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#include "interactivewidget.h"

#include "widgets.h"

#include "paintcommands.h"

#include <QtCore>

#include <QtGui>

#include <qimage.h>

#include <QPicture>

#include <private/qmath_p.h>

#ifdef USE_CUSTOM_DEVICE

#include "customdevice.h"

#endif

#ifndef QT_NO_OPENGL

#include <qgl.h>

#include <QGLPixelBuffer>

#endif

// #define DO_QWS_DEBUGGING

#ifdef DO_QWS_DEBUGGING

extern bool qt_show_painter_debug_output = false;

#endif

//#define CONSOLE_APPLICATION

static const struct {

    const char *name;

    QImage::Format format;

} imageFormats[] = {

    { "mono", QImage::Format_Mono },

    { "monolsb", QImage::Format_MonoLSB },

    { "indexed8", QImage::Format_Indexed8 },

    { "rgb32", QImage::Format_RGB32 },

    { "argb32", QImage::Format_ARGB32 },

    { "argb32_premultiplied", QImage::Format_ARGB32_Premultiplied },

    { "rgb16", QImage::Format_RGB16 },

    { "argb8565_premultiplied", QImage::Format_ARGB8565_Premultiplied },

    { "rgb666", QImage::Format_RGB666 },

    { "argb6666_premultiplied", QImage::Format_ARGB6666_Premultiplied },

    { "rgb555", QImage::Format_RGB555 },

    { "argb8555_premultiplied", QImage::Format_ARGB8555_Premultiplied },

    { "rgb888", QImage::Format_RGB888 },

    { "rgb444", QImage::Format_RGB444 },

    { "argb4444_premultiplied", QImage::Format_ARGB4444_Premultiplied }

};

static void printHelp()

{

    printf("\nUsage:\n\n"

           "  paintcmd [options] files\n"

           "\n"

           "  Options:\n"

           "    -widget         Paints the files to a widget on screen\n"

           "    -pixmap         Paints the files to a pixmap\n"

           "    -bitmap         Paints the files to a bitmap\n"

           "    -image          Paints the files to an image\n"

           "    -imageformat    Set the format of the image when painting to an image\n"

           "    -imagemono      Paints the files to a monochrome image\n"

           "    -imagewidget    same as image, but with interacion...\n"

#ifndef QT_NO_OPENGL

           "    -opengl         Paints the files to an OpenGL on screen\n"

#endif

#ifdef USE_CUSTOM_DEVICE

           "    -customdevice   Paints the files to the custom paint device\n"

           "    -customwidget   Paints the files to a custom widget on screen\n"

#endif

           "    -pdf            Paints to a pdf\n"

           "    -ps             Paints to a ps\n"

           "    -picture        Prints into a picture, then shows the result in a label\n"

           "    -printer        Prints the commands to a file called output.ps|pdf\n"

           "    -highres        Prints in highres mode\n"

           "    -printdialog    Opens a print dialog, then prints to the selected printer\n"

           "    -grab           Paints the files to an image called filename_qps.png\n"

           "    -i              Interactive mode.\n"

           "    -v              Verbose.\n"

           "    -bg-white       No checkers background\n"

           "    -commands       Displays all available commands\n");

}

static void displayCommands()

{

    printf("Drawing operations:\n"

           "  drawArc x y width height angle sweep\n"

           "  drawChord x y width height angle sweep\n"

           "  drawEllipse x y width height\n"

           "  drawLine x1 y1 x2 y2\n"

           "  drawPath pathname\n"

           "  drawPie x y width height angle sweep\n"

           "  drawPixmap pixmapfile x y width height sx sy sw sh\n"

           "  drawPolygon [ x1 y1 x2 y2 ... ] winding|oddeven\n"

           "  drawPolyline [ x1 y1 x2 y2 ... ]\n"

           "  drawRect x y width height\n"

           "  drawRoundRect x y width height xfactor yfactor\n"

           "  drawText x y \"text\"\n"

           "  drawTiledPixmap pixmapfile x y width height sx sy\n"

           "\n"

           "Compat functions for Qt 3:\n"

           "  qt3_drawArc x y width height angle sweep\n"

           "  qt3_drawChord x y width height angle sweep\n"

           "  qt3_drawEllipse x y width height\n"

           "  qt3_drawPie x y width height angle sweep\n"

           "  qt3_drawRect x y width height\n"

           "  qt3_drawRoundRect x y width height xfactor yfactor\n"

           "\n"

           "Path commands:\n"

           "  path_addEllipse pathname x y width height\n"

           "  path_addPolygon pathname [ x1 y1 x2 y2 ... ] winding?\n"

           "  path_addRect pathname x y width height\n"

           "  path_addText pathname x y \"text\"                        Uses current font\n"

           "  path_arcTo pathname x y width hegiht\n"

           "  path_closeSubpath pathname\n"

           "  path_createOutline pathname newoutlinename                Uses current pen\n"

           "  path_cubicTo pathname c1x c1y c2x c2y endx endy\n"

           "  path_lineTo pathname x y\n"

           "  path_moveTo pathname x y\n"

           "  path_setFillRule pathname winding?\n"

           "\n"

           "Painter configuration:\n"

           "  resetMatrix\n"

           "  restore\n"

           "  save\n"

           "  rotate degrees\n"

           "  translate dx dy\n"

           "  scale sx sy\n"

           "  mapQuadToQuad x0 y0 x1 y1 x2 y2 x3 y3  x4 y4 x5 y5 x6 y6 x7 y7"

           "  setMatrix m11 m12 m13 m21 m22 m23 m31 m32 m33"

           "  setBackground color pattern?\n"

           "  setBackgroundMode TransparentMode|OpaqueMode\n"

           "  setBrush pixmapfile\n"

           "  setBrush nobrush\n"

           "  setBrush color pattern\n"

           "  setBrush x1 y1 color1 x2 y2 color2                        gradient brush\n"

           "  setBrushOrigin x y\n"

           "  setFont \"fontname\" pointsize bold? italic?\n"

           "  setPen style color\n"

           "  setPen color width style capstyle joinstyle\n"

           "  setRenderHint LineAntialiasing\n"

           "  gradient_clearStops\n"

           "  gradient_appendStop pos color"

           "  gradient_setSpread [PadSpread|ReflectSpread|RepeatSpread]\n"

           "  gradient_setLinear x1 y1 x2 y2\n"

           "  gradient_setRadial center_x center_y radius focal_x focal_y\n"

           "  gradient_setConical center_x center_y angle\n"

           "\n"

           "Clipping commands:\n"

           "  region_addRect regionname x y width height\n"

           "  region_getClipRegion regionname\n"

           "  setClipRect x y width height\n"

           "  setClipRegion regionname\n"

           "  setClipping true|false\n"

           "  setClipPath pathname\n"

           "\n"

           "Various commands:\n"

           "  surface_begin x y width height\n"

           "  surface_end\n"

           "  pixmap_load filename name_in_script\n"

           "  image_load filename name_in_script\n");

}

static InteractiveWidget *interactive_widget = 0;

static void runInteractive()

{

    interactive_widget = new InteractiveWidget;

    interactive_widget->show();

}

static QLabel* createLabel()

{

    QLabel *label = new QLabel;

    QPalette palette = label->palette();

    palette.setBrush(QPalette::Window, QBrush(Qt::white));

    label->setPalette(palette);

    return label;

}

int main(int argc, char **argv)

{

#ifdef CONSOLE_APPLICATION

    QApplication app(argc, argv, QApplication::Tty);

#else

    QApplication app(argc, argv);

#endif

#ifdef DO_QWS_DEBUGGING

    qt_show_painter_debug_output = false;

#endif

    DeviceType type = WidgetType;

    bool checkers_background = true;

    QImage::Format imageFormat = QImage::Format_ARGB32_Premultiplied;

    QLocale::setDefault(QLocale::c());

    QStringList files;

    bool interactive = false;

    bool printdlg = false;

    bool highres = false;

    bool show_cmp = false;

    int width = 800, height = 800;

    bool verboseMode = false;

#ifndef QT_NO_OPENGL

    QGLFormat f = QGLFormat::defaultFormat();

    f.setSampleBuffers(true);

    f.setStencil(true);

    f.setAlpha(true);

    f.setAlphaBufferSize(8);

    QGLFormat::setDefaultFormat(f);

#endif

    char *arg;

    for (int i=1; i<argc; ++i) {

        arg = argv[i];

        if (*arg == '-') {

            QString option = QString(arg + 1).toLower();

            if (option == "widget")

                type = WidgetType;

            else if (option == "bitmap")

                type = BitmapType;

            else if (option == "pixmap")

                type = PixmapType;

            else if (option == "image")

                type = ImageType;

            else if (option == "imageformat") {

                Q_ASSERT_X(i + 1 < argc, "main", "-imageformat must be followed by a value");

                QString format = QString(argv[++i]).toLower();

                imageFormat = QImage::Format_Invalid;

                static const int formatCount =

                    sizeof(imageFormats) / sizeof(imageFormats[0]);

                for (int ff = 0; ff < formatCount; ++ff) {

                    if (QLatin1String(imageFormats[ff].name) == format) {

                        imageFormat = imageFormats[ff].format;

                        break;

                    }

                }

                if (imageFormat == QImage::Format_Invalid) {

                    printf("Invalid image format.  Available formats are:\n");

                    for (int ff = 0; ff < formatCount; ++ff)

                        printf("\t%s\n", imageFormats[ff].name);

                    return -1;

                }

            } else if (option == "imagemono")

                type = ImageMonoType;

            else if (option == "imagewidget")

                type = ImageWidgetType;

#ifndef QT_NO_OPENGL

            else if (option == "opengl")

                type = OpenGLType;

            else if (option == "pbuffer")

                type = OpenGLPBufferType;

#endif

#ifdef USE_CUSTOM_DEVICE

            else if (option == "customdevice")

                type = CustomDeviceType;

            else if (option == "customwidget")

                type = CustomWidgetType;

#endif

            else if (option == "pdf")

                type = PdfType;

            else if (option == "ps")

                type = PsType;

            else if (option == "picture")

                type = PictureType;

            else if (option == "printer")

                type = PrinterType;

            else if (option == "highres") {

                type = PrinterType;

                highres = true;

            } else if (option == "printdialog") {

                type = PrinterType;

                printdlg = true;

            }

            else if (option == "grab")

                type = GrabType;

            else if (option == "i")

                interactive = true;

            else if (option == "v")

                verboseMode = true;

            else if (option == "commands") {

                displayCommands();

                return 0;

            } else if (option == "w") {

                Q_ASSERT_X(i + 1 < argc, "main", "-w must be followed by a value");

                width = atoi(argv[++i]);

            } else if (option == "h") {

                Q_ASSERT_X(i + 1 < argc, "main", "-h must be followed by a value");

                height = atoi(argv[++i]);

            } else if (option == "cmp") {

                show_cmp = true;

            } else if (option == "bg-white") {

                checkers_background = false;

            }

        } else {

#if defined (Q_WS_WIN)

            QString input = QString::fromLocal8Bit(argv[i]);

            if (input.indexOf('*') >= 0) {

                QFileInfo info(input);

                QDir dir = info.dir();

                QFileInfoList infos = dir.entryInfoList(QStringList(info.fileName()));

                for (int ii=0; ii<infos.size(); ++ii)

                    files.append(infos.at(ii).absoluteFilePath());

            } else {

                files.append(input);

            }

#else

            files.append(QString(argv[i]));

#endif

        }

    }

    PaintCommands pcmd(QStringList(), 800, 800);

    pcmd.setVerboseMode(verboseMode);

    pcmd.setType(type);

    pcmd.setCheckersBackground(checkers_background);

    QWidget *activeWidget = 0;

    if (interactive) {

        runInteractive();

        if (!files.isEmpty())

            interactive_widget->load(files.at(0));

    } else if (files.isEmpty()) {

        printHelp();

        return 0;

    } else {

        for (int j=0; j<files.size(); ++j) {

            const QString &fileName = files.at(j);

            QStringList content;

            QFile file(fileName);

            QFileInfo fileinfo(file);

            if (file.open(QIODevice::ReadOnly)) {

                QTextStream textFile(&file);

                QString script = textFile.readAll();

                content = script.split("\n", QString::SkipEmptyParts);

            } else {

                printf("failed to read file: '%s'\n", qPrintable(fileinfo.absoluteFilePath()));

                continue;

            }

            pcmd.setContents(content);

            if (show_cmp) {

                QString pmFile = QString(files.at(j)).replace(".qps", "_qps") + ".png";

                qDebug() << pmFile << QFileInfo(pmFile).exists();

                QPixmap pixmap(pmFile);

                if (!pixmap.isNull()) {

                    QLabel *label = createLabel();

                    label->setWindowTitle("VERIFY: " + pmFile);

                    label->setPixmap(pixmap);

                    label->show();

                }

            }

            switch (type) {

            case WidgetType:

            {

                OnScreenWidget<QWidget> *qWidget =

                    new OnScreenWidget<QWidget>(files.at(j));

                qWidget->setVerboseMode(verboseMode);

                qWidget->setType(type);

                qWidget->setCheckersBackground(checkers_background);

                qWidget->m_commands = content;

                qWidget->resize(width, height);

                qWidget->show();

                activeWidget = qWidget;

                break;

            }

            case ImageWidgetType:

            {