xref: /aoo41x/main/svx/source/svdraw/svdhlpln.cxx (revision f6e50924)

/**************************************************************
 *
 * 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
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 *
 *************************************************************/



// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_svx.hxx"

#include <svx/svdhlpln.hxx>
#include <tools/color.hxx>

#include <vcl/outdev.hxx>
#include <vcl/window.hxx>
#include <tools/poly.hxx>
#include <vcl/lineinfo.hxx>

////////////////////////////////////////////////////////////////////////////////////////////////////

Pointer SdrHelpLine::GetPointer() const
{
	switch (eKind) {
		case SDRHELPLINE_VERTICAL  : return Pointer(POINTER_ESIZE);
		case SDRHELPLINE_HORIZONTAL: return Pointer(POINTER_SSIZE);
		default                    : return Pointer(POINTER_MOVE);
	} // switch
}

FASTBOOL SdrHelpLine::IsHit(const Point& rPnt, sal_uInt16 nTolLog, const OutputDevice& rOut) const
{
	Size a1Pix(rOut.PixelToLogic(Size(1,1)));
	FASTBOOL bXHit=rPnt.X()>=aPos.X()-nTolLog && rPnt.X()<=aPos.X()+nTolLog+a1Pix.Width();
	FASTBOOL bYHit=rPnt.Y()>=aPos.Y()-nTolLog && rPnt.Y()<=aPos.Y()+nTolLog+a1Pix.Height();
	switch (eKind) {
		case SDRHELPLINE_VERTICAL  : return bXHit;
		case SDRHELPLINE_HORIZONTAL: return bYHit;
		case SDRHELPLINE_POINT: {
			if (bXHit || bYHit) {
				Size aRad(rOut.PixelToLogic(Size(SDRHELPLINE_POINT_PIXELSIZE,SDRHELPLINE_POINT_PIXELSIZE)));
				return rPnt.X()>=aPos.X()-aRad.Width() && rPnt.X()<=aPos.X()+aRad.Width()+a1Pix.Width() &&
					   rPnt.Y()>=aPos.Y()-aRad.Height() && rPnt.Y()<=aPos.Y()+aRad.Height()+a1Pix.Height();
			}
		} break;
	} // switch
	return sal_False;
}

Rectangle SdrHelpLine::GetBoundRect(const OutputDevice& rOut) const
{
	Rectangle aRet(aPos,aPos);
	Point aOfs(rOut.GetMapMode().GetOrigin());
	Size aSiz(rOut.GetOutputSize());
	switch (eKind) {
		case SDRHELPLINE_VERTICAL  : aRet.Top()=-aOfs.Y(); aRet.Bottom()=-aOfs.Y()+aSiz.Height(); break;
		case SDRHELPLINE_HORIZONTAL: aRet.Left()=-aOfs.X(); aRet.Right()=-aOfs.X()+aSiz.Width();  break;
		case SDRHELPLINE_POINT     : {
			Size aRad(rOut.PixelToLogic(Size(SDRHELPLINE_POINT_PIXELSIZE,SDRHELPLINE_POINT_PIXELSIZE)));
			aRet.Left()  -=aRad.Width();
			aRet.Right() +=aRad.Width();
			aRet.Top()   -=aRad.Height();
			aRet.Bottom()+=aRad.Height();
		} break;
	} // switch
	return aRet;
}

bool SdrHelpLine::IsVisibleEqual( const SdrHelpLine& rHelpLine, const OutputDevice& rOut ) const
{
	if( eKind == rHelpLine.eKind)
	{
		Point aPt1(rOut.LogicToPixel(aPos)), aPt2(rOut.LogicToPixel(rHelpLine.aPos));
		switch( eKind )
		{
			case SDRHELPLINE_POINT:
				return aPt1 == aPt2;
			case SDRHELPLINE_VERTICAL:
				return aPt1.X() == aPt2.X();
			case SDRHELPLINE_HORIZONTAL:
				return aPt1.Y() == aPt2.Y();
		}
	}
	return false;
}

void SdrHelpLineList::Clear()
{
	sal_uInt16 nAnz=GetCount();
	for (sal_uInt16 i=0; i<nAnz; i++) {
		delete GetObject(i);
	}
	aList.Clear();
}

void SdrHelpLineList::operator=(const SdrHelpLineList& rSrcList)
{
	Clear();
	sal_uInt16 nAnz=rSrcList.GetCount();
	for (sal_uInt16 i=0; i<nAnz; i++) {
		Insert(rSrcList[i]);
	}
}

bool SdrHelpLineList::operator==(const SdrHelpLineList& rSrcList) const
{
	FASTBOOL bEqual=sal_False;
	sal_uInt16 nAnz=GetCount();
	if (nAnz==rSrcList.GetCount()) {
		bEqual=sal_True;
		for (sal_uInt16 i=0; i<nAnz && bEqual; i++) {
			if (*GetObject(i)!=*rSrcList.GetObject(i)) {
				bEqual=sal_False;
			}
		}
	}
	return bEqual;
}

sal_uInt16 SdrHelpLineList::HitTest(const Point& rPnt, sal_uInt16 nTolLog, const OutputDevice& rOut) const
{
	sal_uInt16 nAnz=GetCount();
	for (sal_uInt16 i=nAnz; i>0;) {
		i--;
		if (GetObject(i)->IsHit(rPnt,nTolLog,rOut)) return i;
	}
	return SDRHELPLINE_NOTFOUND;
}

// eof