diff options
Diffstat (limited to 'navit/graphics/qt5/graphics_qt5.cpp')
| -rw-r--r-- | navit/graphics/qt5/graphics_qt5.cpp | 837 |
1 files changed, 837 insertions, 0 deletions
diff --git a/navit/graphics/qt5/graphics_qt5.cpp b/navit/graphics/qt5/graphics_qt5.cpp new file mode 100644 index 000000000..81fec32c2 --- /dev/null +++ b/navit/graphics/qt5/graphics_qt5.cpp @@ -0,0 +1,837 @@ +/** + * Navit, a modular navigation system. + * Copyright (C) 2005-2008 Navit Team + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * version 2 as published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the + * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + */ + +#include <glib.h> +#include "config.h" +#ifdef HAVE_UNISTD_H +#include <unistd.h> +#endif +#include "item.h" +#include "point.h" +#include "graphics.h" +#include "color.h" +#include "plugin.h" +#include "event.h" +#include "debug.h" +#include "window.h" +#include "callback.h" +#if defined(WINDOWS) || defined(WIN32) || defined (HAVE_API_WIN32_CE) +#include <windows.h> +#endif +#include "graphics_qt5.h" +#include "event_qt5.h" +#include "QNavitWidget.h" +#include <QApplication> +#include <QDesktopWidget> +#include <QPixmap> +#include <QPainter> +#include <QFont> +#include <QSvgRenderer> +#include <QPixmapCache> +#include <QDBusConnection> +#include <QDBusInterface> + +struct callback_list* callbacks; +QApplication * navit_app = NULL; + +struct graphics_font_priv { + QFont * font; +}; + +struct graphics_image_priv { + QPixmap * pixmap; +}; + +static void +graphics_destroy(struct graphics_priv *gr) +{ +// dbg(lvl_debug,"enter\n"); +#ifdef QT_QPAINTER_USE_FREETYPE + gr->freetype_methods.destroy(); +#endif + /* destroy painter */ + if(gr->painter != NULL) + delete(gr->painter); + /* destroy pixmap */ + if(gr->pixmap != NULL) + delete(gr->pixmap); + /* destroy widget */ + delete(gr->widget); + /* unregister from parent, if any */ + if(gr->parent != NULL) + { + g_hash_table_remove(gr->parent->overlays, gr); + } +#ifdef SAILFISH_OS + if(gr->display_on_ev != NULL) + { + event_remove_timeout(gr->display_on_ev); + } + if(gr->display_on_cb != NULL) + { + g_free(gr->display_on_cb); + } +#endif + /* destroy overlays hash */ + g_hash_table_destroy(gr->overlays); + /* destroy global application if destroying the last */ + if(gr->root) + { + if(navit_app != NULL) + { + delete (navit_app); + } + navit_app = NULL; + /* destroy argv if any */ + while(gr->argc > 0) + { + gr->argc --; + if(gr->argv[gr->argc] != NULL) + g_free(gr->argv[gr->argc]); + } + } + /* destroy self */ + g_free(gr); +} + +static void font_destroy(struct graphics_font_priv *font) +{ +// dbg(lvl_debug,"enter\n"); + if(font->font != NULL) + delete(font->font); + g_free(font); + +} + +static struct graphics_font_methods font_methods = { + font_destroy +}; + +static struct graphics_font_priv *font_new(struct graphics_priv *gr, struct graphics_font_methods *meth, char *font, int size, int flags) +{ + struct graphics_font_priv *font_priv; +// dbg(lvl_debug,"enter (font %s, %d)\n", font, size); + font_priv = g_new0(struct graphics_font_priv, 1); + if(font != NULL) + font_priv->font=new QFont(font,size/16); + else + font_priv->font=new QFont("Arial",size/16); + font_priv->font->setStyleStrategy(QFont::NoAntialias); + *meth=font_methods; + return font_priv; +} + +static void +gc_destroy(struct graphics_gc_priv *gc) +{ +// dbg(lvl_debug,"enter gc=%p\n", gc); + delete(gc->pen); + delete(gc->brush); + g_free(gc); +} + +static void +gc_set_linewidth(struct graphics_gc_priv *gc, int w) +{ +// dbg(lvl_debug,"enter gc=%p, %d\n", gc, w); + gc->pen->setWidth(w); +} + +static void +gc_set_dashes(struct graphics_gc_priv *gc, int w, int offset, unsigned char *dash_list, int n) +{ + if(n <= 0) + { + dbg(lvl_error, "Refuse to set dashes without dash pattern"); + } + /* use Qt dash feature */ + QVector<qreal> dashes; + gc->pen->setWidth(w); + gc->pen->setDashOffset(offset); + for(int a = 0; a < n; a ++) + { + dashes << dash_list[a]; + } + /* Qt requires the pattern to have even element count. Add the last + * element twice if n doesn't divide by two + */ + if((n % 2) != 0) + { + dashes << dash_list[n-1]; + } + gc->pen->setDashPattern(dashes); +} + +static void +gc_set_foreground(struct graphics_gc_priv *gc, struct color *c) +{ + QColor col(c->r >> 8, c->g >> 8, c->b >> 8, c->a >> 8 ); +// dbg(lvl_debug,"context %p: color %02x%02x%02x\n",gc, c->r >> 8, c->g >> 8, c->b >> 8); + gc->pen->setColor(col); + gc->brush->setColor(col); + //gc->c=*c; +} + +static void +gc_set_background(struct graphics_gc_priv *gc, struct color *c) +{ + QColor col(c->r >> 8, c->g >> 8, c->b >> 8, c->a >> 8 ); +// dbg(lvl_debug,"context %p: color %02x%02x%02x\n",gc, c->r >> 8, c->g >> 8, c->b >> 8); + //gc->pen->setColor(col); + //gc->brush->setColor(col); +} + +static struct graphics_gc_methods gc_methods = { + gc_destroy, + gc_set_linewidth, + gc_set_dashes, + gc_set_foreground, + gc_set_background +}; + +static struct graphics_gc_priv *gc_new(struct graphics_priv *gr, struct graphics_gc_methods *meth) +{ + struct graphics_gc_priv * graphics_gc_priv = NULL; +// dbg(lvl_debug,"enter gr==%p\n", gr); + graphics_gc_priv = g_new0(struct graphics_gc_priv, 1); + graphics_gc_priv->graphics_priv = gr; + graphics_gc_priv->pen=new QPen(); + graphics_gc_priv->brush=new QBrush(Qt::SolidPattern); + + *meth=gc_methods; + return graphics_gc_priv; +} + +static void image_destroy(struct graphics_image_priv *img) +{ +// dbg(lvl_debug, "enter\n"); + if(img->pixmap != NULL) + delete(img->pixmap); + g_free(img); +} + +struct graphics_image_methods image_methods ={ + image_destroy +}; + + +static struct graphics_image_priv * +image_new(struct graphics_priv *gr, struct graphics_image_methods *meth, char *path, int *w, int *h, struct point *hot, int rotation) +{ + struct graphics_image_priv * image_priv; +// dbg(lvl_debug,"enter %s, %d %d\n", path, *w, *h); + if(path[0] == 0) + { + dbg(lvl_debug,"Refuse to load image without path\n"); + return NULL; + } + QString key(path); + QString renderer_key(key); + QString extension = key.right(key.lastIndexOf(".")); + QFile imagefile(key); + if(!imagefile.exists()) + { + /* file doesn't exit. Either navit wants us to guess file name by + * ommitting exstension, or the file does really not exist. + */ + if(extension != "") + { + /*file doesn't exist. give up */ + dbg(lvl_debug,"File %s does not exist\n",path); + return NULL; + } + else + { + /* add ".svg" for renderer to try .svg file first in renderer */ + dbg(lvl_debug, "Guess extension on %s\n", path); + renderer_key += ".svg"; + } + } + image_priv = g_new0(struct graphics_image_priv, 1); + *meth = image_methods; + + /* check if this can be rendered */ + if(renderer_key.endsWith("svg")) + { + QSvgRenderer renderer(renderer_key); + if(renderer.isValid()) + { + dbg(lvl_debug,"render %s\n", path); + /* try to render this */ + /* assume "standard" size if size is not given */ + if(*w <= 0) *w = renderer.defaultSize().width(); + if(*h <= 0) *h = renderer.defaultSize().height(); + image_priv->pixmap=new QPixmap(*w, *h); + image_priv->pixmap->fill(Qt::transparent); + QPainter painter(image_priv->pixmap); + renderer.render(&painter); + } + } + + if (image_priv->pixmap == NULL) { + /*cannot be rendered. try to load it */ + dbg(lvl_debug,"cannot render %s\n",path); + image_priv->pixmap=new QPixmap(key); + } + + /* check if we got image */ + if (image_priv->pixmap->isNull()) { + g_free(image_priv); + return NULL; + } + else + { + /* check if we need to scale this */ + if((*w > 0) && (*h > 0)) + { + if((image_priv->pixmap->width() != *w) || + (image_priv->pixmap->height() != *h)) + { + dbg(lvl_debug,"scale pixmap %s, %d->%d,%d->%d\n",path, image_priv->pixmap->width(), *w, image_priv->pixmap->height(), *h); + QPixmap * scaled = new QPixmap(image_priv->pixmap->scaled(*w, *h,Qt::IgnoreAspectRatio,Qt::FastTransformation)); + delete (image_priv->pixmap); + image_priv->pixmap = scaled; + } + } + } + + *w=image_priv->pixmap->width(); + *h=image_priv->pixmap->height(); +// dbg(lvl_debug, "Got (%d,%d)\n", *w,*h); + if (hot) { + hot->x=*w/2; + hot->y=*h/2; + } + + return image_priv; +} + +static void +draw_lines(struct graphics_priv *gr, struct graphics_gc_priv *gc, struct point *p, int count) +{ + int i; + QPolygon polygon; +// dbg(lvl_debug,"enter gr=%p, gc=%p, (%d, %d)\n", gr, gc, p->x, p->y); + if(gr->painter == NULL) + return; + + for (i = 0 ; i < count ; i++) + polygon.putPoints(i, 1, p[i].x, p[i].y); + gr->painter->setPen(*gc->pen); + gr->painter->drawPolyline(polygon); + +} + +static void +draw_polygon(struct graphics_priv *gr, struct graphics_gc_priv *gc, struct point *p, int count) +{ + int i; + QPolygon polygon; +// dbg(lvl_debug,"enter gr=%p, gc=%p, (%d, %d)\n", gr, gc, p->x, p->y); + if(gr->painter == NULL) + return; + + for (i = 0 ; i < count ; i++) + polygon.putPoints(i, 1, p[i].x, p[i].y); + gr->painter->setPen(*gc->pen); + gr->painter->setBrush(*gc->brush); + /* if the polygon is transparent, we need to clear it first */ + if(!gc->brush->isOpaque()) + { + QPainter::CompositionMode mode = gr->painter->compositionMode(); + gr->painter->setCompositionMode(QPainter::CompositionMode_Clear); + gr->painter->drawPolygon(polygon); + gr->painter->setCompositionMode(mode); + } + gr->painter->drawPolygon(polygon); +} + +static void +draw_rectangle(struct graphics_priv *gr, struct graphics_gc_priv *gc, struct point *p, int w, int h) +{ +// dbg(lvl_debug,"gr=%p gc=%p %d,%d,%d,%d\n", gr, gc, p->x, p->y, w, h); + if(gr->painter == NULL) + return; + /* if the rectangle is transparent, we need to clear it first */ + if(!gc->brush->isOpaque()) + { + QPainter::CompositionMode mode = gr->painter->compositionMode(); + gr->painter->setCompositionMode(QPainter::CompositionMode_Clear); + gr->painter->fillRect(p->x,p->y, w, h, *gc->brush); + gr->painter->setCompositionMode(mode); + } + gr->painter->fillRect(p->x,p->y, w, h, *gc->brush); +} + +static void +draw_circle(struct graphics_priv *gr, struct graphics_gc_priv *gc, struct point *p, int r) +{ +// dbg(lvl_debug,"enter gr=%p, gc=%p, (%d,%d) r=%d\n", gr, gc, p->x, p->y, r); + if(gr->painter == NULL) + return; + gr->painter->setPen(*gc->pen); + gr->painter->drawArc(p->x-r/2, p->y-r/2, r, r, 0, 360*16); +} + + +static void +draw_text(struct graphics_priv *gr, struct graphics_gc_priv *fg, struct graphics_gc_priv *bg, struct graphics_font_priv *font, char *text, struct point *p, int dx, int dy) +{ +// dbg(lvl_debug,"enter gc=%p, fg=%p, bg=%p pos(%d,%d) %s\n", gr, fg, bg, p->x, p->y, text); + QPainter *painter=gr->painter; + if(painter == NULL) + return; +#ifdef QT_QPAINTER_USE_FREETYPE + struct font_freetype_text *t; + struct font_freetype_glyph *g, **gp; + struct color transparent = {0x0000, 0x0000, 0x0000, 0x0000}; + struct color fgc; + struct color bgc; + QColor temp; + + int i,x,y; + + if (! font) + return; + /* extract colors */ + fgc.r = fg->pen->color().red() << 8; + fgc.g = fg->pen->color().green() << 8; + fgc.b = fg->pen->color().blue() << 8; + fgc.a = fg->pen->color().alpha() << 8; + if(bg != NULL) + { + bgc.r = bg->pen->color().red() << 8; + bgc.g = bg->pen->color().green() << 8; + bgc.b = bg->pen->color().blue() << 8; + bgc.a = bg->pen->color().alpha() << 8; + } + else + { + bgc = transparent; + } + + t=gr->freetype_methods.text_new(text, (struct font_freetype_font *)font, dx, dy); + x=p->x << 6; + y=p->y << 6; + gp=t->glyph; + i=t->glyph_count; + if (bg) { + while (i-- > 0) { + g=*gp++; + if (g->w && g->h) { + unsigned char *data; + QImage img(g->w+2, g->h+2, QImage::Format_ARGB32_Premultiplied); + data=img.bits(); + gr->freetype_methods.get_shadow(g,(unsigned char *)data,img.bytesPerLine(),&bgc,&transparent); + + painter->drawImage(((x+g->x)>>6)-1, ((y+g->y)>>6)-1, img); + } + x+=g->dx; + y+=g->dy; + } + } + x=p->x << 6; + y=p->y << 6; + gp=t->glyph; + i=t->glyph_count; + while (i-- > 0) { + g=*gp++; + if (g->w && g->h) { + unsigned char *data; + QImage img(g->w, g->h, QImage::Format_ARGB32_Premultiplied); + data=img.bits(); + gr->freetype_methods.get_glyph(g,(unsigned char *)data,img.bytesPerLine(),&fgc,&bgc,&transparent); + painter->drawImage((x+g->x)>>6, (y+g->y)>>6, img); + } + x+=g->dx; + y+=g->dy; + } + gr->freetype_methods.text_destroy(t); +#else + QString tmp=QString::fromUtf8(text); + QMatrix sav=gr->painter->worldMatrix(); + QMatrix m(dx/65535.0,dy/65535.0,-dy/65535.0,dx/65535.0,p->x,p->y); + painter->setWorldMatrix(m,TRUE); + painter->setPen(*fg->pen); + painter->setFont(*font->font); + painter->drawText(0, 0, tmp); + painter->setWorldMatrix(sav); +#endif +} + +static void +draw_image(struct graphics_priv *gr, struct graphics_gc_priv *fg, struct point *p, struct graphics_image_priv *img) +{ +// dbg(lvl_debug,"enter\n"); + if(gr->painter != NULL) + gr->painter->drawPixmap(p->x, p->y, *img->pixmap); + else + dbg(lvl_debug, "Try to draw image, but no painter\n"); +} + +static void draw_drag(struct graphics_priv *gr, struct point *p) +{ + if(p != NULL) + { +// dbg(lvl_debug,"enter %p (%d,%d)\n", gr, p->x, p->y); + gr->widget->move(p->x, p->y); + } + else + { +// dbg(lvl_debug,"enter %p (NULL)\n", gr); + } +} + +static void +background_gc(struct graphics_priv *gr, struct graphics_gc_priv *gc) +{ +// dbg(lvl_debug,"register context %p on %p\n", gc, gr); + gr->background_graphics_gc_priv = gc; +} + +static void +draw_mode(struct graphics_priv *gr, enum draw_mode_num mode) +{ + switch (mode) + { + case draw_mode_begin: + dbg(lvl_debug,"Begin drawing on context %p (use == %d)\n", gr, gr->use_count); + gr->use_count ++; + if(gr->painter == NULL) + gr->painter = new QPainter(gr->pixmap); + else + dbg(lvl_debug, "drawing on %p already active\n", gr); + break; + case draw_mode_end: + dbg(lvl_debug,"End drawing on context %p (use == %d)\n", gr, gr->use_count); + gr->use_count --; + if(gr->use_count > 0) + { + dbg(lvl_debug, "drawing on %p still in use\n", gr); + } + else if(gr->painter != NULL) + { + gr->painter->end(); + delete(gr->painter); + gr->painter = NULL; + /* call repaint on widget */ + gr->widget->repaint(); + } + else + dbg(lvl_debug, "Context %p not active!\n", gr) + + break; + default: + dbg(lvl_debug,"Unknown drawing %d on context %p\n", mode, gr); + break; + } +} + +static struct graphics_priv * overlay_new(struct graphics_priv *gr, struct graphics_methods *meth, struct point *p, int w, int h, int wraparound); + +void +resize_callback(int w, int h) +{ +// dbg(lvl_debug,"enter (%d, %d)\n", w, h); + callback_list_call_attr_2(callbacks, attr_resize, + GINT_TO_POINTER(w), GINT_TO_POINTER(h)); +} + +static int +graphics_qt5_fullscreen(struct window *w, int on) +{ + struct graphics_priv * gr; +// dbg(lvl_debug,"enter\n"); + gr = (struct graphics_priv *) w->priv; + if(on) + gr->widget->setWindowState(Qt::WindowFullScreen); + else + gr->widget->setWindowState(Qt::WindowMaximized); + return 1; +} + +#ifdef SAILFISH_OS +static void +keep_display_on(struct graphics_priv * priv) +{ +// dbg(lvl_debug,"enter\n"); + QDBusConnection system = QDBusConnection::connectToBus(QDBusConnection::SystemBus, "system"); + QDBusInterface interface("com.nokia.mce", "/com/nokia/mce/request", "com.nokia.mce.request", system); + + interface.call(QLatin1String("req_display_blanking_pause")); +} +#endif + + +static void +graphics_qt5_disable_suspend(struct window *w) +{ +// dbg(lvl_debug,"enter\n"); +#ifdef SAILFISH_OS + struct graphics_priv * gr; + gr = (struct graphics_priv *) w->priv; + keep_display_on(gr); + /* to keep display on, d-bus trigger must be called at least once per second. + * to cope with fuzz, trigger it once per 30 seconds */ + gr->display_on_cb = callback_new_1(callback_cast(keep_display_on), gr); + gr->display_on_ev = event_add_timeout(30000, 1, gr->display_on_cb); +#endif +} + +static void * +get_data(struct graphics_priv *this_priv, char const *type) +{ +// dbg(lvl_debug,"enter: %s\n", type); + if (strcmp(type, "window") == 0) { + struct window *win; +// dbg(lvl_debug,"window detected\n"); + win = g_new0(struct window, 1); + win->priv = this_priv; + win->fullscreen = graphics_qt5_fullscreen; + win->disable_suspend = graphics_qt5_disable_suspend; + resize_callback(this_priv->widget->width(),this_priv->widget->height()); + return win; + } + return NULL; +} + +static void image_free(struct graphics_priv *gr, struct graphics_image_priv *priv) +{ +// dbg(lvl_debug,"enter\n"); + delete(priv->pixmap); + g_free(priv); +} + +static void get_text_bbox(struct graphics_priv *gr, struct graphics_font_priv *font, char *text, int dx, int dy, struct point *ret, int estimate) +{ +// dbg(lvl_debug,"enter %s %d %d\n", text, dx, dy); + QPainter *painter=gr->painter; + QString tmp=QString::fromUtf8(text); + if(gr->painter != NULL) + { + gr->painter->setFont(*font->font); + QRect r=painter->boundingRect(0,0,gr->pixmap->width(),gr->pixmap->height(),0,tmp); +// dbg (lvl_debug, "Text bbox: %d %d (%d,%d),(%d,%d)\n",dx, dy, r.left(), r.top(), r.right(), r.bottom()); + /* low left */ + ret[0].x = r.left(); + ret[0].y = r.bottom(); + /* top left */ + ret[1].x = r.left(); + ret[1].y = r.top(); + /* top right */ + ret[2].x = r.right(); + ret[2].y = r.top(); + /* low right */ + ret[3].x = r.right(); + ret[3].y = r.bottom(); + } +} + +static void overlay_disable(struct graphics_priv *gr, int disable) +{ + GHashTableIter iter; + struct graphics_priv * key, * value; +// dbg(lvl_debug,"enter gr=%p, %d\n", gr, disable); + + g_hash_table_iter_init (&iter, gr->overlays); + while (g_hash_table_iter_next (&iter, (void **)&key, (void **)&value)) + { + /* disable or enable all overlays of this pane */ + value->widget->setVisible(!disable); + } +} + +static void overlay_resize(struct graphics_priv *gr, struct point *p, int w, int h, int wraparound) +{ +// dbg(lvl_debug,"enter\n"); + gr->widget->move(p->x, p->y); + gr->widget->resize(w, h); + if(gr->painter != NULL) + { + delete(gr->painter); + } + delete(gr->pixmap); + gr->pixmap = new QPixmap(gr->widget->size()); + if(gr->painter != NULL) + gr->painter = new QPainter (gr->pixmap); +} + +static struct graphics_methods graphics_methods = { + graphics_destroy, + draw_mode, + draw_lines, + draw_polygon, + draw_rectangle, + draw_circle, + draw_text, + draw_image, + NULL, + draw_drag, + font_new, + gc_new, + background_gc, + overlay_new, + image_new, + get_data, + image_free, + get_text_bbox, + overlay_disable, + overlay_resize, +}; + +/* create new graphics context on given context */ +static struct graphics_priv * +overlay_new(struct graphics_priv *gr, struct graphics_methods *meth, struct point *p, int w, int h, int wraparound) +{ + struct graphics_priv * graphics_priv = NULL; + graphics_priv = g_new0(struct graphics_priv, 1); + *meth=graphics_methods; +#ifdef QT_QPAINTER_USE_FREETYPE + if (gr->font_freetype_new) { + graphics_priv->font_freetype_new=gr->font_freetype_new; + gr->font_freetype_new(&graphics_priv->freetype_methods); + meth->font_new=(struct graphics_font_priv *(*)(struct graphics_priv *, struct graphics_font_methods *, char *, int, int))graphics_priv->freetype_methods.font_new; + meth->get_text_bbox=(void (*)(struct graphics_priv*, struct graphics_font_priv*, char*, int, int, struct point*, int))graphics_priv->freetype_methods.get_text_bbox; + } +#endif + graphics_priv->widget = new QNavitWidget(graphics_priv, gr->widget, Qt::Widget); + graphics_priv->widget->move(p->x, p->y); + graphics_priv->widget->resize(w, h); + graphics_priv->widget->setVisible(true); + graphics_priv->pixmap = new QPixmap(graphics_priv->widget->size()); + graphics_priv->painter = NULL; + graphics_priv->use_count = 0; + graphics_priv->parent = gr; + graphics_priv->overlays=g_hash_table_new(NULL, NULL); + graphics_priv->root = false; + graphics_priv->argc = 0; + graphics_priv->argv[0] = NULL; + /* register on parent */ + g_hash_table_insert(gr->overlays, graphics_priv, graphics_priv); +// dbg(lvl_debug,"New overlay: %p\n", graphics_priv); + + return graphics_priv; +} + +/* create application and initial graphics context */ +static struct graphics_priv * +graphics_qt5_new(struct navit *nav, struct graphics_methods *meth, struct attr **attrs, struct callback_list *cbl) +{ + struct graphics_priv * graphics_priv = NULL; + struct attr * event_loop_system = NULL; + struct attr * platform = NULL; + struct attr * fullscreen = NULL; + //dbg(lvl_debug,"enter\n"); + + /*register graphic methods by copying in our predefined ones */ + *meth=graphics_methods; + + /* get event loop from config and request event loop*/ + event_loop_system = attr_search(attrs, NULL, attr_event_loop_system); + if (event_loop_system && event_loop_system->u.str) { + //dbg(lvl_debug, "event_system is %s\n", event_loop_system->u.str); + if (!event_request_system(event_loop_system->u.str, "graphics_qt5")) + return NULL; + } else { + /* no event system requested by config. Default to our own */ + if (!event_request_system("qt5", "graphics_qt5")) + return NULL; + } + +#ifdef QT_QPAINTER_USE_FREETYPE + struct font_priv * (*font_freetype_new)(void *meth); + /* get font plugin if present */ + font_freetype_new=(struct font_priv *(*)(void *))plugin_get_category_font("freetype"); + if (!font_freetype_new) { + dbg(lvl_error,"no freetype\n"); + return NULL; + } +#endif + + /* create root graphics layer */ + graphics_priv = g_new0(struct graphics_priv, 1); + /* Prepare argc and argv to call Qt application*/ + graphics_priv->root = true; + graphics_priv->argc = 0; + graphics_priv->argv[graphics_priv->argc] = g_strdup("navit"); + graphics_priv->argc ++; + /* Get qt platform from config */ + if ((platform=attr_search(attrs, NULL, attr_qt5_platform))) + { + graphics_priv->argv[graphics_priv->argc] = g_strdup("-platform"); + graphics_priv->argc ++; + graphics_priv->argv[graphics_priv->argc] = g_strdup(platform->u.str); + graphics_priv->argc ++; + } + /* create surrounding application */ + navit_app = new QApplication(graphics_priv->argc, graphics_priv->argv); + +#ifdef QT_QPAINTER_USE_FREETYPE + graphics_priv->font_freetype_new=font_freetype_new; + font_freetype_new(&graphics_priv->freetype_methods); + meth->font_new=(struct graphics_font_priv *(*)(struct graphics_priv *, struct graphics_font_methods *, char *, int, int))graphics_priv->freetype_methods.font_new; + meth->get_text_bbox=(void (*)(struct graphics_priv*, struct graphics_font_priv*, char*, int, int, struct point*, int))graphics_priv->freetype_methods.get_text_bbox; +#endif + callbacks = cbl; + graphics_priv->pixmap = NULL; + graphics_priv->use_count = 0; + graphics_priv->painter = NULL; + graphics_priv->parent = NULL; + graphics_priv->overlays=g_hash_table_new(NULL, NULL); + + graphics_priv->widget = new QNavitWidget(graphics_priv,NULL,Qt::Window); + if ((fullscreen=attr_search(attrs, NULL, attr_fullscreen)) && (fullscreen->u.num)) { + /* show this maximized */ + graphics_priv->widget->setWindowState(Qt::WindowFullScreen); + } + else + { + /* not maximized. Check what size to use then */ + struct attr * w = NULL; + struct attr * h = NULL; + /* default to desktop size if nothing else is given */ + QRect geomet = navit_app->desktop()->screenGeometry(graphics_priv->widget); + /* check for height */ + if ((h = attr_search(attrs, NULL, attr_h)) && (h->u.num > 100)) + geomet.setHeight(h->u.num); + /* check for width */ + if ((w = attr_search(attrs, NULL, attr_w)) && (w->u.num > 100)) + geomet.setWidth(w->u.num); + graphics_priv->widget->resize(geomet.width(), geomet.height()); + //graphics_priv->widget->setFixedSize(geomet.width(), geomet.height()); + } + /* generate initial pixmap same size as window */ + if(graphics_priv->pixmap == NULL) + graphics_priv->pixmap = new QPixmap(graphics_priv->widget->size()); + + /* tell Navit our geometry */ + resize_callback(graphics_priv->widget->width(),graphics_priv->widget->height()); + + /* show our window */ + graphics_priv->widget->show(); + return graphics_priv; +} + +void +plugin_init(void) +{ +// dbg(lvl_debug,"enter\n"); + plugin_register_category_graphics("qt5", graphics_qt5_new); + qt5_event_init(); +} |