Add wpseditor, the Google Summer of Code 2008 project of Rostislav Chekan. Closes FS#9327

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@18362 a1c6a512-1295-4272-9138-f99709370657

1 files changed, 200 insertions, 0 deletions

diff --git a/utils/wpseditor/gui/src/qwpsdrawer.cpp b/utils/wpseditor/gui/src/qwpsdrawer.cpp
new file mode 100644
index 0000000..ab8a4b3
--- /dev/null
+++ b/utils/wpseditor/gui/src/qwpsdrawer.cpp
@@ -0,0 +1,200 @@
+#include "qwpsdrawer.h"
+#include "slider.h"
+#include "utils.h"
+#include <QtGui>
+#include <QLibrary>
+#include <stdarg.h>
+//
+
+
+QPointer<QWpsDrawer> drawer;
+QPixmap   *QWpsDrawer::pix = NULL;
+QString   QWpsDrawer::mTmpWpsString;
+QImage    QWpsDrawer::backdrop;
+proxy_api QWpsDrawer::api;
+
+QWpsDrawer::QWpsDrawer( QWpsState *ws,QTrackState *ms, QWidget *parent )
+        : QWidget(parent),wpsState(ws),trackState(ms),showGrid(false),mTargetLibName("libwps") {
+
+    tryResolve();
+    memset(&api,0,sizeof(struct proxy_api));
+
+    api.verbose = 2;
+    api.putsxy =                    &QWpsDrawer::putsxy;
+    api.transparent_bitmap_part =   &QWpsDrawer::transparent_bitmap_part;
+    api.bitmap_part =               &QWpsDrawer::bitmap_part;
+    api.drawpixel =                 &QWpsDrawer::drawpixel;
+    api.fillrect =                  &QWpsDrawer::fillrect;
+    api.hline =                     &QWpsDrawer::hline;
+    api.vline =                     &QWpsDrawer::vline;
+    api.clear_viewport =            &QWpsDrawer::clear_viewport;
+    api.load_wps_backdrop =         &QWpsDrawer::load_wps_backdrop;
+    api.read_bmp_file =             &QWpsDrawer::read_bmp_file;
+    api.debugf =                    &qlogger;
+    newTempWps();
+}
+
+bool QWpsDrawer::tryResolve() {
+    QLibrary lib(qApp->applicationDirPath()+"/"+mTargetLibName);
+    wps_init = (pfwps_init)lib.resolve("wps_init");
+    wps_display = (pfwps_display)lib.resolve("wps_display");
+    wps_refresh = (pfwps_refresh)lib.resolve("wps_refresh");
+    mResolved = wps_init && wps_display && wps_refresh;
+    if (!mResolved)
+        DEBUGF1(tr("ERR: Failed to resolve funcs!"));
+    return mResolved;
+}
+QWpsDrawer::~QWpsDrawer() {
+    qDebug()<<"QWpsDrawer::~QWpsDrawer()";
+    cleanTemp();
+}
+
+void QWpsDrawer::mouseReleaseEvent ( QMouseEvent * event ) {
+    Q_UNUSED(event);
+    /*int x = event->x() - (this->width()-pix->width())/2,
+            y = event->y() - (this->height()-pix->height())/2;
+    DEBUGF1("x=%d,y=%d",x,y);*/
+}
+void QWpsDrawer::newTempWps() {
+    QTemporaryFile    tmpWps;
+    tmpWps.setAutoRemove(false);
+    tmpWps.setFileTemplate(QDir::tempPath()+"/XXXXXXXXXX.wps");
+    if (tmpWps.open()) {
+        QString tmpDir = tmpWps.fileName().left(tmpWps.fileName().length()-4);
+        if (QDir::temp().mkpath(tmpDir)) {
+            mTmpWpsString = tmpDir;
+            DEBUGF1(mTmpWpsString);
+        }
+    }
+}
+
+void QWpsDrawer::WpsInit(QString buffer, bool isFile) {
+
+    if (!mResolved)
+        if (!tryResolve())
+            return;
+    if (isFile) {
+        cleanTemp();
+        DEBUGF1( tr("Loading %1").arg(buffer));
+        QFile file(buffer);
+        if (file.open(QIODevice::ReadOnly | QIODevice::Text))
+            mWpsString = file.readAll();
+        newTempWps();
+    } else
+        mWpsString = buffer;
+    {
+        QFile tfile(mTmpWpsString+".wps");
+        if (tfile.open(QIODevice::WriteOnly | QIODevice::Text))
+            tfile.write(mWpsString.toAscii(),mWpsString.length());
+    }
+
+    if (isFile)
+        wps_init(buffer.toAscii(), &api, isFile);
+    else
+        wps_init(QString(mTmpWpsString+".wps").toAscii(), &api, true);
+    pix = new QPixmap(api.getwidth(),api.getheight());
+
+    drawBackdrop();
+
+    setMinimumWidth(api.getwidth());
+    setMinimumHeight(api.getheight());
+
+    update();
+}
+
+void QWpsDrawer::paintEvent(QPaintEvent * event) {
+    if (!mResolved)
+        return;
+    if (pix==NULL)
+        return;
+    QPainter p(this);
+    QRect rect = event->rect();
+
+    drawBackdrop();
+    wps_refresh();
+
+    if (showGrid) {
+        QPainter g(pix);
+        viewport_api avp;
+        api.get_current_vp(&avp);
+
+        g.setPen(Qt::green);
+
+        for (int i=0;i*avp.fontheight/1.5<avp.width ;i++) {
+            g.drawLine(int(i*avp.fontheight/1.5), 0, int(i*avp.fontheight/1.5), avp.height);
+        }
+        for (int j=0;j*avp.fontheight<avp.height; j++) {
+            g.drawLine(0,j*avp.fontheight,avp.width,j*avp.fontheight);
+        }
+    }
+
+    p.drawPixmap((rect.width()-pix->width())/2,(rect.height()-pix->height())/2,*pix);
+
+}
+
+void QWpsDrawer::clear_viewport(int x,int y,int w,int h, int color) {
+    DEBUGF2("clear_viewport(int x=%d,int y=%d,int w=%d,int h=%d, int color)",x,y,w,h);
+    QPainter p(pix);
+    //p.setOpacity(0.1);
+    //QImage img = backdrop.copy(x,y,w,h);
+    //p.drawImage(x,y,img);
+}
+
+void QWpsDrawer::slotSetVolume() {
+    Slider *slider = new Slider(this, tr("Volume"),-74,10);
+    slider->show();
+    connect(slider, SIGNAL(valueChanged(int)), wpsState, SLOT(setVolume(int)));
+    connect(this, SIGNAL(destroyed()),slider, SLOT(close()));
+}
+
+void QWpsDrawer::slotSetProgress() {
+    Slider *slider = new Slider(this,tr("Progress"),0,100);
+    slider->show();
+    connect(slider, SIGNAL(valueChanged(int)), trackState, SLOT(setElapsed(int)));
+    connect(this, SIGNAL(destroyed()),slider, SLOT(close()));
+}
+
+void QWpsDrawer::slotWpsStateChanged(wpsstate ws_) {
+    if (api.set_wpsstate)
+        api.set_wpsstate(ws_);
+    update();
+}
+
+void QWpsDrawer::slotTrackStateChanged(trackstate ms_) {
+    if (api.set_wpsstate)
+        api.set_trackstate(ms_);
+    update();
+}
+
+void QWpsDrawer::slotShowGrid(bool show) {
+    showGrid = show;
+    update();
+}
+
+void QWpsDrawer::drawBackdrop() {
+    QPainter b(pix);
+    QImage pink = backdrop.createMaskFromColor(qRgb(255,0,255),Qt::MaskOutColor);
+    backdrop.setAlphaChannel(pink);
+    b.drawImage(0,0,backdrop);
+}
+
+void QWpsDrawer::slotSetAudioStatus(int status) {
+    api.set_audio_status(status);
+    update();
+}
+
+void QWpsDrawer::cleanTemp(bool fileToo) {
+    if (fileToo)
+        QFile::remove(mTmpWpsString+".wps");
+    QDirIterator it(mTmpWpsString, QDirIterator::Subdirectories);
+    while (it.hasNext()) {
+        QFile::remove(it.next());
+    }
+    QDir(mTmpWpsString).rmdir(mTmpWpsString);
+}
+
+void QWpsDrawer::closeEvent(QCloseEvent *event) {
+    qDebug()<<"QWpsDrawer::closeEvent()";
+    cleanTemp();
+    event->accept();
+}