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| |
| #ifndef QPRINTENGINE_WIN_P_H |
| #define QPRINTENGINE_WIN_P_H |
| |
| // |
| // W A R N I N G |
| // ------------- |
| // |
| // This file is not part of the Qt API. It exists for the convenience |
| // of other Qt classes. This header file may change from version to |
| // version without notice, or even be removed. |
| // |
| // We mean it. |
| // |
| |
| #include <QtPrintSupport/private/qtprintsupportglobal_p.h> |
| |
| #ifndef QT_NO_PRINTER |
| |
| #include <QtGui/qpaintengine.h> |
| #include <QtGui/qpagelayout.h> |
| #include <QtPrintSupport/QPrintEngine> |
| #include <QtPrintSupport/QPrinter> |
| #include <private/qpaintengine_alpha_p.h> |
| #include <private/qprintdevice_p.h> |
| #include <QtCore/qt_windows.h> |
| |
| QT_BEGIN_NAMESPACE |
| |
| class QWin32PrintEnginePrivate; |
| class QPrinterPrivate; |
| class QPainterState; |
| |
| class Q_PRINTSUPPORT_EXPORT QWin32PrintEngine : public QAlphaPaintEngine, public QPrintEngine |
| { |
| Q_DECLARE_PRIVATE(QWin32PrintEngine) |
| public: |
| QWin32PrintEngine(QPrinter::PrinterMode mode, const QString &deviceId); |
| |
| // override QWin32PaintEngine |
| bool begin(QPaintDevice *dev); |
| bool end(); |
| |
| void updateState(const QPaintEngineState &state); |
| |
| void updateMatrix(const QTransform &matrix); |
| void updateClipPath(const QPainterPath &clip, Qt::ClipOperation op); |
| |
| void drawPath(const QPainterPath &path); |
| void drawPolygon(const QPointF *points, int pointCount, PolygonDrawMode mode); |
| void drawTextItem(const QPointF &p, const QTextItem &textItem); |
| |
| void drawPixmap(const QRectF &r, const QPixmap &pm, const QRectF &sr); |
| void drawTiledPixmap(const QRectF &r, const QPixmap &pm, const QPointF &p); |
| void setProperty(PrintEnginePropertyKey key, const QVariant &value); |
| QVariant property(PrintEnginePropertyKey key) const; |
| |
| bool newPage(); |
| bool abort(); |
| int metric(QPaintDevice::PaintDeviceMetric) const; |
| |
| QPrinter::PrinterState printerState() const; |
| |
| QPaintEngine::Type type() const { return Windows; } |
| |
| HDC getDC() const; |
| void releaseDC(HDC) const; |
| |
| /* Used by print/page setup dialogs */ |
| void setGlobalDevMode(HGLOBAL globalDevNames, HGLOBAL globalDevMode); |
| HGLOBAL *createGlobalDevNames(); |
| HGLOBAL globalDevMode(); |
| |
| private: |
| friend class QPrintDialog; |
| friend class QPageSetupDialog; |
| }; |
| |
| class QWin32PrintEnginePrivate : public QAlphaPaintEnginePrivate |
| { |
| Q_DECLARE_PUBLIC(QWin32PrintEngine) |
| public: |
| QWin32PrintEnginePrivate() : |
| hPrinter(0), |
| globalDevMode(0), |
| devMode(0), |
| pInfo(0), |
| hMem(0), |
| hdc(0), |
| ownsDevMode(false), |
| mode(QPrinter::ScreenResolution), |
| state(QPrinter::Idle), |
| resolution(0), |
| m_pageLayout(QPageLayout(QPageSize(QPageSize::A4), QPageLayout::Portrait, QMarginsF(0, 0, 0, 0))), |
| stretch_x(1), stretch_y(1), origin_x(0), origin_y(0), |
| dpi_x(96), dpi_y(96), dpi_display(96), |
| num_copies(1), |
| printToFile(false), |
| reinit(false), |
| complex_xform(false), has_pen(false), has_brush(false), has_custom_paper_size(false), |
| embed_fonts(true), |
| txop(0 /* QTransform::TxNone */) |
| { |
| } |
| |
| ~QWin32PrintEnginePrivate(); |
| |
| |
| /* Initializes the printer data based on the current printer name. This |
| function creates a DEVMODE struct, HDC and a printer handle. If these |
| structures are already in use, they are freed using release |
| */ |
| void initialize(); |
| |
| /* Initializes data in the print engine whenever the HDC has been renewed |
| */ |
| void initHDC(); |
| |
| /* Releases all the handles the printer currently holds, HDC, DEVMODE, |
| etc and resets the corresponding members to 0. */ |
| void release(); |
| |
| /* Resets the DC with changes in devmode. If the printer is active |
| this function only sets the reinit variable to true so it |
| is handled in the next begin or newpage. */ |
| void doReinit(); |
| |
| bool resetDC(); |
| |
| void strokePath(const QPainterPath &path, const QColor &color); |
| void fillPath(const QPainterPath &path, const QColor &color); |
| |
| void composeGdiPath(const QPainterPath &path); |
| void fillPath_dev(const QPainterPath &path, const QColor &color); |
| void strokePath_dev(const QPainterPath &path, const QColor &color, qreal width); |
| |
| void setPageSize(const QPageSize &pageSize); |
| void updatePageLayout(); |
| void updateMetrics(); |
| void debugMetrics() const; |
| |
| // Windows GDI printer references. |
| HANDLE hPrinter; |
| |
| HGLOBAL globalDevMode; |
| DEVMODE *devMode; |
| PRINTER_INFO_2 *pInfo; |
| HGLOBAL hMem; |
| |
| HDC hdc; |
| |
| // True if devMode was allocated separately from pInfo. |
| bool ownsDevMode; |
| |
| QPrinter::PrinterMode mode; |
| |
| // Print Device |
| QPrintDevice m_printDevice; |
| |
| // Document info |
| QString docName; |
| QString m_creator; |
| QString fileName; |
| |
| QPrinter::PrinterState state; |
| int resolution; |
| |
| // Page Layout |
| QPageLayout m_pageLayout; |
| |
| // Page metrics cache |
| QRect m_paintRectPixels; |
| QSize m_paintSizeMM; |
| |
| // Windows painting |
| qreal stretch_x; |
| qreal stretch_y; |
| int origin_x; |
| int origin_y; |
| |
| int dpi_x; |
| int dpi_y; |
| int dpi_display; |
| int num_copies; |
| |
| uint printToFile : 1; |
| uint reinit : 1; |
| |
| uint complex_xform : 1; |
| uint has_pen : 1; |
| uint has_brush : 1; |
| uint has_custom_paper_size : 1; |
| uint embed_fonts : 1; |
| |
| uint txop; |
| |
| QColor brush_color; |
| QPen pen; |
| QColor pen_color; |
| QSizeF paper_size; // In points |
| |
| QTransform painterMatrix; |
| QTransform matrix; |
| }; |
| |
| QT_END_NAMESPACE |
| |
| #endif // QT_NO_PRINTER |
| |
| #endif // QPRINTENGINE_WIN_P_H |