a7724966ab
They are practically always useless, often misleading or obsolete. Change-Id: I2d32182a31349c9fb3b982498fd22d93e84c0c0c
206 lines
6.9 KiB
C++
206 lines
6.9 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 <ctype.h>
|
|
#include <canvas/debug.hxx>
|
|
#include <canvas/verbosetrace.hxx>
|
|
#include <tools/diagnose_ex.h>
|
|
|
|
#include <rtl/math.hxx>
|
|
|
|
#include <canvas/canvastools.hxx>
|
|
|
|
#include <basegfx/matrix/b2dhommatrix.hxx>
|
|
#include <basegfx/point/b2dpoint.hxx>
|
|
#include <basegfx/tools/canvastools.hxx>
|
|
#include <basegfx/numeric/ftools.hxx>
|
|
#include <basegfx/polygon/b2dpolypolygontools.hxx>
|
|
#include <basegfx/polygon/b2dpolygontools.hxx>
|
|
#include <basegfx/polygon/b2dpolygontriangulator.hxx>
|
|
#include <basegfx/polygon/b2dpolygoncutandtouch.hxx>
|
|
|
|
#include "dx_canvascustomsprite.hxx"
|
|
#include "dx_spritehelper.hxx"
|
|
#include "dx_impltools.hxx"
|
|
|
|
#include <memory>
|
|
|
|
using namespace ::com::sun::star;
|
|
|
|
namespace dxcanvas
|
|
{
|
|
SpriteHelper::SpriteHelper() :
|
|
mpSpriteCanvas(),
|
|
mpBitmap(),
|
|
mbTextureDirty( true ),
|
|
mbShowSpriteBounds( false )
|
|
{
|
|
}
|
|
|
|
void SpriteHelper::init( const geometry::RealSize2D& rSpriteSize,
|
|
const SpriteCanvasRef& rSpriteCanvas,
|
|
const IDXRenderModuleSharedPtr& rRenderModule,
|
|
const DXSurfaceBitmapSharedPtr rBitmap,
|
|
bool bShowSpriteBounds )
|
|
{
|
|
ENSURE_OR_THROW( rSpriteCanvas.get() &&
|
|
rRenderModule &&
|
|
rBitmap,
|
|
"SpriteHelper::init(): Invalid device, sprite canvas or surface" );
|
|
|
|
mpSpriteCanvas = rSpriteCanvas;
|
|
mpBitmap = rBitmap;
|
|
mbTextureDirty = true;
|
|
mbShowSpriteBounds = bShowSpriteBounds;
|
|
|
|
// also init base class
|
|
CanvasCustomSpriteHelper::init( rSpriteSize,
|
|
rSpriteCanvas.get() );
|
|
}
|
|
|
|
void SpriteHelper::disposing()
|
|
{
|
|
mpBitmap.reset();
|
|
mpSpriteCanvas.clear();
|
|
|
|
// forward to parent
|
|
CanvasCustomSpriteHelper::disposing();
|
|
}
|
|
|
|
::basegfx::B2DPolyPolygon SpriteHelper::polyPolygonFromXPolyPolygon2D( uno::Reference< rendering::XPolyPolygon2D >& xPoly ) const
|
|
{
|
|
return tools::polyPolygonFromXPolyPolygon2D( xPoly );
|
|
}
|
|
|
|
bool SpriteHelper::needRedraw() const
|
|
{
|
|
if( !mpBitmap ||
|
|
!mpSpriteCanvas.get() )
|
|
{
|
|
return false; // we're disposed, no redraw necessary
|
|
}
|
|
|
|
if( !isActive() ||
|
|
::basegfx::fTools::equalZero( getAlpha() ) )
|
|
{
|
|
return false; // sprite is invisible
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
void SpriteHelper::redraw( bool& io_bSurfaceDirty ) const
|
|
{
|
|
if( !mpBitmap ||
|
|
!mpSpriteCanvas.get() )
|
|
{
|
|
return; // we're disposed
|
|
}
|
|
|
|
const ::basegfx::B2DPoint& rPos( getPosPixel() );
|
|
const double fAlpha( getAlpha() );
|
|
|
|
if( isActive() &&
|
|
!::basegfx::fTools::equalZero( fAlpha ) )
|
|
{
|
|
|
|
// TODO(Q2): For the time being, Device does not take a target
|
|
// surface, but always unconditionally renders to the
|
|
// background buffer.
|
|
|
|
// log output pos in device pixel
|
|
VERBOSE_TRACE( "SpriteHelper::redraw(): output pos is (%f, %f)",
|
|
rPos.getX(),
|
|
rPos.getY() );
|
|
|
|
const double fAlpha( getAlpha() );
|
|
const ::basegfx::B2DVector& rSize( getSizePixel() );
|
|
const ::basegfx::B2DHomMatrix& rTransform( getTransformation() );
|
|
const uno::Reference< rendering::XPolyPolygon2D >& xClip( getClip() );
|
|
|
|
mbTextureDirty = false;
|
|
io_bSurfaceDirty = false; // state taken, and processed.
|
|
|
|
::basegfx::B2DPolyPolygon aClipPath; // empty for no clip
|
|
bool bIsClipRectangular( false ); // false, if no
|
|
// clip, or clip
|
|
// is complex
|
|
|
|
// setup and apply clip (if any)
|
|
// =================================
|
|
|
|
if( xClip.is() )
|
|
{
|
|
aClipPath = tools::polyPolygonFromXPolyPolygon2D( xClip );
|
|
|
|
const sal_Int32 nNumClipPolygons( aClipPath.count() );
|
|
if( nNumClipPolygons )
|
|
{
|
|
// TODO(P2): hold rectangle attribute directly
|
|
// at the XPolyPolygon2D
|
|
|
|
// check whether the clip is rectangular
|
|
if( nNumClipPolygons == 1 )
|
|
if( ::basegfx::tools::isRectangle( aClipPath.getB2DPolygon( 0 ) ) )
|
|
bIsClipRectangular = true;
|
|
}
|
|
}
|
|
|
|
const ::basegfx::B2DRectangle aSourceRect( 0.0,
|
|
0.0,
|
|
rSize.getX(),
|
|
rSize.getY() );
|
|
|
|
// draw simple rectangular area if no clip is set.
|
|
if( !aClipPath.count() )
|
|
{
|
|
mpBitmap->draw(fAlpha,rPos,rTransform);
|
|
}
|
|
else if( bIsClipRectangular )
|
|
{
|
|
// apply a simple rect clip
|
|
// ========================
|
|
|
|
::basegfx::B2DRectangle aClipBounds(
|
|
::basegfx::tools::getRange( aClipPath ) );
|
|
aClipBounds.intersect( aSourceRect );
|
|
|
|
mpBitmap->draw(fAlpha,rPos,aClipBounds,rTransform);
|
|
}
|
|
else
|
|
{
|
|
// apply clip the hard way
|
|
// =======================
|
|
|
|
mpBitmap->draw(fAlpha,rPos,aClipPath,rTransform);
|
|
}
|
|
|
|
if( mbShowSpriteBounds )
|
|
{
|
|
if( aClipPath.count() )
|
|
{
|
|
// TODO(F2): Re-enable debug output
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|