Remove a lot of static_cast<>s involving UI structs.

Also starting to get religion on using unsigned integers only when I want their wrapping/modulus behavior.

firmware/application/analog_audio_app.cpp

@@ -161,7 +161,7 @@ void AnalogAudioView::on_hide() {
 void AnalogAudioView::set_parent_rect(const Rect new_parent_rect) {
 	View::set_parent_rect(new_parent_rect);
 
-	const ui::Rect waterfall_rect { 0, header_height, new_parent_rect.width(), static_cast<ui::Dim>(new_parent_rect.height() - header_height) };
+	const ui::Rect waterfall_rect { 0, header_height, new_parent_rect.width(), new_parent_rect.height() - header_height };
 	waterfall.set_parent_rect(waterfall_rect);
 }
 

firmware/application/capture_app.cpp

@@ -98,7 +98,7 @@ void CaptureAppView::on_hide() {
 void CaptureAppView::set_parent_rect(const Rect new_parent_rect) {
 	View::set_parent_rect(new_parent_rect);
 
-	const ui::Rect waterfall_rect { 0, header_height, new_parent_rect.width(), static_cast<ui::Dim>(new_parent_rect.height() - header_height) };
+	const ui::Rect waterfall_rect { 0, header_height, new_parent_rect.width(), new_parent_rect.height() - header_height };
 	waterfall.set_parent_rect(waterfall_rect);
 }
 

firmware/application/touch.cpp

@@ -73,10 +73,7 @@ ui::Point Calibration::translate(const DigitizerPoint& p) const {
 	const int32_t y = (d * p.x + e * p.y + f) / k;
 	const auto x_clipped = x_range.clip(x);
 	const auto y_clipped = y_range.clip(y);
-	return {
-		static_cast<ui::Coord>(x_clipped),
-		static_cast<ui::Coord>(y_clipped)
-	};
+	return { x_clipped, y_clipped };
 }
 
 const Calibration default_calibration() {

firmware/application/ui_audio.cpp

@@ -38,37 +38,25 @@ void Audio::paint(Painter& painter) {
 	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()), r.top(),
-		static_cast<ui::Dim>(x_rms), r.height()
-	};
+	const Rect r0 { r.left(), r.top(), x_rms, r.height() };
 	painter.fill_rectangle(
 		r0,
 		Color::green()
 	);
 
-	const Rect r1 {
-		static_cast<ui::Coord>(r.left() + x_rms), r.top(),
-		1, r.height()
-	};
+	const Rect r1 { r.left() + x_rms, r.top(), 1, r.height() };
 	painter.fill_rectangle(
 		r1,
 		Color::black()
 	);
 
-	const Rect r2 {
-		static_cast<ui::Coord>(r.left() + x_rms + 1), r.top(),
-		static_cast<ui::Dim>(x_max - (x_rms + 1)), r.height()
-	};
+	const Rect r2 { r.left() + x_rms + 1, r.top(), x_max - (x_rms + 1), r.height() };
 	painter.fill_rectangle(
 		r2,
 		Color::red()
 	);
 
-	const Rect r3 {
-		static_cast<ui::Coord>(r.left() + x_max), r.top(),
-		static_cast<ui::Dim>(r.width() - x_max), r.height()
-	};
+	const Rect r3 { r.left() + x_max, r.top(), r.width() - x_max, r.height() };
 	painter.fill_rectangle(
 		r3,
 		Color::black()

firmware/application/ui_channel.cpp

@@ -36,28 +36,19 @@ void Channel::paint(Painter& painter) {
 	const range_t<int> x_max_range { 0, r.width() - 1 };
 	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()), r.top(),
-		static_cast<ui::Dim>(x_max), r.height()
-	};
+	const Rect r0 { r.left(), r.top(), x_max, r.height() };
 	painter.fill_rectangle(
 		r0,
 		Color::blue()
 	);
 
-	const Rect r1 {
-		static_cast<ui::Coord>(r.left() + x_max), r.top(),
-		1, r.height()
-	};
+	const Rect r1 { r.left() + x_max, r.top(), 1, r.height() };
 	painter.fill_rectangle(
 		r1,
 		Color::white()
 	);
 
-	const Rect r2 {
-		static_cast<ui::Coord>(r.left() + x_max + 1), r.top(),
-		static_cast<ui::Dim>(r.width() - (x_max + 1)), r.height()
-	};
+	const Rect r2 { r.left() + x_max + 1, r.top(), r.width() - (x_max + 1), r.height() };
 	painter.fill_rectangle(
 		r2,
 		Color::black()

firmware/application/ui_menu.cpp

@@ -82,13 +82,10 @@ void MenuView::add_items(std::initializer_list<MenuItem> items) {
 void MenuView::set_parent_rect(const Rect new_parent_rect) {
 	View::set_parent_rect(new_parent_rect);
 
-	constexpr size_t item_height = 24;
-	size_t i = 0;
+	constexpr int item_height = 24;
+	int i = 0;
 	for(auto child : children_) {
-		child->set_parent_rect({
-			{ 0, static_cast<ui::Coord>(i * item_height) },
-			{ size().width(), item_height }
-		});
+		child->set_parent_rect({ 0, i * item_height, size().width(), item_height });
 		i++;
 	}
 }

firmware/application/ui_navigation.cpp

@@ -230,10 +230,7 @@ SystemView::SystemView(
 	};
 
 	add_child(&navigation_view);
-	navigation_view.set_parent_rect({
-		{ 0, status_view_height },
-		{ parent_rect.width(), static_cast<ui::Dim>(parent_rect.height() - status_view_height) }
-	});
+	navigation_view.set_parent_rect({ 0, status_view_height, parent_rect.width(), parent_rect.height() - status_view_height });
 	navigation_view.on_view_changed = [this](const View& new_view) {
 		this->status_view.set_back_enabled(!this->navigation_view.is_top());
 		this->status_view.set_title(new_view.title());

firmware/application/ui_rssi.cpp

@@ -44,46 +44,31 @@ void RSSI::paint(Painter& painter) {
 	const range_t<int> x_max_range { x_avg + 1, r.width() };
 	const auto x_max = x_max_range.clip((max_ - raw_min) * r.width() / raw_delta);
 
-	const Rect r0 {
-		static_cast<ui::Coord>(r.left()), r.top(),
-		static_cast<ui::Dim>(x_min), r.height()
-	};
+	const Rect r0 { r.left(), r.top(), x_min, r.height() };
 	painter.fill_rectangle(
 		r0,
 		Color::blue()
 	);
 
-	const Rect r1 {
-		static_cast<ui::Coord>(r.left() + x_min), r.top(),
-		static_cast<ui::Dim>(x_avg - x_min), r.height()
-	};
+	const Rect r1 { r.left() + x_min, r.top(), x_avg - x_min, r.height() };
 	painter.fill_rectangle(
 		r1,
 		Color::red()
 	);
 
-	const Rect r2 {
-		static_cast<ui::Coord>(r.left() + x_avg), r.top(),
-		1, r.height()
-	};
+	const Rect r2 { r.left() + x_avg, r.top(), 1, r.height() };
 	painter.fill_rectangle(
 		r2,
 		Color::white()
 	);
 
-	const Rect r3 {
-		static_cast<ui::Coord>(r.left() + x_avg + 1), r.top(),
-		static_cast<ui::Dim>(x_max - (x_avg + 1)), r.height()
-	};
+	const Rect r3 { r.left() + x_avg + 1, r.top(), x_max - (x_avg + 1), r.height() };
 	painter.fill_rectangle(
 		r3,
 		Color::red()
 	);
 
-	const Rect r4 {
-		static_cast<ui::Coord>(r.left() + x_max), r.top(),
-		static_cast<ui::Dim>(r.width() - x_max), r.height()
-	};
+	const Rect r4 { r.left() + x_max, r.top(), r.width() - x_max, r.height() };
 	painter.fill_rectangle(
 		r4,
 		Color::black()

firmware/common/lcd_ili9341.cpp

@@ -291,10 +291,7 @@ void ILI9341::fill_circle(
 			const uint32_t d2 = x2 + y2;
 			const bool inside = d2 < radius2;
 			const auto color = inside ? foreground : background;
-			draw_pixel({
-				static_cast<ui::Coord>(x + center.x()),
-				static_cast<ui::Coord>(y + center.y())
-			}, color);
+			draw_pixel({ x + center.x(), y + center.y() }, color);
 		}
 	}
 }

firmware/common/ui_widget.cpp

@@ -523,9 +523,9 @@ bool ImageButton::on_touch(const TouchEvent event) {
 
 OptionsField::OptionsField(
 	Point parent_pos,
-	size_t length,
+	int length,
 	options_t options
-) : Widget { { parent_pos, { static_cast<ui::Dim>(8 * length), 16 } } },
+) : Widget { { parent_pos, { 8 * length, 16 } } },
 	length_ { length },
 	options { options }
 {
@@ -594,11 +594,11 @@ bool OptionsField::on_touch(const TouchEvent event) {
 
 NumberField::NumberField(
 	Point parent_pos,
-	size_t length,
+	int length,
 	range_t range,
 	int32_t step,
 	char fill_char
-) : Widget { { parent_pos, { static_cast<ui::Dim>(8 * length), 16 } } },
+) : Widget { { parent_pos, { 8 * length, 16 } } },
 	range { range },
 	step { step },
 	length_ { length },

firmware/common/ui_widget.hpp

@@ -273,7 +273,7 @@ public:
 	std::function<void(size_t, value_t)> on_change { };
 	std::function<void(void)> on_show_options { };
 
-	OptionsField(Point parent_pos, size_t length, options_t options);
+	OptionsField(Point parent_pos, int length, options_t options);
 
 	size_t selected_index() const;
 	void set_selected_index(const size_t new_index);
@@ -287,7 +287,7 @@ public:
 	bool on_touch(const TouchEvent event) override;
 
 private:
-	const size_t length_;
+	const int length_;
 	options_t options;
 	size_t selected_index_ { 0 };
 };
@@ -298,7 +298,7 @@ public:
 
 	using range_t = std::pair<int32_t, int32_t>;
 
-	NumberField(Point parent_pos, size_t length, range_t range, int32_t step, char fill_char);
+	NumberField(Point parent_pos, int length, range_t range, int32_t step, char fill_char);
 
 	NumberField(const NumberField&) = delete;
 	NumberField(NumberField&&) = delete;
@@ -314,7 +314,7 @@ public:
 private:
 	const range_t range;
 	const int32_t step;
-	const size_t length_;
+	const int length_;
 	const char fill_char;
 	int32_t value_ { 0 };