Engine directory for ticket #1

Engine/source/windowManager/win32/win32SplashScreen.cpp

@@ -0,0 +1,142 @@
+//-----------------------------------------------------------------------------
+// Copyright (c) 2012 GarageGames, LLC
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to
+// deal in the Software without restriction, including without limitation the
+// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+// sell copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+// IN THE SOFTWARE.
+//-----------------------------------------------------------------------------
+
+#define _WIN32_WINNT 0x0500
+#include <windows.h>
+
+#include "platform/platform.h"
+#include "console/console.h"
+
+// from Torque.rc
+#define IDI_ICON1 103
+
+// Window Class name
+static const TCHAR* c_szSplashClass = L"Torque3DSplashWindow";
+
+static HWND gSplashWndOwner = NULL;
+static HWND gSplashWnd = NULL;
+static HBITMAP gSplashImage = NULL;
+
+// Registers a window class for the splash and splash owner windows.
+static void RegisterWindowClass(HINSTANCE hinst)
+
+{
+	WNDCLASS wc = { 0 };
+	wc.lpfnWndProc = DefWindowProc;
+	wc.hInstance = hinst;
+	wc.hIcon = LoadIcon(hinst, MAKEINTRESOURCE(IDI_ICON1));
+	wc.hCursor = LoadCursor(NULL, IDC_ARROW);
+	wc.lpszClassName = c_szSplashClass;
+	RegisterClass(&wc);
+}
+
+static void UnregisterSplashWindowClass(HINSTANCE hinst)
+{
+	WNDCLASSEX classInfo;
+	if (GetClassInfoEx(hinst,c_szSplashClass,&classInfo))
+		UnregisterClass(c_szSplashClass,hinst);
+}
+
+// Creates the splash owner window and the splash window.
+static HWND CreateSplashWindow(HINSTANCE hinst)
+
+{
+	RegisterWindowClass(hinst);
+
+	gSplashWndOwner = CreateWindow(c_szSplashClass, NULL, WS_POPUP,
+		0, 0, 0, 0, NULL, NULL, hinst, NULL);
+
+	return CreateWindowEx(WS_EX_LAYERED, c_szSplashClass, NULL, WS_POPUP | WS_VISIBLE,
+		0, 0, 0, 0, gSplashWndOwner, NULL, hinst, NULL);
+}
+
+// Calls UpdateLayeredWindow to set a bitmap (with alpha) as the content of the splash window.
+static void SetSplashImage(HWND hwndSplash, HBITMAP hbmpSplash)
+
+{
+	// get the size of the bitmap
+	BITMAP bm;
+	GetObject(hbmpSplash, sizeof(bm), &bm);
+	SIZE sizeSplash = { bm.bmWidth, bm.bmHeight };
+
+	// get the primary monitor's info
+	POINT ptZero = { 0 };
+	HMONITOR hmonPrimary = MonitorFromPoint(ptZero, MONITOR_DEFAULTTOPRIMARY);
+	MONITORINFO monitorinfo = { 0 };
+	monitorinfo.cbSize = sizeof(monitorinfo);
+	GetMonitorInfo(hmonPrimary, &monitorinfo);
+
+	// center the splash screen in the middle of the primary work area
+	const RECT & rcWork = monitorinfo.rcWork;
+	POINT ptOrigin;
+	ptOrigin.x = rcWork.left + (rcWork.right - rcWork.left - sizeSplash.cx) / 2;
+	ptOrigin.y = rcWork.top + (rcWork.bottom - rcWork.top - sizeSplash.cy) / 2;
+
+	// create a memory DC holding the splash bitmap
+	HDC hdcScreen = GetDC(NULL);
+	HDC hdcMem = CreateCompatibleDC(hdcScreen);
+	HBITMAP hbmpOld = (HBITMAP) SelectObject(hdcMem, hbmpSplash);
+
+	// paint the window (in the right location) with the alpha-blended bitmap
+	UpdateLayeredWindow(hwndSplash, hdcScreen, &ptOrigin, &sizeSplash,
+		hdcMem, &ptZero, RGB(0, 0, 0), NULL, ULW_OPAQUE);
+
+	// delete temporary objects
+	SelectObject(hdcMem, hbmpOld);
+	DeleteDC(hdcMem);
+	ReleaseDC(NULL, hdcScreen);
+}
+
+void CloseSplashWindow(HINSTANCE hinst)
+{
+	if (gSplashWndOwner)
+	{
+		//ShowWindow(gSplashWnd, 0);	
+		DestroyWindow(gSplashWndOwner);
+		UnregisterSplashWindowClass(hinst);
+	}
+
+	gSplashWndOwner = NULL;
+	gSplashWnd = NULL;
+	
+}
+
+bool Platform::displaySplashWindow()
+{
+
+	gSplashImage = (HBITMAP) ::LoadImage(0, L"art\\gui\\splash.bmp", 
+		IMAGE_BITMAP, 0, 0, LR_LOADFROMFILE);
+	
+	if (!gSplashImage)
+		return false;
+
+	gSplashWnd = CreateSplashWindow(GetModuleHandle(NULL));
+
+	if (!gSplashWnd)
+		return false;
+
+	SetSplashImage(gSplashWnd, gSplashImage);
+
+	return true;
+}
+
+