/* * ReactOS Task Manager * * graph.cpp * * Copyright (C) 1999 - 2001 Brian Palmer * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ #ifdef _MSC_VER #include "stdafx.h" #else #define WIN32_LEAN_AND_MEAN // Exclude rarely-used stuff from Windows headers #include #include #include #include #include #include #include #include #endif #include "taskmgr.h" #include "graph.h" #include "font.h" #include "perfdata.h" LONG OldGraphWndProc; void Graph_DrawCpuUsageGraph(HDC hDC, HWND hWnd); void Graph_DrawMemUsageGraph(HDC hDC, HWND hWnd); void Graph_DrawMemUsageHistoryGraph(HDC hDC, HWND hWnd); LRESULT CALLBACK Graph_WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam) { HDC hdc; PAINTSTRUCT ps; LONG WindowId; switch (message) { case WM_ERASEBKGND: return TRUE; // // Filter out mouse & keyboard messages // //case WM_APPCOMMAND: case WM_CAPTURECHANGED: case WM_LBUTTONDBLCLK: case WM_LBUTTONDOWN: case WM_LBUTTONUP: case WM_MBUTTONDBLCLK: case WM_MBUTTONDOWN: case WM_MBUTTONUP: case WM_MOUSEACTIVATE: case WM_MOUSEHOVER: case WM_MOUSELEAVE: case WM_MOUSEMOVE: //case WM_MOUSEWHEEL: case WM_NCHITTEST: case WM_NCLBUTTONDBLCLK: case WM_NCLBUTTONDOWN: case WM_NCLBUTTONUP: case WM_NCMBUTTONDBLCLK: case WM_NCMBUTTONDOWN: case WM_NCMBUTTONUP: //case WM_NCMOUSEHOVER: //case WM_NCMOUSELEAVE: case WM_NCMOUSEMOVE: case WM_NCRBUTTONDBLCLK: case WM_NCRBUTTONDOWN: case WM_NCRBUTTONUP: //case WM_NCXBUTTONDBLCLK: //case WM_NCXBUTTONDOWN: //case WM_NCXBUTTONUP: case WM_RBUTTONDBLCLK: case WM_RBUTTONDOWN: case WM_RBUTTONUP: //case WM_XBUTTONDBLCLK: //case WM_XBUTTONDOWN: //case WM_XBUTTONUP: case WM_ACTIVATE: case WM_CHAR: case WM_DEADCHAR: case WM_GETHOTKEY: case WM_HOTKEY: case WM_KEYDOWN: case WM_KEYUP: case WM_KILLFOCUS: case WM_SETFOCUS: case WM_SETHOTKEY: case WM_SYSCHAR: case WM_SYSDEADCHAR: case WM_SYSKEYDOWN: case WM_SYSKEYUP: case WM_NCCALCSIZE: return 0; case WM_PAINT: hdc = BeginPaint(hWnd, &ps); WindowId = GetWindowLong(hWnd, GWL_ID); switch (WindowId) { case IDC_CPU_USAGE_GRAPH: Graph_DrawCpuUsageGraph(hdc, hWnd); break; case IDC_MEM_USAGE_GRAPH: Graph_DrawMemUsageGraph(hdc, hWnd); break; case IDC_MEM_USAGE_HISTORY_GRAPH: Graph_DrawMemUsageHistoryGraph(hdc, hWnd); break; } EndPaint(hWnd, &ps); return 0; } // // We pass on all non-handled messages // return CallWindowProc((WNDPROC)OldGraphWndProc, hWnd, message, wParam, lParam); } void Graph_DrawCpuUsageGraph(HDC hDC, HWND hWnd) { RECT rcClient; RECT rcBarLeft; RECT rcBarRight; TCHAR Text[260]; ULONG CpuUsage; ULONG CpuKernelUsage; int nBars; int nBarsUsed; // Bottom bars that are "used", i.e. are bright green, representing used cpu time int nBarsUsedKernel; // Bottom bars that are "used", i.e. are bright green, representing used cpu kernel time int nBarsFree; // Top bars that are "unused", i.e. are dark green, representing free cpu time int i; // // Get the client area rectangle // GetClientRect(hWnd, &rcClient); // // Fill it with blackness // FillSolidRect(hDC, &rcClient, RGB(0, 0, 0)); // // Get the CPU usage // CpuUsage = PerfDataGetProcessorUsage(); CpuKernelUsage = PerfDataGetProcessorSystemUsage(); if (CpuUsage < 0) CpuUsage = 0; if (CpuUsage > 100) CpuUsage = 100; if (CpuKernelUsage < 0) CpuKernelUsage = 0; if (CpuKernelUsage > 100) CpuKernelUsage = 100; // // Check and see how many digits it will take // so we get the indentation right every time. // if (CpuUsage == 100) { sprintf(Text, "%d%%", CpuUsage); } else if (CpuUsage < 10) { sprintf(Text, " %d%%", CpuUsage); } else { sprintf(Text, " %d%%", CpuUsage); } // // Draw the font text onto the graph // The bottom 20 pixels are reserved for the text // Font_DrawText(hDC, Text, ((rcClient.right - rcClient.left) - 32) / 2, rcClient.bottom - 11 - 5); // // Now we have to draw the graph // So first find out how many bars we can fit // nBars = ((rcClient.bottom - rcClient.top) - 25) / 3; nBarsUsed = (nBars * CpuUsage) / 100; if ((CpuUsage) && (nBarsUsed == 0)) { nBarsUsed = 1; } nBarsFree = nBars - nBarsUsed; if (TaskManagerSettings.ShowKernelTimes) { nBarsUsedKernel = ((nBars * 2) * CpuKernelUsage) / 100; nBarsUsed -= (nBarsUsedKernel / 2); } else { nBarsUsedKernel = 0; } // // Now draw the bar graph // rcBarLeft.left = ((rcClient.right - rcClient.left) - 33) / 2; rcBarLeft.right = rcBarLeft.left + 16; rcBarRight.left = rcBarLeft.left + 17; rcBarRight.right = rcBarLeft.right + 17; rcBarLeft.top = rcBarRight.top = 5; rcBarLeft.bottom = rcBarRight.bottom = 7; if (nBarsUsed < 0) nBarsUsed = 0; if (nBarsUsed > nBars) nBarsUsed = nBars; if (nBarsFree < 0) nBarsFree = 0; if (nBarsFree > nBars) nBarsFree = nBars; if (nBarsUsedKernel < 0) nBarsUsedKernel = 0; if (nBarsUsedKernel > nBars) nBarsUsedKernel = nBars; // // Draw the "free" bars // for (i=0; i 5000) nBarsUsed = 5000; FillSolidRect(hDC, &rcBarLeft, BRIGHT_GREEN); FillSolidRect(hDC, &rcBarRight, BRIGHT_GREEN); rcBarLeft.top += 3; rcBarLeft.bottom += 3; rcBarRight.top += 3; rcBarRight.bottom += 3; } // // Draw the "used" kernel bars // rcBarLeft.bottom--; rcBarRight.bottom--; if (nBarsUsedKernel && nBarsUsedKernel % 2) { rcBarLeft.top -= 2; rcBarLeft.bottom -= 2; rcBarRight.top -= 2; rcBarRight.bottom -= 2; FillSolidRect(hDC, &rcBarLeft, RED); FillSolidRect(hDC, &rcBarRight, RED); rcBarLeft.top += 2; rcBarLeft.bottom += 2; rcBarRight.top += 2; rcBarRight.bottom += 2; nBarsUsedKernel--; } for (i=0; i 5000) nBarsUsedKernel = 5000; FillSolidRect(hDC, &rcBarLeft, RED); FillSolidRect(hDC, &rcBarRight, RED); rcBarLeft.top++; rcBarLeft.bottom++; rcBarRight.top++; rcBarRight.bottom++; if (i % 2) { rcBarLeft.top++; rcBarLeft.bottom++; rcBarRight.top++; rcBarRight.bottom++; } } } void Graph_DrawMemUsageGraph(HDC hDC, HWND hWnd) { RECT rcClient; RECT rcBarLeft; RECT rcBarRight; TCHAR Text[260]; ULONGLONG CommitChargeTotal; ULONGLONG CommitChargeLimit; int nBars; int nBarsUsed; // Bottom bars that are "used", i.e. are bright green, representing used memory int nBarsFree; // Top bars that are "unused", i.e. are dark green, representing free memory int i; // // Get the client area rectangle // GetClientRect(hWnd, &rcClient); // // Fill it with blackness // FillSolidRect(hDC, &rcClient, RGB(0, 0, 0)); // // Get the memory usage // CommitChargeTotal = (ULONGLONG)PerfDataGetCommitChargeTotalK(); CommitChargeLimit = (ULONGLONG)PerfDataGetCommitChargeLimitK(); sprintf(Text, "%dK", CommitChargeTotal); // // Draw the font text onto the graph // The bottom 20 pixels are reserved for the text // Font_DrawText(hDC, Text, ((rcClient.right - rcClient.left) - (strlen(Text) * 8)) / 2, rcClient.bottom - 11 - 5); // // Now we have to draw the graph // So first find out how many bars we can fit // nBars = ((rcClient.bottom - rcClient.top) - 25) / 3; nBarsUsed = (nBars * (int)((CommitChargeTotal * 100) / CommitChargeLimit)) / 100; nBarsFree = nBars - nBarsUsed; if (nBarsUsed < 0) nBarsUsed = 0; if (nBarsUsed > nBars) nBarsUsed = nBars; if (nBarsFree < 0) nBarsFree = 0; if (nBarsFree > nBars) nBarsFree = nBars; // // Now draw the bar graph // rcBarLeft.left = ((rcClient.right - rcClient.left) - 33) / 2; rcBarLeft.right = rcBarLeft.left + 16; rcBarRight.left = rcBarLeft.left + 17; rcBarRight.right = rcBarLeft.right + 17; rcBarLeft.top = rcBarRight.top = 5; rcBarLeft.bottom = rcBarRight.bottom = 7; // // Draw the "free" bars // for (i=0; i= 10) offset = 0; // // Get the client area rectangle // GetClientRect(hWnd, &rcClient); // // Fill it with blackness // FillSolidRect(hDC, &rcClient, RGB(0, 0, 0)); // // Get the memory usage // CommitChargeLimit = (ULONGLONG)PerfDataGetCommitChargeLimitK(); // // Draw the graph background // // Draw the horizontal bars // for (i=0; i=0; i--) { } }