// 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/defs.h"
#if wxUSE_HTML && wxUSE_STREAMS
-#ifdef __BORDLANDC__
+#ifdef __BORLANDC__
#pragma hdrstop
#endif
#include "wx/image.h"
#include "wx/gifdecod.h"
#include "wx/dynarray.h"
+#include "wx/log.h"
+#include "wx/artprov.h"
#include <math.h>
#include <float.h>
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:
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)
};
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)
};
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);
+ 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);
double m_scale;
wxHtmlImageMapCell *m_imageMap;
wxString m_mapName;
+
+ DECLARE_NO_COPY_CLASS(wxHtmlImageCell)
};
#if wxUSE_GIF && wxUSE_TIMER
private:
wxHtmlImageCell *m_cell;
+
+ DECLARE_NO_COPY_CLASS(wxGIFTimer)
};
#endif
-//--------------------------------------------------------------------------------
+//----------------------------------------------------------------------------
// wxHtmlImageCell
-//--------------------------------------------------------------------------------
+//----------------------------------------------------------------------------
-/* XPM */
-static const char * broken_image_xpm[] = {
-"29 31 7 1",
-" c None",
-". c #808080",
-"+ c #FFFFFF",
-"@ c #C0C0C0",
-"# c #000000",
-"$ c #333366",
-"% c #B2B2B2",
-"..................... ",
-".+++++++++++++++++++.. ",
-".+++++++++++++++++++.@. ",
-".++@@@@@@@@@@@@@@@@@.+@. ",
-".++@@@@@@@@@@@@@@@@@.++@. ",
-".++@@@@@.@@@@.@@@@@@.+++@. ",
-".++@@@@@@@@@@@@@@@@@.++++@. ",
-".++@@@@@@@@@@@@@@@@@.+++++@. ",
-".++@@.@@@@@@@@@@.@@@######## ",
-".++@@@@@@@@@@@@@@@@@@$$$$$$#.",
-".######@@@@@@@@@@@@@@@.....#.",
-" ###@@@@@@@@@@@@@@@++#.",
-" #####@@@@@@@@@@++#.",
-" #@.@@@@@@@@++#.",
-".. ###@@@@@@@++#.",
-".+.... #@@@@@@++#.",
-".++@@@... ####@@++#.",
-".++@@@@@@.. #####.",
-".++@@@@@@@@... ",
-".++@@@@@@%%%%@. ",
-".++@@@@@@%%%%@@.... ",
-".++@@@@@@%%%%@@@@@@.... ",
-".++@@@@@@%%%%@@@@@@@@@@.... ",
-".++@@@@@@@@@@@@@@@@@@@@@@++#.",
-".++@@@@@@@@@@@@@@@@@@@@@@++#.",
-".++@@@@@@@@@@@@@@@@@@@@@@++#.",
-".++@@@@@@@@@@@@@@@@@@@@@@++#.",
-".++@@@@@@@@@@@@@@@@@@@@@@++#.",
-".++++++++++++++++++++++++++#.",
-".++++++++++++++++++++++++++#.",
-"############################."};
wxHtmlImageCell::wxHtmlImageCell(wxWindow *window, wxFSFile *input,
int w, int h, double scale, int align,
m_physX = m_physY = -1;
#endif
- if ( input )
+ if ( m_bmpW && m_bmpH )
{
- wxInputStream *s = input->GetStream();
-
- if ( s )
+ if ( input )
{
- bool readImg = TRUE;
+ wxInputStream *s = input->GetStream();
-#if wxUSE_GIF && wxUSE_TIMER
- if ( (input->GetLocation().Matches(wxT("*.gif")) ||
- input->GetLocation().Matches(wxT("*.GIF"))) && m_window )
+ if ( s )
{
- m_gifDecoder = new wxGIFDecoder(s, TRUE);
- if ( m_gifDecoder->ReadGIF() == wxGIF_OK )
+ bool readImg = TRUE;
+
+#if wxUSE_GIF && wxUSE_TIMER
+ if ( (input->GetLocation().Matches(wxT("*.gif")) ||
+ input->GetLocation().Matches(wxT("*.GIF"))) && m_window )
{
- wxImage img;
- if ( m_gifDecoder->ConvertToImage(&img) )
- SetImage(img);
+ m_gifDecoder = new wxGIFDecoder(s, TRUE);
+ if ( m_gifDecoder->ReadGIF() == wxGIF_OK )
+ {
+ wxImage img;
+ if ( m_gifDecoder->ConvertToImage(&img) )
+ SetImage(img);
- readImg = FALSE;
+ readImg = FALSE;
- if ( m_gifDecoder->IsAnimation() )
- {
- m_gifTimer = new wxGIFTimer(this);
- m_gifTimer->Start(m_gifDecoder->GetDelay(), TRUE);
+ if ( m_gifDecoder->IsAnimation() )
+ {
+ m_gifTimer = new wxGIFTimer(this);
+ m_gifTimer->Start(m_gifDecoder->GetDelay(), TRUE);
+ }
+ else
+ {
+ wxDELETE(m_gifDecoder);
+ }
}
else
{
wxDELETE(m_gifDecoder);
}
}
- else
- {
- wxDELETE(m_gifDecoder);
- }
- }
- if ( readImg )
+ if ( readImg )
#endif // wxUSE_GIF && wxUSE_TIMER
- {
- SetImage(wxImage(*s, wxBITMAP_TYPE_ANY));
+ {
+ 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
+ else // input==NULL, use "broken image" bitmap
{
- m_showFrame = TRUE;
- if ( m_bmpW == -1 ) m_bmpW = 31;
- if ( m_bmpH == -1 ) m_bmpH = 33;
+ 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));
}
- m_bitmap = new wxBitmap(broken_image_xpm);
}
+ //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);
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);
}
}
wxBitmap bmp(img);
wxMemoryDC dc;
dc.SelectObject(*m_bitmap);
- dc.DrawBitmap(bmp, m_gifDecoder->GetLeft(), m_gifDecoder->GetTop());
+ dc.DrawBitmap(bmp, m_gifDecoder->GetLeft(), m_gifDecoder->GetTop(),
+ TRUE /* use mask */);
}
else
SetImage(img);
}
-void wxHtmlImageCell::Draw(wxDC& dc, int x, int y, int WXUNUSED(view_y1), int WXUNUSED(view_y2))
+void wxHtmlImageCell::Draw(wxDC& dc, int x, int y,
+ int WXUNUSED(view_y1), int WXUNUSED(view_y2),
+ wxHtmlRenderingInfo& WXUNUSED(info))
{
if ( m_showFrame )
{
}
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, us_y * m_scale);
+ dc.SetUserScale(us_x * m_scale * imageScaleX, us_y * m_scale * imageScaleY);
- dc.DrawBitmap(*m_bitmap, (int) ((x + m_PosX) / m_scale),
- (int) ((y + m_PosY) / m_scale), TRUE);
+ 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);
}
}
//--------------------------------------------------------------------------------
TAG_HANDLER_BEGIN(IMG, "IMG,MAP,AREA")
+ TAG_HANDLER_CONSTR(IMG) { }
TAG_HANDLER_PROC(tag)
{
projects / wxWidgets.git / blobdiff