776a1b9b6b
Change-Id: I0a9b238c0ba551b330bee7b89eb6cd48fad1b265 Reviewed-on: https://gerrit.libreoffice.org/c/core/+/121488 Tested-by: Jenkins Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>
352 lines
12 KiB
C++
352 lines
12 KiB
C++
/* -*- 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/.
|
|
*
|
|
* This file incorporates work covered by the following license notice:
|
|
*
|
|
* Licensed to the Apache Software Foundation (ASF) under one or more
|
|
* contributor license agreements. See the NOTICE file distributed
|
|
* with this work for additional information regarding copyright
|
|
* ownership. The ASF licenses this file to you under the Apache
|
|
* License, Version 2.0 (the "License"); you may not use this file
|
|
* except in compliance with the License. You may obtain a copy of
|
|
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
|
|
*/
|
|
|
|
#include "PresenterSlidePreview.hxx"
|
|
#include "PresenterCanvasHelper.hxx"
|
|
#include "PresenterGeometryHelper.hxx"
|
|
#include "PresenterPaintManager.hxx"
|
|
#include "PresenterBitmapContainer.hxx"
|
|
#include <com/sun/star/awt/XWindowPeer.hpp>
|
|
#include <com/sun/star/rendering/CompositeOperation.hpp>
|
|
|
|
using namespace ::com::sun::star;
|
|
using namespace ::com::sun::star::uno;
|
|
using namespace ::com::sun::star::drawing::framework;
|
|
|
|
namespace
|
|
{
|
|
// Use a super sample factor greater than 1 to achieve a poor mans
|
|
// antialiasing effect for slide previews.
|
|
const sal_Int16 gnSuperSampleFactor = 2;
|
|
}
|
|
|
|
namespace sdext::presenter {
|
|
|
|
//===== PresenterSlidePreview =================================================
|
|
|
|
PresenterSlidePreview::PresenterSlidePreview (
|
|
const Reference<XComponentContext>& rxContext,
|
|
const Reference<XResourceId>& rxViewId,
|
|
const Reference<XPane>& rxAnchorPane,
|
|
const ::rtl::Reference<PresenterController>& rpPresenterController)
|
|
: PresenterSlidePreviewInterfaceBase(m_aMutex),
|
|
mpPresenterController(rpPresenterController),
|
|
mxViewId(rxViewId),
|
|
mnSlideAspectRatio(28.0 / 21.0)
|
|
{
|
|
if ( ! rxContext.is()
|
|
|| ! rxViewId.is()
|
|
|| ! rxAnchorPane.is()
|
|
|| ! rpPresenterController.is())
|
|
{
|
|
throw RuntimeException(
|
|
"PresenterSlidePreview can not be constructed due to empty argument",
|
|
static_cast<XWeak*>(this));
|
|
}
|
|
|
|
mxWindow = rxAnchorPane->getWindow();
|
|
mxCanvas = rxAnchorPane->getCanvas();
|
|
|
|
if (mxWindow.is())
|
|
{
|
|
mxWindow->addWindowListener(this);
|
|
mxWindow->addPaintListener(this);
|
|
|
|
Reference<awt::XWindowPeer> xPeer (mxWindow, UNO_QUERY);
|
|
if (xPeer.is())
|
|
xPeer->setBackground(util::Color(0xff000000));
|
|
|
|
mxWindow->setVisible(true);
|
|
}
|
|
|
|
if (mpPresenterController)
|
|
mnSlideAspectRatio = mpPresenterController->GetSlideAspectRatio();
|
|
|
|
Reference<lang::XMultiComponentFactory> xFactory = rxContext->getServiceManager();
|
|
if (xFactory.is())
|
|
mxPreviewRenderer.set(
|
|
xFactory->createInstanceWithContext(
|
|
"com.sun.star.drawing.SlideRenderer",
|
|
rxContext),
|
|
UNO_QUERY);
|
|
mpBitmaps = std::make_shared<PresenterBitmapContainer>(
|
|
"PresenterScreenSettings/ScrollBar/Bitmaps",
|
|
std::shared_ptr<PresenterBitmapContainer>(),
|
|
rxContext,
|
|
mxCanvas);
|
|
Resize();
|
|
}
|
|
|
|
PresenterSlidePreview::~PresenterSlidePreview()
|
|
{
|
|
}
|
|
|
|
void SAL_CALL PresenterSlidePreview::disposing()
|
|
{
|
|
if (mxWindow.is())
|
|
{
|
|
mxWindow->removeWindowListener(this);
|
|
mxWindow->removePaintListener(this);
|
|
mxWindow = nullptr;
|
|
mxCanvas = nullptr;
|
|
}
|
|
|
|
Reference<lang::XComponent> xComponent (mxPreviewRenderer, UNO_QUERY);
|
|
if (xComponent.is())
|
|
xComponent->dispose();
|
|
}
|
|
|
|
//----- XResourceId -----------------------------------------------------------
|
|
|
|
Reference<XResourceId> SAL_CALL PresenterSlidePreview::getResourceId()
|
|
{
|
|
return mxViewId;
|
|
}
|
|
|
|
sal_Bool SAL_CALL PresenterSlidePreview::isAnchorOnly()
|
|
{
|
|
return false;
|
|
}
|
|
|
|
//----- XWindowListener -------------------------------------------------------
|
|
|
|
void SAL_CALL PresenterSlidePreview::windowResized (const awt::WindowEvent&)
|
|
{
|
|
ThrowIfDisposed();
|
|
::osl::MutexGuard aGuard (::osl::Mutex::getGlobalMutex());
|
|
Resize();
|
|
}
|
|
|
|
void SAL_CALL PresenterSlidePreview::windowMoved (const awt::WindowEvent&) {}
|
|
|
|
void SAL_CALL PresenterSlidePreview::windowShown (const lang::EventObject&)
|
|
{
|
|
ThrowIfDisposed();
|
|
::osl::MutexGuard aGuard (::osl::Mutex::getGlobalMutex());
|
|
Resize();
|
|
}
|
|
|
|
void SAL_CALL PresenterSlidePreview::windowHidden (const lang::EventObject&) {}
|
|
|
|
//----- XPaintListener --------------------------------------------------------
|
|
|
|
void SAL_CALL PresenterSlidePreview::windowPaint (const awt::PaintEvent& rEvent)
|
|
{
|
|
ThrowIfDisposed();
|
|
|
|
::osl::MutexGuard aGuard (::osl::Mutex::getGlobalMutex());
|
|
if (mxWindow.is())
|
|
Paint(awt::Rectangle(
|
|
rEvent.UpdateRect.X,
|
|
rEvent.UpdateRect.Y,
|
|
rEvent.UpdateRect.Width,
|
|
rEvent.UpdateRect.Height));
|
|
}
|
|
|
|
//----- lang::XEventListener --------------------------------------------------
|
|
|
|
void SAL_CALL PresenterSlidePreview::disposing (const lang::EventObject& rEvent)
|
|
{
|
|
if (rEvent.Source == mxWindow)
|
|
{
|
|
mxWindow = nullptr;
|
|
mxCanvas = nullptr;
|
|
mxPreview = nullptr;
|
|
}
|
|
}
|
|
|
|
//----- XDrawView -------------------------------------------------------------
|
|
|
|
void SAL_CALL PresenterSlidePreview::setCurrentPage (const Reference<drawing::XDrawPage>& rxSlide)
|
|
{
|
|
ThrowIfDisposed();
|
|
::osl::MutexGuard aGuard (::osl::Mutex::getGlobalMutex());
|
|
SetSlide(rxSlide);
|
|
}
|
|
|
|
Reference<drawing::XDrawPage> SAL_CALL PresenterSlidePreview::getCurrentPage()
|
|
{
|
|
ThrowIfDisposed();
|
|
return nullptr;
|
|
}
|
|
|
|
|
|
void PresenterSlidePreview::SetSlide (const Reference<drawing::XDrawPage>& rxPage)
|
|
{
|
|
mxCurrentSlide = rxPage;
|
|
mxPreview = nullptr;
|
|
|
|
// The preview is not transparent, therefore only this window, not its
|
|
// parent, has to be invalidated.
|
|
mpPresenterController->GetPaintManager()->Invalidate(mxWindow);
|
|
}
|
|
|
|
void PresenterSlidePreview::Paint (const awt::Rectangle& rBoundingBox)
|
|
{
|
|
if ( ! mxWindow.is())
|
|
return;
|
|
if ( ! mxCanvas.is())
|
|
return;
|
|
if ( ! mxPreviewRenderer.is())
|
|
return;
|
|
|
|
// Make sure that a preview in the correct size exists.
|
|
awt::Rectangle aWindowBox (mxWindow->getPosSize());
|
|
|
|
bool bCustomAnimation = false;
|
|
bool bTransition = false;
|
|
if( mxCurrentSlide.is() )
|
|
{
|
|
bCustomAnimation = PresenterController::HasCustomAnimation(mxCurrentSlide);
|
|
bTransition = PresenterController::HasTransition(mxCurrentSlide);
|
|
}
|
|
|
|
if ( ! mxPreview.is() && mxCurrentSlide.is())
|
|
{
|
|
// Create a new preview bitmap.
|
|
mxPreview = mxPreviewRenderer->createPreviewForCanvas(
|
|
mxCurrentSlide,
|
|
awt::Size(aWindowBox.Width, aWindowBox.Height),
|
|
gnSuperSampleFactor,
|
|
mxCanvas);
|
|
}
|
|
|
|
// Determine the bounding box of the preview.
|
|
awt::Rectangle aPreviewBox;
|
|
if (mxPreview.is())
|
|
{
|
|
const geometry::IntegerSize2D aPreviewSize (mxPreview->getSize());
|
|
aPreviewBox = awt::Rectangle(
|
|
(aWindowBox.Width - aPreviewSize.Width)/2,
|
|
(aWindowBox.Height - aPreviewSize.Height)/2,
|
|
aPreviewSize.Width,
|
|
aPreviewSize.Height);
|
|
}
|
|
else
|
|
{
|
|
if (mnSlideAspectRatio > 0)
|
|
{
|
|
const awt::Size aPreviewSize (mxPreviewRenderer->calculatePreviewSize(
|
|
mnSlideAspectRatio,awt::Size(aWindowBox.Width, aWindowBox.Height)));
|
|
aPreviewBox = awt::Rectangle(
|
|
(aWindowBox.Width - aPreviewSize.Width)/2,
|
|
(aWindowBox.Height - aPreviewSize.Height)/2,
|
|
aPreviewSize.Width,
|
|
aPreviewSize.Height);
|
|
}
|
|
}
|
|
|
|
// Paint the background.
|
|
mpPresenterController->GetCanvasHelper()->Paint(
|
|
mpPresenterController->GetViewBackground(mxViewId->getResourceURL()),
|
|
mxCanvas,
|
|
rBoundingBox,
|
|
awt::Rectangle(0,0,aWindowBox.Width,aWindowBox.Height),
|
|
aPreviewBox);
|
|
|
|
// Paint the preview.
|
|
const rendering::ViewState aViewState(
|
|
geometry::AffineMatrix2D(1,0,0, 0,1,0),
|
|
nullptr);
|
|
|
|
Sequence<double> aBackgroundColor(4);
|
|
rendering::RenderState aRenderState (
|
|
geometry::AffineMatrix2D(1, 0, aPreviewBox.X, 0, 1, aPreviewBox.Y),
|
|
nullptr,
|
|
aBackgroundColor,
|
|
rendering::CompositeOperation::SOURCE);
|
|
PresenterCanvasHelper::SetDeviceColor(aRenderState, 0x00000000);
|
|
if (mxPreview.is())
|
|
{
|
|
mxCanvas->drawBitmap(mxPreview, aViewState, aRenderState);
|
|
if( bTransition )
|
|
{
|
|
const awt::Rectangle aTransitionPreviewBox(5, aWindowBox.Height-20, 0, 0);
|
|
SharedBitmapDescriptor aTransitionDescriptor = mpBitmaps->GetBitmap("Transition");
|
|
Reference<rendering::XBitmap> xTransitionIcon (aTransitionDescriptor->GetNormalBitmap());
|
|
rendering::RenderState aTransitionRenderState (
|
|
geometry::AffineMatrix2D(1, 0, aTransitionPreviewBox.X, 0, 1, aTransitionPreviewBox.Y),
|
|
nullptr,
|
|
aBackgroundColor,
|
|
rendering::CompositeOperation::SOURCE);
|
|
mxCanvas->drawBitmap(xTransitionIcon, aViewState, aTransitionRenderState);
|
|
}
|
|
if( bCustomAnimation )
|
|
{
|
|
const awt::Rectangle aAnimationPreviewBox(5, aWindowBox.Height-40, 0, 0);
|
|
SharedBitmapDescriptor aAnimationDescriptor = mpBitmaps->GetBitmap("Animation");
|
|
Reference<rendering::XBitmap> xAnimationIcon (aAnimationDescriptor->GetNormalBitmap());
|
|
rendering::RenderState aAnimationRenderState (
|
|
geometry::AffineMatrix2D(1, 0, aAnimationPreviewBox.X, 0, 1, aAnimationPreviewBox.Y),
|
|
nullptr,
|
|
aBackgroundColor,
|
|
rendering::CompositeOperation::SOURCE);
|
|
mxCanvas->drawBitmap(xAnimationIcon, aViewState, aAnimationRenderState);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (mnSlideAspectRatio > 0)
|
|
{
|
|
Reference<rendering::XPolyPolygon2D> xPolygon (
|
|
PresenterGeometryHelper::CreatePolygon(aPreviewBox, mxCanvas->getDevice()));
|
|
if (xPolygon.is())
|
|
mxCanvas->fillPolyPolygon(xPolygon, aViewState, aRenderState);
|
|
}
|
|
}
|
|
|
|
Reference<rendering::XSpriteCanvas> xSpriteCanvas (mxCanvas, UNO_QUERY);
|
|
if (xSpriteCanvas.is())
|
|
xSpriteCanvas->updateScreen(false);
|
|
}
|
|
|
|
void PresenterSlidePreview::Resize()
|
|
{
|
|
if (mxPreviewRenderer.is() && mxPreview.is())
|
|
{
|
|
const awt::Rectangle aWindowBox (mxWindow->getPosSize());
|
|
const awt::Size aNewPreviewSize (mxPreviewRenderer->calculatePreviewSize(
|
|
mnSlideAspectRatio,
|
|
awt::Size(aWindowBox.Width, aWindowBox.Height)));
|
|
const geometry::IntegerSize2D aPreviewSize (mxPreview->getSize());
|
|
if (aNewPreviewSize.Width==aPreviewSize.Width
|
|
&& aNewPreviewSize.Height==aPreviewSize.Height)
|
|
{
|
|
// The size of the window may have changed but the preview would
|
|
// be painted in the same size (but not necessarily at the same
|
|
// position.)
|
|
return;
|
|
}
|
|
}
|
|
SetSlide(mxCurrentSlide);
|
|
}
|
|
|
|
void PresenterSlidePreview::ThrowIfDisposed()
|
|
{
|
|
if (PresenterSlidePreviewInterfaceBase::rBHelper.bDisposed || PresenterSlidePreviewInterfaceBase::rBHelper.bInDispose)
|
|
{
|
|
throw lang::DisposedException (
|
|
"PresenterSlidePreview object has already been disposed",
|
|
static_cast<uno::XWeak*>(this));
|
|
}
|
|
}
|
|
|
|
} // end of namespace ::sdext::presenter
|
|
|
|
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|