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https://github.com/RGBCube/serenity
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Profiler: Migrate mouse events to TimelineView
This change allows for continuous mouse events when hovering the layout spaces between tracks.
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5 changed files with 76 additions and 57 deletions
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@ -5,11 +5,13 @@
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*/
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#include "TimelineView.h"
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#include "Profile.h"
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#include <LibGUI/BoxLayout.h>
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namespace Profiler {
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TimelineView::TimelineView()
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TimelineView::TimelineView(Profile& profile)
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: m_profile(profile)
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{
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set_layout<GUI::VerticalBoxLayout>();
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set_shrink_to_fit(true);
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@ -19,4 +21,45 @@ TimelineView::~TimelineView()
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{
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}
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u64 TimelineView::timestamp_at_x(int x) const
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{
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float column_width = (float)width() / (float)m_profile.length_in_ms();
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float ms_into_profile = (float)x / column_width;
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return m_profile.first_timestamp() + (u64)ms_into_profile;
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}
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void TimelineView::mousedown_event(GUI::MouseEvent& event)
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{
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if (event.button() != GUI::MouseButton::Left)
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return;
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set_selecting(true);
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set_select_start_time(timestamp_at_x(event.x()));
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set_select_end_time(select_start_time());
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m_profile.set_timestamp_filter_range(select_start_time(), select_end_time());
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update();
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}
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void TimelineView::mousemove_event(GUI::MouseEvent& event)
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{
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set_hover_time(timestamp_at_x(event.x()));
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if (is_selecting()) {
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set_select_end_time(hover_time());
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m_profile.set_timestamp_filter_range(select_start_time(), select_end_time());
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}
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update();
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}
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void TimelineView::mouseup_event(GUI::MouseEvent& event)
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{
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if (event.button() != GUI::MouseButton::Left)
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return;
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set_selecting(false);
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if (select_start_time() == select_end_time())
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m_profile.clear_timestamp_filter_range();
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}
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}
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