/////////////////////////////////////////////////////////////////////////////
-// Name: htmprint.cpp
+// Name: src/html/htmprint.cpp
// Purpose: html printing classes
// Author: Vaclav Slavik
// Created: 25/09/99
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
-
-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
-#pragma implementation "htmprint.h"
-#endif
-
// For compilers that support precompilation, includes "wx/wx.h".
#include "wx/wxprec.h"
-#include "wx/defs.h"
-
#ifdef __BORLANDC__
-#pragma hdrstop
+ #pragma hdrstop
#endif
+#if wxUSE_HTML && wxUSE_PRINTING_ARCHITECTURE && wxUSE_STREAMS
+
#ifndef WX_PRECOMP
#include "wx/log.h"
#include "wx/intl.h"
#include "wx/dc.h"
+ #include "wx/settings.h"
+ #include "wx/msgdlg.h"
+ #include "wx/module.h"
#endif
-#if wxUSE_HTML && wxUSE_PRINTING_ARCHITECTURE && wxUSE_STREAMS
-
-#include "wx/dc.h"
#include "wx/print.h"
#include "wx/printdlg.h"
#include "wx/html/htmprint.h"
#include "wx/wxhtml.h"
#include "wx/wfstream.h"
-#include "wx/module.h"
-#include "wx/settings.h"
+
+
+// default font size of normal text (HTML font size 0) for printing, in points:
+#define DEFAULT_PRINT_FONT_SIZE 12
//--------------------------------------------------------------------------------
m_DC = NULL;
m_Width = m_Height = 0;
m_Cells = NULL;
- m_Parser = new wxHtmlWinParser(NULL);
+ m_Parser = new wxHtmlWinParser();
m_FS = new wxFileSystem();
m_Parser->SetFS(m_FS);
+ SetStandardFonts(DEFAULT_PRINT_FONT_SIZE);
}
void wxHtmlDCRenderer::SetSize(int width, int height)
{
+ wxCHECK_RET( width, "width must be non-zero" );
+ wxCHECK_RET( height, "height must be non-zero" );
+
m_Width = width;
m_Height = height;
}
void wxHtmlDCRenderer::SetHtmlText(const wxString& html, const wxString& basepath, bool isdir)
{
- if (m_DC == NULL) return;
+ wxCHECK_RET( m_DC, "SetDC() must be called before SetHtmlText()" );
+ wxCHECK_RET( m_Width, "SetSize() must be called before SetHtmlText()" );
- if (m_Cells != NULL) delete m_Cells;
+ wxDELETE(m_Cells);
m_FS->ChangePathTo(basepath, isdir);
m_Cells = (wxHtmlContainerCell*) m_Parser->Parse(html);
}
-void wxHtmlDCRenderer::SetFonts(wxString normal_face, wxString fixed_face,
+void wxHtmlDCRenderer::SetFonts(const wxString& normal_face, const wxString& fixed_face,
const int *sizes)
{
m_Parser->SetFonts(normal_face, fixed_face, sizes);
- if (m_DC == NULL && m_Cells != NULL) m_Cells->Layout(m_Width);
-}
+ if ( m_Cells )
+ m_Cells->Layout(m_Width);
+ // else: SetHtmlText() not yet called, no need for relayout
+}
-void wxHtmlDCRenderer::NormalizeFontSizes(int size)
+void wxHtmlDCRenderer::SetStandardFonts(int size,
+ const wxString& normal_face,
+ const wxString& fixed_face)
{
- int f_sizes[7];
- if (size == -1)
- size = wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT).GetPointSize();
+ m_Parser->SetStandardFonts(size, normal_face, fixed_face);
- f_sizes[0] = int(size * 0.6);
- f_sizes[1] = int(size * 0.8);
- f_sizes[2] = size;
- f_sizes[3] = int(size * 1.2);
- f_sizes[4] = int(size * 1.4);
- f_sizes[5] = int(size * 1.6);
- f_sizes[6] = int(size * 1.8);
-
- SetFonts(wxEmptyString, wxEmptyString, f_sizes);
+ if ( m_Cells )
+ m_Cells->Layout(m_Width);
+ // else: SetHtmlText() not yet called, no need for relayout
}
-
-int wxHtmlDCRenderer::Render(int x, int y, int from, int dont_render, int to, int *known_pagebreaks, int number_of_pages)
+int wxHtmlDCRenderer::Render(int x, int y,
+ wxArrayInt& known_pagebreaks,
+ int from, int dont_render, int to)
{
- int pbreak, hght;
+ wxCHECK_MSG( m_Cells, 0, "SetHtmlText() must be called before Render()" );
+ wxCHECK_MSG( m_DC, 0, "SetDC() must be called before Render()" );
- if (m_Cells == NULL || m_DC == NULL) return 0;
+ int pbreak, hght;
pbreak = (int)(from + m_Height);
- while (m_Cells->AdjustPagebreak(&pbreak, known_pagebreaks, number_of_pages)) {}
+ while (m_Cells->AdjustPagebreak(&pbreak, known_pagebreaks)) {}
hght = pbreak - from;
if(to < hght)
hght = to;
m_DC->SetClippingRegion(x, y, m_Width, hght);
m_Cells->Draw(*m_DC,
x, (y - from),
- y, pbreak + (y /*- from*/),
+ y, y + hght,
rinfo);
m_DC->DestroyClippingRegion();
}
else return GetTotalHeight();
}
+int wxHtmlDCRenderer::GetTotalWidth() const
+{
+ return m_Cells ? m_Cells->GetWidth() : 0;
+}
-
-int wxHtmlDCRenderer::GetTotalHeight()
+int wxHtmlDCRenderer::GetTotalHeight() const
{
- if (m_Cells) return m_Cells->GetHeight();
- else return 0;
+ return m_Cells ? m_Cells->GetHeight() : 0;
}
m_Renderer = new wxHtmlDCRenderer;
m_RendererHdr = new wxHtmlDCRenderer;
m_NumPages = wxHTML_PRINT_MAX_PAGES;
- m_Document = m_BasePath = wxEmptyString; m_BasePathIsDir = TRUE;
+ m_Document = m_BasePath = wxEmptyString; m_BasePathIsDir = true;
m_Headers[0] = m_Headers[1] = wxEmptyString;
m_Footers[0] = m_Footers[1] = wxEmptyString;
m_HeaderHeight = m_FooterHeight = 0;
SetMargins(); // to default values
+ SetStandardFonts(DEFAULT_PRINT_FONT_SIZE);
}
m_Filters.Append(filter);
}
+bool
+wxHtmlPrintout::CheckFit(const wxSize& pageArea, const wxSize& docArea) const
+{
+ if ( docArea.x > pageArea.x )
+ {
+ wxMessageDialog
+ dlg
+ (
+ NULL,
+ wxString::Format
+ (
+ _("The document \"%s\" doesn't fit on the page "
+ "horizontally and will be truncated if printed.\n"
+ "\n"
+ "Would you like to proceed with printing it nevertheless?"),
+ GetTitle()
+ ),
+ _("Printing"),
+ wxYES_NO | wxNO_DEFAULT | wxICON_QUESTION
+ );
+ dlg.SetExtendedMessage
+ (
+ _("If possible, try changing the layout parameters to "
+ "make the printout more narrow")
+ );
+ dlg.SetYesNoLabels(_("&Print"), _("&Cancel"));
+
+ if ( dlg.ShowModal() != wxYES )
+ return false;
+ }
+
+ return true;
+}
+
void wxHtmlPrintout::OnPreparePrinting()
{
int pageWidth, pageHeight, mm_w, mm_h, scr_w, scr_h, dc_w, dc_h;
int ppiPrinterX, ppiPrinterY;
GetPPIPrinter(&ppiPrinterX, &ppiPrinterY);
+ wxUnusedVar(ppiPrinterX);
int ppiScreenX, ppiScreenY;
GetPPIScreen(&ppiScreenX, &ppiScreenY);
+ wxUnusedVar(ppiScreenX);
wxDisplaySize(&scr_w, &scr_h);
GetDC()->GetSize(&dc_w, &dc_h);
- GetDC()->SetUserScale((double)dc_w / (double)pageWidth, (double)dc_w / (double)pageWidth);
+ GetDC()->SetUserScale((double)dc_w / (double)pageWidth,
+ (double)dc_h / (double)pageHeight);
/* prepare headers/footers renderer: */
/* prepare main renderer: */
m_Renderer->SetDC(GetDC(), (double)ppiPrinterY / (double)ppiScreenY);
- m_Renderer->SetSize((int) (ppmm_h * (mm_w - m_MarginLeft - m_MarginRight)),
- (int) (ppmm_v * (mm_h - m_MarginTop - m_MarginBottom) -
- m_FooterHeight - m_HeaderHeight -
- ((m_HeaderHeight == 0) ? 0 : m_MarginSpace * ppmm_v) -
- ((m_FooterHeight == 0) ? 0 : m_MarginSpace * ppmm_v)
- ));
+
+ const int printAreaW = int(ppmm_h * (mm_w - m_MarginLeft - m_MarginRight));
+ int printAreaH = int(ppmm_v * (mm_h - m_MarginTop - m_MarginBottom));
+ if ( m_HeaderHeight )
+ printAreaH -= int(m_HeaderHeight + m_MarginSpace * ppmm_v);
+ if ( m_FooterHeight )
+ printAreaH -= int(m_FooterHeight + m_MarginSpace * ppmm_v);
+
+ m_Renderer->SetSize(printAreaW, printAreaH);
m_Renderer->SetHtmlText(m_Document, m_BasePath, m_BasePathIsDir);
- CountPages();
+
+ if ( CheckFit(wxSize(printAreaW, printAreaH),
+ wxSize(m_Renderer->GetTotalWidth(),
+ m_Renderer->GetTotalHeight())) )
+ {
+ // do paginate the document
+ CountPages();
+ }
+ //else: if we don't call CountPages() m_PageBreaks remains empty and our
+ // GetPageInfo() will return 0 as max page and so nothing will be
+ // printed
}
bool wxHtmlPrintout::OnBeginDocument(int startPage, int endPage)
{
- if (!wxPrintout::OnBeginDocument(startPage, endPage)) return FALSE;
+ if (!wxPrintout::OnBeginDocument(startPage, endPage)) return false;
- return TRUE;
+ return true;
}
bool wxHtmlPrintout::OnPrintPage(int page)
{
wxDC *dc = GetDC();
- if (dc)
+ if (dc && dc->IsOk())
{
if (HasPage(page))
RenderPage(dc, page);
- return TRUE;
+ return true;
}
- else return FALSE;
+ else return false;
}
void wxHtmlPrintout::GetPageInfo(int *minPage, int *maxPage, int *selPageFrom, int *selPageTo)
{
*minPage = 1;
- *maxPage = m_NumPages;
+ if ( m_NumPages >= (signed)m_PageBreaks.GetCount()-1)
+ *maxPage = m_NumPages;
+ else
+ *maxPage = (signed)m_PageBreaks.GetCount()-1;
*selPageFrom = 1;
- *selPageTo = m_NumPages;
+ *selPageTo = (signed)m_PageBreaks.GetCount()-1;
}
bool wxHtmlPrintout::HasPage(int pageNum)
{
- return (pageNum >= 1 && pageNum <= m_NumPages);
+ return pageNum > 0 && (unsigned)pageNum < m_PageBreaks.GetCount();
}
{
wxFileSystem fs;
wxFSFile *ff;
-
+
if (wxFileExists(htmlfile))
ff = fs.OpenFile(wxFileSystem::FileNameToURL(htmlfile));
else
return;
}
- bool done = FALSE;
+ bool done = false;
wxHtmlFilterHTML defaultFilter;
wxString doc;
if (h->CanRead(*ff))
{
doc = h->ReadFile(*ff);
- done = TRUE;
+ done = true;
break;
}
node = node->GetNext();
if (!done)
doc = defaultFilter.ReadFile(*ff);
-
- SetHtmlText(doc, htmlfile, FALSE);
+
+ SetHtmlText(doc, htmlfile, false);
delete ff;
}
ppmm_v = (float)pageHeight / mm_h;
int pos = 0;
-
m_NumPages = 0;
+ // m_PageBreaks[0] = 0;
- m_PageBreaks[0] = 0;
+ m_PageBreaks.Clear();
+ m_PageBreaks.Add( 0);
do
{
pos = m_Renderer->Render((int)( ppmm_h * m_MarginLeft),
- (int) (ppmm_v * (m_MarginTop + (m_HeaderHeight == 0 ? 0 : m_MarginSpace)) + m_HeaderHeight),
- pos, TRUE, INT_MAX, m_PageBreaks, m_NumPages);
- m_PageBreaks[++m_NumPages] = pos;
+ (int) (ppmm_v * (m_MarginTop + (m_HeaderHeight == 0 ? 0 : m_MarginSpace)) + m_HeaderHeight),
+ m_PageBreaks,
+ pos, true, INT_MAX);
+ m_PageBreaks.Add( pos);
+ if( m_PageBreaks.GetCount() > wxHTML_PRINT_MAX_PAGES)
+ {
+ wxMessageBox( _("HTML pagination algorithm generated more than the allowed maximum number of pages and it can't continue any longer!"),
+ _("Warning"), wxCANCEL | wxICON_ERROR );
+ break;
+ }
} while (pos < m_Renderer->GetTotalHeight());
}
GetPPIScreen(&ppiScreenX, &ppiScreenY);
wxUnusedVar(ppiScreenX);
- dc->SetUserScale((double)dc_w / (double)pageWidth, (double)dc_w / (double)pageWidth);
+ dc->SetUserScale((double)dc_w / (double)pageWidth,
+ (double)dc_h / (double)pageHeight);
m_Renderer->SetDC(dc, (double)ppiPrinterY / (double)ppiScreenY);
- dc->SetBackgroundMode(wxTRANSPARENT);
+ dc->SetBackgroundMode(wxBRUSHSTYLE_TRANSPARENT);
m_Renderer->Render((int) (ppmm_h * m_MarginLeft),
- (int) (ppmm_v * (m_MarginTop + (m_HeaderHeight == 0 ? 0 : m_MarginSpace)) + m_HeaderHeight),
- m_PageBreaks[page-1], FALSE, m_PageBreaks[page]-m_PageBreaks[page-1]);
+ (int) (ppmm_v * (m_MarginTop + (m_HeaderHeight == 0 ? 0 : m_MarginSpace)) + m_HeaderHeight), m_PageBreaks,
+ m_PageBreaks[page-1], false, m_PageBreaks[page]-m_PageBreaks[page-1]);
+
m_RendererHdr->SetDC(dc, (double)ppiPrinterY / (double)ppiScreenY);
if (m_Headers[page % 2] != wxEmptyString)
{
m_RendererHdr->SetHtmlText(TranslateHeader(m_Headers[page % 2], page));
- m_RendererHdr->Render((int) (ppmm_h * m_MarginLeft), (int) (ppmm_v * m_MarginTop));
+ m_RendererHdr->Render((int) (ppmm_h * m_MarginLeft), (int) (ppmm_v * m_MarginTop), m_PageBreaks);
}
if (m_Footers[page % 2] != wxEmptyString)
{
m_RendererHdr->SetHtmlText(TranslateHeader(m_Footers[page % 2], page));
- m_RendererHdr->Render((int) (ppmm_h * m_MarginLeft), (int) (pageHeight - ppmm_v * m_MarginBottom - m_FooterHeight));
+ m_RendererHdr->Render((int) (ppmm_h * m_MarginLeft), (int) (pageHeight - ppmm_v * m_MarginBottom - m_FooterHeight), m_PageBreaks);
}
}
num.Printf(wxT("%i"), page);
r.Replace(wxT("@PAGENUM@"), num);
- num.Printf(wxT("%i"), m_NumPages);
+ num.Printf(wxT("%lu"), (unsigned long)(m_PageBreaks.GetCount() - 1));
r.Replace(wxT("@PAGESCNT@"), num);
+ const wxDateTime now = wxDateTime::Now();
+ r.Replace(wxT("@DATE@"), now.FormatDate());
+ r.Replace(wxT("@TIME@"), now.FormatTime());
+
+ r.Replace(wxT("@TITLE@"), GetTitle());
+
return r;
}
-void wxHtmlPrintout::SetFonts(wxString normal_face, wxString fixed_face,
+void wxHtmlPrintout::SetFonts(const wxString& normal_face, const wxString& fixed_face,
const int *sizes)
{
m_Renderer->SetFonts(normal_face, fixed_face, sizes);
m_RendererHdr->SetFonts(normal_face, fixed_face, sizes);
}
-
-void wxHtmlPrintout::NormalizeFontSizes(int size)
+void wxHtmlPrintout::SetStandardFonts(int size,
+ const wxString& normal_face,
+ const wxString& fixed_face)
{
- int f_sizes[7];
- if (size == -1)
- size = wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT).GetPointSize();
-
- f_sizes[0] = int(size * 0.6);
- f_sizes[1] = int(size * 0.8);
- f_sizes[2] = size;
- f_sizes[3] = int(size * 1.2);
- f_sizes[4] = int(size * 1.4);
- f_sizes[5] = int(size * 1.6);
- f_sizes[6] = int(size * 1.8);
-
- SetFonts(wxEmptyString, wxEmptyString, f_sizes);
+ m_Renderer->SetStandardFonts(size, normal_face, fixed_face);
+ m_RendererHdr->SetStandardFonts(size, normal_face, fixed_face);
}
m_PageSetupData = new wxPageSetupDialogData;
m_Headers[0] = m_Headers[1] = m_Footers[0] = m_Footers[1] = wxEmptyString;
- m_PageSetupData->EnableMargins(TRUE);
+ m_PageSetupData->EnableMargins(true);
m_PageSetupData->SetMarginTopLeft(wxPoint(25, 25));
m_PageSetupData->SetMarginBottomRight(wxPoint(25, 25));
- SetFonts(wxEmptyString, wxEmptyString, NULL);
+ SetStandardFonts(DEFAULT_PRINT_FONT_SIZE);
}
bool wxHtmlEasyPrinting::PreviewText(const wxString &htmltext, const wxString &basepath)
{
wxHtmlPrintout *p1 = CreatePrintout();
- p1->SetHtmlText(htmltext, basepath, TRUE);
+ p1->SetHtmlText(htmltext, basepath, true);
wxHtmlPrintout *p2 = CreatePrintout();
- p2->SetHtmlText(htmltext, basepath, TRUE);
+ p2->SetHtmlText(htmltext, basepath, true);
return DoPreview(p1, p2);
}
bool wxHtmlEasyPrinting::PrintText(const wxString &htmltext, const wxString &basepath)
{
wxHtmlPrintout *p = CreatePrintout();
- p->SetHtmlText(htmltext, basepath, TRUE);
+ p->SetHtmlText(htmltext, basepath, true);
bool ret = DoPrint(p);
delete p;
return ret;
if (!preview->Ok())
{
delete preview;
- return FALSE;
+ return false;
}
wxPreviewFrame *frame = new wxPreviewFrame(preview, m_ParentWindow,
wxPoint(100, 100), wxSize(650, 500));
frame->Centre(wxBOTH);
frame->Initialize();
- frame->Show(TRUE);
- return TRUE;
+ frame->Show(true);
+ return true;
}
wxPrintDialogData printDialogData(*GetPrintData());
wxPrinter printer(&printDialogData);
- if (!printer.Print(m_ParentWindow, printout, TRUE))
+ if (!printer.Print(m_ParentWindow, printout, true))
{
- return FALSE;
+ return false;
}
(*GetPrintData()) = printer.GetPrintDialogData().GetPrintData();
- return TRUE;
+ return true;
}
-void wxHtmlEasyPrinting::PrinterSetup()
-{
- wxPrintDialogData printDialogData(*GetPrintData());
- wxPrintDialog printerDialog(m_ParentWindow, &printDialogData);
-
- printerDialog.GetPrintDialogData().SetSetupDialog(TRUE);
-
- if (printerDialog.ShowModal() == wxID_OK)
- (*GetPrintData()) = printerDialog.GetPrintDialogData().GetPrintData();
-}
-
-
void wxHtmlEasyPrinting::PageSetup()
{
}
-void wxHtmlEasyPrinting::SetFonts(wxString normal_face, wxString fixed_face,
+void wxHtmlEasyPrinting::SetFonts(const wxString& normal_face, const wxString& fixed_face,
const int *sizes)
{
+ m_fontMode = FontMode_Explicit;
m_FontFaceNormal = normal_face;
m_FontFaceFixed = fixed_face;
m_FontsSizes = NULL;
}
-void wxHtmlEasyPrinting::NormalizeFontSizes(int size)
+void wxHtmlEasyPrinting::SetStandardFonts(int size,
+ const wxString& normal_face,
+ const wxString& fixed_face)
{
- int f_sizes[7];
- if (size == -1)
- size = wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT).GetPointSize();
-
- f_sizes[0] = int(size * 0.6);
- f_sizes[1] = int(size * 0.8);
- f_sizes[2] = size;
- f_sizes[3] = int(size * 1.2);
- f_sizes[4] = int(size * 1.4);
- f_sizes[5] = int(size * 1.6);
- f_sizes[6] = int(size * 1.8);
-
- SetFonts(wxEmptyString, wxEmptyString, f_sizes);
+ m_fontMode = FontMode_Standard;
+ m_FontFaceNormal = normal_face;
+ m_FontFaceFixed = fixed_face;
+ m_FontsSizesArr[0] = size;
}
{
wxHtmlPrintout *p = new wxHtmlPrintout(m_Name);
- p->SetFonts(m_FontFaceNormal, m_FontFaceFixed, m_FontsSizes);
+ if (m_fontMode == FontMode_Explicit)
+ {
+ p->SetFonts(m_FontFaceNormal, m_FontFaceFixed, m_FontsSizes);
+ }
+ else // FontMode_Standard
+ {
+ p->SetStandardFonts(m_FontsSizesArr[0],
+ m_FontFaceNormal, m_FontFaceFixed);
+ }
p->SetHeader(m_Headers[0], wxPAGE_EVEN);
p->SetHeader(m_Headers[1], wxPAGE_ODD);
DECLARE_DYNAMIC_CLASS(wxHtmlPrintingModule)
public:
wxHtmlPrintingModule() : wxModule() {}
- bool OnInit() { return TRUE; }
+ bool OnInit() { return true; }
void OnExit() { wxHtmlPrintout::CleanUpStatics(); }
};
projects / wxWidgets.git / blobdiff