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This commit is contained in:
furrtek
2016-01-31 09:34:24 +01:00
parent 29ec87a9ad
commit 44638e504b
166 changed files with 8700 additions and 3967 deletions
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firmware/application/ui_audio.cpp
+16 -10
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@@ -21,12 +21,16 @@
#include "ui_audio.hpp"
#include "event_m0.hpp"
#include "utility.hpp"
#include <algorithm>
namespace ui {
void Audio::on_show() {
context().message_map().register_handler(Message::ID::AudioStatistics,
EventDispatcher::message_map().register_handler(Message::ID::AudioStatistics,
[this](const Message* const p) {
this->on_statistics_update(static_cast<const AudioStatisticsMessage*>(p)->statistics);
}
@@ -34,21 +38,23 @@ void Audio::on_show() {
}
void Audio::on_hide() {
context().message_map().unregister_handler(Message::ID::AudioStatistics);
EventDispatcher::message_map().unregister_handler(Message::ID::AudioStatistics);
}
void Audio::paint(Painter& painter) {
const auto r = screen_rect();
const int32_t db_min = -r.width();
const int32_t x_0 = 0;
const int32_t x_rms = std::max(x_0, rms_db_ - db_min);
const int32_t x_max = std::max(x_rms + 1, max_db_ - db_min);
const int32_t x_lim = r.width();
constexpr int db_min = -96;
constexpr int db_max = 0;
constexpr int db_delta = db_max - db_min;
const range_t<int> x_rms_range { 0, r.width() - 1 };
const auto x_rms = x_rms_range.clip((rms_db_ - db_min) * r.width() / db_delta);
const range_t<int> x_max_range { x_rms + 1, r.width() };
const auto x_max = x_max_range.clip((max_db_ - db_min) * r.width() / db_delta);
const Rect r0 {
static_cast<ui::Coord>(r.left() + x_0), r.top(),
static_cast<ui::Dim>(x_rms - x_0), r.height()
static_cast<ui::Coord>(r.left()), r.top(),
static_cast<ui::Dim>(x_rms), r.height()
};
painter.fill_rectangle(
r0,
@@ -75,7 +81,7 @@ void Audio::paint(Painter& painter) {
const Rect r3 {
static_cast<ui::Coord>(r.left() + x_max), r.top(),
static_cast<ui::Dim>(x_lim - x_max), r.height()
static_cast<ui::Dim>(r.width() - x_max), r.height()
};
painter.fill_rectangle(
r3,