void ol_osd_render_paint_text (OlOsdRenderContext *context, cairo_t *cr, const char *text, double xpos, double ypos) { ol_assert (context != NULL); ol_assert (cr != NULL); ol_assert (text != NULL); ol_osd_render_set_text (context, text); int width, height; xpos += context->outline_width / 2.0 + context->blur_radius; ypos += context->outline_width / 2.0 + context->blur_radius; pango_layout_get_pixel_size (context->pango_layout, &width, &height); /* draws the outline of the text */ cairo_move_to (cr, xpos, ypos); cairo_save (cr); pango_cairo_layout_path(cr, context->pango_layout); cairo_set_source_rgb (cr, ol_color_black.r, ol_color_black.g, ol_color_black.b); if (context->outline_width > 0) { cairo_set_line_width (cr, context->outline_width); if (context->blur_radius > 1e-4) { cairo_stroke_preserve (cr); cairo_fill (cr); ol_gussian_blur (cairo_get_target (cr), context->blur_radius); } else { cairo_stroke (cr); } } cairo_restore (cr); cairo_save (cr); cairo_new_path (cr); /* creates the linear pattern */ cairo_pattern_t *pattern = cairo_pattern_create_linear (xpos, ypos, xpos, ypos + height); int i; for (i = 0; i < OL_LINEAR_COLOR_COUNT; i++) { cairo_pattern_add_color_stop_rgb(pattern, context->linear_pos[i], context->linear_colors[i].r, context->linear_colors[i].g, context->linear_colors[i].b); } cairo_set_source (cr, pattern); cairo_set_operator (cr, CAIRO_OPERATOR_OVER); /* draws the text */ cairo_move_to (cr, xpos, ypos); pango_cairo_show_layout (cr, context->pango_layout); cairo_pattern_destroy (pattern); cairo_restore (cr); }
static void gimp_display_shell_canvas_draw_drop_zone (GimpDisplayShell *shell, cairo_t *cr) { cairo_save (cr); gimp_display_shell_draw_background (shell, cr); gimp_cairo_draw_drop_wilber (shell->canvas, cr, shell->blink); cairo_restore (cr); #ifdef GIMP_UNSTABLE { PangoLayout *layout; const gchar *version; gchar *short_hash; gchar *msg; GtkAllocation allocation; gint width; gint height; gdouble scale; layout = gtk_widget_create_pango_layout (shell->canvas, NULL); version = GIMP_GIT_VERSION; short_hash = g_strdup (version + strlen (version) - 7); msg = g_strdup_printf (_("<big>Unstable Development Version</big>\n\n" "<small>commit <tt>%s</tt></small>\n\n" "<small>Please test bugs against " "latest git master branch\n" "before reporting them.</small>"), short_hash); pango_layout_set_markup (layout, msg, -1); g_free (msg); g_free (short_hash); pango_layout_set_alignment (layout, PANGO_ALIGN_CENTER); pango_layout_get_pixel_size (layout, &width, &height); gtk_widget_get_allocation (shell->canvas, &allocation); scale = MIN (((gdouble) allocation.width / 2.0) / (gdouble) width, ((gdouble) allocation.height / 2.0) / (gdouble) height); cairo_move_to (cr, (allocation.width - (width * scale)) / 2, (allocation.height - (height * scale)) / 2); cairo_scale (cr, scale, scale); pango_cairo_show_layout (cr, layout); g_object_unref (layout); } #endif /* GIMP_UNSTABLE */ }
static void karea_get_char_size (GtkWidget *widget, int *width, int *height) { PangoLayout *layout = gtk_widget_create_pango_layout (widget, "\xe6\xb6\x88"); pango_layout_get_pixel_size (layout, width, height); g_object_unref (layout); }
gint rc_ui_scrollable_label_get_width(RCUiScrollableLabel *widget) { RCUiScrollableLabelPrivate *priv; gint width = 0; if(widget==NULL) return 0; priv = RC_UI_SCROLLABLE_LABEL(widget)->priv; if(priv==NULL || priv->layout==NULL) return 0; pango_layout_get_pixel_size(priv->layout, &width, NULL); return width; }
Size pFont::size(PangoFontDescription* font, string text) { PangoContext* context = gdk_pango_context_get_for_screen(gdk_screen_get_default()); PangoLayout* layout = pango_layout_new(context); pango_layout_set_font_description(layout, font); pango_layout_set_text(layout, text, -1); int width = 0, height = 0; pango_layout_get_pixel_size(layout, &width, &height); g_object_unref((gpointer)layout); return {width, height}; }
void tViewer::draw (gint status) { gint x1=0, y1=0, x2, y2, h1, h2; gdk_gc_set_foreground (gc, &color); gint w; pango_layout_get_pixel_size(layout_m,&w,&h2); x2 = (Skin->revise_skim.viewer.w - w /*gdk_string_width (gtk_style_get_font (text_area->style), str2)*/) / 2; //h2 = gdk_string_height (gtk_style_get_font (text_area->style), str2); if (status == 4) { y2 = (Skin->revise_skim.viewer.h - h2) / 2; } else { pango_layout_get_pixel_size(layout_w,&w,&h1); x1 = (Skin->revise_skim.viewer.w - w) / 2; /*x1 = (Skin->revise_skim.viewer.w - gdk_string_width (Skin->text.font, str1)) / 2; h1 = gdk_string_height (Skin->text.font, str1);*/ y1 = (Skin->revise_skim.viewer.h - (h1 + h2 + 10)) / 2 ; y2 = y1 + h1 + 10; } if ((status == 1) || (status == 3)) { gdk_draw_layout(draw_pixmap,gc,x1,y1,layout_w); /*gdk_draw_string (draw_pixmap, Skin->text.font, gc, x1, y1, str1);*/ } if ((status == 2) || (status == 3) || (status == 4)) { gdk_draw_layout(draw_pixmap,gc,x2,y2,layout_m); /*gdk_draw_string (draw_pixmap, gtk_style_get_font (text_area->style), gc, x2, y2, str2);*/ } gtk_widget_queue_draw (text_area); }
void GuiSolidLabelElementRenderer::Render(Rect bounds) { if(cairoContext) { cairo_save(cairoContext); Color color = element->GetColor(); FontProperties font = element->GetFont(); cairo_set_source_rgba(cairoContext, 1.0 * color.r / 255, 1.0 * color.g / 255, 1.0 * color.b / 255, 1.0 * color.a / 255 ); if(element->GetWrapLine()) pango_layout_set_width(layout, bounds.Width() * PANGO_SCALE); pango_cairo_update_layout(cairoContext, layout); int layoutWidth, layoutHeight; int plotX1, plotY1; pango_layout_get_pixel_size( layout, &layoutWidth, &layoutHeight); switch(element->GetHorizontalAlignment()) { case Alignment::Left: plotX1 = bounds.x1; break; case Alignment::Center: plotX1 = bounds.x1 + (bounds.Width() - layoutWidth) / 2; break; case Alignment::Right: plotX1 = bounds.x1 + (bounds.Width() - layoutWidth); break; } switch(element->GetVerticalAlignment()) { case Alignment::Top: plotY1 = bounds.y1; break; case Alignment::Center: plotY1 = bounds.y1 + (bounds.Height() - layoutHeight) / 2; break; case Alignment::Bottom: plotY1 = bounds.y1 + (bounds.Height() - layoutHeight); break; } cairo_move_to(cairoContext, plotX1, plotY1); pango_cairo_layout_path(cairoContext, layout); cairo_fill(cairoContext); cairo_restore(cairoContext); } }
// Notice we don't check here the font. It is supposed to be OK before the call. void wxTextMeasure::DoGetTextExtent(const wxString& string, wxCoord *width, wxCoord *height, wxCoord *descent, wxCoord *externalLeading) { if ( !m_context ) { if ( width ) *width = 0; if ( height ) *height = 0; return; } // Set layout's text const wxCharBuffer dataUTF8 = wxGTK_CONV_FONT(string, GetFont()); if ( !dataUTF8 ) { // hardly ideal, but what else can we do if conversion failed? wxLogLastError(wxT("GetTextExtent")); return; } pango_layout_set_text(m_layout, dataUTF8, -1); if ( m_dc ) { // in device units pango_layout_get_pixel_size(m_layout, width, height); } else // win { // the logical rect bounds the ink rect PangoRectangle rect; pango_layout_get_extents(m_layout, NULL, &rect); *width = PANGO_PIXELS(rect.width); *height = PANGO_PIXELS(rect.height); } if (descent) { PangoLayoutIter *iter = pango_layout_get_iter(m_layout); int baseline = pango_layout_iter_get_baseline(iter); pango_layout_iter_free(iter); *descent = *height - PANGO_PIXELS(baseline); } if (externalLeading) { // No support for MSW-like "external leading" in Pango. *externalLeading = 0; } }
static int text_height (PangoLayout *layout, const gchar *text) { int height; pango_layout_set_text (layout, text, -1); pango_layout_get_pixel_size (layout, NULL, &height); return height; }
int cgraphics_widget_font_string_width( widget_t *w, char *text, int chars ) { PangoLayout *layout = gtk_widget_create_pango_layout( w->native, text ); int width, height; pango_layout_get_pixel_size( layout, &width, &height ); g_object_unref( G_OBJECT(layout) ); return width; }
EXPORT int audgui_get_digit_width (GtkWidget * widget) { int width; PangoLayout * layout = gtk_widget_create_pango_layout (widget, "0123456789"); PangoFontDescription * desc = pango_font_description_new (); pango_font_description_set_weight (desc, PANGO_WEIGHT_BOLD); pango_layout_set_font_description (layout, desc); pango_layout_get_pixel_size (layout, & width, NULL); pango_font_description_free (desc); return (width + 9) / 10; }
static gint timeout(gpointer user_data) { GtkWidget *image = user_data; PangoLayout *layout; GdkRectangle area; gint offset_x = 0; if (about_timeout < 0) return FALSE; layout = gtk_widget_create_pango_layout(image, NULL); pango_layout_set_markup(layout, about_text, -1); pango_layout_set_alignment(layout, PANGO_ALIGN_CENTER); pango_layout_set_justify(layout, TRUE); if (about_y <= 0 && about_area_y <= 0) { about_y = image->allocation.width - 80; pango_layout_get_pixel_size(layout, &about_area_x, &about_area_y); if (about_area_x > image->allocation.width) { GdkPixmap *old = pixmap; gtk_widget_set_size_request(image, about_area_x, 200); pixmap = gdk_pixmap_new(image->window, about_area_x, image->allocation.height, -1); gdk_pixmap_unref(old); } } if (image->allocation.width > about_area_x) offset_x = (image->allocation.width - about_area_x) / 2; if (about_y <= 0) about_area_y--; about_y--; area.x = 0; area.y = 0; area.width = image->allocation.width; area.height = image->allocation.height; gdk_draw_rectangle(pixmap, gc, TRUE, 0, 0, image->allocation.width, image->allocation.height); gtk_paint_layout(image->style, pixmap, GTK_WIDGET_STATE(image), FALSE, &area, image, "about", image->allocation.x + offset_x, about_y, layout); gdk_draw_drawable(image->window, gc, pixmap, 0, 0, 0, 0, image->allocation.width, image->allocation.height); g_object_unref(layout); return TRUE; }
// Wyznaczenie obszarów wymaganego do umieszczenia opisow osi. Szerokosci obszarow // sa obliczane na podstawie zgrubnych oszacowan maksymalnych wielkosci etykiet. // Z zalozenia opisy osi pionowej sa z lewej strony, a opisy osi poziomej u dolu. // int t_display_calculate_borders (T_Display *w) { PangoLayout *etykieta, *et_temp ; int et_szer, et_wys ; unsigned int n_labels_x ; // rozmiar opisu osi pionowej et_temp = gtk_widget_create_pango_layout (w->canvas,"-99"); // temperatura pango_layout_get_pixel_size (et_temp, &et_szer, &et_wys) ; w->x_pixel_offset = et_szer + 2*LABEL_MARGIN ; // z lewej strony opisy zawsze poziomo //rozmiar opisu osi poziomej etykieta = gtk_widget_create_pango_layout (w->canvas,"99:99"); // czas pango_layout_get_pixel_size (etykieta, &et_szer, &et_wys) ; // czy trzeba obracac opisy osi poziomej n_labels_x = w->time_range / w->time_step ; if (n_labels_x*(et_szer + LABEL_MARGIN) > t_display_graph_pixel_width(w)) { w->y_pixel_offset = et_szer + 2*LABEL_MARGIN ; // opisy pionowo w->x_labels_vert = TRUE ; } else { w->y_pixel_offset = et_wys + 2*LABEL_MARGIN ; w->x_labels_vert = FALSE ; } ; /*printf ("t_display_calculate_borders: x_offset = %d, y_offset = %d, vertical = ", / w->x_pixel_offset, w->y_pixel_offset) ; if (w->x_labels_vert == TRUE) printf ("TRUE\n") ; else printf ("FALSE\n") ; */ w->y_pixel_offset += w->legend_height ; g_object_unref(etykieta) ; g_object_unref(et_temp) ; return 0 ; } ;
static void ellipsize_layout (PangoLayout *layout, gint width) { PangoLayoutLine *line; PangoLayout *ell; gint h, w, ell_w, x; GString *text; if (width <= 0) { pango_layout_set_text (layout, "", -1); return; } pango_layout_get_pixel_size (layout, &w, &h); if (w <= width) return; /* calculate ellipsis width */ ell = pango_layout_copy (layout); pango_layout_set_text (ell, ELLIPSIS, -1); pango_layout_get_pixel_size (ell, &ell_w, NULL); g_object_unref (ell); if (width < ell_w) { /* not even ellipsis fits, so hide the text */ pango_layout_set_text (layout, "", -1); return; } /* shrink total available width by the width of the ellipsis */ width -= ell_w; line = pango_layout_get_line (layout, 0); text = g_string_new (pango_layout_get_text (layout)); if (pango_layout_line_x_to_index (line, width * PANGO_SCALE, &x, NULL)) { g_string_set_size (text, x); g_string_append (text, ELLIPSIS); pango_layout_set_text (layout, text->str, -1); } g_string_free (text, TRUE); }
gint ygtk_steps_append (YGtkSteps *steps, const gchar *text) { GtkWidget *label = gtk_label_new (text); GdkRGBA black = { 0.0, 0.0, 0.0, 1.0 }; gtk_widget_override_color (label, GTK_STATE_NORMAL, &black); gtk_misc_set_alignment (GTK_MISC (label), 0, 0); int mark_width = 10; pango_layout_get_pixel_size (steps->check_mark_layout, &mark_width, NULL); gtk_misc_set_padding (GTK_MISC (label), mark_width+12, 0); gtk_widget_show (label); gtk_box_pack_start (GTK_BOX (steps), label, FALSE, TRUE, 0); return ygtk_steps_total (steps)-1; }
static PyObject * _pango_layout_get_pixel_size(PyObject *self, PyObject *args) { PangoLayout *layout; int width, height; if (!PyArg_ParseTuple(args, "l", &layout)) return NULL; pango_layout_get_pixel_size(layout, &width, &height); return Py_BuildValue("ii", width, height); }
void LeftMargin::updateTextInfo(GtkTextView *textView) { char str[8]; snprintf(str, sizeof(str), "%d", gtk_text_buffer_get_line_count(gtk_text_view_get_buffer(textView))); pango_layout_set_text(mMarginLayout, str, -1); pango_layout_get_pixel_size(mMarginLayout, &mTextWidth, NULL); int len = strlen(str); if(len > 0) mPixPerChar = mTextWidth / len; else mPixPerChar = 10; }
static int get_font_height(GtkWidget *widget, const char *str) { int width, height; PangoLayout *layout = pango_layout_new (gtk_widget_get_pango_context (widget)); pango_layout_set_text(layout, str, -1); pango_layout_set_font_description(layout, NULL); pango_layout_get_pixel_size (layout, &width, &height); g_object_unref (layout); return height; }
static void mosaic_search_box_size_request (GtkWidget *widget, GtkRequisition *requisition) { PangoLayout *pl = gtk_widget_create_pango_layout (widget, "|"); PangoFontDescription *pfd = pango_font_description_from_string (MOSAIC_BOX (widget)->font); pango_layout_set_font_description (pl, pfd); pango_font_description_free (pfd); int pwidth, pheight; pango_layout_get_pixel_size (pl, &pwidth, &pheight); requisition->width = BOX_DEFAULT_WIDTH; requisition->height = pheight + 10; g_object_unref (pl); }
int go_pango_measure_string (PangoContext *context, const PangoFontDescription *font_desc, const char *str) { PangoLayout *layout = pango_layout_new (context); int width; pango_layout_set_text (layout, str, -1); pango_layout_set_font_description (layout, font_desc); pango_layout_get_pixel_size (layout, &width, NULL); g_object_unref (layout); return width; }
/*! \brief Calculate the bounding box for a string rendered with a widget's default font. Set geo to a rect with 0,0 positioned on the left-hand baseline. \param widget is the pointer to the Widget in question \param text is the text we want to get the dimensions of \param geo is the pointer to PangoRectangle representation of the text dimensions */ G_MODULE_EXPORT void get_geo( GtkWidget *widget, const char *text, PangoRectangle *geo ) { PangoLayout *layout; int width, height; layout = gtk_widget_create_pango_layout( widget, text ); pango_layout_get_pixel_size( layout, &width, &height ); g_object_unref( layout ); /* FIXME ... we left/top to 0 for now. * */ geo->width = width; geo->height = height; }
static gint get_label_width (PangoLayout *layout, GitgRef *ref) { gint w; gchar *smaller = g_strdup_printf("<span size='smaller'>%s</span>", gitg_ref_get_shortname(ref)); pango_layout_set_markup(layout, smaller, -1); pango_layout_get_pixel_size(layout, &w, NULL); g_free(smaller); return w + PADDING * 2; }
static void rewrap_label_to_parent_size(GtkWidget *widget, GtkAllocation *allocation, gpointer data) { GtkLabel *label = GTK_LABEL(widget); PangoLayout *layout = gtk_label_get_layout(label); int lw_old, lh_old; pango_layout_get_pixel_size(layout, &lw_old, &lh_old); /* Already right size? */ if (lw_old == allocation->width) return; /* Rewrap text to new width */ pango_layout_set_width(layout, allocation->width * PANGO_SCALE); /* Did text height change as a result? */ int lh; pango_layout_get_pixel_size(layout, NULL, &lh); if (lh != lh_old) /* yes, resize label height */ gtk_widget_set_size_request(widget, -1, lh); }
GdkPixmap *make_pixmap(GtkScrollbox *self, gchar *value) { GdkWindow *rootwin; PangoLayout *pl; gint width, height, middle; GdkPixmap *pixmap; GtkRequisition widgsize = {0, }; GtkWidget *widget = (GtkWidget *)self; /* If we can't draw yet, don't do anything to avoid screwing things */ if (!GDK_IS_GC(widget->style->bg_gc[0])) return NULL; rootwin = gtk_widget_get_root_window(widget); pl = gtk_widget_create_pango_layout(widget, NULL); pango_layout_set_markup(pl, value, -1); pango_layout_get_pixel_size(pl, &width, &height); pixmap = gdk_pixmap_new(GDK_DRAWABLE(rootwin), width, height, -1); gdk_draw_rectangle(GDK_DRAWABLE(pixmap), widget->style->bg_gc[0], TRUE, 0, 0, width, height); gdk_draw_layout(GDK_DRAWABLE(pixmap), widget->style->fg_gc[0], 0, 0, pl); g_object_unref(pl); gtk_widget_size_request(widget, &widgsize); if (width <= widgsize.width) width = widgsize.width; if (height <= widgsize.height) height = widgsize.height; else self->draw_maxoffset = -height; if (width != widgsize.width || height != widgsize.height) gtk_widget_set_size_request(widget, width, height); middle = width / 2; if (self->draw_maxmiddle < middle) self->draw_maxmiddle = middle; return pixmap; }
static gint calculate_min_number_window_width(GtkWidget *widget) { PangoLayout *layout; gchar *str; gint width, col = 4; str = g_strnfill(col, 0x20); layout = gtk_widget_create_pango_layout(widget, str); g_free (str); pango_layout_get_pixel_size(layout, &width, NULL); g_object_unref(G_OBJECT(layout)); return width; }
static gint make_string (PangoLayout *layout, gint max_width, gchar *buffer, gint buffer_size) { gint utf8len, len, src_len, dots_width, width, height; pango_layout_set_text (layout, "...", -1); pango_layout_get_pixel_size (layout, &dots_width, &height); utf8len = g_utf8_strlen (buffer, -1); len = src_len = strlen (buffer); while (utf8len > 0 && len > 0) { len = g_utf8_offset_to_pointer(buffer, utf8len) - buffer; pango_layout_set_text (layout, buffer, len); pango_layout_get_pixel_size (layout, &width, &height); if (width + dots_width > max_width) { utf8len--; } else { break; } } if (len < src_len && len < buffer_size - 4) { gchar *str = g_utf8_offset_to_pointer (buffer, utf8len); str[0] = '.'; str[1] = '.'; str[2] = '.'; str[3] = '\0'; return len + 3; } else { buffer[buffer_size - 1] = '\0'; return buffer_size; } }
static gboolean about_dialog_anim_expose (GtkWidget *widget, GdkEventExpose *event, GimpAboutDialog *dialog) { GtkStyle *style = gtk_widget_get_style (widget); cairo_t *cr; GtkAllocation allocation; gint x, y; gint width, height; if (! dialog->visible) return FALSE; cr = gdk_cairo_create (event->window); gdk_cairo_set_source_color (cr, &style->text[GTK_STATE_NORMAL]); gtk_widget_get_allocation (widget, &allocation); pango_layout_get_pixel_size (dialog->layout, &width, &height); x = (allocation.width - width) / 2; y = (allocation.height - height) / 2; if (dialog->textrange[1] > 0) { GdkRegion *covered_region; covered_region = gdk_pango_layout_get_clip_region (dialog->layout, x, y, dialog->textrange, 1); gdk_region_intersect (covered_region, event->region); gdk_cairo_region (cr, covered_region); cairo_clip (cr); gdk_region_destroy (covered_region); } cairo_move_to (cr, x, y); pango_cairo_show_layout (cr, dialog->layout); cairo_destroy (cr); return FALSE; }
static int measure_line_height (GtkSourceView *view) { PangoLayout *layout; gint height = 12; layout = gtk_widget_create_pango_layout (GTK_WIDGET (view), "QWERTY"); if (layout) { pango_layout_get_pixel_size (layout, NULL, &height); g_object_unref (layout); } return height - 2; }
static void set_label_size (NautilusZoomControl *zoom_control) { const char *text; PangoLayout *layout; int width; int height; text = gtk_label_get_text (GTK_LABEL (zoom_control->details->zoom_label)); layout = gtk_label_get_layout (GTK_LABEL (zoom_control->details->zoom_label)); pango_layout_set_text (layout, "100%", -1); pango_layout_get_pixel_size (layout, &width, &height); gtk_widget_set_size_request (zoom_control->details->zoom_label, width, height); gtk_label_set_text (GTK_LABEL (zoom_control->details->zoom_label), text); }
int FontHeightWithContextReal(cairo_t* c, PangoFontDescription* fontDesc, int dpi) { int height; PangoContext* pc = pango_cairo_create_context(c); pango_cairo_context_set_resolution(pc, dpi); PangoLayout *layout = pango_layout_new(pc); pango_layout_set_text(layout, "Aygä¸", -1); pango_layout_set_font_description(layout, fontDesc); pango_layout_get_pixel_size(layout, NULL, &height); g_object_unref(layout); g_object_unref(pc); return height; }