mirror of https://github.com/bsnes-emu/bsnes.git
82 lines
2.4 KiB
C++
82 lines
2.4 KiB
C++
#if defined(Hiro_Font)
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namespace hiro {
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auto pFont::serif(unsigned size, string style) -> string {
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if(size == 0) size = 8;
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if(style == "") style = "Normal";
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return {"Serif, ", size, ", ", style};
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}
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auto pFont::sans(unsigned size, string style) -> string {
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if(size == 0) size = 8;
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if(style == "") style = "Normal";
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return {"Sans, ", size, ", ", style};
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}
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auto pFont::monospace(unsigned size, string style) -> string {
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if(size == 0) size = 8;
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return {"Liberation Mono, ", size, ", ", style};
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}
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auto pFont::size(string font, string text) -> Size {
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PangoFontDescription* description = create(font);
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Size size = pFont::size(description, text);
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free(description);
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return size;
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}
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auto pFont::create(string description) -> PangoFontDescription* {
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lstring part = description.split<2>(",").strip();
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string family = "Sans";
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unsigned size = 8u;
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bool bold = false;
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bool italic = false;
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if(part[0] != "") family = part[0];
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if(part.size() >= 2) size = decimal(part[1]);
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if(part.size() >= 3) bold = (bool)part[2].find("Bold");
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if(part.size() >= 3) italic = (bool)part[2].find("Italic");
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PangoFontDescription* font = pango_font_description_new();
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pango_font_description_set_family(font, family);
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pango_font_description_set_size(font, size * PANGO_SCALE);
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pango_font_description_set_weight(font, !bold ? PANGO_WEIGHT_NORMAL : PANGO_WEIGHT_BOLD);
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pango_font_description_set_style(font, !italic ? PANGO_STYLE_NORMAL : PANGO_STYLE_OBLIQUE);
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return font;
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}
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auto pFont::free(PangoFontDescription* font) -> void {
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pango_font_description_free(font);
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}
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auto pFont::size(PangoFontDescription* font, string text) -> Size {
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PangoContext* context = gdk_pango_context_get_for_screen(gdk_screen_get_default());
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PangoLayout* layout = pango_layout_new(context);
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pango_layout_set_font_description(layout, font);
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pango_layout_set_text(layout, text, -1);
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int width = 0, height = 0;
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pango_layout_get_pixel_size(layout, &width, &height);
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g_object_unref((gpointer)layout);
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return {width, height};
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}
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auto pFont::setFont(GtkWidget* widget, string font) -> void {
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auto gtkFont = pFont::create(font);
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pFont::setFont(widget, (gpointer)gtkFont);
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pFont::free(gtkFont);
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}
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auto pFont::setFont(GtkWidget* widget, gpointer font) -> void {
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if(font == nullptr) return;
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gtk_widget_modify_font(widget, (PangoFontDescription*)font);
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if(GTK_IS_CONTAINER(widget)) {
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gtk_container_foreach(GTK_CONTAINER(widget), (GtkCallback)pFont::setFont, font);
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}
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}
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}
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#endif
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