JMR-dev/ReLibreHardwareMonitor
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Michael Möller
2010-01-26 22:37:48 +00:00
commit 39ca26510c
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GUI/PlotPanel.cs
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/*
Version: MPL 1.1/GPL 2.0/LGPL 2.1
The contents of this file are subject to the Mozilla Public License Version
1.1 (the "License"); you may not use this file except in compliance with
the License. You may obtain a copy of the License at
http://www.mozilla.org/MPL/
Software distributed under the License is distributed on an "AS IS" basis,
WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
for the specific language governing rights and limitations under the License.
The Original Code is the Open Hardware Monitor code.
The Initial Developer of the Original Code is
Michael Möller <m.moeller@gmx.ch>.
Portions created by the Initial Developer are Copyright (C) 2009-2010
the Initial Developer. All Rights Reserved.
Contributor(s):
Alternatively, the contents of this file may be used under the terms of
either the GNU General Public License Version 2 or later (the "GPL"), or
the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
in which case the provisions of the GPL or the LGPL are applicable instead
of those above. If you wish to allow use of your version of this file only
under the terms of either the GPL or the LGPL, and not to allow others to
use your version of this file under the terms of the MPL, indicate your
decision by deleting the provisions above and replace them with the notice
and other provisions required by the GPL or the LGPL. If you do not delete
the provisions above, a recipient may use your version of this file under
the terms of any one of the MPL, the GPL or the LGPL.
*/
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Drawing;
using System.Drawing.Drawing2D;
using System.Windows.Forms;
using OpenHardwareMonitor.Hardware;
namespace OpenHardwareMonitor.GUI {
public partial class PlotPanel : UserControl {
private DateTime now;
private List<ISensor> clocks = new List<ISensor>();
private List<ISensor> temperatures = new List<ISensor>();
private List<ISensor> fans = new List<ISensor>();
private IDictionary<ISensor, Color> colors;
private StringFormat centerlower;
private StringFormat centerleft;
private StringFormat lowerleft;
private Brush lightBrush;
private Pen lightPen;
public PlotPanel() {
this.SetStyle(ControlStyles.DoubleBuffer |
ControlStyles.UserPaint |
ControlStyles.AllPaintingInWmPaint |
ControlStyles.ResizeRedraw, true);
this.UpdateStyles();
InitializeComponent();
centerlower = new StringFormat();
centerlower.Alignment = StringAlignment.Center;
centerlower.LineAlignment = StringAlignment.Near;
centerleft = new StringFormat();
centerleft.Alignment = StringAlignment.Far;
centerleft.LineAlignment = StringAlignment.Center;
lowerleft = new StringFormat();
lowerleft.Alignment = StringAlignment.Far;
lowerleft.LineAlignment = StringAlignment.Near;
lightBrush = new SolidBrush(Color.FromArgb(245, 245, 245));
lightPen = new Pen(Color.FromArgb(200, 200, 200));
}
private List<float> GetTemperatureGrid() {
float? minTempNullable = null;
float? maxTempNullable = null;
foreach (ISensor sensor in temperatures) {
IEnumerable<ISensorEntry> graph = sensor.Plot;
foreach (ISensorEntry entry in graph) {
if (!minTempNullable.HasValue || minTempNullable > entry.Value)
minTempNullable = entry.Value;
if (!maxTempNullable.HasValue || maxTempNullable < entry.Value)
maxTempNullable = entry.Value;
}
}
if (!minTempNullable.HasValue) {
minTempNullable = 20;
maxTempNullable = 30;
}
float maxTemp = (float)Math.Ceiling(maxTempNullable.Value / 10) * 10;
float minTemp = (float)Math.Floor(minTempNullable.Value / 10) * 10;
if (maxTemp == minTemp)
maxTemp += 10;
int countTempMax = 4;
float deltaTemp = maxTemp - minTemp;
int countTemp = (int)Math.Round(deltaTemp / 2);
if (countTemp > countTempMax)
countTemp = (int)Math.Round(deltaTemp / 5);
if (countTemp > countTempMax)
countTemp = (int)Math.Round(deltaTemp / 10);
if (countTemp > countTempMax)
countTemp = (int)Math.Round(deltaTemp / 20);
List<float> grid = new List<float>(countTemp + 1);
for (int i = 0; i <= countTemp; i++) {
grid.Add(minTemp + i * deltaTemp / countTemp);
}
return grid;
}
private List<float> GetTimeGrid() {
float maxTime = 5;
if (temperatures.Count > 0) {
IEnumerator<ISensorEntry> enumerator =
temperatures[0].Plot.GetEnumerator();
if (enumerator.MoveNext()) {
maxTime = (float)(now - enumerator.Current.Time).TotalMinutes;
}
}
int countTime = 10;
float deltaTime = 5;
while (deltaTime + 1 < maxTime && deltaTime < 10)
deltaTime += 1;
while (deltaTime + 2 < maxTime && deltaTime < 30)
deltaTime += 2;
while (deltaTime + 5 < maxTime && deltaTime < 100)
deltaTime += 5;
List<float> grid = new List<float>(countTime + 1);
for (int i = 0; i <= countTime; i++) {
grid.Add(i * deltaTime / countTime);
}
return grid;
}
protected override void OnPaint(PaintEventArgs e) {
now = DateTime.Now - new TimeSpan(0, 0, 4);
List<float> timeGrid = GetTimeGrid();
List<float> tempGrid = GetTemperatureGrid();
Graphics g = e.Graphics;
RectangleF r =
new RectangleF(0, 0, Bounds.Width, Bounds.Height);
float ml = 40;
float mr = 15;
float x0 = r.X + ml;
float w = r.Width - ml - mr;
float mt = 15;
float mb = 28;
float y0 = r.Y + mt;
float h = r.Height - mt - mb;
float leftScaleSpace = 5;
float bottomScaleSpace = 5;
g.Clear(Color.White);
if (w > 0 && h > 0) {
g.FillRectangle(lightBrush, x0, y0, w, h);
g.SmoothingMode = SmoothingMode.HighQuality;
for (int i = 0; i < timeGrid.Count; i++) {
float x = x0 + i * w / (timeGrid.Count - 1);
g.DrawLine(lightPen, x, y0, x, y0 + h);
}
for (int i = 0; i < tempGrid.Count; i++) {
float y = y0 + i * h / (tempGrid.Count - 1);
g.DrawLine(lightPen, x0, y, x0 + w, y);
}
float deltaTemp = tempGrid[tempGrid.Count - 1] - tempGrid[0];
float deltaTime = timeGrid[timeGrid.Count - 1];
foreach (ISensor sensor in temperatures) {
using (Pen pen = new Pen(colors[sensor])) {
IEnumerable<ISensorEntry> graph = sensor.Plot;
PointF last = new PointF();
bool first = true;
foreach (ISensorEntry entry in graph) {
PointF point = new PointF(
x0 + w - w * (float)(now - entry.Time).TotalMinutes / deltaTime,
y0 + h - h * (entry.Value - tempGrid[0]) / deltaTemp);
if (!first)
g.DrawLine(pen, last, point);
last = point;
first = false;
}
}
}
g.SmoothingMode = SmoothingMode.None;
g.FillRectangle(Brushes.White, 0, 0, x0, r.Height);
g.FillRectangle(Brushes.White, x0 + w + 1, 0, r.Width - x0 - w,
r.Height);
for (int i = 1; i < timeGrid.Count; i++) {
float x = x0 + (timeGrid.Count - 1 - i) * w / (timeGrid.Count - 1);
g.DrawString(timeGrid[i].ToString(), Font, Brushes.Black, x,
y0 + h + bottomScaleSpace, centerlower);
}
for (int i = 0; i < tempGrid.Count - 1; i++) {
float y = y0 + (tempGrid.Count - 1 - i) * h / (tempGrid.Count - 1);
g.DrawString(tempGrid[i].ToString(), Font, Brushes.Black,
x0 - leftScaleSpace, y, centerleft);
}
g.SmoothingMode = SmoothingMode.HighQuality;
g.DrawString("[°C]", Font, Brushes.Black, x0 - leftScaleSpace, y0,
lowerleft);
g.DrawString("[min]", Font, Brushes.Black, x0 + w,
y0 + h + bottomScaleSpace, lowerleft);
}
}
public void SetSensors(List<ISensor> sensors,
IDictionary<ISensor, Color> colors)
{
this.colors = colors;
List<ISensor> clocks = new List<ISensor>();
List<ISensor> temperatures = new List<ISensor>();
List<ISensor> fans = new List<ISensor>();
foreach (ISensor sensor in sensors)
switch (sensor.SensorType) {
case SensorType.Clock: clocks.Add(sensor); break;
case SensorType.Temperature: temperatures.Add(sensor); break;
case SensorType.Fan: fans.Add(sensor); break;
}
this.clocks = clocks;
this.temperatures = temperatures;
this.fans = fans;
Invalidate();
}
}
}