RegistersWidget: Fix type warnings.

firmware/application/ui_debug.cpp

@@ -173,9 +173,9 @@ void RegistersWidget::paint(Painter& painter) {
 void RegistersWidget::draw_legend(const Coord left, Painter& painter) {
 	const auto pos = screen_pos();
 
-	for(int i=0; i<config.registers_count; i+=config.registers_per_row()) {
+	for(size_t i=0; i<config.registers_count; i+=config.registers_per_row()) {
 		const Point offset {
-			left, (i / config.registers_per_row()) * row_height
+			left, static_cast<int>((i / config.registers_per_row()) * row_height)
 		};
 
 		const auto text = to_string_hex(i, config.legend_length());
@@ -193,10 +193,10 @@ void RegistersWidget::draw_values(
 ) {
 	const auto pos = screen_pos();
 
-	for(int i=0; i<config.registers_count; i++) {
+	for(size_t i=0; i<config.registers_count; i++) {
 		const Point offset = {
-			left + config.legend_width() + 8 + (i % config.registers_per_row()) * (config.value_width() + 8),
-			(i / config.registers_per_row()) * row_height
+			static_cast<int>(left + config.legend_width() + 8 + (i % config.registers_per_row()) * (config.value_width() + 8)),
+			static_cast<int>((i / config.registers_per_row()) * row_height)
 		};
 
 		const auto value = reader(i);

firmware/application/ui_debug.hpp

@@ -130,42 +130,42 @@ class TemperatureView : public View {
 };
 
 struct RegistersWidgetConfig {
-	int registers_count;
-	int register_bits;
+	size_t registers_count;
+	size_t register_bits;
 
-	constexpr int legend_length() const {
+	constexpr size_t legend_length() const {
 		return (registers_count >= 0x10) ? 2 : 1;
 	}
 
-	constexpr int legend_width() const {
+	constexpr size_t legend_width() const {
 		return legend_length() * 8;
 	}
 
-	constexpr int value_length() const {
+	constexpr size_t value_length() const {
 		return (register_bits + 3) / 4;
 	}
 
-	constexpr int value_width() const {
+	constexpr size_t value_width() const {
 		return value_length() * 8;
 	}
 
-	constexpr int registers_per_row() const {
+	constexpr size_t registers_per_row() const {
 		return (value_length() >= 3) ? 4 : 8;
 	}
 
-	constexpr int registers_row_length() const {
+	constexpr size_t registers_row_length() const {
 		return (registers_per_row() * (value_length() + 1)) - 1;
 	}
 
-	constexpr int registers_row_width() const {
+	constexpr size_t registers_row_width() const {
 		return registers_row_length() * 8;
 	}
 
-	constexpr int row_width() const {
+	constexpr size_t row_width() const {
 		return legend_width() + 8 + registers_row_width();
 	}
 
-	constexpr int rows() const {
+	constexpr size_t rows() const {
 		return registers_count / registers_per_row();
 	}
 };
@@ -185,7 +185,7 @@ class RegistersWidget : public Widget {
 	const RegistersWidgetConfig config;
 	const std::function<uint32_t(const size_t register_number)> reader;
 
-	static constexpr int row_height = 16;
+	static constexpr size_t row_height = 16;
 
 	void draw_legend(const Coord left, Painter& painter);
 	void draw_values(const Coord left, Painter& painter);