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89 lines
3.2 KiB
89 lines
3.2 KiB
14 years ago
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/*
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* Copyright (c) 2004 Cyrille Berger <cberger@cberger.net>
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* 2004 Sven Langkamp <longamp@reallygood.de>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#ifndef _KIS_AUTOGRADIENT_RESOURCE_H_
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#define _KIS_AUTOGRADIENT_RESOURCE_H_
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#include "kis_gradient.h"
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class KisAutogradientResource : public KisGradient
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{
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public:
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KisAutogradientResource() : KisGradient("") {}
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public:
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void createSegment( int interpolation, int colorInterpolation, double startOffset, double endOffset, double middleOffset, TQColor left, TQColor right );
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const TQValueVector<double> getHandlePositions() const;
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const TQValueVector<double> getMiddleHandlePositions() const;
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/**
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* Moves the StartOffset of the specified segment to the specified value
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* and corrects the endoffset of the previous segment.
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* If the segment is the first Segment the startoffset will be set to 0.0 .
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* The offset will maximally be moved till the middle of the current or the previous
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* segment
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*/
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void moveSegmentStartOffset( KisGradientSegment* segment, double t);
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/**
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* Moves the endoffset of the specified segment to the specified value
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* and corrects the startoffset of the following segment.
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* If the segment is the last segment the endoffset will be set to 1.0 .
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* The offset will maximally be moved till the middle of the current or the following
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* segment
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*/
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void moveSegmentEndOffset( KisGradientSegment* segment, double t);
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/**
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* Moves the Middle of the specified segment to the specified value
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* The offset will maximally be moved till the endoffset or startoffset of the segment
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*/
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void moveSegmentMiddleOffset( KisGradientSegment* segment, double t);
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void splitSegment( KisGradientSegment* segment );
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void duplicateSegment( KisGradientSegment* segment );
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void mirrorSegment( KisGradientSegment* segment );
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/**
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* Removes the specific segment from the gradient.
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* @return The segment which will be at the place of the old segment.
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* 0 if the segment is not in the gradient or it is not possible to remove the segment.
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*/
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KisGradientSegment* removeSegment( KisGradientSegment* segment );
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/**
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* Checks if it's possible to remove an segment(at least two segments in the gradient)
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* @return true if it's possible to remove an segment
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*/
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bool removeSegmentPossible() const;
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/**
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* Recreates the preview of the gradient
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*/
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void updatePreview();
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public:
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virtual bool load() { return false; };
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};
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#endif // _KIS_AUTOGRADIENT_RESOURCE_H_
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