void playlist_list_draw_string_wc(PlayList_List *pl, GdkFont *font, gint line, gint width, gchar *text) { GdkWChar *wtext; int len, newlen; /* * Convert the string to a wide character string to avoid * destroying multibyte strings, when converting underscores, * "%20" etc. */ /* * Allocate some extra space, we might extend it by one * character below */ wtext = g_malloc((strlen(text) + 3) * sizeof(GdkWChar)); len = gdk_mbstowcs(wtext, text, strlen(text) + 1); if (len == -1) { /* Conversion failed */ for (len = 0; text[len] != '\0'; len++) wtext[len] = text[len]; } wtext[len] = L'\0'; if (cfg.convert_underscore) { int i; for (i = 0; i < len; i++) if (wtext[i] == L'_') wtext[i] = L' '; } if (cfg.convert_twenty && len > 2) { GdkWChar *wtmp; while ((wtmp = find_in_wstr(wtext, "%20")) != NULL) { GdkWChar *wtmp2 = wtmp + 3; *(wtmp++) = L' '; while (*wtmp2) *(wtmp++) = *(wtmp2++); *wtmp = L'\0'; len -= 2; } } newlen = len + 2; while (gdk_text_width_wc(font, wtext, len) > width && len > 4) { /* * First check if the string gets short enough by * extending it with one character and then convert * three characters to dots. If it's still too long, * remove charaters, one by one. */ len = newlen--; wtext[len - 3] = L'.'; wtext[len - 2] = L'.'; wtext[len - 1] = L'.'; wtext[len] = L'\0'; } gdk_draw_text_wc(pl->pl_widget.parent, font, pl->pl_widget.gc, pl->pl_widget.x, pl->pl_widget.y + line * pl->pl_fheight + font->ascent, wtext, len); g_free(wtext); }
static void gtk_plot_gdk_draw_string (GtkPlotPC *pc, gint tx, gint ty, gint angle, const GdkColor *fg, const GdkColor *bg, gboolean transparent, gint border, gint border_space, gint border_width, gint shadow_width, const gchar *font_name, gint font_height, GtkJustification just, const gchar *text) { GdkBitmap *text_bitmap; GdkPixmap *text_pixmap; GdkBitmap *text_mask; GdkImage *image; GdkGC *gc, *bitmap_gc; GdkColormap *colormap; GdkColor white, black, mask_color; GList *family = NULL; gint y0; gint old_width, old_height; gboolean bold, italic; gint fontsize; gint ascent, descent; gint numf; gint xp = 0, yp = 0; gint width, height; gint x, y; gint i; GdkFont *font, *latin_font, *dfont; GtkPSFont *psfont, *base_psfont, *latin_psfont; gchar subs[2], insert_char; GdkWChar *aux, *wtext, *lastchar = NULL, *xaux; gchar num[4]; if(!GTK_PLOT_GDK(pc)->drawable) return; if(!GTK_PLOT_GDK(pc)->window) return; if(!GTK_PLOT_GDK(pc)->gc) return; if(!text || strlen(text) == 0) return; colormap = gdk_colormap_get_system (); gc = GTK_PLOT_GDK(pc)->gc; if(!gc) return; gtk_plot_text_get_size(text, angle, font_name, font_height, &width, &height, &ascent, &descent); if(height == 0 || width == 0) return; old_width = width; old_height = height; if(angle == 90 || angle == 270) { old_width = height; old_height = width; } gtk_psfont_get_families(&family, &numf); font = gtk_psfont_get_gdkfont(font_name, font_height); base_psfont = psfont = gtk_psfont_get_font(font_name); italic = psfont->italic; bold = psfont->bold; fontsize = font_height; x = 0; y0 = y = ascent; if (psfont->i18n_latinfamily) { latin_psfont = gtk_psfont_find_by_family(psfont->i18n_latinfamily, italic, bold); latin_font = gtk_psfont_get_gdkfont(latin_psfont->psname, fontsize); } else { latin_psfont = NULL; latin_font = NULL; } i = strlen(text) + 2; aux = wtext = g_malloc0(sizeof(GdkWChar) * i); gdk_mbstowcs(wtext, text, i - 1); /* initializing text bitmap - ajd */ text_bitmap = gdk_pixmap_new(GTK_PLOT_GDK(pc)->window, old_width, old_height, 1); bitmap_gc = gdk_gc_new(text_bitmap); gdk_color_white (colormap, &white); gdk_gc_set_foreground(bitmap_gc, &white); gdk_draw_rectangle(text_bitmap, bitmap_gc, TRUE, 0, 0, -1, -1); gdk_color_black (colormap, &black); gdk_gc_set_foreground(bitmap_gc, &black); while(aux && *aux != '\0' && *aux != '\n'){ if(*aux == '\\'){ aux++; switch(*aux){ case '0': case '1': case '2': case '3': case '4': case '5': case '6': case '7': case '9': psfont = gtk_psfont_find_by_family((gchar *)g_list_nth_data(family, *aux-'0'), italic, bold); gdk_font_unref(font); font = gtk_psfont_get_gdkfont(psfont->psname, fontsize); if (latin_font) { gdk_font_unref(latin_font); latin_font = NULL; } aux++; break; case '8': case 'g': psfont = gtk_psfont_find_by_family("Symbol", italic, bold); gdk_font_unref(font); font = gtk_psfont_get_gdkfont(psfont->psname, fontsize); if (latin_font) { gdk_font_unref(latin_font); latin_font = NULL; } aux++; break; case 'B': bold = TRUE; psfont = gtk_psfont_find_by_family(psfont->family, italic, bold); gdk_font_unref(font); font = gtk_psfont_get_gdkfont(psfont->psname, fontsize); if (latin_font) { gdk_font_unref(latin_font); latin_font = NULL; } if (psfont->i18n_latinfamily) { latin_psfont = gtk_psfont_find_by_family(psfont->i18n_latinfamily, italic, bold); latin_font = gtk_psfont_get_gdkfont(latin_psfont->psname, fontsize); } aux++; break; case 'x': xaux = aux + 1; for (i=0; i<3; i++){ if (xaux[i] >= '0' && xaux[i] <= '9') num[i] = xaux[i]; else break; } if (i < 3){ aux++; break; } num[3] = '\0'; insert_char = (gchar)atoi(num); subs[0] = insert_char; subs[1] = '\0'; /* \xNNN is always outputted with latin fonts. */ dfont = (psfont->i18n_latinfamily != NULL) ? latin_font : font; gdk_draw_string (text_bitmap, dfont, bitmap_gc, x, y, subs); x += gdk_char_width(font, insert_char); aux += 4; lastchar = aux - 1; break; case 'i': italic = TRUE; psfont = gtk_psfont_find_by_family(psfont->family, italic, bold); gdk_font_unref(font); font = gtk_psfont_get_gdkfont(psfont->psname, fontsize); if (latin_font) { gdk_font_unref(latin_font); latin_font = NULL; } if (psfont->i18n_latinfamily) { latin_psfont = gtk_psfont_find_by_family(psfont->i18n_latinfamily, italic, bold); latin_font = gtk_psfont_get_gdkfont(latin_psfont->psname, fontsize); } aux++; break; case 'S': case '^': fontsize = (int)((gdouble)fontsize * 0.6 + 0.5); gdk_font_unref(font); font = gtk_psfont_get_gdkfont(psfont->psname, fontsize); y -= font->ascent; if (latin_font) { gdk_font_unref(latin_font); latin_font = NULL; } if (psfont->i18n_latinfamily) { latin_psfont = gtk_psfont_find_by_family(psfont->i18n_latinfamily, italic, bold); latin_font = gtk_psfont_get_gdkfont(latin_psfont->psname, fontsize); } aux++; break; case 's': case '_': fontsize = (int)((gdouble)fontsize * 0.6 + 0.5); gdk_font_unref(font); font = gtk_psfont_get_gdkfont(psfont->psname, fontsize); y += font->descent; if (latin_font) { gdk_font_unref(latin_font); latin_font = NULL; } if (psfont->i18n_latinfamily) { latin_psfont = gtk_psfont_find_by_family(psfont->i18n_latinfamily, italic, bold); latin_font = gtk_psfont_get_gdkfont(latin_psfont->psname, fontsize); } aux++; break; case '+': fontsize += 3; gdk_font_unref(font); font = gtk_psfont_get_gdkfont(psfont->psname, fontsize); if (latin_font) { gdk_font_unref(latin_font); latin_font = NULL; } if (psfont->i18n_latinfamily) { latin_psfont = gtk_psfont_find_by_family(psfont->i18n_latinfamily, italic, bold); latin_font = gtk_psfont_get_gdkfont(latin_psfont->psname, fontsize); } aux++; break; case '-': fontsize -= 3; gdk_font_unref(font); font = gtk_psfont_get_gdkfont(psfont->psname, fontsize); if (latin_font) { gdk_font_unref(latin_font); latin_font = NULL; } if (psfont->i18n_latinfamily) { latin_psfont = gtk_psfont_find_by_family(psfont->i18n_latinfamily, italic, bold); latin_font = gtk_psfont_get_gdkfont(latin_psfont->psname, fontsize); } aux++; break; case 'N': psfont = base_psfont; gdk_font_unref(font); fontsize = font_height; font = gtk_psfont_get_gdkfont(psfont->psname, fontsize); y = y0; italic = psfont->italic; bold = psfont->bold; if (latin_font) { gdk_font_unref(latin_font); latin_font = NULL; } if (psfont->i18n_latinfamily) { latin_psfont = gtk_psfont_find_by_family(psfont->i18n_latinfamily, italic, bold); latin_font = gtk_psfont_get_gdkfont(latin_psfont->psname, fontsize); } aux++; break; case 'b': if (lastchar) { gtk_psfont_get_char_size(psfont, font, latin_font, *lastchar, &i, NULL, NULL); x -= i; if (lastchar == wtext) lastchar = NULL; else lastchar--; } else { gtk_psfont_get_char_size(psfont, font, latin_font, 'X', &i, NULL, NULL); x -= i; } aux++; break; default: if(aux && *aux != '\0' && *aux !='\n'){ x += drawstring(pc, text_bitmap, bitmap_gc, &black, &white, x, y, psfont, font, latin_font, *aux); lastchar = aux; aux++; } break; } } else { if(aux && *aux != '\0' && *aux !='\n'){ x += drawstring(pc, text_bitmap, bitmap_gc, &black, &white, x, y, psfont, font, latin_font, *aux); lastchar = aux; aux++; } } } g_free(wtext); /* initializing clip mask bitmap - ajd */ text_mask = gdk_pixmap_new(GTK_PLOT_GDK(pc)->window, width, height, 1); mask_color = white; mask_color.pixel = 0; gdk_gc_set_foreground(bitmap_gc, &mask_color); gdk_draw_rectangle(text_mask, bitmap_gc, TRUE, 0, 0, -1, -1); mask_color = black; mask_color.pixel = 1; gdk_gc_set_foreground(bitmap_gc, &mask_color); /* performing text rotation and saving it onto clip mask bitmap - ajd */ image = gdk_image_get(text_bitmap, 0, 0, old_width, old_height); for(y = 0; y < old_height; y++) for(x = 0; x < old_width; x++) { if( black.pixel == gdk_image_get_pixel(image, x, y) ){ switch(angle){ case 0: xp = x; yp = y; break; case 90: xp = y; yp = old_width - x; break; case 180: xp = old_width - x; yp = old_height - y; break; case 270: xp = old_height - y; yp = x; break; } gdk_draw_point(text_mask, bitmap_gc, xp, yp); } } gdk_image_destroy(image); /* initializing text pixmap - ajd */ text_pixmap = gdk_pixmap_new(GTK_PLOT_GDK(pc)->window, width, height, -1); gdk_gc_set_foreground(gc, (GdkColor *) bg); gdk_draw_rectangle(text_pixmap, gc, TRUE, 0, 0, -1, -1); gdk_gc_set_foreground(gc, (GdkColor *) fg); /* copying clip mask bitmap onto text pixmap - ajd */ gdk_gc_set_clip_mask(gc, text_mask); gdk_gc_set_clip_origin(gc, 0, 0); gdk_draw_rectangle(text_pixmap, gc, TRUE, 0, 0, -1, -1); gdk_gc_set_clip_mask(gc, NULL); gtk_plot_text_get_area(text, angle, just, font_name, font_height, &x, &y, &width, &height); tx += x; ty += y; if(transparent){ gdk_gc_set_clip_mask (gc, text_mask); gdk_gc_set_clip_origin (gc, tx, ty); } else { gdk_gc_set_foreground(gc, (GdkColor *) bg); gtk_plot_pc_draw_rectangle(pc, TRUE, tx - border_space, ty - border_space, width + 2*border_space, height + 2*border_space); } gdk_draw_pixmap(GTK_PLOT_GDK(pc)->drawable, gc, text_pixmap, 0, 0, tx, ty, -1, -1); gdk_gc_set_clip_mask(gc, NULL); gdk_pixmap_unref(text_pixmap); gdk_bitmap_unref(text_mask); gdk_font_unref(font); if (latin_font) gdk_font_unref(latin_font); gdk_gc_unref(bitmap_gc); gdk_pixmap_unref(text_bitmap); /* border */ gdk_gc_set_foreground(gc, (GdkColor *) fg); gtk_plot_pc_set_dash(pc, 0, NULL, 0); gtk_plot_pc_set_lineattr(pc, border_width, 0, 0, 0); switch(border){ case GTK_PLOT_BORDER_SHADOW: gtk_plot_pc_draw_rectangle(pc, TRUE, tx - border_space + shadow_width, ty + height + border_space, width + 2 * border_space, shadow_width); gtk_plot_pc_draw_rectangle(pc, TRUE, tx + width + border_space, ty - border_space + shadow_width, shadow_width, height + 2 * border_space); case GTK_PLOT_BORDER_LINE: gtk_plot_pc_draw_rectangle(pc, FALSE, tx - border_space, ty - border_space, width + 2*border_space, height + 2*border_space); case GTK_PLOT_BORDER_NONE: default: break; } return; }