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author | toma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da> | 2009-11-25 17:56:58 +0000 |
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committer | toma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da> | 2009-11-25 17:56:58 +0000 |
commit | 47d455dd55be855e4cc691c32f687f723d9247ee (patch) | |
tree | 52e236aaa2576bdb3840ebede26619692fed6d7d /kolourpaint/tools/kptoolcolorpicker.cpp | |
download | tdegraphics-47d455dd55be855e4cc691c32f687f723d9247ee.tar.gz tdegraphics-47d455dd55be855e4cc691c32f687f723d9247ee.zip |
Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.
BUG:215923
git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdegraphics@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
Diffstat (limited to 'kolourpaint/tools/kptoolcolorpicker.cpp')
-rw-r--r-- | kolourpaint/tools/kptoolcolorpicker.cpp | 197 |
1 files changed, 197 insertions, 0 deletions
diff --git a/kolourpaint/tools/kptoolcolorpicker.cpp b/kolourpaint/tools/kptoolcolorpicker.cpp new file mode 100644 index 00000000..1050b1cf --- /dev/null +++ b/kolourpaint/tools/kptoolcolorpicker.cpp @@ -0,0 +1,197 @@ + +/* + Copyright (c) 2003,2004,2005 Clarence Dang <dang@kde.org> + All rights reserved. + + Redistribution and use in source and binary forms, with or without + modification, are permitted provided that the following conditions + are met: + + 1. Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + 2. Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in the + documentation and/or other materials provided with the distribution. + + THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR + IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +*/ + + +#define DEBUG_KP_TOOL_COLOR_PICKER 0 + + +#include <kptoolcolorpicker.h> + +#include <qimage.h> +#include <qpixmap.h> +#include <qpoint.h> + +#include <kdebug.h> +#include <klocale.h> + +#include <kpcolortoolbar.h> +#include <kpcommandhistory.h> +#include <kpdefs.h> +#include <kpdocument.h> +#include <kpmainwindow.h> +#include <kppixmapfx.h> + + +/* + * kpToolColorPicker + */ + +kpToolColorPicker::kpToolColorPicker (kpMainWindow *mainWindow) + : kpTool (i18n ("Color Picker"), i18n ("Lets you select a color from the image"), + Qt::Key_C, + mainWindow, "tool_color_picker") +{ +} + +kpToolColorPicker::~kpToolColorPicker () +{ +} + +kpColor kpToolColorPicker::colorAtPixel (const QPoint &p) +{ +#if DEBUG_KP_TOOL_COLOR_PICKER && 0 + kdDebug () << "kpToolColorPicker::colorAtPixel" << p << endl; +#endif + + return kpPixmapFX::getColorAtPixel (*document ()->pixmap (), p); +} + + +QString kpToolColorPicker::haventBegunDrawUserMessage () const +{ + return i18n ("Click to select a color."); +} + +void kpToolColorPicker::begin () +{ + setUserMessage (haventBegunDrawUserMessage ()); +} + +// virtual +void kpToolColorPicker::beginDraw () +{ + m_oldColor = color (m_mouseButton); + + setUserMessage (cancelUserMessage ()); +} + +// virtual +void kpToolColorPicker::draw (const QPoint &thisPoint, const QPoint &, const QRect &) +{ + const kpColor color = colorAtPixel (thisPoint); + + if (color.isValid ()) + { + mainWindow ()->colorToolBar ()->setColor (m_mouseButton, color); + setUserShapePoints (thisPoint); + } + else + { + mainWindow ()->colorToolBar ()->setColor (m_mouseButton, m_oldColor); + setUserShapePoints (); + } +} + +// virtual +void kpToolColorPicker::cancelShape () +{ + mainWindow ()->colorToolBar ()->setColor (m_mouseButton, m_oldColor); + + setUserMessage (i18n ("Let go of all the mouse buttons.")); +} + +void kpToolColorPicker::releasedAllButtons () +{ + setUserMessage (haventBegunDrawUserMessage ()); + +} + +// virtual +void kpToolColorPicker::endDraw (const QPoint &thisPoint, const QRect &) +{ + const kpColor color = colorAtPixel (thisPoint); + + if (color.isValid ()) + { + kpToolColorPickerCommand *cmd = new kpToolColorPickerCommand ( + m_mouseButton, + color, m_oldColor, + mainWindow ()); + + mainWindow ()->commandHistory ()->addCommand (cmd, false /* no exec */); + setUserMessage (haventBegunDrawUserMessage ()); + } + else + { + cancelShape (); + } +} + +/* + * kpToolColorPickerCommand + */ + +kpToolColorPickerCommand::kpToolColorPickerCommand (int mouseButton, + const kpColor &newColor, + const kpColor &oldColor, + kpMainWindow *mainWindow) + : kpCommand (mainWindow), + m_mouseButton (mouseButton), + m_newColor (newColor), + m_oldColor (oldColor) +{ +} + +kpToolColorPickerCommand::~kpToolColorPickerCommand () +{ +} + + +// public virtual [base kpCommand] +QString kpToolColorPickerCommand::name () const +{ + return i18n ("Color Picker"); +} + + +// public virtual [base kpCommand] +int kpToolColorPickerCommand::size () const +{ + return 0; +} + + +// public virtual [base kpCommand] +void kpToolColorPickerCommand::execute () +{ + colorToolBar ()->setColor (m_mouseButton, m_newColor); +} + +// public virtual [base kpCommand] +void kpToolColorPickerCommand::unexecute () +{ + colorToolBar ()->setColor (m_mouseButton, m_oldColor); +} + + +// private +kpColorToolBar *kpToolColorPickerCommand::colorToolBar () const +{ + return m_mainWindow ? m_mainWindow->colorToolBar () : 0; +} + +#include <kptoolcolorpicker.moc> |