X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/2997ca30d66c2dc778ed9a84c8c94fea6ec1c958..80f8355d6639f1bb13b00a64cb27aaa2b5088185:/src/common/prntbase.cpp?ds=sidebyside diff --git a/src/common/prntbase.cpp b/src/common/prntbase.cpp index 1f1f0487f7..a71ce9e69d 100644 --- a/src/common/prntbase.cpp +++ b/src/common/prntbase.cpp @@ -1,5 +1,5 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: prntbase.cpp +// Name: src/common/prntbase.cpp // Purpose: Printing framework base class implementation // Author: Julian Smart // Modified by: @@ -9,43 +9,43 @@ // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// -#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) - #pragma implementation "prntbase.h" - #pragma implementation "printdlg.h" -#endif - // For compilers that support precompilation, includes "wx.h". #include "wx/wxprec.h" #ifdef __BORLANDC__ -#pragma hdrstop + #pragma hdrstop #endif -#include "wx/defs.h" - #if wxUSE_PRINTING_ARCHITECTURE +#include "wx/dcprint.h" + #ifndef WX_PRECOMP -#include "wx/utils.h" -#include "wx/dc.h" -#include "wx/app.h" -#include "wx/msgdlg.h" -#include "wx/layout.h" -#include "wx/choice.h" -#include "wx/button.h" -#include "wx/settings.h" -#include "wx/dcmemory.h" -#include "wx/stattext.h" -#include "wx/intl.h" -#include "wx/textdlg.h" -#include "wx/sizer.h" + #if defined(__WXMSW__) + #include "wx/msw/wrapcdlg.h" + #endif // MSW + #include "wx/utils.h" + #include "wx/dc.h" + #include "wx/app.h" + #include "wx/math.h" + #include "wx/msgdlg.h" + #include "wx/layout.h" + #include "wx/choice.h" + #include "wx/button.h" + #include "wx/settings.h" + #include "wx/dcmemory.h" + #include "wx/dcclient.h" + #include "wx/stattext.h" + #include "wx/intl.h" + #include "wx/textdlg.h" + #include "wx/sizer.h" + #include "wx/module.h" #endif // !WX_PRECOMP #include "wx/prntbase.h" -#include "wx/dcprint.h" #include "wx/printdlg.h" #include "wx/print.h" -#include "wx/module.h" +#include "wx/dcprint.h" #include #include @@ -54,14 +54,13 @@ #include "wx/msw/printdlg.h" #elif defined(__WXMAC__) #include "wx/mac/printdlg.h" +#include "wx/mac/private/print.h" #else #include "wx/generic/prntdlgg.h" +#include "wx/dcps.h" #endif #ifdef __WXMSW__ - #include "wx/msw/private.h" - #include - #ifndef __WIN32__ #include #endif @@ -104,7 +103,7 @@ wxPrinterBase *wxNativePrintFactory::CreatePrinter( wxPrintDialogData *data ) #else return new wxPostScriptPrinter( data ); #endif -}; +} wxPrintPreviewBase *wxNativePrintFactory::CreatePrintPreview( wxPrintout *preview, wxPrintout *printout, wxPrintDialogData *data ) @@ -206,6 +205,17 @@ wxDialog *wxNativePrintFactory::CreatePrintSetupDialog( wxWindow *parent, #endif } +wxDC* wxNativePrintFactory::CreatePrinterDC( const wxPrintData& data ) +{ +#if defined(__WXMSW__) && !defined(__WXUNIVERSAL__) + return new wxPrinterDC(data); +#elif defined(__WXMAC__) + return new wxPrinterDC(data); +#else + return new wxPostScriptDC(data); +#endif +} + bool wxNativePrintFactory::HasOwnPrintToFile() { // Only relevant for PostScript and here the @@ -248,7 +258,7 @@ wxPrintNativeDataBase *wxNativePrintFactory::CreatePrintNativeData() #if defined(__WXMSW__) && !defined(__WXUNIVERSAL__) return new wxWindowsPrintNativeData; #elif defined(__WXMAC__) - return new wxMacPrintNativeData; + return new wxMacCarbonPrintData; #else return new wxPostScriptPrintNativeData; #endif @@ -558,6 +568,219 @@ void wxPrintout::GetPageInfo(int *minPage, int *maxPage, int *fromPage, int *toP *toPage = 1; } +void wxPrintout::FitThisSizeToPaper(const wxSize& imageSize) +{ + // Set the DC scale and origin so that the given image size fits within the + // entire page and the origin is at the top left corner of the page. Note + // that with most printers, portions of the page will be non-printable. Use + // this if you're managing your own page margins. + if (!m_printoutDC) return; + wxRect paperRect = GetPaperRectPixels(); + wxCoord pw, ph; + GetPageSizePixels(&pw, &ph); + wxCoord w, h; + m_printoutDC->GetSize(&w, &h); + float scaleX = ((float(paperRect.width) * w) / (float(pw) * imageSize.x)); + float scaleY = ((float(paperRect.height) * h) / (float(ph) * imageSize.y)); + float actualScale = wxMin(scaleX, scaleY); + m_printoutDC->SetUserScale(actualScale, actualScale); + m_printoutDC->SetDeviceOrigin(0, 0); + wxRect logicalPaperRect = GetLogicalPaperRect(); + SetLogicalOrigin(logicalPaperRect.x, logicalPaperRect.y); +} + +void wxPrintout::FitThisSizeToPage(const wxSize& imageSize) +{ + // Set the DC scale and origin so that the given image size fits within the + // printable area of the page and the origin is at the top left corner of + // the printable area. + if (!m_printoutDC) return; + int w, h; + m_printoutDC->GetSize(&w, &h); + float scaleX = float(w) / imageSize.x; + float scaleY = float(h) / imageSize.y; + float actualScale = wxMin(scaleX, scaleY); + m_printoutDC->SetUserScale(actualScale, actualScale); + m_printoutDC->SetDeviceOrigin(0, 0); +} + +void wxPrintout::FitThisSizeToPageMargins(const wxSize& imageSize, const wxPageSetupDialogData& pageSetupData) +{ + // Set the DC scale and origin so that the given image size fits within the + // page margins defined in the given wxPageSetupDialogData object and the + // origin is at the top left corner of the page margins. + if (!m_printoutDC) return; + wxRect paperRect = GetPaperRectPixels(); + wxCoord pw, ph; + GetPageSizePixels(&pw, &ph); + wxPoint topLeft = pageSetupData.GetMarginTopLeft(); + wxPoint bottomRight = pageSetupData.GetMarginBottomRight(); + wxCoord mw, mh; + GetPageSizeMM(&mw, &mh); + float mmToDeviceX = float(pw) / mw; + float mmToDeviceY = float(ph) / mh; + wxRect pageMarginsRect(paperRect.x + wxRound(mmToDeviceX * topLeft.x), + paperRect.y + wxRound(mmToDeviceY * topLeft.y), + paperRect.width - wxRound(mmToDeviceX * (topLeft.x + bottomRight.x)), + paperRect.height - wxRound(mmToDeviceY * (topLeft.y + bottomRight.y))); + wxCoord w, h; + m_printoutDC->GetSize(&w, &h); + float scaleX = (float(pageMarginsRect.width) * w) / (float(pw) * imageSize.x); + float scaleY = (float(pageMarginsRect.height) * h) / (float(ph) * imageSize.y); + float actualScale = wxMin(scaleX, scaleY); + m_printoutDC->SetUserScale(actualScale, actualScale); + m_printoutDC->SetDeviceOrigin(0, 0); + wxRect logicalPageMarginsRect = GetLogicalPageMarginsRect(pageSetupData); + SetLogicalOrigin(logicalPageMarginsRect.x, logicalPageMarginsRect.y); +} + +void wxPrintout::MapScreenSizeToPaper() +{ + // Set the DC scale so that an image on the screen is the same size on the + // paper and the origin is at the top left of the paper. Note that with most + // printers, portions of the page will be cut off. Use this if you're + // managing your own page margins. + if (!m_printoutDC) return; + MapScreenSizeToPage(); + wxRect logicalPaperRect = GetLogicalPaperRect(); + SetLogicalOrigin(logicalPaperRect.x, logicalPaperRect.y); +} + +void wxPrintout::MapScreenSizeToPage() +{ + // Set the DC scale and origin so that an image on the screen is the same + // size on the paper and the origin is at the top left of the printable area. + if (!m_printoutDC) return; + int ppiScreenX, ppiScreenY; + GetPPIScreen(&ppiScreenX, &ppiScreenY); + int ppiPrinterX, ppiPrinterY; + GetPPIPrinter(&ppiPrinterX, &ppiPrinterY); + int w, h; + m_printoutDC->GetSize(&w, &h); + int pageSizePixelsX, pageSizePixelsY; + GetPageSizePixels(&pageSizePixelsX, &pageSizePixelsY); + float userScaleX = (float(ppiPrinterX) * w) / (float(ppiScreenX) * pageSizePixelsX); + float userScaleY = (float(ppiPrinterY) * h) / (float(ppiScreenY) * pageSizePixelsY); + m_printoutDC->SetUserScale(userScaleX, userScaleY); + m_printoutDC->SetDeviceOrigin(0, 0); +} + +void wxPrintout::MapScreenSizeToPageMargins(const wxPageSetupDialogData& pageSetupData) +{ + // Set the DC scale so that an image on the screen is the same size on the + // paper and the origin is at the top left of the page margins defined by + // the given wxPageSetupDialogData object. + if (!m_printoutDC) return; + MapScreenSizeToPage(); + wxRect logicalPageMarginsRect = GetLogicalPageMarginsRect(pageSetupData); + SetLogicalOrigin(logicalPageMarginsRect.x, logicalPageMarginsRect.y); +} + +void wxPrintout::MapScreenSizeToDevice() +{ + // Set the DC scale so that a screen pixel is the same size as a device + // pixel and the origin is at the top left of the printable area. + if (!m_printoutDC) return; + int w, h; + m_printoutDC->GetSize(&w, &h); + int pageSizePixelsX, pageSizePixelsY; + GetPageSizePixels(&pageSizePixelsX, &pageSizePixelsY); + float userScaleX = float(w) / pageSizePixelsX; + float userScaleY = float(h) / pageSizePixelsY; + m_printoutDC->SetUserScale(userScaleX, userScaleY); + m_printoutDC->SetDeviceOrigin(0, 0); +} + +wxRect wxPrintout::GetLogicalPaperRect() const +{ + // Return the rectangle in logical units that corresponds to the paper + // rectangle. + wxRect paperRect = GetPaperRectPixels(); + wxCoord pw, ph; + GetPageSizePixels(&pw, &ph); + wxCoord w, h; + m_printoutDC->GetSize(&w, &h); + if (w == pw && h == ph) { + // this DC matches the printed page, so no scaling + return wxRect(m_printoutDC->DeviceToLogicalX(paperRect.x), + m_printoutDC->DeviceToLogicalY(paperRect.y), + m_printoutDC->DeviceToLogicalXRel(paperRect.width), + m_printoutDC->DeviceToLogicalYRel(paperRect.height)); + } + // This DC doesn't match the printed page, so we have to scale. + float scaleX = float(w) / pw; + float scaleY = float(h) / ph; + return wxRect(m_printoutDC->DeviceToLogicalX(wxRound(paperRect.x * scaleX)), + m_printoutDC->DeviceToLogicalY(wxRound(paperRect.y * scaleY)), + m_printoutDC->DeviceToLogicalXRel(wxRound(paperRect.width * scaleX)), + m_printoutDC->DeviceToLogicalYRel(wxRound(paperRect.height * scaleY))); +} + +wxRect wxPrintout::GetLogicalPageRect() const +{ + // Return the rectangle in logical units that corresponds to the printable + // area. + int w, h; + m_printoutDC->GetSize(&w, &h); + return wxRect(m_printoutDC->DeviceToLogicalX(0), + m_printoutDC->DeviceToLogicalY(0), + m_printoutDC->DeviceToLogicalXRel(w), + m_printoutDC->DeviceToLogicalYRel(h)); +} + +wxRect wxPrintout::GetLogicalPageMarginsRect(const wxPageSetupDialogData& pageSetupData) const +{ + // Return the rectangle in logical units that corresponds to the region + // within the page margins as specified by the given wxPageSetupDialogData + // object. + wxRect paperRect = GetPaperRectPixels(); + wxCoord pw, ph; + GetPageSizePixels(&pw, &ph); + wxPoint topLeft = pageSetupData.GetMarginTopLeft(); + wxPoint bottomRight = pageSetupData.GetMarginBottomRight(); + wxCoord mw, mh; + GetPageSizeMM(&mw, &mh); + float mmToDeviceX = float(pw) / mw; + float mmToDeviceY = float(ph) / mh; + wxRect pageMarginsRect(paperRect.x + wxRound(mmToDeviceX * topLeft.x), + paperRect.y + wxRound(mmToDeviceY * topLeft.y), + paperRect.width - wxRound(mmToDeviceX * (topLeft.x + bottomRight.x)), + paperRect.height - wxRound(mmToDeviceY * (topLeft.y + bottomRight.y))); + wxCoord w, h; + m_printoutDC->GetSize(&w, &h); + if (w == pw && h == ph) { + // this DC matches the printed page, so no scaling + return wxRect(m_printoutDC->DeviceToLogicalX(pageMarginsRect.x), + m_printoutDC->DeviceToLogicalY(pageMarginsRect.y), + m_printoutDC->DeviceToLogicalXRel(pageMarginsRect.width), + m_printoutDC->DeviceToLogicalYRel(pageMarginsRect.height)); + } + // This DC doesn't match the printed page, so we have to scale. + float scaleX = float(w) / pw; + float scaleY = float(h) / ph; + return wxRect(m_printoutDC->DeviceToLogicalX(wxRound(pageMarginsRect.x * scaleX)), + m_printoutDC->DeviceToLogicalY(wxRound(pageMarginsRect.y * scaleY)), + m_printoutDC->DeviceToLogicalXRel(wxRound(pageMarginsRect.width * scaleX)), + m_printoutDC->DeviceToLogicalYRel(wxRound(pageMarginsRect.height * scaleY))); +} + +void wxPrintout::SetLogicalOrigin(wxCoord x, wxCoord y) +{ + // Set the device origin by specifying a point in logical coordinates. + m_printoutDC->SetDeviceOrigin(m_printoutDC->LogicalToDeviceX(x), + m_printoutDC->LogicalToDeviceY(y)); +} + +void wxPrintout::OffsetLogicalOrigin(wxCoord xoff, wxCoord yoff) +{ + // Offset the device origin by a specified distance in device coordinates. + wxCoord x = m_printoutDC->LogicalToDeviceX(0); + wxCoord y = m_printoutDC->LogicalToDeviceY(0); + m_printoutDC->SetDeviceOrigin(x + m_printoutDC->LogicalToDeviceXRel(xoff), + y + m_printoutDC->LogicalToDeviceYRel(yoff)); +} + + //---------------------------------------------------------------------------- // wxPreviewCanvas //---------------------------------------------------------------------------- @@ -568,6 +791,9 @@ BEGIN_EVENT_TABLE(wxPreviewCanvas, wxScrolledWindow) EVT_PAINT(wxPreviewCanvas::OnPaint) EVT_CHAR(wxPreviewCanvas::OnChar) EVT_SYS_COLOUR_CHANGED(wxPreviewCanvas::OnSysColourChanged) +#if wxUSE_MOUSEWHEEL + EVT_MOUSEWHEEL(wxPreviewCanvas::OnMouseWheel) +#endif END_EVENT_TABLE() // VZ: the current code doesn't refresh properly without @@ -583,6 +809,8 @@ wxScrolledWindow(parent, wxID_ANY, pos, size, style | wxFULL_REPAINT_ON_RESIZE, // The app workspace colour is always white, but we should have // a contrast with the page. wxSystemColour colourIndex = wxSYS_COLOUR_3DDKSHADOW; +#elif defined(__WXGTK__) + wxSystemColour colourIndex = wxSYS_COLOUR_BTNFACE; #else wxSystemColour colourIndex = wxSYS_COLOUR_APPWORKSPACE; #endif @@ -620,6 +848,8 @@ void wxPreviewCanvas::OnSysColourChanged(wxSysColourChangedEvent& event) // The app workspace colour is always white, but we should have // a contrast with the page. wxSystemColour colourIndex = wxSYS_COLOUR_3DDKSHADOW; +#elif defined(__WXGTK__) + wxSystemColour colourIndex = wxSYS_COLOUR_BTNFACE; #else wxSystemColour colourIndex = wxSYS_COLOUR_APPWORKSPACE; #endif @@ -657,9 +887,9 @@ void wxPreviewCanvas::OnChar(wxKeyEvent &event) switch(event.GetKeyCode()) { - case WXK_NEXT: + case WXK_PAGEDOWN: controlBar->OnNext(); break; - case WXK_PRIOR: + case WXK_PAGEUP: controlBar->OnPrevious(); break; case WXK_HOME: controlBar->OnFirst(); break; @@ -670,6 +900,50 @@ void wxPreviewCanvas::OnChar(wxKeyEvent &event) } } +#if wxUSE_MOUSEWHEEL + +void wxPreviewCanvas::OnMouseWheel(wxMouseEvent& event) +{ + wxPreviewControlBar * + controlBar = wxStaticCast(GetParent(), wxPreviewFrame)->GetControlBar(); + + if ( controlBar ) + { + if ( event.ControlDown() && event.GetWheelRotation() != 0 ) + { + int currentZoom = controlBar->GetZoomControl(); + + int delta; + if ( currentZoom < 100 ) + delta = 5; + else if ( currentZoom <= 120 ) + delta = 10; + else + delta = 50; + + if ( event.GetWheelRotation() > 0 ) + delta = -delta; + + int newZoom = currentZoom + delta; + if ( newZoom < 10 ) + newZoom = 10; + if ( newZoom > 200 ) + newZoom = 200; + if ( newZoom != currentZoom ) + { + controlBar->SetZoomControl(newZoom); + m_printPreview->SetZoom(newZoom); + Refresh(); + } + return; + } + } + + event.Skip(); +} + +#endif // wxUSE_MOUSEWHEEL + //---------------------------------------------------------------------------- // wxPreviewControlBar //---------------------------------------------------------------------------- @@ -835,27 +1109,38 @@ void wxPreviewControlBar::CreateButtons() item0->Add( m_printButton, 0, wxALIGN_CENTRE|wxALL, 5 ); } + // Exact-fit buttons are too tiny on wxUniversal + int navButtonStyle; + wxSize navButtonSize; +#ifdef __WXUNIVERSAL__ + navButtonStyle = 0; + navButtonSize = wxSize(40, m_closeButton->GetSize().y); +#else + navButtonStyle = wxBU_EXACTFIT; + navButtonSize = wxDefaultSize; +#endif + if (m_buttonFlags & wxPREVIEW_FIRST) { - m_firstPageButton = new wxButton( this, wxID_PREVIEW_FIRST, _("|<<"), wxDefaultPosition, wxDefaultSize, wxBU_EXACTFIT ); + m_firstPageButton = new wxButton( this, wxID_PREVIEW_FIRST, _("|<<"), wxDefaultPosition, navButtonSize, navButtonStyle ); item0->Add( m_firstPageButton, 0, wxALIGN_CENTRE|wxALL, 5 ); } if (m_buttonFlags & wxPREVIEW_PREVIOUS) { - m_previousPageButton = new wxButton( this, wxID_PREVIEW_PREVIOUS, _("<<"), wxDefaultPosition, wxDefaultSize, wxBU_EXACTFIT ); + m_previousPageButton = new wxButton( this, wxID_PREVIEW_PREVIOUS, _("<<"), wxDefaultPosition, navButtonSize, navButtonStyle ); item0->Add( m_previousPageButton, 0, wxALIGN_CENTRE|wxRIGHT|wxTOP|wxBOTTOM, 5 ); } if (m_buttonFlags & wxPREVIEW_NEXT) { - m_nextPageButton = new wxButton( this, wxID_PREVIEW_NEXT, _(">>"), wxDefaultPosition, wxDefaultSize, wxBU_EXACTFIT ); + m_nextPageButton = new wxButton( this, wxID_PREVIEW_NEXT, _(">>"), wxDefaultPosition, navButtonSize, navButtonStyle ); item0->Add( m_nextPageButton, 0, wxALIGN_CENTRE|wxRIGHT|wxTOP|wxBOTTOM, 5 ); } if (m_buttonFlags & wxPREVIEW_LAST) { - m_lastPageButton = new wxButton( this, wxID_PREVIEW_LAST, _(">>|"), wxDefaultPosition, wxDefaultSize, wxBU_EXACTFIT ); + m_lastPageButton = new wxButton( this, wxID_PREVIEW_LAST, _(">>|"), wxDefaultPosition, navButtonSize, navButtonStyle ); item0->Add( m_lastPageButton, 0, wxALIGN_CENTRE|wxRIGHT|wxTOP|wxBOTTOM, 5 ); } @@ -1006,7 +1291,7 @@ void wxPreviewFrame::CreateControlBar() if (m_printPreview->GetPrintoutForPrinting()) buttons |= wxPREVIEW_PRINT; - m_controlBar = new wxPreviewControlBar(m_printPreview, buttons, this, wxPoint(), wxSize(400, 40)); + m_controlBar = new wxPreviewControlBar(m_printPreview, buttons, this, wxPoint(0,0), wxSize(400, 40)); m_controlBar->CreateButtons(); } @@ -1095,22 +1380,55 @@ bool wxPrintPreviewBase::SetCurrentPage(int pageNum) } int wxPrintPreviewBase::GetCurrentPage() const - { return m_currentPage; }; + { return m_currentPage; } void wxPrintPreviewBase::SetPrintout(wxPrintout *printout) - { m_previewPrintout = printout; }; + { m_previewPrintout = printout; } wxPrintout *wxPrintPreviewBase::GetPrintout() const - { return m_previewPrintout; }; + { return m_previewPrintout; } wxPrintout *wxPrintPreviewBase::GetPrintoutForPrinting() const - { return m_printPrintout; }; + { return m_printPrintout; } void wxPrintPreviewBase::SetFrame(wxFrame *frame) - { m_previewFrame = frame; }; + { m_previewFrame = frame; } void wxPrintPreviewBase::SetCanvas(wxPreviewCanvas *canvas) - { m_previewCanvas = canvas; }; + { m_previewCanvas = canvas; } wxFrame *wxPrintPreviewBase::GetFrame() const { return m_previewFrame; } wxPreviewCanvas *wxPrintPreviewBase::GetCanvas() const { return m_previewCanvas; } +void wxPrintPreviewBase::CalcRects(wxPreviewCanvas *canvas, wxRect& pageRect, wxRect& paperRect) +{ + // Calculate the rectangles for the printable area of the page and the + // entire paper as they appear on the canvas on-screen. + int canvasWidth, canvasHeight; + canvas->GetSize(&canvasWidth, &canvasHeight); + + float zoomScale = float(m_currentZoom) / 100; + float screenPrintableWidth = zoomScale * m_pageWidth * m_previewScaleX; + float screenPrintableHeight = zoomScale * m_pageHeight * m_previewScaleY; + + wxRect devicePaperRect = m_previewPrintout->GetPaperRectPixels(); + wxCoord devicePrintableWidth, devicePrintableHeight; + m_previewPrintout->GetPageSizePixels(&devicePrintableWidth, &devicePrintableHeight); + float scaleX = screenPrintableWidth / devicePrintableWidth; + float scaleY = screenPrintableHeight / devicePrintableHeight; + paperRect.width = wxCoord(scaleX * devicePaperRect.width); + paperRect.height = wxCoord(scaleY * devicePaperRect.height); + + paperRect.x = wxCoord((canvasWidth - paperRect.width)/ 2.0); + if (paperRect.x < m_leftMargin) + paperRect.x = m_leftMargin; + paperRect.y = wxCoord((canvasHeight - paperRect.height)/ 2.0); + if (paperRect.y < m_topMargin) + paperRect.y = m_topMargin; + + pageRect.x = paperRect.x - wxCoord(scaleX * devicePaperRect.x); + pageRect.y = paperRect.y - wxCoord(scaleY * devicePaperRect.y); + pageRect.width = wxCoord(screenPrintableWidth); + pageRect.height = wxCoord(screenPrintableHeight); +} + + bool wxPrintPreviewBase::PaintPage(wxPreviewCanvas *canvas, wxDC& dc) { DrawBlankPage(canvas, dc); @@ -1118,32 +1436,20 @@ bool wxPrintPreviewBase::PaintPage(wxPreviewCanvas *canvas, wxDC& dc) if (!m_previewBitmap) if (!RenderPage(m_currentPage)) return false; - if (!m_previewBitmap) return false; - if (!canvas) return false; - int canvasWidth, canvasHeight; - canvas->GetSize(&canvasWidth, &canvasHeight); - - double zoomScale = ((float)m_currentZoom/(float)100); - double actualWidth = (zoomScale*m_pageWidth*m_previewScale); - // float actualHeight = (float)(zoomScale*m_pageHeight*m_previewScale); - - int x = (int) ((canvasWidth - actualWidth)/2.0); - if (x < m_leftMargin) - x = m_leftMargin; - int y = m_topMargin; - + wxRect pageRect, paperRect; + CalcRects(canvas, pageRect, paperRect); wxMemoryDC temp_dc; temp_dc.SelectObject(*m_previewBitmap); - dc.Blit(x, y, m_previewBitmap->GetWidth(), m_previewBitmap->GetHeight(), &temp_dc, 0, 0); + dc.Blit(pageRect.x, pageRect.y, + m_previewBitmap->GetWidth(), m_previewBitmap->GetHeight(), &temp_dc, 0, 0); temp_dc.SelectObject(wxNullBitmap); - return true; } @@ -1153,18 +1459,12 @@ void wxPrintPreviewBase::AdjustScrollbars(wxPreviewCanvas *canvas) if (!canvas) return ; - int canvasWidth, canvasHeight; - canvas->GetSize(&canvasWidth, &canvasHeight); - - double zoomScale = ((float)m_currentZoom/(float)100); - double actualWidth = (zoomScale*m_pageWidth*m_previewScale); - double actualHeight = (zoomScale*m_pageHeight*m_previewScale); - - // Set the scrollbars appropriately - int totalWidth = (int)(actualWidth + 2*m_leftMargin); - int totalHeight = (int)(actualHeight + 2*m_topMargin); - int scrollUnitsX = totalWidth/10; - int scrollUnitsY = totalHeight/10; + wxRect pageRect, paperRect; + CalcRects(canvas, pageRect, paperRect); + int totalWidth = paperRect.width + 2 * m_leftMargin; + int totalHeight = paperRect.height + 2 * m_topMargin; + int scrollUnitsX = totalWidth / 10; + int scrollUnitsY = totalHeight / 10; wxSize virtualSize = canvas->GetVirtualSize(); if (virtualSize.GetWidth() != totalWidth || virtualSize.GetHeight() != totalHeight) canvas->SetScrollbars(10, 10, scrollUnitsX, scrollUnitsY, 0, 0, true); @@ -1174,23 +1474,19 @@ bool wxPrintPreviewBase::RenderPage(int pageNum) { wxBusyCursor busy; - int canvasWidth, canvasHeight; - if (!m_previewCanvas) { wxFAIL_MSG(_T("wxPrintPreviewBase::RenderPage: must use wxPrintPreviewBase::SetCanvas to let me know about the canvas!")); - return false; } - m_previewCanvas->GetSize(&canvasWidth, &canvasHeight); - double zoomScale = (m_currentZoom/100.0); - int actualWidth = (int)(zoomScale*m_pageWidth*m_previewScale); - int actualHeight = (int)(zoomScale*m_pageHeight*m_previewScale); + wxRect pageRect, paperRect; + CalcRects(m_previewCanvas, pageRect, paperRect); if (!m_previewBitmap) { - m_previewBitmap = new wxBitmap((int)actualWidth, (int)actualHeight); + m_previewBitmap = new wxBitmap(pageRect.width, pageRect.height); + if (!m_previewBitmap || !m_previewBitmap->Ok()) { if (m_previewBitmap) { @@ -1254,43 +1550,28 @@ bool wxPrintPreviewBase::RenderPage(int pageNum) return true; } - bool wxPrintPreviewBase::DrawBlankPage(wxPreviewCanvas *canvas, wxDC& dc) { - int canvasWidth, canvasHeight; - canvas->GetSize(&canvasWidth, &canvasHeight); + wxRect pageRect, paperRect; - float zoomScale = (float)((float)m_currentZoom/(float)100); - float actualWidth = zoomScale*m_pageWidth*m_previewScale; - float actualHeight = zoomScale*m_pageHeight*m_previewScale; + CalcRects(canvas, pageRect, paperRect); - float x = (float)((canvasWidth - actualWidth)/2.0); - if (x < m_leftMargin) - x = (float)m_leftMargin; - float y = (float)m_topMargin; + // Draw shadow, allowing for 1-pixel border AROUND the actual paper + wxCoord shadowOffset = 4; - // Draw shadow, allowing for 1-pixel border AROUND the actual page - int shadowOffset = 4; dc.SetPen(*wxBLACK_PEN); dc.SetBrush(*wxBLACK_BRUSH); - /* - dc.DrawRectangle((int)(x-1 + shadowOffset), (int)(y-1 + shadowOffset), (int)(actualWidth+2), (int)(actualHeight+2)); - */ - dc.DrawRectangle((int)(x + shadowOffset), (int)(y + actualHeight+1), (int)(actualWidth), shadowOffset); - dc.DrawRectangle((int)(x + actualWidth), (int)(y + shadowOffset), shadowOffset, (int)(actualHeight)); + dc.DrawRectangle(paperRect.x + shadowOffset, paperRect.y + paperRect.height + 1, + paperRect.width, shadowOffset); + + dc.DrawRectangle(paperRect.x + paperRect.width, paperRect.y + shadowOffset, + shadowOffset, paperRect.height); - // Draw blank page allowing for 1-pixel border AROUND the actual page + // Draw blank page allowing for 1-pixel border AROUND the actual paper dc.SetPen(*wxBLACK_PEN); dc.SetBrush(*wxWHITE_BRUSH); - - /* - wxRegion update_region = canvas->GetUpdateRegion(); - wxRect r = update_region.GetBox(); - - printf( "x: %d y: %d w: %d h: %d.\n", (int)r.x, (int)r.y, (int)r.width, (int)r.height ); - */ - - dc.DrawRectangle((int)(x-2), (int)(y-1), (int)(actualWidth+3), (int)(actualHeight+2)); + dc.DrawRectangle(paperRect.x - 2, paperRect.y - 1, + paperRect.width + 3, paperRect.height + 2); return true; } @@ -1329,10 +1610,11 @@ int wxPrintPreviewBase::GetMaxPage() const { return m_maxPage; } int wxPrintPreviewBase::GetMinPage() const { return m_minPage; } -bool wxPrintPreviewBase::Ok() const +bool wxPrintPreviewBase::IsOk() const { return m_isOk; } void wxPrintPreviewBase::SetOk(bool ok) { m_isOk = ok; } + //---------------------------------------------------------------------------- // wxPrintPreview //---------------------------------------------------------------------------- @@ -1437,6 +1719,11 @@ void wxPrintPreview::SetZoom(int percent) m_pimpl->SetZoom( percent ); } +int wxPrintPreview::GetZoom() const +{ + return m_pimpl->GetZoom(); +} + wxPrintDialogData& wxPrintPreview::GetPrintDialogData() { return m_pimpl->GetPrintDialogData(); @@ -1452,7 +1739,7 @@ int wxPrintPreview::GetMinPage() const return m_pimpl->GetMinPage(); } -bool wxPrintPreview::Ok() const +bool wxPrintPreview::IsOk() const { return m_pimpl->Ok(); } @@ -1472,5 +1759,4 @@ void wxPrintPreview::DetermineScaling() m_pimpl->DetermineScaling(); } - #endif // wxUSE_PRINTING_ARCHITECTURE