| /* |
| * ReactOS Task Manager |
| * |
| * graph.c |
| * |
| * Copyright (C) 1999 - 2001 Brian Palmer <brianp@reactos.org> |
| * Copyright (C) 2008 Vladimir Pankratov |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Lesser General Public |
| * License as published by the Free Software Foundation; either |
| * version 2.1 of the License, or (at your option) any later version. |
| * |
| * This library 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 |
| * Lesser General Public License for more details. |
| * |
| * You should have received a copy of the GNU Lesser General Public |
| * License along with this library; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA |
| */ |
| |
| #include <stdio.h> |
| #include <stdlib.h> |
| |
| #include <windows.h> |
| #include <commctrl.h> |
| #include <winnt.h> |
| |
| #include "wine/unicode.h" |
| #include "taskmgr.h" |
| #include "perfdata.h" |
| |
| #define BRIGHT_GREEN RGB(0, 255, 0) |
| #define DARK_GREEN RGB(0, 130, 0) |
| #define RED RGB(255, 0, 0) |
| |
| |
| WNDPROC OldGraphWndProc; |
| |
| static void Graph_DrawCpuUsageGraph(HDC hDC, HWND hWnd) |
| { |
| RECT rcClient; |
| RECT rcBarLeft; |
| RECT rcBarRight; |
| WCHAR Text[256]; |
| 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; |
| |
| static const WCHAR wszFormatI[] = {'%','d','%','%',0}; |
| static const WCHAR wszFormatII[] = {' ',' ','%','d','%','%',0}; |
| static const WCHAR wszFormatIII[] = {' ','%','d','%','%',0}; |
| |
| /* |
| * 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(); |
| |
| /* |
| * Check and see how many digits it will take |
| * so we get the indentation right every time. |
| */ |
| if (CpuUsage == 100) |
| { |
| sprintfW(Text, wszFormatI, (int)CpuUsage); |
| } |
| else if (CpuUsage < 10) |
| { |
| sprintfW(Text, wszFormatII, (int)CpuUsage); |
| } |
| else |
| { |
| sprintfW(Text, wszFormatIII, (int)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<nBarsFree; i++) |
| { |
| FillSolidRect(hDC, &rcBarLeft, DARK_GREEN); |
| FillSolidRect(hDC, &rcBarRight, DARK_GREEN); |
| |
| rcBarLeft.top += 3; |
| rcBarLeft.bottom += 3; |
| |
| rcBarRight.top += 3; |
| rcBarRight.bottom += 3; |
| } |
| |
| /* |
| * Draw the "used" bars |
| */ |
| for (i=0; i<nBarsUsed; i++) |
| { |
| if (nBarsUsed > 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<nBarsUsedKernel; i++) |
| { |
| if (nBarsUsedKernel > 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++; |
| } |
| } |
| } |
| |
| static void Graph_DrawMemUsageGraph(HDC hDC, HWND hWnd) |
| { |
| RECT rcClient; |
| RECT rcBarLeft; |
| RECT rcBarRight; |
| WCHAR Text[256]; |
| ULONGLONG CommitChargeTotal; |
| ULONGLONG CommitChargeLimit; |
| int nBars; |
| int nBarsUsed = 0; |
| /* 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; |
| |
| static const WCHAR wszFormat[] = {'%','d','K',0}; |
| |
| /* |
| * 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(); |
| |
| sprintfW(Text, wszFormat, (int)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) - (strlenW(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; |
| if (CommitChargeLimit) |
| 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<nBarsFree; i++) |
| { |
| FillSolidRect(hDC, &rcBarLeft, DARK_GREEN); |
| FillSolidRect(hDC, &rcBarRight, DARK_GREEN); |
| |
| rcBarLeft.top += 3; |
| rcBarLeft.bottom += 3; |
| |
| rcBarRight.top += 3; |
| rcBarRight.bottom += 3; |
| } |
| |
| /* |
| * Draw the "used" bars |
| */ |
| for (i=0; i<nBarsUsed; i++) |
| { |
| FillSolidRect(hDC, &rcBarLeft, BRIGHT_GREEN); |
| FillSolidRect(hDC, &rcBarRight, BRIGHT_GREEN); |
| |
| rcBarLeft.top += 3; |
| rcBarLeft.bottom += 3; |
| |
| rcBarRight.top += 3; |
| rcBarRight.bottom += 3; |
| } |
| } |
| |
| static void Graph_DrawMemUsageHistoryGraph(HDC hDC, HWND hWnd) |
| { |
| RECT rcClient; |
| int i; |
| static int offset = 0; |
| |
| if (offset++ >= 10) |
| offset = 0; |
| |
| /* |
| * Get the client area rectangle |
| */ |
| GetClientRect(hWnd, &rcClient); |
| |
| /* |
| * Fill it with blackness |
| */ |
| FillSolidRect(hDC, &rcClient, RGB(0, 0, 0)); |
| |
| /* |
| * Draw the graph background |
| * |
| * Draw the horizontal bars |
| */ |
| for (i=0; i<rcClient.bottom; i++) |
| { |
| if ((i % 11) == 0) |
| { |
| /* FillSolidRect2(hDC, 0, i, rcClient.right, 1, DARK_GREEN); */ |
| } |
| } |
| /* |
| * Draw the vertical bars |
| */ |
| for (i=11; i<rcClient.right + offset; i++) |
| { |
| if ((i % 11) == 0) |
| { |
| /* FillSolidRect2(hDC, i - offset, 0, 1, rcClient.bottom, DARK_GREEN); */ |
| } |
| } |
| |
| /* |
| * Draw the memory usage |
| */ |
| for (i=rcClient.right; i>=0; i--) |
| { |
| } |
| } |
| |
| INT_PTR 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 = GetWindowLongPtrW(hWnd, GWLP_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 CallWindowProcW(OldGraphWndProc, hWnd, message, wParam, lParam); |
| } |