Printer.hh

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#ifndef PRINTER_HH
#define PRINTER_HH
 
#include "PrinterPortDevice.hh"
#include <array>
#include <memory>
#include <utility>
 
namespace openmsx {
 
class MSXMotherBoard;
class IntegerSetting;
class Paper;
 
 
// Abstract printer class
class PrinterCore : public PrinterPortDevice
{
public:
        // PrinterPortDevice
        [[nodiscard]] bool getStatus(EmuTime::param time) override;
        void setStrobe(bool strobe, EmuTime::param time) override;
        void writeData(uint8_t data, EmuTime::param time) override;
 
        // Pluggable
        void plugHelper(Connector& connector, EmuTime::param time) override;
        void unplugHelper(EmuTime::param time) override;
 
protected:
        PrinterCore() = default;
        ~PrinterCore() override = default;
        virtual void write(uint8_t data) = 0;
        virtual void forceFormFeed() = 0;
 
private:
        uint8_t toPrint = 0;
        bool prevStrobe = true;
};
 
 
// Abstract image printer
class ImagePrinter : public PrinterCore
{
public:
        void write(uint8_t data) override;
        void forceFormFeed() override;
 
protected:
        ImagePrinter(MSXMotherBoard& motherBoard, bool graphicsHiLo);
        ~ImagePrinter() override;
 
        void resetEmulatedPrinter();
        void printGraphicByte(uint8_t data);
        void seekPrinterHeadRelative(double offset);
        void ensurePrintPage();
        void flushEmulatedPrinter();
        void printVisibleCharacter(uint8_t data);
        void plot9Dots(double x, double y, unsigned pattern);
 
        [[nodiscard]] virtual std::pair<unsigned, unsigned> getNumberOfDots() = 0;
        virtual void resetSettings() = 0;
        [[nodiscard]] virtual unsigned calcEscSequenceLength(uint8_t character) = 0;
        virtual void processEscSequence() = 0;
        virtual void processCharacter(uint8_t data) = 0;
 
protected:
        static constexpr unsigned PIXEL_WIDTH = 8;
 
        double graphDensity;
        double fontDensity;
        double hpos;
        double vpos;
        double pageTop;
        double lineFeed;
        double pageHeight;
        double printAreaTop = -1.0;
        double printAreaBottom = 0.0;
        double pixelSizeX;
        double pixelSizeY;
        int  eightBit = 0;
        unsigned perforationSkip = 0;
        unsigned leftBorder;
        unsigned rightBorder;
        unsigned fontWidth;
        unsigned remainingCommandBytes = 0;
        unsigned sizeEscPos = 0;
        unsigned sizeRemainingDataBytes = 0;
        unsigned ramLoadOffset = 0;
        unsigned ramLoadEnd = 0;
        unsigned lines;
        enum CountryCode {
                CC_USA              = 0,
                CC_FRANCE           = 1,
                CC_GERMANY          = 2,
                CC_UNITED_KINGDOM   = 3,
                CC_DENMARK          = 4,
                CC_SWEDEN           = 5,
                CC_ITALY            = 6,
                CC_SPAIN            = 7,
                CC_JAPAN            = 8
        };
        CountryCode countryCode = CC_USA;
 
        static constexpr int MAX_ESC_CMDSIZE = 8;
        std::array<uint8_t, MAX_ESC_CMDSIZE> abEscSeq;
 
        static constexpr int MAX_FONT_WIDTH = 12;
        struct FontInfo {
                std::array<uint8_t, 256 * MAX_FONT_WIDTH> rom;
                std::array<uint8_t, 256 * MAX_FONT_WIDTH> ram;
                double pixelDelta;
                unsigned charWidth;
                bool useRam;
        } fontInfo;
 
        bool letterQuality = false;
        bool bold = false;
        bool proportional = false;
        bool italic = false;
        bool superscript = false;
        bool subscript = false;
        bool doubleWidth = false;
        bool underline = false;
        bool doubleStrike = false;
        bool escSequence = false;
        bool alternateChar = false;
        bool detectPaperOut = false;
        bool japanese = false;
        bool normalAfterLine = false;
        bool ninePinGraphics = false;
        bool leftToRight = false;
        bool elite = false;
        bool compressed = false;
        bool noHighEscapeCodes = false;
 
private:
        MSXMotherBoard& motherBoard;
        std::unique_ptr<Paper> paper;
 
        std::shared_ptr<IntegerSetting> dpiSetting;
 
        const bool graphicsHiLo;
};
 
// emulated MSX printer
class ImagePrinterMSX final : public ImagePrinter
{
public:
        explicit ImagePrinterMSX(MSXMotherBoard& motherBoard);
 
        // Pluggable
        [[nodiscard]] std::string_view getName() const override;
        [[nodiscard]] std::string_view getDescription() const override;
 
        template<typename Archive>
        void serialize(Archive& ar, unsigned version);
 
private:
        [[nodiscard]] unsigned parseNumber(unsigned sizeStart, unsigned sizeChars);
 
        [[nodiscard]] std::pair<unsigned, unsigned> getNumberOfDots() override;
        void resetSettings() override;
        [[nodiscard]] unsigned calcEscSequenceLength(uint8_t character) override;
        void processEscSequence() override;
        void processCharacter(uint8_t data) override;
};
 
// emulated Epson printer
class ImagePrinterEpson final : public ImagePrinter
{
public:
        explicit ImagePrinterEpson(MSXMotherBoard& motherBoard);
 
        // Pluggable
        [[nodiscard]] std::string_view getName() const override;
        [[nodiscard]] std::string_view getDescription() const override;
 
        template<typename Archive>
        void serialize(Archive& ar, unsigned version);
 
private:
        [[nodiscard]] unsigned parseNumber(unsigned sizeStart, unsigned sizeChars);
 
        [[nodiscard]] std::pair<unsigned, unsigned> getNumberOfDots() override;
        void resetSettings() override;
        [[nodiscard]] unsigned calcEscSequenceLength(uint8_t character) override;
        void processEscSequence() override;
        void processCharacter(uint8_t data) override;
};
 
} // namespace openmsx
 
#endif