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PixelPaint: Minimize clone tool sample marker repaints

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This removes 2 FIXMEs :^)
This commit is contained in:
Tim Ledbetter 2023-02-23 18:14:59 +00:00 committed by Jelle Raaijmakers
parent 19b3d40ad2
commit 9f75c2b075
Notes: sideshowbarker 2024-07-17 00:57:24 +09:00 
Author: https://github.com/tcl3
Commit: https://github.com/SerenityOS/serenity/commit/9f75c2b075
Pull-request: https://github.com/SerenityOS/serenity/pull/17135
2 changed files with 34 additions and 14 deletions
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46
Userland/Applications/PixelPaint/Tools/CloneTool.cpp
View file

@ -66,9 +66,9 @@ void CloneTool::on_mousemove(Layer* layer, MouseEvent& event)
return;
if (m_cursor_offset.has_value()) {
auto old_sample_marker_rect = sample_marker_rect();
m_sample_location = image_event.position() - m_cursor_offset.value();
// FIXME: This is a really inefficient way to update the marker's location
m_editor->update();
update_sample_marker(old_sample_marker_rect);
}
BrushTool::on_mousemove(layer, event);
@ -78,10 +78,10 @@ void CloneTool::on_mousedown(Layer* layer, MouseEvent& event)
{
auto& image_event = event.image_event();
if (image_event.alt()) {
auto old_sample_marker_rect = sample_marker_rect();
m_sample_location = image_event.position();
m_cursor_offset = {};
// FIXME: This is a really dumb way to get the marker to show up
m_editor->update();
update_sample_marker(old_sample_marker_rect);
return;
}
@ -102,16 +102,8 @@ void CloneTool::on_second_paint(Layer const*, GUI::PaintEvent& event)
GUI::Painter painter(*m_editor);
painter.add_clip_rect(event.rect());
auto sample_pos = m_editor->content_to_frame_position(m_sample_location.value());
// We don't want the marker to be a single pixel and hide the color.
auto offset = AK::max(2, size() / 2);
Gfx::IntRect rect = {
(int)sample_pos.x() - offset,
(int)sample_pos.y() - offset,
offset * 2,
offset * 2
};
painter.draw_ellipse_intersecting(rect, m_marker_color, 1);
auto rect = sample_marker_rect();
painter.draw_ellipse_intersecting(rect.value(), m_marker_color, 1);
}
bool CloneTool::on_keydown(GUI::KeyEvent& event)
@ -177,4 +169,30 @@ ErrorOr<GUI::Widget*> CloneTool::get_properties_widget()
return m_properties_widget.ptr();
}
Optional<Gfx::IntRect> CloneTool::sample_marker_rect()
{
if (!m_sample_location.has_value())
return {};
auto sample_pos = m_editor->content_to_frame_position(m_sample_location.value());
// We don't want the marker to be a single pixel and hide the color.
auto offset = AK::max(2, size() / 2);
return Gfx::IntRect {
(int)sample_pos.x() - offset,
(int)sample_pos.y() - offset,
offset * 2,
offset * 2
};
}
void CloneTool::update_sample_marker(Optional<Gfx::IntRect> old_rect)
{
if (old_rect.has_value())
m_editor->update(old_rect.value().inflated(2, 2));
auto current_rect = sample_marker_rect();
if (current_rect.has_value())
m_editor->update(current_rect.value().inflated(2, 2));
}
}

2
Userland/Applications/PixelPaint/Tools/CloneTool.h
View file

@ -32,6 +32,8 @@ protected:
private:
virtual StringView tool_name() const override { return "Clone Tool"sv; }
Optional<Gfx::IntRect> sample_marker_rect();
void update_sample_marker(Optional<Gfx::IntRect> old_rect);
RefPtr<GUI::Widget> m_properties_widget;