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-rw-r--r--sdext/source/presenter/PresenterCanvasHelper.cxx331
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diff --git a/sdext/source/presenter/PresenterCanvasHelper.cxx b/sdext/source/presenter/PresenterCanvasHelper.cxx
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--- a/sdext/source/presenter/PresenterCanvasHelper.cxx
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-/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
-/*************************************************************************
- *
- * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
- *
- * Copyright 2000, 2010 Oracle and/or its affiliates.
- *
- * OpenOffice.org - a multi-platform office productivity suite
- *
- * This file is part of OpenOffice.org.
- *
- * OpenOffice.org is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Lesser General Public License version 3
- * only, as published by the Free Software Foundation.
- *
- * OpenOffice.org is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU Lesser General Public License version 3 for more details
- * (a copy is included in the LICENSE file that accompanied this code).
- *
- * You should have received a copy of the GNU Lesser General Public License
- * version 3 along with OpenOffice.org. If not, see
- * <http://www.openoffice.org/license.html>
- * for a copy of the LGPLv3 License.
- *
- ************************************************************************/
-
-// MARKER(update_precomp.py): autogen include statement, do not remove
-#include "precompiled_sdext.hxx"
-
-#include "PresenterCanvasHelper.hxx"
-
-#include "PresenterController.hxx"
-#include "PresenterGeometryHelper.hxx"
-#include <com/sun/star/rendering/CompositeOperation.hpp>
-#include <com/sun/star/rendering/TextDirection.hpp>
-#include <com/sun/star/rendering/TexturingMode.hpp>
-
-using namespace ::com::sun::star;
-using namespace ::com::sun::star::uno;
-
-namespace sdext { namespace presenter {
-
-PresenterCanvasHelper::PresenterCanvasHelper (void)
- : maDefaultViewState(
- geometry::AffineMatrix2D(1,0,0, 0,1,0),
- NULL),
- maDefaultRenderState(
- geometry::AffineMatrix2D(1,0,0, 0,1,0),
- NULL,
- Sequence<double>(4),
- rendering::CompositeOperation::SOURCE)
-{
-}
-
-
-
-
-PresenterCanvasHelper::~PresenterCanvasHelper (void)
-{
-}
-
-
-
-
-void PresenterCanvasHelper::Paint (
- const SharedBitmapDescriptor& rpBitmap,
- const css::uno::Reference<css::rendering::XCanvas>& rxCanvas,
- const css::awt::Rectangle& rRepaintBox,
- const css::awt::Rectangle& rOuterBoundingBox,
- const css::awt::Rectangle& rContentBoundingBox) const
-{
- PaintRectangle(rpBitmap,rxCanvas,rRepaintBox,rOuterBoundingBox,rContentBoundingBox,
- maDefaultViewState, maDefaultRenderState);
-}
-
-
-
-
-void PresenterCanvasHelper::PaintRectangle (
- const SharedBitmapDescriptor& rpBitmap,
- const css::uno::Reference<css::rendering::XCanvas>& rxCanvas,
- const css::awt::Rectangle& rRepaintBox,
- const css::awt::Rectangle& rOuterBoundingBox,
- const css::awt::Rectangle& rContentBoundingBox,
- const css::rendering::ViewState& rDefaultViewState,
- const css::rendering::RenderState& rDefaultRenderState)
-{
- if (rpBitmap.get() == NULL)
- return;
-
- if ( ! rxCanvas.is() || ! rxCanvas->getDevice().is())
- return;
-
- // Create a clip polypolygon that has the content box as hole.
- ::std::vector<awt::Rectangle> aRectangles;
- aRectangles.reserve(2);
- aRectangles.push_back(
- PresenterGeometryHelper::Intersection(rRepaintBox, rOuterBoundingBox));
- if (rContentBoundingBox.Width > 0 && rContentBoundingBox.Height > 0)
- aRectangles.push_back(
- PresenterGeometryHelper::Intersection(rRepaintBox, rContentBoundingBox));
- Reference<rendering::XPolyPolygon2D> xPolyPolygon (
- PresenterGeometryHelper::CreatePolygon(
- aRectangles,
- rxCanvas->getDevice()));
- if ( ! xPolyPolygon.is())
- return;
- xPolyPolygon->setFillRule(rendering::FillRule_EVEN_ODD);
-
- if (rpBitmap->GetNormalBitmap().is())
- {
- if (rpBitmap->meHorizontalTexturingMode == PresenterBitmapDescriptor::Repeat
- || rpBitmap->meVerticalTexturingMode == PresenterBitmapDescriptor::Repeat)
- {
- PaintTiledBitmap(
- Reference<rendering::XBitmap>(rpBitmap->GetNormalBitmap(), UNO_QUERY),
- rxCanvas,
- rRepaintBox,
- xPolyPolygon,
- rContentBoundingBox,
- rDefaultViewState,
- rDefaultRenderState);
- }
- else
- {
- PaintBitmap(
- Reference<rendering::XBitmap>(rpBitmap->GetNormalBitmap(), UNO_QUERY),
- awt::Point(rOuterBoundingBox.X, rOuterBoundingBox.Y),
- rxCanvas,
- rRepaintBox,
- xPolyPolygon,
- rDefaultViewState,
- rDefaultRenderState);
- }
- }
- else
- {
- PaintColor(
- rpBitmap->maReplacementColor,
- rxCanvas,
- rRepaintBox,
- xPolyPolygon,
- rDefaultViewState,
- rDefaultRenderState);
- }
-}
-
-
-
-
-void PresenterCanvasHelper::PaintTiledBitmap (
- const css::uno::Reference<css::rendering::XBitmap>& rxTexture,
- const css::uno::Reference<css::rendering::XCanvas>& rxCanvas,
- const css::awt::Rectangle& rRepaintBox,
- const css::uno::Reference<css::rendering::XPolyPolygon2D>& rxPolygon,
- const css::awt::Rectangle& rHole,
- const css::rendering::ViewState& rDefaultViewState,
- const css::rendering::RenderState& rDefaultRenderState)
-{
- if ( ! rxCanvas.is() || ! rxCanvas->getDevice().is())
- return;
-
- if ( ! rxTexture.is())
- return;
-
- if ( ! rxPolygon.is())
- return;
-
- rendering::ViewState aViewState (rDefaultViewState);
- aViewState.Clip = rxPolygon;
-
- // Create a local render state at which the location of the bitmap is
- // set.
- rendering::RenderState aRenderState (rDefaultRenderState);
-
-
- // Tile the bitmap over the repaint box.
- const geometry::IntegerSize2D aBitmapSize (rxTexture->getSize());
- const sal_Int32 nLeft = (rRepaintBox.X / aBitmapSize.Width) * aBitmapSize.Width;
- const sal_Int32 nTop = (rRepaintBox.Y / aBitmapSize.Height) * aBitmapSize.Height;
- const sal_Int32 nRight = ((rRepaintBox.X + rRepaintBox.Width - 1 + aBitmapSize.Width - 1)
- / aBitmapSize.Width) * aBitmapSize.Width;
- const sal_Int32 nBottom = ((rRepaintBox.Y + rRepaintBox.Height - 1 + aBitmapSize.Height - 1)
- / aBitmapSize.Height) * aBitmapSize.Height;
-
- for (sal_Int32 nY=nTop; nY<=nBottom; nY+=aBitmapSize.Height)
- for (sal_Int32 nX=nLeft; nX<=nRight; nX+=aBitmapSize.Width)
- {
- if (PresenterGeometryHelper::IsInside(
- awt::Rectangle(nX,nY,aBitmapSize.Width,aBitmapSize.Height),
- rHole))
- {
- continue;
- }
- aRenderState.AffineTransform.m02 = nX;
- aRenderState.AffineTransform.m12 = nY;
- rxCanvas->drawBitmap(
- rxTexture,
- aViewState,
- aRenderState);
- }
-}
-
-
-
-
-void PresenterCanvasHelper::PaintBitmap (
- const css::uno::Reference<css::rendering::XBitmap>& rxBitmap,
- const awt::Point& rLocation,
- const css::uno::Reference<css::rendering::XCanvas>& rxCanvas,
- const css::awt::Rectangle& rRepaintBox,
- const css::uno::Reference<css::rendering::XPolyPolygon2D>& rxPolygon,
- const css::rendering::ViewState& rDefaultViewState,
- const css::rendering::RenderState& rDefaultRenderState)
-{
- if ( ! rxCanvas.is() || ! rxCanvas->getDevice().is())
- return;
-
- if ( ! rxBitmap.is())
- return;
-
- if ( ! rxPolygon.is())
- return;
-
- // Set the repaint box as clip rectangle at the view state.
- rendering::ViewState aViewState (rDefaultViewState);
- aViewState.Clip = PresenterGeometryHelper::CreatePolygon(rRepaintBox, rxCanvas->getDevice());
-
-
- // Setup the rendering state so that the bitmap is painted top left in
- // the polygon bounding box.
- rendering::RenderState aRenderState (rDefaultRenderState);
- aRenderState.AffineTransform = geometry::AffineMatrix2D(1,0, rLocation.X, 0,1,rLocation.Y);
- aRenderState.Clip = rxPolygon;
-
- rxCanvas->drawBitmap(
- rxBitmap,
- aViewState,
- aRenderState);
-}
-
-
-
-
-void PresenterCanvasHelper::PaintColor (
- const css::util::Color nColor,
- const css::uno::Reference<css::rendering::XCanvas>& rxCanvas,
- const css::awt::Rectangle& rRepaintBox,
- const css::uno::Reference<css::rendering::XPolyPolygon2D>& rxPolygon,
- const css::rendering::ViewState& rDefaultViewState,
- const css::rendering::RenderState& rDefaultRenderState)
-{
- if ( ! rxCanvas.is() || ! rxCanvas->getDevice().is())
- return;
-
- if ( ! rxPolygon.is())
- return;
-
- // Set the repaint box as clip rectangle at the view state.
- rendering::ViewState aViewState (rDefaultViewState);
- aViewState.Clip = PresenterGeometryHelper::CreatePolygon(rRepaintBox, rxCanvas->getDevice());
-
-
- // Setup the rendering state to use the given color.
- rendering::RenderState aRenderState (rDefaultRenderState);
- SetDeviceColor(aRenderState, nColor);
-
- rxCanvas->fillPolyPolygon(
- rxPolygon,
- aViewState,
- aRenderState);
-}
-
-
-
-
-void PresenterCanvasHelper::SetDeviceColor(
- rendering::RenderState& rRenderState,
- const util::Color aColor)
-{
- // Other component counts then 4 (RGBA) are not accepted (anymore).
-
- OSL_ASSERT(rRenderState.DeviceColor.getLength() == 4);
- if (rRenderState.DeviceColor.getLength() == 4)
- {
- rRenderState.DeviceColor[0] = ((aColor >> 16) & 0x0ff) / 255.0;
- rRenderState.DeviceColor[1] = ((aColor >> 8) & 0x0ff) / 255.0;
- rRenderState.DeviceColor[2] = ((aColor >> 0) & 0x0ff) / 255.0;
- rRenderState.DeviceColor[3] = 1.0 - ((aColor >> 24) & 0x0ff) / 255.0;
- }
-}
-
-
-
-
-css::geometry::RealRectangle2D PresenterCanvasHelper::GetTextBoundingBox (
- const css::uno::Reference<css::rendering::XCanvasFont>& rxFont,
- const ::rtl::OUString& rsText,
- const sal_Int8 nTextDirection)
-{
- if (rxFont.is() && rsText.getLength() > 0)
- {
- rendering::StringContext aContext (rsText, 0, rsText.getLength());
- Reference<rendering::XTextLayout> xLayout (
- rxFont->createTextLayout(aContext, nTextDirection, 0));
- return xLayout->queryTextBounds();
- }
- else
- {
- return geometry::RealRectangle2D(0,0,0,0);
- }
-}
-
-
-
-
-css::geometry::RealSize2D PresenterCanvasHelper::GetTextSize (
- const css::uno::Reference<css::rendering::XCanvasFont>& rxFont,
- const ::rtl::OUString& rsText,
- const sal_Int8 nTextDirection)
-{
- const geometry::RealRectangle2D aTextBBox (GetTextBoundingBox(rxFont, rsText, nTextDirection));
- return css::geometry::RealSize2D(aTextBBox.X2 - aTextBBox.X1, aTextBBox.Y2 - aTextBBox.Y1);
-}
-
-
-} } // end of namespace sdext::presenter
-
-/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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