363 lines
8.4 KiB
C++
363 lines
8.4 KiB
C++
#include "pch.h"
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#include "fullscrn.h"
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#include "render.h"
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#include "winmain.h"
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int fullscrn::screen_mode;
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HWND fullscrn::hWnd;
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tagRECT fullscrn::WindowRect1, fullscrn::WindowRect2;
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rectangle_type fullscrn::WHRect;
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int fullscrn::fullscrn_flag1;
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int fullscrn::display_changed;
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int fullscrn::ChangeDisplay, fullscrn::SmthFullScrnFlag2;
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int fullscrn::trick;
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int fullscrn::MenuEnabled;
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HMENU fullscrn::MenuHandle;
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void fullscrn::init(int width, int height, int isFullscreen, HWND winHandle, HMENU menuHandle, int changeDisplay)
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{
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WHRect.XPosition = 0;
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WHRect.YPosition = 0;
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ChangeDisplay = changeDisplay;
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hWnd = winHandle;
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MenuHandle = menuHandle;
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WHRect.Width = width;
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WHRect.Height = height;
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GetWindowRect(GetDesktopWindow(), &fullscrn::WindowRect1);
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int widht2 = width + 2 * GetSystemMetrics(SM_CXBORDER);
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int height2 = height + 2 * GetSystemMetrics(SM_CYBORDER);
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int menuHeight = GetSystemMetrics(SM_CYMENU);
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int captionHeight = GetSystemMetrics(SM_CYCAPTION);
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int borderHeight = WindowRect1.bottom - WindowRect1.top - height2;
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WindowRect2.bottom = borderHeight / 2 - 2 + height2 + 4;
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WindowRect2.right = (WindowRect1.right - WindowRect1.left - widht2) / 2 - 2 + widht2 + 4;
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WindowRect2.left = (WindowRect1.right - WindowRect1.left - widht2) / 2 - 2;
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WindowRect2.top = borderHeight / 2 - (captionHeight + menuHeight) - 2;
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MoveWindow(
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hWnd,
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(WindowRect1.right - WindowRect1.left - widht2) / 2 - 2,
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WindowRect2.top,
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widht2 + 4 + 10,
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WindowRect2.bottom - WindowRect2.top + 10,
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0);
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// Todo: WH + 10 hack: original request 640x480 window but somehow receives 650x490, even thought spyxx says it is 640x480
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fullscrn_flag1 = 0;
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}
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void fullscrn::shutdown()
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{
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if (display_changed)
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set_screen_mode(0);
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}
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int fullscrn::set_screen_mode(int isFullscreen)
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{
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int result = isFullscreen;
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if (isFullscreen == screen_mode)
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return result;
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screen_mode = isFullscreen;
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if (isFullscreen)
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{
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if (IsWindowVisible(hWnd))
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GetWindowRect(hWnd, &WindowRect2);
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enableFullscreen();
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BYTE1(fullscrn_flag1) |= 0x80u;
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InvalidateRect(hWnd, nullptr, 1);
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set_menu_mode(0);
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result = disableWindowFlagsDisDlg();
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}
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else
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{
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disableFullscreen();
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BYTE1(fullscrn_flag1) |= 0x80u;
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InvalidateRect(hWnd, nullptr, 1);
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set_menu_mode(1);
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result = RedrawWindow(nullptr, nullptr, nullptr, 0x185u);
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}
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return result;
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}
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int fullscrn::disableWindowFlagsDisDlg()
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{
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long style = GetWindowLongA(hWnd, -16);
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return SetWindowLongA(hWnd, -16, style & 0xFF3FFFFF);
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}
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int fullscrn::setWindowFlagsDisDlg()
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{
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int style = GetWindowLongA(hWnd, -16);
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return SetWindowLongA(hWnd, -16, style | 0xC00000);
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}
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int fullscrn::enableFullscreen()
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{
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tagRECT Rect{};
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DEVMODEA DevMode{};
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if (ChangeDisplay && !display_changed)
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{
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DevMode.dmSize = 156;
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DevMode.dmFields = 1835008;
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DevMode.dmPelsWidth = 640;
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DevMode.dmPelsHeight = 480;
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DevMode.dmBitsPerPel = 8;
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disableWindowFlagsDisDlg();
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if (trick)
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{
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GetWindowRect(GetDesktopWindow(), &Rect);
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SetWindowPos(hWnd, (HWND)((int)HWND_MESSAGE | 0x2), 0, 0, Rect.right - Rect.left + 1,
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Rect.bottom - Rect.top + 1, 8u);
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}
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SmthFullScrnFlag2 = 1;
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LONG changeDispResult = ChangeDisplaySettingsA(&DevMode, 4u);
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if (changeDispResult == 1)
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{
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BYTE2(DevMode.dmFields) &= 0xFBu;
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SmthFullScrnFlag2 = 1;
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changeDispResult = ChangeDisplaySettingsA(&DevMode, 4u);
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}
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display_changed = changeDispResult == 0;
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if (changeDispResult == 0)
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return 1;
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}
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GetWindowRect(GetDesktopWindow(), &Rect);
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disableWindowFlagsDisDlg();
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SetWindowPos(hWnd, (HWND)0xFFFFFFFE, 0, 0, Rect.right - Rect.left + 1, Rect.bottom - Rect.top + 1, 8u);
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return 0;
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}
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int fullscrn::disableFullscreen()
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{
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if (display_changed)
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{
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display_changed = 0;
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SmthFullScrnFlag2 = 1;
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ChangeDisplaySettingsA(nullptr, 4u);
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if (trick)
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SetWindowPos(hWnd, (HWND)0xFFFFFFFE, 0, 0, 0, 0, 0x13u);
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}
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setWindowFlagsDisDlg();
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SetWindowPos(
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hWnd,
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nullptr,
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WindowRect2.left,
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WindowRect2.top,
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WindowRect2.right - WindowRect2.left,
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WindowRect2.bottom - WindowRect2.top,
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0x14u);
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return 0;
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}
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bool fullscrn::set_menu_mode(int menuEnabled)
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{
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BOOL result;
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MenuEnabled = menuEnabled;
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GetWindowCenter();
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if (MenuEnabled)
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{
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fullscrn_flag1 |= 2u;
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InvalidateRect(hWnd, nullptr, 1);
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result = SetMenu(hWnd, MenuHandle);
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}
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else
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{
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fullscrn_flag1 |= 1u;
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InvalidateRect(hWnd, nullptr, 1);
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result = SetMenu(hWnd, nullptr);
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}
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return result;
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}
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void fullscrn::GetWindowCenter()
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{
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int yPos;
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tagRECT Rect{};
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if (screen_mode)
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{
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GetWindowRect(GetDesktopWindow(), &Rect);
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render::vscreen.XPosition = (Rect.right - render::vscreen.Width - Rect.left) / 2;
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yPos = (Rect.bottom - render::vscreen.Height - Rect.top) / 2;
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}
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else
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{
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render::vscreen.XPosition = 0;
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yPos = GetSystemMetrics(15);
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}
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render::vscreen.YPosition = yPos;
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if (MenuEnabled)
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render::vscreen.YPosition -= GetSystemMetrics(15);
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}
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void fullscrn::force_redraw()
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{
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BYTE1(fullscrn_flag1) |= 0x80u;
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}
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void fullscrn::center_in(HWND parent, HWND child)
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{
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LONG right;
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tagRECT childRect{}, parentRect{}, desktopRect{};
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GetWindowRect(parent, &parentRect);
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GetWindowRect(child, &childRect);
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GetWindowRect(GetDesktopWindow(), &desktopRect);
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if (display_changed)
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{
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desktopRect.bottom = 480;
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desktopRect.left = 0;
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desktopRect.top = 0;
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right = 640;
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desktopRect.right = 640;
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parentRect.left = 0;
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parentRect.top = 0;
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parentRect.right = 640;
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parentRect.bottom = 480;
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}
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else
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{
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right = desktopRect.right;
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}
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int childHeight = childRect.bottom - childRect.top;
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int smthWidth = parentRect.left + (parentRect.right + childRect.left - childRect.right - parentRect.left) / 2;
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int smthHeight = parentRect.top + (parentRect.bottom + childRect.top - childRect.bottom - parentRect.top) / 2;
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if (childRect.right - childRect.left + smthWidth > right)
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smthWidth = right - (childRect.right - childRect.left);
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if (childHeight + smthHeight > desktopRect.bottom)
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smthHeight = desktopRect.bottom - childHeight;
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if (smthWidth < desktopRect.left)
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smthWidth = desktopRect.left;
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if (smthHeight < desktopRect.top)
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smthHeight = desktopRect.top;
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MoveWindow(child, smthWidth, smthHeight, childRect.right - childRect.left, childRect.bottom - childRect.top, 0);
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}
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int fullscrn::displaychange()
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{
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int result = 0;
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if (SmthFullScrnFlag2)
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{
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SmthFullScrnFlag2 = 0;
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}
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else
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{
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if (screen_mode && display_changed)
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{
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display_changed = 0;
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screen_mode = 0;
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setWindowFlagsDisDlg();
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BYTE1(fullscrn_flag1) |= 0x80u;
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InvalidateRect(hWnd, nullptr, 1);
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set_menu_mode(1);
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SetWindowPos(
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hWnd,
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nullptr,
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WindowRect2.left,
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WindowRect2.top,
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WindowRect2.right - WindowRect2.left,
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WindowRect2.bottom - WindowRect2.top,
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0x1Cu);
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result = 1;
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}
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else
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{
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SetWindowPos(
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hWnd,
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nullptr,
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WindowRect2.left,
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WindowRect2.top,
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WindowRect2.right - WindowRect2.left,
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WindowRect2.bottom - WindowRect2.top,
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0x14u);
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}
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center_in(GetDesktopWindow(), hWnd);
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}
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return result;
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}
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void fullscrn::activate(int flag)
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{
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if (screen_mode)
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{
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if (!flag)
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{
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set_screen_mode(0);
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SetWindowPos(hWnd, (HWND)1, 0, 0, 0, 0, 0x13u);
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}
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}
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}
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void fullscrn::fillRect(int right, int bottom)
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{
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// Weird reg usage, should be zero
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int v2 = 0;
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int v3 = 0;
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RECT rc;
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HGDIOBJ brush = CreateSolidBrush(0);
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if (brush)
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{
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HDC dc = winmain::_GetDC(hWnd);
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HGDIOBJ brushHandle = SelectObject(dc, brush);
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if (dc)
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{
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rc.right = right + v2 + 1;
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rc.bottom = bottom + v3 + 1;
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rc.left = v2;
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rc.top = v3;
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FillRect(dc, &rc, static_cast<HBRUSH>(brush));
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ReleaseDC(hWnd, dc);
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}
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SelectObject(dc, brushHandle);
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DeleteObject(brush);
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}
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}
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int fullscrn::convert_mouse_pos(unsigned int mouseXY)
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{
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unsigned __int16 x = mouseXY & 0xffFF - render::vscreen.XPosition;
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unsigned __int16 y = (mouseXY >> 16) - render::vscreen.YPosition;
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return x | y << 16;
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}
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void fullscrn::getminmaxinfo(MINMAXINFO* maxMin)
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{
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maxMin->ptMaxSize.x = WindowRect2.right - WindowRect2.left;
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maxMin->ptMaxSize.y = WindowRect2.bottom - WindowRect2.top;
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maxMin->ptMaxPosition.x = WindowRect2.left;
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maxMin->ptMaxPosition.y = WindowRect2.top;
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}
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void fullscrn::paint()
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{
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int menuHeight;
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if (screen_mode)
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{
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if ((fullscrn_flag1 & 0x8000) == 0 && fullscrn_flag1)
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{
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if (fullscrn_flag1 & 1)
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{
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menuHeight = GetSystemMetrics(SM_CYMENU);
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fillRect(WindowRect1.right - 1, menuHeight);
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}
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}
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else
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{
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if (MenuEnabled)
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menuHeight = GetSystemMetrics(SM_CYMENU);
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else
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menuHeight = 0;
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fillRect(WindowRect1.right, menuHeight + WindowRect1.bottom);
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}
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}
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render::paint();
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fullscrn_flag1 = 0;
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}
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