//
// Output messages in the chat area
//
//
void TextChat::PrintMessage(const char* szMessage,const char* szSender,DWORD dwColor /*= BLACK*/)
{
// char szTextBoxBuffer[TEXTMAXSIZE];
// memset(szTextBoxBuffer,0,TEXTMAXSIZE);
CHARRANGE cr;
// Todo: test if chat text + sender + message > TEXTMAXSIZE -> Modulo display
if (szSender != NULL) //print the sender's name
{
SendDlgItemMessage(m_hDlg, IDC_CHATAREA_EDIT,WM_GETTEXT, TEXTMAXSIZE-1,(LONG)m_szTextBoxBuffer);
cr.cpMax = strlen(m_szTextBoxBuffer); // Select the last caracter to make the text insertion
cr.cpMin = cr.cpMax;
SendDlgItemMessage(m_hDlg, IDC_CHATAREA_EDIT,EM_EXSETSEL,0,(LONG) &cr);
/***/
SetTextFormat(false,false,0x75,"MS Sans Serif",dwColor);
_snprintf(m_szTextBoxBuffer,TEXTMAXSIZE-1,"<%s>: ",szSender);
SendDlgItemMessage(m_hDlg, IDC_CHATAREA_EDIT,EM_REPLACESEL,FALSE,(LONG)m_szTextBoxBuffer); // Replace the selection with the message
}
if (szMessage != NULL) //print the sender's message
{
SendDlgItemMessage(m_hDlg, IDC_CHATAREA_EDIT,WM_GETTEXT, TEXTMAXSIZE-1,(LONG)m_szTextBoxBuffer);
cr.cpMax = strlen(m_szTextBoxBuffer); // Select the last caracter to make the text insertion
cr.cpMin = cr.cpMax;
SendDlgItemMessage(m_hDlg, IDC_CHATAREA_EDIT,EM_EXSETSEL,0,(LONG) &cr);
/***/
SetTextFormat(false, false, 0x75, "MS Sans Serif", dwColor != GREY ? BLACK : GREY);
_snprintf(m_szTextBoxBuffer, TEXTMAXSIZE-1, "%s", szMessage);
SendDlgItemMessage(m_hDlg, IDC_CHATAREA_EDIT,EM_REPLACESEL,FALSE,(LONG)m_szTextBoxBuffer);
}
// Scroll down the chat window
// The following seems necessary under W9x & Me if we want the Edit to scroll to bottom...
SCROLLINFO si;
ZeroMemory(&si, sizeof(SCROLLINFO));
si.cbSize = sizeof(SCROLLINFO);
si.fMask = SIF_RANGE|SIF_PAGE;
GetScrollInfo(GetDlgItem(m_hDlg, IDC_CHATAREA_EDIT), SB_VERT, &si);
si.nPos = si.nMax - max(si.nPage - 1, 0);
SendDlgItemMessage(m_hDlg, IDC_CHATAREA_EDIT, WM_VSCROLL, MAKELONG(SB_THUMBPOSITION, si.nPos), 0L); // Scroll down the ch
// This line does the bottom scrolling correctly under NT4,W2K, XP...
// SendDlgItemMessage(m_hDlg, IDC_CHATAREA_EDIT, WM_VSCROLL, SB_BOTTOM, 0L);
}
// ----------------------------------------------------------------
// Render
// ----------------------------------------------------------------
void CD2DText::Render()
{
m_Matrix = D2D1::Matrix3x2F::Translation( 0, 0 );
m_pD2DRenderer->GetHwndRenderTarget()->SetTransform( m_Matrix );
SetTextFormat();
m_pD2DRenderer->GetHwndRenderTarget()->DrawTextW(
m_Text.c_str(),
wcslen(m_Text.c_str()), m_TextFormat,
D2D1::RectF( 0, 0,
m_pD2DRenderer->GetHwndRenderTarget()->GetSize().width,
m_pD2DRenderer->GetHwndRenderTarget()->GetSize().height),
m_Brush );
}
// 初始化
HRESULT TextFormatCache::Init(DWriteFactory** ppO) {
s_ppDWriteFactory = ppO;
#ifdef _DEBUG
if (!s_ppDWriteFactory || !(*s_ppDWriteFactory)){
MessageBoxW(nullptr, L"参数错误!\n INVALIDARG!", L"Error", MB_OK);
return E_INVALIDARG;
}
#endif
// 检查自定义字体
HRESULT hr = S_OK;
UINT fileCount = 0;
SArray<WCHAR*, 256> aryFilePath(nullptr);
WIN32_FIND_DATA fileinfo;
HANDLE hFile = FindFirstFileW(L"Font/*.*tf", &fileinfo);
DWORD errorcode = 0;
while (hFile != INVALID_HANDLE_VALUE&&errorcode != ERROR_NO_MORE_FILES)
{
aryFilePath[fileCount] = (WCHAR*)MPool.Alloc(MAX_PATH);
if (!aryFilePath[fileCount]){
hr = E_OUTOFMEMORY;
break;
}
//wcscpy_s(aryFilePath[fileCount], MAX_PATH, fileinfo.cFileName);
wsprintf(aryFilePath[fileCount], L"Font/%s", fileinfo.cFileName);
++fileCount;
FindNextFile(hFile, &fileinfo);
errorcode = GetLastError();
}
FindClose(hFile);
hFile = nullptr;
//
if (!fileCount)
goto seek_text_format;
// 载入字体
s_pLoader = new LocalFontCollectionLoader;
if (!s_pLoader)
return E_OUTOFMEMORY;
hr = (*s_ppDWriteFactory)->RegisterFontCollectionLoader(s_pLoader);
if (FAILED(hr)) {
MessageBoxW(nullptr, L"RegisterFontCollectionLoader 失败-Failed", L"Error", MB_OK);
return hr;
}
//
hr = (*s_ppDWriteFactory)->CreateCustomFontCollection(s_pLoader, aryFilePath, fileCount * sizeof aryFilePath[0], &s_pCollection);
if (FAILED(hr)) {
MessageBoxW(nullptr, L"CreateCustomFontCollection 失败-Failed", L"Error", MB_OK);
return hr;
}
// 载入系统笔刷
seek_text_format:
std::ifstream ifs("Data/system.tft", std::ios::binary);
UINT32 data, length;
TextFormatCache::TextFormatParameter* pParameter(nullptr);
if (ifs.good()){
// 读取首数据
ifs.read((char*)&data, sizeof data);
for (UINT i = 0; i < data; ++i){
// 读取长度
ifs.read((char*)&length, sizeof length);
if (length){
if (pParameter = (TextFormatParameter*)MPool.Alloc(length)){
pParameter->this_length = length;
ifs.read((char*)&(pParameter->verson), length - sizeof(length));
// 检查版本
// if(pParameter->verson)
SetTextFormat(i, pParameter);
MPool.Free(pParameter);
}
}
}
ifs.close();
}
// 设定C++笔刷
return S_OK;
}
VALUE TextFormatCache::RB_CreateFont(int argc, VALUE* argv, VALUE self){
if (argc < 3 || argc > 13) {
rb_raise(rb_eArgError, "wrong number of arguments\n参数数量出错");
return Qfalse;
}
/*
参数说明:
create_font(index, font_name, font_size, [font_weight, font_style,
font_stretch, text_alignmen, paragraph_alignment, word_wrapping,
incremental_tabstop, line_spacing_method, line_spacing, baseline])
*/
wchar_t buffer[MAX_PATH];
UINT length = ::MultiByteToWideChar(CP_UTF8, NULL, RSTRING_PTR(argv[1]),
RSTRING_LEN(argv[1]) + 1, buffer, sizeof buffer);
// 多用几字节又不会死
UINT this_length = length + sizeof TextFormatParameter;
TextFormatParameter* pParameter((TextFormatParameter*)MPool.Alloc(this_length));
if (pParameter){
new(pParameter)TextFormatParameter();
pParameter->this_length = this_length;
// font_name
wcscpy_s(pParameter->font_name, length, buffer);
// font_size
pParameter->font_size = RB_INT_FLOAT_TO_FLOAT(argv[2]);
// font_weight
if (argc >= 4){
pParameter->font_weight = (DWRITE_FONT_WEIGHT)FIX2INT(argv[3]);
}
// font_style
if (argc >= 5){
pParameter->font_style = (DWRITE_FONT_STYLE)FIX2INT(argv[4]);
}
// font_style
if (argc >= 6){
pParameter->font_stretch = (DWRITE_FONT_STRETCH)FIX2INT(argv[5]);
}
// text_alignmen
if (argc >= 7){
pParameter->text_alignmen = (DWRITE_TEXT_ALIGNMENT)FIX2INT(argv[6]);
}
// paragraph_alignment
if (argc >= 8){
pParameter->paragraph_alignment = (DWRITE_PARAGRAPH_ALIGNMENT)FIX2INT(argv[7]);
}
// word_wrapping
if (argc >= 9){
pParameter->word_wrapping = (DWRITE_WORD_WRAPPING)FIX2INT(argv[8]);
}
// incremental_tabstop
if (argc >= 10){
pParameter->incremental_tabstop = RB_INT_FLOAT_TO_FLOAT(argv[9]);
}
// line_spacing_method
if (argc >= 11){
pParameter->line_spacing_method = (DWRITE_LINE_SPACING_METHOD)FIX2INT(argv[10]);
}
// line_spacing
if (argc >= 12){
pParameter->line_spacing = RB_INT_FLOAT_TO_FLOAT(argv[11]);
}
// baseline
if (argc >= 13){
pParameter->baseline = RB_INT_FLOAT_TO_FLOAT(argv[12]);
}
auto rcode = SetTextFormat(FIX2INT(*argv), pParameter);
MPool.Free(pParameter);
return rcode ? Qtrue : Qfalse;
}
return Qfalse;
}
