xref: /aoo42x/main/svx/source/sdr/overlay/overlayrectangle.cxx (revision 1cd65da9)

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

#include <svx/sdr/overlay/overlayrectangle.hxx>
#include <vcl/outdev.hxx>
#include <basegfx/matrix/b2dhommatrix.hxx>
#include <basegfx/polygon/b2dpolygontools.hxx>
#include <basegfx/polygon/b2dpolygon.hxx>
#include <basegfx/numeric/ftools.hxx>
#include <svx/sdr/overlay/overlaytools.hxx>
#include <svx/sdr/overlay/overlaymanager.hxx>
#include <vcl/svapp.hxx>

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

namespace sdr
{
	namespace overlay
	{
		drawinglayer::primitive2d::Primitive2DSequence OverlayRectangle::createOverlayObjectPrimitive2DSequence()
		{
            const basegfx::B2DRange aHatchRange(getBasePosition(), getSecondPosition());
            basegfx::BColor aColor(getBaseColor().getBColor());
            static double fChange(0.1); // just small optical change, do not make it annoying

            if(mbOverlayState)
            {
                aColor += basegfx::B3DTuple(fChange, fChange, fChange);
                aColor.clamp();
            }
            else
            {
                aColor -= basegfx::B3DTuple(fChange, fChange, fChange);
                aColor.clamp();
            }

            const drawinglayer::primitive2d::Primitive2DReference aReference(
                new drawinglayer::primitive2d::OverlayRectanglePrimitive(
                    aHatchRange,
                    aColor,
                    getTransparence(),
                    getDiscreteGrow(),
                    getDiscreteShrink(),
                    getRotation()));

            return drawinglayer::primitive2d::Primitive2DSequence(&aReference, 1);
		}

        OverlayRectangle::OverlayRectangle(
            const basegfx::B2DPoint& rBasePosition,
            const basegfx::B2DPoint& rSecondPosition,
            const Color& rHatchColor,
            double fTransparence,
            double fDiscreteGrow,
            double fDiscreteShrink,
            double fRotation,
            sal_uInt32 nBlinkTime,
            bool bAnimate)
		:	OverlayObjectWithBasePosition(rBasePosition, rHatchColor),
            maSecondPosition(rSecondPosition),
            mfTransparence(fTransparence),
            mfDiscreteGrow(fDiscreteGrow),
            mfDiscreteShrink(fDiscreteShrink),
            mfRotation(fRotation),
            mnBlinkTime(nBlinkTime),
            mbOverlayState(false)
		{
            if(Application::GetSettings().GetStyleSettings().GetHighContrastMode())
            {
                // no animation in high contrast mode
                bAnimate = false;
            }

            // set AllowsAnimation flag to mark this object as animation capable
            mbAllowsAnimation = bAnimate;

            // #i53216# check blink time value range
            mnBlinkTime = impCheckBlinkTimeValueRange(mnBlinkTime);
		}

		void OverlayRectangle::setSecondPosition(const basegfx::B2DPoint& rNew)
		{
			if(rNew != maSecondPosition)
			{
				// remember new value
				maSecondPosition = rNew;

				// register change (after change)
				objectChange();
			}
		}

        void OverlayRectangle::setBlinkTime(sal_uInt32 nNew)
		{
			if(mnBlinkTime != nNew)
			{
				// remember new value
				mnBlinkTime = nNew;

				// #i53216# check blink time value range
				mnBlinkTime = impCheckBlinkTimeValueRange(mnBlinkTime);

				// register change (after change)
				objectChange();
			}
		}

		void OverlayRectangle::Trigger(sal_uInt32 nTime)
		{
			if(getOverlayManager())
			{
				// #i53216# produce event after nTime + x
				SetTime(nTime + mnBlinkTime);

				// switch state
				if(mbOverlayState)
				{
					mbOverlayState = false;
				}
				else
				{
					mbOverlayState = true;
				}

				// re-insert me as event
				getOverlayManager()->InsertEvent(this);

                // register change (after change)
				objectChange();
			}
		}
	} // end of namespace overlay
} // end of namespace sdr

//////////////////////////////////////////////////////////////////////////////
// eof