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-rw-r--r--plugins/SendScreenshotPlus/src/Utils.cpp153
-rw-r--r--plugins/SendScreenshotPlus/src/Utils.h6
2 files changed, 66 insertions, 93 deletions
diff --git a/plugins/SendScreenshotPlus/src/Utils.cpp b/plugins/SendScreenshotPlus/src/Utils.cpp
index 453f0db37a..02dcbca2eb 100644
--- a/plugins/SendScreenshotPlus/src/Utils.cpp
+++ b/plugins/SendScreenshotPlus/src/Utils.cpp
@@ -71,62 +71,57 @@ BOOL CALLBACK MonitorInfoEnumProc(HMONITOR hMonitor, HDC hdcMonitor, LPRECT lprc
return TRUE;
}
+FIBITMAP* CreateDIBFromDC(HDC hDC,const RECT* rect,HWND hCapture=0);
//---------------------------------------------------------------------------
// capture window as FIBITMAP - caller must FIP->FI_Unload(dib)
-FIBITMAP* CaptureWindow (HWND hCapture, BOOL bClientArea, BOOL bIndirectCapture) {
- FIBITMAP *dib;
- HWND hForegroundWin;
- HDC hScrDC; // screen DC
- RECT rect; // screen RECT
- SIZE size; // DIB width and height = window resolution
-
- if (!hCapture || !IsWindow(hCapture)) return 0;
- hForegroundWin = GetForegroundWindow(); //Saving foreground window
- SetForegroundWindow(hCapture); // Make sure the target window is the foreground one
+FIBITMAP* CaptureWindow(HWND hCapture, BOOL bClientArea, BOOL bIndirectCapture){
+ FIBITMAP* dib;
+ HWND hForegroundWin;
+ RECT rect;//cropping rect
+
+ if(!hCapture || !IsWindow(hCapture))
+ return NULL;
+ hForegroundWin=GetForegroundWindow(); // old foreground window
+ SetForegroundWindow(hCapture); // force target foreground
BringWindowToTop(hCapture); // bring it to top as well
/// redraw window to prevent runtime artifacts in picture
UpdateWindow(hCapture);
+ HWND hParent=GetAncestor(hCapture,GA_PARENT);
+ if(hParent && !IsChild(hParent,hCapture))
+ hParent=NULL;
if(bIndirectCapture){
intptr_t wastopmost=GetWindowLongPtr(hCapture,GWL_EXSTYLE)&WS_EX_TOPMOST;
if(!wastopmost)
SetWindowPos(hCapture,HWND_TOPMOST,0,0,0,0,SWP_NOMOVE|SWP_NOSIZE);
- hScrDC = GetDC(NULL); /*Get full virtualscreen*/
- size.cx = GetSystemMetrics(SM_CXVIRTUALSCREEN);
- size.cy = GetSystemMetrics(SM_CYVIRTUALSCREEN);
- dib = CaptureScreen(hScrDC,size);
- ReleaseDC(hCapture,hScrDC);
if(bClientArea){
GetClientRect(hCapture,&rect);
ClientToScreen(hCapture,(POINT*)&rect);
rect.right+=rect.left; rect.bottom+=rect.top;
}else
GetWindowRect(hCapture,&rect);
- if(rect.left<0) rect.left=0;
- if(rect.top<0) rect.top=0;
- if(rect.right>(long)FIP->FI_GetWidth(dib)) rect.right=FIP->FI_GetWidth(dib);
- if(rect.bottom>(long)FIP->FI_GetHeight(dib)) rect.bottom=FIP->FI_GetHeight(dib);
- /// crop the window to ClientArea
- FIBITMAP* dibClient = FIP->FI_Copy(dib,rect.left,rect.top,rect.right,rect.bottom);
- FIP->FI_Unload(dib);
- dib = dibClient;
+ dib=CaptureMonitor(NULL,&rect);
if(!wastopmost)
SetWindowPos(hCapture,HWND_NOTOPMOST,0,0,0,0,SWP_NOMOVE|SWP_NOSIZE);
}else{
+ HDC hDCsrc;
GetWindowRect(hCapture,&rect);
- if(GetAncestor(hCapture,GA_PARENT))
- hScrDC=GetDC(hCapture);//hCapture is part of a window, capture that
+ if(hParent)
+ hDCsrc=GetDC(hCapture);//hCapture is part of a window, capture that
else
- hScrDC=GetWindowDC(hCapture);//entire window w/ title bar
- size.cx=ABS(rect.right-rect.left);
- size.cy=ABS(rect.bottom-rect.top);
+ hDCsrc=GetWindowDC(hCapture);//entire window w/ title bar
+ rect.right=ABS(rect.right-rect.left);
+ rect.bottom=ABS(rect.bottom-rect.top);
+ rect.left=rect.top=0;
/// capture window and get FIBITMAP
- dib = CaptureScreen(hScrDC,size,hCapture);
- ReleaseDC(hCapture,hScrDC);
+ dib = CreateDIBFromDC(hDCsrc,&rect,hCapture);
+ ReleaseDC(hCapture,hDCsrc);
if(bClientArea){//we could capture directly, but doing so breaks GetWindowRgn() and also includes artifacts...
+ GetWindowRect(hCapture,&rect);
RECT rectCA; GetClientRect(hCapture,&rectCA);
ClientToScreen(hCapture,(POINT*)&rectCA);
- rectCA.left-=rect.left; rectCA.top-=rect.top;
+ rectCA.left=ABS(rectCA.left-rect.left);
+ rectCA.top=ABS(rectCA.top-rect.top);
rectCA.right+=rectCA.left; rectCA.bottom+=rectCA.top;
/// crop the window to ClientArea
FIBITMAP* dibClient = FIP->FI_Copy(dib,rectCA.left,rectCA.top,rectCA.right,rectCA.bottom);
@@ -141,47 +136,57 @@ FIBITMAP* CaptureWindow (HWND hCapture, BOOL bClientArea, BOOL bIndirectCapture
return dib;
}
-FIBITMAP* CaptureMonitor (TCHAR* szDevice) {
- SIZE size;
+FIBITMAP* CaptureMonitor(const TCHAR* szDevice,const RECT* cropRect/*=NULL*/){
HDC hScrDC;
- FIBITMAP *dib = NULL;
- // get screen resolution
- if(!szDevice) {
- hScrDC = GetDC(NULL); /*Get full virtualscreen*/
- size.cx = GetSystemMetrics(SM_CXVIRTUALSCREEN);
- size.cy = GetSystemMetrics(SM_CYVIRTUALSCREEN);
+ RECT rect;
+ FIBITMAP* dib;
+ /// get screen resolution
+ if(!szDevice){
+ hScrDC = CreateDC(_T("DISPLAY"),NULL,NULL,NULL);
+ rect.left=GetSystemMetrics(SM_XVIRTUALSCREEN);
+ rect.top=GetSystemMetrics(SM_YVIRTUALSCREEN);
+ rect.right=GetSystemMetrics(SM_CXVIRTUALSCREEN);
+ rect.bottom=GetSystemMetrics(SM_CYVIRTUALSCREEN);
+ }else{
+ hScrDC = CreateDC(szDevice,NULL,NULL,NULL);
+ rect.left=rect.top=0;
+ rect.right=GetDeviceCaps(hScrDC,HORZRES);
+ rect.bottom=GetDeviceCaps(hScrDC,VERTRES);
}
- else {
- hScrDC = CreateDC(szDevice, NULL, NULL, NULL);
- size.cx = GetDeviceCaps(hScrDC, HORZRES);
- size.cy = GetDeviceCaps(hScrDC, VERTRES);
+ if(cropRect){
+ if(cropRect->left > rect.left) rect.left=cropRect->left;
+ if(cropRect->top > rect.top) rect.top=cropRect->top;
+ if(cropRect->right < rect.right) rect.right=cropRect->right;
+ if(cropRect->bottom < rect.bottom) rect.bottom=cropRect->bottom;
}
- dib = CaptureScreen (hScrDC, size);
- ReleaseDC(NULL, hScrDC);
+ dib=CreateDIBFromDC(hScrDC,&rect);
+ ReleaseDC(NULL,hScrDC);
return dib;
}
-FIBITMAP* CaptureScreen (HDC hDC,SIZE size,HWND hCapture){
-//HDC GetDC (NULL) entire desktp
-//HDC GetDC (HWND hWnd) client area of the specified window. (may include artifacts)
-//HDC GetWindowDC (HWND hWnd) entire window.
- FIBITMAP *dib = NULL;
+FIBITMAP* CreateDIBFromDC(HDC hDC,const RECT* rect,HWND hCapture/*=NULL*/){
+///HDC GetDC (NULL) entire desktp
+///HDC GetDC (HWND hWnd) client area of the specified window. (may include artifacts)
+///HDC GetWindowDC (HWND hWnd) entire window.
+ FIBITMAP* dib;// return value
HBITMAP hBitmap; // handles to device-dependent bitmaps
HDC hScrDC, hMemDC; // screen DC and memory DC
+ long width=rect->right-rect->left;
+ long height=rect->bottom-rect->top;
// create a DC for the screen and create
// a memory DC compatible to screen DC
if(!(hScrDC=hDC)) hScrDC=GetDC(hCapture);
hMemDC = CreateCompatibleDC(hScrDC);
// create a bitmap compatible with the screen DC
- hBitmap = CreateCompatibleBitmap(hScrDC,size.cx,size.cy);
+ hBitmap = CreateCompatibleBitmap(hScrDC,width,height);//width,height
// select new bitmap into memory DC
SelectObject(hMemDC, hBitmap);
if(hCapture && hDC){
PrintWindow(hCapture,hMemDC,0);
}else{// bitblt screen DC to memory DC
- BitBlt(hMemDC,0,0,size.cx,size.cy,hScrDC,0,0,CAPTUREBLT|SRCCOPY);
+ BitBlt(hMemDC,0,0,width,height,hScrDC,rect->left,rect->top,CAPTUREBLT|SRCCOPY);
}
dib = FIP->FI_CreateDIBFromHBITMAP(hBitmap);
@@ -191,20 +196,20 @@ FIBITMAP* CaptureScreen (HDC hDC,SIZE size,HWND hCapture){
bool bFixAlpha=true;
bool bInvert=false;
HBRUSH hBr=CreateSolidBrush(RGB(255,255,255));//Create a SolidBrush object for non transparent area
- HBITMAP hMask=CreateBitmap(size.cx,size.cy,1,1,NULL);// Create monochrome (1 bit) B+W mask bitmap.
+ HBITMAP hMask=CreateBitmap(width,height,1,1,NULL);// Create monochrome (1 bit) B+W mask bitmap.
HDC hMaskDC=CreateCompatibleDC(0);
SelectBitmap(hMaskDC,hMask);
HRGN hRgn=CreateRectRgn(0,0,0,0);
if(hCapture && GetWindowRgn(hCapture,hRgn)==ERROR){
if((GetWindowLongPtr(hCapture,GWL_EXSTYLE)&WS_EX_LAYERED)){
BYTE bAlpha=0;
- COLORREF crKey=0;//0x00bbggrr
+ COLORREF crKey=0x00000000;
DWORD dwFlags=0;
if(GetLayeredWindowAttributes(hCapture,&crKey,&bAlpha,&dwFlags)) {
- //per window transparency (like fading in a whole window).
+ /// per window transparency (like fading in a whole window)
if((dwFlags&LWA_COLORKEY)){
SetBkColor(hMemDC,crKey);
- BitBlt(hMaskDC,0,0,size.cx,size.cy,hMemDC,0,0,SRCCOPY);
+ BitBlt(hMaskDC,0,0,width,height,hMemDC,rect->left,rect->top,SRCCOPY);
bInvert=true;
}else if((dwFlags&LWA_ALPHA)){
bFixAlpha=false;
@@ -213,11 +218,11 @@ FIBITMAP* CaptureScreen (HDC hDC,SIZE size,HWND hCapture){
bFixAlpha=false;
}
}else{//not layered - fill the window region
- SetRectRgn(hRgn,0,0,size.cx,size.cy);
+ SetRectRgn(hRgn,0,0,width,height);
FillRgn(hMaskDC,hRgn,hBr);
}
}else{
- if(!hCapture) SetRectRgn(hRgn,0,0,size.cx,size.cy);//client area only, no transparency
+ if(!hCapture) SetRectRgn(hRgn,0,0,width,height);//client area only, no transparency
FillRgn(hMaskDC,hRgn,hBr);
}
DeleteObject(hRgn);
@@ -288,38 +293,8 @@ FIBITMAP* CaptureScreen (HDC hDC,SIZE size,HWND hCapture){
#endif
return dib;
}
-/*
-FIBITMAP* CaptureDesktop() {//emulate print screen
- FIBITMAP *dib = NULL;
- HBITMAP hBitmap; // handles to device-dependent bitmaps
- BOOL bBitmap = false;
- int i = 0;
- keybd_event(VK_SNAPSHOT, 0x45, KEYEVENTF_EXTENDEDKEY, 0);
- keybd_event(VK_SNAPSHOT, 0x45, KEYEVENTF_EXTENDEDKEY | KEYEVENTF_KEYUP, 0);
- do {//Clipboard need time to get bitmap from keybd_event,
- i++; //we use a counter to get this time.
- bBitmap = IsClipboardFormatAvailable(CF_BITMAP);
- if(i == 500) return (FIBITMAP*)0; //emergency exit if something go wrong
- } while (!bBitmap);
- #ifdef _DEBUG
- char mess[120] = {0};
- char* pszMess = mess;
- mir_snprintf(pszMess,120,"SS Bitmap counter: %i\r\n",i);
- OutputDebugStringA( pszMess );
- #endif
- //get clipboard data
- OpenClipboard(NULL);
- hBitmap = (HBITMAP)GetClipboardData(CF_BITMAP);
-
- //create FIBITMAP * from HBITMAP
- FIP->FI_CorrectBitmap32Alpha(hBitmap, FALSE);
- dib = FIP->FI_CreateDIBFromHBITMAP(hBitmap);
- CloseClipboard();
-
- return dib;
-}*/
-TCHAR* SaveImage(FREE_IMAGE_FORMAT fif, FIBITMAP* dib, TCHAR* pszFilename, TCHAR* pszExt, int flag) {
+TCHAR* SaveImage(FREE_IMAGE_FORMAT fif, FIBITMAP* dib, const TCHAR* pszFilename, const TCHAR* pszExt, int flag) {
int ret=0;
TCHAR* pszFile = NULL;
TCHAR* FileExt = GetFileExt(pszFilename);
diff --git a/plugins/SendScreenshotPlus/src/Utils.h b/plugins/SendScreenshotPlus/src/Utils.h
index 2eab116f54..b2ee63d03e 100644
--- a/plugins/SendScreenshotPlus/src/Utils.h
+++ b/plugins/SendScreenshotPlus/src/Utils.h
@@ -50,10 +50,8 @@ size_t MonitorInfoEnum(MONITORINFOEX* & myMonitors, RECT & virtualScreen);
BOOL CALLBACK MonitorInfoEnumProc(HMONITOR hMonitor, HDC hdcMonitor, LPRECT lprcMonitor, LPARAM dwData);
FIBITMAP* CaptureWindow(HWND hCapture, BOOL bClientArea, BOOL bIndirectCapture);
-FIBITMAP* CaptureMonitor(TCHAR* szDevice);
-FIBITMAP* CaptureScreen(HDC hDC, SIZE size, HWND hCapture=0);
-//FIBITMAP* CaptureDesktop(); /*emulate print screen (not used)*/
-TCHAR* SaveImage(FREE_IMAGE_FORMAT fif, FIBITMAP* dib, TCHAR* pszFilename, TCHAR* pszExt, int flag=0);
+FIBITMAP* CaptureMonitor(const TCHAR* szDevice,const RECT* cropRect=NULL);
+TCHAR* SaveImage(FREE_IMAGE_FORMAT fif, FIBITMAP* dib, const TCHAR* pszFilename, const TCHAR* pszExt, int flag=0);
TCHAR* GetFileNameW(const TCHAR* pszPath);
TCHAR* GetFileExtW (const TCHAR* pszPath);
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-27 07:58:33 +0000