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99 lines
3.0 KiB
99 lines
3.0 KiB
15 years ago
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/* This file is part of the KDE project
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Copyright (C) 2001, 2002, 2003 The Karbon Developers
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This library 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 GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public License
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along with this library; see the file COPYING.LIB. If not, write to
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the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef __VGRADIENTTOOL_H__
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#define __VGRADIENTTOOL_H__
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#include <kdialogbase.h>
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#include "vtool.h"
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#include "vgradient.h"
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#include "KoRect.h"
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class VGradientTabWidget;
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class VGradientTool : public VTool
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{
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Q_OBJECT
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public:
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VGradientTool( KarbonView *view );
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virtual ~VGradientTool();
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virtual void activate();
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virtual void deactivate();
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virtual void setup(KActionCollection *collection);
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virtual QString uiname() { return i18n( "Gradient Tool" ); }
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virtual QString statusText();
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virtual QString contextHelp();
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virtual bool showDialog() const;
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virtual void draw( VPainter* painter );
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protected:
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virtual void draw();
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virtual void mouseButtonRelease();
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virtual void mouseButtonPress();
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virtual void mouseDragRelease();
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virtual void mouseDrag();
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virtual void cancel();
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virtual void setCursor() const;
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virtual bool keyReleased( Qt::Key key );
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/**
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* Determines the actual gradient to be edited.
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*
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* @param gradient the found gradient
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* @return true if gradient was found, else false
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*/
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bool getGradient( VGradient &gradient );
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bool getOpacity( double &opacity );
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protected slots:
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void targetChanged();
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private:
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enum { normal, moveOrigin, moveVector, moveCenter, createNew } m_state;
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class VGradientOptionsWidget : public KDialogBase
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{
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public:
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VGradientOptionsWidget( VGradient& gradient );
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VGradientTabWidget *gradientWidget() { return m_gradientWidget; }
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private:
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VGradientTabWidget *m_gradientWidget;
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};
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VGradient m_gradient; /**< the actual gradient */
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KoPoint m_current; /**< the current position when dragging */
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KoPoint m_fixed; /**< the fixed point when only dragging one point of the gradient vector */
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VGradientOptionsWidget* m_optionsWidget; /**< the options dialog, for editing gradients */
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KoRect m_origin; /**< the handle of the gradient origin */
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KoRect m_vector; /**< the handle of the gradient vector */
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KoRect m_center; /**< the handle of the radial gradient focal point */
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int m_handleSize; /**< the handle's size */
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bool m_active; /**< holds active state of the tool, which is used for drawing of the gradient vector */
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};
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#endif
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