1870 lines
38 KiB
C++
1870 lines
38 KiB
C++
/*
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* Copyright (C) 2014 Jared Boone, ShareBrained Technology, Inc.
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* Copyright (C) 2016 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_widget.hpp"
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#include "ui_painter.hpp"
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#include "portapack.hpp"
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#include <cstdint>
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#include <cstddef>
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#include <algorithm>
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#include "string_format.hpp"
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using namespace portapack;
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namespace ui {
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static bool ui_dirty = true;
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void dirty_set() {
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ui_dirty = true;
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}
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void dirty_clear() {
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ui_dirty = false;
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}
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bool is_dirty() {
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return ui_dirty;
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}
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/* Widget ****************************************************************/
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const std::vector<Widget*> Widget::no_children { };
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Point Widget::screen_pos() {
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return screen_rect().location();
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}
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Size Widget::size() const {
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return _parent_rect.size();
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}
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Rect Widget::screen_rect() const {
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return parent() ? (parent_rect() + parent()->screen_pos()) : parent_rect();
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}
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Rect Widget::parent_rect() const {
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return _parent_rect;
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}
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void Widget::set_parent_rect(const Rect new_parent_rect) {
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_parent_rect = new_parent_rect;
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set_dirty();
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}
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Widget* Widget::parent() const {
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return parent_;
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}
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void Widget::set_parent(Widget* const widget) {
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if( widget == parent_ ) {
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return;
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}
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if( parent_ && !widget ) {
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// We have a parent, but are losing it. Update visible status.
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dirty_overlapping_children_in_rect(screen_rect());
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visible(false);
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}
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parent_ = widget;
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set_dirty();
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}
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void Widget::set_dirty() {
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flags.dirty = true;
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dirty_set();
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}
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bool Widget::dirty() const {
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return flags.dirty;
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}
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void Widget::set_clean() {
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flags.dirty = false;
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}
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void Widget::hidden(bool hide) {
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if( hide != flags.hidden ) {
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flags.hidden = hide;
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// If parent is hidden, either of these is a no-op.
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if( hide ) {
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// TODO: Instead of dirtying parent entirely, dirty only children
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// that overlap with this widget.
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//parent()->dirty_overlapping_children_in_rect(parent_rect());
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/* TODO: Notify self and all non-hidden children that they're
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* now effectively hidden?
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*/
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} else {
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set_dirty();
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/* TODO: Notify self and all non-hidden children that they're
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* now effectively shown?
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*/
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}
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}
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}
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void Widget::focus() {
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context().focus_manager().set_focus_widget(this);
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}
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void Widget::on_focus() {
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//set_dirty();
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}
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void Widget::blur() {
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context().focus_manager().set_focus_widget(nullptr);
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}
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void Widget::on_blur() {
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//set_dirty();
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}
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bool Widget::focusable() const {
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return flags.focusable;
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}
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void Widget::set_focusable(const bool value) {
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flags.focusable = value;
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}
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bool Widget::has_focus() {
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return (context().focus_manager().focus_widget() == this);
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}
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bool Widget::on_key(const KeyEvent event) {
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(void)event;
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return false;
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}
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bool Widget::on_encoder(const EncoderEvent event) {
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(void)event;
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return false;
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}
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bool Widget::on_touch(const TouchEvent event) {
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(void)event;
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return false;
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}
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const std::vector<Widget*>& Widget::children() const {
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return no_children;
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}
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Context& Widget::context() const {
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return parent()->context();
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}
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void Widget::set_style(const Style* new_style) {
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if( new_style != style_ ) {
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style_ = new_style;
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set_dirty();
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}
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}
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const Style& Widget::style() const {
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return style_ ? *style_ : parent()->style();
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}
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void Widget::visible(bool v) {
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if( v != flags.visible ) {
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flags.visible = v;
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/* TODO: This on_show/on_hide implementation seems inelegant.
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* But I need *some* way to take/configure resources when
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* a widget becomes visible, and reverse the process when the
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* widget becomes invisible, whether the widget (or parent) is
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* hidden, or the widget (or parent) is removed from the tree.
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*/
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if( v ) {
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on_show();
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} else {
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on_hide();
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// Set all children invisible too.
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for(const auto child : children()) {
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child->visible(false);
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}
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}
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}
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}
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bool Widget::highlighted() const {
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return flags.highlighted;
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}
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void Widget::set_highlighted(const bool value) {
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flags.highlighted = value;
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}
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void Widget::dirty_overlapping_children_in_rect(const Rect& child_rect) {
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for(auto child : children()) {
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if( !child_rect.intersect(child->parent_rect()).is_empty() ) {
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child->set_dirty();
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}
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}
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}
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/* View ******************************************************************/
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void View::paint(Painter& painter) {
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painter.fill_rectangle(
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screen_rect(),
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style().background
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);
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}
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void View::add_child(Widget* const widget) {
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if( widget ) {
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if( widget->parent() == nullptr ) {
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widget->set_parent(this);
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children_.push_back(widget);
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}
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}
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}
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void View::add_children(const std::initializer_list<Widget*> children) {
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children_.insert(std::end(children_), children);
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for(auto child : children) {
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child->set_parent(this);
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}
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}
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void View::remove_child(Widget* const widget) {
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if( widget ) {
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children_.erase(std::remove(children_.begin(), children_.end(), widget), children_.end());
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widget->set_parent(nullptr);
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}
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}
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void View::remove_children(const std::vector<Widget*>& children) {
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for(auto child : children) {
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remove_child(child);
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}
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}
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const std::vector<Widget*>& View::children() const {
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return children_;
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}
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std::string View::title() const {
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return "";
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};
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/* OptionTabView *********************************************************/
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OptionTabView::OptionTabView(Rect parent_rect) {
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set_parent_rect(parent_rect);
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add_child(&check_enable);
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hidden(true);
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check_enable.on_select = [this](Checkbox&, bool value) {
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enabled = value;
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};
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}
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void OptionTabView::set_enabled(bool value) {
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check_enable.set_value(value);
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}
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bool OptionTabView::is_enabled() {
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return check_enable.value();
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}
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void OptionTabView::set_type(std::string type) {
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check_enable.set_text("Transmit " + type);
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}
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void OptionTabView::focus() {
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check_enable.focus();
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}
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/* Rectangle *************************************************************/
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Rectangle::Rectangle(
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Color c
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) : Widget { },
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color { c }
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{
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}
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Rectangle::Rectangle(
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Rect parent_rect,
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Color c
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) : Widget { parent_rect },
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color { c }
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{
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}
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void Rectangle::set_color(const Color c) {
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color = c;
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set_dirty();
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}
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void Rectangle::set_outline(const bool outline) {
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_outline = outline;
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set_dirty();
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}
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void Rectangle::paint(Painter& painter) {
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if (!_outline) {
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painter.fill_rectangle(
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screen_rect(),
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color
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);
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} else {
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painter.draw_rectangle(
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screen_rect(),
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color
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);
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}
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}
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/* Text ******************************************************************/
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Text::Text(
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Rect parent_rect,
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std::string text
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) : Widget { parent_rect },
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text { text }
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{
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}
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Text::Text(
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Rect parent_rect
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) : Text { parent_rect, { } }
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{
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}
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void Text::set(const std::string value) {
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text = value;
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set_dirty();
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}
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void Text::paint(Painter& painter) {
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const auto rect = screen_rect();
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const auto s = style();
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painter.fill_rectangle(rect, s.background);
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painter.draw_string(
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rect.location(),
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s,
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text
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);
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}
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/* Labels ****************************************************************/
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Labels::Labels(
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std::initializer_list<Label> labels
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) : labels_ { labels }
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{
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}
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void Labels::set_labels(std::initializer_list<Label> labels) {
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labels_ = labels;
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set_dirty();
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}
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void Labels::paint(Painter& painter) {
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for (auto &label : labels_) {
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painter.draw_string(
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label.pos + screen_pos(),
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style().font,
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label.color,
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style().background,
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label.text
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);
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}
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}
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/* LiveDateTime **********************************************************/
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void LiveDateTime::on_tick_second() {
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rtcGetTime(&RTCD1, &datetime);
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text = "";
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if(!hide_clock) {
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if(date_enabled){
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text = to_string_dec_uint(datetime.year(), 4, '0') + "-" +
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to_string_dec_uint(datetime.month(), 2, '0') + "-" +
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to_string_dec_uint(datetime.day(), 2, '0') + " ";
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}
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else{
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text = " ";
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}
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text = text + to_string_dec_uint(datetime.hour(), 2, '0') + ":" + to_string_dec_uint(datetime.minute(), 2, '0');
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if(seconds_enabled){
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text += ":";
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if(init_delay==0)
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text += to_string_dec_uint(datetime.second(), 2, '0');
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else
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{
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// Placeholder while the seconds are not updated
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text += "XX";
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init_delay--;
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}
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}
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}
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set_dirty();
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}
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LiveDateTime::LiveDateTime(
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Rect parent_rect
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) : Widget { parent_rect }
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{
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signal_token_tick_second = rtc_time::signal_tick_second += [this]() {
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this->on_tick_second();
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};
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}
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LiveDateTime::~LiveDateTime() {
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rtc_time::signal_tick_second -= signal_token_tick_second;
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}
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void LiveDateTime::paint(Painter& painter) {
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const auto rect = screen_rect();
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const auto s = style();
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on_tick_second();
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painter.fill_rectangle(rect, s.background);
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painter.draw_string(
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rect.location(),
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s,
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text
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);
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}
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void LiveDateTime::set_hide_clock(bool new_value){
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this->hide_clock = new_value;
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}
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void LiveDateTime::set_date_enabled(bool new_value){
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this->date_enabled = new_value;
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}
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void LiveDateTime::set_seconds_enabled(bool new_value) {
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this->seconds_enabled = new_value;
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}
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/* BigFrequency **********************************************************/
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BigFrequency::BigFrequency(
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Rect parent_rect,
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rf::Frequency frequency
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) : Widget { parent_rect },
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_frequency { frequency }
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{
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}
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void BigFrequency::set(const rf::Frequency frequency) {
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_frequency = frequency;
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set_dirty();
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}
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void BigFrequency::paint(Painter& painter) {
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uint32_t i, digit_def;
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std::array<char, 7> digits;
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char digit;
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Point digit_pos;
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ui::Color segment_color;
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const auto rect = screen_rect();
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// Erase
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painter.fill_rectangle({ { 0, rect.location().y() }, { 240, 52 } }, ui::Color::black());
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// Prepare digits
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if (!_frequency) {
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digits.fill(10); // ----.---
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digit_pos = { 0, rect.location().y() };
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} else {
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_frequency /= 1000; // GMMM.KKK(uuu)
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for (i = 0; i < 7; i++) {
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digits[6 - i] = _frequency % 10;
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_frequency /= 10;
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}
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// Remove leading zeros
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for (i = 0; i < 3; i++) {
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if (!digits[i])
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digits[i] = 16; // "Don't draw" code
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else
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break;
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}
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digit_pos = { (Coord)(240 - ((7 * digit_width) + 8) - (i * digit_width)) / 2, rect.location().y() };
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}
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segment_color = style().foreground;
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// Draw
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for (i = 0; i < 7; i++) {
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digit = digits[i];
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if (digit < 16) {
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digit_def = segment_font[(uint8_t)digit];
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for (size_t s = 0; s < 7; s++) {
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if (digit_def & 1)
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painter.fill_rectangle({ digit_pos + segments[s].location(), segments[s].size() }, segment_color);
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digit_def >>= 1;
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}
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}
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if (i == 3) {
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// Dot
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painter.fill_rectangle({ digit_pos + Point(34, 48), { 4, 4 } }, segment_color);
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digit_pos += { (digit_width + 8), 0 };
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} else {
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digit_pos += { digit_width, 0 };
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}
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}
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}
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/* ProgressBar ***********************************************************/
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ProgressBar::ProgressBar(
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Rect parent_rect
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) : Widget { parent_rect }
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{
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}
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void ProgressBar::set_max(const uint32_t max) {
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if (max == _max) return;
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if (_value > _max)
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_value = _max;
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_max = max;
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set_dirty();
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}
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void ProgressBar::set_value(const uint32_t value) {
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if (value == _value) return;
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if (value > _max)
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_value = _max;
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else
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_value = value;
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set_dirty();
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}
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void ProgressBar::paint(Painter& painter) {
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int v_scaled;
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const auto sr = screen_rect();
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const auto s = style();
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v_scaled = (sr.size().width() * _value) / _max;
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painter.fill_rectangle({sr.location(), {v_scaled, sr.size().height()}}, style().foreground);
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painter.fill_rectangle({{sr.location().x() + v_scaled, sr.location().y()}, {sr.size().width() - v_scaled, sr.size().height()}}, s.background);
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painter.draw_rectangle(sr, s.foreground);
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}
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/* Console ***************************************************************/
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|
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Console::Console(
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Rect parent_rect
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) : Widget { parent_rect }
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{
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}
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|
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void Console::clear(bool clear_buffer = false) {
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if(clear_buffer)
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buffer.clear();
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if(!hidden() && visible()){
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display.fill_rectangle(
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screen_rect(),
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Color::black()
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);
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}
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pos = { 0, 0 };
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}
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void Console::write(std::string message) {
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bool escape = false;
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|
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if (!hidden() && visible()) {
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const Style& s = style();
|
|
const Font& font = s.font;
|
|
const auto rect = screen_rect();
|
|
ui::Color pen_color = s.foreground;
|
|
|
|
for (const auto c : message) {
|
|
if (escape) {
|
|
if (c <= 15)
|
|
pen_color = term_colors[(uint8_t)c];
|
|
else
|
|
pen_color = s.foreground;
|
|
escape = false;
|
|
} else {
|
|
if (c == '\n') {
|
|
crlf();
|
|
} else if (c == '\x1B') {
|
|
escape = true;
|
|
} else {
|
|
const auto glyph = font.glyph(c);
|
|
const auto advance = glyph.advance();
|
|
if( (pos.x() + advance.x()) > rect.width() ) {
|
|
crlf();
|
|
}
|
|
const Point pos_glyph {
|
|
rect.left() + pos.x(),
|
|
display.scroll_area_y(pos.y())
|
|
};
|
|
display.draw_glyph(pos_glyph, glyph, pen_color, s.background);
|
|
pos += { advance.x(), 0 };
|
|
}
|
|
}
|
|
}
|
|
buffer = message;
|
|
} else {
|
|
if (buffer.size() < 256) buffer += message;
|
|
}
|
|
}
|
|
|
|
void Console::writeln(std::string message) {
|
|
write(message + "\n");
|
|
//crlf();
|
|
}
|
|
|
|
void Console::paint(Painter&) {
|
|
write(buffer);
|
|
}
|
|
|
|
void Console::on_show() {
|
|
enable_scrolling(true);
|
|
clear();
|
|
//visible = true;
|
|
}
|
|
|
|
bool Console::scrolling_enabled = false;
|
|
|
|
void Console::enable_scrolling(bool enable){
|
|
if(enable){
|
|
const auto screen_r = screen_rect();
|
|
display.scroll_set_area(screen_r.top(), screen_r.bottom());
|
|
display.scroll_set_position(0);
|
|
scrolling_enabled = true;
|
|
}
|
|
else {
|
|
display.scroll_disable();
|
|
scrolling_enabled = false;
|
|
}
|
|
}
|
|
|
|
void Console::on_hide() {
|
|
/* TODO: Clear region to eliminate brief flash of content at un-shifted
|
|
* position?
|
|
*/
|
|
enable_scrolling(false);
|
|
//visible = false;
|
|
}
|
|
|
|
void Console::crlf() {
|
|
if (hidden() || !visible()) return;
|
|
|
|
const Style& s = style();
|
|
const auto sr = screen_rect();
|
|
const auto line_height = s.font.line_height();
|
|
pos = { 0, pos.y() + line_height };
|
|
const int32_t y_excess = pos.y() + line_height - sr.height();
|
|
if( y_excess > 0 ) {
|
|
if(!scrolling_enabled){
|
|
enable_scrolling(true);
|
|
}
|
|
display.scroll(-y_excess);
|
|
pos = { pos.x(), pos.y() - y_excess };
|
|
|
|
const Rect dirty { sr.left(), display.scroll_area_y(pos.y()), sr.width(), line_height };
|
|
display.fill_rectangle(dirty, s.background);
|
|
}
|
|
}
|
|
|
|
/* Checkbox **************************************************************/
|
|
|
|
Checkbox::Checkbox(
|
|
Point parent_pos,
|
|
size_t length,
|
|
std::string text,
|
|
bool small
|
|
) : Widget { },
|
|
text_ { text },
|
|
small_ { small }
|
|
{
|
|
if (!small_)
|
|
set_parent_rect({ parent_pos, { static_cast<ui::Dim>((8 * length) + 24), 24 } });
|
|
else
|
|
set_parent_rect({ parent_pos, { static_cast<ui::Dim>((8 * length) + 16), 16 } });
|
|
|
|
set_focusable(true);
|
|
}
|
|
|
|
void Checkbox::set_text(const std::string value) {
|
|
text_ = value;
|
|
set_dirty();
|
|
}
|
|
|
|
bool Checkbox::set_value(const bool value) {
|
|
value_ = value;
|
|
set_dirty();
|
|
|
|
if( on_select ) {
|
|
on_select(*this, value_);
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
bool Checkbox::value() const {
|
|
return value_;
|
|
}
|
|
|
|
void Checkbox::paint(Painter& painter) {
|
|
const auto r = screen_rect();
|
|
|
|
const auto paint_style = (has_focus() || highlighted()) ? style().invert() : style();
|
|
|
|
const auto x = r.location().x();
|
|
const auto y = r.location().y();
|
|
|
|
const auto label_r = paint_style.font.size_of(text_);
|
|
|
|
if (!small_) {
|
|
painter.draw_rectangle({ { r.location() }, { 24, 24 } }, style().foreground);
|
|
|
|
painter.fill_rectangle({ x + 1, y + 1, 24 - 2, 24 - 2 }, style().background);
|
|
|
|
// Highlight
|
|
painter.draw_rectangle({ x + 2, y + 2, 24 - 4, 24 - 4 }, paint_style.background);
|
|
|
|
if (value_ == true) {
|
|
// Check
|
|
portapack::display.draw_line( {x + 2, y + 14}, {x + 6, y + 18}, ui::Color::green());
|
|
portapack::display.draw_line( {x + 6, y + 18}, {x + 20, y + 4}, ui::Color::green());
|
|
} else {
|
|
// Cross
|
|
portapack::display.draw_line( {x + 1, y + 1}, {x + 24 - 2, y + 24 - 2}, ui::Color::red());
|
|
portapack::display.draw_line( {x + 24 - 2, y + 1}, {x + 1, y + 24 - 2}, ui::Color::red());
|
|
}
|
|
|
|
painter.draw_string(
|
|
{
|
|
static_cast<Coord>(x + 24 + 4),
|
|
static_cast<Coord>(y + (24 - label_r.height()) / 2)
|
|
},
|
|
paint_style,
|
|
text_
|
|
);
|
|
} else {
|
|
painter.draw_rectangle({ { r.location() }, { 16, 16 } }, style().foreground);
|
|
|
|
painter.fill_rectangle({ x + 1, y + 1, 16 - 2, 16 - 2 }, style().background);
|
|
|
|
// Highlight
|
|
painter.draw_rectangle({ x + 1, y + 1, 16 - 2, 16 - 2 }, paint_style.background);
|
|
|
|
if (value_ == true) {
|
|
// Check
|
|
portapack::display.draw_line( {x + 2, y + 8}, {x + 6, y + 12}, ui::Color::green());
|
|
portapack::display.draw_line( {x + 6, y + 12}, {x + 13, y + 5}, ui::Color::green());
|
|
} else {
|
|
// Cross
|
|
portapack::display.draw_line( {x + 1, y + 1}, {x + 16 - 2, y + 16 - 2}, ui::Color::red());
|
|
portapack::display.draw_line( {x + 16 - 2, y + 1}, {x + 1, y + 16 - 2}, ui::Color::red());
|
|
}
|
|
|
|
painter.draw_string(
|
|
{
|
|
static_cast<Coord>(x + 16 + 2),
|
|
static_cast<Coord>(y + (16 - label_r.height()) / 2)
|
|
},
|
|
paint_style,
|
|
text_
|
|
);
|
|
}
|
|
}
|
|
|
|
bool Checkbox::on_key(const KeyEvent key) {
|
|
if( key == KeyEvent::Select )
|
|
return set_value(not value_);
|
|
|
|
return false;
|
|
}
|
|
|
|
bool Checkbox::on_touch(const TouchEvent event) {
|
|
switch(event.type) {
|
|
case TouchEvent::Type::Start:
|
|
set_highlighted(true);
|
|
set_dirty();
|
|
return true;
|
|
|
|
case TouchEvent::Type::End:
|
|
set_highlighted(false);
|
|
value_ = not value_;
|
|
set_dirty();
|
|
if( on_select ) {
|
|
on_select(*this, value_);
|
|
}
|
|
return true;
|
|
|
|
default:
|
|
return false;
|
|
}
|
|
}
|
|
|
|
/* Button ****************************************************************/
|
|
|
|
Button::Button(
|
|
Rect parent_rect,
|
|
std::string text,
|
|
bool instant_exec
|
|
) : Widget { parent_rect },
|
|
text_ { text },
|
|
instant_exec_ { instant_exec }
|
|
{
|
|
set_focusable(true);
|
|
}
|
|
|
|
void Button::set_text(const std::string value) {
|
|
text_ = value;
|
|
set_dirty();
|
|
}
|
|
|
|
std::string Button::text() const {
|
|
return text_;
|
|
}
|
|
|
|
void Button::paint(Painter& painter) {
|
|
Color bg, fg;
|
|
const auto r = screen_rect();
|
|
|
|
if (has_focus() || highlighted()) {
|
|
bg = style().foreground;
|
|
fg = Color::black();
|
|
} else {
|
|
bg = Color::grey();
|
|
fg = style().foreground;
|
|
}
|
|
|
|
const Style paint_style = { style().font, bg, fg };
|
|
|
|
painter.draw_rectangle({r.location(), {r.size().width(), 1}}, Color::light_grey());
|
|
painter.draw_rectangle({r.location().x(), r.location().y() + r.size().height() - 1, r.size().width(), 1}, Color::dark_grey());
|
|
painter.draw_rectangle({r.location().x() + r.size().width() - 1, r.location().y(), 1, r.size().height()}, Color::dark_grey());
|
|
|
|
painter.fill_rectangle(
|
|
{ r.location().x(), r.location().y() + 1, r.size().width() - 1, r.size().height() - 2 },
|
|
paint_style.background
|
|
);
|
|
|
|
const auto label_r = paint_style.font.size_of(text_);
|
|
painter.draw_string(
|
|
{ r.location().x() + (r.size().width() - label_r.width()) / 2, r.location().y() + (r.size().height() - label_r.height()) / 2 },
|
|
paint_style,
|
|
text_
|
|
);
|
|
}
|
|
|
|
void Button::on_focus() {
|
|
if( on_highlight )
|
|
on_highlight(*this);
|
|
}
|
|
|
|
bool Button::on_key(const KeyEvent key) {
|
|
if( key == KeyEvent::Select ) {
|
|
if( on_select ) {
|
|
on_select(*this);
|
|
return true;
|
|
}
|
|
} else {
|
|
if( on_dir ) {
|
|
return on_dir(*this, key);
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
bool Button::on_touch(const TouchEvent event) {
|
|
switch(event.type) {
|
|
case TouchEvent::Type::Start:
|
|
set_highlighted(true);
|
|
set_dirty();
|
|
if( on_touch_press) {
|
|
on_touch_press(*this);
|
|
}
|
|
if( on_select && instant_exec_ ) {
|
|
on_select(*this);
|
|
}
|
|
return true;
|
|
|
|
|
|
case TouchEvent::Type::End:
|
|
set_highlighted(false);
|
|
set_dirty();
|
|
if( on_touch_release) {
|
|
on_touch_release(*this);
|
|
}
|
|
if( on_select && !instant_exec_ ) {
|
|
on_select(*this);
|
|
}
|
|
return true;
|
|
|
|
default:
|
|
return false;
|
|
}
|
|
#if 0
|
|
switch(event.type) {
|
|
case TouchEvent::Type::Start:
|
|
flags.highlighted = true;
|
|
set_dirty();
|
|
return true;
|
|
|
|
case TouchEvent::Type::Move:
|
|
{
|
|
const bool new_highlighted = screen_rect().contains(event.point);
|
|
if( flags.highlighted != new_highlighted ) {
|
|
flags.highlighted = new_highlighted;
|
|
set_dirty();
|
|
}
|
|
}
|
|
return true;
|
|
|
|
case TouchEvent::Type::End:
|
|
if( flags.highlighted ) {
|
|
flags.highlighted = false;
|
|
set_dirty();
|
|
if( on_select ) {
|
|
on_select(*this);
|
|
}
|
|
}
|
|
return true;
|
|
|
|
default:
|
|
return false;
|
|
}
|
|
#endif
|
|
}
|
|
|
|
/* NewButton ****************************************************************/
|
|
|
|
NewButton::NewButton(
|
|
Rect parent_rect,
|
|
std::string text,
|
|
const Bitmap* bitmap
|
|
) : Widget { parent_rect },
|
|
text_ { text },
|
|
bitmap_ (bitmap)
|
|
{
|
|
set_focusable(true);
|
|
}
|
|
|
|
void NewButton::set_text(const std::string value) {
|
|
text_ = value;
|
|
set_dirty();
|
|
}
|
|
|
|
std::string NewButton::text() const {
|
|
return text_;
|
|
}
|
|
|
|
void NewButton::set_bitmap(const Bitmap* bitmap) {
|
|
bitmap_ = bitmap;
|
|
set_dirty();
|
|
}
|
|
|
|
const Bitmap* NewButton::bitmap() {
|
|
return bitmap_;
|
|
}
|
|
|
|
void NewButton::set_color(Color color) {
|
|
color_ = color;
|
|
set_dirty();
|
|
}
|
|
|
|
ui::Color NewButton::color() {
|
|
return color_;
|
|
}
|
|
|
|
void NewButton::paint(Painter& painter) {
|
|
|
|
if (!bitmap_ && text_.empty())
|
|
return;
|
|
|
|
Color bg, fg;
|
|
const auto r = screen_rect();
|
|
|
|
if (has_focus() || highlighted()) {
|
|
bg = style().foreground;
|
|
fg = Color::black();
|
|
} else {
|
|
bg = Color::grey();
|
|
fg = style().foreground;
|
|
}
|
|
|
|
const Style paint_style = { style().font, bg, fg };
|
|
|
|
painter.draw_rectangle({r.location(), {r.size().width(), 1}}, Color::light_grey());
|
|
painter.draw_rectangle({r.location().x(), r.location().y() + r.size().height() - 1, r.size().width(), 1}, Color::dark_grey());
|
|
painter.draw_rectangle({r.location().x() + r.size().width() - 1, r.location().y(), 1, r.size().height()}, Color::dark_grey());
|
|
|
|
painter.fill_rectangle(
|
|
{ r.location().x(), r.location().y() + 1, r.size().width() - 1, r.size().height() - 2 },
|
|
paint_style.background
|
|
);
|
|
|
|
int y = r.location().y();
|
|
if (bitmap_) {
|
|
painter.draw_bitmap(
|
|
{r.location().x() + (r.size().width() / 2) - 8, r.location().y() + 6},
|
|
*bitmap_,
|
|
color_, //Color::green(), //fg,
|
|
bg
|
|
);
|
|
y += 10;
|
|
}
|
|
const auto label_r = paint_style.font.size_of(text_);
|
|
painter.draw_string(
|
|
{ r.location().x() + (r.size().width() - label_r.width()) / 2, y + (r.size().height() - label_r.height()) / 2 },
|
|
paint_style,
|
|
text_
|
|
);
|
|
}
|
|
|
|
void NewButton::on_focus() {
|
|
if( on_highlight )
|
|
on_highlight(*this);
|
|
}
|
|
|
|
bool NewButton::on_key(const KeyEvent key) {
|
|
if( key == KeyEvent::Select ) {
|
|
if( on_select ) {
|
|
on_select();
|
|
return true;
|
|
}
|
|
} else {
|
|
if( on_dir ) {
|
|
return on_dir(*this, key);
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
bool NewButton::on_touch(const TouchEvent event) {
|
|
switch(event.type) {
|
|
case TouchEvent::Type::Start:
|
|
set_highlighted(true);
|
|
set_dirty();
|
|
return true;
|
|
|
|
|
|
case TouchEvent::Type::End:
|
|
set_highlighted(false);
|
|
set_dirty();
|
|
if( on_select ) {
|
|
on_select();
|
|
}
|
|
return true;
|
|
|
|
default:
|
|
return false;
|
|
}
|
|
}
|
|
|
|
/* Image *****************************************************************/
|
|
|
|
Image::Image(
|
|
) : Image { { }, nullptr, Color::white(), Color::black() }
|
|
{
|
|
}
|
|
|
|
Image::Image(
|
|
const Rect parent_rect,
|
|
const Bitmap* bitmap,
|
|
const Color foreground,
|
|
const Color background
|
|
) : Widget { parent_rect },
|
|
bitmap_ { bitmap },
|
|
foreground_ { foreground },
|
|
background_ { background }
|
|
{
|
|
}
|
|
|
|
void Image::set_bitmap(const Bitmap* bitmap) {
|
|
bitmap_ = bitmap;
|
|
set_dirty();
|
|
}
|
|
|
|
void Image::set_foreground(const Color color) {
|
|
foreground_ = color;
|
|
set_dirty();
|
|
}
|
|
|
|
void Image::set_background(const Color color) {
|
|
background_ = color;
|
|
set_dirty();
|
|
}
|
|
|
|
void Image::invert_colors() {
|
|
Color temp;
|
|
|
|
temp = background_;
|
|
background_ = foreground_;
|
|
foreground_ = temp;
|
|
set_dirty();
|
|
}
|
|
|
|
void Image::paint(Painter& painter) {
|
|
if( bitmap_ ) {
|
|
// Code also handles ImageButton behavior.
|
|
const bool selected = (has_focus() || highlighted());
|
|
painter.draw_bitmap(
|
|
screen_pos(),
|
|
*bitmap_,
|
|
selected ? background_ : foreground_,
|
|
selected ? foreground_ : background_
|
|
);
|
|
}
|
|
}
|
|
|
|
/* ImageButton ***********************************************************/
|
|
|
|
// TODO: Virtually all this code is duplicated from Button. Base class?
|
|
|
|
ImageButton::ImageButton(
|
|
const Rect parent_rect,
|
|
const Bitmap* bitmap,
|
|
const Color foreground,
|
|
const Color background
|
|
) : Image { parent_rect, bitmap, foreground, background }
|
|
{
|
|
set_focusable(true);
|
|
}
|
|
|
|
bool ImageButton::on_key(const KeyEvent key) {
|
|
if( key == KeyEvent::Select ) {
|
|
if( on_select ) {
|
|
on_select(*this);
|
|
return true;
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
bool ImageButton::on_touch(const TouchEvent event) {
|
|
switch(event.type) {
|
|
case TouchEvent::Type::Start:
|
|
set_highlighted(true);
|
|
set_dirty();
|
|
return true;
|
|
|
|
|
|
case TouchEvent::Type::End:
|
|
set_highlighted(false);
|
|
set_dirty();
|
|
if( on_select ) {
|
|
on_select(*this);
|
|
}
|
|
return true;
|
|
|
|
default:
|
|
return false;
|
|
}
|
|
}
|
|
|
|
/* ImageOptionsField *****************************************************/
|
|
|
|
ImageOptionsField::ImageOptionsField(
|
|
const Rect parent_rect,
|
|
const Color foreground,
|
|
const Color background,
|
|
const options_t options
|
|
) : Widget { parent_rect },
|
|
options { options },
|
|
foreground_ { foreground },
|
|
background_ { background }
|
|
{
|
|
set_focusable(true);
|
|
}
|
|
|
|
size_t ImageOptionsField::selected_index() const {
|
|
return selected_index_;
|
|
}
|
|
|
|
size_t ImageOptionsField::selected_index_value() const {
|
|
return options[selected_index_].second;
|
|
}
|
|
|
|
void ImageOptionsField::set_selected_index(const size_t new_index) {
|
|
if ( new_index < options.size() ) {
|
|
if ( new_index != selected_index() ) {
|
|
selected_index_ = new_index;
|
|
if ( on_change ) {
|
|
on_change(selected_index(), options[selected_index()].second);
|
|
}
|
|
set_dirty();
|
|
}
|
|
}
|
|
}
|
|
|
|
void ImageOptionsField::set_by_value(value_t v) {
|
|
size_t new_index { 0 };
|
|
for(const auto& option : options) {
|
|
if( option.second == v ) {
|
|
set_selected_index(new_index);
|
|
break;
|
|
}
|
|
new_index++;
|
|
}
|
|
}
|
|
|
|
void ImageOptionsField::set_options(options_t new_options) {
|
|
options = new_options;
|
|
set_by_value(0);
|
|
set_dirty();
|
|
}
|
|
|
|
void ImageOptionsField::paint(Painter& painter) {
|
|
const bool selected = (has_focus() || highlighted());
|
|
const auto paint_style = selected ? style().invert() : style();
|
|
|
|
painter.draw_rectangle(
|
|
{ screen_rect().location(), { screen_rect().size().width() + 4, screen_rect().size().height() + 4 } },
|
|
paint_style.background
|
|
);
|
|
|
|
painter.draw_bitmap(
|
|
{screen_pos().x() + 2, screen_pos().y() + 2},
|
|
*options[selected_index_].first,
|
|
foreground_,
|
|
background_
|
|
);
|
|
}
|
|
|
|
void ImageOptionsField::on_focus() {
|
|
if( on_show_options ) {
|
|
on_show_options();
|
|
}
|
|
}
|
|
|
|
bool ImageOptionsField::on_encoder(const EncoderEvent delta) {
|
|
set_selected_index(selected_index() + delta);
|
|
return true;
|
|
}
|
|
|
|
bool ImageOptionsField::on_touch(const TouchEvent event) {
|
|
if( event.type == TouchEvent::Type::Start ) {
|
|
focus();
|
|
}
|
|
return true;
|
|
}
|
|
|
|
/* OptionsField **********************************************************/
|
|
|
|
OptionsField::OptionsField(
|
|
Point parent_pos,
|
|
int length,
|
|
options_t options
|
|
) : Widget { { parent_pos, { 8 * length, 16 } } },
|
|
length_ { length },
|
|
options { options }
|
|
{
|
|
set_focusable(true);
|
|
}
|
|
|
|
size_t OptionsField::selected_index() const {
|
|
return selected_index_;
|
|
}
|
|
|
|
size_t OptionsField::selected_index_value() const {
|
|
return options[selected_index_].second;
|
|
}
|
|
|
|
void OptionsField::set_selected_index(const size_t new_index, bool trigger_change) {
|
|
if( new_index < options.size() ) {
|
|
if( new_index != selected_index() || trigger_change) {
|
|
selected_index_ = new_index;
|
|
if( on_change ) {
|
|
on_change(selected_index(), options[selected_index()].second);
|
|
}
|
|
set_dirty();
|
|
}
|
|
}
|
|
}
|
|
|
|
void OptionsField::set_by_value(value_t v) {
|
|
size_t new_index { 0 };
|
|
for(const auto& option : options) {
|
|
if( option.second == v ) {
|
|
set_selected_index(new_index);
|
|
break;
|
|
}
|
|
new_index++;
|
|
}
|
|
}
|
|
|
|
void OptionsField::set_options(options_t new_options) {
|
|
options = new_options;
|
|
set_by_value(0);
|
|
set_dirty();
|
|
}
|
|
|
|
void OptionsField::paint(Painter& painter) {
|
|
const auto paint_style = has_focus() ? style().invert() : style();
|
|
|
|
painter.fill_rectangle({screen_rect().location(), {(int)length_ * 8, 16}}, ui::Color::black());
|
|
|
|
if( selected_index() < options.size() ) {
|
|
const auto text = options[selected_index()].first;
|
|
painter.draw_string(
|
|
screen_pos(),
|
|
paint_style,
|
|
text
|
|
);
|
|
}
|
|
}
|
|
|
|
void OptionsField::on_focus() {
|
|
if( on_show_options ) {
|
|
on_show_options();
|
|
}
|
|
}
|
|
|
|
bool OptionsField::on_encoder(const EncoderEvent delta) {
|
|
set_selected_index(selected_index() + delta);
|
|
return true;
|
|
}
|
|
|
|
bool OptionsField::on_touch(const TouchEvent event) {
|
|
if( event.type == TouchEvent::Type::Start ) {
|
|
focus();
|
|
}
|
|
return true;
|
|
}
|
|
|
|
/* NumberField ***********************************************************/
|
|
|
|
NumberField::NumberField(
|
|
Point parent_pos,
|
|
int length,
|
|
range_t range,
|
|
int32_t step,
|
|
char fill_char,
|
|
bool can_loop
|
|
) : Widget { { parent_pos, { 8 * length, 16 } } },
|
|
range { range },
|
|
step { step },
|
|
length_ { length },
|
|
fill_char { fill_char },
|
|
can_loop { can_loop }
|
|
{
|
|
set_focusable(true);
|
|
}
|
|
|
|
int32_t NumberField::value() const {
|
|
return value_;
|
|
}
|
|
|
|
void NumberField::set_value(int32_t new_value, bool trigger_change) {
|
|
if (can_loop) {
|
|
if (new_value >= 0)
|
|
new_value = new_value % (range.second + 1);
|
|
else
|
|
new_value = range.second + new_value + 1;
|
|
}
|
|
|
|
new_value = clip_value(new_value);
|
|
|
|
if( new_value != value() ) {
|
|
value_ = new_value;
|
|
if( on_change && trigger_change ) {
|
|
on_change(value_);
|
|
}
|
|
set_dirty();
|
|
}
|
|
}
|
|
|
|
void NumberField::set_range(const int32_t min, const int32_t max) {
|
|
range.first = min;
|
|
range.second = max;
|
|
set_value(value(), false);
|
|
}
|
|
|
|
void NumberField::set_step(const int32_t new_step) {
|
|
step = new_step;
|
|
}
|
|
|
|
void NumberField::paint(Painter& painter) {
|
|
const auto text = to_string_dec_int(value_, length_, fill_char);
|
|
|
|
const auto paint_style = has_focus() ? style().invert() : style();
|
|
|
|
painter.draw_string(
|
|
screen_pos(),
|
|
paint_style,
|
|
text
|
|
);
|
|
}
|
|
|
|
bool NumberField::on_key(const KeyEvent key) {
|
|
if( key == KeyEvent::Select ) {
|
|
if( on_select ) {
|
|
on_select(*this);
|
|
return true;
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
bool NumberField::on_encoder(const EncoderEvent delta) {
|
|
set_value(value() + (delta * step));
|
|
return true;
|
|
}
|
|
|
|
bool NumberField::on_touch(const TouchEvent event) {
|
|
if( event.type == TouchEvent::Type::Start ) {
|
|
focus();
|
|
}
|
|
return true;
|
|
}
|
|
|
|
int32_t NumberField::clip_value(int32_t value) {
|
|
if( value > range.second ) {
|
|
value = range.second;
|
|
}
|
|
if( value < range.first ) {
|
|
value = range.first;
|
|
}
|
|
return value;
|
|
}
|
|
|
|
/* SymField **************************************************************/
|
|
|
|
SymField::SymField(
|
|
Point parent_pos,
|
|
size_t length,
|
|
symfield_type type
|
|
) : Widget { { parent_pos, { static_cast<ui::Dim>(8 * length), 16 } } },
|
|
length_ { length },
|
|
type_ { type }
|
|
{
|
|
uint32_t c;
|
|
|
|
// Auto-init
|
|
if (type == SYMFIELD_OCT) {
|
|
for (c = 0; c < length; c++)
|
|
set_symbol_list(c, "01234567");
|
|
} else if (type == SYMFIELD_DEC) {
|
|
for (c = 0; c < length; c++)
|
|
set_symbol_list(c, "0123456789");
|
|
} else if (type == SYMFIELD_HEX) {
|
|
for (c = 0; c < length; c++)
|
|
set_symbol_list(c, "0123456789ABCDEF");
|
|
} else if (type == SYMFIELD_ALPHANUM) {
|
|
for (c = 0; c < length; c++)
|
|
set_symbol_list(c, " 0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ");
|
|
}
|
|
|
|
set_focusable(true);
|
|
}
|
|
|
|
uint32_t SymField::value_dec_u32() {
|
|
uint32_t mul = 1, v = 0;
|
|
|
|
if (type_ == SYMFIELD_DEC) {
|
|
for (uint32_t c = 0; c < length_; c++) {
|
|
v += values_[(length_ - 1 - c)] * mul;
|
|
mul *= 10;
|
|
}
|
|
return v;
|
|
} else
|
|
return 0;
|
|
}
|
|
|
|
uint64_t SymField::value_hex_u64() {
|
|
uint64_t v = 0;
|
|
|
|
if (type_ != SYMFIELD_DEF) {
|
|
for (uint32_t c = 0; c < length_; c++)
|
|
v += (uint64_t)(values_[c]) << (4 * (length_ - 1 - c));
|
|
return v;
|
|
} else
|
|
return 0;
|
|
}
|
|
|
|
std::string SymField::value_string() {
|
|
std::string return_string { "" };
|
|
|
|
if (type_ == SYMFIELD_ALPHANUM) {
|
|
for (uint32_t c = 0; c < length_; c++) {
|
|
return_string += symbol_list_[0][values_[c]];
|
|
}
|
|
}
|
|
|
|
return return_string;
|
|
}
|
|
|
|
uint32_t SymField::get_sym(const uint32_t index) {
|
|
if (index >= length_) return 0;
|
|
|
|
return values_[index];
|
|
}
|
|
|
|
void SymField::set_sym(const uint32_t index, const uint32_t new_value) {
|
|
if (index >= length_) return;
|
|
|
|
uint32_t clipped_value = clip_value(index, new_value);
|
|
|
|
if (clipped_value != values_[index]) {
|
|
values_[index] = clipped_value;
|
|
if( on_change ) {
|
|
on_change();
|
|
}
|
|
set_dirty();
|
|
}
|
|
}
|
|
|
|
void SymField::set_length(const uint32_t new_length) {
|
|
if ((new_length <= 32) && (new_length != length_)) {
|
|
prev_length_ = length_;
|
|
length_ = new_length;
|
|
|
|
// Clip eventual garbage from previous shorter word
|
|
for (size_t n = 0; n < length_; n++)
|
|
set_sym(n, values_[n]);
|
|
|
|
erase_prev_ = true;
|
|
set_dirty();
|
|
}
|
|
}
|
|
|
|
void SymField::set_symbol_list(const uint32_t index, const std::string symbol_list) {
|
|
if (index >= length_) return;
|
|
|
|
symbol_list_[index] = symbol_list;
|
|
|
|
// Re-clip symbol's value
|
|
set_sym(index, values_[index]);
|
|
}
|
|
|
|
void SymField::paint(Painter& painter) {
|
|
Point pt_draw = screen_pos();
|
|
|
|
if (erase_prev_) {
|
|
painter.fill_rectangle( { pt_draw, { (int)prev_length_ * 8, 16 } }, Color::black() );
|
|
erase_prev_ = false;
|
|
}
|
|
|
|
for (size_t n = 0; n < length_; n++) {
|
|
const auto text = symbol_list_[n].substr(values_[n], 1);
|
|
|
|
const auto paint_style = (has_focus() && (n == selected_)) ? style().invert() : style();
|
|
|
|
painter.draw_string(
|
|
pt_draw,
|
|
paint_style,
|
|
text
|
|
);
|
|
|
|
pt_draw += { 8, 0 };
|
|
}
|
|
}
|
|
|
|
bool SymField::on_key(const KeyEvent key) {
|
|
switch (key) {
|
|
case KeyEvent::Select:
|
|
if( on_select ) {
|
|
on_select(*this);
|
|
return true;
|
|
}
|
|
break;
|
|
|
|
case KeyEvent::Left:
|
|
if (selected_ > 0) {
|
|
selected_--;
|
|
set_dirty();
|
|
return true;
|
|
}
|
|
break;
|
|
|
|
case KeyEvent::Right:
|
|
if (selected_ < (length_ - 1)) {
|
|
selected_++;
|
|
set_dirty();
|
|
return true;
|
|
}
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
bool SymField::on_encoder(const EncoderEvent delta) {
|
|
int32_t new_value = (int)values_[selected_] + delta;
|
|
|
|
if (new_value >= 0)
|
|
set_sym(selected_, values_[selected_] + delta);
|
|
|
|
return true;
|
|
}
|
|
|
|
bool SymField::on_touch(const TouchEvent event) {
|
|
if (event.type == TouchEvent::Type::Start) {
|
|
focus();
|
|
}
|
|
return true;
|
|
}
|
|
|
|
int32_t SymField::clip_value(const uint32_t index, const uint32_t value) {
|
|
size_t symbol_count = symbol_list_[index].length() - 1;
|
|
|
|
if (value > symbol_count)
|
|
return symbol_count;
|
|
else
|
|
return value;
|
|
}
|
|
|
|
/* Waveform **************************************************************/
|
|
|
|
Waveform::Waveform(
|
|
Rect parent_rect,
|
|
int16_t * data,
|
|
uint32_t length,
|
|
uint32_t offset,
|
|
bool digital,
|
|
Color color
|
|
) : Widget { parent_rect },
|
|
data_ { data },
|
|
length_ { length },
|
|
offset_ { offset },
|
|
digital_ { digital },
|
|
color_ { color }
|
|
{
|
|
//set_focusable(false);
|
|
//previous_data.resize(length_, 0);
|
|
}
|
|
|
|
void Waveform::set_cursor(const uint32_t i, const int16_t position) {
|
|
if (i < 2) {
|
|
if (position != cursors[i]) {
|
|
cursors[i] = position;
|
|
set_dirty();
|
|
}
|
|
show_cursors = true;
|
|
}
|
|
}
|
|
|
|
void Waveform::set_offset(const uint32_t new_offset) {
|
|
if (new_offset != offset_) {
|
|
offset_ = new_offset;
|
|
set_dirty();
|
|
}
|
|
}
|
|
|
|
void Waveform::set_length(const uint32_t new_length) {
|
|
if (new_length != length_) {
|
|
length_ = new_length;
|
|
set_dirty();
|
|
}
|
|
}
|
|
|
|
void Waveform::paint(Painter& painter) {
|
|
size_t n;
|
|
Coord y, y_offset = screen_rect().location().y();
|
|
Coord prev_x = screen_rect().location().x(), prev_y;
|
|
float x, x_inc;
|
|
Dim h = screen_rect().size().height();
|
|
const float y_scale = (float)(h - 1) / 65536.0;
|
|
int16_t * data_start = data_ + offset_;
|
|
|
|
if (!length_) return;
|
|
|
|
x_inc = (float)screen_rect().size().width() / length_;
|
|
|
|
// Clear
|
|
painter.fill_rectangle_unrolled8(screen_rect(), Color::black());
|
|
|
|
if (digital_) {
|
|
// Digital waveform: each value is an horizontal line
|
|
x = 0;
|
|
h--;
|
|
for (n = 0; n < length_; n++) {
|
|
y = *(data_start++) ? h : 0;
|
|
|
|
if (n) {
|
|
if (y != prev_y)
|
|
painter.draw_vline( {(Coord)x, y_offset}, h, color_);
|
|
}
|
|
|
|
painter.draw_hline( {(Coord)x, y_offset + y}, ceil(x_inc), color_);
|
|
|
|
prev_y = y;
|
|
x += x_inc;
|
|
}
|
|
} else {
|
|
// Analog waveform: each value is a point's Y coordinate
|
|
x = prev_x + x_inc;
|
|
h /= 2;
|
|
prev_y = y_offset + h - (*(data_start++) * y_scale);
|
|
for (n = 1; n < length_; n++) {
|
|
y = y_offset + h - (*(data_start++) * y_scale);
|
|
display.draw_line( {prev_x, prev_y}, {(Coord)x, y}, color_);
|
|
|
|
prev_x = x;
|
|
prev_y = y;
|
|
x += x_inc;
|
|
}
|
|
}
|
|
|
|
// Cursors
|
|
if (show_cursors) {
|
|
for (n = 0; n < 2; n++) {
|
|
painter.draw_vline(
|
|
Point(std::min(screen_rect().size().width(), (int)cursors[n]), y_offset),
|
|
screen_rect().size().height(),
|
|
cursor_colors[n]
|
|
);
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
/* VuMeter **************************************************************/
|
|
|
|
VuMeter::VuMeter(
|
|
Rect parent_rect,
|
|
uint32_t LEDs,
|
|
bool show_max
|
|
) : Widget { parent_rect },
|
|
LEDs_ { LEDs },
|
|
show_max_ { show_max }
|
|
{
|
|
//set_focusable(false);
|
|
LED_height = std::max(1UL, parent_rect.size().height() / LEDs);
|
|
split = 256 / LEDs;
|
|
}
|
|
|
|
void VuMeter::set_value(const uint32_t new_value) {
|
|
if ((new_value != value_) && (new_value < 256)) {
|
|
value_ = new_value;
|
|
set_dirty();
|
|
}
|
|
}
|
|
|
|
void VuMeter::set_mark(const uint32_t new_mark) {
|
|
if ((new_mark != mark) && (new_mark < 256)) {
|
|
mark = new_mark;
|
|
set_dirty();
|
|
}
|
|
}
|
|
|
|
void VuMeter::paint(Painter& painter) {
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uint32_t bar;
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Color color;
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bool lit = false;
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uint32_t bar_level;
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Point pos = screen_rect().location();
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Dim width = screen_rect().size().width() - 4;
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Dim height = screen_rect().size().height();
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Dim bottom = pos.y() + height;
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Coord marks_x = pos.x() + width;
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if (value_ != prev_value) {
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bar_level = LEDs_ - ((value_ + 1) / split);
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// Draw LEDs
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for (bar = 0; bar < LEDs_; bar++) {
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if (bar >= bar_level)
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lit = true;
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if (bar == 0)
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color = lit ? Color::red() : Color::dark_grey();
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else if (bar == 1)
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color = lit ? Color::orange() : Color::dark_grey();
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else if ((bar == 2) || (bar == 3))
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color = lit ? Color::yellow() : Color::dark_grey();
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else
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color = lit ? Color::green() : Color::dark_grey();
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painter.fill_rectangle({ pos.x(), pos.y() + (Coord)(bar * (LED_height + 1)), width, (Coord)LED_height }, color);
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}
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prev_value = value_;
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}
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// Update max level
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if (show_max_) {
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if (value_ > max) {
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max = value_;
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hold_timer = 30; // 0.5s @ 60Hz
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} else {
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if (hold_timer) {
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hold_timer--;
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} else {
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if (max) max--; // Let it drop
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}
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}
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// Draw max level
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if (max != prev_max) {
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painter.draw_hline({ marks_x, bottom - (height * prev_max) / 256 }, 8, Color::black());
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painter.draw_hline({ marks_x, bottom - (height * max) / 256 }, 8, Color::white());
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if (prev_max == mark)
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prev_mark = 0; // Force mark refresh
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prev_max = max;
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}
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}
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// Draw mark (forced refresh)
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if (mark) {
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painter.draw_hline({ marks_x, bottom - (height * prev_mark) / 256 }, 8, Color::black());
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painter.draw_hline({ marks_x, bottom - (height * mark) / 256 }, 8, Color::grey());
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prev_mark = mark;
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}
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}
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} /* namespace ui */
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