X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/66a77a748e5c8002f3f9ebd66f5457aca5aabad8..f44fdfb032152a62cc0e3a4c0f09330cfab76710:/src/html/htmprint.cpp diff --git a/src/html/htmprint.cpp b/src/html/htmprint.cpp index 5863e4bd88..df55a076eb 100644 --- a/src/html/htmprint.cpp +++ b/src/html/htmprint.cpp @@ -26,7 +26,7 @@ #include "wx/wx.h" #endif -#if wxUSE_HTML & wxUSE_PRINTING_ARCHITECTURE +#if wxUSE_HTML && wxUSE_PRINTING_ARCHITECTURE && wxUSE_STREAMS #include "wx/print.h" #include "wx/printdlg.h" @@ -48,7 +48,6 @@ wxHtmlDCRenderer::wxHtmlDCRenderer() : wxObject() m_Parser = new wxHtmlWinParser(NULL); m_FS = new wxFileSystem(); m_Parser -> SetFS(m_FS); - m_Scale = 1.0; } @@ -62,29 +61,18 @@ wxHtmlDCRenderer::~wxHtmlDCRenderer() -void wxHtmlDCRenderer::SetDC(wxDC *dc, int maxwidth) +void wxHtmlDCRenderer::SetDC(wxDC *dc, double pixel_scale) { - int dx, dy; - - wxDisplaySize(&dx, &dy); - m_MaxWidth = maxwidth; -#if 0 - m_Scale = (float)dx * 2 / 3 / (float)maxwidth; - // let the width of A4 is approximately 2/3 the screen width -#endif - m_Scale = (float)800 / (float)maxwidth; - // for now, assume screen width = 800 => good results - m_DC = dc; - m_Parser -> SetDC(dc); + m_Parser -> SetDC(m_DC, pixel_scale); } void wxHtmlDCRenderer::SetSize(int width, int height) { - m_Width = (int)(width * m_Scale); - m_Height = (int)(height * m_Scale); + m_Width = width; + m_Height = height; } @@ -96,7 +84,6 @@ void wxHtmlDCRenderer::SetHtmlText(const wxString& html, const wxString& basepat if (m_Cells != NULL) delete m_Cells; m_FS -> ChangePathTo(basepath, isdir); - m_DC -> SetUserScale(1.0, 1.0); m_Cells = (wxHtmlContainerCell*) m_Parser -> Parse(html); m_Cells -> SetIndent(0, wxHTML_INDENT_ALL, wxHTML_UNITS_PIXELS); m_Cells -> Layout(m_Width); @@ -106,29 +93,25 @@ void wxHtmlDCRenderer::SetHtmlText(const wxString& html, const wxString& basepat int wxHtmlDCRenderer::Render(int x, int y, int from, int dont_render) { - int pbreak; + int pbreak, hght; if (m_Cells == NULL || m_DC == NULL) return 0; - pbreak = (int)(from * m_Scale + m_Height); + pbreak = (int)(from + m_Height); while (m_Cells -> AdjustPagebreak(&pbreak)) {} + hght = pbreak - from; if (!dont_render) { - int w, h; - m_DC -> GetSize(&w, &h); - float overallScale = (float)(w/(float)m_MaxWidth) / m_Scale; - m_DC -> SetUserScale(overallScale, overallScale); - m_DC -> SetBrush(*wxWHITE_BRUSH); - m_DC -> SetClippingRegion(x * m_Scale, y * m_Scale, m_Width, m_Height); + m_DC -> SetClippingRegion(x, y, m_Width, hght); m_Cells -> Draw(*m_DC, - x * m_Scale, (y - from) * m_Scale, - y * m_Scale, pbreak + (y - from) * m_Scale); + x, (y - from), + y, pbreak + (y /*- from*/)); m_DC -> DestroyClippingRegion(); } - if (pbreak < m_Cells -> GetHeight()) return (int)(pbreak / m_Scale); + if (pbreak < m_Cells -> GetHeight()) return pbreak; else return GetTotalHeight(); } @@ -136,7 +119,7 @@ int wxHtmlDCRenderer::Render(int x, int y, int from, int dont_render) int wxHtmlDCRenderer::GetTotalHeight() { - if (m_Cells) return (int)(m_Cells -> GetHeight() / m_Scale); + if (m_Cells) return m_Cells -> GetHeight(); else return 0; } @@ -183,23 +166,33 @@ wxHtmlPrintout::~wxHtmlPrintout() -void wxHtmlPrintout::OnBeginPrinting() +bool wxHtmlPrintout::OnBeginDocument(int startPage, int endPage) { - int pageWidth, pageHeight, mm_w, mm_h; + int pageWidth, pageHeight, mm_w, mm_h, scr_w, scr_h, dc_w, dc_h; float ppmm_h, ppmm_v; - wxPrintout::OnBeginPrinting(); + if (!wxPrintout::OnBeginDocument(startPage, endPage)) return FALSE; GetPageSizePixels(&pageWidth, &pageHeight); GetPageSizeMM(&mm_w, &mm_h); ppmm_h = (float)pageWidth / mm_w; ppmm_v = (float)pageHeight / mm_h; + int ppiPrinterX, ppiPrinterY; + GetPPIPrinter(&ppiPrinterX, &ppiPrinterY); + int ppiScreenX, ppiScreenY; + GetPPIScreen(&ppiScreenX, &ppiScreenY); + + wxDisplaySize(&scr_w, &scr_h); + GetDC() -> GetSize(&dc_w, &dc_h); + + GetDC() -> SetUserScale((double)dc_w / (double)pageWidth, (double)dc_w / (double)pageWidth); + /* prepare headers/footers renderer: */ - m_RendererHdr -> SetDC(GetDC(), pageWidth); - m_RendererHdr -> SetSize(ppmm_h * (mm_w - m_MarginLeft - m_MarginTop), - ppmm_v * (mm_h - m_MarginTop - m_MarginBottom)); + m_RendererHdr -> SetDC(GetDC(), (double)ppiPrinterY / (double)ppiScreenY); + m_RendererHdr -> SetSize((int) (ppmm_h * (mm_w - m_MarginLeft - m_MarginTop)), + (int) (ppmm_v * (mm_h - m_MarginTop - m_MarginBottom))); if (m_Headers[0] != wxEmptyString) { m_RendererHdr -> SetHtmlText(TranslateHeader(m_Headers[0], 1)); m_HeaderHeight = m_RendererHdr -> GetTotalHeight(); @@ -218,15 +211,16 @@ void wxHtmlPrintout::OnBeginPrinting() } /* prepare main renderer: */ - m_Renderer -> SetDC(GetDC(), pageWidth); - m_Renderer -> SetSize(ppmm_h * (mm_w - m_MarginLeft - m_MarginTop), - ppmm_v * (mm_h - m_MarginTop - m_MarginBottom) - + m_Renderer -> SetDC(GetDC(), (double)ppiPrinterY / (double)ppiScreenY); + m_Renderer -> SetSize((int) (ppmm_h * (mm_w - m_MarginLeft - m_MarginTop)), + (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) - ); + )); m_Renderer -> SetHtmlText(m_Document, m_BasePath, m_BasePathIsDir); CountPages(); + return TRUE; } @@ -272,6 +266,13 @@ void wxHtmlPrintout::SetHtmlFile(const wxString& htmlfile) { wxFileSystem fs; wxFSFile *ff = fs.OpenFile(htmlfile); + + if (ff == NULL) + { + wxLogError(htmlfile + _(": file does not exist!")); + return; + } + wxInputStream *st = ff -> GetStream(); char *t = new char[st -> GetSize() + 1]; st -> Read(t, st -> GetSize()); @@ -323,8 +324,8 @@ void wxHtmlPrintout::CountPages() m_PageBreaks[0] = 0; do { - pos = m_Renderer -> Render(ppmm_h * m_MarginLeft, - ppmm_v * (m_MarginTop + (m_HeaderHeight == 0 ? 0 : m_MarginSpace)) + m_HeaderHeight, + pos = m_Renderer -> Render((int)( ppmm_h * m_MarginLeft), + (int) (ppmm_v * (m_MarginTop + (m_HeaderHeight == 0 ? 0 : m_MarginSpace)) + m_HeaderHeight), pos, TRUE); m_PageBreaks[++m_NumPages] = pos; } while (pos < m_Renderer -> GetTotalHeight()); @@ -336,30 +337,39 @@ void wxHtmlPrintout::RenderPage(wxDC *dc, int page) { wxBusyCursor wait; - int pageWidth, pageHeight, mm_w, mm_h; + int pageWidth, pageHeight, mm_w, mm_h, scr_w, scr_h, dc_w, dc_h; float ppmm_h, ppmm_v; GetPageSizePixels(&pageWidth, &pageHeight); GetPageSizeMM(&mm_w, &mm_h); ppmm_h = (float)pageWidth / mm_w; ppmm_v = (float)pageHeight / mm_h; - - m_Renderer -> SetDC(dc, pageWidth); + wxDisplaySize(&scr_w, &scr_h); + dc -> GetSize(&dc_w, &dc_h); + + int ppiPrinterX, ppiPrinterY; + GetPPIPrinter(&ppiPrinterX, &ppiPrinterY); + int ppiScreenX, ppiScreenY; + GetPPIScreen(&ppiScreenX, &ppiScreenY); + dc -> SetUserScale((double)dc_w / (double)pageWidth, (double)dc_w / (double)pageWidth); + + m_Renderer -> SetDC(dc, (double)ppiPrinterY / (double)ppiScreenY); + dc -> SetBackgroundMode(wxTRANSPARENT); - m_Renderer -> Render(ppmm_h * m_MarginLeft, - ppmm_v * (m_MarginTop + (m_HeaderHeight == 0 ? 0 : m_MarginSpace)) + m_HeaderHeight, + 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]); - m_RendererHdr -> SetDC(dc, pageWidth); + 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(ppmm_h * m_MarginLeft, ppmm_v * m_MarginTop); + m_RendererHdr -> Render((int) (ppmm_h * m_MarginLeft), (int) (ppmm_v * m_MarginTop)); } if (m_Footers[page % 2] != wxEmptyString) { m_RendererHdr -> SetHtmlText(TranslateHeader(m_Footers[page % 2], page)); - m_RendererHdr -> Render(ppmm_h * m_MarginLeft, pageHeight - ppmm_v * m_MarginBottom - m_FooterHeight); + m_RendererHdr -> Render((int) (ppmm_h * m_MarginLeft), (int) (pageHeight - ppmm_v * m_MarginBottom - m_FooterHeight)); } } @@ -426,77 +436,79 @@ wxHtmlEasyPrinting::~wxHtmlEasyPrinting() -void wxHtmlEasyPrinting::PreviewFile(const wxString &htmlfile) +bool wxHtmlEasyPrinting::PreviewFile(const wxString &htmlfile) { wxHtmlPrintout *p1 = CreatePrintout(); p1 -> SetHtmlFile(htmlfile); wxHtmlPrintout *p2 = CreatePrintout(); p2 -> SetHtmlFile(htmlfile); - DoPreview(p1, p2); + return DoPreview(p1, p2); } -void wxHtmlEasyPrinting::PreviewText(const wxString &htmltext, const wxString &basepath) +bool wxHtmlEasyPrinting::PreviewText(const wxString &htmltext, const wxString &basepath) { wxHtmlPrintout *p1 = CreatePrintout(); p1 -> SetHtmlText(htmltext, basepath, TRUE); wxHtmlPrintout *p2 = CreatePrintout(); p2 -> SetHtmlText(htmltext, basepath, TRUE); - DoPreview(p1, p2); + return DoPreview(p1, p2); } -void wxHtmlEasyPrinting::PrintFile(const wxString &htmlfile) +bool wxHtmlEasyPrinting::PrintFile(const wxString &htmlfile) { wxHtmlPrintout *p = CreatePrintout(); p -> SetHtmlFile(htmlfile); - DoPrint(p); + return DoPrint(p); } -void wxHtmlEasyPrinting::PrintText(const wxString &htmltext, const wxString &basepath) +bool wxHtmlEasyPrinting::PrintText(const wxString &htmltext, const wxString &basepath) { wxHtmlPrintout *p = CreatePrintout(); p -> SetHtmlText(htmltext, basepath, TRUE); - DoPrint(p); + return DoPrint(p); } -void wxHtmlEasyPrinting::DoPreview(wxHtmlPrintout *printout1, wxHtmlPrintout *printout2) +bool wxHtmlEasyPrinting::DoPreview(wxHtmlPrintout *printout1, wxHtmlPrintout *printout2) { // Pass two printout objects: for preview, and possible printing. wxPrintDialogData printDialogData(*m_PrintData); wxPrintPreview *preview = new wxPrintPreview(printout1, printout2, &printDialogData); if (!preview -> Ok()) { delete preview; - wxMessageBox(_("There was a problem previewing.\nPerhaps your current printer is not set correctly?"), _("Previewing"), wxOK); - } - - else { - wxPreviewFrame *frame = new wxPreviewFrame(preview, m_Frame, - m_Name + _(" Preview"), - wxPoint(100, 100), wxSize(650, 500)); - frame -> Centre(wxBOTH); - frame -> Initialize(); - frame -> Show(TRUE); + return FALSE; } + + wxPreviewFrame *frame = new wxPreviewFrame(preview, m_Frame, + m_Name + _(" Preview"), + wxPoint(100, 100), wxSize(650, 500)); + frame -> Centre(wxBOTH); + frame -> Initialize(); + frame -> Show(TRUE); + return TRUE; } -void wxHtmlEasyPrinting::DoPrint(wxHtmlPrintout *printout) +bool wxHtmlEasyPrinting::DoPrint(wxHtmlPrintout *printout) { wxPrintDialogData printDialogData(*m_PrintData); wxPrinter printer(&printDialogData); if (!printer.Print(m_Frame, printout, TRUE)) - wxMessageBox(_("There was a problem printing.\nPerhaps your current printer is not set correctly?"), _("Printing"), wxOK); - else - (*m_PrintData) = printer.GetPrintDialogData().GetPrintData(); + { + return FALSE; + } + + (*m_PrintData) = printer.GetPrintDialogData().GetPrintData(); + return TRUE; }