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WindowServer: Prevent some overdraw by the window geometry overlay

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While the window geometry overlay is centered inside the tile overlay
neither the text nor the location change, so there is no need to
re-render and update it every time the window moves.
This commit is contained in:
Tom 2023-04-04 10:32:37 -06:00 • committed by Linus Groh
parent 5a73691fe9
commit e1077ebbad
2 changed files with 41 additions and 32 deletions
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58
Userland/Services/WindowServer/Overlays.cpp
View file

@ -228,7 +228,7 @@ Gfx::IntRect ScreenNumberOverlay::calculate_content_rect_for_screen(Screen& scre
WindowGeometryOverlay::WindowGeometryOverlay(Window& window)
: m_window(window)
{
update_rect();
window_rect_changed();
}
void WindowGeometryOverlay::set_actual_rect()
@ -291,35 +291,39 @@ void WindowGeometryOverlay::start_or_stop_move_to_tile_overlay_animation(TileWin
}
}
void WindowGeometryOverlay::update_rect()
void WindowGeometryOverlay::window_rect_changed()
{
if (auto* window = m_window.ptr()) {
auto& wm = WindowManager::the();
auto* tile_window_overlay = wm.get_tile_window_overlay(*window);
auto geometry_rect = tile_window_overlay ? tile_window_overlay->tiled_frame_rect() : window->rect();
if (!window->size_increment().is_empty()) {
int width_steps = (window->width() - window->base_size().width()) / window->size_increment().width();
int height_steps = (window->height() - window->base_size().height()) / window->size_increment().height();
m_label = DeprecatedString::formatted("{} ({}x{})", geometry_rect, width_steps, height_steps);
} else {
m_label = geometry_rect.to_deprecated_string();
UpdateState new_update_state = { geometry_rect, tile_window_overlay != nullptr };
if (m_last_updated != new_update_state) {
m_last_updated = new_update_state;
if (!window->size_increment().is_empty()) {
int width_steps = (window->width() - window->base_size().width()) / window->size_increment().width();
int height_steps = (window->height() - window->base_size().height()) / window->size_increment().height();
m_label = DeprecatedString::formatted("{} ({}x{})", geometry_rect, width_steps, height_steps);
} else {
m_label = geometry_rect.to_deprecated_string();
}
m_label_rect = Gfx::IntRect { 0, 0, static_cast<int>(ceilf(wm.font().width(m_label))) + 16, wm.font().pixel_size_rounded_up() + 10 };
auto rect = calculate_frame_rect(m_label_rect).centered_within(window->frame().rect());
auto desktop_rect = wm.desktop_rect(ScreenInput::the().cursor_location_screen());
if (rect.left() < desktop_rect.left())
rect.set_left(desktop_rect.left());
if (rect.top() < desktop_rect.top())
rect.set_top(desktop_rect.top());
if (rect.right() > desktop_rect.right())
rect.set_right_without_resize(desktop_rect.right());
if (rect.bottom() > desktop_rect.bottom())
rect.set_bottom_without_resize(desktop_rect.bottom());
m_ideal_overlay_rect = rect;
set_actual_rect();
invalidate_content(); // Needed in case the rectangle itself doesn't change, but the contents did.
}
m_label_rect = Gfx::IntRect { 0, 0, static_cast<int>(ceilf(wm.font().width(m_label))) + 16, wm.font().pixel_size_rounded_up() + 10 };
auto rect = calculate_frame_rect(m_label_rect).centered_within(window->frame().rect());
auto desktop_rect = wm.desktop_rect(ScreenInput::the().cursor_location_screen());
if (rect.left() < desktop_rect.left())
rect.set_left(desktop_rect.left());
if (rect.top() < desktop_rect.top())
rect.set_top(desktop_rect.top());
if (rect.right() > desktop_rect.right())
rect.set_right_without_resize(desktop_rect.right());
if (rect.bottom() > desktop_rect.bottom())
rect.set_bottom_without_resize(desktop_rect.bottom());
m_ideal_overlay_rect = rect;
set_actual_rect();
invalidate_content(); // needed in case the rectangle itself doesn't change. But the contents did.
start_or_stop_move_to_tile_overlay_animation(tile_window_overlay);
} else {
@ -332,12 +336,6 @@ void WindowGeometryOverlay::render_overlay_bitmap(Gfx::Painter& painter)
painter.draw_text(Gfx::IntRect { {}, rect().size() }, m_label, WindowManager::the().font(), Gfx::TextAlignment::Center, Color::White);
}
void WindowGeometryOverlay::window_rect_changed()
{
update_rect();
invalidate_content();
}
DndOverlay::DndOverlay(DeprecatedString const& text, Gfx::Bitmap const* bitmap)
: m_bitmap(bitmap)
, m_text(text)