831 lines
28 KiB
C++
831 lines
28 KiB
C++
/*
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==============================================================================
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This file is part of the JUCE library.
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Copyright (c) 2017 - ROLI Ltd.
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JUCE is an open source library subject to commercial or open-source
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licensing.
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By using JUCE, you agree to the terms of both the JUCE 5 End-User License
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Agreement and JUCE 5 Privacy Policy (both updated and effective as of the
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27th April 2017).
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End User License Agreement: www.juce.com/juce-5-licence
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Privacy Policy: www.juce.com/juce-5-privacy-policy
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Or: You may also use this code under the terms of the GPL v3 (see
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www.gnu.org/licenses).
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JUCE IS PROVIDED "AS IS" WITHOUT ANY WARRANTY, AND ALL WARRANTIES, WHETHER
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EXPRESSED OR IMPLIED, INCLUDING MERCHANTABILITY AND FITNESS FOR PURPOSE, ARE
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DISCLAIMED.
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==============================================================================
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*/
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namespace juce
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{
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template <typename Type>
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D2D1_RECT_F rectangleToRectF (const Rectangle<Type>& r)
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{
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return D2D1::RectF ((float) r.getX(), (float) r.getY(), (float) r.getRight(), (float) r.getBottom());
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}
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static D2D1_COLOR_F colourToD2D (Colour c)
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{
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return D2D1::ColorF::ColorF (c.getFloatRed(), c.getFloatGreen(), c.getFloatBlue(), c.getFloatAlpha());
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}
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static void pathToGeometrySink (const Path& path, ID2D1GeometrySink* sink, const AffineTransform& transform)
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{
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Path::Iterator it (path);
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while (it.next())
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{
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switch (it.elementType)
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{
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case Path::Iterator::cubicTo:
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{
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D2D1_BEZIER_SEGMENT seg;
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transform.transformPoint (it.x1, it.y1);
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seg.point1 = D2D1::Point2F (it.x1, it.y1);
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transform.transformPoint (it.x2, it.y2);
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seg.point2 = D2D1::Point2F (it.x2, it.y2);
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transform.transformPoint (it.x3, it.y3);
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seg.point3 = D2D1::Point2F (it.x3, it.y3);
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sink->AddBezier (seg);
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break;
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}
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case Path::Iterator::lineTo:
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{
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transform.transformPoint (it.x1, it.y1);
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sink->AddLine (D2D1::Point2F (it.x1, it.y1));
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break;
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}
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case Path::Iterator::quadraticTo:
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{
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D2D1_QUADRATIC_BEZIER_SEGMENT seg;
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transform.transformPoint (it.x1, it.y1);
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seg.point1 = D2D1::Point2F (it.x1, it.y1);
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transform.transformPoint (it.x2, it.y2);
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seg.point2 = D2D1::Point2F (it.x2, it.y2);
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sink->AddQuadraticBezier (seg);
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break;
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}
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case Path::Iterator::closePath:
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{
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sink->EndFigure (D2D1_FIGURE_END_CLOSED);
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break;
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}
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case Path::Iterator::startNewSubPath:
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{
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transform.transformPoint (it.x1, it.y1);
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sink->BeginFigure (D2D1::Point2F (it.x1, it.y1), D2D1_FIGURE_BEGIN_FILLED);
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break;
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}
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}
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}
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}
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static D2D1::Matrix3x2F transformToMatrix (const AffineTransform& transform)
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{
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D2D1::Matrix3x2F matrix;
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matrix._11 = transform.mat00;
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matrix._12 = transform.mat10;
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matrix._21 = transform.mat01;
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matrix._22 = transform.mat11;
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matrix._31 = transform.mat02;
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matrix._32 = transform.mat12;
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return matrix;
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}
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static D2D1_POINT_2F pointTransformed (int x, int y, const AffineTransform& transform)
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{
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transform.transformPoint (x, y);
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return D2D1::Point2F ((FLOAT) x, (FLOAT) y);
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}
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static void rectToGeometrySink (const Rectangle<int>& rect, ID2D1GeometrySink* sink, const AffineTransform& transform)
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{
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sink->BeginFigure (pointTransformed (rect.getX(), rect.getY(), transform), D2D1_FIGURE_BEGIN_FILLED);
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sink->AddLine (pointTransformed (rect.getRight(), rect.getY(), transform));
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sink->AddLine (pointTransformed (rect.getRight(), rect.getBottom(), transform));
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sink->AddLine (pointTransformed (rect.getX(), rect.getBottom(), transform));
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sink->EndFigure (D2D1_FIGURE_END_CLOSED);
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}
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//==============================================================================
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struct Direct2DLowLevelGraphicsContext::Pimpl
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{
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ID2D1PathGeometry* rectListToPathGeometry (const RectangleList<int>& clipRegion)
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{
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ID2D1PathGeometry* p = nullptr;
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factories->d2dFactory->CreatePathGeometry (&p);
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ComSmartPtr<ID2D1GeometrySink> sink;
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HRESULT hr = p->Open (sink.resetAndGetPointerAddress()); // xxx handle error
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sink->SetFillMode (D2D1_FILL_MODE_WINDING);
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for (int i = clipRegion.getNumRectangles(); --i >= 0;)
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rectToGeometrySink (clipRegion.getRectangle(i), sink, AffineTransform());
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hr = sink->Close();
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return p;
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}
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ID2D1PathGeometry* pathToPathGeometry (const Path& path, const AffineTransform& transform)
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{
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ID2D1PathGeometry* p = nullptr;
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factories->d2dFactory->CreatePathGeometry (&p);
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ComSmartPtr<ID2D1GeometrySink> sink;
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HRESULT hr = p->Open (sink.resetAndGetPointerAddress());
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sink->SetFillMode (D2D1_FILL_MODE_WINDING); // xxx need to check Path::isUsingNonZeroWinding()
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pathToGeometrySink (path, sink, transform);
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hr = sink->Close();
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return p;
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}
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SharedResourcePointer<Direct2DFactories> factories;
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ComSmartPtr<ID2D1HwndRenderTarget> renderingTarget;
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ComSmartPtr<ID2D1SolidColorBrush> colourBrush;
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};
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//==============================================================================
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struct Direct2DLowLevelGraphicsContext::SavedState
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{
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public:
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SavedState (Direct2DLowLevelGraphicsContext& owner_)
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: owner (owner_)
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{
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if (owner.currentState != nullptr)
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{
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// xxx seems like a very slow way to create one of these, and this is a performance
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// bottleneck.. Can the same internal objects be shared by multiple state objects, maybe using copy-on-write?
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setFill (owner.currentState->fillType);
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currentBrush = owner.currentState->currentBrush;
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clipRect = owner.currentState->clipRect;
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transform = owner.currentState->transform;
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font = owner.currentState->font;
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currentFontFace = owner.currentState->currentFontFace;
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}
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else
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{
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const D2D1_SIZE_U size (owner.pimpl->renderingTarget->GetPixelSize());
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clipRect.setSize (size.width, size.height);
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setFill (FillType (Colours::black));
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}
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}
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~SavedState()
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{
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clearClip();
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clearFont();
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clearFill();
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clearPathClip();
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clearImageClip();
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complexClipLayer = nullptr;
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bitmapMaskLayer = nullptr;
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}
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void clearClip()
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{
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popClips();
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shouldClipRect = false;
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}
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void clipToRectangle (const Rectangle<int>& r)
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{
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clearClip();
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clipRect = r.toFloat().transformed (transform).getSmallestIntegerContainer();
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shouldClipRect = true;
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pushClips();
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}
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void clearPathClip()
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{
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popClips();
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if (shouldClipComplex)
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{
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complexClipGeometry = nullptr;
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shouldClipComplex = false;
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}
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}
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void Direct2DLowLevelGraphicsContext::SavedState::clipToPath (ID2D1Geometry* geometry)
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{
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clearPathClip();
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if (complexClipLayer == nullptr)
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owner.pimpl->renderingTarget->CreateLayer (complexClipLayer.resetAndGetPointerAddress());
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complexClipGeometry = geometry;
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shouldClipComplex = true;
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pushClips();
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}
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void clearRectListClip()
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{
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popClips();
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if (shouldClipRectList)
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{
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rectListGeometry = nullptr;
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shouldClipRectList = false;
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}
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}
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void clipToRectList (ID2D1Geometry* geometry)
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{
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clearRectListClip();
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if (rectListLayer == nullptr)
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owner.pimpl->renderingTarget->CreateLayer (rectListLayer.resetAndGetPointerAddress());
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rectListGeometry = geometry;
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shouldClipRectList = true;
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pushClips();
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}
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void clearImageClip()
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{
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popClips();
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if (shouldClipBitmap)
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{
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maskBitmap = nullptr;
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bitmapMaskBrush = nullptr;
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shouldClipBitmap = false;
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}
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}
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void clipToImage (const Image& clipImage, const AffineTransform& clipTransform)
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{
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clearImageClip();
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if (bitmapMaskLayer == nullptr)
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owner.pimpl->renderingTarget->CreateLayer (bitmapMaskLayer.resetAndGetPointerAddress());
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D2D1_BRUSH_PROPERTIES brushProps;
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brushProps.opacity = 1;
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brushProps.transform = transformToMatrix (clipTransform);
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D2D1_BITMAP_BRUSH_PROPERTIES bmProps = D2D1::BitmapBrushProperties (D2D1_EXTEND_MODE_WRAP, D2D1_EXTEND_MODE_WRAP);
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D2D1_SIZE_U size;
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size.width = clipImage.getWidth();
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size.height = clipImage.getHeight();
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D2D1_BITMAP_PROPERTIES bp = D2D1::BitmapProperties();
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maskImage = clipImage.convertedToFormat (Image::ARGB);
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Image::BitmapData bd (maskImage, Image::BitmapData::readOnly); // xxx should be maskImage?
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bp.pixelFormat = owner.pimpl->renderingTarget->GetPixelFormat();
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bp.pixelFormat.alphaMode = D2D1_ALPHA_MODE_PREMULTIPLIED;
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HRESULT hr = owner.pimpl->renderingTarget->CreateBitmap (size, bd.data, bd.lineStride, bp, maskBitmap.resetAndGetPointerAddress());
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hr = owner.pimpl->renderingTarget->CreateBitmapBrush (maskBitmap, bmProps, brushProps, bitmapMaskBrush.resetAndGetPointerAddress());
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imageMaskLayerParams = D2D1::LayerParameters();
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imageMaskLayerParams.opacityBrush = bitmapMaskBrush;
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shouldClipBitmap = true;
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pushClips();
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}
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void popClips()
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{
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if (clipsBitmap)
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{
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owner.pimpl->renderingTarget->PopLayer();
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clipsBitmap = false;
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}
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if (clipsComplex)
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{
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owner.pimpl->renderingTarget->PopLayer();
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clipsComplex = false;
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}
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if (clipsRectList)
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{
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owner.pimpl->renderingTarget->PopLayer();
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clipsRectList = false;
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}
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if (clipsRect)
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{
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owner.pimpl->renderingTarget->PopAxisAlignedClip();
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clipsRect = false;
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}
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}
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void pushClips()
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{
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if (shouldClipRect && !clipsRect)
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{
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owner.pimpl->renderingTarget->PushAxisAlignedClip (rectangleToRectF (clipRect), D2D1_ANTIALIAS_MODE_PER_PRIMITIVE);
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clipsRect = true;
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}
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if (shouldClipRectList && !clipsRectList)
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{
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D2D1_LAYER_PARAMETERS layerParams = D2D1::LayerParameters();
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rectListGeometry->GetBounds (D2D1::IdentityMatrix(), &layerParams.contentBounds);
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layerParams.geometricMask = rectListGeometry;
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owner.pimpl->renderingTarget->PushLayer (layerParams, rectListLayer);
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clipsRectList = true;
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}
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if (shouldClipComplex && !clipsComplex)
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{
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D2D1_LAYER_PARAMETERS layerParams = D2D1::LayerParameters();
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complexClipGeometry->GetBounds (D2D1::IdentityMatrix(), &layerParams.contentBounds);
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layerParams.geometricMask = complexClipGeometry;
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owner.pimpl->renderingTarget->PushLayer (layerParams, complexClipLayer);
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clipsComplex = true;
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}
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if (shouldClipBitmap && !clipsBitmap)
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{
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owner.pimpl->renderingTarget->PushLayer (imageMaskLayerParams, bitmapMaskLayer);
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clipsBitmap = true;
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}
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}
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void setFill (const FillType& newFillType)
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{
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if (fillType != newFillType)
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{
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fillType = newFillType;
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clearFill();
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}
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}
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void clearFont()
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{
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currentFontFace = localFontFace = nullptr;
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}
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void setFont (const Font& newFont)
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{
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if (font != newFont)
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{
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font = newFont;
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clearFont();
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}
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}
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void createFont()
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{
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if (currentFontFace == nullptr)
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{
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WindowsDirectWriteTypeface* typeface = dynamic_cast<WindowsDirectWriteTypeface*> (font.getTypeface());
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currentFontFace = typeface->getIDWriteFontFace();
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fontHeightToEmSizeFactor = typeface->getUnitsToHeightScaleFactor();
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}
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}
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void setOpacity (float newOpacity)
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{
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fillType.setOpacity (newOpacity);
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if (currentBrush != nullptr)
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currentBrush->SetOpacity (newOpacity);
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}
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void clearFill()
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{
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gradientStops = nullptr;
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linearGradient = nullptr;
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radialGradient = nullptr;
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bitmap = nullptr;
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bitmapBrush = nullptr;
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currentBrush = nullptr;
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}
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void createBrush()
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{
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if (currentBrush == nullptr)
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{
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if (fillType.isColour())
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{
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D2D1_COLOR_F colour = colourToD2D (fillType.colour);
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owner.pimpl->colourBrush->SetColor (colour);
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currentBrush = owner.pimpl->colourBrush;
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}
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else if (fillType.isTiledImage())
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{
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D2D1_BRUSH_PROPERTIES brushProps;
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brushProps.opacity = fillType.getOpacity();
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brushProps.transform = transformToMatrix (fillType.transform);
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D2D1_BITMAP_BRUSH_PROPERTIES bmProps = D2D1::BitmapBrushProperties (D2D1_EXTEND_MODE_WRAP, D2D1_EXTEND_MODE_WRAP);
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image = fillType.image;
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D2D1_SIZE_U size;
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size.width = image.getWidth();
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size.height = image.getHeight();
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D2D1_BITMAP_PROPERTIES bp = D2D1::BitmapProperties();
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this->image = image.convertedToFormat (Image::ARGB);
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Image::BitmapData bd (this->image, Image::BitmapData::readOnly);
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bp.pixelFormat = owner.pimpl->renderingTarget->GetPixelFormat();
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bp.pixelFormat.alphaMode = D2D1_ALPHA_MODE_PREMULTIPLIED;
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HRESULT hr = owner.pimpl->renderingTarget->CreateBitmap (size, bd.data, bd.lineStride, bp, bitmap.resetAndGetPointerAddress());
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hr = owner.pimpl->renderingTarget->CreateBitmapBrush (bitmap, bmProps, brushProps, bitmapBrush.resetAndGetPointerAddress());
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currentBrush = bitmapBrush;
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}
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else if (fillType.isGradient())
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{
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gradientStops = nullptr;
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D2D1_BRUSH_PROPERTIES brushProps;
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brushProps.opacity = fillType.getOpacity();
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brushProps.transform = transformToMatrix (fillType.transform.followedBy (transform));
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const int numColors = fillType.gradient->getNumColours();
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HeapBlock<D2D1_GRADIENT_STOP> stops (numColors);
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for (int i = fillType.gradient->getNumColours(); --i >= 0;)
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{
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stops[i].color = colourToD2D (fillType.gradient->getColour (i));
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stops[i].position = (FLOAT) fillType.gradient->getColourPosition (i);
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}
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owner.pimpl->renderingTarget->CreateGradientStopCollection (stops.getData(), numColors, gradientStops.resetAndGetPointerAddress());
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if (fillType.gradient->isRadial)
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{
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radialGradient = nullptr;
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const Point<float> p1 = fillType.gradient->point1;
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const Point<float> p2 = fillType.gradient->point2;
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float r = p1.getDistanceFrom(p2);
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D2D1_RADIAL_GRADIENT_BRUSH_PROPERTIES props =
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D2D1::RadialGradientBrushProperties(D2D1::Point2F(p1.x, p1.y),
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D2D1::Point2F(0, 0),
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r, r);
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owner.pimpl->renderingTarget->CreateRadialGradientBrush(props, brushProps, gradientStops, radialGradient.resetAndGetPointerAddress());
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currentBrush = radialGradient;
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}
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else
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{
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linearGradient = 0;
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const Point<float> p1 = fillType.gradient->point1;
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const Point<float> p2 = fillType.gradient->point2;
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D2D1_LINEAR_GRADIENT_BRUSH_PROPERTIES props =
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D2D1::LinearGradientBrushProperties(D2D1::Point2F(p1.x, p1.y),
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D2D1::Point2F(p2.x, p2.y));
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owner.pimpl->renderingTarget->CreateLinearGradientBrush (props, brushProps, gradientStops, linearGradient.resetAndGetPointerAddress());
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currentBrush = linearGradient;
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}
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}
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}
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}
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Direct2DLowLevelGraphicsContext& owner;
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AffineTransform transform;
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Font font;
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float fontHeightToEmSizeFactor = 1.0;
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IDWriteFontFace* currentFontFace = nullptr;
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ComSmartPtr<IDWriteFontFace> localFontFace;
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Rectangle<int> clipRect;
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bool clipsRect = false, shouldClipRect = false;
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|
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Image image;
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ComSmartPtr<ID2D1Bitmap> bitmap; // xxx needs a better name - what is this for??
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bool clipsBitmap = false, shouldClipBitmap = false;
|
|
|
|
ComSmartPtr<ID2D1Geometry> complexClipGeometry;
|
|
D2D1_LAYER_PARAMETERS complexClipLayerParams;
|
|
ComSmartPtr<ID2D1Layer> complexClipLayer;
|
|
bool clipsComplex = false, shouldClipComplex = false;
|
|
|
|
ComSmartPtr<ID2D1Geometry> rectListGeometry;
|
|
D2D1_LAYER_PARAMETERS rectListLayerParams;
|
|
ComSmartPtr<ID2D1Layer> rectListLayer;
|
|
bool clipsRectList = false, shouldClipRectList = false;
|
|
|
|
Image maskImage;
|
|
D2D1_LAYER_PARAMETERS imageMaskLayerParams;
|
|
ComSmartPtr<ID2D1Layer> bitmapMaskLayer;
|
|
ComSmartPtr<ID2D1Bitmap> maskBitmap;
|
|
ComSmartPtr<ID2D1BitmapBrush> bitmapMaskBrush;
|
|
|
|
ID2D1Brush* currentBrush = nullptr;
|
|
ComSmartPtr<ID2D1BitmapBrush> bitmapBrush;
|
|
ComSmartPtr<ID2D1LinearGradientBrush> linearGradient;
|
|
ComSmartPtr<ID2D1RadialGradientBrush> radialGradient;
|
|
ComSmartPtr<ID2D1GradientStopCollection> gradientStops;
|
|
|
|
FillType fillType;
|
|
|
|
JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (SavedState)
|
|
};
|
|
|
|
//==============================================================================
|
|
Direct2DLowLevelGraphicsContext::Direct2DLowLevelGraphicsContext (HWND hwnd_)
|
|
: hwnd (hwnd_),
|
|
currentState (nullptr),
|
|
pimpl (new Pimpl())
|
|
{
|
|
RECT windowRect;
|
|
GetClientRect (hwnd, &windowRect);
|
|
D2D1_SIZE_U size = { (UINT32) (windowRect.right - windowRect.left), (UINT32) (windowRect.bottom - windowRect.top) };
|
|
bounds.setSize (size.width, size.height);
|
|
|
|
D2D1_RENDER_TARGET_PROPERTIES props = D2D1::RenderTargetProperties();
|
|
D2D1_HWND_RENDER_TARGET_PROPERTIES propsHwnd = D2D1::HwndRenderTargetProperties (hwnd, size);
|
|
|
|
if (pimpl->factories->d2dFactory != nullptr)
|
|
{
|
|
HRESULT hr = pimpl->factories->d2dFactory->CreateHwndRenderTarget (props, propsHwnd, pimpl->renderingTarget.resetAndGetPointerAddress());
|
|
jassert (SUCCEEDED (hr)); ignoreUnused (hr);
|
|
hr = pimpl->renderingTarget->CreateSolidColorBrush (D2D1::ColorF::ColorF (0.0f, 0.0f, 0.0f, 1.0f), pimpl->colourBrush.resetAndGetPointerAddress());
|
|
}
|
|
}
|
|
|
|
Direct2DLowLevelGraphicsContext::~Direct2DLowLevelGraphicsContext()
|
|
{
|
|
states.clear();
|
|
}
|
|
|
|
void Direct2DLowLevelGraphicsContext::resized()
|
|
{
|
|
RECT windowRect;
|
|
GetClientRect (hwnd, &windowRect);
|
|
D2D1_SIZE_U size = { (UINT32) (windowRect.right - windowRect.left), (UINT32) (windowRect.bottom - windowRect.top) };
|
|
|
|
pimpl->renderingTarget->Resize (size);
|
|
bounds.setSize (size.width, size.height);
|
|
}
|
|
|
|
void Direct2DLowLevelGraphicsContext::clear()
|
|
{
|
|
pimpl->renderingTarget->Clear (D2D1::ColorF (D2D1::ColorF::White, 0.0f)); // xxx why white and not black?
|
|
}
|
|
|
|
void Direct2DLowLevelGraphicsContext::start()
|
|
{
|
|
pimpl->renderingTarget->BeginDraw();
|
|
saveState();
|
|
}
|
|
|
|
void Direct2DLowLevelGraphicsContext::end()
|
|
{
|
|
states.clear();
|
|
currentState = 0;
|
|
pimpl->renderingTarget->EndDraw();
|
|
pimpl->renderingTarget->CheckWindowState();
|
|
}
|
|
|
|
void Direct2DLowLevelGraphicsContext::setOrigin (Point<int> o)
|
|
{
|
|
addTransform (AffineTransform::translation ((float) o.x, (float) o.y));
|
|
}
|
|
|
|
void Direct2DLowLevelGraphicsContext::addTransform (const AffineTransform& transform)
|
|
{
|
|
currentState->transform = transform.followedBy (currentState->transform);
|
|
}
|
|
|
|
float Direct2DLowLevelGraphicsContext::getPhysicalPixelScaleFactor()
|
|
{
|
|
return currentState->transform.getScaleFactor();
|
|
}
|
|
|
|
bool Direct2DLowLevelGraphicsContext::clipToRectangle (const Rectangle<int>& r)
|
|
{
|
|
currentState->clipToRectangle (r);
|
|
return ! isClipEmpty();
|
|
}
|
|
|
|
bool Direct2DLowLevelGraphicsContext::clipToRectangleList (const RectangleList<int>& clipRegion)
|
|
{
|
|
currentState->clipToRectList (pimpl->rectListToPathGeometry (clipRegion));
|
|
return ! isClipEmpty();
|
|
}
|
|
|
|
void Direct2DLowLevelGraphicsContext::excludeClipRectangle (const Rectangle<int>&)
|
|
{
|
|
//xxx
|
|
}
|
|
|
|
void Direct2DLowLevelGraphicsContext::clipToPath (const Path& path, const AffineTransform& transform)
|
|
{
|
|
currentState->clipToPath (pimpl->pathToPathGeometry (path, transform));
|
|
}
|
|
|
|
void Direct2DLowLevelGraphicsContext::clipToImageAlpha (const Image& sourceImage, const AffineTransform& transform)
|
|
{
|
|
currentState->clipToImage (sourceImage, transform);
|
|
}
|
|
|
|
bool Direct2DLowLevelGraphicsContext::clipRegionIntersects (const Rectangle<int>& r)
|
|
{
|
|
return currentState->clipRect.intersects (r.toFloat().transformed (currentState->transform).getSmallestIntegerContainer());
|
|
}
|
|
|
|
Rectangle<int> Direct2DLowLevelGraphicsContext::getClipBounds() const
|
|
{
|
|
// xxx could this take into account complex clip regions?
|
|
return currentState->clipRect.toFloat().transformed (currentState->transform.inverted()).getSmallestIntegerContainer();
|
|
}
|
|
|
|
bool Direct2DLowLevelGraphicsContext::isClipEmpty() const
|
|
{
|
|
return currentState->clipRect.isEmpty();
|
|
}
|
|
|
|
void Direct2DLowLevelGraphicsContext::saveState()
|
|
{
|
|
states.add (new SavedState (*this));
|
|
currentState = states.getLast();
|
|
}
|
|
|
|
void Direct2DLowLevelGraphicsContext::restoreState()
|
|
{
|
|
jassert (states.size() > 1); //you should never pop the last state!
|
|
states.removeLast (1);
|
|
currentState = states.getLast();
|
|
}
|
|
|
|
void Direct2DLowLevelGraphicsContext::beginTransparencyLayer (float /*opacity*/)
|
|
{
|
|
jassertfalse; //xxx todo
|
|
}
|
|
|
|
void Direct2DLowLevelGraphicsContext::endTransparencyLayer()
|
|
{
|
|
jassertfalse; //xxx todo
|
|
}
|
|
|
|
void Direct2DLowLevelGraphicsContext::setFill (const FillType& fillType)
|
|
{
|
|
currentState->setFill (fillType);
|
|
}
|
|
|
|
void Direct2DLowLevelGraphicsContext::setOpacity (float newOpacity)
|
|
{
|
|
currentState->setOpacity (newOpacity);
|
|
}
|
|
|
|
void Direct2DLowLevelGraphicsContext::setInterpolationQuality (Graphics::ResamplingQuality /*quality*/)
|
|
{
|
|
}
|
|
|
|
void Direct2DLowLevelGraphicsContext::fillRect (const Rectangle<int>& r, bool /*replaceExistingContents*/)
|
|
{
|
|
fillRect (r.toFloat());
|
|
}
|
|
|
|
void Direct2DLowLevelGraphicsContext::fillRect (const Rectangle<float>& r)
|
|
{
|
|
pimpl->renderingTarget->SetTransform (transformToMatrix (currentState->transform));
|
|
currentState->createBrush();
|
|
pimpl->renderingTarget->FillRectangle (rectangleToRectF (r), currentState->currentBrush);
|
|
pimpl->renderingTarget->SetTransform (D2D1::IdentityMatrix());
|
|
}
|
|
|
|
void Direct2DLowLevelGraphicsContext::fillRectList (const RectangleList<float>& list)
|
|
{
|
|
for (auto& r : list)
|
|
fillRect (r);
|
|
}
|
|
|
|
void Direct2DLowLevelGraphicsContext::fillPath (const Path& p, const AffineTransform& transform)
|
|
{
|
|
currentState->createBrush();
|
|
ComSmartPtr<ID2D1Geometry> geometry (pimpl->pathToPathGeometry (p, transform.followedBy (currentState->transform)));
|
|
|
|
if (pimpl->renderingTarget != nullptr)
|
|
pimpl->renderingTarget->FillGeometry (geometry, currentState->currentBrush);
|
|
}
|
|
|
|
void Direct2DLowLevelGraphicsContext::drawImage (const Image& image, const AffineTransform& transform)
|
|
{
|
|
pimpl->renderingTarget->SetTransform (transformToMatrix (transform.followedBy (currentState->transform)));
|
|
|
|
D2D1_SIZE_U size;
|
|
size.width = image.getWidth();
|
|
size.height = image.getHeight();
|
|
|
|
D2D1_BITMAP_PROPERTIES bp = D2D1::BitmapProperties();
|
|
|
|
Image img (image.convertedToFormat (Image::ARGB));
|
|
Image::BitmapData bd (img, Image::BitmapData::readOnly);
|
|
bp.pixelFormat = pimpl->renderingTarget->GetPixelFormat();
|
|
bp.pixelFormat.alphaMode = D2D1_ALPHA_MODE_PREMULTIPLIED;
|
|
|
|
{
|
|
ComSmartPtr<ID2D1Bitmap> tempBitmap;
|
|
pimpl->renderingTarget->CreateBitmap (size, bd.data, bd.lineStride, bp, tempBitmap.resetAndGetPointerAddress());
|
|
if (tempBitmap != nullptr)
|
|
pimpl->renderingTarget->DrawBitmap (tempBitmap);
|
|
}
|
|
|
|
pimpl->renderingTarget->SetTransform (D2D1::IdentityMatrix());
|
|
}
|
|
|
|
void Direct2DLowLevelGraphicsContext::drawLine (const Line<float>& line)
|
|
{
|
|
// xxx doesn't seem to be correctly aligned, may need nudging by 0.5 to match the software renderer's behaviour
|
|
pimpl->renderingTarget->SetTransform (transformToMatrix (currentState->transform));
|
|
currentState->createBrush();
|
|
|
|
pimpl->renderingTarget->DrawLine (D2D1::Point2F (line.getStartX(), line.getStartY()),
|
|
D2D1::Point2F (line.getEndX(), line.getEndY()),
|
|
currentState->currentBrush);
|
|
pimpl->renderingTarget->SetTransform (D2D1::IdentityMatrix());
|
|
}
|
|
|
|
void Direct2DLowLevelGraphicsContext::setFont (const Font& newFont)
|
|
{
|
|
currentState->setFont (newFont);
|
|
}
|
|
|
|
const Font& Direct2DLowLevelGraphicsContext::getFont()
|
|
{
|
|
return currentState->font;
|
|
}
|
|
|
|
void Direct2DLowLevelGraphicsContext::drawGlyph (int glyphNumber, const AffineTransform& transform)
|
|
{
|
|
currentState->createBrush();
|
|
currentState->createFont();
|
|
|
|
float hScale = currentState->font.getHorizontalScale();
|
|
|
|
pimpl->renderingTarget->SetTransform (transformToMatrix (AffineTransform::scale (hScale, 1.0f)
|
|
.followedBy (transform)
|
|
.followedBy (currentState->transform)));
|
|
|
|
const UINT16 glyphIndices = (UINT16) glyphNumber;
|
|
const FLOAT glyphAdvances = 0;
|
|
DWRITE_GLYPH_OFFSET offset;
|
|
offset.advanceOffset = 0;
|
|
offset.ascenderOffset = 0;
|
|
|
|
DWRITE_GLYPH_RUN glyphRun;
|
|
glyphRun.fontFace = currentState->currentFontFace;
|
|
glyphRun.fontEmSize = (FLOAT) (currentState->font.getHeight() * currentState->fontHeightToEmSizeFactor);
|
|
glyphRun.glyphCount = 1;
|
|
glyphRun.glyphIndices = &glyphIndices;
|
|
glyphRun.glyphAdvances = &glyphAdvances;
|
|
glyphRun.glyphOffsets = &offset;
|
|
glyphRun.isSideways = FALSE;
|
|
glyphRun.bidiLevel = 0;
|
|
|
|
pimpl->renderingTarget->DrawGlyphRun (D2D1::Point2F (0, 0), &glyphRun, currentState->currentBrush);
|
|
pimpl->renderingTarget->SetTransform (D2D1::IdentityMatrix());
|
|
}
|
|
|
|
bool Direct2DLowLevelGraphicsContext::drawTextLayout (const AttributedString& text, const Rectangle<float>& area)
|
|
{
|
|
pimpl->renderingTarget->SetTransform (transformToMatrix (currentState->transform));
|
|
|
|
DirectWriteTypeLayout::drawToD2DContext (text, area,
|
|
*(pimpl->renderingTarget),
|
|
*(pimpl->factories->directWriteFactory),
|
|
*(pimpl->factories->systemFonts));
|
|
|
|
pimpl->renderingTarget->SetTransform (D2D1::IdentityMatrix());
|
|
return true;
|
|
}
|
|
|
|
} // namespace juce
|