Kurt Jungs Auslieferungszustand

makefont/doc.go

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+/*
+ * Copyright (c) 2013 Kurt Jung
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+/*
+Command makefont generates a font definition file.
+
+This utility is used to generate a font definition file that allows TrueType
+and Type1 fonts to be used in PDFs produced with the fpdf package.
+*/
+package main

makefont/makefont.go

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+package main
+
+import (
+	"flag"
+	"fmt"
+	"github.com/jung-kurt/gofpdf"
+	"os"
+)
+
+func errPrintf(fmtStr string, args ...interface{}) {
+	fmt.Fprintf(os.Stderr, fmtStr, args...)
+}
+
+func showHelp() {
+	errPrintf("Usage: %s [options] font_file [font_file...]\n", os.Args[0])
+	flag.PrintDefaults()
+	fmt.Fprintln(os.Stderr, "\n"+
+		"font_file is the name of the TrueType file (extension .ttf), OpenType file\n"+
+		"(extension .otf) or binary Type1 file (extension .pfb) from which to\n"+
+		"generate a definition file. If an OpenType file is specified, it must be one\n"+
+		"that is based on TrueType outlines, not PostScript outlines; this cannot be\n"+
+		"determined from the file extension alone. If a Type1 file is specified, a\n"+
+		"metric file with the same pathname except with the extension .afm must be\n"+
+		"present.")
+	errPrintf("\nExample: %s --embed --enc=../font/cp1252.map --dst=../font calligra.ttf /opt/font/symbol.pfb\n", os.Args[0])
+}
+
+func tutorialSummary(f *gofpdf.Fpdf, fileStr string) {
+	if f.Ok() {
+		fl, err := os.Create(fileStr)
+		defer fl.Close()
+		if err == nil {
+			f.Output(fl)
+		} else {
+			f.SetError(err)
+		}
+	}
+	if f.Ok() {
+		fmt.Printf("Successfully generated %s\n", fileStr)
+	} else {
+		errPrintf("%s\n", f.Error())
+	}
+}
+
+func main() {
+	var dstDirStr, encodingFileStr string
+	var err error
+	var help, embed bool
+	flag.StringVar(&dstDirStr, "dst", ".", "directory for output files (*.z, *.json)")
+	flag.StringVar(&encodingFileStr, "enc", "cp1252.map", "code page file")
+	flag.BoolVar(&embed, "embed", false, "embed font into PDF")
+	flag.BoolVar(&help, "help", false, "command line usage")
+	flag.Parse()
+	if help {
+		showHelp()
+	} else {
+		args := flag.Args()
+		if len(args) > 0 {
+			for _, fileStr := range args {
+				err = gofpdf.MakeFont(fileStr, encodingFileStr, dstDirStr, os.Stderr, embed)
+				if err != nil {
+					errPrintf("%s\n", err)
+				}
+				// errPrintf("Font file [%s], Encoding file [%s], Embed [%v]\n", fileStr, encodingFileStr, embed)
+			}
+		} else {
+			errPrintf("At least one Type1 or TrueType font must be specified\n")
+			showHelp()
+		}
+	}
+}

makefont/makefont_test.go

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+package main
+
+import (
+	"os/exec"
+	"strings"
+	"testing"
+)
+
+func TestMakefont(t *testing.T) {
+	var out []byte
+	var err error
+	const expect = "Font definition file successfully generated"
+	// Make sure makefont utility has been built before generating font definition file
+	err = exec.Command("go", "build").Run()
+	if err != nil {
+		t.Fatal(err)
+	}
+	out, err = exec.Command("./makefont", "--dst=../font", "--embed",
+		"--enc=../font/cp1252.map", "../font/calligra.ttf").CombinedOutput()
+	if err != nil {
+		t.Fatal(err)
+	}
+	if !strings.Contains(string(out), expect) {
+		t.Fatalf("Unexpected output from makefont")
+	}
+}