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Profiler: Rename from ProfileViewer :^)
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12 changed files with 6 additions and 6 deletions
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/*
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* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "ProfileTimelineWidget.h"
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#include "Profile.h"
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#include <LibGUI/Painter.h>
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ProfileTimelineWidget::ProfileTimelineWidget(Profile& profile)
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: m_profile(profile)
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{
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set_background_color(Color::White);
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set_fill_with_background_color(true);
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set_size_policy(GUI::SizePolicy::Fill, GUI::SizePolicy::Fixed);
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set_preferred_size(0, 80);
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}
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ProfileTimelineWidget::~ProfileTimelineWidget()
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{
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}
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void ProfileTimelineWidget::paint_event(GUI::PaintEvent& event)
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{
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GUI::Frame::paint_event(event);
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GUI::Painter painter(*this);
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painter.add_clip_rect(event.rect());
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float column_width = (float)frame_inner_rect().width() / (float)m_profile.length_in_ms();
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float frame_height = (float)frame_inner_rect().height() / (float)m_profile.deepest_stack_depth();
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for (auto& event : m_profile.events()) {
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u64 t = event.timestamp - m_profile.first_timestamp();
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int x = (int)((float)t * column_width);
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int cw = max(1, (int)column_width);
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int column_height = frame_inner_rect().height() - (int)((float)event.frames.size() * frame_height);
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bool in_kernel = event.in_kernel;
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Color color = in_kernel ? Color::from_rgb(0xc25e5a) : Color::from_rgb(0x5a65c2);
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for (int i = 0; i < cw; ++i)
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painter.draw_line({ x + i, frame_thickness() + column_height }, { x + i, height() - frame_thickness() * 2 }, color);
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}
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u64 normalized_start_time = min(m_select_start_time, m_select_end_time);
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u64 normalized_end_time = max(m_select_start_time, m_select_end_time);
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int select_start_x = (int)((float)(normalized_start_time - m_profile.first_timestamp()) * column_width);
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int select_end_x = (int)((float)(normalized_end_time - m_profile.first_timestamp()) * column_width);
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painter.fill_rect({ select_start_x, frame_thickness(), select_end_x - select_start_x, height() - frame_thickness() * 2 }, Color(0, 0, 0, 60));
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}
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u64 ProfileTimelineWidget::timestamp_at_x(int x) const
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{
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float column_width = (float)frame_inner_rect().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 ProfileTimelineWidget::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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m_selecting = true;
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m_select_start_time = timestamp_at_x(event.x());
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m_select_end_time = m_select_start_time;
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m_profile.set_timestamp_filter_range(m_select_start_time, m_select_end_time);
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update();
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}
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void ProfileTimelineWidget::mousemove_event(GUI::MouseEvent& event)
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{
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if (!m_selecting)
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return;
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m_select_end_time = timestamp_at_x(event.x());
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m_profile.set_timestamp_filter_range(m_select_start_time, m_select_end_time);
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update();
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}
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void ProfileTimelineWidget::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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m_selecting = false;
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if (m_select_start_time == m_select_end_time)
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m_profile.clear_timestamp_filter_range();
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}
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