158 lines
3.4 KiB
C++
158 lines
3.4 KiB
C++
/*
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* Copyright (C) 2014 Jared Boone, ShareBrained Technology, Inc.
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* Copyright (C) 2017 Furrtek
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*
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* This file is part of PortaPack.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* This program 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street,
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* Boston, MA 02110-1301, USA.
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*/
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#include "ui_tabview.hpp"
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#include "portapack.hpp"
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using namespace portapack;
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namespace ui {
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Tab::Tab() {
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set_focusable(true);
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};
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void Tab::set(
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uint32_t index,
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Dim width,
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std::string text,
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Color text_color
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) {
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set_parent_rect({ (Coord)(index * width), 0, width, 24 });
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text_ = text.substr(0, (width - 8) / 8);
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text_color_ = text_color;
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index_ = index;
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}
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void Tab::paint(Painter& painter) {
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const auto rect = screen_rect();
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const Color color = highlighted() ? Color::black() : Color::grey();
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painter.fill_rectangle({ rect.left(), rect.top(), rect.width() - 8, rect.height() }, color);
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if (!highlighted())
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painter.draw_hline({ rect.left(), rect.top() }, rect.width() - 9, Color::light_grey());
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painter.draw_bitmap(
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{ rect.right() - 8, rect.top() },
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bitmap_tab_edge,
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color,
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Color::dark_grey()
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);
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auto text_point = rect.center() - Point(4, 0) - Point(text_.size() * 8 / 2, 16 / 2);
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painter.draw_string(
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text_point,
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{ ui::font::fixed_8x16, color, text_color_ },
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text_
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);
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if (has_focus())
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painter.draw_hline(text_point + Point(0, 16), text_.size() * 8, Color::white());
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}
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bool Tab::on_key(const KeyEvent key) {
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if( key == KeyEvent::Select ) {
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static_cast<TabView*>(parent())->set_selected(index_);
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return true;
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}
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return false;
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}
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bool Tab::on_touch(const TouchEvent event) {
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switch(event.type) {
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case TouchEvent::Type::Start:
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focus();
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set_dirty();
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return true;
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case TouchEvent::Type::End:
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static_cast<TabView*>(parent())->set_selected(index_);
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return true;
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default:
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return false;
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}
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}
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void TabView::set_selected(uint32_t index) {
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Tab * tab;
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if (index >= n_tabs)
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return;
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// Hide previous view
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views[current_tab]->hidden(true);
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tab = &tabs[current_tab];
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tab->set_highlighted(false);
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tab->set_focusable(true);
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tab->set_dirty();
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// Show new view
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views[index]->hidden(false);
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tab = &tabs[index];
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current_tab = index;
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tab->set_highlighted(true);
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tab->set_focusable(false);
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tab->set_dirty();
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}
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void TabView::on_show() {
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set_selected(current_tab);
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}
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void TabView::focus() {
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views[current_tab]->focus();
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}
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TabView::TabView(std::initializer_list<TabDef> tab_definitions) {
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size_t i = 0;
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n_tabs = tab_definitions.size();
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if (n_tabs > MAX_TABS)
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n_tabs = MAX_TABS;
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size_t tab_width = 240 / n_tabs;
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set_parent_rect({ 0, 0, 30 * 8, 3 * 8 });
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for (auto &tab_definition : tab_definitions) {
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tabs[i].set(i, tab_width, tab_definition.text, tab_definition.color);
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views[i] = tab_definition.view;
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add_child(&tabs[i]);
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i++;
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if (i == MAX_TABS) break;
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}
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}
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TabView::~TabView() {
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}
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} /* namespace ui */
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