SalPoint* /*pPtAry*/, SalInvert /*nFlags*/)
|
|
{
|
|
}
|
|
|
|
bool Qt5Graphics::drawEPS(long /*nX*/, long /*nY*/, long /*nWidth*/, long /*nHeight*/,
|
|
void* /*pPtr*/, sal_uInt32 /*nSize*/)
|
|
{
|
|
return false;
|
|
}
|
|
|
|
bool Qt5Graphics::blendBitmap(const SalTwoRect&, const SalBitmap& /*rBitmap*/) { return false; }
|
|
|
|
bool Qt5Graphics::blendAlphaBitmap(const SalTwoRect&, const SalBitmap& /*rSrcBitmap*/,
|
|
const SalBitmap& /*rMaskBitmap*/,
|
|
const SalBitmap& /*rAlphaBitmap*/)
|
|
{
|
|
return false;
|
|
}
|
|
|
|
static bool getAlphaImage(const SalBitmap& rSourceBitmap, const SalBitmap& rAlphaBitmap,
|
|
QImage& rAlphaImage)
|
|
{
|
|
if (rAlphaBitmap.GetBitCount() != 8 && rAlphaBitmap.GetBitCount() != 1)
|
|
{
|
|
SAL_WARN("vcl.gdi", "unsupported alpha depth case: " << rAlphaBitmap.GetBitCount());
|
|
return false;
|
|
}
|
|
|
|
Qt5Bitmap aRGBABitmap;
|
|
if (rSourceBitmap.GetBitCount() == 4)
|
|
aRGBABitmap.Create(rSourceBitmap, 32);
|
|
const QImage* pBitmap = (rSourceBitmap.GetBitCount() != 4)
|
|
? static_cast<const Qt5Bitmap*>(&rSourceBitmap)->GetQImage()
|
|
: aRGBABitmap.GetQImage();
|
|
const QImage* pAlpha = static_cast<const Qt5Bitmap*>(&rAlphaBitmap)->GetQImage();
|
|
rAlphaImage = pBitmap->convertToFormat(Qt5_DefaultFormat32);
|
|
|
|
if (rAlphaBitmap.GetBitCount() == 8)
|
|
{
|
|
for (int y = 0; y < rAlphaImage.height(); ++y)
|
|
{
|
|
uchar* image_line = rAlphaImage.scanLine(y);
|
|
const uchar* alpha_line = pAlpha->scanLine(y);
|
|
for (int x = 0; x < rAlphaImage.width(); ++x, image_line += 4)
|
|
image_line[3] = 255 - alpha_line[x];
|
|
}
|
|
}
|
|
else
|
|
{
|
|
for (int y = 0; y < rAlphaImage.height(); ++y)
|
|
{
|
|
uchar* image_line = rAlphaImage.scanLine(y);
|
|
const uchar* alpha_line = pAlpha->scanLine(y);
|
|
for (int x = 0; x < rAlphaImage.width(); ++x, image_line += 4)
|
|
{
|
|
if (x && !(x % 8))
|
|
++alpha_line;
|
|
if (0 != (*alpha_line & (1 << (7 - x % 8))))
|
|
image_line[3] = 0;
|
|
}
|
|
}
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
bool Qt5Graphics::drawAlphaBitmap(const SalTwoRect& rPosAry, const SalBitmap& rSourceBitmap,
|
|
const SalBitmap& rAlphaBitmap)
|
|
{
|
|
QImage aImage;
|
|
if (!getAlphaImage(rSourceBitmap, rAlphaBitmap, aImage))
|
|
return false;
|
|
drawScaledImage(rPosAry, aImage);
|
|
return true;
|
|
}
|
|
|
|
bool Qt5Graphics::drawTransformedBitmap(const basegfx::B2DPoint& rNull, const basegfx::B2DPoint& rX,
|
|
const basegfx::B2DPoint& rY, const SalBitmap& rSourceBitmap,
|
|
const SalBitmap* pAlphaBitmap)
|
|
{
|
|
QImage aImage;
|
|
if (pAlphaBitmap && !getAlphaImage(rSourceBitmap, *pAlphaBitmap, aImage))
|
|
return false;
|
|
else
|
|
{
|
|
Qt5Bitmap aRGBABitmap;
|
|
if (rSourceBitmap.GetBitCount() == 4)
|
|
aRGBABitmap.Create(rSourceBitmap, 32);
|
|
const QImage* pBitmap = (rSourceBitmap.GetBitCount() != 4)
|
|
? static_cast<const Qt5Bitmap*>(&rSourceBitmap)->GetQImage()
|
|
: aRGBABitmap.GetQImage();
|
|
aImage = pBitmap->convertToFormat(Qt5_DefaultFormat32);
|
|
}
|
|
|
|
Qt5Painter aPainter(*this);
|
|
const basegfx::B2DVector aXRel = rX - rNull;
|
|
const basegfx::B2DVector aYRel = rY - rNull;
|
|
aPainter.setTransform(QTransform(aXRel.getX() / aImage.width(), aXRel.getY() / aImage.width(),
|
|
aYRel.getX() / aImage.height(), aYRel.getY() / aImage.height(),
|
|
rNull.getX(), rNull.getY()));
|
|
aPainter.drawImage(QPoint(0, 0), aImage);
|
|
aPainter.update(aImage.rect());
|
|
return true;
|
|
}
|
|
|
|
bool Qt5Graphics::drawAlphaRect(long nX, long nY, long nWidth, long nHeight,
|
|
sal_uInt8 nTransparency)
|
|
{
|
|
if (SALCOLOR_NONE == m_aFillColor && SALCOLOR_NONE == m_aLineColor)
|
|
return true;
|
|
assert(nTransparency <= 100);
|
|
if (nTransparency > 100)
|
|
nTransparency = 100;
|
|
Qt5Painter aPainter(*this, true, (100 - nTransparency) * (255.0 / 100));
|
|
if (SALCOLOR_NONE != m_aFillColor)
|
|
aPainter.fillRect(nX, nY, nWidth, nHeight, aPainter.brush());
|
|
if (SALCOLOR_NONE != m_aLineColor)
|
|
aPainter.drawRect(nX, nY, nWidth - 1, nHeight - 1);
|
|
aPainter.update(nX, nY, nWidth, nHeight);
|
|
return true;
|
|
}
|
|
|
|
void Qt5Graphics::GetResolution(sal_Int32& rDPIX, sal_Int32& rDPIY)
|
|
{
|
|
char* pForceDpi;
|
|
if ((pForceDpi = getenv("SAL_FORCEDPI")))
|
|
{
|
|
OString sForceDPI(pForceDpi);
|
|
rDPIX = rDPIY = sForceDPI.toInt32();
|
|
return;
|
|
}
|
|
|
|
if (!m_pFrame || !m_pFrame->GetQWidget()->window()->windowHandle())
|
|
return;
|
|
|
|
QScreen* pScreen = m_pFrame->GetQWidget()->window()->windowHandle()->screen();
|
|
rDPIX = pScreen->logicalDotsPerInchX() * pScreen->devicePixelRatio() + 0.5;
|
|
rDPIY = pScreen->logicalDotsPerInchY() * pScreen->devicePixelRatio() + 0.5;
|
|
}
|
|
|
|
sal_uInt16 Qt5Graphics::GetBitCount() const { return getFormatBits(m_pQImage->format()); }
|
|
|
|
long Qt5Graphics::GetGraphicsWidth() const { return m_pQImage->width(); }
|
|
|
|
void Qt5Graphics::SetLineColor() { m_aLineColor = SALCOLOR_NONE; }
|
|
|
|
void Qt5Graphics::SetLineColor(Color nColor) { m_aLineColor = nColor; }
|
|
|
|
void Qt5Graphics::SetFillColor() { m_aFillColor = SALCOLOR_NONE; }
|
|
|
|
void Qt5Graphics::SetFillColor(Color nColor) { m_aFillColor = nColor; }
|
|
|
|
void Qt5Graphics::SetXORMode(bool bSet, bool)
|
|
{
|
|
if (bSet)
|
|
m_eCompositionMode = QPainter::CompositionMode_Xor;
|
|
else
|
|
m_eCompositionMode = QPainter::CompositionMode_SourceOver;
|
|
}
|
|
|
|
void Qt5Graphics::SetROPLineColor(SalROPColor /*nROPColor*/) {}
|
|
|
|
void Qt5Graphics::SetROPFillColor(SalROPColor /*nROPColor*/) {}
|
|
|
|
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|