forked from openkylin/kolourpaint
72 lines
2.3 KiB
C
72 lines
2.3 KiB
C
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/*
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Copyright (c) 2003-2007 Clarence Dang <dang@kde.org>
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions
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are met:
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1. Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef KP_TOOL_COLOR_PICKER_H
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#define KP_TOOL_COLOR_PICKER_H
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#include "imagelib/kpColor.h"
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#include "tools/kpTool.h"
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class QPoint;
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class QRect;
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class kpToolColorPicker : public kpTool
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{
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Q_OBJECT
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public:
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kpToolColorPicker (kpToolEnvironment *environ, QObject *parent);
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~kpToolColorPicker () override;
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// generally the user goes to pick a color but wants to return to using
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// his/her previous drawing tool
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bool returnToPreviousToolAfterEndDraw () const override { return true; }
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private:
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kpColor colorAtPixel (const QPoint &p);
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QString haventBegunDrawUserMessage () const;
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public:
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void begin () override;
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void beginDraw () override;
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void draw (const QPoint &thisPoint, const QPoint &, const QRect &) override;
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void cancelShape () override;
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void releasedAllButtons () override;
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void endDraw (const QPoint &thisPoint, const QRect &) override;
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private:
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kpColor m_oldColor;
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};
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#endif // KP_TOOL_COLOR_PICKER_H
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