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Removed Pango homemade implementation and

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reinstated old code that uses /Times and
    /Helv etc for printing PostScript.
  Various smaller fixes related to printing.


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@30126 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Robert Roebling
2004-10-27 22:55:30 +00:00
parent dd65d8c830
commit 01b5396fce
5 changed files with 24 additions and 448 deletions
Download Patch File Download Diff File Expand all files Collapse all files

334
src/generic/dcpsg.cpp
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@@ -39,10 +39,6 @@
#include "wx/generic/prntdlgg.h"
#include "wx/paper.h"
#include "wx/filefn.h"
#if WXWIN_COMPATIBILITY_2_2
#include "wx/window.h"
#include "wx/printdlg.h"
#endif
#include <math.h>
@@ -201,8 +197,6 @@ static const char *wxPostScriptHeaderColourImage = "\
} ifelse % end of 'false' case\n\
";
#if wxUSE_PANGO
#else
static char wxPostScriptHeaderReencodeISO1[] =
"\n/reencodeISO {\n"
"dup dup findfont dup length dict begin\n"
@@ -243,7 +237,6 @@ static char wxPostScriptHeaderReencodeISO2[] =
"/otilde/odieresis/divide/oslash/ugrave/uacute/ucircumflex/udieresis\n"
"/yacute/thorn/ydieresis\n"
"] def\n\n";
#endif
//-------------------------------------------------------------------------------
// wxPostScriptDC
@@ -316,31 +309,6 @@ wxPostScriptDC::~wxPostScriptDC ()
}
}
#if WXWIN_COMPATIBILITY_2_2
bool wxPostScriptDC::Create( const wxString &output, bool interactive, wxWindow *parent )
{
wxPrintData data;
data.SetFilename( output );
data.SetPrintMode( wxPRINT_MODE_FILE );
if (interactive)
{
wxPrintDialogData ddata( data );
wxPrintDialog dialog( parent, &data );
dialog.GetPrintDialogData().SetSetupDialog(true);
if (dialog.ShowModal() != wxID_OK)
{
m_ok = false;
return false;
}
data = dialog.GetPrintDialogData().GetPrintData();
}
return true;
}
#endif
bool wxPostScriptDC::Ok() const
{
return m_ok;
@@ -941,8 +909,6 @@ void wxPostScriptDC::SetFont( const wxFont& font )
m_font = font;
#if wxUSE_PANGO
#else
int Style = m_font.GetStyle();
int Weight = m_font.GetWeight();
@@ -1029,7 +995,6 @@ void wxPostScriptDC::SetFont( const wxFont& font )
for (int i = 0; i < 100; i++)
if (buffer[i] == ',') buffer[i] = '.';
PsPrint( buffer );
#endif // !wxUSE_PANGO
}
void wxPostScriptDC::SetPen( const wxPen& pen )
@@ -1172,139 +1137,6 @@ void wxPostScriptDC::SetBrush( const wxBrush& brush )
}
}
#if wxUSE_PANGO
#define PANGO_ENABLE_ENGINE
#ifdef __WXGTK20__
#include "wx/gtk/private.h"
#include "gtk/gtk.h"
#else
#include "wx/x11/private.h"
#endif
#include <ft2build.h>
#include FT_FREETYPE_H
#include "wx/fontutil.h"
#include <pango/pangoft2.h>
#include <freetype/ftglyph.h>
#ifndef FT_Outline_Decompose
FT_EXPORT( FT_Error ) FT_Outline_Decompose(
FT_Outline* outline,
const FT_Outline_Funcs* interface,
void* user );
#endif
typedef struct _OutlineInfo OutlineInfo;
struct _OutlineInfo {
wxPostScriptDC* caller;
};
static int paps_move_to( FT_Vector* to, void *user_data)
{
OutlineInfo *outline_info = (OutlineInfo*)user_data;
outline_info->caller->PsPrintf( wxT("%d %d moveto\n"), (int)to->x, (int)to->y );
return 0;
}
static int paps_line_to( FT_Vector* to, void *user_data)
{
OutlineInfo *outline_info = (OutlineInfo*)user_data;
outline_info->caller->PsPrintf( wxT("%d %d lineto\n"), (int)to->x , (int)to->y );
return 0;
}
static int paps_conic_to( FT_Vector* control, FT_Vector* to, void *user_data)
{
OutlineInfo *outline_info = (OutlineInfo*)user_data;
outline_info->caller->PsPrintf( wxT("%d %d %d %d conicto\n"),
(int)control->x ,
(int)control->y ,
(int)to->x ,
(int)to->y );
return 0;
}
static int
paps_cubic_to( FT_Vector* control1, FT_Vector* control2,
FT_Vector* to, void *user_data)
{
OutlineInfo *outline_info = (OutlineInfo*)user_data;
outline_info->caller->PsPrintf(wxT("%d %d %d %d %d %d curveto\n"),
(int)control1->x ,
(int)control1->y ,
(int)control2->x ,
(int)control2->y ,
(int)to->x ,
(int)to->y );
return 0;
}
void draw_bezier_outline(wxPostScriptDC* caller,
FT_Face face,
FT_UInt glyph_index,
int pos_x,
int pos_y,
double scale_x,
double scale_y )
{
FT_Int load_flags = FT_LOAD_NO_BITMAP;
FT_Glyph glyph;
FT_Outline_Funcs outlinefunc =
{
paps_move_to,
paps_line_to,
paps_conic_to,
paps_cubic_to
};
OutlineInfo outline_info;
outline_info.caller = caller;
caller->PsPrint("gsave\n");
caller->PsPrintf( wxT("%d %d translate\n"), pos_x, pos_y );
// We have to replace the "," from the German
// locale with the Englich "." for PostScript
char buf[100];
sprintf(buf, "%.8f %.8f scale\n", scale_x, scale_y );
for (size_t i = 0; i < strlen(buf); i++)
if (buf[i] == ',') buf[i] = '.';
caller->PsPrint(buf);
FT_Load_Glyph(face, glyph_index, load_flags);
FT_Get_Glyph (face->glyph, &glyph);
FT_Outline_Decompose (&(((FT_OutlineGlyph)glyph)->outline),
&outlinefunc, &outline_info);
caller->PsPrint("closepath fill grestore\n");
FT_Done_Glyph (glyph);
}
#endif
#if wxUSE_PANGO
static void InitializePangoContext(PangoContext *context)
{
#ifdef __WXGTK__
pango_context_set_base_dir(context,
gtk_widget_get_default_direction() == GTK_TEXT_DIR_LTR ?
PANGO_DIRECTION_LTR : PANGO_DIRECTION_RTL);
pango_context_set_language(context, gtk_get_default_language());
#else
// FIXME: assuming LTR is incorrect!
pango_context_set_base_dir(context, PANGO_DIRECTION_LTR);
wxString lang = wxGetLocale()->GetCanonicalName();
pango_context_set_language(context,
pango_language_from_string(lang.ToAscii()));
#endif
}
#endif
void wxPostScriptDC::DoDrawText( const wxString& text, wxCoord x, wxCoord y )
{
wxCHECK_RET( m_ok, wxT("invalid postscript dc") );
@@ -1349,81 +1181,6 @@ void wxPostScriptDC::DoDrawText( const wxString& text, wxCoord x, wxCoord y )
}
}
#if wxUSE_PANGO
int ps_dpi = 72;
int pango_dpi = 600;
PangoContext *context = pango_ft2_get_context ( pango_dpi, pango_dpi );
InitializePangoContext(context);
double scale = (double)pango_dpi / (double)ps_dpi;
scale /= m_userScaleY;
pango_context_set_font_description (context, m_font.GetNativeFontInfo()->description );
PangoLayout *layout = pango_layout_new (context);
#if wxUSE_UNICODE
wxCharBuffer buffer = wxConvUTF8.cWC2MB( text );
#else
wxCharBuffer buffer = wxConvUTF8.cWC2MB( wxConvLocal.cWX2WC( text ) );
#endif
pango_layout_set_text( layout, (const char*) buffer, strlen(buffer) );
PsPrintf( wxT("%%%% %s\n"), text.c_str() );
PangoRectangle rect;
pango_layout_get_extents(layout, NULL, &rect);
int xx = LogicalToDeviceX( x );
int yy = LogicalToDeviceY( y );
int xxx = xx * PANGO_SCALE;
int yyy = yy * PANGO_SCALE - (int)(rect.height * 0.66 / scale); // Move down by estimated baseline. HACK.
#define ps_kludge_factor 2.8
// Loop over lines in layout
int num_lines = pango_layout_get_line_count( layout );
for (int i = 0; i < num_lines; i++)
{
PangoLayoutLine *line = pango_layout_get_line( layout, i );
// width of glyphs already printed
int all_width = 0;
// Loop over runs in line
GSList *runs_list = line->runs;
while (runs_list)
{
PangoLayoutRun *run = (PangoLayoutRun*) runs_list->data;
PangoItem *item = run->item;
PangoGlyphString *glyphs = run->glyphs;
PangoAnalysis *analysis = &item->analysis;
PangoFont *font = analysis->font;
FT_Face ft_face = pango_ft2_font_get_face(font);
int num_glyphs = glyphs->num_glyphs;
for (int glyph_idx = 0; glyph_idx < num_glyphs; glyph_idx++)
{
PangoGlyphGeometry geometry = glyphs->glyphs[glyph_idx].geometry;
int pos_x = xxx + (int)((double)(all_width+geometry.x_offset) / scale);
int pos_y = yyy + (int)((double)geometry.y_offset / scale );
all_width += geometry.width;
draw_bezier_outline( this, ft_face,
(FT_UInt)(glyphs->glyphs[glyph_idx].glyph),
pos_x / PANGO_SCALE,
pos_y / PANGO_SCALE,
1.0/(ps_kludge_factor * scale * 26.6),
1.0/(ps_kludge_factor * scale * 26.6) );
}
runs_list = runs_list->next;
}
}
g_object_unref( G_OBJECT( layout ) );
g_object_unref( G_OBJECT( context ) );
#else // !wxUSE_PANGO
wxCoord text_w, text_h, text_descent;
GetTextExtent(text, &text_w, &text_h, &text_descent);
@@ -1490,7 +1247,6 @@ void wxPostScriptDC::DoDrawText( const wxString& text, wxCoord x, wxCoord y )
CalcBoundingBox( x, y );
CalcBoundingBox( x + size * text.Length() * 2/3 , y );
#endif // wxUSE_PANGO/!wxUSE_PANGO
}
void wxPostScriptDC::DoDrawRotatedText( const wxString& text, wxCoord x, wxCoord y, double angle )
@@ -1861,11 +1617,8 @@ bool wxPostScriptDC::StartDoc( const wxString& message )
PsPrint( wxPostScriptHeaderEllipse );
PsPrint( wxPostScriptHeaderEllipticArc );
PsPrint( wxPostScriptHeaderColourImage );
#if wxUSE_PANGO
#else
PsPrint( wxPostScriptHeaderReencodeISO1 );
PsPrint( wxPostScriptHeaderReencodeISO2 );
#endif
if (wxPostScriptHeaderSpline)
PsPrint( wxPostScriptHeaderSpline );
PsPrint( "%%EndProlog\n" );
@@ -2089,44 +1842,6 @@ void wxPostScriptDC::DoGetTextExtent(const wxString& string,
return;
}
#if wxUSE_PANGO
int wx_dpi = GetResolution();
int pango_dpi = 600;
PangoContext *context = pango_ft2_get_context ( pango_dpi, pango_dpi );
InitializePangoContext(context);
double scale = pango_dpi / wx_dpi;
scale /= m_userScaleY;
PangoLayout *layout = pango_layout_new (context);
PangoFontDescription *desc = fontToUse->GetNativeFontInfo()->description;
pango_layout_set_font_description(layout, desc);
#if wxUSE_UNICODE
const wxCharBuffer data = wxConvUTF8.cWC2MB( string );
#else
const wxWCharBuffer wdata = wxConvLocal.cMB2WC( string );
const wxCharBuffer data = wxConvUTF8.cWC2MB( wdata );
#endif
pango_layout_set_text(layout, (const char*) data, strlen( (const char*) data ));
PangoRectangle rect;
pango_layout_get_extents(layout, NULL, &rect);
if (x) (*x) = (wxCoord) ( PANGO_PIXELS(rect.width) / scale );
if (y) (*y) = (wxCoord) ( PANGO_PIXELS(rect.height) / scale );
if (descent)
{
PangoLayoutIter *iter = pango_layout_get_iter(layout);
int baseline = pango_layout_iter_get_baseline(iter);
pango_layout_iter_free(iter);
*descent = wxCoord(*y - PANGO_PIXELS(baseline) / scale);
}
if (externalLeading) (*externalLeading) = 0; // ??
g_object_unref( G_OBJECT( layout ) );
#else
// GTK 2.0
const wxWX2MBbuf strbuf = string.mb_str();
@@ -2459,9 +2174,6 @@ void wxPostScriptDC::DoGetTextExtent(const wxString& string,
if (externalLeading) *externalLeading = 0;
#endif
// Use AFM
#endif
// GTK 2.0
}
// print postscript datas via required method (file, stream)
@@ -2523,52 +2235,6 @@ void wxPostScriptDC::PsPrint( int ch )
}
}
#if WXWIN_COMPATIBILITY_2_2
WXDLLEXPORT wxPrintSetupData *wxThePrintSetupData = 0;
void wxInitializePrintSetupData(bool init)
{
if (init)
{
// gets initialized in the constructor
wxThePrintSetupData = new wxPrintSetupData;
}
else
{
delete wxThePrintSetupData;
wxThePrintSetupData = (wxPrintSetupData *) NULL;
}
}
// A module to allow initialization/cleanup of PostScript-related
// things without calling these functions from app.cpp.
class WXDLLEXPORT wxPostScriptModule: public wxModule
{
DECLARE_DYNAMIC_CLASS(wxPostScriptModule)
public:
wxPostScriptModule() {}
bool OnInit();
void OnExit();
};
IMPLEMENT_DYNAMIC_CLASS(wxPostScriptModule, wxModule)
bool wxPostScriptModule::OnInit()
{
wxInitializePrintSetupData();
return true;
}
void wxPostScriptModule::OnExit()
{
wxInitializePrintSetupData(false);
}
#endif
// WXWIN_COMPATIBILITY_2_2
#endif
// wxUSE_POSTSCRIPT