X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/01325161d50f20b8c894397a6a70f9d788576343..3e6e2754a688f0db737e18fe4a138f83013ad8e9:/src/html/m_image.cpp diff --git a/src/html/m_image.cpp b/src/html/m_image.cpp index 3d1f375088..8edf713086 100644 --- a/src/html/m_image.cpp +++ b/src/html/m_image.cpp @@ -1,5 +1,5 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: mod_image.cpp +// Name: m_image.cpp // Purpose: wxHtml module for displaying images // Author: Vaclav Slavik // RCS-ID: $Id$ @@ -14,7 +14,7 @@ #include "wx/wxprec.h" #include "wx/defs.h" -#if wxUSE_HTML +#if wxUSE_HTML && wxUSE_STREAMS #ifdef __BORDLANDC__ #pragma hdrstop @@ -34,7 +34,7 @@ #include #include -FORCE_LINK_ME(mod_image) +FORCE_LINK_ME(m_image) @@ -57,112 +57,134 @@ class wxHtmlImageMapAreaCell : public wxHtmlCell protected: CoordArray coords; celltype type; - int radius; + int radius; public: - wxHtmlImageMapAreaCell( celltype t, wxString &coords ); - virtual wxString GetLink( int x = 0, int y = 0 ) const; + wxHtmlImageMapAreaCell( celltype t, wxString &coords, double pixel_scale = 1.0); + virtual wxHtmlLinkInfo *GetLink( int x = 0, int y = 0 ) const; }; -wxHtmlImageMapAreaCell::wxHtmlImageMapAreaCell( wxHtmlImageMapAreaCell::celltype t, wxString &incoords ) +wxHtmlImageMapAreaCell::wxHtmlImageMapAreaCell( wxHtmlImageMapAreaCell::celltype t, wxString &incoords, double pixel_scale ) { - int i; + int i; wxString x = incoords, y; type = t; - while ((i = x.Find( ',' )) != -1) { - coords.Add( wxAtoi( x.Left( i ).c_str() ) ); + while ((i = x.Find( ',' )) != -1) + { + coords.Add( (int)(pixel_scale * (double)wxAtoi( x.Left( i ).c_str())) ); x = x.Mid( i + 1 ); } - coords.Add( wxAtoi( x.c_str() ) ); + 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) { + switch (type) + { case RECT: { - int l, t, r, b; + 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) { + if (x >= l && x <= r && y >= t && y <= b) + { return m_Link; } break; } case CIRCLE: { - int l, t, r; - double d; + 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) { + 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)) { + 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 { + } + else + { intersects += ((xval - (yval - wherey) * (coords[0] - xval) / (coords[pointer] - yval)) >= wherex) ? 1 : 0; } } - while (pointer < end) { + while (pointer < end) + { yval = coords[pointer]; pointer += 2; - if (yval >= wherey) { - while ((pointer < end) && (coords[pointer] >= wherey)) { + if (yval >= wherey) + { + while ((pointer < end) && (coords[pointer] >= wherey)) + { pointer += 2; } - if (pointer >= end) { + if (pointer >= end) + { break; } if ((coords[pointer - 3] >= wherex) == (coords[pointer - 1] >= wherex)) { intersects += (coords[pointer - 3] >= wherex) ? 1 : 0; - } else { + } + 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)) { + } + else + { + while ((pointer < end) && (coords[pointer] < wherey)) + { pointer += 2; } - if (pointer >= end) { + if (pointer >= end) + { break; } if ((coords[pointer - 3] >= wherex) == - (coords[pointer - 1] >= wherex)) { + (coords[pointer - 1] >= wherex)) + { intersects += (coords[pointer - 3] >= wherex) ? 1 : 0; - } else { + } + else + { intersects += ((coords[pointer - 3] - (coords[pointer - 2] - wherey) * (coords[pointer - 1] - coords[pointer - 3]) / @@ -170,18 +192,21 @@ wxString wxHtmlImageMapAreaCell::GetLink( int x, int y ) const } } } - if ((intersects & 1) != 0) { + if ((intersects & 1) != 0) + { return m_Link; } } } break; } - if (m_Next) { - wxHtmlImageMapAreaCell *a = (wxHtmlImageMapAreaCell*)m_Next; + + if (m_Next) + { + wxHtmlImageMapAreaCell *a = (wxHtmlImageMapAreaCell*)m_Next; return a->GetLink( x, y ); } - return wxEmptyString; + return NULL; } @@ -206,7 +231,7 @@ class wxHtmlImageMapCell : public wxHtmlCell protected: wxString m_Name; public: - virtual wxString GetLink( int x = 0, int y = 0 ) const; + virtual wxHtmlLinkInfo *GetLink( int x = 0, int y = 0 ) const; virtual const wxHtmlCell *Find( int cond, const void *param ) const; }; @@ -216,9 +241,9 @@ wxHtmlImageMapCell::wxHtmlImageMapCell( wxString &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; + wxHtmlImageMapAreaCell *a = (wxHtmlImageMapAreaCell*)m_Next; if (a) return a->GetLink( x, y ); return wxHtmlCell::GetLink( x, y ); @@ -226,7 +251,8 @@ wxString wxHtmlImageMapCell::GetLink( int x, int y ) const const wxHtmlCell *wxHtmlImageMapCell::Find( int cond, const void *param ) const { - if (cond == wxHTML_COND_ISIMAGEMAP) { + if (cond == wxHTML_COND_ISIMAGEMAP) + { if (m_Name == *((wxString*)(param))) return this; } @@ -246,13 +272,14 @@ class wxHtmlImageCell : public wxHtmlCell { public: wxBitmap *m_Image; + double m_Scale; wxHtmlImageMapCell *m_ImageMap; wxString m_MapName; - wxHtmlImageCell(wxFSFile *input, int w = -1, int h = -1, int align = wxHTML_ALIGN_BOTTOM, wxString mapname = wxEmptyString); + wxHtmlImageCell(wxFSFile *input, int w = -1, int h = -1, double scale = 1.0, 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; + virtual wxHtmlLinkInfo *GetLink( int x = 0, int y = 0 ) const; }; @@ -262,28 +289,36 @@ class wxHtmlImageCell : public wxHtmlCell // wxHtmlImageCell //-------------------------------------------------------------------------------- -wxHtmlImageCell::wxHtmlImageCell(wxFSFile *input, int w, int h, int align, wxString mapname) : wxHtmlCell() +wxHtmlImageCell::wxHtmlImageCell(wxFSFile *input, int w, int h, double scale, int align, wxString mapname) : wxHtmlCell() { wxImage *img; - int ww, hh; - wxInputStream *s = input -> GetStream(); - + int ww, hh, bw, bh; + wxInputStream *s = input->GetStream(); + + m_Scale = scale; 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); + if (img && (img->Ok())) + { + ww = img->GetWidth(); + hh = img->GetHeight(); + if (w != -1) bw = w; else bw = ww; + if (h != -1) bh = h; else bh = hh; + + m_Width = (int)(scale * (double)bw); + m_Height = (int)(scale * (double)bh); + + if ((bw != ww) || (bh != hh)) + { + wxImage img2 = img->Scale(bw, bh); m_Image = new wxBitmap(img2.ConvertToBitmap()); - } else - m_Image = new wxBitmap(img -> ConvertToBitmap()); + } + else + m_Image = new wxBitmap(img->ConvertToBitmap()); delete img; } - switch (align) { + switch (align) + { case wxHTML_ALIGN_TOP : m_Descent = m_Height; break; @@ -306,28 +341,40 @@ wxHtmlImageCell::wxHtmlImageCell(wxFSFile *input, int w, int h, int align, wxStr void wxHtmlImageCell::Draw(wxDC& dc, int x, int y, int view_y1, int view_y2) { if (m_Image) - dc.DrawBitmap(*m_Image, x + m_PosX, y + m_PosY, TRUE); + { + double us_x, us_y; + dc.GetUserScale(&us_x, &us_y); + dc.SetUserScale(us_x * m_Scale, us_y * m_Scale); + +// dc.DrawBitmap(*m_Image, x + m_PosX, y + m_PosY, (m_Image->GetMask() != (wxMask*) 0)); + dc.DrawBitmap(*m_Image, (int) ((x + m_PosX) / m_Scale), + (int) ((y + m_PosY) / m_Scale), TRUE); + dc.SetUserScale(us_x, us_y); + } wxHtmlCell::Draw(dc, x, y, view_y1, view_y2); } -wxString wxHtmlImageCell::GetLink( int x, int y ) const +wxHtmlLinkInfo *wxHtmlImageCell::GetLink( int x, int y ) const { if (m_MapName.IsEmpty()) return wxHtmlCell::GetLink( x, y ); - if (!m_ImageMap) { - wxHtmlContainerCell *p, *op; + if (!m_ImageMap) + { + wxHtmlContainerCell *p, *op; op = p = GetParent(); - while (p) { + while (p) + { op = p; p = p->GetParent(); } p = op; wxHtmlCell *cell = (wxHtmlCell*)p->Find( wxHTML_COND_ISIMAGEMAP, (const void*)(&m_MapName)); - if (!cell) { + if (!cell) + { ((wxString&)m_MapName).Clear(); return wxHtmlCell::GetLink( x, y ); } - { // dirty hack, ask Joel why he fills m_ImageMap in this place + { // 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; @@ -346,44 +393,56 @@ TAG_HANDLER_BEGIN(IMG, "IMG,MAP,AREA") TAG_HANDLER_PROC(tag) { - if (tag.GetName() == "IMG") { - if (tag.HasParam("SRC")) { + if (tag.GetName() == wxT("IMG")) + { + if (tag.HasParam(wxT("SRC"))) + { int w = -1, h = -1; int al; wxFSFile *str; - wxString tmp = tag.GetParam("SRC"); + wxString tmp = tag.GetParam(wxT("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); + str = m_WParser->GetFS()->OpenFile(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("ALIGN")) { - wxString alstr = tag.GetParam("ALIGN"); + if (tag.HasParam(wxT("ALIGN"))) + { + wxString alstr = tag.GetParam(wxT("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 (alstr == wxT("TEXTTOP")) + al = wxHTML_ALIGN_TOP; + else if ((alstr == wxT("CENTER")) || (alstr == wxT("ABSCENTER"))) + al = wxHTML_ALIGN_CENTER; } - if (tag.HasParam("USEMAP")) { - mn = tag.GetParam( "USEMAP" ); - if (mn[ 0 ] == '#') { + if (tag.HasParam(wxT("USEMAP"))) + { + mn = tag.GetParam( wxT("USEMAP") ); + if (mn.GetChar(0) == wxT('#')) + { 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); + if (str) + { + cel = new wxHtmlImageCell(str, w, h, m_WParser->GetPixelScale(), al, mn); + cel->SetLink(m_WParser->GetLink()); + m_WParser->GetContainer()->InsertCell(cel); delete str; } } } - if (tag.GetName() == "MAP") { + if (tag.GetName() == wxT("MAP")) + { m_WParser->CloseContainer(); m_WParser->OpenContainer(); - if (tag.HasParam("NAME")) { - wxString tmp = tag.GetParam("NAME"); + if (tag.HasParam(wxT("NAME"))) + { + wxString tmp = tag.GetParam(wxT("NAME")); wxHtmlImageMapCell *cel = new wxHtmlImageMapCell( tmp ); m_WParser->GetContainer()->InsertCell( cel ); } @@ -391,25 +450,36 @@ TAG_HANDLER_BEGIN(IMG, "IMG,MAP,AREA") m_WParser->CloseContainer(); m_WParser->OpenContainer(); } - if (tag.GetName() == "AREA") { - if (tag.HasParam("SHAPE")) { - wxString tmp = tag.GetParam("SHAPE"); - wxString coords; + 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("COORDS")) { - coords = tag.GetParam("COORDS"); + if (tag.HasParam(wxT("COORDS"))) + { + coords = tag.GetParam(wxT("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 (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("HREF")) { - wxString tmp = tag.GetParam("HREF"); - cel->SetLink( tmp ); + 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 ); }