Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 278 insertions, 0 deletions

diff --git a/vcl/backendtest/outputdevice/line.cxx b/vcl/backendtest/outputdevice/line.cxx
new file mode 100644
index 000000000..5cb6db10a
--- /dev/null
+++ b/vcl/backendtest/outputdevice/line.cxx
@@ -0,0 +1,278 @@
+/* -*- 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/.
+ *
+ */
+
+#include <test/outputdevice.hxx>
+
+#include <basegfx/matrix/b2dhommatrix.hxx>
+#include <vcl/BitmapReadAccess.hxx>
+
+#include <list>
+
+namespace vcl::test {
+
+namespace
+{
+
+void drawLineOffset(OutputDevice& rDevice, tools::Rectangle const & rRect, int nOffset)
+{
+
+    int nMidOffset = rRect.GetWidth()/2;
+    Point aLeftTop     (rRect.Left()  + nOffset - (nOffset+1)/2, rRect.Top()    + nOffset - 1);
+    Point aRightTop    (rRect.Right() - nMidOffset - nOffset/3, rRect.Top()    + nOffset - 1);
+    Point aLeftBottom  (rRect.Left()  + nOffset - (nOffset+1)/2, rRect.Bottom() - nOffset + 1);
+    Point aRightBottom (rRect.Right() - nMidOffset - nOffset/3, rRect.Bottom() - nOffset + 1);
+
+    rDevice.DrawLine(aLeftTop,     aRightTop);
+    rDevice.DrawLine(aRightTop,    aRightBottom);
+    rDevice.DrawLine(aRightBottom, aLeftBottom);
+    rDevice.DrawLine(aLeftBottom,  aLeftTop);
+}
+
+} // end anonymous namespace
+
+Bitmap OutputDeviceTestLine::setupRectangle(bool bEnableAA)
+{
+    initialSetup(13, 13, constBackgroundColor, bEnableAA);
+
+    mpVirtualDevice->SetLineColor(constLineColor);
+    mpVirtualDevice->SetFillColor();
+
+    drawLineOffset(*mpVirtualDevice, maVDRectangle, 2);
+    drawLineOffset(*mpVirtualDevice, maVDRectangle, 5);
+
+    return mpVirtualDevice->GetBitmap(maVDRectangle.TopLeft(), maVDRectangle.GetSize());
+}
+
+Bitmap OutputDeviceTestLine::setupRectangleOnSize1028()
+{
+    initialSetup(1028, 1028, constBackgroundColor);
+
+    mpVirtualDevice->SetLineColor(constLineColor);
+    mpVirtualDevice->SetFillColor();
+
+    drawLineOffset(*mpVirtualDevice, maVDRectangle, 2);
+    drawLineOffset(*mpVirtualDevice, maVDRectangle, 5);
+
+    return mpVirtualDevice->GetBitmap(maVDRectangle.TopLeft(), maVDRectangle.GetSize());
+}
+
+Bitmap OutputDeviceTestLine::setupRectangleOnSize4096()
+{
+    initialSetup(4096, 4096, constBackgroundColor);
+
+    mpVirtualDevice->SetLineColor(constLineColor);
+    mpVirtualDevice->SetFillColor();
+
+    drawLineOffset(*mpVirtualDevice, maVDRectangle, 2);
+    drawLineOffset(*mpVirtualDevice, maVDRectangle, 5);
+
+    return mpVirtualDevice->GetBitmap(maVDRectangle.TopLeft(), maVDRectangle.GetSize());
+}
+
+Bitmap OutputDeviceTestLine::setupDiamond()
+{
+    initialSetup(11, 11, constBackgroundColor);
+
+    mpVirtualDevice->SetLineColor(constLineColor);
+    mpVirtualDevice->SetFillColor();
+
+    Point aPoint1, aPoint2, aPoint3, aPoint4;
+    OutputDeviceTestCommon::createDiamondPoints(maVDRectangle, 4, aPoint1, aPoint2, aPoint3, aPoint4);
+
+    mpVirtualDevice->DrawLine(aPoint1, aPoint2);
+    mpVirtualDevice->DrawLine(aPoint2, aPoint3);
+    mpVirtualDevice->DrawLine(aPoint3, aPoint4);
+    mpVirtualDevice->DrawLine(aPoint4, aPoint1);
+
+    return mpVirtualDevice->GetBitmap(maVDRectangle.TopLeft(), maVDRectangle.GetSize());
+}
+
+Bitmap OutputDeviceTestLine::setupLines()
+{
+    initialSetup(13, 13, constBackgroundColor);
+
+    mpVirtualDevice->SetLineColor(constLineColor);
+    mpVirtualDevice->SetFillColor();
+
+    Point aHorizontalLinePoint1, aHorizontalLinePoint2;
+    Point aVerticalLinePoint1, aVerticalLinePoint2;
+    Point aDiagonalLinePoint1, aDiagonalLinePoint2;
+
+    OutputDeviceTestCommon::createHorizontalVerticalDiagonalLinePoints(
+                          maVDRectangle, aHorizontalLinePoint1, aHorizontalLinePoint2,
+                                         aVerticalLinePoint1,   aVerticalLinePoint2,
+                                         aDiagonalLinePoint1,   aDiagonalLinePoint2);
+
+    mpVirtualDevice->DrawLine(aHorizontalLinePoint1, aHorizontalLinePoint2);
+    mpVirtualDevice->DrawLine(aVerticalLinePoint1,   aVerticalLinePoint2);
+    mpVirtualDevice->DrawLine(aDiagonalLinePoint1,   aDiagonalLinePoint2);
+
+    return mpVirtualDevice->GetBitmap(maVDRectangle.TopLeft(), maVDRectangle.GetSize());
+}
+
+Bitmap OutputDeviceTestLine::setupAALines()
+{
+    initialSetup(13, 13, constBackgroundColor);
+
+    mpVirtualDevice->SetAntialiasing(AntialiasingFlags::Enable);
+    mpVirtualDevice->SetLineColor(constLineColor);
+    mpVirtualDevice->SetFillColor();
+
+    Point aHorizontalLinePoint1, aHorizontalLinePoint2;
+    Point aVerticalLinePoint1, aVerticalLinePoint2;
+    Point aDiagonalLinePoint1, aDiagonalLinePoint2;
+
+    OutputDeviceTestCommon::createHorizontalVerticalDiagonalLinePoints(
+                          maVDRectangle, aHorizontalLinePoint1, aHorizontalLinePoint2,
+                                         aVerticalLinePoint1,   aVerticalLinePoint2,
+                                         aDiagonalLinePoint1,   aDiagonalLinePoint2);
+
+    mpVirtualDevice->DrawLine(aHorizontalLinePoint1, aHorizontalLinePoint2);
+    mpVirtualDevice->DrawLine(aVerticalLinePoint1,   aVerticalLinePoint2);
+    mpVirtualDevice->DrawLine(aDiagonalLinePoint1,   aDiagonalLinePoint2);
+
+    return mpVirtualDevice->GetBitmap(maVDRectangle.TopLeft(), maVDRectangle.GetSize());
+}
+
+Bitmap OutputDeviceTestLine::setupDashedLine()
+{
+    initialSetup(13, 13, constBackgroundColor);
+
+    mpVirtualDevice->SetLineColor(constLineColor);
+    mpVirtualDevice->SetFillColor();
+
+    tools::Rectangle rectangle = maVDRectangle;
+    rectangle.shrink(2);
+
+    std::vector<double> stroke({ 2.0, 1.0 });
+    mpVirtualDevice->DrawPolyLineDirect( basegfx::B2DHomMatrix(),
+        basegfx::B2DPolygon{
+            basegfx::B2DPoint(rectangle.Left(), rectangle.Top()),
+            basegfx::B2DPoint(rectangle.Left(), rectangle.Bottom()),
+            basegfx::B2DPoint(rectangle.Right(), rectangle.Bottom()),
+            basegfx::B2DPoint(rectangle.Right(), rectangle.Top()),
+            basegfx::B2DPoint(rectangle.Left(), rectangle.Top())},
+        1, 0, &stroke, basegfx::B2DLineJoin::NONE );
+
+    return mpVirtualDevice->GetBitmap(maVDRectangle.TopLeft(), maVDRectangle.GetSize());
+}
+
+TestResult OutputDeviceTestLine::checkDashedLine(Bitmap& rBitmap)
+{
+    TestResult returnValue = TestResult::Passed;
+    for (int i = 0; i < 7; i++)
+    {
+        TestResult eResult = TestResult::Passed;
+        if( i == 2 )
+        {
+            // Build a sequence of pixels for the drawn rectangle border,
+            // check that they alternate appropriately (there should be
+            // normally 2 line, 1 background).
+            std::list< bool > dash; // true - line color, false - background
+            const int width = rBitmap.GetSizePixel().Width();
+            const int height = rBitmap.GetSizePixel().Height();
+            BitmapReadAccess access(rBitmap);
+            for( int x = 2; x < width - 2; ++x )
+                dash.push_back( access.GetPixel( 2, x ) == constLineColor );
+            for( int y = 3; y < height - 3; ++y )
+                dash.push_back( access.GetPixel( y, width - 3 ) == constLineColor );
+            for( int x = width - 3; x >= 2; --x )
+                dash.push_back( access.GetPixel( height - 3, x ) == constLineColor );
+            for( int y = height - 4; y >= 3; --y )
+                dash.push_back( access.GetPixel( y, 2 ) == constLineColor );
+            for( int x = 2; x < width - 2; ++x ) // repeat, to check also the corner
+                dash.push_back( access.GetPixel( 2, x ) == constLineColor );
+            bool last = false;
+            int lastCount = 0;
+            while( !dash.empty())
+            {
+                if( dash.front() == last )
+                {
+                    ++lastCount;
+                    if( lastCount > ( last ? 4 : 3 ))
+                        eResult = TestResult::Failed;
+                    else if( lastCount > ( last ? 3 : 2 ) && eResult != TestResult::Failed)
+                        eResult = TestResult::PassedWithQuirks;
+                }
+                else
+                {
+                    last = dash.front();
+                    lastCount = 1;
+                }
+                dash.pop_front();
+            }
+        }
+        else
+        {
+            eResult = OutputDeviceTestCommon::checkRectangle(rBitmap, i, constBackgroundColor);
+        }
+
+        if (eResult == TestResult::Failed)
+            returnValue = TestResult::Failed;
+        if (eResult == TestResult::PassedWithQuirks && returnValue != TestResult::Failed)
+            returnValue = TestResult::PassedWithQuirks;
+    }
+    return returnValue;
+}
+
+constexpr int CAPSHRINK = 25;
+constexpr int CAPWIDTH = 20;
+Bitmap OutputDeviceTestLine::setupLineCap( css::drawing::LineCap lineCap )
+{
+    initialSetup(101, 101, constBackgroundColor);
+
+    mpVirtualDevice->SetLineColor(constLineColor);
+    mpVirtualDevice->SetFillColor();
+
+    tools::Rectangle rectangle = maVDRectangle;
+    rectangle.shrink(CAPSHRINK);
+
+    const basegfx::B2DPolygon poly{
+        basegfx::B2DPoint(rectangle.LeftCenter().getX(), rectangle.LeftCenter().getY()),
+        basegfx::B2DPoint(rectangle.RightCenter().getX(), rectangle.RightCenter().getY())};
+
+    mpVirtualDevice->DrawPolyLineDirect( basegfx::B2DHomMatrix(),poly,
+        CAPWIDTH, 0, nullptr, basegfx::B2DLineJoin::NONE, lineCap );
+
+    mpVirtualDevice->SetLineColor(constFillColor);
+    mpVirtualDevice->DrawPolyLineDirect( basegfx::B2DHomMatrix(), poly,
+        0, 0, nullptr, basegfx::B2DLineJoin::NONE );
+
+    return mpVirtualDevice->GetBitmap(maVDRectangle.TopLeft(), maVDRectangle.GetSize());
+}
+
+Bitmap OutputDeviceTestLine::setupLineJoin( basegfx::B2DLineJoin lineJoin )
+{
+    initialSetup(101, 101, constBackgroundColor);
+
+    mpVirtualDevice->SetLineColor(constLineColor);
+    mpVirtualDevice->SetFillColor();
+
+    tools::Rectangle rectangle = maVDRectangle;
+    rectangle.shrink(CAPSHRINK);
+
+    const basegfx::B2DPolygon poly{
+        basegfx::B2DPoint(rectangle.TopLeft().getX(), rectangle.TopLeft().getY()),
+        basegfx::B2DPoint(rectangle.TopRight().getX(), rectangle.TopRight().getY()),
+        basegfx::B2DPoint(rectangle.BottomRight().getX(), rectangle.BottomRight().getY())};
+
+    mpVirtualDevice->DrawPolyLineDirect( basegfx::B2DHomMatrix(), poly,
+        CAPWIDTH, 0, nullptr, lineJoin );
+
+    mpVirtualDevice->SetLineColor(constFillColor);
+    mpVirtualDevice->DrawPolyLineDirect( basegfx::B2DHomMatrix(), poly,
+        0, 0, nullptr, lineJoin );
+
+    return mpVirtualDevice->GetBitmap(maVDRectangle.TopLeft(), maVDRectangle.GetSize());
+}
+
+} // end namespace vcl::test
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */