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path: root/libs/mTextControl/src/FormattedTextDraw.cpp
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Diffstat (limited to 'libs/mTextControl/src/FormattedTextDraw.cpp')
-rw-r--r--libs/mTextControl/src/FormattedTextDraw.cpp133
1 files changed, 77 insertions, 56 deletions
diff --git a/libs/mTextControl/src/FormattedTextDraw.cpp b/libs/mTextControl/src/FormattedTextDraw.cpp
index c5ca3d4ecc..a789d44cd1 100644
--- a/libs/mTextControl/src/FormattedTextDraw.cpp
+++ b/libs/mTextControl/src/FormattedTextDraw.cpp
@@ -33,10 +33,10 @@ const IID IID_ITextDocument = {
uint32_t CALLBACK EditStreamInCallback(DWORD_PTR dwCookie, LPBYTE pbBuff, LONG cb, LONG *pcb)
{
- COOKIE *pCookie = (COOKIE*)dwCookie;
+ COOKIE *pCookie = (COOKIE *)dwCookie;
if (pCookie->isUnicode) {
- if ((pCookie->cbSize - pCookie->cbCount)*sizeof(wchar_t) < (size_t)cb)
- *pcb = LONG(pCookie->cbSize - pCookie->cbCount)*sizeof(wchar_t);
+ if ((pCookie->cbSize - pCookie->cbCount) * sizeof(wchar_t) < (size_t)cb)
+ *pcb = LONG(pCookie->cbSize - pCookie->cbCount) * sizeof(wchar_t);
else
*pcb = cb & ~1UL;
memcpy(pbBuff, pCookie->unicode + pCookie->cbCount, *pcb);
@@ -57,6 +57,47 @@ uint32_t CALLBACK EditStreamInCallback(DWORD_PTR dwCookie, LPBYTE pbBuff, LONG c
/////////////////////////////////////////////////////////////////////////////
// CFormattedTextDraw
+CFormattedTextDraw::CFormattedTextDraw()
+{
+ HDC hdcScreen;
+
+ hdcScreen = GetDC(nullptr);
+ nPixelsPerInchX = GetDeviceCaps(hdcScreen, LOGPIXELSX);
+ nPixelsPerInchY = GetDeviceCaps(hdcScreen, LOGPIXELSY);
+ ReleaseDC(nullptr, hdcScreen);
+
+ SetRectEmpty(&m_rcClient);
+ SetRectEmpty(&m_rcViewInset);
+
+ m_pCF = (CHARFORMAT2W *)malloc(sizeof(CHARFORMAT2W));
+
+ InitDefaultCharFormat();
+ InitDefaultParaFormat();
+ m_spTextServices = nullptr;
+ m_spTextDocument = nullptr;
+
+ m_dwPropertyBits = TXTBIT_RICHTEXT | TXTBIT_MULTILINE | TXTBIT_WORDWRAP | TXTBIT_USECURRENTBKG;
+ m_dwScrollbar = 0;
+ m_dwMaxLength = INFINITE;
+
+ IUnknown *spUnk;
+ HRESULT hr = MyCreateTextServices(nullptr, static_cast<ITextHost *>(this), &spUnk);
+ if (hr == S_OK) {
+ hr = spUnk->QueryInterface(IID_ITextServices, (void **)&m_spTextServices);
+ hr = spUnk->QueryInterface(IID_ITextDocument, (void **)&m_spTextDocument);
+ spUnk->Release();
+ }
+}
+
+CFormattedTextDraw::~CFormattedTextDraw()
+{
+ free(m_pCF);
+ if (m_spTextServices != nullptr)
+ m_spTextServices->Release();
+ if (m_spTextDocument != nullptr)
+ m_spTextDocument->Release();
+}
+
HRESULT CFormattedTextDraw::putRTFTextA(char *newVal)
{
if (!m_spTextServices)
@@ -153,10 +194,10 @@ HRESULT CFormattedTextDraw::putTextW(wchar_t *newVal)
return S_OK;
}
-HRESULT CFormattedTextDraw::Draw(void *hdcDraw, RECT *prc)
+HRESULT CFormattedTextDraw::Draw(HDC hdcDraw, RECT *prc)
{
LOGFONT lf;
- GetObject(GetCurrentObject((HDC)hdcDraw, OBJ_FONT), sizeof(lf), &lf);
+ GetObject(GetCurrentObject(hdcDraw, OBJ_FONT), sizeof(lf), &lf);
LRESULT lResult;
CHARFORMAT cf;
@@ -167,44 +208,40 @@ HRESULT CFormattedTextDraw::Draw(void *hdcDraw, RECT *prc)
(lf.lfUnderline ? CFM_UNDERLINE : 0) |
(lf.lfStrikeOut ? CFM_STRIKEOUT : 0);
cf.dwEffects = CFE_BOLD | CFE_ITALIC | CFE_STRIKEOUT | CFE_UNDERLINE;
- cf.crTextColor = GetTextColor((HDC)hdcDraw);
+ cf.crTextColor = GetTextColor(hdcDraw);
cf.bCharSet = lf.lfCharSet;
- cf.yHeight = 1440 * abs(lf.lfHeight) / GetDeviceCaps((HDC)hdcDraw, LOGPIXELSY);
+ cf.yHeight = 1440 * abs(lf.lfHeight) / GetDeviceCaps(hdcDraw, LOGPIXELSY);
wcsncpy_s(cf.szFaceName, lf.lfFaceName, _TRUNCATE);
- m_spTextServices->TxSendMessage(EM_SETCHARFORMAT, (WPARAM)(SCF_ALL), (LPARAM)&cf, &lResult);
+ m_spTextServices->TxSendMessage(EM_SETCHARFORMAT, SCF_ALL, (LPARAM)&cf, &lResult);
m_spTextServices->TxDraw(
- DVASPECT_CONTENT, // Draw Aspect
- 0, // Lindex
- nullptr, // Info for drawing optimization
- nullptr, // target device information
- (HDC)hdcDraw, // Draw device HDC
- nullptr, // Target device HDC
- (RECTL *)prc, // Bounding client rectangle
- nullptr, // Clipping rectangle for metafiles
- (RECT *)nullptr, // Update rectangle
- nullptr, // Call back function
- NULL, // Call back parameter
- TXTVIEW_INACTIVE); // What view of the object could be TXTVIEW_ACTIVE
- return S_OK;
-}
+ DVASPECT_CONTENT, // Draw Aspect
+ 0, // Lindex
+ nullptr, // Info for drawing optimization
+ nullptr, // target device information
+ hdcDraw, // Draw device HDC
+ nullptr, // Target device HDC
+ (RECTL *)prc, // Bounding client rectangle
+ nullptr, // Clipping rectangle for metafiles
+ (RECT *)nullptr, // Update rectangle
+ nullptr, // Call back function
+ NULL, // Call back parameter
+ TXTVIEW_INACTIVE); // What view of the object could be TXTVIEW_ACTIVE
-HRESULT CFormattedTextDraw::Create()
-{
- return CreateTextServicesObject();
+ return S_OK;
}
-HRESULT CFormattedTextDraw::get_NaturalSize(void *hdcDraw, long *Width, long *Height)
+HRESULT CFormattedTextDraw::get_NaturalSize(HDC hdcDraw, long *Width, long *Height)
{
if (hdcDraw == 0)
return S_FALSE;
- int iCaps = GetDeviceCaps((HDC)hdcDraw, LOGPIXELSY);
+ int iCaps = GetDeviceCaps(hdcDraw, LOGPIXELSY);
if (iCaps == 0)
return S_FALSE;
LOGFONT lf;
- GetObject(GetCurrentObject((HDC)hdcDraw, OBJ_FONT), sizeof(lf), &lf);
+ GetObject(GetCurrentObject(hdcDraw, OBJ_FONT), sizeof(lf), &lf);
LRESULT lResult;
CHARFORMAT cf;
@@ -215,7 +252,7 @@ HRESULT CFormattedTextDraw::get_NaturalSize(void *hdcDraw, long *Width, long *He
(lf.lfUnderline ? CFM_UNDERLINE : 0) |
(lf.lfStrikeOut ? CFM_STRIKEOUT : 0);
cf.dwEffects = CFE_BOLD | CFE_ITALIC | CFE_STRIKEOUT | CFE_UNDERLINE;
- cf.crTextColor = GetTextColor((HDC)hdcDraw);
+ cf.crTextColor = GetTextColor(hdcDraw);
cf.bCharSet = lf.lfCharSet;
cf.yHeight = 1440 * abs(lf.lfHeight) / iCaps;
wcsncpy_s(cf.szFaceName, lf.lfFaceName, _TRUNCATE);
@@ -223,14 +260,14 @@ HRESULT CFormattedTextDraw::get_NaturalSize(void *hdcDraw, long *Width, long *He
if (!m_spTextServices)
return S_FALSE;
- m_spTextServices->TxSendMessage(EM_SETCHARFORMAT, (WPARAM)(SCF_ALL), (LPARAM)&cf, &lResult);
+ m_spTextServices->TxSendMessage(EM_SETCHARFORMAT, SCF_ALL, (LPARAM)&cf, &lResult);
*Height = 1;
SIZEL szExtent;
szExtent.cx = *Width;
szExtent.cy = *Height;
- if (m_spTextServices->TxGetNaturalSize(DVASPECT_CONTENT, (HDC)hdcDraw, nullptr, nullptr, TXTNS_FITTOCONTENT, &szExtent, Width, Height) != S_OK)
+ if (m_spTextServices->TxGetNaturalSize(DVASPECT_CONTENT, hdcDraw, nullptr, nullptr, TXTNS_FITTOCONTENT, &szExtent, Width, Height) != S_OK)
return S_FALSE;
return S_OK;
@@ -241,12 +278,12 @@ HRESULT CFormattedTextDraw::get_NaturalSize(void *hdcDraw, long *Width, long *He
HDC CFormattedTextDraw::TxGetDC()
{
- return GetDC(nullptr);
+ return GetDC(m_hwndParent);
}
INT CFormattedTextDraw::TxReleaseDC(HDC hdc)
{
- ReleaseDC(nullptr, hdc);
+ ReleaseDC(m_hwndParent, hdc);
return FALSE;
}
@@ -297,20 +334,16 @@ BOOL CFormattedTextDraw::TxSetTimer(UINT, UINT)
}
void CFormattedTextDraw::TxKillTimer(UINT)
-{
-}
+{}
void CFormattedTextDraw::TxScrollWindowEx(INT, INT, LPCRECT, LPCRECT, HRGN, LPRECT, UINT)
-{
-}
+{}
void CFormattedTextDraw::TxSetCapture(BOOL)
-{
-}
+{}
void CFormattedTextDraw::TxSetFocus()
-{
-}
+{}
void CFormattedTextDraw::TxSetCursor(HCURSOR hcur, BOOL fText)
{
@@ -408,13 +441,13 @@ HRESULT CFormattedTextDraw::TxGetExtent(LPSIZEL)
return E_NOTIMPL;
}
-HRESULT CFormattedTextDraw::OnTxCharFormatChange(const CHARFORMATW * pcf)
+HRESULT CFormattedTextDraw::OnTxCharFormatChange(const CHARFORMATW *pcf)
{
memcpy(m_pCF, pcf, pcf->cbSize);
return S_OK;
}
-HRESULT CFormattedTextDraw::OnTxParaFormatChange(const PARAFORMAT * ppf)
+HRESULT CFormattedTextDraw::OnTxParaFormatChange(const PARAFORMAT *ppf)
{
memcpy(&m_PF, ppf, ppf->cbSize);
return S_OK;
@@ -448,7 +481,7 @@ HRESULT CFormattedTextDraw::TxGetSelectionBarWidth(LONG *lSelBarWidth)
/////////////////////////////////////////////////////////////////////////////
// custom functions
-HRESULT CFormattedTextDraw::CharFormatFromHFONT(CHARFORMAT2W* pCF, HFONT hFont)
+HRESULT CFormattedTextDraw::CharFormatFromHFONT(CHARFORMAT2W *pCF, HFONT hFont)
// Takes an HFONT and fills in a CHARFORMAT2W structure with the corresponding info
{
// Get LOGFONT for default font
@@ -511,15 +544,3 @@ HRESULT CFormattedTextDraw::InitDefaultParaFormat()
m_PF.rgxTabs[0] = lDefaultTab;
return S_OK;
}
-
-HRESULT CFormattedTextDraw::CreateTextServicesObject()
-{
- IUnknown *spUnk;
- HRESULT hr = MyCreateTextServices(nullptr, static_cast<ITextHost*>(this), &spUnk);
- if (hr == S_OK) {
- hr = spUnk->QueryInterface(IID_ITextServices, (void**)&m_spTextServices);
- hr = spUnk->QueryInterface(IID_ITextDocument, (void**)&m_spTextDocument);
- spUnk->Release();
- }
- return hr;
-}
generated by cgit v1.2.3 (git 2.25.1) at 2025-03-02 23:09:05 +0000