]> git.saurik.com Git - wxWidgets.git/blobdiff - src/html/m_image.cpp
Rotated text patch from Hans-Joachim Baader (with some corrections)
[wxWidgets.git] / src / html / m_image.cpp
index 5fb966afa421de3933f56644cc27652695a4a2c4..bec8f9064dd690dd4ff71d3f1e030952fa1ae0dd 100644 (file)
@@ -40,7 +40,7 @@ FORCE_LINK_ME(mod_image)
 
 
 WX_DECLARE_OBJARRAY(int, CoordArray);
-#include <wx/arrimpl.cpp> // this is a magic incantation which must be done!
+#include "wx/arrimpl.cpp" // this is a magic incantation which must be done!
 WX_DEFINE_OBJARRAY(CoordArray);
 
 
@@ -52,15 +52,15 @@ WX_DEFINE_OBJARRAY(CoordArray);
 
 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 );
+        virtual wxString GetLink( int x = 0, int y = 0 ) const;
 };
 
 
@@ -69,144 +69,119 @@ public:
 
 wxHtmlImageMapAreaCell::wxHtmlImageMapAreaCell( wxHtmlImageMapAreaCell::celltype t, wxString &incoords )
 {
-       int     i;
-       wxString x = incoords, y;
-
-       type = t;
-       while ((i = x.Find( ',' )) != -1)
-       {
-               coords.Add( atoi( x.Left( i ).c_str() ) );
-               x = x.Mid( i + 1 );
-       }
-       coords.Add( atoi( x.c_str() ) );
+    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() ) );
 }
 
 wxString 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 wxEmptyString;
 }
 
 
@@ -220,43 +195,42 @@ wxString wxHtmlImageMapAreaCell::GetLink( int x, int y ) const
 // wxHtmlImageMapCell
 //                  0-width, 0-height cell that represents map from imagemaps
 //                  it is always placed before wxHtmlImageMapAreaCells
-//                  It responds to Find(HTML_COND_ISIMAGEMAP)
+//                  It responds to Find(wxHTML_COND_ISIMAGEMAP)
 //--------------------------------------------------------------------------------
 
 
 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 wxString GetLink( int x = 0, int y = 0 ) const;
+        virtual const wxHtmlCell *Find( int cond, const void *param ) const;
 };
 
 
 wxHtmlImageMapCell::wxHtmlImageMapCell( wxString &name )
 {
-       m_Name = name ;
+    m_Name = name ;
 }
 
 wxString 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 == HTML_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);
 }
 
 
@@ -272,13 +246,13 @@ class wxHtmlImageCell : public wxHtmlCell
 {
     public:
         wxBitmap *m_Image;
-       wxHtmlImageMapCell *m_ImageMap;
-       wxString m_MapName;
+        wxHtmlImageMapCell *m_ImageMap;
+        wxString m_MapName;
 
-        wxHtmlImageCell(wxFSFile *input, int w = -1, int h = -1, int align = HTML_ALIGN_BOTTOM, wxString mapname = wxEmptyString);
-        ~wxHtmlImageCell() {if (m_Image) delete m_Image;}
+        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;
+        virtual wxString GetLink( int x = 0, int y = 0 ) const;
 };
 
 
@@ -305,18 +279,21 @@ wxHtmlImageCell::wxHtmlImageCell(wxFSFile *input, int w, int h, int align, wxStr
         if ((m_Width != ww) || (m_Height != hh)) {
             wxImage img2 = img -> Scale(m_Width, m_Height);
             m_Image = new wxBitmap(img2.ConvertToBitmap());
-        }
-        else
+        } else
             m_Image = new wxBitmap(img -> ConvertToBitmap());
         delete img;
     }
     switch (align) {
-        case HTML_ALIGN_TOP :
-                        m_Descent = m_Height; break;
-        case HTML_ALIGN_CENTER :
-                        m_Descent = m_Height / 2; break;
-        case HTML_ALIGN_BOTTOM : default :
-                        m_Descent = 0; break;
+        case wxHTML_ALIGN_TOP :
+            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_ImageMap = NULL;
@@ -335,31 +312,28 @@ void wxHtmlImageCell::Draw(wxDC& dc, int x, int y, int view_y1, int view_y2)
 
 wxString 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( HTML_COND_ISIMAGEMAP, (const void*)(&m_MapName));
-               if (!cell)
-               {
-                       ((wxString&)m_MapName).Clear();
-                       return wxHtmlCell::GetLink( x, y );
-               }
+    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
+            // THE problem is that we're in const method and we can't modify m_ImageMap
             wxHtmlImageMapCell **cx = (wxHtmlImageMapCell**)(&m_ImageMap);
-               *cx = (wxHtmlImageMapCell*)cell;
+            *cx = (wxHtmlImageMapCell*)cell;
         }
-       }
-       return m_ImageMap->GetLink( x, y );
+    }
+    return m_ImageMap->GetLink( x, y );
 }
 
 
@@ -368,97 +342,83 @@ 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_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("WIDTH")) tag.ScanParam("WIDTH", "%i", &w);
-                   if (tag.HasParam("HEIGHT")) tag.ScanParam("HEIGHT", "%i", &h);
-                   al = HTML_ALIGN_BOTTOM;
-                   if (tag.HasParam("ALIGN")) {
-                       wxString alstr = tag.GetParam("ALIGN");
-                       alstr.MakeUpper(); // for the case alignment was in ".."
-                       if (alstr == "TEXTTOP") al = HTML_ALIGN_TOP;
-                       else if ((alstr == "CENTER") || (alstr == "ABSCENTER")) al = HTML_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() == "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[ (unsigned int) 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 );
+            }
+        }
 
         return FALSE;
     }
 
-TAG_HANDLER_END(IMAGE)
+TAG_HANDLER_END(IMG)