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Code Issues Projects Releases Packages Wiki Activity Actions 6

ResourceGraph: Keep the graph inside the GUI::Frame rect

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Part of the graph was hidden under the frame rect, which had the effect
of delaying the appearance of spikes (well, all changes really.)
This commit is contained in:
Andreas Kling 2020-08-21 16:07:21 +02:00
parent 30554c969c
commit b36ac88349
Notes: sideshowbarker 2024-07-19 03:21:19 +09:00 
Author: https://github.com/awesomekling
Commit: https://github.com/SerenityOS/serenity/commit/b36ac88349a
1 changed files with 6 additions and 4 deletions
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10
MenuApplets/ResourceGraph/main.cpp
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@ -48,6 +48,8 @@ class GraphWidget final : public GUI::Frame {
C_OBJECT(GraphWidget);
public:
static constexpr size_t history_size = 30;
GraphWidget(GraphType graph_type, Optional<Gfx::Color> graph_color)
: m_graph_type(graph_type)
{
@ -101,8 +103,8 @@ private:
auto rect = frame_inner_rect();
for (auto value : m_history) {
painter.draw_line(
{ i, rect.bottom() },
{ i, (int)(rect.height() - (value * (float)rect.height())) },
{ rect.x() + i, rect.bottom() },
{ rect.x() + i, (int)(rect.height() - (value * (float)rect.height())) },
m_graph_color);
++i;
}
@ -156,7 +158,7 @@ private:
GraphType m_graph_type;
Gfx::Color m_graph_color;
CircularQueue<float, 30> m_history;
CircularQueue<float, history_size> m_history;
unsigned m_last_cpu_busy { 0 };
unsigned m_last_cpu_idle { 0 };
String m_tooltip;
@ -211,7 +213,7 @@ int main(int argc, char** argv)
auto window = GUI::Window::construct();
window->set_title(name);
window->set_window_type(GUI::WindowType::MenuApplet);
window->resize(30, 16);
window->resize(GraphWidget::history_size + 2, 16);
window->set_main_widget<GraphWidget>(graph_type, graph_color);
window->show();