From d196fe0d713a82945a1427a9f77be39a90087467 Mon Sep 17 00:00:00 2001
From: Joop Kiefte <ikojba@gmail.com>
Date: Tue, 24 Nov 2020 20:28:05 +0200
Subject: Add inline markup support

---
 go.mod         |  1 +
 go.sum         |  3 +++
 pdf/create.go  | 34 +++++++++++++++++++++++++---------
 rules/rules.go | 28 ++++++++++++++--------------
 4 files changed, 43 insertions(+), 23 deletions(-)

diff --git a/go.mod b/go.mod
index 7ed2601..10d03e1 100644
--- a/go.mod
+++ b/go.mod
@@ -5,6 +5,7 @@ require (
 	github.com/go-bindata/go-bindata v3.1.2+incompatible // indirect
 	github.com/jung-kurt/gofpdf v1.0.0
 	github.com/phpdave11/gofpdf v1.4.2
+	github.com/russross/blackfriday v1.5.2
 )
 
 go 1.13
diff --git a/go.sum b/go.sum
index 03e7e76..9ee4a80 100644
--- a/go.sum
+++ b/go.sum
@@ -13,6 +13,9 @@ github.com/phpdave11/gofpdi v1.0.12/go.mod h1:vBmVV0Do6hSBHC8uKUQ71JGW+ZGQq74llk
 github.com/pkg/errors v0.8.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
 github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
+github.com/russross/blackfriday v1.5.2 h1:HyvC0ARfnZBqnXwABFeSZHpKvJHJJfPz81GNueLj0oo=
+github.com/russross/blackfriday v1.5.2/go.mod h1:JO/DiYxRf+HjHt06OyowR9PTA263kcR/rfWxYHBV53g=
+github.com/russross/blackfriday v1.6.0-pre.1 h1:APCbYYLyOoAWCgZNdHFH3o9uon5Z+N7gp6pThPjuvwI=
 github.com/ruudk/golang-pdf417 v0.0.0-20181029194003-1af4ab5afa58/go.mod h1:6lfFZQK844Gfx8o5WFuvpxWRwnSoipWe/p622j1v06w=
 github.com/stretchr/testify v1.2.2/go.mod h1:a8OnRcib4nhh0OaRAV+Yts87kKdq0PP7pXfy6kDkUVs=
 golang.org/x/image v0.0.0-20190910094157-69e4b8554b2a/go.mod h1:FeLwcggjj3mMvU+oOTbSwawSJRM1uh48EjtB4UJZlP0=
diff --git a/pdf/create.go b/pdf/create.go
index 639b78c..c4450a7 100644
--- a/pdf/create.go
+++ b/pdf/create.go
@@ -8,6 +8,7 @@ import (
 
 	"strconv"
 	"strings"
+	"regexp"
 	"github.com/phpdave11/gofpdf"
 )
 
@@ -21,10 +22,6 @@ func (t Tree) pr(a string, text string) {
 	line(t.PDF, t.Rules.Get(a), t.Rules.Get(a).Prefix+text+t.Rules.Get(a).Postfix)
 }
 
-func pagenumber() {
-
-}
-
 func (t Tree) Render() {
 	var block string
 	var lastsection int
@@ -34,8 +31,8 @@ func (t Tree) Render() {
 			block = ""
 			t.PDF.AddPage()
 			t.PDF.SetHeaderFuncMode(func() {
-				t.PDF.SetY(0.5)
-				t.PDF.SetX(-1)
+				t.PDF.SetFont("CourierPrime", "", 12)
+				t.PDF.SetXY(-1, 0.5)
 				t.PDF.Cell(0, 0, strconv.Itoa(t.PDF.PageNo()-1)+".")
 			}, true)
 			continue
@@ -74,11 +71,30 @@ func (t Tree) Render() {
 	}
 }
 
+var (
+	bolditalic = regexp.MustCompile("\\*{3}([^\\*\n]+)\\*{3}")
+	bold = regexp.MustCompile("\\*{2}([^\\*\n]+)\\*{2}")
+	italic = regexp.MustCompile("\\*{1}([^\\*\n]+)\\*{1}")
+	underline = regexp.MustCompile("_{1}([^\\*\n]+)_{1}")
+)
+
 func line(pdf *gofpdf.Fpdf, format rules.Format, text string) {
+	if format.Align == "C" {
+		text = "<center>"+text+"</center>"
+	}
 	pdf.SetFont(format.Font, format.Style, format.Size)
-	pdf.SetX(format.Left)
-	pdf.MultiCell(format.Width, 0.165, text, "", format.Align, false)
-	// TODO: create liner to do away with multicell and add inline markup support
+	pdf.SetX(0)
+	pdf.SetLeftMargin(format.Left)
+	pdf.SetRightMargin(format.Right)
+
+	text = bolditalic.ReplaceAllString(text, "<b><i>$1</i></b>")
+	text = bold.ReplaceAllString(text, "<b>$1</b>")
+	text = italic.ReplaceAllString(text, "<i>$1</i>")
+	text = underline.ReplaceAllString(text, "<u>$1</u>")
+
+	html := pdf.HTMLBasicNew()
+	html.Write(0.165, text)
+	pdf.SetY(pdf.GetY()+0.165)
 }
 
 func Create(file string, format rules.Set, contents lex.Screenplay) {
diff --git a/rules/rules.go b/rules/rules.go
index 67db125..ee84dbb 100644
--- a/rules/rules.go
+++ b/rules/rules.go
@@ -2,7 +2,7 @@
 package rules
 
 type Format struct {
-	Width   float64
+	Right   float64
 	Left    float64
 	Font    string
 	Style   string
@@ -36,59 +36,59 @@ func (s Set) Get(action string) (f Format) {
 var Default = Set{
 	"action": {
 		Left:  1.5,
-		Width: 6,
+		Right: 1,
 	},
 	"speaker": {
 		Left:  3.7,
-		Width: 6.5-3.7,
+		Right: 1.5,
 	},
 	"dialog": {
 		Left:  2.5,
-		Width: 6.5-2.5,
+		Right: 1.5,
 	},
 	"scene": {
 		Left:  1.5,
-		Width: 6,
+		Right: 1,
 		Style: "b",
 	},
 	"paren": {
 		Left:  3.1,
-		Width: 6.5-3.1,
+		Right: 1.5,
 	},
 	"trans": {
 		Left:  1.5,
-		Width: 6,
+		Right: 1,
 		Align: "R",
 	},
 	"note": {
 		Left:  1.5,
-		Width: 6,
+		Right: 1,
 	},
 	"allcaps": {
 		Left:  1.5,
-		Width: 6,
+		Right: 1,
 	},
 	"empty": {
 		Left:  1.5,
-		Width: 6,
+		Right: 1,
 	},
 	"title": {
 		Left:  1.5,
-		Width: 6,
+		Right: 1,
 		Align: "C",
 	},
 	"meta": {
 		Left:  1.5,
-		Width: 6,
+		Right: 1,
 	},
 	"center": {
 		Left:  1.5,
-		Width: 6,
+		Right: 1,
 		Align: "C",
 	},
 	"lyrics": {
 		Left:  2,
-		Width: 5,
+		Right: 2,
 		Style: "i",
 		Font:  "Helvetica",
 	},
-- 
cgit v1.2.3-70-g09d2