flutter_package / dart_pdf

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David PHAM-VAN
709143aa 1 parent 07b32908

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Showing 25 changed files with 321 additions and 210 deletions
@@ -23,3 +23,7 @@ build/ @@ -23,3 +23,7 @@ build/
23 printing/android/local.properties 23 printing/android/local.properties
24 .idea 24 .idea
25 *.iml 25 *.iml
  26 +.flutter-plugins
  27 +printing/*.log
  28 +printing/ios/Flutter
  29 +printing/ios/Runner
  1 + # Copyright (C) 2018, David PHAM-VAN <dev.nfet.net@gmail.com>
  2 + #
  3 + # This library is free software; you can redistribute it and/or
  4 + # modify it under the terms of the GNU Lesser General
  5 + # License as published by the Free Software Foundation; either
  6 + # version 2.1 of the License, or (at your option) any later version.
  7 + #
  8 + # This library is distributed in the hope that it will be useful,
  9 + # but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 + # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  11 + # Lesser General License for more details.
  12 + #
  13 + # You should have received a copy of the GNU Lesser General
  14 + # License along with this library; if not, write to the Free Software
  15 + # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  16 +
  17 + DART_SRC=$(shell find . -name '*.dart')
  18 + CLNG_SRC=$(shell find . -name '*.java' -o -name '*.m' -o -name '*.h')
  19 +
  20 +all: pdf/open-sans.ttf format
  21 +
  22 +pdf/open-sans.ttf:
  23 + curl -L "https://github.com/google/fonts/raw/master/apache/opensans/OpenSans-Regular.ttf" > $@
  24 +
  25 +format: format-dart format-clang
  26 +
  27 +format-dart: $(DART_SRC)
  28 + dartfmt -w $^
  29 +
  30 +format-clang: $(CLNG_SRC)
  31 + clang-format -style=Chromium -i $^
  32 +
  33 +test: pdf/open-sans.ttf
  34 + cd pdf; for TEST in $(shell cd pdf; find test -name '*.dart'); do dart $$TEST; done
  35 + cd printing; flutter test
  36 +
  37 +clean:
  38 + git clean -fdx
  39 +
  40 +.PHONY: test format format-dart format-clang clean
1 # 1.0.4 1 # 1.0.4
2 * Updated homepage 2 * Updated homepage
  3 +* Update source formatting
3 4
4 # 1.0.3 5 # 1.0.3
5 * Remove dependency to ttf_parser 6 * Remove dependency to ttf_parser
@@ -10,13 +10,13 @@ void main() { @@ -10,13 +10,13 @@ void main() {
10 final top = page.pageFormat.height; 10 final top = page.pageFormat.height;
11 11
12 g.setColor(new PDFColor(0.0, 1.0, 1.0)); 12 g.setColor(new PDFColor(0.0, 1.0, 1.0));
13 - g.drawRect(50.0 * PDFPageFormat.MM, top - 80.0 * PDFPageFormat.MM, 100.0 * PDFPageFormat.MM,  
14 - 50.0 * PDFPageFormat.MM); 13 + g.drawRect(50.0 * PDFPageFormat.MM, top - 80.0 * PDFPageFormat.MM,
  14 + 100.0 * PDFPageFormat.MM, 50.0 * PDFPageFormat.MM);
15 g.fillPath(); 15 g.fillPath();
16 16
17 g.setColor(new PDFColor(0.3, 0.3, 0.3)); 17 g.setColor(new PDFColor(0.3, 0.3, 0.3));
18 - g.drawString(  
19 - font, 12.0, "Hello World!", 10.0 * PDFPageFormat.MM, top - 10.0 * PDFPageFormat.MM); 18 + g.drawString(font, 12.0, "Hello World!", 10.0 * PDFPageFormat.MM,
  19 + top - 10.0 * PDFPageFormat.MM);
20 20
21 var file = new File('example.pdf'); 21 var file = new File('example.pdf');
22 file.writeAsBytesSync(pdf.save()); 22 file.writeAsBytesSync(pdf.save());
@@ -91,7 +91,8 @@ class PDFAnnot extends PDFObject { @@ -91,7 +91,8 @@ class PDFAnnot extends PDFObject {
91 /// @param r Right coordinate 91 /// @param r Right coordinate
92 /// @param t Top coordinate 92 /// @param t Top coordinate
93 /// @param s Text for this annotation 93 /// @param s Text for this annotation
94 - factory PDFAnnot.text(PDFPage pdfPage, double l, double b, double r, double t, String s) => 94 + factory PDFAnnot.text(
  95 + PDFPage pdfPage, double l, double b, double r, double t, String s) =>
95 new PDFAnnot(pdfPage, type: "/Text", l: l, b: b, r: r, t: t, s: s); 96 new PDFAnnot(pdfPage, type: "/Text", l: l, b: b, r: r, t: t, s: s);
96 97
97 /// Creates a link annotation 98 /// Creates a link annotation
@@ -106,14 +107,23 @@ class PDFAnnot extends PDFObject { @@ -106,14 +107,23 @@ class PDFAnnot extends PDFObject {
106 /// @param ft Top coordinate 107 /// @param ft Top coordinate
107 /// <br><br>Rectangle describing what part of the page to be displayed 108 /// <br><br>Rectangle describing what part of the page to be displayed
108 /// (must be in User Coordinates) 109 /// (must be in User Coordinates)
109 - factory PDFAnnot.link(  
110 - PDFPage pdfPage, double l, double b, double r, double t, PDFObject dest, 110 + factory PDFAnnot.link(PDFPage pdfPage, double l, double b, double r, double t,
  111 + PDFObject dest,
111 [double fl = FULL_PAGE, 112 [double fl = FULL_PAGE,
112 double fb = FULL_PAGE, 113 double fb = FULL_PAGE,
113 double fr = FULL_PAGE, 114 double fr = FULL_PAGE,
114 double ft = FULL_PAGE]) => 115 double ft = FULL_PAGE]) =>
115 new PDFAnnot(pdfPage, 116 new PDFAnnot(pdfPage,
116 - type: "/Link", l: l, b: b, r: r, t: t, dest: dest, fl: fl, fb: fb, fr: fr, ft: ft); 117 + type: "/Link",
  118 + l: l,
  119 + b: b,
  120 + r: r,
  121 + t: t,
  122 + dest: dest,
  123 + fl: fl,
  124 + fb: fb,
  125 + fr: fr,
  126 + ft: ft);
117 127
118 /// Sets the border for the annotation. By default, no border is defined. 128 /// Sets the border for the annotation. By default, no border is defined.
119 /// 129 ///
@@ -50,6 +50,7 @@ class PDFCatalog extends PDFObject { @@ -50,6 +50,7 @@ class PDFCatalog extends PDFObject {
50 } 50 }
51 51
52 // the /PageMode setting 52 // the /PageMode setting
53 - params["/PageMode"] = PDFStream.string(PDFDocument._PDF_PAGE_MODES[pageMode.index]); 53 + params["/PageMode"] =
  54 + PDFStream.string(PDFDocument._PDF_PAGE_MODES[pageMode.index]);
54 } 55 }
55 } 56 }
@@ -29,8 +29,11 @@ class PDFColor { @@ -29,8 +29,11 @@ class PDFColor {
29 PDFColor(this.r, this.g, this.b, [this.a = 1.0]); 29 PDFColor(this.r, this.g, this.b, [this.a = 1.0]);
30 30
31 factory PDFColor.fromInt(int color) { 31 factory PDFColor.fromInt(int color) {
32 - return new PDFColor((color >> 16 & 0xff) / 255.0, (color >> 8 & 0xff) / 255.0,  
33 - (color & 0xff) / 255.0, (color >> 24 & 0xff) / 255.0); 32 + return new PDFColor(
  33 + (color >> 16 & 0xff) / 255.0,
  34 + (color >> 8 & 0xff) / 255.0,
  35 + (color & 0xff) / 255.0,
  36 + (color >> 24 & 0xff) / 255.0);
34 } 37 }
35 38
36 factory PDFColor.fromHex(String color) { 39 factory PDFColor.fromHex(String color) {
@@ -32,7 +32,8 @@ class PDFFont extends PDFObject { @@ -32,7 +32,8 @@ class PDFFont extends PDFObject {
32 /// @param type The pdf type, ie /Type1 32 /// @param type The pdf type, ie /Type1
33 /// @param font The font name, ie Helvetica 33 /// @param font The font name, ie Helvetica
34 /// @param style The java.awt.Font style, ie: Font.PLAIN 34 /// @param style The java.awt.Font style, ie: Font.PLAIN
35 - PDFFont(PDFDocument pdfDocument, {this.subtype = "/Type1", this.baseFont = "/Helvetica"}) 35 + PDFFont(PDFDocument pdfDocument,
  36 + {this.subtype = "/Type1", this.baseFont = "/Helvetica"})
36 : super(pdfDocument, "/Font") { 37 : super(pdfDocument, "/Font") {
37 pdfDocument.fonts.add(this); 38 pdfDocument.fonts.add(this);
38 } 39 }
@@ -22,7 +22,8 @@ class PDFFontDescriptor extends PDFObject { @@ -22,7 +22,8 @@ class PDFFontDescriptor extends PDFObject {
22 final PDFObjectStream file; 22 final PDFObjectStream file;
23 final PDFTTFFont ttfFont; 23 final PDFTTFFont ttfFont;
24 24
25 - PDFFontDescriptor(this.ttfFont, this.file) : super(ttfFont.pdfDocument, "/FontDescriptor"); 25 + PDFFontDescriptor(this.ttfFont, this.file)
  26 + : super(ttfFont.pdfDocument, "/FontDescriptor");
26 27
27 @override 28 @override
28 void prepare() { 29 void prepare() {
@@ -32,8 +33,12 @@ class PDFFontDescriptor extends PDFObject { @@ -32,8 +33,12 @@ class PDFFontDescriptor extends PDFObject {
32 params["/FontFile2"] = file.ref(); 33 params["/FontFile2"] = file.ref();
33 params["/Flags"] = PDFStream.intNum(32); 34 params["/Flags"] = PDFStream.intNum(32);
34 params["/FontBBox"] = new PDFStream() 35 params["/FontBBox"] = new PDFStream()
35 - ..putStringArray(  
36 - [ttfFont.font.xMin, ttfFont.font.yMin, ttfFont.font.xMax, ttfFont.font.yMax]); 36 + ..putStringArray([
  37 + ttfFont.font.xMin,
  38 + ttfFont.font.yMin,
  39 + ttfFont.font.xMax,
  40 + ttfFont.font.yMax
  41 + ]);
37 params["/Ascent"] = PDFStream.intNum(ttfFont.font.ascent); 42 params["/Ascent"] = PDFStream.intNum(ttfFont.font.ascent);
38 params["/Descent"] = PDFStream.intNum(ttfFont.font.descent); 43 params["/Descent"] = PDFStream.intNum(ttfFont.font.descent);
39 params["/ItalicAngle"] = PDFStream.intNum(0); 44 params["/ItalicAngle"] = PDFStream.intNum(0);
@@ -133,10 +133,14 @@ class PDFGraphics { @@ -133,10 +133,14 @@ class PDFGraphics {
133 // Starting point 133 // Starting point
134 moveTo(x, y - r2); 134 moveTo(x, y - r2);
135 135
136 - buf.putString("${x + m4 * r1} ${y - r2} ${x + r1} ${y - m4 * r2} ${x + r1} $y c\n");  
137 - buf.putString("${x + r1} ${y + m4 * r2} ${x + m4 * r1} ${y + r2} $x ${y + r2} c\n");  
138 - buf.putString("${x - m4 * r1} ${y + r2} ${x - r1} ${y + m4 * r2} ${x - r1} $y c\n");  
139 - buf.putString("${x - r1} ${y - m4 * r2} ${x - m4 * r1} ${y - r2} $x ${y - r2} c\n"); 136 + buf.putString(
  137 + "${x + m4 * r1} ${y - r2} ${x + r1} ${y - m4 * r2} ${x + r1} $y c\n");
  138 + buf.putString(
  139 + "${x + r1} ${y + m4 * r2} ${x + m4 * r1} ${y + r2} $x ${y + r2} c\n");
  140 + buf.putString(
  141 + "${x - m4 * r1} ${y + r2} ${x - r1} ${y + m4 * r2} ${x - r1} $y c\n");
  142 + buf.putString(
  143 + "${x - r1} ${y - m4 * r2} ${x - m4 * r1} ${y - r2} $x ${y - r2} c\n");
140 } 144 }
141 145
142 /// We override Graphics.drawRect as it doesn't join the 4 lines. 146 /// We override Graphics.drawRect as it doesn't join the 4 lines.
@@ -174,7 +178,8 @@ class PDFGraphics { @@ -174,7 +178,8 @@ class PDFGraphics {
174 /// 178 ///
175 /// @param c Color to use 179 /// @param c Color to use
176 void setColor(PDFColor color) { 180 void setColor(PDFColor color) {
177 - buf.putString("${color.r} ${color.g} ${color.b} rg ${color.r} ${color.g} ${color.b} RG\n"); 181 + buf.putString(
  182 + "${color.r} ${color.g} ${color.b} rg ${color.r} ${color.g} ${color.b} RG\n");
178 } 183 }
179 184
180 /// Set the transformation Matrix 185 /// Set the transformation Matrix
@@ -62,7 +62,11 @@ class PDFImage extends PDFXObject { @@ -62,7 +62,11 @@ class PDFImage extends PDFXObject {
62 62
63 if (alphaChannel == false && alpha) { 63 if (alphaChannel == false && alpha) {
64 var _sMask = new PDFImage(pdfDocument, 64 var _sMask = new PDFImage(pdfDocument,
65 - image: image, width: width, height: height, alpha: alpha, alphaChannel: true); 65 + image: image,
  66 + width: width,
  67 + height: height,
  68 + alpha: alpha,
  69 + alphaChannel: true);
66 params["/SMask"] = PDFStream.string("${_sMask.objser} 0 R"); 70 params["/SMask"] = PDFStream.string("${_sMask.objser} 0 R");
67 } 71 }
68 72
@@ -34,7 +34,8 @@ class PDFObject { @@ -34,7 +34,8 @@ class PDFObject {
34 /// This is usually called by extensors to this class, and sets the 34 /// This is usually called by extensors to this class, and sets the
35 /// PDF Object Type 35 /// PDF Object Type
36 /// @param type the PDF Object Type 36 /// @param type the PDF Object Type
37 - PDFObject(this.pdfDocument, [String type]) : objser = pdfDocument._genSerial() { 37 + PDFObject(this.pdfDocument, [String type])
  38 + : objser = pdfDocument._genSerial() {
38 if (type != null) { 39 if (type != null) {
39 params["/Type"] = PDFStream.string(type); 40 params["/Type"] = PDFStream.string(type);
40 } 41 }
@@ -52,7 +52,8 @@ class PDFOutline extends PDFObject { @@ -52,7 +52,8 @@ class PDFOutline extends PDFObject {
52 /// @param b bottom coordinate 52 /// @param b bottom coordinate
53 /// @param r right coordinate 53 /// @param r right coordinate
54 /// @param t top coordinate 54 /// @param t top coordinate
55 - PDFOutline(PDFDocument pdfDocument, {this.title, this.dest, this.l, this.b, this.r, this.t}) 55 + PDFOutline(PDFDocument pdfDocument,
  56 + {this.title, this.dest, this.l, this.b, this.r, this.t})
56 : super(pdfDocument, "/Outlines"); 57 : super(pdfDocument, "/Outlines");
57 58
58 /// This method creates an outline, and attaches it to this one. 59 /// This method creates an outline, and attaches it to this one.
@@ -48,7 +48,8 @@ class PDFPage extends PDFObject { @@ -48,7 +48,8 @@ class PDFPage extends PDFObject {
48 /// @see PageFormat#LANDSCAPE 48 /// @see PageFormat#LANDSCAPE
49 /// @see PageFormat#REVERSE_LANDSCAPE 49 /// @see PageFormat#REVERSE_LANDSCAPE
50 /// @param pageFormat PageFormat describing the page size 50 /// @param pageFormat PageFormat describing the page size
51 - PDFPage(PDFDocument pdfDocument, {this.pageFormat}) : super(pdfDocument, "/Page") { 51 + PDFPage(PDFDocument pdfDocument, {this.pageFormat})
  52 + : super(pdfDocument, "/Page") {
52 pdfDocument.pdfPageList.pages.add(this); 53 pdfDocument.pdfPageList.pages.add(this);
53 if (pageFormat == null) pageFormat = PDFPageFormat.A4; 54 if (pageFormat == null) pageFormat = PDFPageFormat.A4;
54 } 55 }
@@ -125,8 +126,8 @@ class PDFPage extends PDFObject { @@ -125,8 +126,8 @@ class PDFPage extends PDFObject {
125 var xy2 = cxy(x + w, y); 126 var xy2 = cxy(x + w, y);
126 var xy3 = cxy(vx, vy + vh); 127 var xy3 = cxy(vx, vy + vh);
127 var xy4 = cxy(vx + vw, vy); 128 var xy4 = cxy(vx + vw, vy);
128 - PDFAnnot ob =  
129 - new PDFAnnot.link(this, xy1.w, xy1.h, xy2.w, xy2.h, dest, xy3.w, xy3.h, xy4.w, xy4.h); 129 + PDFAnnot ob = new PDFAnnot.link(
  130 + this, xy1.w, xy1.h, xy2.w, xy2.h, dest, xy3.w, xy3.h, xy4.w, xy4.h);
130 return ob; 131 return ob;
131 } 132 }
132 133
@@ -138,7 +139,8 @@ class PDFPage extends PDFObject { @@ -138,7 +139,8 @@ class PDFPage extends PDFObject {
138 /// @param w Width of region 139 /// @param w Width of region
139 /// @param h Height coordinate of region 140 /// @param h Height coordinate of region
140 /// @return PDFOutline object created, for addSubOutline if required. 141 /// @return PDFOutline object created, for addSubOutline if required.
141 - PDFOutline addOutline(String title, {double x, double y, double w, double h}) { 142 + PDFOutline addOutline(String title,
  143 + {double x, double y, double w, double h}) {
142 PDFPoint xy1 = cxy(x, y + h); 144 PDFPoint xy1 = cxy(x, y + h);
143 PDFPoint xy2 = cxy(x + w, y); 145 PDFPoint xy2 = cxy(x + w, y);
144 PDFOutline outline = new PDFOutline(pdfDocument, 146 PDFOutline outline = new PDFOutline(pdfDocument,
@@ -107,7 +107,8 @@ class PDFStream { @@ -107,7 +107,8 @@ class PDFStream {
107 putString("[" + values.join(" ") + "]"); 107 putString("[" + values.join(" ") + "]");
108 } 108 }
109 109
110 - static PDFStream array(List<PDFStream> values) => new PDFStream()..putArray(values); 110 + static PDFStream array(List<PDFStream> values) =>
  111 + new PDFStream()..putArray(values);
111 112
112 void putDictionary(Map<String, PDFStream> values) { 113 void putDictionary(Map<String, PDFStream> values) {
113 putString("<< "); 114 putString("<< ");
@@ -86,8 +86,8 @@ class TTFParser { @@ -86,8 +86,8 @@ class TTFParser {
86 int offset = bytes.getUint16(pos + 10); 86 int offset = bytes.getUint16(pos + 10);
87 pos += 12; 87 pos += 12;
88 if (platformID == 1 && nameID == 6) { 88 if (platformID == 1 && nameID == 6) {
89 - _fontName = utf8  
90 - .decode(bytes.buffer.asUint8List(basePosition + stringOffset + offset, length)); 89 + _fontName = utf8.decode(bytes.buffer
  90 + .asUint8List(basePosition + stringOffset + offset, length));
91 } 91 }
92 } 92 }
93 } 93 }
@@ -164,7 +164,8 @@ class TTFParser { @@ -164,7 +164,8 @@ class TTFParser {
164 if (idRangeOffset == 0) { 164 if (idRangeOffset == 0) {
165 glyphIndex = (idDelta + c) % 65536; 165 glyphIndex = (idDelta + c) % 65536;
166 } else { 166 } else {
167 - final glyphIndexAddress = idRangeOffset + 2 * (c - startCode) + idRangeOffsetAddress; 167 + final glyphIndexAddress =
  168 + idRangeOffset + 2 * (c - startCode) + idRangeOffsetAddress;
168 glyphIndex = bytes.getUint16(glyphIndexAddress); 169 glyphIndex = bytes.getUint16(glyphIndexAddress);
169 } 170 }
170 charToGlyphIndexMap[c] = glyphIndex; 171 charToGlyphIndexMap[c] = glyphIndex;
@@ -36,8 +36,9 @@ class PDFXref { @@ -36,8 +36,9 @@ class PDFXref {
36 36
37 /// @return The xref in the format of the xref section in the PDF file 37 /// @return The xref in the format of the xref section in the PDF file
38 String ref() { 38 String ref() {
39 - String rs =  
40 - offset.toString().padLeft(10, '0') + " " + generation.toString().padLeft(5, '0'); 39 + String rs = offset.toString().padLeft(10, '0') +
  40 + " " +
  41 + generation.toString().padLeft(5, '0');
41 42
42 if (generation == 65535) return rs + " f "; 43 if (generation == 65535) return rs + " f ";
43 return rs + " n "; 44 return rs + " n ";
  1 +# 1.0.3
  2 +* Update source formatting
  3 +
1 # 1.0.2 4 # 1.0.2
2 * Add License file 5 * Add License file
3 * Updated homepage 6 * Updated homepage
@@ -20,5 +20,4 @@ package net.nfet.flutter.printing; @@ -20,5 +20,4 @@ package net.nfet.flutter.printing;
20 20
21 import android.support.v4.content.FileProvider; 21 import android.support.v4.content.FileProvider;
22 22
23 -public class PrintFileProvider extends FileProvider {  
24 -} 23 +public class PrintFileProvider extends FileProvider {}
@@ -49,118 +49,121 @@ import io.flutter.plugin.common.PluginRegistry.Registrar; @@ -49,118 +49,121 @@ import io.flutter.plugin.common.PluginRegistry.Registrar;
49 * PrintingPlugin 49 * PrintingPlugin
50 */ 50 */
51 public class PrintingPlugin implements MethodCallHandler { 51 public class PrintingPlugin implements MethodCallHandler {
52 - private static PrintManager printManager;  
53 - private final Activity activity;  
54 -  
55 - private PrintingPlugin(Activity activity) {  
56 - this.activity = activity;  
57 - }  
58 -  
59 - /**  
60 - * Plugin registration.  
61 - */  
62 - public static void registerWith(Registrar registrar) {  
63 - final MethodChannel channel = new MethodChannel(registrar.messenger(), "printing");  
64 - channel.setMethodCallHandler(new PrintingPlugin(registrar.activity()));  
65 - printManager = (PrintManager) registrar.activity().getSystemService(Context.PRINT_SERVICE);  
66 - }  
67 -  
68 - @Override  
69 - public void onMethodCall(MethodCall call, Result result) {  
70 - switch (call.method) {  
71 - case "printPdf":  
72 - printPdf((byte[]) call.argument("doc"));  
73 - result.success(0);  
74 - break;  
75 - case "sharePdf":  
76 - sharePdf((byte[]) call.argument("doc"));  
77 - result.success(0);  
78 - break;  
79 - default:  
80 - result.notImplemented();  
81 - break;  
82 - }  
83 - }  
84 -  
85 -  
86 - private void printPdf(final byte[] badgeData) {  
87 - PrintDocumentAdapter pda = new PrintDocumentAdapter() {  
88 - PrintedPdfDocument mPdfDocument;  
89 -  
90 - @Override  
91 - public void onWrite(PageRange[] pageRanges, ParcelFileDescriptor parcelFileDescriptor, CancellationSignal cancellationSignal, WriteResultCallback writeResultCallback) {  
92 -  
93 - OutputStream output = null;  
94 - try {  
95 - output = new FileOutputStream(parcelFileDescriptor.getFileDescriptor());  
96 - output.write(badgeData, 0, badgeData.length);  
97 - writeResultCallback.onWriteFinished(new PageRange[]{PageRange.ALL_PAGES});  
98 - } catch (IOException e) {  
99 - e.printStackTrace();  
100 - } finally {  
101 - try {  
102 - if (output != null) {  
103 - output.close();  
104 - }  
105 - } catch (IOException e) {  
106 - e.printStackTrace();  
107 - }  
108 - }  
109 - }  
110 -  
111 - @Override  
112 - public void onLayout(PrintAttributes oldAttributes, PrintAttributes newAttributes, CancellationSignal cancellationSignal, LayoutResultCallback callback, Bundle extras) {  
113 - // Create a new PdfDocument with the requested page attributes  
114 - mPdfDocument = new PrintedPdfDocument(activity, newAttributes);  
115 -  
116 - // Respond to cancellation request  
117 - if (cancellationSignal.isCanceled()) {  
118 - callback.onLayoutCancelled();  
119 - return;  
120 - }  
121 -  
122 - // Return print information to print framework  
123 - PrintDocumentInfo info = new PrintDocumentInfo  
124 - .Builder("badge.pdf")  
125 - .setContentType(PrintDocumentInfo.CONTENT_TYPE_DOCUMENT)  
126 - .setPageCount(1).build();  
127 - // Content layout reflow is complete  
128 - callback.onLayoutFinished(info, true);  
129 - }  
130 -  
131 - @Override  
132 - public void onFinish() {  
133 - //noinspection ResultOfMethodCallIgnored  
134 - }  
135 - };  
136 - String jobName = "Badge";  
137 - printManager.print(jobName, pda, null);  
138 - }  
139 -  
140 - private void sharePdf(byte[] data) {  
141 - try {  
142 -  
143 - final File externalFilesDirectory = activity.getExternalFilesDir(Environment.DIRECTORY_PICTURES);  
144 - File shareFile = File.createTempFile("badge", ".pdf", externalFilesDirectory);  
145 -  
146 - FileOutputStream stream = new FileOutputStream(shareFile);  
147 - stream.write(data);  
148 - stream.close();  
149 -  
150 - Uri apkURI = FileProvider.getUriForFile(activity,  
151 - activity.getApplicationContext().getPackageName() + ".flutter.printing", shareFile);  
152 -  
153 - Intent shareIntent = new Intent();  
154 - shareIntent.setAction(Intent.ACTION_SEND);  
155 - shareIntent.setType("application/pdf");  
156 - shareIntent.putExtra(Intent.EXTRA_STREAM, apkURI);  
157 - shareIntent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);  
158 - Intent chooserIntent = Intent.createChooser(shareIntent, null);  
159 - activity.startActivity(chooserIntent);  
160 - shareFile.deleteOnExit();  
161 - } catch (IOException e) {  
162 - e.printStackTrace();  
163 - }  
164 - }  
165 - 52 + private static PrintManager printManager;
  53 + private final Activity activity;
  54 +
  55 + private PrintingPlugin(Activity activity) {
  56 + this.activity = activity;
  57 + }
  58 +
  59 + /**
  60 + * Plugin registration.
  61 + */
  62 + public static void registerWith(Registrar registrar) {
  63 + final MethodChannel channel = new MethodChannel(registrar.messenger(), "printing");
  64 + channel.setMethodCallHandler(new PrintingPlugin(registrar.activity()));
  65 + printManager = (PrintManager) registrar.activity().getSystemService(Context.PRINT_SERVICE);
  66 + }
  67 +
  68 + @Override
  69 + public void onMethodCall(MethodCall call, Result result) {
  70 + switch (call.method) {
  71 + case "printPdf":
  72 + printPdf((byte[]) call.argument("doc"));
  73 + result.success(0);
  74 + break;
  75 + case "sharePdf":
  76 + sharePdf((byte[]) call.argument("doc"));
  77 + result.success(0);
  78 + break;
  79 + default:
  80 + result.notImplemented();
  81 + break;
  82 + }
  83 + }
  84 +
  85 + private void printPdf(final byte[] badgeData) {
  86 + PrintDocumentAdapter pda = new PrintDocumentAdapter() {
  87 + PrintedPdfDocument mPdfDocument;
  88 +
  89 + @Override
  90 + public void onWrite(PageRange[] pageRanges, ParcelFileDescriptor parcelFileDescriptor,
  91 + CancellationSignal cancellationSignal,
  92 + WriteResultCallback writeResultCallback) {
  93 + OutputStream output = null;
  94 + try {
  95 + output = new FileOutputStream(parcelFileDescriptor.getFileDescriptor());
  96 + output.write(badgeData, 0, badgeData.length);
  97 + writeResultCallback.onWriteFinished(new PageRange[] {PageRange.ALL_PAGES});
  98 + } catch (IOException e) {
  99 + e.printStackTrace();
  100 + } finally {
  101 + try {
  102 + if (output != null) {
  103 + output.close();
  104 + }
  105 + } catch (IOException e) {
  106 + e.printStackTrace();
  107 + }
  108 + }
  109 + }
  110 +
  111 + @Override
  112 + public void onLayout(PrintAttributes oldAttributes, PrintAttributes newAttributes,
  113 + CancellationSignal cancellationSignal, LayoutResultCallback callback,
  114 + Bundle extras) {
  115 + // Create a new PdfDocument with the requested page attributes
  116 + mPdfDocument = new PrintedPdfDocument(activity, newAttributes);
  117 +
  118 + // Respond to cancellation request
  119 + if (cancellationSignal.isCanceled()) {
  120 + callback.onLayoutCancelled();
  121 + return;
  122 + }
  123 +
  124 + // Return print information to print framework
  125 + PrintDocumentInfo info =
  126 + new PrintDocumentInfo.Builder("badge.pdf")
  127 + .setContentType(PrintDocumentInfo.CONTENT_TYPE_DOCUMENT)
  128 + .setPageCount(1)
  129 + .build();
  130 + // Content layout reflow is complete
  131 + callback.onLayoutFinished(info, true);
  132 + }
  133 +
  134 + @Override
  135 + public void onFinish() {
  136 + // noinspection ResultOfMethodCallIgnored
  137 + }
  138 + };
  139 + String jobName = "Badge";
  140 + printManager.print(jobName, pda, null);
  141 + }
  142 +
  143 + private void sharePdf(byte[] data) {
  144 + try {
  145 + final File externalFilesDirectory =
  146 + activity.getExternalFilesDir(Environment.DIRECTORY_PICTURES);
  147 + File shareFile = File.createTempFile("badge", ".pdf", externalFilesDirectory);
  148 +
  149 + FileOutputStream stream = new FileOutputStream(shareFile);
  150 + stream.write(data);
  151 + stream.close();
  152 +
  153 + Uri apkURI = FileProvider.getUriForFile(activity,
  154 + activity.getApplicationContext().getPackageName() + ".flutter.printing",
  155 + shareFile);
  156 +
  157 + Intent shareIntent = new Intent();
  158 + shareIntent.setAction(Intent.ACTION_SEND);
  159 + shareIntent.setType("application/pdf");
  160 + shareIntent.putExtra(Intent.EXTRA_STREAM, apkURI);
  161 + shareIntent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
  162 + Intent chooserIntent = Intent.createChooser(shareIntent, null);
  163 + activity.startActivity(chooserIntent);
  164 + shareFile.deleteOnExit();
  165 + } catch (IOException e) {
  166 + e.printStackTrace();
  167 + }
  168 + }
166 } 169 }
@@ -22,8 +22,8 @@ class MyApp extends StatelessWidget { @@ -22,8 +22,8 @@ class MyApp extends StatelessWidget {
22 g.fillPath(); 22 g.fillPath();
23 23
24 g.setColor(new PDFColor(0.3, 0.3, 0.3)); 24 g.setColor(new PDFColor(0.3, 0.3, 0.3));
25 - g.drawString(  
26 - font, 12.0, "Hello World!", 10.0 * PDFPageFormat.MM, top - 10.0 * PDFPageFormat.MM); 25 + g.drawString(font, 12.0, "Hello World!", 10.0 * PDFPageFormat.MM,
  26 + top - 10.0 * PDFPageFormat.MM);
27 27
28 return pdf; 28 return pdf;
29 } 29 }
@@ -39,9 +39,12 @@ class MyApp extends StatelessWidget { @@ -39,9 +39,12 @@ class MyApp extends StatelessWidget {
39 final pdf = _generateDocument(); 39 final pdf = _generateDocument();
40 40
41 // Calculate the widget center for iPad sharing popup position 41 // Calculate the widget center for iPad sharing popup position
42 - final RenderBox referenceBox = shareWidget.currentContext.findRenderObject();  
43 - final topLeft = referenceBox.localToGlobal(referenceBox.paintBounds.topLeft);  
44 - final bottomRight = referenceBox.localToGlobal(referenceBox.paintBounds.bottomRight); 42 + final RenderBox referenceBox =
  43 + shareWidget.currentContext.findRenderObject();
  44 + final topLeft =
  45 + referenceBox.localToGlobal(referenceBox.paintBounds.topLeft);
  46 + final bottomRight =
  47 + referenceBox.localToGlobal(referenceBox.paintBounds.bottomRight);
45 final bounds = new Rect.fromPoints(topLeft, bottomRight); 48 final bounds = new Rect.fromPoints(topLeft, bottomRight);
46 49
47 Printing.sharePdf(document: pdf, bounds: bounds); 50 Printing.sharePdf(document: pdf, bounds: bounds);
@@ -57,9 +60,12 @@ class MyApp extends StatelessWidget { @@ -57,9 +60,12 @@ class MyApp extends StatelessWidget {
57 child: new Column( 60 child: new Column(
58 mainAxisAlignment: MainAxisAlignment.spaceEvenly, 61 mainAxisAlignment: MainAxisAlignment.spaceEvenly,
59 children: <Widget>[ 62 children: <Widget>[
60 - new RaisedButton(child: new Text('Print Document'), onPressed: _printPdf),  
61 new RaisedButton( 63 new RaisedButton(
62 - key: shareWidget, child: new Text('Share Document'), onPressed: _sharePdf), 64 + child: new Text('Print Document'), onPressed: _printPdf),
  65 + new RaisedButton(
  66 + key: shareWidget,
  67 + child: new Text('Share Document'),
  68 + onPressed: _sharePdf),
63 ], 69 ],
64 ), 70 ),
65 ), 71 ),
@@ -18,5 +18,6 @@ @@ -18,5 +18,6 @@
18 18
19 #import <Flutter/Flutter.h> 19 #import <Flutter/Flutter.h>
20 20
21 -@interface PrintingPlugin : NSObject<FlutterPlugin, UIPrintInteractionControllerDelegate> 21 +@interface PrintingPlugin
  22 + : NSObject <FlutterPlugin, UIPrintInteractionControllerDelegate>
22 @end 23 @end
@@ -20,9 +20,9 @@ @@ -20,9 +20,9 @@
20 20
21 @implementation PrintingPlugin 21 @implementation PrintingPlugin
22 + (void)registerWithRegistrar:(NSObject<FlutterPluginRegistrar>*)registrar { 22 + (void)registerWithRegistrar:(NSObject<FlutterPluginRegistrar>*)registrar {
23 - FlutterMethodChannel* channel = [FlutterMethodChannel  
24 - methodChannelWithName:@"printing"  
25 - binaryMessenger:[registrar messenger]]; 23 + FlutterMethodChannel* channel =
  24 + [FlutterMethodChannel methodChannelWithName:@"printing"
  25 + binaryMessenger:[registrar messenger]];
26 PrintingPlugin* instance = [[PrintingPlugin alloc] init]; 26 PrintingPlugin* instance = [[PrintingPlugin alloc] init];
27 [registrar addMethodCallDelegate:instance channel:channel]; 27 [registrar addMethodCallDelegate:instance channel:channel];
28 } 28 }
@@ -32,72 +32,89 @@ @@ -32,72 +32,89 @@
32 [self printPdf:[call.arguments objectForKey:@"doc"]]; 32 [self printPdf:[call.arguments objectForKey:@"doc"]];
33 result(@1); 33 result(@1);
34 } else if ([@"sharePdf" isEqualToString:call.method]) { 34 } else if ([@"sharePdf" isEqualToString:call.method]) {
35 - [self  
36 - sharePdf:[call.arguments objectForKey:@"doc"]  
37 - withSourceRect:CGRectMake(  
38 - [[call.arguments objectForKey:@"x"] floatValue],  
39 - [[call.arguments objectForKey:@"y"] floatValue],  
40 - [[call.arguments objectForKey:@"w"] floatValue],  
41 - [[call.arguments objectForKey:@"h"] floatValue])]; 35 + [self sharePdf:[call.arguments objectForKey:@"doc"]
  36 + withSourceRect:CGRectMake(
  37 + [[call.arguments objectForKey:@"x"] floatValue],
  38 + [[call.arguments objectForKey:@"y"] floatValue],
  39 + [[call.arguments objectForKey:@"w"] floatValue],
  40 + [[call.arguments objectForKey:@"h"] floatValue])];
42 result(@1); 41 result(@1);
43 } else { 42 } else {
44 result(FlutterMethodNotImplemented); 43 result(FlutterMethodNotImplemented);
45 } 44 }
46 } 45 }
47 46
48 -- (void)printPdf:(nonnull FlutterStandardTypedData *)data {  
49 - BOOL printing = [UIPrintInteractionController isPrintingAvailable];  
50 - if (!printing) {  
51 - NSLog(@"printing not available");  
52 - return;  
53 - }  
54 -  
55 - BOOL dataOK = [UIPrintInteractionController canPrintData:[data data]];  
56 - if (!dataOK) NSLog(@"data not ok to be printed");  
57 -  
58 - UIPrintInteractionController *controller = [UIPrintInteractionController sharedPrintController];  
59 - [controller setDelegate:self];  
60 - [controller setPrintingItem:[data data]]; 47 +- (void)printPdf:(nonnull FlutterStandardTypedData*)data {
  48 + BOOL printing = [UIPrintInteractionController isPrintingAvailable];
  49 + if (!printing) {
  50 + NSLog(@"printing not available");
  51 + return;
  52 + }
61 53
62 - UIPrintInteractionCompletionHandler completionHandler = ^(UIPrintInteractionController *printController, BOOL completed, NSError *error) {  
63 - if(!completed && error){  
64 - NSLog(@"FAILED! due to error in domain %@ with error code %u", error.domain, (unsigned int)error.code); 54 + BOOL dataOK = [UIPrintInteractionController canPrintData:[data data]];
  55 + if (!dataOK)
  56 + NSLog(@"data not ok to be printed");
  57 +
  58 + UIPrintInteractionController* controller =
  59 + [UIPrintInteractionController sharedPrintController];
  60 + [controller setDelegate:self];
  61 + [controller setPrintingItem:[data data]];
  62 +
  63 + UIPrintInteractionCompletionHandler completionHandler =
  64 + ^(UIPrintInteractionController* printController, BOOL completed,
  65 + NSError* error) {
  66 + if (!completed && error) {
  67 + NSLog(@"FAILED! due to error in domain %@ with error code %u",
  68 + error.domain, (unsigned int)error.code);
65 } 69 }
66 - }; 70 + };
67 71
68 - [controller presentAnimated:YES completionHandler:completionHandler]; 72 + [controller presentAnimated:YES completionHandler:completionHandler];
69 } 73 }
70 74
71 -- (void)sharePdf:(nonnull FlutterStandardTypedData *)data withSourceRect:(CGRect)rect {  
72 - NSURL *tmpDirURL = [NSURL fileURLWithPath:NSTemporaryDirectory() isDirectory:YES]; 75 +- (void)sharePdf:(nonnull FlutterStandardTypedData*)data
  76 + withSourceRect:(CGRect)rect {
  77 + NSURL* tmpDirURL =
  78 + [NSURL fileURLWithPath:NSTemporaryDirectory() isDirectory:YES];
73 79
74 - CFUUIDRef uuid = CFUUIDCreate(NULL);  
75 - assert(uuid != NULL); 80 + CFUUIDRef uuid = CFUUIDCreate(NULL);
  81 + assert(uuid != NULL);
76 82
77 - CFStringRef uuidStr = CFUUIDCreateString(NULL, uuid);  
78 - assert(uuidStr != NULL); 83 + CFStringRef uuidStr = CFUUIDCreateString(NULL, uuid);
  84 + assert(uuidStr != NULL);
79 85
80 - NSURL *fileURL = [[tmpDirURL URLByAppendingPathComponent:[NSString stringWithFormat:@"pdf-%@", uuidStr]] URLByAppendingPathExtension:@"pdf"];  
81 - assert(fileURL != NULL); 86 + NSURL* fileURL = [[tmpDirURL
  87 + URLByAppendingPathComponent:[NSString
  88 + stringWithFormat:@"pdf-%@", uuidStr]]
  89 + URLByAppendingPathExtension:@"pdf"];
  90 + assert(fileURL != NULL);
82 91
83 - CFRelease(uuidStr);  
84 - CFRelease(uuid); 92 + CFRelease(uuidStr);
  93 + CFRelease(uuid);
85 94
86 - NSString *path = [fileURL path]; 95 + NSString* path = [fileURL path];
87 96
88 - NSError *error;  
89 - if (![[data data] writeToFile:path options:NSDataWritingAtomic error:&error]) {  
90 - NSLog(@"sharePdf error: %@", [error localizedDescription]);  
91 - return;  
92 - } 97 + NSError* error;
  98 + if (!
  99 + [[data data] writeToFile:path options:NSDataWritingAtomic error:&error]) {
  100 + NSLog(@"sharePdf error: %@", [error localizedDescription]);
  101 + return;
  102 + }
93 103
94 - UIActivityViewController *activityViewController = [[UIActivityViewController alloc] initWithActivityItems:@[fileURL] applicationActivities:nil];  
95 - if (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPad) {  
96 - UIViewController *controller = [UIApplication sharedApplication].keyWindow.rootViewController;  
97 - activityViewController.popoverPresentationController.sourceView = controller.view;  
98 - activityViewController.popoverPresentationController.sourceRect = rect;  
99 - }  
100 - [[UIApplication sharedApplication].keyWindow.rootViewController presentViewController:activityViewController animated:YES completion:nil]; 104 + UIActivityViewController* activityViewController =
  105 + [[UIActivityViewController alloc] initWithActivityItems:@[ fileURL ]
  106 + applicationActivities:nil];
  107 + if (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPad) {
  108 + UIViewController* controller =
  109 + [UIApplication sharedApplication].keyWindow.rootViewController;
  110 + activityViewController.popoverPresentationController.sourceView =
  111 + controller.view;
  112 + activityViewController.popoverPresentationController.sourceRect = rect;
  113 + }
  114 + [[UIApplication sharedApplication].keyWindow.rootViewController
  115 + presentViewController:activityViewController
  116 + animated:YES
  117 + completion:nil];
101 } 118 }
102 119
103 @end 120 @end
@@ -38,7 +38,8 @@ class Printing { @@ -38,7 +38,8 @@ class Printing {
38 await _channel.invokeMethod('printPdf', params); 38 await _channel.invokeMethod('printPdf', params);
39 } 39 }
40 40
41 - static Future<Null> sharePdf({PDFDocument document, List<int> bytes, Rect bounds}) async { 41 + static Future<Null> sharePdf(
  42 + {PDFDocument document, List<int> bytes, Rect bounds}) async {
42 assert(document != null || bytes != null); 43 assert(document != null || bytes != null);
43 assert(!(document == null && bytes == null)); 44 assert(!(document == null && bytes == null));
44 45
@@ -2,7 +2,7 @@ name: printing @@ -2,7 +2,7 @@ name: printing
2 author: David PHAM-VAN <dev.nfet.net@gmail.com> 2 author: David PHAM-VAN <dev.nfet.net@gmail.com>
3 description: Plugin that allows Flutter apps to generate and print documents to android or ios compatible printers 3 description: Plugin that allows Flutter apps to generate and print documents to android or ios compatible printers
4 homepage: https://github.com/DavBfr/dart_pdf/tree/master/printing 4 homepage: https://github.com/DavBfr/dart_pdf/tree/master/printing
5 -version: 1.0.2 5 +version: 1.0.3
6 6
7 environment: 7 environment:
8 sdk: ">=1.19.0 <3.0.0" 8 sdk: ">=1.19.0 <3.0.0"