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https://github.com/SerenityOS/serenity
synced 2024-10-09 01:20:46 +00:00
Terminal: Changex internal opacity representation to byte instead of float.
This lets us avoid some math during paint events. Patch contributed by "pd"
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@ -1057,7 +1057,7 @@ void Terminal::paint_event(GPaintEvent& event)
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if (m_visual_beep_timer.is_active())
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painter.fill_rect(frame_inner_rect(), Color::Red);
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else
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painter.fill_rect(frame_inner_rect(), Color(Color::Black).with_alpha(255 * m_opacity));
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painter.fill_rect(frame_inner_rect(), Color(Color::Black).with_alpha(m_opacity));
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invalidate_cursor();
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for (word row = 0; row < m_rows; ++row) {
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@ -1066,7 +1066,7 @@ void Terminal::paint_event(GPaintEvent& event)
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if (m_visual_beep_timer.is_active())
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painter.fill_rect(row_rect(row), Color::Red);
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else if (has_only_one_background_color)
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painter.fill_rect(row_rect(row), lookup_color(line.attributes[0].background_color).with_alpha(255 * m_opacity));
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painter.fill_rect(row_rect(row), lookup_color(line.attributes[0].background_color).with_alpha(m_opacity));
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for (word column = 0; column < m_columns; ++column) {
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char ch = line.characters[column];
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bool should_reverse_fill_for_cursor_or_selection = (m_cursor_blink_state && m_in_active_window && row == m_cursor_row && column == m_cursor_column)
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@ -1075,7 +1075,7 @@ void Terminal::paint_event(GPaintEvent& event)
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auto character_rect = glyph_rect(row, column);
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if (!has_only_one_background_color || should_reverse_fill_for_cursor_or_selection) {
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auto cell_rect = character_rect.inflated(0, m_line_spacing);
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painter.fill_rect(cell_rect, lookup_color(should_reverse_fill_for_cursor_or_selection ? attribute.foreground_color : attribute.background_color).with_alpha(255 * m_opacity));
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painter.fill_rect(cell_rect, lookup_color(should_reverse_fill_for_cursor_or_selection ? attribute.foreground_color : attribute.background_color).with_alpha(m_opacity));
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}
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if (ch == ' ')
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continue;
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@ -1144,12 +1144,13 @@ void Terminal::update_cursor()
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flush_dirty_lines();
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}
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void Terminal::set_opacity(float opacity)
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void Terminal::set_opacity(byte new_opacity)
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{
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if (m_opacity == opacity)
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if (m_opacity == new_opacity)
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return;
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window()->set_has_alpha_channel(opacity < 1);
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m_opacity = opacity;
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window()->set_has_alpha_channel(new_opacity < 255);
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m_opacity = new_opacity;
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force_repaint();
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}
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@ -68,7 +68,7 @@ public:
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void apply_size_increments_to_window(GWindow&);
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void set_opacity(float);
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void set_opacity(byte);
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float opacity() { return m_opacity; };
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bool should_beep() { return m_should_beep; }
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void set_should_beep(bool sb) { m_should_beep = sb; };
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@ -258,7 +258,7 @@ private:
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CNotifier m_notifier;
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float m_opacity { 1 };
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byte m_opacity { 255 };
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bool m_needs_background_fill { true };
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bool m_cursor_blink_state { true };
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@ -119,12 +119,11 @@ GWindow* create_settings_window(Terminal& terminal, RefPtr<CConfigFile> config)
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slider->set_background_color(Color::LightGray);
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slider->on_value_changed = [&terminal, &config](int value) {
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float opacity = value / 100.0;
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terminal.set_opacity(opacity);
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terminal.set_opacity(value);
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};
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slider->set_range(0, 100);
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slider->set_value(terminal.opacity() * 100.0);
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slider->set_range(0, 255);
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slider->set_value(terminal.opacity());
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return window;
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}
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@ -162,7 +161,7 @@ int main(int argc, char** argv)
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WeakPtr<GWindow> settings_window;
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auto new_opacity = config->read_num_entry("Window", "Opacity", 255);
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terminal.set_opacity((float)new_opacity / 255.0);
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terminal.set_opacity(new_opacity);
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auto menubar = make<GMenuBar>();
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