// Test restricting a "preferred" font's usage to a particular range.
// If two fonts each implement both of two ranges, but one font is superior for
// one range and the other font is superior for the other range, the first font
// can be restricted to only specified ranges.
func TestNewRichText_ChineseAndEnglish_ranges(t *testing.T) {
st := SuperTest{t}
fc, err := ttf_fonts.New("/Library/Fonts/*.ttf")
if err != nil {
t.Fatal(err)
}
cjk, err := ttf.NewCodepointRangeSet("CJK Unified Ideographs")
if err != nil {
t.Fatal(err)
}
stFangsong, err := font.New("STFangsong", options.Options{"ranges": cjk}, font.FontSources{fc})
if err != nil {
t.Fatal(err)
}
arial, err := font.New("Arial", options.Options{}, font.FontSources{fc})
if err != nil {
t.Fatal(err)
}
fonts := []*font.Font{stFangsong, arial}
rt, err := New("所有测abc", fonts, 10, options.Options{})
if err != nil {
t.Fatal(err)
}
st.Must(len(rt.pieces) == 2, "Expecting 2 pieces.")
st.Equal("所有测", rt.pieces[0].Text)
st.Equal(10.0, rt.pieces[0].FontSize)
st.Equal("abc", rt.pieces[1].Text)
st.Equal(10.0, rt.pieces[1].FontSize)
st.Equal(fonts[0], rt.pieces[0].Font, "Should be tagged with STFangsong font.")
st.Equal(fonts[1], rt.pieces[1].Font, "Should be tagged with Arial font.")
}
func main() {
f, err := os.Create(name)
if err != nil {
panic(err)
}
doc := pdf.NewDocWriter()
ttfc, err := ttf_fonts.New("/Library/Fonts/*.ttf")
if err != nil {
panic(err)
}
doc.AddFontSource(ttfc)
doc.SetUnits("in")
doc.NewPage()
doc.MoveTo(1, 1)
doc.SetFont("Courier New", 12, options.Options{})
doc.SetUnderline(true)
doc.Print("Rich Text\n\n")
doc.SetUnderline(false)
doc.SetLineSpacing(1.2)
lines := []*rich_text.RichText{
makeRtLine(doc, line1),
makeRtLine(doc, line2),
makeRtLine(doc, line3),
makeRtLine(doc, line4),
makeRtLine(doc, line5),
makeRtLine(doc, line6),
}
doc.PrintParagraph(lines)
doc.WriteTo(f)
f.Close()
exec.Command("open", name).Start()
}
func TestPageWriter_flushText(t *testing.T) {
fc, err := ttf_fonts.New("/Library/Fonts/*.ttf")
if err != nil {
t.Fatal(err)
}
dw := NewDocWriter()
dw.AddFontSource(fc)
pw := dw.NewPage()
pw.SetFont("Arial", 12, options.Options{})
pw.Print("Hello")
pw.Print(", World!")
pw.flushText()
expectS(t, "BT\n/F0 12 Tf\n(Hello, World!) Tj\n", pw.stream.String())
}
func NewDocWriter() *DocWriter {
dw := pdf.NewDocWriter()
ttFonts, err := ttf_fonts.New("/Library/Fonts/*.ttf")
if err != nil {
panic(err)
}
dw.AddFontSource(ttFonts)
afmFonts, err := afm_fonts.New("../afm/data/fonts/*.afm")
if err != nil {
panic(err)
}
dw.AddFontSource(afmFonts)
return &DocWriter{dw}
}
func TestPageWriter_Write(t *testing.T) {
dw := NewDocWriter()
pw := newPageWriter(dw, options.Options{})
fc, err := ttf_fonts.New("/Library/Fonts/*.ttf")
if err != nil {
t.Fatal(err)
}
dw.AddFontSource(fc)
pw.SetFont("Arial", 12, options.Options{})
check(t, pw.line == nil, "line should start out nil")
fmt.Fprint(pw, "Hello")
check(t, pw.line != nil, "line should no longer be nil")
expectS(t, "Hello", pw.line.String())
fmt.Fprint(pw, ", World!")
expectS(t, "Hello, World!", pw.line.String())
}
func TestPageWriter_FontStyle(t *testing.T) {
dw := NewDocWriter()
ttfc, err := ttf_fonts.New("/Library/Fonts/*.ttf")
if err != nil {
t.Fatal(err)
}
dw.AddFontSource(ttfc)
afmfc, err := afm_fonts.New("../afm/data/fonts/*.afm")
if err != nil {
t.Fatal(err)
}
dw.AddFontSource(afmfc)
pw := dw.NewPage()
check(t, pw.Fonts() == nil, "Page font list should be empty by default")
check(t, pw.FontStyle() == "", "Should default to empty string")
prev, err := pw.SetFontStyle("Italic")
expectS(t, "No current font to apply style Italic to.", err.Error())
check(t, prev == "", "Should return empty string when no font is set")
_, err = pw.AddFont("Arial", options.Options{})
check(t, err == nil, "Failed to add Arial")
_, err = pw.AddFont("Helvetica", options.Options{})
check(t, err == nil, "Failed to add Helvetica")
fonts := pw.Fonts()
checkFatal(t, len(fonts) == 2, "length of fonts should be 2")
expectS(t, "", fonts[0].Style())
expectS(t, "", fonts[1].Style())
prev, err = pw.SetFontStyle("Italic")
check(t, err == nil, "Error setting style to Italic.")
check(t, pw.FontStyle() == "Italic", "FontStyle should now be Italic")
fonts = pw.Fonts()
checkFatal(t, len(fonts) == 2, "length of fonts should be 2")
expectS(t, "Italic", fonts[0].Style())
expectS(t, "Italic", fonts[1].Style())
}
func TestPageWriter_SetFont(t *testing.T) {
dw := NewDocWriter()
fc, err := ttf_fonts.New("/Library/Fonts/*.ttf")
if err != nil {
t.Fatal(err)
}
dw.AddFontSource(fc)
pw := dw.NewPage()
check(t, pw.Fonts() == nil, "Page font list should be empty by default")
fonts, _ := pw.SetFont("Arial", 12, options.Options{"color": green})
checkFatal(t, len(fonts) == 1, "length of fonts should be 1")
expectS(t, "Arial", fonts[0].Family())
check(t, pw.FontColor() == green, "FontColor should now be green")
expectF(t, 12, pw.FontSize())
expectF(t, 1.0, fonts[0].RelativeSize)
check(t, fonts[0] == pw.Fonts()[0], "SetFont should return new font list")
check(t, fonts[0] == dw.Fonts()[0], "SetFont changes to font list should be global")
}