2 * This file is part of the PulseView project.
4 * Copyright (C) 2013 Joel Holdsworth <joel@airwebreathe.org.uk>
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
21 #include "colourbutton.h"
26 const int ColourButton::SwatchMargin = 7;
28 ColourButton::ColourButton(int rows, int cols, QWidget *parent) :
29 QPushButton("", parent),
30 _popup(rows, cols, this)
32 connect(this, SIGNAL(clicked(bool)), this, SLOT(on_clicked(bool)));
33 connect(&_popup, SIGNAL(selected(int, int)),
34 this, SLOT(on_selected(int, int)));
37 ColourPopup& ColourButton::popup()
42 const QColor& ColourButton::colour() const
47 void ColourButton::set_colour(QColor colour)
51 const unsigned int rows = _popup.well_array().numRows();
52 const unsigned int cols = _popup.well_array().numCols();
54 for (unsigned int r = 0; r < rows; r++)
55 for (unsigned int c = 0; c < cols; c++)
56 if (_popup.well_array().cellBrush(r, c).color() ==
59 _popup.well_array().setSelected(r, c);
60 _popup.well_array().setCurrent(r, c);
65 void ColourButton::set_palette(const QColor *const palette)
69 const unsigned int rows = _popup.well_array().numRows();
70 const unsigned int cols = _popup.well_array().numCols();
72 for (unsigned int r = 0; r < rows; r++)
73 for (unsigned int c = 0; c < cols; c++)
74 _popup.well_array().setCellBrush(r, c,
75 QBrush(palette[r * cols + c]));
78 void ColourButton::on_clicked(bool)
80 _popup.set_position(mapToGlobal(rect().center()), Popup::Bottom);
84 void ColourButton::on_selected(int row, int col)
86 _cur_colour = _popup.well_array().cellBrush(row, col).color();
87 selected(_cur_colour);
90 void ColourButton::paintEvent(QPaintEvent *e)
92 QPushButton::paintEvent(e);
96 const QRect r = rect().adjusted(SwatchMargin, SwatchMargin,
97 -SwatchMargin, -SwatchMargin);
98 p.setPen(QApplication::palette().color(QPalette::Dark));
99 p.setBrush(QBrush(_cur_colour));