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/* -*- 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 <sfx2/lokcharthelper.hxx>
#include <comphelper/lok.hxx>
#include <LibreOfficeKit/LibreOfficeKitEnums.h>
#include <sfx2/ipclient.hxx>
#include <sfx2/lokhelper.hxx>
#include <toolkit/helper/vclunohelper.hxx>
#include <tools/fract.hxx>
#include <tools/mapunit.hxx>
#include <vcl/virdev.hxx>
#include <com/sun/star/embed/XEmbeddedObject.hpp>
#include <com/sun/star/frame/XDispatch.hpp>
#include <com/sun/star/chart2/XChartDocument.hpp>
#define TWIPS_PER_PIXEL 15
using namespace com::sun::star;
namespace {
Point lcl_TwipsToHMM( const Point& rPoint )
{
return Point(convertTwipToMm100(rPoint.getX()), convertTwipToMm100(rPoint.getY()));
}
Size lcl_TwipsToHMM( const Size& rSize )
{
return Size(convertTwipToMm100(rSize.getWidth()), convertTwipToMm100(rSize.getHeight()));
}
} // end anonymous ns
css::uno::Reference<css::frame::XController>& LokChartHelper::GetXController()
{
if(!mxController.is() && mpViewShell)
{
SfxInPlaceClient* pIPClient = mpViewShell->GetIPClient();
if (pIPClient)
{
const css::uno::Reference< ::css::embed::XEmbeddedObject >& xEmbObj = pIPClient->GetObject();
if( xEmbObj.is() )
{
::css::uno::Reference< ::css::chart2::XChartDocument > xChart( xEmbObj->getComponent(), uno::UNO_QUERY );
if( xChart.is() )
{
::css::uno::Reference< ::css::frame::XController > xChartController = xChart->getCurrentController();
if( xChartController.is() )
{
mxController = xChartController;
}
}
}
}
}
return mxController;
}
css::uno::Reference<css::frame::XDispatch>& LokChartHelper::GetXDispatcher()
{
if( !mxDispatcher.is() )
{
::css::uno::Reference< ::css::frame::XController >& xChartController = GetXController();
if( xChartController.is() )
{
::css::uno::Reference< ::css::frame::XDispatch > xDispatcher( xChartController, uno::UNO_QUERY );
if( xDispatcher.is() )
{
mxDispatcher = xDispatcher;
}
}
}
return mxDispatcher;
}
vcl::Window* LokChartHelper::GetWindow()
{
if (!mpWindow)
{
::css::uno::Reference< ::css::frame::XController >& xChartController = GetXController();
if( xChartController.is() )
{
::css::uno::Reference< ::css::frame::XFrame > xFrame = xChartController->getFrame();
if (xFrame.is())
{
::css::uno::Reference< ::css::awt::XWindow > xDockerWin = xFrame->getContainerWindow();
vcl::Window* pParent = VCLUnoHelper::GetWindow( xDockerWin ).get();
if (pParent)
{
sal_uInt16 nTotChildren = pParent->GetChildCount();
while (nTotChildren--)
{
vcl::Window* pChildWin = pParent->GetChild(nTotChildren);
if (pChildWin && pChildWin->IsChart())
{
mpWindow = pChildWin;
break;
}
}
}
}
}
}
return mpWindow.get();
}
tools::Rectangle LokChartHelper::GetChartBoundingBox()
{
tools::Rectangle aBBox;
if (mpViewShell)
{
SfxInPlaceClient* pIPClient = mpViewShell->GetIPClient();
if (pIPClient)
{
vcl::Window* pRootWin = pIPClient->GetEditWin();
if (pRootWin)
{
vcl::Window* pWindow = GetWindow();
if (pWindow)
{
// In all cases, the following code fragment
// returns the chart bounding box in twips.
const MapMode& aCWMapMode = pWindow->GetMapMode();
double fXScale( aCWMapMode.GetScaleX() );
double fYScale( aCWMapMode.GetScaleY() );
Point aOffset = pWindow->GetOffsetPixelFrom(*pRootWin);
aOffset.setX( aOffset.X() * (TWIPS_PER_PIXEL / fXScale) );
aOffset.setY( aOffset.Y() * (TWIPS_PER_PIXEL / fYScale) );
Size aSize = pWindow->GetSizePixel();
aSize.setWidth( aSize.Width() * (TWIPS_PER_PIXEL / fXScale) );
aSize.setHeight( aSize.Height() * (TWIPS_PER_PIXEL / fYScale) );
aBBox = tools::Rectangle(aOffset, aSize);
}
}
}
}
return aBBox;
}
void LokChartHelper::Invalidate()
{
mpWindow = nullptr;
mxDispatcher.clear();
mxController.clear();
}
bool LokChartHelper::Hit(const Point& aPos)
{
if (mpViewShell)
{
vcl::Window* pChartWindow = GetWindow();
if (pChartWindow)
{
tools::Rectangle rChartBBox = GetChartBoundingBox();
return rChartBBox.IsInside(aPos);
}
}
return false;
}
bool LokChartHelper::HitAny(const Point& aPos)
{
SfxViewShell* pCurView = SfxViewShell::Current();
int nPartForCurView = pCurView ? pCurView->getPart() : -1;
SfxViewShell* pViewShell = SfxViewShell::GetFirst();
while (pViewShell)
{
if (pViewShell->getPart() == nPartForCurView)
{
LokChartHelper aChartHelper(pViewShell);
if (aChartHelper.Hit(aPos))
return true;
}
pViewShell = SfxViewShell::GetNext(*pViewShell);
}
return false;
}
void LokChartHelper::PaintTile(VirtualDevice& rRenderContext, const tools::Rectangle& rTileRect)
{
if (!mpViewShell)
return;
vcl::Window* pChartWindow = GetWindow();
if (!pChartWindow)
return;
tools::Rectangle aChartRect = GetChartBoundingBox();
tools::Rectangle aTestRect = rTileRect;
aTestRect.Intersection( aChartRect );
if (aTestRect.IsEmpty())
return;
Point aOffset( aChartRect.Left() - rTileRect.Left(), aChartRect.Top() - rTileRect.Top() );
Point aOffsetFromTile = lcl_TwipsToHMM(aOffset);
Size aSize = lcl_TwipsToHMM(aChartRect.GetSize());
tools::Rectangle aRectangle(Point(0,0), aSize);
bool bEnableMapMode = !pChartWindow->IsMapModeEnabled();
pChartWindow->EnableMapMode();
bool bRenderContextEnableMapMode = !rRenderContext.IsMapModeEnabled();
rRenderContext.EnableMapMode();
rRenderContext.Push(PushFlags::MAPMODE);
MapMode aCWMapMode = pChartWindow->GetMapMode();
aCWMapMode.SetScaleX(rRenderContext.GetMapMode().GetScaleX());
aCWMapMode.SetScaleY(rRenderContext.GetMapMode().GetScaleY());
aCWMapMode.SetOrigin(aOffsetFromTile);
rRenderContext.SetMapMode(aCWMapMode);
pChartWindow->Paint(rRenderContext, aRectangle);
rRenderContext.Pop();
if (bRenderContextEnableMapMode)
rRenderContext.EnableMapMode(false);
if (bEnableMapMode)
pChartWindow->EnableMapMode(false);
}
void LokChartHelper::PaintAllChartsOnTile(VirtualDevice& rDevice,
int nOutputWidth, int nOutputHeight,
int nTilePosX, int nTilePosY,
long nTileWidth, long nTileHeight)
{
if (comphelper::LibreOfficeKit::isTiledAnnotations())
return;
// Resizes the virtual device so to contain the entries context
rDevice.SetOutputSizePixel(Size(nOutputWidth, nOutputHeight));
rDevice.Push(PushFlags::MAPMODE);
MapMode aMapMode(rDevice.GetMapMode());
// Scaling. Must convert from pixels to twips. We know
// that VirtualDevices use a DPI of 96.
Fraction scaleX = Fraction(nOutputWidth, 96) * Fraction(1440) / Fraction(nTileWidth);
Fraction scaleY = Fraction(nOutputHeight, 96) * Fraction(1440) / Fraction(nTileHeight);
aMapMode.SetScaleX(scaleX);
aMapMode.SetScaleY(scaleY);
rDevice.SetMapMode(aMapMode);
SfxViewShell* pCurView = SfxViewShell::Current();
int nPartForCurView = pCurView ? pCurView->getPart() : -1;
tools::Rectangle aTileRect(Point(nTilePosX, nTilePosY), Size(nTileWidth, nTileHeight));
SfxViewShell* pViewShell = SfxViewShell::GetFirst();
while (pViewShell)
{
if (pViewShell->getPart() == nPartForCurView)
{
LokChartHelper aChartHelper(pViewShell);
aChartHelper.PaintTile(rDevice, aTileRect);
}
pViewShell = SfxViewShell::GetNext(*pViewShell);
}
rDevice.Pop();
}
bool LokChartHelper::postMouseEvent(int nType, int nX, int nY,
int nCount, int nButtons, int nModifier,
double fScaleX, double fScaleY)
{
Point aMousePos(nX, nY);
vcl::Window* pChartWindow = GetWindow();
if (pChartWindow)
{
tools::Rectangle rChartBBox = GetChartBoundingBox();
if (rChartBBox.IsInside(aMousePos))
{
int nChartWinX = nX - rChartBBox.Left();
int nChartWinY = nY - rChartBBox.Top();
// chart window expects pixels, but the conversion factor
// can depend on the client zoom
Point aPos(nChartWinX * fScaleX, nChartWinY * fScaleY);
SfxLokHelper::postMouseEventAsync(pChartWindow, nType, aPos, nCount,
MouseEventModifiers::SIMPLECLICK,
nButtons, nModifier);
return true;
}
}
return false;
}
bool LokChartHelper::setTextSelection(int nType, int nX, int nY)
{
tools::Rectangle rChartBBox = GetChartBoundingBox();
if (rChartBBox.IsInside(Point(nX, nY)))
{
css::uno::Reference<css::frame::XDispatch> xDispatcher = GetXDispatcher();
if (xDispatcher.is())
{
int nChartWinX = nX - rChartBBox.Left();
int nChartWinY = nY - rChartBBox.Top();
// no scale here the chart controller expects twips
// that are converted to hmm
util::URL aURL;
aURL.Path = "LOKSetTextSelection";
uno::Sequence< beans::PropertyValue > aArgs(3);
aArgs[0].Value <<= static_cast<sal_Int32>(nType);
aArgs[1].Value <<= static_cast<sal_Int32>(nChartWinX);
aArgs[2].Value <<= static_cast<sal_Int32>(nChartWinY);
xDispatcher->dispatch(aURL, aArgs);
}
return true;
}
return false;
}
bool LokChartHelper::setGraphicSelection(int nType, int nX, int nY,
double fScaleX, double fScaleY)
{
tools::Rectangle rChartBBox = GetChartBoundingBox();
if (rChartBBox.IsInside(Point(nX, nY)))
{
int nChartWinX = nX - rChartBBox.Left();
int nChartWinY = nY - rChartBBox.Top();
vcl::Window* pChartWindow = GetWindow();
Point aPos(nChartWinX * fScaleX, nChartWinY * fScaleY);
switch (nType)
{
case LOK_SETGRAPHICSELECTION_START:
{
MouseEvent aClickEvent(aPos, 1, MouseEventModifiers::SIMPLECLICK, MOUSE_LEFT);
pChartWindow->MouseButtonDown(aClickEvent);
MouseEvent aMoveEvent(aPos, 0, MouseEventModifiers::SIMPLEMOVE, MOUSE_LEFT);
pChartWindow->MouseMove(aMoveEvent);
}
break;
case LOK_SETGRAPHICSELECTION_END:
{
MouseEvent aMoveEvent(aPos, 0, MouseEventModifiers::SIMPLEMOVE, MOUSE_LEFT);
pChartWindow->MouseMove(aMoveEvent);
MouseEvent aClickEvent(aPos, 1, MouseEventModifiers::SIMPLECLICK, MOUSE_LEFT);
pChartWindow->MouseButtonUp(aClickEvent);
}
break;
default:
assert(false);
break;
}
return true;
}
return false;
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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