X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/d1da887276915d7b83dc7beff43bbe0deea35939..04fa04d8067d235ab45b5bc05b65f0679634b541:/src/html/m_layout.cpp diff --git a/src/html/m_layout.cpp b/src/html/m_layout.cpp index 0809130d42..c54b437c86 100644 --- a/src/html/m_layout.cpp +++ b/src/html/m_layout.cpp @@ -1,27 +1,23 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: m_layout.cpp +// Name: src/html/m_layout.cpp // Purpose: wxHtml module for basic paragraphs/layout handling // Author: Vaclav Slavik // RCS-ID: $Id$ // Copyright: (c) 1999 Vaclav Slavik // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// -#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) -#pragma implementation -#endif #include "wx/wxprec.h" - -#include "wx/defs.h" -#if wxUSE_HTML && wxUSE_STREAMS #ifdef __BORLANDC__ -#pragma hdrstop + #pragma hdrstop #endif -#ifndef WXPRECOMP -#endif +#if wxUSE_HTML && wxUSE_STREAMS +#ifndef WX_PRECOMP + #include "wx/image.h" +#endif #include "wx/html/forcelnk.h" #include "wx/html/m_templ.h" @@ -75,24 +71,18 @@ public: wxHtmlPageBreakCell() {} bool AdjustPagebreak(int* pagebreak, - int* known_pagebreaks = NULL, - int number_of_pages = 0) const; + wxArrayInt& known_pagebreaks) const; + void Draw(wxDC& WXUNUSED(dc), int WXUNUSED(x), int WXUNUSED(y), int WXUNUSED(view_y1), int WXUNUSED(view_y2), wxHtmlRenderingInfo& WXUNUSED(info)) {} private: - DECLARE_NO_COPY_CLASS(wxHtmlPageBreakCell) + wxDECLARE_NO_COPY_CLASS(wxHtmlPageBreakCell); }; -// Comparison routine for bsearch into an int* array of pagebreaks. -extern "C" int wxCMPFUNC_CONV wxInteger_compare(void const* i0, void const* i1) -{ - return *(int*)i0 - *(int*)i1; -} - -bool wxHtmlPageBreakCell::AdjustPagebreak(int* pagebreak, int* known_pagebreaks, int number_of_pages) const +bool wxHtmlPageBreakCell::AdjustPagebreak(int* pagebreak, wxArrayInt& known_pagebreaks) const { // When we are counting pages, 'known_pagebreaks' is non-NULL. // That's the only time we change 'pagebreak'. Otherwise, pages @@ -104,37 +94,38 @@ bool wxHtmlPageBreakCell::AdjustPagebreak(int* pagebreak, int* known_pagebreaks, // vertical position. Otherwise we'd be setting a pagebreak above // the current cell, which is incorrect, or duplicating a // pagebreak that has already been set. - if(NULL == known_pagebreaks || *pagebreak <= m_PosY) - { + if( known_pagebreaks.GetCount() == 0 || *pagebreak <= m_PosY) + { return false; - } + } // m_PosY is only the vertical offset from the parent. The pagebreak // required here is the total page offset, so m_PosY must be added // to the parent's offset and height. - int total_height = m_PosY + GetParent()->GetPosY() + GetParent()->GetHeight(); + int total_height = m_PosY; + for ( wxHtmlCell *parent = GetParent(); parent; parent = parent->GetParent() ) + { + total_height += parent->GetPosY(); + } + // Search the array of pagebreaks to see whether we've already set - // a pagebreak here. The standard bsearch() function is appropriate - // because the array of pagebreaks through known_pagebreaks[number_of_pages] - // is known to be sorted in strictly increasing order. '1 + number_of_pages' - // is used as a bsearch() argument because the array contains a leading - // zero plus one element for each page. - int* where = (int*) bsearch(&total_height, known_pagebreaks, - 1 + number_of_pages, sizeof(int), - wxInteger_compare); + // a pagebreak here. + int where = known_pagebreaks.Index( total_height); // Add a pagebreak only if there isn't one already set here. - if(NULL != where) - { + if( wxNOT_FOUND != where) + { return false; - } + } else - { + { *pagebreak = m_PosY; return true; - } + } } + + TAG_HANDLER_BEGIN(P, "P") TAG_HANDLER_CONSTR(P) { } @@ -290,21 +281,22 @@ TAG_HANDLER_BEGIN(TITLE, "TITLE") TAG_HANDLER_PROC(tag) { - if (m_WParser->GetWindow()) + wxHtmlWindowInterface *winIface = m_WParser->GetWindowInterface(); + if (winIface) { - wxHtmlWindow *wfr = (wxHtmlWindow*)(m_WParser->GetWindow()); - if (wfr) - { - wxString title = m_WParser->GetSource()->Mid( - tag.GetBeginPos(), - tag.GetEndPos1()-tag.GetBeginPos()); + wxString title(tag.GetBeginIter(), tag.GetEndIter1()); #if !wxUSE_UNICODE - wxCSConv conv(m_WParser->GetInputEncoding()); - title = wxString(title.wc_str(conv), wxConvLocal); -#endif - title = m_WParser->GetEntitiesParser()->Parse(title); - wfr->OnSetTitle(title); + const wxFontEncoding enc = m_WParser->GetInputEncoding(); + if ( enc != wxFONTENCODING_DEFAULT ) + { + // need to convert to the current one + title = wxString(title.wc_str(wxCSConv(enc)), wxConvLocal); } +#endif // !wxUSE_UNICODE + + title = m_WParser->GetEntitiesParser()->Parse(title); + + winIface->SetHTMLWindowTitle(title); } return true; } @@ -330,13 +322,39 @@ TAG_HANDLER_BEGIN(BODY, "BODY") if (tag.GetParamAsColour(wxT("LINK"), &clr)) m_WParser->SetLinkColor(clr); + wxHtmlWindowInterface *winIface = m_WParser->GetWindowInterface(); + // the rest of this function requires a window: + if ( !winIface ) + return false; + + if (tag.HasParam(wxT("BACKGROUND"))) + { + wxFSFile *fileBgImage = m_WParser->OpenURL + ( + wxHTML_URL_IMAGE, + tag.GetParam(wxT("BACKGROUND")) + ); + if ( fileBgImage ) + { + wxInputStream *is = fileBgImage->GetStream(); + if ( is ) + { + wxImage image(*is); + if ( image.IsOk() ) + winIface->SetHTMLBackgroundImage(image); + } + + delete fileBgImage; + } + } + if (tag.GetParamAsColour(wxT("BGCOLOR"), &clr)) { m_WParser->GetContainer()->InsertCell( new wxHtmlColourCell(clr, wxHTML_CLR_BACKGROUND)); - if (m_WParser->GetWindow() != NULL) - m_WParser->GetWindow()->SetBackgroundColour(clr); + winIface->SetHTMLBackgroundColour(clr); } + return false; } @@ -373,6 +391,43 @@ TAG_HANDLER_END(BLOCKQUOTE) +TAG_HANDLER_BEGIN(SUBSUP, "SUB,SUP") + + TAG_HANDLER_PROC(tag) + { + bool issub = (tag.GetName() == wxT("SUB")); + wxHtmlScriptMode oldmode = m_WParser->GetScriptMode(); + int oldbase = m_WParser->GetScriptBaseline(); + int oldsize = m_WParser->GetFontSize(); + + wxHtmlContainerCell *cont = m_WParser->GetContainer(); + wxHtmlCell *c = cont->GetLastChild(); + + m_WParser->SetScriptMode(issub ? wxHTML_SCRIPT_SUB : wxHTML_SCRIPT_SUP); + m_WParser->SetScriptBaseline( + oldbase + c ? c->GetScriptBaseline() : 0); + + // select smaller font + m_WParser->SetFontSize(m_WParser->GetFontSize()-2); + cont->InsertCell(new wxHtmlFontCell(m_WParser->CreateCurrentFont())); + + ParseInner(tag); + + // restore font size + m_WParser->SetFontSize(oldsize); + m_WParser->GetContainer()->InsertCell( + new wxHtmlFontCell(m_WParser->CreateCurrentFont())); + + // restore base and alignment + m_WParser->SetScriptBaseline(oldbase); + m_WParser->SetScriptMode(oldmode); + + return true; + } + +TAG_HANDLER_END(SUBSUP) + + // Tag handler for tags that we have to ignore, otherwise non-text data // would show up as text: TAG_HANDLER_BEGIN(DoNothing, "SCRIPT") @@ -386,6 +441,8 @@ TAG_HANDLER_END(DoNothing) + + TAGS_MODULE_BEGIN(Layout) TAGS_MODULE_ADD(P) @@ -395,6 +452,7 @@ TAGS_MODULE_BEGIN(Layout) TAGS_MODULE_ADD(TITLE) TAGS_MODULE_ADD(BODY) TAGS_MODULE_ADD(BLOCKQUOTE) + TAGS_MODULE_ADD(SUBSUP) TAGS_MODULE_ADD(DoNothing) TAGS_MODULE_END(Layout)