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https://github.com/RGBCube/serenity
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Load the default font from disk in the kernel as well.
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parent
abe3f515b1
commit
5751063c63
2 changed files with 17 additions and 1059 deletions
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@ -1,10 +1,13 @@
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#include "Font.h"
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#include "Peanut8x10.h"
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#include "Liza8x10.h"
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#include <AK/kmalloc.h>
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#include <AK/BufferStream.h>
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#include <AK/StdLibExtras.h>
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#ifdef KERNEL
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#include <Kernel/FileDescriptor.h>
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#include <Kernel/VirtualFileSystem.h>
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#endif
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#ifdef USERLAND
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#include <LibC/unistd.h>
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#include <LibC/stdio.h>
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@ -13,8 +16,6 @@
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#include <LibC/mman.h>
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#endif
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#define DEFAULT_FONT_NAME Liza8x10
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static const byte error_glyph_width = 8;
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static const byte error_glyph_height = 10;
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static constexpr const char* error_glyph {
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@ -39,13 +40,21 @@ void Font::initialize()
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Font& Font::default_font()
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{
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static const char* default_font_path = "/res/fonts/Liza8x10.font";
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if (!s_default_font) {
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#ifdef USERLAND
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s_default_font = Font::load_from_file("/res/fonts/Liza8x10.font").leak_ref();
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s_default_font = Font::load_from_file(default_font_path).leak_ref();
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ASSERT(s_default_font);
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#else
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s_default_font = adopt(*new Font(DEFAULT_FONT_NAME::name, DEFAULT_FONT_NAME::glyphs, DEFAULT_FONT_NAME::glyph_width, DEFAULT_FONT_NAME::glyph_height, DEFAULT_FONT_NAME::first_glyph, DEFAULT_FONT_NAME::last_glyph)).leak_ref();
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int error;
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auto descriptor = VFS::the().open(default_font_path, error, 0, 0, *VFS::the().root_inode());
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if (!descriptor) {
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kprintf("Failed to open default font (%s)\n", default_font_path);
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ASSERT_NOT_REACHED();
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}
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auto buffer = descriptor->read_entire_file(*current);
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ASSERT(buffer);
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s_default_font = Font::load_from_memory(buffer.pointer()).leak_ref();
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#endif
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}
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return *s_default_font;
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@ -92,7 +101,6 @@ Font::~Font()
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{
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}
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#ifdef USERLAND
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struct FontFileHeader {
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char magic[4];
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byte glyph_width;
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@ -135,6 +143,7 @@ RetainPtr<Font> Font::load_from_memory(const byte* data)
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return adopt(*new Font(String(header.name), new_glyphs, header.glyph_width, header.glyph_height, 0, 255));
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}
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#ifdef USERLAND
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RetainPtr<Font> Font::load_from_file(const String& path)
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{
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int fd = open(path.characters(), O_RDONLY, 0644);
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