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Diffstat (limited to 'include/sfx2/LokControlHandler.hxx')
| -rw-r--r-- | include/sfx2/LokControlHandler.hxx | 195 |
1 files changed, 195 insertions, 0 deletions
diff --git a/include/sfx2/LokControlHandler.hxx b/include/sfx2/LokControlHandler.hxx new file mode 100644 index 0000000000..d8ff381124 --- /dev/null +++ b/include/sfx2/LokControlHandler.hxx @@ -0,0 +1,195 @@ +/* -*- 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/. + */ + +#pragma once + +#include <sfx2/lokhelper.hxx> +#include <svx/svdouno.hxx> +#include <svx/svditer.hxx> +#include <vcl/virdev.hxx> +#include <vcl/DocWindow.hxx> +#include <com/sun/star/awt/PosSize.hpp> +#include <com/sun/star/awt/XControl.hpp> +#include <com/sun/star/awt/XWindow.hpp> +#include <com/sun/star/awt/XWindowPeer.hpp> +#include <com/sun/star/awt/XGraphics.hpp> +#include <com/sun/star/awt/XView.hpp> +#include <toolkit/helper/vclunohelper.hxx> +#include <tools/UnitConversion.hxx> + +#include <optional> + +class LokControlHandler +{ +public: + static bool postMouseEvent(const SdrPage* pPage, const SdrView* pDrawView, + vcl::DocWindow& rMainWindow, int nType, Point aPointHmm, int nCount, + int nButtons, int nModifier) + { + static std::optional<PointerStyle> eDocPointerStyle; + + o3tl::Length eControlUnitLength = MapToO3tlLength(rMainWindow.GetMapMode().GetMapUnit()); + SdrObjListIter aIterator(pPage, SdrIterMode::Flat); + while (aIterator.IsMore()) + { + SdrObject* pObject = aIterator.Next(); + SdrUnoObj* pUnoObect = dynamic_cast<SdrUnoObj*>(pObject); + if (pUnoObect) + { + tools::Rectangle aControlRect = pUnoObect->GetLogicRect(); + tools::Rectangle aControlRectHMM + = o3tl::convert(aControlRect, eControlUnitLength, o3tl::Length::mm100); + + if (aControlRectHMM.Contains(aPointHmm)) + { + css::uno::Reference<css::awt::XControl> xControl + = pUnoObect->GetUnoControl(*pDrawView, *rMainWindow.GetOutDev()); + if (!xControl.is()) + return false; + + css::uno::Reference<css::awt::XWindow> xControlWindow(xControl, + css::uno::UNO_QUERY); + if (!xControlWindow.is()) + return false; + + css::uno::Reference<css::awt::XWindowPeer> xWindowPeer(xControl->getPeer()); + + VclPtr<vcl::Window> pWindow = VCLUnoHelper::GetWindow(xWindowPeer); + if (pWindow) + { + tools::Rectangle aControlRectPx + = o3tl::convert(aControlRectHMM, o3tl::Length::mm100, o3tl::Length::px); + // used by Control::LogicInvalidate + pWindow->SetPosPixel(aControlRectPx.TopLeft()); + + // when entering into control area save current pointer style + // and set pointer style to arrow + if (!eDocPointerStyle) + { + eDocPointerStyle = rMainWindow.GetPointer(); + rMainWindow.SetPointer(pWindow->GetPointer()); + } + + Point aControlRelativePositionHMM = aPointHmm - aControlRectHMM.TopLeft(); + Point aControlRelativePosition = o3tl::convert( + aControlRelativePositionHMM, o3tl::Length::mm100, o3tl::Length::px); + + LokMouseEventData aMouseEventData(nType, aControlRelativePosition, nCount, + MouseEventModifiers::SIMPLECLICK, + nButtons, nModifier); + SfxLokHelper::postMouseEventAsync(pWindow, aMouseEventData); + return true; + } + } + } + } + + // when exiting from control area restore document pointer style + if (eDocPointerStyle) + { + rMainWindow.SetPointer(*eDocPointerStyle); + eDocPointerStyle.reset(); + } + return false; + } + + static void drawUnoControl(const SdrView* pDrawView, const SdrUnoObj* pUnoObect, + vcl::Window const& rMainWindow, VirtualDevice& rDevice, + tools::Rectangle const& rTileRectHMM, double scaleX, double scaleY) + { + css::uno::Reference<css::awt::XControl> xControl + = pUnoObect->GetUnoControl(*pDrawView, *rMainWindow.GetOutDev()); + if (!xControl.is()) + return; + + css::uno::Reference<css::awt::XWindow> xControlWindow(xControl, css::uno::UNO_QUERY); + if (!xControlWindow.is()) + return; + + css::uno::Reference<css::awt::XGraphics> xGraphics(rDevice.CreateUnoGraphics()); + if (!xGraphics.is()) + return; + + css::uno::Reference<css::awt::XView> xControlView(xControl, css::uno::UNO_QUERY); + if (!xControlView.is()) + return; + + o3tl::Length eControlUnitLength = MapToO3tlLength(rMainWindow.GetMapMode().GetMapUnit()); + tools::Rectangle aControlRect = pUnoObect->GetLogicRect(); + tools::Rectangle aObjectRectHMM + = o3tl::convert(aControlRect, eControlUnitLength, o3tl::Length::mm100); + tools::Rectangle aControltRectPx + = o3tl::convert(aObjectRectHMM, o3tl::Length::mm100, o3tl::Length::px); + + Point aOffsetFromTile(aObjectRectHMM.Left() - rTileRectHMM.Left(), + aObjectRectHMM.Top() - rTileRectHMM.Top()); + tools::Rectangle aRectangleHMM(aOffsetFromTile, aObjectRectHMM.GetSize()); + tools::Rectangle aRectanglePx + = o3tl::convert(aRectangleHMM, o3tl::Length::mm100, o3tl::Length::px); + + xControlWindow->setPosSize(aControltRectPx.Left(), aControltRectPx.Top(), + aRectanglePx.GetWidth(), aRectanglePx.GetHeight(), + css::awt::PosSize::POSSIZE); + + xControlView->setGraphics(xGraphics); + // required for getting text label rendered with the correct scale + xControlView->setZoom(1, 1); + + xControlView->draw(aRectanglePx.Left() * scaleX, aRectanglePx.Top() * scaleY); + } + + static void paintControlTile(const SdrPage* pPage, const SdrView* pDrawView, + vcl::Window const& rMainWindow, VirtualDevice& rDevice, + Size aOutputSize, tools::Rectangle const& rTileRect) + { + tools::Rectangle aTileRectHMM + = o3tl::convert(rTileRect, o3tl::Length::twip, o3tl::Length::mm100); + + // Resizes the virtual device so to contain the entries context + rDevice.SetOutputSizePixel(aOutputSize); + + rDevice.Push(vcl::PushFlags::MAPMODE); + MapMode aDeviceMapMode(rDevice.GetMapMode()); + + const Fraction scale = conversionFract(o3tl::Length::px, o3tl::Length::twip); + Fraction scaleX = Fraction(aOutputSize.Width(), rTileRect.GetWidth()) * scale; + Fraction scaleY = Fraction(aOutputSize.Height(), rTileRect.GetHeight()) * scale; + aDeviceMapMode.SetScaleX(scaleX); + aDeviceMapMode.SetScaleY(scaleY); + aDeviceMapMode.SetMapUnit(MapUnit::MapPixel); + rDevice.SetMapMode(aDeviceMapMode); + + o3tl::Length eControlUnitLength = MapToO3tlLength(rMainWindow.GetMapMode().GetMapUnit()); + SdrObjListIter aIterator(pPage, SdrIterMode::Flat); + + while (aIterator.IsMore()) + { + SdrObject* pObject = aIterator.Next(); + SdrUnoObj* pUnoObect = dynamic_cast<SdrUnoObj*>(pObject); + if (pUnoObect) + { + tools::Rectangle aControlRect = pUnoObect->GetLogicRect(); + tools::Rectangle aObjectRectHMM + = o3tl::convert(aControlRect, eControlUnitLength, o3tl::Length::mm100); + + // Check if we intersect with the tile rectangle and we + // need to draw the control. + if (aObjectRectHMM.Overlaps(aTileRectHMM)) + { + drawUnoControl(pDrawView, pUnoObect, rMainWindow, rDevice, aTileRectHMM, + double(scaleX), double(scaleY)); + } + } + } + + rDevice.Pop(); + } +}; + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |