X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/3096bd2fa7b88105bc54c08e3c878585de1a9b91..3338a5bde55eabf53f0aea4eb9f01a8b45b4039d:/src/html/m_image.cpp diff --git a/src/html/m_image.cpp b/src/html/m_image.cpp index d7b4566bdf..e8d63f818f 100644 --- a/src/html/m_image.cpp +++ b/src/html/m_image.cpp @@ -1,40 +1,46 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: mod_image.cpp +// Name: m_image.cpp // Purpose: wxHtml module for displaying images // Author: Vaclav Slavik // RCS-ID: $Id$ // Copyright: (c) 1999 Vaclav Slavik, Joel Lucsy -// Licence: wxWindows Licence +// Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// -#ifdef __GNUG__ +#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) #pragma implementation #endif #include "wx/wxprec.h" #include "wx/defs.h" -#if wxUSE_HTML +#if wxUSE_HTML && wxUSE_STREAMS -#ifdef __BORDLANDC__ +#ifdef __BORLANDC__ #pragma hdrstop #endif #ifndef WXPRECOMP -#include "wx/wx.h" + #include "wx/dc.h" + #include "wx/scrolwin.h" + #include "wx/timer.h" + #include "wx/dcmemory.h" #endif #include "wx/html/forcelnk.h" #include "wx/html/m_templ.h" - +#include "wx/html/htmlwin.h" #include "wx/image.h" +#include "wx/gifdecod.h" #include "wx/dynarray.h" +#include "wx/log.h" +#include "wx/artprov.h" #include #include -FORCE_LINK_ME(mod_image) +FORCE_LINK_ME(m_image) @@ -44,169 +50,176 @@ WX_DECLARE_OBJARRAY(int, CoordArray); WX_DEFINE_OBJARRAY(CoordArray); -//-------------------------------------------------------------------------------- +// --------------------------------------------------------------------------- // wxHtmlImageMapAreaCell -// 0-width, 0-height cell that represents single area in imagemap -// (it's GetLink is called from wxHtmlImageCell's) -//-------------------------------------------------------------------------------- +// 0-width, 0-height cell that represents single area in +// imagemap (it's GetLink is called from wxHtmlImageCell's) +// --------------------------------------------------------------------------- class wxHtmlImageMapAreaCell : public wxHtmlCell { -public: - enum celltype{ CIRCLE, RECT, POLY }; -protected: - CoordArray coords; - celltype type; - int radius; -public: - wxHtmlImageMapAreaCell( celltype t, wxString &coords ); - virtual wxString GetLink( int x = 0, int y = 0 ) const; + public: + enum celltype { CIRCLE, RECT, POLY }; + protected: + CoordArray coords; + celltype type; + int radius; + public: + wxHtmlImageMapAreaCell( celltype t, wxString &coords, double pixel_scale = 1.0); + virtual wxHtmlLinkInfo *GetLink( int x = 0, int y = 0 ) const; + void Draw(wxDC& WXUNUSED(dc), + int WXUNUSED(x), int WXUNUSED(y), + int WXUNUSED(view_y1), int WXUNUSED(view_y2), + wxHtmlRenderingInfo& WXUNUSED(info)) {} + + + DECLARE_NO_COPY_CLASS(wxHtmlImageMapAreaCell) }; -wxHtmlImageMapAreaCell::wxHtmlImageMapAreaCell( wxHtmlImageMapAreaCell::celltype t, wxString &incoords ) +wxHtmlImageMapAreaCell::wxHtmlImageMapAreaCell( wxHtmlImageMapAreaCell::celltype t, wxString &incoords, double pixel_scale ) { - int i; - wxString x = incoords, y; - - type = t; - while ((i = x.Find( ',' )) != -1) - { - coords.Add( wxAtoi( x.Left( i ).c_str() ) ); - x = x.Mid( i + 1 ); - } - coords.Add( wxAtoi( x.c_str() ) ); + int i; + wxString x = incoords, y; + + type = t; + while ((i = x.Find( ',' )) != -1) + { + coords.Add( (int)(pixel_scale * (double)wxAtoi( x.Left( i ).c_str())) ); + x = x.Mid( i + 1 ); + } + coords.Add( (int)(pixel_scale * (double)wxAtoi( x.c_str())) ); } -wxString wxHtmlImageMapAreaCell::GetLink( int x, int y ) const +wxHtmlLinkInfo *wxHtmlImageMapAreaCell::GetLink( int x, int y ) const { - switch (type) - { - case RECT: - { - int l, t, r, b; - - l = coords[ 0 ]; - t = coords[ 1 ]; - r = coords[ 2 ]; - b = coords[ 3 ]; - if (x >= l && x <= r && y >= t && y <= b) - { - return m_Link; - } - break; - } - case CIRCLE: - { - int l, t, r; - double d; - - l = coords[ 0 ]; - t = coords[ 1 ]; - r = coords[ 2 ]; - d = sqrt( (double) (((x - l) * (x - l)) + ((y - t) * (y - t))) ); - if (d < (double)r) - { - return m_Link; - } - } - break; - case POLY: - { - if (coords.GetCount() >= 6) - { - int intersects = 0; - int wherex = x; - int wherey = y; - int totalv = coords.GetCount() / 2; - int totalc = totalv * 2; - int xval = coords[totalc - 2]; - int yval = coords[totalc - 1]; - int end = totalc; - int pointer = 1; - - if ((yval >= wherey) != (coords[pointer] >= wherey)) - { - if ((xval >= wherex) == (coords[0] >= wherex)) - { - intersects += (xval >= wherex) ? 1 : 0; - } - else - { - intersects += ((xval - (yval - wherey) * - (coords[0] - xval) / - (coords[pointer] - yval)) >= wherex) ? 1 : 0; - } - } - - while (pointer < end) - { - yval = coords[pointer]; - pointer += 2; - if (yval >= wherey) - { - while((pointer < end) && (coords[pointer] >= wherey)) - { - pointer+=2; - } - if (pointer >= end) - { - break; - } - if ((coords[pointer-3] >= wherex) == - (coords[pointer-1] >= wherex)) - { - intersects += (coords[pointer-3] >= wherex) ? 1 : 0; - } - else - { - intersects += - ((coords[pointer-3] - (coords[pointer-2] - wherey) * - (coords[pointer-1] - coords[pointer-3]) / - (coords[pointer] - coords[pointer - 2])) >= wherex) ? 1:0; - } - } - else - { - while((pointer < end) && (coords[pointer] < wherey)) - { - pointer+=2; - } - if (pointer >= end) - { - break; - } - if ((coords[pointer-3] >= wherex) == - (coords[pointer-1] >= wherex)) - { - intersects += (coords[pointer-3] >= wherex) ? 1:0; - } - else - { - intersects += - ((coords[pointer-3] - (coords[pointer-2] - wherey) * - (coords[pointer-1] - coords[pointer-3]) / - (coords[pointer] - coords[pointer - 2])) >= wherex) ? 1:0; - } - } - } - if ((intersects & 1) != 0) - { - return m_Link; - } - } - } - break; - } - if (m_Next) - { - wxHtmlImageMapAreaCell *a = (wxHtmlImageMapAreaCell*)m_Next; - return a->GetLink( x, y ); - } - return wxEmptyString; + switch (type) + { + case RECT: + { + int l, t, r, b; + + l = coords[ 0 ]; + t = coords[ 1 ]; + r = coords[ 2 ]; + b = coords[ 3 ]; + if (x >= l && x <= r && y >= t && y <= b) + { + return m_Link; + } + break; + } + case CIRCLE: + { + int l, t, r; + double d; + + l = coords[ 0 ]; + t = coords[ 1 ]; + r = coords[ 2 ]; + d = sqrt( (double) (((x - l) * (x - l)) + ((y - t) * (y - t))) ); + if (d < (double)r) + { + return m_Link; + } + } + break; + case POLY: + { + if (coords.GetCount() >= 6) + { + int intersects = 0; + int wherex = x; + int wherey = y; + int totalv = coords.GetCount() / 2; + int totalc = totalv * 2; + int xval = coords[totalc - 2]; + int yval = coords[totalc - 1]; + int end = totalc; + int pointer = 1; + + if ((yval >= wherey) != (coords[pointer] >= wherey)) + { + if ((xval >= wherex) == (coords[0] >= wherex)) + { + intersects += (xval >= wherex) ? 1 : 0; + } + else + { + intersects += ((xval - (yval - wherey) * + (coords[0] - xval) / + (coords[pointer] - yval)) >= wherex) ? 1 : 0; + } + } + + while (pointer < end) + { + yval = coords[pointer]; + pointer += 2; + if (yval >= wherey) + { + while ((pointer < end) && (coords[pointer] >= wherey)) + { + pointer += 2; + } + if (pointer >= end) + { + break; + } + if ((coords[pointer - 3] >= wherex) == + (coords[pointer - 1] >= wherex)) { + intersects += (coords[pointer - 3] >= wherex) ? 1 : 0; + } + else + { + intersects += + ((coords[pointer - 3] - (coords[pointer - 2] - wherey) * + (coords[pointer - 1] - coords[pointer - 3]) / + (coords[pointer] - coords[pointer - 2])) >= wherex) ? 1 : 0; + } + } + else + { + while ((pointer < end) && (coords[pointer] < wherey)) + { + pointer += 2; + } + if (pointer >= end) + { + break; + } + if ((coords[pointer - 3] >= wherex) == + (coords[pointer - 1] >= wherex)) + { + intersects += (coords[pointer - 3] >= wherex) ? 1 : 0; + } + else + { + intersects += + ((coords[pointer - 3] - (coords[pointer - 2] - wherey) * + (coords[pointer - 1] - coords[pointer - 3]) / + (coords[pointer] - coords[pointer - 2])) >= wherex) ? 1 : 0; + } + } + } + if ((intersects & 1) != 0) + { + return m_Link; + } + } + } + break; + } + + if (m_Next) + { + wxHtmlImageMapAreaCell *a = (wxHtmlImageMapAreaCell*)m_Next; + return a->GetLink( x, y ); + } + return NULL; } @@ -226,37 +239,43 @@ wxString wxHtmlImageMapAreaCell::GetLink( int x, int y ) const class wxHtmlImageMapCell : public wxHtmlCell { -public: - wxHtmlImageMapCell( wxString &name ); -protected: - wxString m_Name; -public: - virtual wxString GetLink( int x = 0, int y = 0 ) const; - virtual const wxHtmlCell *Find( int cond, const void *param ) const; + public: + wxHtmlImageMapCell( wxString &name ); + protected: + wxString m_Name; + public: + virtual wxHtmlLinkInfo *GetLink( int x = 0, int y = 0 ) const; + virtual const wxHtmlCell *Find( int cond, const void *param ) const; + void Draw(wxDC& WXUNUSED(dc), + int WXUNUSED(x), int WXUNUSED(y), + int WXUNUSED(view_y1), int WXUNUSED(view_y2), + wxHtmlRenderingInfo& WXUNUSED(info)) {} + + DECLARE_NO_COPY_CLASS(wxHtmlImageMapCell) }; wxHtmlImageMapCell::wxHtmlImageMapCell( wxString &name ) { - m_Name = name ; + m_Name = name ; } -wxString wxHtmlImageMapCell::GetLink( int x, int y ) const +wxHtmlLinkInfo *wxHtmlImageMapCell::GetLink( int x, int y ) const { - wxHtmlImageMapAreaCell *a = (wxHtmlImageMapAreaCell*)m_Next; - if (a) - return a->GetLink( x, y ); - return wxHtmlCell::GetLink( x, y ); + wxHtmlImageMapAreaCell *a = (wxHtmlImageMapAreaCell*)m_Next; + if (a) + return a->GetLink( x, y ); + return wxHtmlCell::GetLink( x, y ); } const wxHtmlCell *wxHtmlImageMapCell::Find( int cond, const void *param ) const { - if (cond == wxHTML_COND_ISIMAGEMAP) - { - if (m_Name == *((wxString*)(param))) - return this; - } - return wxHtmlCell::Find(cond, param); + if (cond == wxHTML_COND_ISIMAGEMAP) + { + if (m_Name == *((wxString*)(param))) + return this; + } + return wxHtmlCell::Find(cond, param); } @@ -270,96 +289,315 @@ const wxHtmlCell *wxHtmlImageMapCell::Find( int cond, const void *param ) const class wxHtmlImageCell : public wxHtmlCell { - public: - wxBitmap *m_Image; - wxHtmlImageMapCell *m_ImageMap; - wxString m_MapName; - - wxHtmlImageCell(wxFSFile *input, int w = -1, int h = -1, int align = wxHTML_ALIGN_BOTTOM, wxString mapname = wxEmptyString); - ~wxHtmlImageCell() {if (m_Image) delete m_Image;} - void Draw(wxDC& dc, int x, int y, int view_y1, int view_y2); - virtual wxString GetLink( int x = 0, int y = 0 ) const; +public: + wxHtmlImageCell(wxWindow *window, + wxFSFile *input, int w = -1, int h = -1, + double scale = 1.0, int align = wxHTML_ALIGN_BOTTOM, + const wxString& mapname = wxEmptyString); + ~wxHtmlImageCell(); + void Draw(wxDC& dc, int x, int y, int view_y1, int view_y2, + wxHtmlRenderingInfo& info); + virtual wxHtmlLinkInfo *GetLink(int x = 0, int y = 0) const; + + void SetImage(const wxImage& img); +#if wxUSE_GIF && wxUSE_TIMER + void AdvanceAnimation(wxTimer *timer); + virtual void Layout(int w); +#endif + +private: + wxBitmap *m_bitmap; + int m_bmpW, m_bmpH; + bool m_showFrame:1; + wxScrolledWindow *m_window; +#if wxUSE_GIF && wxUSE_TIMER + wxGIFDecoder *m_gifDecoder; + wxTimer *m_gifTimer; + int m_physX, m_physY; +#endif + double m_scale; + wxHtmlImageMapCell *m_imageMap; + wxString m_mapName; + + DECLARE_NO_COPY_CLASS(wxHtmlImageCell) }; +#if wxUSE_GIF && wxUSE_TIMER +class wxGIFTimer : public wxTimer +{ + public: + wxGIFTimer(wxHtmlImageCell *cell) : m_cell(cell) {} + virtual void Notify() + { + m_cell->AdvanceAnimation(this); + } + + private: + wxHtmlImageCell *m_cell; + DECLARE_NO_COPY_CLASS(wxGIFTimer) +}; +#endif -//-------------------------------------------------------------------------------- +//---------------------------------------------------------------------------- // wxHtmlImageCell -//-------------------------------------------------------------------------------- +//---------------------------------------------------------------------------- + -wxHtmlImageCell::wxHtmlImageCell(wxFSFile *input, int w, int h, int align, wxString mapname) : wxHtmlCell() +wxHtmlImageCell::wxHtmlImageCell(wxWindow *window, wxFSFile *input, + int w, int h, double scale, int align, + const wxString& mapname) : wxHtmlCell() { - wxImage *img; - int ww, hh; - wxInputStream *s = input -> GetStream(); - - img = new wxImage(*s, wxBITMAP_TYPE_ANY); - - m_Image = NULL; - if (img && (img -> Ok())) { - ww = img -> GetWidth(); - hh = img -> GetHeight(); - if (w != -1) m_Width = w; else m_Width = ww; - if (h != -1) m_Height = h; else m_Height = hh; - if ((m_Width != ww) || (m_Height != hh)) { - wxImage img2 = img -> Scale(m_Width, m_Height); - m_Image = new wxBitmap(img2.ConvertToBitmap()); + m_window = window ? wxStaticCast(window, wxScrolledWindow) : NULL; + m_scale = scale; + m_showFrame = FALSE; + m_bitmap = NULL; + m_bmpW = w; + m_bmpH = h; + m_imageMap = NULL; + m_mapName = mapname; + SetCanLiveOnPagebreak(FALSE); +#if wxUSE_GIF && wxUSE_TIMER + m_gifDecoder = NULL; + m_gifTimer = NULL; + m_physX = m_physY = -1; +#endif + + if ( m_bmpW && m_bmpH ) + { + if ( input ) + { + wxInputStream *s = input->GetStream(); + + if ( s ) + { + bool readImg = TRUE; + +#if wxUSE_GIF && wxUSE_TIMER + if ( (input->GetLocation().Matches(wxT("*.gif")) || + input->GetLocation().Matches(wxT("*.GIF"))) && m_window ) + { + m_gifDecoder = new wxGIFDecoder(s, TRUE); + if ( m_gifDecoder->ReadGIF() == wxGIF_OK ) + { + wxImage img; + if ( m_gifDecoder->ConvertToImage(&img) ) + SetImage(img); + + readImg = FALSE; + + if ( m_gifDecoder->IsAnimation() ) + { + m_gifTimer = new wxGIFTimer(this); + m_gifTimer->Start(m_gifDecoder->GetDelay(), TRUE); + } + else + { + wxDELETE(m_gifDecoder); + } + } + else + { + wxDELETE(m_gifDecoder); + } + } + + if ( readImg ) +#endif // wxUSE_GIF && wxUSE_TIMER + { + wxImage image(*s, wxBITMAP_TYPE_ANY); + if ( image.Ok() ) + SetImage(image); + } + } + } + else // input==NULL, use "broken image" bitmap + { + if ( m_bmpW == -1 && m_bmpH == -1 ) + { + m_bmpW = 29; + m_bmpH = 31; + } + else + { + m_showFrame = TRUE; + if ( m_bmpW == -1 ) m_bmpW = 31; + if ( m_bmpH == -1 ) m_bmpH = 33; + } + m_bitmap = + new wxBitmap(wxArtProvider::GetBitmap(wxART_MISSING_IMAGE)); } - else - m_Image = new wxBitmap(img -> ConvertToBitmap()); - delete img; } - switch (align) { + //else: ignore the 0-sized images used sometimes on the Web pages + + m_Width = (int)(scale * (double)m_bmpW); + m_Height = (int)(scale * (double)m_bmpH); + + switch (align) + { case wxHTML_ALIGN_TOP : - m_Descent = m_Height; break; + m_Descent = m_Height; + break; case wxHTML_ALIGN_CENTER : - m_Descent = m_Height / 2; break; - case wxHTML_ALIGN_BOTTOM : default : - m_Descent = 0; break; + m_Descent = m_Height / 2; + break; + case wxHTML_ALIGN_BOTTOM : + default : + m_Descent = 0; + break; } + } - m_ImageMap = NULL; - m_MapName = mapname; - SetCanLiveOnPagebreak(FALSE); +void wxHtmlImageCell::SetImage(const wxImage& img) +{ + if ( img.Ok() ) + { + delete m_bitmap; + + int ww, hh; + ww = img.GetWidth(); + hh = img.GetHeight(); + + if ( m_bmpW == -1 ) + m_bmpW = ww; + if ( m_bmpH == -1 ) + m_bmpH = hh; + + // Only scale the bitmap at the rendering stage, + // so we don't lose quality twice +/* + if ((m_bmpW != ww) || (m_bmpH != hh)) + { + wxImage img2 = img.Scale(m_bmpW, m_bmpH); + m_bitmap = new wxBitmap(img2); + } + else +*/ + m_bitmap = new wxBitmap(img); + } } +#if wxUSE_GIF && wxUSE_TIMER +void wxHtmlImageCell::AdvanceAnimation(wxTimer *timer) +{ + wxImage img; + + m_gifDecoder->GoNextFrame(TRUE); + if ( m_physX == -1 ) + { + m_physX = m_physY = 0; + for (wxHtmlCell *cell = this; cell; cell = cell->GetParent()) + { + m_physX += cell->GetPosX(); + m_physY += cell->GetPosY(); + } + } + + int x, y; + m_window->CalcScrolledPosition(m_physX, m_physY, &x, &y); + wxRect rect(x, y, m_Width, m_Height); + + if ( m_window->GetClientRect().Intersects(rect) && + m_gifDecoder->ConvertToImage(&img) ) + { + if ( (int)m_gifDecoder->GetWidth() != m_Width || + (int)m_gifDecoder->GetHeight() != m_Height || + m_gifDecoder->GetLeft() != 0 || m_gifDecoder->GetTop() != 0 ) + { + wxBitmap bmp(img); + wxMemoryDC dc; + dc.SelectObject(*m_bitmap); + dc.DrawBitmap(bmp, m_gifDecoder->GetLeft(), m_gifDecoder->GetTop(), + TRUE /* use mask */); + } + else + SetImage(img); + m_window->Refresh(img.HasMask(), &rect); + } + + timer->Start(m_gifDecoder->GetDelay(), TRUE); +} -void wxHtmlImageCell::Draw(wxDC& dc, int x, int y, int view_y1, int view_y2) +void wxHtmlImageCell::Layout(int w) { - if (m_Image) - dc.DrawBitmap(*m_Image, x + m_PosX, y + m_PosY, TRUE); - wxHtmlCell::Draw(dc, x, y, view_y1, view_y2); + wxHtmlCell::Layout(w); + m_physX = m_physY = -1; } -wxString wxHtmlImageCell::GetLink( int x, int y ) const +#endif + +wxHtmlImageCell::~wxHtmlImageCell() { - if (m_MapName.IsEmpty()) - return wxHtmlCell::GetLink( x, y ); - if (!m_ImageMap) - { - wxHtmlContainerCell *p, *op; - op = p = GetParent(); - while (p) - { - op = p; - p = p->GetParent(); - } - p = op; - wxHtmlCell *cell = (wxHtmlCell*)p->Find( wxHTML_COND_ISIMAGEMAP, (const void*)(&m_MapName)); - if (!cell) - { - ((wxString&)m_MapName).Clear(); - return wxHtmlCell::GetLink( x, y ); - } - { // dirty hack, ask Joel why he fills m_ImageMap in this place - // THE problem is that we're in const method and we can't modify m_ImageMap - wxHtmlImageMapCell **cx = (wxHtmlImageMapCell**)(&m_ImageMap); - *cx = (wxHtmlImageMapCell*)cell; + delete m_bitmap; +#if wxUSE_GIF && wxUSE_TIMER + delete m_gifTimer; + delete m_gifDecoder; +#endif +} + + +void wxHtmlImageCell::Draw(wxDC& dc, int x, int y, + int WXUNUSED(view_y1), int WXUNUSED(view_y2), + wxHtmlRenderingInfo& WXUNUSED(info)) +{ + if ( m_showFrame ) + { + dc.SetBrush(*wxTRANSPARENT_BRUSH); + dc.SetPen(*wxBLACK_PEN); + dc.DrawRectangle(x + m_PosX, y + m_PosY, m_Width, m_Height); + x++, y++; + } + if ( m_bitmap ) + { + // We add in the scaling from the desired bitmap width + // and height, so we only do the scaling once. + double imageScaleX = 1.0; + double imageScaleY = 1.0; + if (m_bmpW != m_bitmap->GetWidth()) + imageScaleX = (double) m_bmpW / (double) m_bitmap->GetWidth(); + if (m_bmpH != m_bitmap->GetHeight()) + imageScaleY = (double) m_bmpH / (double) m_bitmap->GetHeight(); + + double us_x, us_y; + dc.GetUserScale(&us_x, &us_y); + dc.SetUserScale(us_x * m_scale * imageScaleX, us_y * m_scale * imageScaleY); + + dc.DrawBitmap(*m_bitmap, (int) ((x + m_PosX) / (m_scale*imageScaleX)), + (int) ((y + m_PosY) / (m_scale*imageScaleY)), TRUE); + dc.SetUserScale(us_x, us_y); + } +} + +wxHtmlLinkInfo *wxHtmlImageCell::GetLink( int x, int y ) const +{ + if (m_mapName.IsEmpty()) + return wxHtmlCell::GetLink( x, y ); + if (!m_imageMap) + { + wxHtmlContainerCell *p, *op; + op = p = GetParent(); + while (p) + { + op = p; + p = p->GetParent(); + } + p = op; + wxHtmlCell *cell = (wxHtmlCell*)p->Find(wxHTML_COND_ISIMAGEMAP, + (const void*)(&m_mapName)); + if (!cell) + { + ((wxString&)m_mapName).Clear(); + return wxHtmlCell::GetLink( x, y ); } - } - return m_ImageMap->GetLink( x, y ); + { // dirty hack, ask Joel why he fills m_ImageMap in this place + // THE problem is that we're in const method and we can't modify m_ImageMap + wxHtmlImageMapCell **cx = (wxHtmlImageMapCell**)(&m_imageMap); + *cx = (wxHtmlImageMapCell*)cell; + } + } + return m_imageMap->GetLink(x, y); } @@ -368,97 +606,110 @@ wxString wxHtmlImageCell::GetLink( int x, int y ) const // tag handler //-------------------------------------------------------------------------------- -TAG_HANDLER_BEGIN(IMG, "IMG, MAP, AREA") +TAG_HANDLER_BEGIN(IMG, "IMG,MAP,AREA") + TAG_HANDLER_CONSTR(IMG) { } TAG_HANDLER_PROC(tag) { - if (tag.GetName() == "IMG") - { - if (tag.HasParam("SRC")) { - int w = -1, h = -1; - int al; - wxFSFile *str; - wxString tmp = tag.GetParam("SRC"); - wxString mn = wxEmptyString; - - str = m_WParser -> GetFS() -> OpenFile(tmp); - if (tag.HasParam(wxT("WIDTH"))) tag.ScanParam(wxT("WIDTH"), wxT("%i"), &w); - if (tag.HasParam(wxT("HEIGHT"))) tag.ScanParam(wxT("HEIGHT"), wxT("%i"), &h); - al = wxHTML_ALIGN_BOTTOM; - if (tag.HasParam("ALIGN")) { - wxString alstr = tag.GetParam("ALIGN"); - alstr.MakeUpper(); // for the case alignment was in ".." - if (alstr == "TEXTTOP") al = wxHTML_ALIGN_TOP; - else if ((alstr == "CENTER") || (alstr == "ABSCENTER")) al = wxHTML_ALIGN_CENTER; - } - if (tag.HasParam("USEMAP")) - { - mn = tag.GetParam( "USEMAP" ); - if (mn[ 0 ] == '#') - { - mn = mn.Mid( 1 ); - } - } - wxHtmlImageCell *cel = NULL; - if (str) { - cel = new wxHtmlImageCell(str, w, h, al, mn); - cel -> SetLink(m_WParser -> GetLink()); - m_WParser -> GetContainer() -> InsertCell(cel); - delete str; - } - } - } - if (tag.GetName() == "MAP") - { - m_WParser->CloseContainer(); - m_WParser->OpenContainer(); - if (tag.HasParam("NAME")) - { - wxString tmp = tag.GetParam("NAME"); - wxHtmlImageMapCell *cel = new wxHtmlImageMapCell( tmp ); - m_WParser->GetContainer()->InsertCell( cel ); - } - ParseInner( tag ); - m_WParser->CloseContainer(); - m_WParser->OpenContainer(); - } - if (tag.GetName() == "AREA") - { - if (tag.HasParam("SHAPE")) - { - wxString tmp = tag.GetParam("SHAPE"); - wxString coords; - tmp.MakeUpper(); - wxHtmlImageMapAreaCell *cel = NULL; - if (tag.HasParam("COORDS")) - { - coords = tag.GetParam("COORDS"); - } - if (tmp == "POLY") - { - cel = new wxHtmlImageMapAreaCell( wxHtmlImageMapAreaCell::POLY, coords ); - } - else if (tmp == "CIRCLE") - { - cel = new wxHtmlImageMapAreaCell( wxHtmlImageMapAreaCell::CIRCLE, coords ); - } - else if (tmp == "RECT") - { - cel = new wxHtmlImageMapAreaCell( wxHtmlImageMapAreaCell::RECT, coords ); - } - if (cel != NULL && tag.HasParam("HREF")) - { - wxString tmp = tag.GetParam("HREF"); - cel->SetLink( tmp ); - } - if (cel != NULL) m_WParser->GetContainer()->InsertCell( cel ); - } - } + if (tag.GetName() == wxT("IMG")) + { + if (tag.HasParam(wxT("SRC"))) + { + int w = -1, h = -1; + int al; + wxFSFile *str; + wxString tmp = tag.GetParam(wxT("SRC")); + wxString mn = wxEmptyString; + + str = m_WParser->OpenURL(wxHTML_URL_IMAGE, tmp); + + if (tag.HasParam(wxT("WIDTH"))) + tag.GetParamAsInt(wxT("WIDTH"), &w); + if (tag.HasParam(wxT("HEIGHT"))) + tag.GetParamAsInt(wxT("HEIGHT"), &h); + al = wxHTML_ALIGN_BOTTOM; + if (tag.HasParam(wxT("ALIGN"))) + { + wxString alstr = tag.GetParam(wxT("ALIGN")); + alstr.MakeUpper(); // for the case alignment was in ".." + if (alstr == wxT("TEXTTOP")) + al = wxHTML_ALIGN_TOP; + else if ((alstr == wxT("CENTER")) || (alstr == wxT("ABSCENTER"))) + al = wxHTML_ALIGN_CENTER; + } + if (tag.HasParam(wxT("USEMAP"))) + { + mn = tag.GetParam( wxT("USEMAP") ); + if (mn.GetChar(0) == wxT('#')) + { + mn = mn.Mid( 1 ); + } + } + wxHtmlImageCell *cel = new wxHtmlImageCell( + m_WParser->GetWindow(), + str, w, h, + m_WParser->GetPixelScale(), + al, mn); + cel->SetLink(m_WParser->GetLink()); + cel->SetId(tag.GetParam(wxT("id"))); // may be empty + m_WParser->GetContainer()->InsertCell(cel); + if (str) + delete str; + } + } + if (tag.GetName() == wxT("MAP")) + { + m_WParser->CloseContainer(); + m_WParser->OpenContainer(); + if (tag.HasParam(wxT("NAME"))) + { + wxString tmp = tag.GetParam(wxT("NAME")); + wxHtmlImageMapCell *cel = new wxHtmlImageMapCell( tmp ); + m_WParser->GetContainer()->InsertCell( cel ); + } + ParseInner( tag ); + m_WParser->CloseContainer(); + m_WParser->OpenContainer(); + } + if (tag.GetName() == wxT("AREA")) + { + if (tag.HasParam(wxT("SHAPE"))) + { + wxString tmp = tag.GetParam(wxT("SHAPE")); + wxString coords = wxEmptyString; + tmp.MakeUpper(); + wxHtmlImageMapAreaCell *cel = NULL; + if (tag.HasParam(wxT("COORDS"))) + { + coords = tag.GetParam(wxT("COORDS")); + } + if (tmp == wxT("POLY")) + { + cel = new wxHtmlImageMapAreaCell( wxHtmlImageMapAreaCell::POLY, coords, m_WParser->GetPixelScale() ); + } + else if (tmp == wxT("CIRCLE")) + { + cel = new wxHtmlImageMapAreaCell( wxHtmlImageMapAreaCell::CIRCLE, coords, m_WParser->GetPixelScale() ); + } + else if (tmp == wxT("RECT")) + { + cel = new wxHtmlImageMapAreaCell( wxHtmlImageMapAreaCell::RECT, coords, m_WParser->GetPixelScale() ); + } + if (cel != NULL && tag.HasParam(wxT("HREF"))) + { + wxString tmp = tag.GetParam(wxT("HREF")); + wxString target = wxEmptyString; + if (tag.HasParam(wxT("TARGET"))) target = tag.GetParam(wxT("TARGET")); + cel->SetLink( wxHtmlLinkInfo(tmp, target)); + } + if (cel != NULL) m_WParser->GetContainer()->InsertCell( cel ); + } + } return FALSE; } -TAG_HANDLER_END(IMAGE) +TAG_HANDLER_END(IMG)