| -rw-r--r-- | libopie/libopie.pro | 4 | ||||
| -rw-r--r-- | libopie/ocolorbutton.cpp | 118 | ||||
| -rw-r--r-- | libopie/ocolorbutton.h | 59 |
3 files changed, 179 insertions, 2 deletions
diff --git a/libopie/libopie.pro b/libopie/libopie.pro index 4b176d0..6a1f1b3 100644 --- a/libopie/libopie.pro +++ b/libopie/libopie.pro @@ -11,3 +11,3 @@ HEADERS = ofontmenu.h ofileselector.h \ otabbar.h otabinfo.h \ - ofontselector.h + ofontselector.h ocolorbutton.h SOURCES = ofontmenu.cc ofileselector.cc \ @@ -20,3 +20,3 @@ SOURCES = ofontmenu.cc ofileselector.cc \ otabwidget.cpp otabbar.cpp \ - ofontselector.cpp + ofontselector.cpp ocolorbutton.cpp TARGET = opie diff --git a/libopie/ocolorbutton.cpp b/libopie/ocolorbutton.cpp new file mode 100644 index 0000000..96e5612 --- a/dev/null +++ b/libopie/ocolorbutton.cpp @@ -0,0 +1,118 @@ +/* + =. This file is part of the OPIE Project + .=l. Copyright (c) 2002 Robert Griebl <sandman@handhelds.org> + .>+-= + _;:, .> :=|. This library is free software; you can +.> <`_, > . <= redistribute it and/or modify it under +:`=1 )Y*s>-.-- : the terms of the GNU Library General Public +.="- .-=="i, .._ License as published by the Free Software + - . .-<_> .<> Foundation; either version 2 of the License, + ._= =} : or (at your option) any later version. + .%`+i> _;_. + .i_,=:_. -<s. This library is distributed in the hope that + + . -:. = it will be useful, but WITHOUT ANY WARRANTY; + : .. .:, . . . without even the implied warranty of + =_ + =;=|` MERCHANTABILITY or FITNESS FOR A + _.=:. : :=>`: PARTICULAR PURPOSE. See the GNU +..}^=.= = ; Library General Public License for more +++= -. .` .: details. + : = ...= . :.=- + -. .:....=;==+<; You should have received a copy of the GNU + -_. . . )=. = Library General Public License along with + -- :-=` this library; see the file COPYING.LIB. + If not, write to the Free Software Foundation, + Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. + +*/ + +#include <opie/colorpopupmenu.h> +#include <opie/ocolorbutton.h> +#include <qcolor.h> +#include <qpixmap.h> +#include <qimage.h> + +#include <qpe/resource.h> + +class OColorButtonPrivate { +public: + QPopupMenu *m_menu; + QColor m_color; +}; + +OColorButton::OColorButton ( QWidget *parent, const char *name ) + : QPushButton ( parent, name ) +{ + d = new OColorButtonPrivate; + + d-> m_menu = new ColorPopupMenu ( black, 0, 0 ); + setPopup ( d-> m_menu ); +// setPopupDelay ( 0 ); + connect ( d-> m_menu, SIGNAL( colorSelected ( const QColor & )), this, SLOT( updateColor ( const QColor & ))); + + updateColor ( black ); + setMinimumSize ( sizeHint ( ) + QSize ( 8, 0 )); +} + +OColorButton::~OColorButton ( ) +{ + delete d; +} + +QColor OColorButton::color ( ) const +{ + return d-> m_color; +} + +void OColorButton::setColor ( const QColor &c ) +{ + updateColor ( c ); +} + +void OColorButton::updateColor ( const QColor &c ) +{ + d-> m_color = c; + + QImage img ( 16, 16, 32 ); + img. fill ( 0 ); + + int r, g, b; + c. rgb ( &r, &g, &b ); + + int w = img. width ( ); + int h = img. height ( ); + + int dx = w * 20 / 100; // 15% + int dy = h * 20 / 100; + + for ( int y = 0; y < h; y++ ) { + for ( int x = 0; x < w; x++ ) { + double alpha = 1.0; + + if ( x < dx ) + alpha *= ( double ( x + 1 ) / dx ); + else if ( x >= w - dx ) + alpha *= ( double ( w - x ) / dx ); + if ( y < dy ) + alpha *= ( double ( y + 1 ) / dy ); + else if ( y >= h - dy ) + alpha *= ( double ( h - y ) / dy ); + + int a = int ( alpha * 255.0 ); + if ( a < 0 ) + a = 0; + if ( a > 255 ) + a = 255; + + img. setPixel ( x, y, qRgba ( r, g, b, a )); + } + } + img. setAlphaBuffer ( true ); + + QPixmap pix; + pix. convertFromImage ( img ); + setPixmap ( pix ); + + emit colorSelected ( c ); +} + diff --git a/libopie/ocolorbutton.h b/libopie/ocolorbutton.h new file mode 100644 index 0000000..ec04833 --- a/dev/null +++ b/libopie/ocolorbutton.h @@ -0,0 +1,59 @@ +/* + =. This file is part of the OPIE Project + .=l. Copyright (c) 2002 Robert Griebl <sandman@handhelds.org> + .>+-= + _;:, .> :=|. This library is free software; you can +.> <`_, > . <= redistribute it and/or modify it under +:`=1 )Y*s>-.-- : the terms of the GNU Library General Public +.="- .-=="i, .._ License as published by the Free Software + - . .-<_> .<> Foundation; either version 2 of the License, + ._= =} : or (at your option) any later version. + .%`+i> _;_. + .i_,=:_. -<s. This library is distributed in the hope that + + . -:. = it will be useful, but WITHOUT ANY WARRANTY; + : .. .:, . . . without even the implied warranty of + =_ + =;=|` MERCHANTABILITY or FITNESS FOR A + _.=:. : :=>`: PARTICULAR PURPOSE. See the GNU +..}^=.= = ; Library General Public License for more +++= -. .` .: details. + : = ...= . :.=- + -. .:....=;==+<; You should have received a copy of the GNU + -_. . . )=. = Library General Public License along with + -- :-=` this library; see the file COPYING.LIB. + If not, write to the Free Software Foundation, + Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. + +*/ + +#ifndef __OPIE_OCOLORBUTTON_H__ +#define __OPIE_OCOLORBUTTON_H__ + +#include <qpushbutton.h> + +class OColorButtonPrivate; +class QColor; + +class OColorButton : public QPushButton { + Q_OBJECT +public: + OColorButton ( QWidget *parent = 0, const char *name = 0 ); + virtual ~OColorButton ( ); + + QColor color ( ) const; + +signals: + void colorSelected ( const QColor & ); + +public slots: + virtual void setColor ( const QColor & ); + +protected slots: + virtual void updateColor ( const QColor & ); + +private: + OColorButtonPrivate *d; +}; + +#endif + |