Implement DefineFontInfo tag
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56f8376cd8
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34
src/read.rs
34
src/read.rs
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@ -474,6 +474,7 @@ impl<R: Read> Reader<R> {
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}))
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},
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Some(TagCode::DefineFont) => try!(tag_reader.read_define_font()),
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Some(TagCode::DefineFontInfo) => tag_reader.read_define_font_info()?,
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Some(TagCode::DefineShape) => try!(tag_reader.read_define_shape(1)),
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Some(TagCode::DefineShape2) => try!(tag_reader.read_define_shape(2)),
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Some(TagCode::DefineShape3) => try!(tag_reader.read_define_shape(3)),
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@ -896,6 +897,39 @@ impl<R: Read> Reader<R> {
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)))
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}
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fn read_define_font_info(&mut self) -> Result<Tag> {
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let id = self.read_u16()?;
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let font_name_len = self.read_u8()?;
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let mut font_name = String::with_capacity(font_name_len as usize);
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self.input.by_ref().take(font_name_len as u64).read_to_string(&mut font_name)?;
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let flags = self.read_u8()?;
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let use_wide_codes = flags & 0b1 != 0;
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let mut code_table = vec![];
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if use_wide_codes {
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while let Ok(code) = self.read_u16() {
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code_table.push(code);
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}
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} else {
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while let Ok(code) = self.read_u8() {
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code_table.push(code as u16);
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}
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}
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// SWF19 has ANSI and Shift-JIS backwards?
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Ok(Tag::DefineFontInfo(Box::new(FontInfo {
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id: id,
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name: font_name,
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is_small_text: flags & 0b100000 != 0,
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is_ansi: flags & 0b10000 != 0,
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is_shift_jis: flags & 0b1000 != 0,
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is_italic: flags & 0b100 != 0,
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is_bold: flags & 0b10 != 0,
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code_table: code_table,
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})))
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}
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fn read_define_shape(&mut self, version: u8) -> Result<Tag> {
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let id = try!(self.read_u16());
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let shape_bounds = try!(self.read_rectangle());
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@ -265,6 +265,21 @@ pub fn tag_tests() -> Vec<TagTestData> { vec![
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read_tag_bytes_from_file("tests/swfs/DefineFont-MX.swf", TagCode::DefineFont)
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),
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(
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1,
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Tag::DefineFontInfo(Box::new(FontInfo {
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id: 1,
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name: "Verdana".to_string(),
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is_small_text: false,
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is_ansi: true,
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is_shift_jis: false,
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is_italic: false,
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is_bold: false,
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code_table: vec![45, 95],
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})),
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read_tag_bytes_from_file("tests/swfs/DefineFont-MX.swf", TagCode::DefineFontInfo)
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),
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(
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8,
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Tag::DefineScalingGrid {
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13
src/types.rs
13
src/types.rs
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@ -300,6 +300,7 @@ pub enum Tag {
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DefineButtonColorTransform { id: CharacterId, color_transforms: Vec<ColorTransform> },
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DefineButtonSound(Box<ButtonSounds>),
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DefineFont(Box<Font>),
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DefineFontInfo(Box<FontInfo>),
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DefineScalingGrid { id: CharacterId, splitter_rect: Rectangle },
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DefineShape(Shape),
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DefineSound(Box<Sound>),
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@ -611,4 +612,16 @@ pub struct Font {
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pub glyphs: Vec<Glyph>,
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}
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#[derive(Clone, Debug, PartialEq)]
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pub struct FontInfo {
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pub id: CharacterId,
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pub name: String,
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pub is_small_text: bool,
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pub is_shift_jis: bool,
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pub is_ansi: bool,
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pub is_bold: bool,
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pub is_italic: bool,
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pub code_table: Vec<u16>,
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}
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type Glyph = Vec<ShapeRecord>;
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30
src/write.rs
30
src/write.rs
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@ -508,6 +508,36 @@ impl<W: Write> Writer<W> {
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self.output.write_all(&buf)?;
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},
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&Tag::DefineFontInfo(ref font_info) => {
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let use_wide_codes = self.version >= 6;
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let len = font_info.name.len() +
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if use_wide_codes { 2 } else { 1 } * font_info.code_table.len() +
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4;
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self.write_tag_header(TagCode::DefineFontInfo, len as u32)?;
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self.write_u16(font_info.id)?;
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// SWF19 has ANSI and Shift-JIS backwards?
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self.write_u8(font_info.name.len() as u8)?;
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self.output.write_all(font_info.name.as_bytes())?;
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self.write_u8(
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if font_info.is_small_text { 0b100000 } else { 0 } |
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if font_info.is_ansi { 0b10000 } else { 0 } |
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if font_info.is_shift_jis { 0b1000 } else { 0 } |
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if font_info.is_italic { 0b100 } else { 0 } |
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if font_info.is_bold { 0b10 } else { 0 } |
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if use_wide_codes { 0b1 } else { 0 }
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)?;
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for &code in &font_info.code_table {
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if use_wide_codes {
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self.write_u16(code)?;
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} else {
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self.write_u8(code as u8)?;
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}
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}
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},
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&Tag::DefineScalingGrid { id, ref splitter_rect } => {
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let mut buf = Vec::new();
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{
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