office-gobmx/sdext/source/presenter/PresenterNotesView.cxx
Luboš Luňák 1946794ae0 mass removal of rtl:: prefixes for O(U)String*
Modules sal, salhelper, cppu, cppuhelper, codemaker (selectively) and odk
have kept them, in order not to break external API (the automatic using declaration
is LO-internal).

Change-Id: I588fc9e0c45b914f824f91c0376980621d730f09
2013-04-07 14:23:11 +02:00

720 lines
23 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 "vcl/svapp.hxx"
#include "PresenterNotesView.hxx"
#include "PresenterButton.hxx"
#include "PresenterCanvasHelper.hxx"
#include "PresenterGeometryHelper.hxx"
#include "PresenterPaintManager.hxx"
#include "PresenterScrollBar.hxx"
#include "PresenterTextView.hxx"
#include <com/sun/star/accessibility/AccessibleTextType.hpp>
#include <com/sun/star/awt/Key.hpp>
#include <com/sun/star/awt/KeyModifier.hpp>
#include <com/sun/star/awt/PosSize.hpp>
#include <com/sun/star/beans/XPropertySet.hpp>
#include <com/sun/star/drawing/framework/XControllerManager.hpp>
#include <com/sun/star/drawing/framework/XConfigurationController.hpp>
#include <com/sun/star/drawing/framework/XPane.hpp>
#include <com/sun/star/lang/XServiceName.hpp>
#include <com/sun/star/presentation/XPresentationPage.hpp>
#include <com/sun/star/rendering/CompositeOperation.hpp>
#include <com/sun/star/rendering/XSpriteCanvas.hpp>
#include <com/sun/star/text/XTextRange.hpp>
#include <com/sun/star/util/XChangesBatch.hpp>
#include <com/sun/star/container/XChild.hpp>
#include <boost/bind.hpp>
#include <set>
using namespace ::com::sun::star;
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::drawing::framework;
static const sal_Int32 gnSpaceBelowSeparator (10);
static const sal_Int32 gnSpaceAboveSeparator (10);
static const sal_Int32 gnPartHeight (128);
/** Maximal size of memory used for bitmaps which show the notes text.
*/
static const sal_Int32 gnMaximalCacheSize (8*1024*1024);
static const double gnLineScrollFactor (1.2);
namespace sdext { namespace presenter {
//===== PresenterNotesView ====================================================
PresenterNotesView::PresenterNotesView (
const Reference<XComponentContext>& rxComponentContext,
const Reference<XResourceId>& rxViewId,
const Reference<frame::XController>& rxController,
const ::rtl::Reference<PresenterController>& rpPresenterController)
: PresenterNotesViewInterfaceBase(m_aMutex),
mxViewId(rxViewId),
mpPresenterController(rpPresenterController),
mxCanvas(),
mxCurrentNotesPage(),
mpScrollBar(),
mxToolBarWindow(),
mxToolBarCanvas(),
mpToolBar(),
mpCloseButton(),
maSeparatorColor(0xffffff),
mnSeparatorYLocation(0),
maTextBoundingBox(),
mpBackground(),
mnTop(0),
mpFont(),
mpTextView()
{
try
{
Reference<XControllerManager> xCM (rxController, UNO_QUERY_THROW);
Reference<XConfigurationController> xCC (xCM->getConfigurationController(), UNO_QUERY_THROW);
Reference<XPane> xPane (xCC->getResource(rxViewId->getAnchor()), UNO_QUERY_THROW);
mxParentWindow = xPane->getWindow();
mxCanvas = xPane->getCanvas();
mpTextView.reset(new PresenterTextView(
rxComponentContext,
mxCanvas,
mpPresenterController->GetPaintManager()->GetInvalidator(mxParentWindow)));
const OUString sResourceURL (mxViewId->getResourceURL());
mpFont.reset(new PresenterTheme::FontDescriptor(
rpPresenterController->GetViewFont(sResourceURL)));
maSeparatorColor = mpFont->mnColor;
mpTextView->SetFont(mpFont);
CreateToolBar(rxComponentContext, rpPresenterController);
mpCloseButton = PresenterButton::Create(
rxComponentContext,
mpPresenterController,
mpPresenterController->GetTheme(),
mxParentWindow,
mxCanvas,
"NotesViewCloser");
if (mxParentWindow.is())
{
mxParentWindow->addWindowListener(this);
mxParentWindow->addPaintListener(this);
mxParentWindow->addKeyListener(this);
mxParentWindow->setVisible(sal_True);
}
mpScrollBar = new PresenterVerticalScrollBar(
rxComponentContext,
mxParentWindow,
mpPresenterController->GetPaintManager(),
::boost::bind(&PresenterNotesView::SetTop, this, _1));
mpScrollBar->SetBackground(
mpPresenterController->GetViewBackground(mxViewId->getResourceURL()));
mpScrollBar->SetCanvas(mxCanvas);
Layout();
}
catch (RuntimeException&)
{
PresenterNotesView::disposing();
throw;
}
}
PresenterNotesView::~PresenterNotesView (void)
{
}
void SAL_CALL PresenterNotesView::disposing (void)
{
if (mxParentWindow.is())
{
mxParentWindow->removeWindowListener(this);
mxParentWindow->removePaintListener(this);
mxParentWindow->removeKeyListener(this);
mxParentWindow = NULL;
}
// Dispose tool bar.
{
Reference<XComponent> xComponent (static_cast<XWeak*>(mpToolBar.get()), UNO_QUERY);
mpToolBar = NULL;
if (xComponent.is())
xComponent->dispose();
}
{
Reference<XComponent> xComponent (mxToolBarCanvas, UNO_QUERY);
mxToolBarCanvas = NULL;
if (xComponent.is())
xComponent->dispose();
}
{
Reference<XComponent> xComponent (mxToolBarWindow, UNO_QUERY);
mxToolBarWindow = NULL;
if (xComponent.is())
xComponent->dispose();
}
// Dispose close button
{
Reference<XComponent> xComponent (static_cast<XWeak*>(mpCloseButton.get()), UNO_QUERY);
mpCloseButton = NULL;
if (xComponent.is())
xComponent->dispose();
}
// Create the tool bar.
mpScrollBar = NULL;
mxViewId = NULL;
}
void PresenterNotesView::CreateToolBar (
const css::uno::Reference<css::uno::XComponentContext>& rxContext,
const ::rtl::Reference<PresenterController>& rpPresenterController)
{
if (rpPresenterController.get() == NULL)
return;
Reference<drawing::XPresenterHelper> xPresenterHelper (
rpPresenterController->GetPresenterHelper());
if ( ! xPresenterHelper.is())
return;
// Create a new window as container of the tool bar.
mxToolBarWindow = xPresenterHelper->createWindow(
mxParentWindow,
sal_False,
sal_True,
sal_False,
sal_False);
mxToolBarCanvas = xPresenterHelper->createSharedCanvas (
Reference<rendering::XSpriteCanvas>(mxCanvas, UNO_QUERY),
mxParentWindow,
mxCanvas,
mxParentWindow,
mxToolBarWindow);
// Create the tool bar.
mpToolBar = new PresenterToolBar(
rxContext,
mxToolBarWindow,
mxToolBarCanvas,
rpPresenterController,
PresenterToolBar::Left);
mpToolBar->Initialize(
"PresenterScreenSettings/ToolBars/NotesToolBar");
}
void PresenterNotesView::SetSlide (const Reference<drawing::XDrawPage>& rxNotesPage)
{
static const OUString sNotesShapeName (
"com.sun.star.presentation.NotesShape");
static const OUString sTextShapeName (
"com.sun.star.drawing.TextShape");
Reference<container::XIndexAccess> xIndexAccess (rxNotesPage, UNO_QUERY);
if (xIndexAccess.is())
{
OUString sText;
// Iterate over all shapes and find the one that holds the text.
sal_Int32 nCount (xIndexAccess->getCount());
for (sal_Int32 nIndex=0; nIndex<nCount; ++nIndex)
{
Reference<lang::XServiceName> xServiceName (
xIndexAccess->getByIndex(nIndex), UNO_QUERY);
if (xServiceName.is()
&& xServiceName->getServiceName().equals(sNotesShapeName))
{
Reference<text::XTextRange> xText (xServiceName, UNO_QUERY);
if (xText.is())
{
sText += xText->getString();
}
}
else
{
Reference<drawing::XShapeDescriptor> xShapeDescriptor (
xIndexAccess->getByIndex(nIndex), UNO_QUERY);
if (xShapeDescriptor.is())
{
OUString sType (xShapeDescriptor->getShapeType());
if (sType.equals(sNotesShapeName) || sType.equals(sTextShapeName))
{
Reference<text::XTextRange> xText (
xIndexAccess->getByIndex(nIndex), UNO_QUERY);
if (xText.is())
{
sText += xText->getString();
mpTextView->SetText(Reference<text::XText>(xText, UNO_QUERY));
}
}
}
}
}
Layout();
if (mpScrollBar.get() != NULL)
{
mpScrollBar->SetThumbPosition(0, false);
UpdateScrollBar();
}
Invalidate();
}
}
//----- lang::XEventListener -------------------------------------------------
void SAL_CALL PresenterNotesView::disposing (const lang::EventObject& rEventObject)
throw (RuntimeException)
{
if (rEventObject.Source == mxParentWindow)
mxParentWindow = NULL;
}
//----- XWindowListener -------------------------------------------------------
void SAL_CALL PresenterNotesView::windowResized (const awt::WindowEvent& rEvent)
throw (RuntimeException)
{
(void)rEvent;
Layout();
}
void SAL_CALL PresenterNotesView::windowMoved (const awt::WindowEvent& rEvent)
throw (RuntimeException)
{
(void)rEvent;
}
void SAL_CALL PresenterNotesView::windowShown (const lang::EventObject& rEvent)
throw (RuntimeException)
{
(void)rEvent;
}
void SAL_CALL PresenterNotesView::windowHidden (const lang::EventObject& rEvent)
throw (RuntimeException)
{
(void)rEvent;
}
//----- XPaintListener --------------------------------------------------------
void SAL_CALL PresenterNotesView::windowPaint (const awt::PaintEvent& rEvent)
throw (RuntimeException)
{
ThrowIfDisposed();
if ( ! mbIsPresenterViewActive)
return;
::osl::MutexGuard aSolarGuard (::osl::Mutex::getGlobalMutex());
Paint(rEvent.UpdateRect);
}
//----- XResourceId -----------------------------------------------------------
Reference<XResourceId> SAL_CALL PresenterNotesView::getResourceId (void)
throw (RuntimeException)
{
return mxViewId;
}
sal_Bool SAL_CALL PresenterNotesView::isAnchorOnly (void)
throw (RuntimeException)
{
return false;
}
//----- XDrawView -------------------------------------------------------------
void SAL_CALL PresenterNotesView::setCurrentPage (const Reference<drawing::XDrawPage>& rxSlide)
throw (RuntimeException)
{
// Get the associated notes page.
mxCurrentNotesPage = NULL;
try
{
Reference<presentation::XPresentationPage> xPresentationPage(rxSlide, UNO_QUERY);
if (xPresentationPage.is())
mxCurrentNotesPage = xPresentationPage->getNotesPage();
}
catch (RuntimeException&)
{
}
SetSlide(mxCurrentNotesPage);
}
Reference<drawing::XDrawPage> SAL_CALL PresenterNotesView::getCurrentPage (void)
throw (RuntimeException)
{
return NULL;
}
//----- XKeyListener ----------------------------------------------------------
void SAL_CALL PresenterNotesView::keyPressed (const awt::KeyEvent& rEvent)
throw (RuntimeException)
{
switch (rEvent.KeyCode)
{
case awt::Key::A:
Scroll(-gnLineScrollFactor * mpFont->mnSize);
break;
case awt::Key::Y:
case awt::Key::Z:
Scroll(+gnLineScrollFactor * mpFont->mnSize);
break;
case awt::Key::S:
ChangeFontSize(-1);
break;
case awt::Key::G:
ChangeFontSize(+1);
break;
case awt::Key::H:
if (mpTextView)
mpTextView->MoveCaret(
-1,
(rEvent.Modifiers == awt::KeyModifier::SHIFT)
? cssa::AccessibleTextType::CHARACTER
: cssa::AccessibleTextType::WORD);
break;
case awt::Key::L:
if (mpTextView)
mpTextView->MoveCaret(
+1,
(rEvent.Modifiers == awt::KeyModifier::SHIFT)
? cssa::AccessibleTextType::CHARACTER
: cssa::AccessibleTextType::WORD);
break;
}
}
void SAL_CALL PresenterNotesView::keyReleased (const awt::KeyEvent& rEvent)
throw (RuntimeException)
{
(void)rEvent;
}
//-----------------------------------------------------------------------------
void PresenterNotesView::Layout (void)
{
if ( ! mxParentWindow.is())
return;
awt::Rectangle aWindowBox (mxParentWindow->getPosSize());
geometry::RealRectangle2D aNewTextBoundingBox (0,0,aWindowBox.Width, aWindowBox.Height);
// Size the tool bar and the horizontal separator above it.
if (mxToolBarWindow.is())
{
const geometry::RealSize2D aToolBarSize (mpToolBar->GetMinimalSize());
const sal_Int32 nToolBarHeight = sal_Int32(aToolBarSize.Height + 0.5);
mxToolBarWindow->setPosSize(0, aWindowBox.Height - nToolBarHeight,
sal_Int32(aToolBarSize.Width + 0.5), nToolBarHeight,
awt::PosSize::POSSIZE);
aNewTextBoundingBox.Y2 -= nToolBarHeight;
mnSeparatorYLocation = aWindowBox.Height - nToolBarHeight - gnSpaceBelowSeparator;
aNewTextBoundingBox.Y2 = mnSeparatorYLocation - gnSpaceAboveSeparator;
// Place the close button.
if (mpCloseButton.get() != NULL)
mpCloseButton->SetCenter(geometry::RealPoint2D(
(aWindowBox.Width + aToolBarSize.Width) / 2,
aWindowBox.Height - aToolBarSize.Height/2));
}
// Check whether the vertical scroll bar is necessary.
if (mpScrollBar.get() != NULL)
{
bool bShowVerticalScrollbar (false);
try
{
const double nTextBoxHeight (aNewTextBoundingBox.Y2 - aNewTextBoundingBox.Y1);
const double nHeight (mpTextView->GetTotalTextHeight());
if (nHeight > nTextBoxHeight)
{
bShowVerticalScrollbar = true;
if(!Application::GetSettings().GetLayoutRTL())
aNewTextBoundingBox.X2 -= mpScrollBar->GetSize();
else
aNewTextBoundingBox.X1 += mpScrollBar->GetSize();
}
mpScrollBar->SetTotalSize(nHeight);
}
catch(beans::UnknownPropertyException&)
{
OSL_ASSERT(false);
}
if(Application::GetSettings().GetLayoutRTL())
{
mpScrollBar->SetVisible(bShowVerticalScrollbar);
mpScrollBar->SetPosSize(
geometry::RealRectangle2D(
aNewTextBoundingBox.X1 - mpScrollBar->GetSize(),
aNewTextBoundingBox.Y1,
aNewTextBoundingBox.X1,
aNewTextBoundingBox.Y2));
if( ! bShowVerticalScrollbar)
mpScrollBar->SetThumbPosition(0, false);
UpdateScrollBar();
}
else
{
mpScrollBar->SetVisible(bShowVerticalScrollbar);
mpScrollBar->SetPosSize(
geometry::RealRectangle2D(
aWindowBox.Width - mpScrollBar->GetSize(),
aNewTextBoundingBox.Y1,
aNewTextBoundingBox.X2 + mpScrollBar->GetSize(),
aNewTextBoundingBox.Y2));
if( ! bShowVerticalScrollbar)
mpScrollBar->SetThumbPosition(0, false);
UpdateScrollBar();
}
}
// Has the text area has changed it position or size?
if (aNewTextBoundingBox.X1 != maTextBoundingBox.X1
|| aNewTextBoundingBox.Y1 != maTextBoundingBox.Y1
|| aNewTextBoundingBox.X2 != maTextBoundingBox.X2
|| aNewTextBoundingBox.Y2 != maTextBoundingBox.Y2)
{
maTextBoundingBox = aNewTextBoundingBox;
mpTextView->SetLocation(
geometry::RealPoint2D(
aNewTextBoundingBox.X1,
aNewTextBoundingBox.Y1));
mpTextView->SetSize(
geometry::RealSize2D(
aNewTextBoundingBox.X2 - aNewTextBoundingBox.X1,
aNewTextBoundingBox.Y2 - aNewTextBoundingBox.Y1));
}
}
void PresenterNotesView::Paint (const awt::Rectangle& rUpdateBox)
{
if ( ! mxParentWindow.is())
return;
if ( ! mxCanvas.is())
return;
if (mpBackground.get() == NULL)
mpBackground = mpPresenterController->GetViewBackground(mxViewId->getResourceURL());
if (rUpdateBox.Y < maTextBoundingBox.Y2
&& rUpdateBox.X < maTextBoundingBox.X2)
{
PaintText(rUpdateBox);
}
mpTextView->Paint(rUpdateBox);
if (rUpdateBox.Y + rUpdateBox.Height > maTextBoundingBox.Y2)
{
PaintToolBar(rUpdateBox);
}
}
void PresenterNotesView::PaintToolBar (const awt::Rectangle& rUpdateBox)
{
awt::Rectangle aWindowBox (mxParentWindow->getPosSize());
rendering::ViewState aViewState (
geometry::AffineMatrix2D(1,0,0, 0,1,0),
NULL);
rendering::RenderState aRenderState(
geometry::AffineMatrix2D(1,0,0, 0,1,0),
NULL,
Sequence<double>(4),
rendering::CompositeOperation::SOURCE);
if (mpBackground.get() != NULL)
{
// Paint the background.
mpPresenterController->GetCanvasHelper()->Paint(
mpBackground,
mxCanvas,
rUpdateBox,
awt::Rectangle(0,sal_Int32(maTextBoundingBox.Y2),aWindowBox.Width,aWindowBox.Height),
awt::Rectangle());
}
// Paint the horizontal separator.
OSL_ASSERT(mxViewId.is());
PresenterCanvasHelper::SetDeviceColor(aRenderState, maSeparatorColor);
mxCanvas->drawLine(
geometry::RealPoint2D(0,mnSeparatorYLocation),
geometry::RealPoint2D(aWindowBox.Width,mnSeparatorYLocation),
aViewState,
aRenderState);
}
void PresenterNotesView::PaintText (const awt::Rectangle& rUpdateBox)
{
const awt::Rectangle aBox (PresenterGeometryHelper::Intersection(rUpdateBox,
PresenterGeometryHelper::ConvertRectangle(maTextBoundingBox)));
if (aBox.Width <= 0 || aBox.Height <= 0)
return;
rendering::ViewState aViewState (
geometry::AffineMatrix2D(1,0,0, 0,1,0),
PresenterGeometryHelper::CreatePolygon(aBox, mxCanvas->getDevice()));
rendering::RenderState aRenderState(
geometry::AffineMatrix2D(1,0,0, 0,1,0),
NULL,
Sequence<double>(3),
rendering::CompositeOperation::SOURCE);
if (mpBackground.get() != NULL)
{
// Paint the background.
mpPresenterController->GetCanvasHelper()->Paint(
mpBackground,
mxCanvas,
rUpdateBox,
aBox,
awt::Rectangle());
}
Reference<rendering::XSpriteCanvas> xSpriteCanvas (mxCanvas, UNO_QUERY);
if (xSpriteCanvas.is())
xSpriteCanvas->updateScreen(sal_False);
}
void PresenterNotesView::Invalidate (void)
{
mpPresenterController->GetPaintManager()->Invalidate(
mxParentWindow,
PresenterGeometryHelper::ConvertRectangle(maTextBoundingBox));
}
void PresenterNotesView::Scroll (const double rnDistance)
{
try
{
mnTop += rnDistance;
mpTextView->SetOffset(0, mnTop);
UpdateScrollBar();
Invalidate();
}
catch (beans::UnknownPropertyException&)
{}
}
void PresenterNotesView::SetTop (const double nTop)
{
try
{
mnTop = nTop;
mpTextView->SetOffset(0, mnTop);
UpdateScrollBar();
Invalidate();
}
catch (beans::UnknownPropertyException&)
{}
}
void PresenterNotesView::ChangeFontSize (const sal_Int32 nSizeChange)
{
const sal_Int32 nNewSize (mpFont->mnSize + nSizeChange);
if (nNewSize > 5)
{
mpFont->mnSize = nNewSize;
mpFont->mxFont = NULL;
mpTextView->SetFont(mpFont);
Layout();
UpdateScrollBar();
Invalidate();
// Write the new font size to the configuration to make it persistent.
try
{
const OUString sStyleName (mpPresenterController->GetTheme()->GetStyleName(
mxViewId->getResourceURL()));
::boost::shared_ptr<PresenterConfigurationAccess> pConfiguration (
mpPresenterController->GetTheme()->GetNodeForViewStyle(
sStyleName));
if (pConfiguration.get()==NULL || ! pConfiguration->IsValid())
return;
pConfiguration->GoToChild(OUString("Font"));
pConfiguration->SetProperty("Size", Any((sal_Int32)(nNewSize+0.5)));
pConfiguration->CommitChanges();
}
catch (Exception&)
{
OSL_ASSERT(false);
}
}
}
::boost::shared_ptr<PresenterTextView> PresenterNotesView::GetTextView (void) const
{
return mpTextView;
}
void PresenterNotesView::UpdateScrollBar (void)
{
if (mpScrollBar.get() != NULL)
{
try
{
mpScrollBar->SetTotalSize(mpTextView->GetTotalTextHeight());
}
catch(beans::UnknownPropertyException&)
{
OSL_ASSERT(false);
}
mpScrollBar->SetLineHeight(mpFont->mnSize*1.2);
mpScrollBar->SetThumbPosition(mnTop, false);
mpScrollBar->SetThumbSize(maTextBoundingBox.Y2 - maTextBoundingBox.Y1);
mpScrollBar->CheckValues();
}
}
void PresenterNotesView::ThrowIfDisposed (void)
throw (::com::sun::star::lang::DisposedException)
{
if (rBHelper.bDisposed || rBHelper.bInDispose)
{
throw lang::DisposedException (
"PresenterNotesView object has already been disposed",
static_cast<uno::XWeak*>(this));
}
}
} } // end of namespace ::sdext::presenter
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */