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Added MacOS drag+drop image transmit over BLE tool

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This commit is contained in:
Laurence Bank
2021-12-23 20:37:42 +00:00
parent 26ff2c5108
commit 2d6bb1f820
24 changed files with 2066 additions and 0 deletions
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//
// AppDelegate.h
// Image2ESL
//
// Created by Larry Bank
// Copyright (c) 2021 BitBank Software Inc. All rights reserved.
//
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//
// AppDelegate.m
// Image2ESL
//
// Created by Larry Bank
// Copyright (c) 2021 BitBank Software Inc. All rights reserved.
//
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@end
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Image2ESL/Image2ESL/Assets.xcassets/AccentColor.colorset/Contents.json Normal file
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{
"colors" : [
{
"idiom" : "universal"
}
],
"info" : {
"author" : "xcode",
"version" : 1
}
}

58
Image2ESL/Image2ESL/Assets.xcassets/AppIcon.appiconset/Contents.json Normal file
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{
"images" : [
{
"idiom" : "mac",
"scale" : "1x",
"size" : "16x16"
},
{
"idiom" : "mac",
"scale" : "2x",
"size" : "16x16"
},
{
"idiom" : "mac",
"scale" : "1x",
"size" : "32x32"
},
{
"idiom" : "mac",
"scale" : "2x",
"size" : "32x32"
},
{
"idiom" : "mac",
"scale" : "1x",
"size" : "128x128"
},
{
"idiom" : "mac",
"scale" : "2x",
"size" : "128x128"
},
{
"idiom" : "mac",
"scale" : "1x",
"size" : "256x256"
},
{
"idiom" : "mac",
"scale" : "2x",
"size" : "256x256"
},
{
"idiom" : "mac",
"scale" : "1x",
"size" : "512x512"
},
{
"idiom" : "mac",
"scale" : "2x",
"size" : "512x512"
}
],
"info" : {
"author" : "xcode",
"version" : 1
}
}

6
Image2ESL/Image2ESL/Assets.xcassets/Contents.json Normal file
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{
"info" : {
"author" : "xcode",
"version" : 1
}
}

BIN
Image2ESL/Image2ESL/Base.lproj/.DS_Store vendored Normal file
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19
Image2ESL/Image2ESL/DragDropView.h Normal file
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//
// DragDropView.h
// Image2ESL
//
// Created by Larry Bank
// Copyright (c) 2021 BitBank Software Inc. All rights reserved.
//
#import <Foundation/Foundation.h>
#import <Cocoa/Cocoa.h>
@class ViewController;
//#import "ViewController.h"
@interface DragDropView : NSView
@property (nonatomic, retain) ViewController *myVC;
@end

59
Image2ESL/Image2ESL/DragDropView.m Normal file
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//
// DragDropView.m
// Image2ESL
//
// Created by Larry Bank
// Copyright (c) 2021 BitBank Software Inc. All rights reserved.
//
#import "DragDropView.h"
#import "ViewController.h"
@implementation DragDropView
- (id)initWithFrame:(NSRect)frame{
self = [super initWithFrame:frame];
if (self) {
[self registerForDraggedTypes:[NSArray arrayWithObject:NSPasteboardTypeFileURL]];
}
return self;
}
- (NSDragOperation)draggingEntered:(id <NSDraggingInfo>)sender{
[self setNeedsDisplay: YES];
return NSDragOperationGeneric;
}
- (void)draggingExited:(id <NSDraggingInfo>)sender{
[self setNeedsDisplay: YES];
}
- (BOOL)prepareForDragOperation:(id <NSDraggingInfo>)sender {
[self setNeedsDisplay: YES];
return YES;
}
- (BOOL)performDragOperation:(id <NSDraggingInfo>)sender
{
NSPasteboard *pboard = [sender draggingPasteboard];
if ( [[pboard types] containsObject:NSPasteboardTypeFileURL] ) {
NSArray<Class> *classes = @[[NSURL class]];
NSDictionary *options = @{};
NSArray<NSURL*> *files = [pboard readObjectsForClasses:classes options:options];
for (NSURL *url in files) {
NSString *str = [url path];
if (str != nil)
[_myVC processFile: str];
}
}
return YES;
}
- (void)concludeDragOperation:(id <NSDraggingInfo>)sender{
[[NSNotificationCenter defaultCenter] postNotificationName:@"PrintFileNotification"
object:self userInfo:nil];
}
@end

5
Image2ESL/Image2ESL/Image2ESL.entitlements Normal file
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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict/>
</plist>

8
Image2ESL/Image2ESL/Info.plist Normal file
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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
<key>CFPlugInTypes</key>
<dict/>
</dict>
</plist>

786
Image2ESL/Image2ESL/Main.storyboard Normal file
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<?xml version="1.0" encoding="UTF-8"?>
<document type="com.apple.InterfaceBuilder3.Cocoa.Storyboard.XIB" version="3.0" toolsVersion="19529" targetRuntime="MacOSX.Cocoa" propertyAccessControl="none" useAutolayout="YES" initialViewController="B8D-0N-5wS">
<dependencies>
<plugIn identifier="com.apple.InterfaceBuilder.CocoaPlugin" version="19529"/>
<capability name="documents saved in the Xcode 8 format" minToolsVersion="8.0"/>
</dependencies>
<scenes>
<!--Application-->
<scene sceneID="JPo-4y-FX3">
<objects>
<application id="hnw-xV-0zn" sceneMemberID="viewController">
<menu key="mainMenu" title="Main Menu" systemMenu="main" id="AYu-sK-qS6">
<items>
<menuItem title="Image2ESL" id="1Xt-HY-uBw">
<modifierMask key="keyEquivalentModifierMask"/>
<menu key="submenu" title="Image2ESL" systemMenu="apple" id="uQy-DD-JDr">
<items>
<menuItem title="About Image2ESL" id="5kV-Vb-QxS">
<modifierMask key="keyEquivalentModifierMask"/>
<connections>
<action selector="orderFrontStandardAboutPanel:" target="Ady-hI-5gd" id="Exp-CZ-Vem"/>
</connections>
</menuItem>
<menuItem isSeparatorItem="YES" id="VOq-y0-SEH"/>
<menuItem title="Preferences…" keyEquivalent="," id="BOF-NM-1cW"/>
<menuItem isSeparatorItem="YES" id="wFC-TO-SCJ"/>
<menuItem title="Services" id="NMo-om-nkz">
<modifierMask key="keyEquivalentModifierMask"/>
<menu key="submenu" title="Services" systemMenu="services" id="hz9-B4-Xy5"/>
</menuItem>
<menuItem isSeparatorItem="YES" id="4je-JR-u6R"/>
<menuItem title="Hide Image2ESL" keyEquivalent="h" id="Olw-nP-bQN">
<connections>
<action selector="hide:" target="Ady-hI-5gd" id="PnN-Uc-m68"/>
</connections>
</menuItem>
<menuItem title="Hide Others" keyEquivalent="h" id="Vdr-fp-XzO">
<modifierMask key="keyEquivalentModifierMask" option="YES" command="YES"/>
<connections>
<action selector="hideOtherApplications:" target="Ady-hI-5gd" id="VT4-aY-XCT"/>
</connections>
</menuItem>
<menuItem title="Show All" id="Kd2-mp-pUS">
<modifierMask key="keyEquivalentModifierMask"/>
<connections>
<action selector="unhideAllApplications:" target="Ady-hI-5gd" id="Dhg-Le-xox"/>
</connections>
</menuItem>
<menuItem isSeparatorItem="YES" id="kCx-OE-vgT"/>
<menuItem title="Quit Image2ESL" keyEquivalent="q" id="4sb-4s-VLi">
<connections>
<action selector="terminate:" target="Ady-hI-5gd" id="Te7-pn-YzF"/>
</connections>
</menuItem>
</items>
</menu>
</menuItem>
<menuItem title="File" id="dMs-cI-mzQ">
<modifierMask key="keyEquivalentModifierMask"/>
<menu key="submenu" title="File" id="bib-Uj-vzu">
<items>
<menuItem title="New" keyEquivalent="n" id="Was-JA-tGl">
<connections>
<action selector="newDocument:" target="Ady-hI-5gd" id="4Si-XN-c54"/>
</connections>
</menuItem>
<menuItem title="Open…" keyEquivalent="o" id="IAo-SY-fd9">
<connections>
<action selector="openDocument:" target="Ady-hI-5gd" id="bVn-NM-KNZ"/>
</connections>
</menuItem>
<menuItem title="Open Recent" id="tXI-mr-wws">
<modifierMask key="keyEquivalentModifierMask"/>
<menu key="submenu" title="Open Recent" systemMenu="recentDocuments" id="oas-Oc-fiZ">
<items>
<menuItem title="Clear Menu" id="vNY-rz-j42">
<modifierMask key="keyEquivalentModifierMask"/>
<connections>
<action selector="clearRecentDocuments:" target="Ady-hI-5gd" id="Daa-9d-B3U"/>
</connections>
</menuItem>
</items>
</menu>
</menuItem>
<menuItem isSeparatorItem="YES" id="m54-Is-iLE"/>
<menuItem title="Close" keyEquivalent="w" id="DVo-aG-piG">
<connections>
<action selector="performClose:" target="Ady-hI-5gd" id="HmO-Ls-i7Q"/>
</connections>
</menuItem>
<menuItem title="Save…" keyEquivalent="s" id="pxx-59-PXV">
<connections>
<action selector="saveDocument:" target="Ady-hI-5gd" id="teZ-XB-qJY"/>
</connections>
</menuItem>
<menuItem title="Save As…" keyEquivalent="S" id="Bw7-FT-i3A">
<connections>
<action selector="saveDocumentAs:" target="Ady-hI-5gd" id="mDf-zr-I0C"/>
</connections>
</menuItem>
<menuItem title="Revert to Saved" keyEquivalent="r" id="KaW-ft-85H">
<connections>
<action selector="revertDocumentToSaved:" target="Ady-hI-5gd" id="iJ3-Pv-kwq"/>
</connections>
</menuItem>
<menuItem isSeparatorItem="YES" id="aJh-i4-bef"/>
<menuItem title="Page Setup…" keyEquivalent="P" id="qIS-W8-SiK">
<modifierMask key="keyEquivalentModifierMask" shift="YES" command="YES"/>
<connections>
<action selector="runPageLayout:" target="Ady-hI-5gd" id="Din-rz-gC5"/>
</connections>
</menuItem>
<menuItem title="Print…" keyEquivalent="p" id="aTl-1u-JFS">
<connections>
<action selector="print:" target="Ady-hI-5gd" id="qaZ-4w-aoO"/>
</connections>
</menuItem>
</items>
</menu>
</menuItem>
<menuItem title="Edit" id="5QF-Oa-p0T">
<modifierMask key="keyEquivalentModifierMask"/>
<menu key="submenu" title="Edit" id="W48-6f-4Dl">
<items>
<menuItem title="Undo" keyEquivalent="z" id="dRJ-4n-Yzg">
<connections>
<action selector="undo:" target="Ady-hI-5gd" id="M6e-cu-g7V"/>
</connections>
</menuItem>
<menuItem title="Redo" keyEquivalent="Z" id="6dh-zS-Vam">
<connections>
<action selector="redo:" target="Ady-hI-5gd" id="oIA-Rs-6OD"/>
</connections>
</menuItem>
<menuItem isSeparatorItem="YES" id="WRV-NI-Exz"/>
<menuItem title="Cut" keyEquivalent="x" id="uRl-iY-unG">
<connections>
<action selector="cut:" target="Ady-hI-5gd" id="YJe-68-I9s"/>
</connections>
</menuItem>
<menuItem title="Copy" keyEquivalent="c" id="x3v-GG-iWU">
<connections>
<action selector="copy:" target="Ady-hI-5gd" id="G1f-GL-Joy"/>
</connections>
</menuItem>
<menuItem title="Paste" keyEquivalent="v" id="gVA-U4-sdL">
<connections>
<action selector="paste:" target="Ady-hI-5gd" id="UvS-8e-Qdg"/>
</connections>
</menuItem>
<menuItem title="Paste and Match Style" keyEquivalent="V" id="WeT-3V-zwk">
<modifierMask key="keyEquivalentModifierMask" option="YES" command="YES"/>
<connections>
<action selector="pasteAsPlainText:" target="Ady-hI-5gd" id="cEh-KX-wJQ"/>
</connections>
</menuItem>
<menuItem title="Delete" id="pa3-QI-u2k">
<modifierMask key="keyEquivalentModifierMask"/>
<connections>
<action selector="delete:" target="Ady-hI-5gd" id="0Mk-Ml-PaM"/>
</connections>
</menuItem>
<menuItem title="Select All" keyEquivalent="a" id="Ruw-6m-B2m">
<connections>
<action selector="selectAll:" target="Ady-hI-5gd" id="VNm-Mi-diN"/>
</connections>
</menuItem>
<menuItem isSeparatorItem="YES" id="uyl-h8-XO2"/>
<menuItem title="Find" id="4EN-yA-p0u">
<modifierMask key="keyEquivalentModifierMask"/>
<menu key="submenu" title="Find" id="1b7-l0-nxx">
<items>
<menuItem title="Find…" tag="1" keyEquivalent="f" id="Xz5-n4-O0W">
<connections>
<action selector="performFindPanelAction:" target="Ady-hI-5gd" id="cD7-Qs-BN4"/>
</connections>
</menuItem>
<menuItem title="Find and Replace…" tag="12" keyEquivalent="f" id="YEy-JH-Tfz">
<modifierMask key="keyEquivalentModifierMask" option="YES" command="YES"/>
<connections>
<action selector="performFindPanelAction:" target="Ady-hI-5gd" id="WD3-Gg-5AJ"/>
</connections>
</menuItem>
<menuItem title="Find Next" tag="2" keyEquivalent="g" id="q09-fT-Sye">
<connections>
<action selector="performFindPanelAction:" target="Ady-hI-5gd" id="NDo-RZ-v9R"/>
</connections>
</menuItem>
<menuItem title="Find Previous" tag="3" keyEquivalent="G" id="OwM-mh-QMV">
<connections>
<action selector="performFindPanelAction:" target="Ady-hI-5gd" id="HOh-sY-3ay"/>
</connections>
</menuItem>
<menuItem title="Use Selection for Find" tag="7" keyEquivalent="e" id="buJ-ug-pKt">
<connections>
<action selector="performFindPanelAction:" target="Ady-hI-5gd" id="U76-nv-p5D"/>
</connections>
</menuItem>
<menuItem title="Jump to Selection" keyEquivalent="j" id="S0p-oC-mLd">
<connections>
<action selector="centerSelectionInVisibleArea:" target="Ady-hI-5gd" id="IOG-6D-g5B"/>
</connections>
</menuItem>
</items>
</menu>
</menuItem>
<menuItem title="Spelling and Grammar" id="Dv1-io-Yv7">
<modifierMask key="keyEquivalentModifierMask"/>
<menu key="submenu" title="Spelling" id="3IN-sU-3Bg">
<items>
<menuItem title="Show Spelling and Grammar" keyEquivalent=":" id="HFo-cy-zxI">
<connections>
<action selector="showGuessPanel:" target="Ady-hI-5gd" id="vFj-Ks-hy3"/>
</connections>
</menuItem>
<menuItem title="Check Document Now" keyEquivalent=";" id="hz2-CU-CR7">
<connections>
<action selector="checkSpelling:" target="Ady-hI-5gd" id="fz7-VC-reM"/>
</connections>
</menuItem>
<menuItem isSeparatorItem="YES" id="bNw-od-mp5"/>
<menuItem title="Check Spelling While Typing" id="rbD-Rh-wIN">
<modifierMask key="keyEquivalentModifierMask"/>
<connections>
<action selector="toggleContinuousSpellChecking:" target="Ady-hI-5gd" id="7w6-Qz-0kB"/>
</connections>
</menuItem>
<menuItem title="Check Grammar With Spelling" id="mK6-2p-4JG">
<modifierMask key="keyEquivalentModifierMask"/>
<connections>
<action selector="toggleGrammarChecking:" target="Ady-hI-5gd" id="muD-Qn-j4w"/>
</connections>
</menuItem>
<menuItem title="Correct Spelling Automatically" id="78Y-hA-62v">
<modifierMask key="keyEquivalentModifierMask"/>
<connections>
<action selector="toggleAutomaticSpellingCorrection:" target="Ady-hI-5gd" id="2lM-Qi-WAP"/>
</connections>
</menuItem>
</items>
</menu>
</menuItem>
<menuItem title="Substitutions" id="9ic-FL-obx">
<modifierMask key="keyEquivalentModifierMask"/>
<menu key="submenu" title="Substitutions" id="FeM-D8-WVr">
<items>
<menuItem title="Show Substitutions" id="z6F-FW-3nz">
<modifierMask key="keyEquivalentModifierMask"/>
<connections>
<action selector="orderFrontSubstitutionsPanel:" target="Ady-hI-5gd" id="oku-mr-iSq"/>
</connections>
</menuItem>
<menuItem isSeparatorItem="YES" id="gPx-C9-uUO"/>
<menuItem title="Smart Copy/Paste" id="9yt-4B-nSM">
<modifierMask key="keyEquivalentModifierMask"/>
<connections>
<action selector="toggleSmartInsertDelete:" target="Ady-hI-5gd" id="3IJ-Se-DZD"/>
</connections>
</menuItem>
<menuItem title="Smart Quotes" id="hQb-2v-fYv">
<modifierMask key="keyEquivalentModifierMask"/>
<connections>
<action selector="toggleAutomaticQuoteSubstitution:" target="Ady-hI-5gd" id="ptq-xd-QOA"/>
</connections>
</menuItem>
<menuItem title="Smart Dashes" id="rgM-f4-ycn">
<modifierMask key="keyEquivalentModifierMask"/>
<connections>
<action selector="toggleAutomaticDashSubstitution:" target="Ady-hI-5gd" id="oCt-pO-9gS"/>
</connections>
</menuItem>
<menuItem title="Smart Links" id="cwL-P1-jid">
<modifierMask key="keyEquivalentModifierMask"/>
<connections>
<action selector="toggleAutomaticLinkDetection:" target="Ady-hI-5gd" id="Gip-E3-Fov"/>
</connections>
</menuItem>
<menuItem title="Data Detectors" id="tRr-pd-1PS">
<modifierMask key="keyEquivalentModifierMask"/>
<connections>
<action selector="toggleAutomaticDataDetection:" target="Ady-hI-5gd" id="R1I-Nq-Kbl"/>
</connections>
</menuItem>
<menuItem title="Text Replacement" id="HFQ-gK-NFA">
<modifierMask key="keyEquivalentModifierMask"/>
<connections>
<action selector="toggleAutomaticTextReplacement:" target="Ady-hI-5gd" id="DvP-Fe-Py6"/>
</connections>
</menuItem>
</items>
</menu>
</menuItem>
<menuItem title="Transformations" id="2oI-Rn-ZJC">
<modifierMask key="keyEquivalentModifierMask"/>
<menu key="submenu" title="Transformations" id="c8a-y6-VQd">
<items>
<menuItem title="Make Upper Case" id="vmV-6d-7jI">
<modifierMask key="keyEquivalentModifierMask"/>
<connections>
<action selector="uppercaseWord:" target="Ady-hI-5gd" id="sPh-Tk-edu"/>
</connections>
</menuItem>
<menuItem title="Make Lower Case" id="d9M-CD-aMd">
<modifierMask key="keyEquivalentModifierMask"/>
<connections>
<action selector="lowercaseWord:" target="Ady-hI-5gd" id="iUZ-b5-hil"/>
</connections>
</menuItem>
<menuItem title="Capitalize" id="UEZ-Bs-lqG">
<modifierMask key="keyEquivalentModifierMask"/>
<connections>
<action selector="capitalizeWord:" target="Ady-hI-5gd" id="26H-TL-nsh"/>
</connections>
</menuItem>
</items>
</menu>
</menuItem>
<menuItem title="Speech" id="xrE-MZ-jX0">
<modifierMask key="keyEquivalentModifierMask"/>
<menu key="submenu" title="Speech" id="3rS-ZA-NoH">
<items>
<menuItem title="Start Speaking" id="Ynk-f8-cLZ">
<modifierMask key="keyEquivalentModifierMask"/>
<connections>
<action selector="startSpeaking:" target="Ady-hI-5gd" id="654-Ng-kyl"/>
</connections>
</menuItem>
<menuItem title="Stop Speaking" id="Oyz-dy-DGm">
<modifierMask key="keyEquivalentModifierMask"/>
<connections>
<action selector="stopSpeaking:" target="Ady-hI-5gd" id="dX8-6p-jy9"/>
</connections>
</menuItem>
</items>
</menu>
</menuItem>
</items>
</menu>
</menuItem>
<menuItem title="Format" id="jxT-CU-nIS">
<modifierMask key="keyEquivalentModifierMask"/>
<menu key="submenu" title="Format" id="GEO-Iw-cKr">
<items>
<menuItem title="Font" id="Gi5-1S-RQB">
<modifierMask key="keyEquivalentModifierMask"/>
<menu key="submenu" title="Font" systemMenu="font" id="aXa-aM-Jaq">
<items>
<menuItem title="Show Fonts" keyEquivalent="t" id="Q5e-8K-NDq">
<connections>
<action selector="orderFrontFontPanel:" target="YLy-65-1bz" id="WHr-nq-2xA"/>
</connections>
</menuItem>
<menuItem title="Bold" tag="2" keyEquivalent="b" id="GB9-OM-e27">
<connections>
<action selector="addFontTrait:" target="YLy-65-1bz" id="hqk-hr-sYV"/>
</connections>
</menuItem>
<menuItem title="Italic" tag="1" keyEquivalent="i" id="Vjx-xi-njq">
<connections>
<action selector="addFontTrait:" target="YLy-65-1bz" id="IHV-OB-c03"/>
</connections>
</menuItem>
<menuItem title="Underline" keyEquivalent="u" id="WRG-CD-K1S">
<connections>
<action selector="underline:" target="Ady-hI-5gd" id="FYS-2b-JAY"/>
</connections>
</menuItem>
<menuItem isSeparatorItem="YES" id="5gT-KC-WSO"/>
<menuItem title="Bigger" tag="3" keyEquivalent="+" id="Ptp-SP-VEL">
<connections>
<action selector="modifyFont:" target="YLy-65-1bz" id="Uc7-di-UnL"/>
</connections>
</menuItem>
<menuItem title="Smaller" tag="4" keyEquivalent="-" id="i1d-Er-qST">
<connections>
<action selector="modifyFont:" target="YLy-65-1bz" id="HcX-Lf-eNd"/>
</connections>
</menuItem>
<menuItem isSeparatorItem="YES" id="kx3-Dk-x3B"/>
<menuItem title="Kern" id="jBQ-r6-VK2">
<modifierMask key="keyEquivalentModifierMask"/>
<menu key="submenu" title="Kern" id="tlD-Oa-oAM">
<items>
<menuItem title="Use Default" id="GUa-eO-cwY">
<modifierMask key="keyEquivalentModifierMask"/>
<connections>
<action selector="useStandardKerning:" target="Ady-hI-5gd" id="6dk-9l-Ckg"/>
</connections>
</menuItem>
<menuItem title="Use None" id="cDB-IK-hbR">
<modifierMask key="keyEquivalentModifierMask"/>
<connections>
<action selector="turnOffKerning:" target="Ady-hI-5gd" id="U8a-gz-Maa"/>
</connections>
</menuItem>
<menuItem title="Tighten" id="46P-cB-AYj">
<modifierMask key="keyEquivalentModifierMask"/>
<connections>
<action selector="tightenKerning:" target="Ady-hI-5gd" id="hr7-Nz-8ro"/>
</connections>
</menuItem>
<menuItem title="Loosen" id="ogc-rX-tC1">
<modifierMask key="keyEquivalentModifierMask"/>
<connections>
<action selector="loosenKerning:" target="Ady-hI-5gd" id="8i4-f9-FKE"/>
</connections>
</menuItem>
</items>
</menu>
</menuItem>
<menuItem title="Ligatures" id="o6e-r0-MWq">
<modifierMask key="keyEquivalentModifierMask"/>
<menu key="submenu" title="Ligatures" id="w0m-vy-SC9">
<items>
<menuItem title="Use Default" id="agt-UL-0e3">
<modifierMask key="keyEquivalentModifierMask"/>
<connections>
<action selector="useStandardLigatures:" target="Ady-hI-5gd" id="7uR-wd-Dx6"/>
</connections>
</menuItem>
<menuItem title="Use None" id="J7y-lM-qPV">
<modifierMask key="keyEquivalentModifierMask"/>
<connections>
<action selector="turnOffLigatures:" target="Ady-hI-5gd" id="iX2-gA-Ilz"/>
</connections>
</menuItem>
<menuItem title="Use All" id="xQD-1f-W4t">
<modifierMask key="keyEquivalentModifierMask"/>
<connections>
<action selector="useAllLigatures:" target="Ady-hI-5gd" id="KcB-kA-TuK"/>
</connections>
</menuItem>
</items>
</menu>
</menuItem>
<menuItem title="Baseline" id="OaQ-X3-Vso">
<modifierMask key="keyEquivalentModifierMask"/>
<menu key="submenu" title="Baseline" id="ijk-EB-dga">
<items>
<menuItem title="Use Default" id="3Om-Ey-2VK">
<modifierMask key="keyEquivalentModifierMask"/>
<connections>
<action selector="unscript:" target="Ady-hI-5gd" id="0vZ-95-Ywn"/>
</connections>
</menuItem>
<menuItem title="Superscript" id="Rqc-34-cIF">
<modifierMask key="keyEquivalentModifierMask"/>
<connections>
<action selector="superscript:" target="Ady-hI-5gd" id="3qV-fo-wpU"/>
</connections>
</menuItem>
<menuItem title="Subscript" id="I0S-gh-46l">
<modifierMask key="keyEquivalentModifierMask"/>
<connections>
<action selector="subscript:" target="Ady-hI-5gd" id="Q6W-4W-IGz"/>
</connections>
</menuItem>
<menuItem title="Raise" id="2h7-ER-AoG">
<modifierMask key="keyEquivalentModifierMask"/>
<connections>
<action selector="raiseBaseline:" target="Ady-hI-5gd" id="4sk-31-7Q9"/>
</connections>
</menuItem>
<menuItem title="Lower" id="1tx-W0-xDw">
<modifierMask key="keyEquivalentModifierMask"/>
<connections>
<action selector="lowerBaseline:" target="Ady-hI-5gd" id="OF1-bc-KW4"/>
</connections>
</menuItem>
</items>
</menu>
</menuItem>
<menuItem isSeparatorItem="YES" id="Ndw-q3-faq"/>
<menuItem title="Show Colors" keyEquivalent="C" id="bgn-CT-cEk">
<connections>
<action selector="orderFrontColorPanel:" target="Ady-hI-5gd" id="mSX-Xz-DV3"/>
</connections>
</menuItem>
<menuItem isSeparatorItem="YES" id="iMs-zA-UFJ"/>
<menuItem title="Copy Style" keyEquivalent="c" id="5Vv-lz-BsD">
<modifierMask key="keyEquivalentModifierMask" option="YES" command="YES"/>
<connections>
<action selector="copyFont:" target="Ady-hI-5gd" id="GJO-xA-L4q"/>
</connections>
</menuItem>
<menuItem title="Paste Style" keyEquivalent="v" id="vKC-jM-MkH">
<modifierMask key="keyEquivalentModifierMask" option="YES" command="YES"/>
<connections>
<action selector="pasteFont:" target="Ady-hI-5gd" id="JfD-CL-leO"/>
</connections>
</menuItem>
</items>
</menu>
</menuItem>
<menuItem title="Text" id="Fal-I4-PZk">
<modifierMask key="keyEquivalentModifierMask"/>
<menu key="submenu" title="Text" id="d9c-me-L2H">
<items>
<menuItem title="Align Left" keyEquivalent="{" id="ZM1-6Q-yy1">
<connections>
<action selector="alignLeft:" target="Ady-hI-5gd" id="zUv-R1-uAa"/>
</connections>
</menuItem>
<menuItem title="Center" keyEquivalent="|" id="VIY-Ag-zcb">
<connections>
<action selector="alignCenter:" target="Ady-hI-5gd" id="spX-mk-kcS"/>
</connections>
</menuItem>
<menuItem title="Justify" id="J5U-5w-g23">
<modifierMask key="keyEquivalentModifierMask"/>
<connections>
<action selector="alignJustified:" target="Ady-hI-5gd" id="ljL-7U-jND"/>
</connections>
</menuItem>
<menuItem title="Align Right" keyEquivalent="}" id="wb2-vD-lq4">
<connections>
<action selector="alignRight:" target="Ady-hI-5gd" id="r48-bG-YeY"/>
</connections>
</menuItem>
<menuItem isSeparatorItem="YES" id="4s2-GY-VfK"/>
<menuItem title="Writing Direction" id="H1b-Si-o9J">
<modifierMask key="keyEquivalentModifierMask"/>
<menu key="submenu" title="Writing Direction" id="8mr-sm-Yjd">
<items>
<menuItem title="Paragraph" enabled="NO" id="ZvO-Gk-QUH">
<modifierMask key="keyEquivalentModifierMask"/>
</menuItem>
<menuItem id="YGs-j5-SAR">
<string key="title"> Default</string>
<modifierMask key="keyEquivalentModifierMask"/>
<connections>
<action selector="makeBaseWritingDirectionNatural:" target="Ady-hI-5gd" id="qtV-5e-UBP"/>
</connections>
</menuItem>
<menuItem id="Lbh-J2-qVU">
<string key="title"> Left to Right</string>
<modifierMask key="keyEquivalentModifierMask"/>
<connections>
<action selector="makeBaseWritingDirectionLeftToRight:" target="Ady-hI-5gd" id="S0X-9S-QSf"/>
</connections>
</menuItem>
<menuItem id="jFq-tB-4Kx">
<string key="title"> Right to Left</string>
<modifierMask key="keyEquivalentModifierMask"/>
<connections>
<action selector="makeBaseWritingDirectionRightToLeft:" target="Ady-hI-5gd" id="5fk-qB-AqJ"/>
</connections>
</menuItem>
<menuItem isSeparatorItem="YES" id="swp-gr-a21"/>
<menuItem title="Selection" enabled="NO" id="cqv-fj-IhA">
<modifierMask key="keyEquivalentModifierMask"/>
</menuItem>
<menuItem id="Nop-cj-93Q">
<string key="title"> Default</string>
<modifierMask key="keyEquivalentModifierMask"/>
<connections>
<action selector="makeTextWritingDirectionNatural:" target="Ady-hI-5gd" id="lPI-Se-ZHp"/>
</connections>
</menuItem>
<menuItem id="BgM-ve-c93">
<string key="title"> Left to Right</string>
<modifierMask key="keyEquivalentModifierMask"/>
<connections>
<action selector="makeTextWritingDirectionLeftToRight:" target="Ady-hI-5gd" id="caW-Bv-w94"/>
</connections>
</menuItem>
<menuItem id="RB4-Sm-HuC">
<string key="title"> Right to Left</string>
<modifierMask key="keyEquivalentModifierMask"/>
<connections>
<action selector="makeTextWritingDirectionRightToLeft:" target="Ady-hI-5gd" id="EXD-6r-ZUu"/>
</connections>
</menuItem>
</items>
</menu>
</menuItem>
<menuItem isSeparatorItem="YES" id="fKy-g9-1gm"/>
<menuItem title="Show Ruler" id="vLm-3I-IUL">
<modifierMask key="keyEquivalentModifierMask"/>
<connections>
<action selector="toggleRuler:" target="Ady-hI-5gd" id="FOx-HJ-KwY"/>
</connections>
</menuItem>
<menuItem title="Copy Ruler" keyEquivalent="c" id="MkV-Pr-PK5">
<modifierMask key="keyEquivalentModifierMask" control="YES" command="YES"/>
<connections>
<action selector="copyRuler:" target="Ady-hI-5gd" id="71i-fW-3W2"/>
</connections>
</menuItem>
<menuItem title="Paste Ruler" keyEquivalent="v" id="LVM-kO-fVI">
<modifierMask key="keyEquivalentModifierMask" control="YES" command="YES"/>
<connections>
<action selector="pasteRuler:" target="Ady-hI-5gd" id="cSh-wd-qM2"/>
</connections>
</menuItem>
</items>
</menu>
</menuItem>
</items>
</menu>
</menuItem>
<menuItem title="View" id="H8h-7b-M4v">
<modifierMask key="keyEquivalentModifierMask"/>
<menu key="submenu" title="View" id="HyV-fh-RgO">
<items>
<menuItem title="Show Toolbar" keyEquivalent="t" id="snW-S8-Cw5">
<modifierMask key="keyEquivalentModifierMask" option="YES" command="YES"/>
<connections>
<action selector="toggleToolbarShown:" target="Ady-hI-5gd" id="BXY-wc-z0C"/>
</connections>
</menuItem>
<menuItem title="Customize Toolbar…" id="1UK-8n-QPP">
<modifierMask key="keyEquivalentModifierMask"/>
<connections>
<action selector="runToolbarCustomizationPalette:" target="Ady-hI-5gd" id="pQI-g3-MTW"/>
</connections>
</menuItem>
<menuItem isSeparatorItem="YES" id="hB3-LF-h0Y"/>
<menuItem title="Show Sidebar" keyEquivalent="s" id="kIP-vf-haE">
<modifierMask key="keyEquivalentModifierMask" control="YES" command="YES"/>
<connections>
<action selector="toggleSidebar:" target="Ady-hI-5gd" id="iwa-gc-5KM"/>
</connections>
</menuItem>
<menuItem title="Enter Full Screen" keyEquivalent="f" id="4J7-dP-txa">
<modifierMask key="keyEquivalentModifierMask" control="YES" command="YES"/>
<connections>
<action selector="toggleFullScreen:" target="Ady-hI-5gd" id="dU3-MA-1Rq"/>
</connections>
</menuItem>
</items>
</menu>
</menuItem>
<menuItem title="Window" id="aUF-d1-5bR">
<modifierMask key="keyEquivalentModifierMask"/>
<menu key="submenu" title="Window" systemMenu="window" id="Td7-aD-5lo">
<items>
<menuItem title="Minimize" keyEquivalent="m" id="OY7-WF-poV">
<connections>
<action selector="performMiniaturize:" target="Ady-hI-5gd" id="VwT-WD-YPe"/>
</connections>
</menuItem>
<menuItem title="Zoom" id="R4o-n2-Eq4">
<modifierMask key="keyEquivalentModifierMask"/>
<connections>
<action selector="performZoom:" target="Ady-hI-5gd" id="DIl-cC-cCs"/>
</connections>
</menuItem>
<menuItem isSeparatorItem="YES" id="eu3-7i-yIM"/>
<menuItem title="Bring All to Front" id="LE2-aR-0XJ">
<modifierMask key="keyEquivalentModifierMask"/>
<connections>
<action selector="arrangeInFront:" target="Ady-hI-5gd" id="DRN-fu-gQh"/>
</connections>
</menuItem>
</items>
</menu>
</menuItem>
<menuItem title="Help" id="wpr-3q-Mcd">
<modifierMask key="keyEquivalentModifierMask"/>
<menu key="submenu" title="Help" systemMenu="help" id="F2S-fz-NVQ">
<items>
<menuItem title="Image2ESL Help" keyEquivalent="?" id="FKE-Sm-Kum">
<connections>
<action selector="showHelp:" target="Ady-hI-5gd" id="y7X-2Q-9no"/>
</connections>
</menuItem>
</items>
</menu>
</menuItem>
</items>
</menu>
<connections>
<outlet property="delegate" destination="Voe-Tx-rLC" id="PrD-fu-P6m"/>
</connections>
</application>
<customObject id="Voe-Tx-rLC" customClass="AppDelegate"/>
<customObject id="YLy-65-1bz" customClass="NSFontManager"/>
<customObject id="Ady-hI-5gd" userLabel="First Responder" customClass="NSResponder" sceneMemberID="firstResponder"/>
</objects>
<point key="canvasLocation" x="75" y="0.0"/>
</scene>
<!--Window Controller-->
<scene sceneID="R2V-B0-nI4">
<objects>
<windowController id="B8D-0N-5wS" sceneMemberID="viewController">
<window key="window" title="Image2ESL" allowsToolTipsWhenApplicationIsInactive="NO" autorecalculatesKeyViewLoop="NO" releasedWhenClosed="NO" visibleAtLaunch="NO" animationBehavior="default" id="IQv-IB-iLA">
<windowStyleMask key="styleMask" titled="YES" closable="YES" miniaturizable="YES" resizable="YES"/>
<windowPositionMask key="initialPositionMask" leftStrut="YES" rightStrut="YES" topStrut="YES" bottomStrut="YES"/>
<rect key="contentRect" x="196" y="240" width="480" height="270"/>
<rect key="screenRect" x="0.0" y="0.0" width="1680" height="1027"/>
<connections>
<outlet property="delegate" destination="B8D-0N-5wS" id="98r-iN-zZc"/>
</connections>
</window>
<connections>
<segue destination="XfG-lQ-9wD" kind="relationship" relationship="window.shadowedContentViewController" id="cq2-FE-JQM"/>
</connections>
</windowController>
<customObject id="Oky-zY-oP4" userLabel="First Responder" customClass="NSResponder" sceneMemberID="firstResponder"/>
</objects>
<point key="canvasLocation" x="75" y="250"/>
</scene>
<!--View Controller-->
<scene sceneID="hIz-AP-VOD">
<objects>
<viewController id="XfG-lQ-9wD" customClass="ViewController" sceneMemberID="viewController">
<view key="view" id="m2S-Jp-Qdl">
<rect key="frame" x="0.0" y="0.0" width="640" height="480"/>
<autoresizingMask key="autoresizingMask"/>
<subviews>
<button verticalHuggingPriority="750" fixedFrame="YES" translatesAutoresizingMaskIntoConstraints="NO" id="rga-zO-Ac4">
<rect key="frame" x="36" y="433" width="85" height="32"/>
<autoresizingMask key="autoresizingMask" flexibleMaxX="YES" flexibleMinY="YES"/>
<buttonCell key="cell" type="push" title="Connect" bezelStyle="rounded" alignment="center" borderStyle="border" imageScaling="proportionallyDown" inset="2" id="Mbh-Sd-bfa">
<behavior key="behavior" pushIn="YES" lightByBackground="YES" lightByGray="YES"/>
<font key="font" metaFont="system"/>
</buttonCell>
<connections>
<action selector="ConnectPushed:" target="XfG-lQ-9wD" id="z64-do-UO9"/>
</connections>
</button>
<button verticalHuggingPriority="750" fixedFrame="YES" translatesAutoresizingMaskIntoConstraints="NO" id="jeq-af-i1g">
<rect key="frame" x="520" y="433" width="85" height="32"/>
<autoresizingMask key="autoresizingMask" flexibleMaxX="YES" flexibleMinY="YES"/>
<buttonCell key="cell" type="push" title="Send" bezelStyle="rounded" alignment="center" borderStyle="border" imageScaling="proportionallyDown" inset="2" id="zur-6x-z3a">
<behavior key="behavior" pushIn="YES" lightByBackground="YES" lightByGray="YES"/>
<font key="font" metaFont="system"/>
</buttonCell>
<connections>
<action selector="TransmitPushed:" target="XfG-lQ-9wD" id="CJm-ow-CN7"/>
</connections>
</button>
<customView fixedFrame="YES" translatesAutoresizingMaskIntoConstraints="NO" id="Tbk-tW-0yl" customClass="DragDropView">
<rect key="frame" x="0.0" y="0.0" width="640" height="480"/>
<autoresizingMask key="autoresizingMask" flexibleMaxX="YES" flexibleMinY="YES"/>
<subviews>
<imageView horizontalHuggingPriority="251" verticalHuggingPriority="251" fixedFrame="YES" translatesAutoresizingMaskIntoConstraints="NO" id="Cg3-ap-Mtc">
<rect key="frame" x="32" y="26" width="576" height="400"/>
<autoresizingMask key="autoresizingMask" flexibleMaxX="YES" flexibleMinY="YES"/>
<imageCell key="cell" refusesFirstResponder="YES" alignment="left" id="0sY-8m-yCI"/>
</imageView>
<textField horizontalHuggingPriority="251" verticalHuggingPriority="750" fixedFrame="YES" translatesAutoresizingMaskIntoConstraints="NO" id="Zys-OO-ldj">
<rect key="frame" x="117" y="444" width="407" height="16"/>
<autoresizingMask key="autoresizingMask" flexibleMaxX="YES" flexibleMinY="YES"/>
<textFieldCell key="cell" lineBreakMode="clipping" alignment="center" title="Connect, then drop an image here" id="YJt-pB-cZE">
<font key="font" metaFont="system"/>
<color key="textColor" name="labelColor" catalog="System" colorSpace="catalog"/>
<color key="backgroundColor" name="textBackgroundColor" catalog="System" colorSpace="catalog"/>
</textFieldCell>
</textField>
<button verticalHuggingPriority="750" fixedFrame="YES" translatesAutoresizingMaskIntoConstraints="NO" id="6BC-bo-6dw">
<rect key="frame" x="520" y="399" width="85" height="32"/>
<autoresizingMask key="autoresizingMask" flexibleMaxX="YES" flexibleMinY="YES"/>
<buttonCell key="cell" type="push" title="Erase" bezelStyle="rounded" alignment="center" borderStyle="border" imageScaling="proportionallyDown" inset="2" id="HlI-n9-iHH">
<behavior key="behavior" pushIn="YES" lightByBackground="YES" lightByGray="YES"/>
<font key="font" metaFont="system"/>
</buttonCell>
<connections>
<action selector="FeedPushed:" target="XfG-lQ-9wD" id="1kl-WU-vGC"/>
</connections>
</button>
<button verticalHuggingPriority="750" fixedFrame="YES" translatesAutoresizingMaskIntoConstraints="NO" id="3Pt-xg-CtN">
<rect key="frame" x="41" y="405" width="88" height="18"/>
<autoresizingMask key="autoresizingMask" flexibleMaxX="YES" flexibleMinY="YES"/>
<buttonCell key="cell" type="check" title="Dither" bezelStyle="regularSquare" imagePosition="left" state="on" inset="2" id="rQR-9o-KBP">
<behavior key="behavior" changeContents="YES" doesNotDimImage="YES" lightByContents="YES"/>
<font key="font" metaFont="system"/>
</buttonCell>
</button>
</subviews>
</customView>
</subviews>
</view>
<connections>
<outlet property="DitherCheck" destination="rQR-9o-KBP" id="dN9-Lg-QK1"/>
<outlet property="StatusLabel" destination="Zys-OO-ldj" id="UMQ-Cb-uEF"/>
<outlet property="myImage" destination="Cg3-ap-Mtc" id="emA-AS-2a8"/>
</connections>
</viewController>
<customObject id="rPt-NT-nkU" userLabel="First Responder" customClass="NSResponder" sceneMemberID="firstResponder"/>
</objects>
<point key="canvasLocation" x="75" y="655"/>
</scene>
</scenes>
</document>

36
Image2ESL/Image2ESL/MyBLE.h Normal file
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//
// MyBLE.h
// Image2ESL
//
// Created by Larry Bank
// Copyright (c) 2021 BitBank Software Inc. All rights reserved.
//
#import <Foundation/Foundation.h>
#import "CoreBluetooth/CoreBluetooth.h"
#import <Foundation/Foundation.h>
NS_ASSUME_NONNULL_BEGIN
@interface MyBLE : NSObject <CBCentralManagerDelegate>
@property (nonatomic, strong) CBCentralManager *centralManager;
- (instancetype)init;
- (void)startScan;
- (void)writeData: (uint8_t *)pData withLength:(int)len withResponse:(bool)response;
- (NSString *)getName;
- (bool)isConnected;
@property (retain) NSMutableArray *discoveredPeripherals;
@property (strong, nonatomic) CBCentralManager * manager;
@property (atomic) int count;
@property (nonatomic) dispatch_queue_t bleQueue;
@property (nonatomic) CBPeripheral *myPeripheral;
@property (nonatomic) CBCharacteristic *myChar;
@property (nonatomic) bool bConnected;
@property (copy) NSString *manufacturer;
@end
NS_ASSUME_NONNULL_END

206
Image2ESL/Image2ESL/MyBLE.m Normal file
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//
// MyBLE.m
// Image2ESL
//
// Created by Larry Bank
// Copyright (c) 2021 BitBank Software Inc. All rights reserved.
//
#import "MyBLE.h"
static NSString *ESLService = @"13187b10-eba9-a3ba-044e-83d3217d9a38";
static NSString *ESLChar = @"4b646063-6264-f3a7-8941-e65356ea82fe";
@implementation MyBLE
- (instancetype)init
{
_bConnected = false;
self.centralManager = [[CBCentralManager alloc] initWithDelegate:self queue:nil];
// return [self initWithQueue:nil];
self.discoveredPeripherals = [NSMutableArray array];
self = [super init];
return self;
}
- (void)dealloc
{
[self.centralManager stopScan];
// [_manager dealloc]
}
- (bool)isConnected
{
return _bConnected;
} /* isConnected */
- (NSString *)getName
{
return [_myPeripheral name];
} /* getName */
- (void)centralManager:(CBCentralManager *)central
didDiscoverPeripheral:(CBPeripheral *)aPeripheral
advertisementData:(NSDictionary *)advertisementData
RSSI:(NSNumber *)RSSI
{
NSMutableArray *peripherals = [self mutableArrayValueForKey:@"discoveredPeripherals"];
const char* deviceName = [[aPeripheral name] cStringUsingEncoding:NSASCIIStringEncoding];
if (deviceName) printf("Found device: %s\n", deviceName);
if( deviceName && ![self.discoveredPeripherals containsObject:aPeripheral])
{
// check if it's one of the supported name
if (memcmp(deviceName, "ESL", 3) == 0) {
printf("Found a supported e-ink label: %s, connecting...\n", deviceName);
[peripherals addObject:aPeripheral];
[self.discoveredPeripherals addObject:aPeripheral];
[self connectToPeripheral: aPeripheral];
}
}
}
//------------------------------------------------------------------------------
- (void) centralManager: (CBCentralManager *)central
didConnectPeripheral: (CBPeripheral *)aPeripheral
{
[aPeripheral setDelegate:self];
[aPeripheral discoverServices:nil];
}
- (void) centralManager:(CBCentralManager *)central
didRetrievePeripherals:(NSArray *)peripherals
{
NSLog(@"Retrieved peripheral: %lu - %@", [peripherals count], peripherals);
[self.centralManager stopScan];
/* If there are any known devices, automatically connect to it.*/
if([peripherals count] >=1)
{
_myPeripheral = [peripherals objectAtIndex:0];
[self.centralManager connectPeripheral:_myPeripheral
options:nil];
}
}
//------------------------------------------------------------------------------
- (void)centralManagerDidUpdateState:(CBCentralManager *)manager
{
}
//------------------------------------------------------------------------------
// Invoked whenever an existing connection with the peripheral is torn down.
- (void) centralManager: (CBCentralManager *)central
didDisconnectPeripheral: (CBPeripheral *)aPeripheral
error: (NSError *)error
{
printf("didDisconnectPeripheral\n");
_bConnected = NO;
[[NSNotificationCenter defaultCenter] postNotificationName:@"StatusChangedNotification"
object:self userInfo:nil];
}
//------------------------------------------------------------------------------
/// Invoked whenever the central manager fails to create a connection with the peripheral.
- (void) centralManager: (CBCentralManager *)central didFailToConnectPeripheral:(CBPeripheral *)aPeripheral
error:(NSError *)error
{
NSLog(@"Fail to connect to peripheral: %@ with error = %@", aPeripheral, [error localizedDescription]);
}
//------------------------------------------------------------------------------
- (void) startScan
{
NSLog(@"Start scanning");
[self.centralManager scanForPeripheralsWithServices: nil options: nil];
} /* startScan */
- (void) connectToPeripheral: (CBPeripheral *)aPeripheral
{
[self.centralManager stopScan];
_myPeripheral = aPeripheral;
NSDictionary *connectOptions = @{
CBConnectPeripheralOptionNotifyOnConnectionKey: @YES,
CBConnectPeripheralOptionNotifyOnDisconnectionKey: @YES,
CBConnectPeripheralOptionNotifyOnNotificationKey: @YES,
// CBConnectPeripheralOptionEnableTransportBridgingKey:,
// CBConnectPeripheralOptionRequiresANCS:,
CBConnectPeripheralOptionStartDelayKey: @0
};
[self.centralManager connectPeripheral:_myPeripheral options:connectOptions];
}
// Invoked upon completion of a -[discoverServices:] request.
// Discover available characteristics on interested services
- (void) peripheral: (CBPeripheral *)aPeripheral
didDiscoverServices:(NSError *)error
{
for (CBService *aService in aPeripheral.services)
{
NSLog(@"Service found with UUID: %@", aService.UUID);
[aPeripheral discoverCharacteristics:nil forService:aService];
}
}
//------------------------------------------------------------------------------
// Invoked upon completion of a -[discoverCharacteristics:forService:] request.
// Perform appropriate operations on interested characteristics
- (void) peripheral: (CBPeripheral *)aPeripheral didDiscoverCharacteristicsForService:(CBService *)service error:(NSError *)error
{
for (CBCharacteristic *aChar in service.characteristics)
{
NSLog(@"Service: %@ with Char: %@", [aChar service].UUID, aChar.UUID);
CBUUID *theSvc = [CBUUID UUIDWithString:ESLService];
CBUUID *theChr = [CBUUID UUIDWithString:ESLChar];
if ([[aChar service].UUID isEqual:theSvc] && [aChar.UUID isEqual:theChr]) {
printf("Found the service+char we're looking for!\n");
_myChar = aChar; // keep these since we will need them for communicating
_bConnected = YES; // indicates that we're ready to send data
[[NSNotificationCenter defaultCenter] postNotificationName:@"StatusChangedNotification"
object:self userInfo:nil];
}
}
}
// Invoked upon completion of a -[readValueForCharacteristic:] request or on the reception of a notification/indication.
- (void) peripheral: (CBPeripheral *)aPeripheral didUpdateValueForCharacteristic:(CBCharacteristic *)characteristic error:(NSError *)error
{
[self printCharacteristicData:characteristic];
}
- (void) printCharacteristicData: (CBCharacteristic *)characteristic
{
#if DEBUG_MODE
NSLog(@"Read Characteristics: %@", characteristic.UUID);
NSLog(@"%@", [characteristic description]);
#endif
NSData * updatedValue = characteristic.value;
printf("%s\n",(char*)updatedValue.bytes);
}
- (void) peripheral: (CBPeripheral *)peripheral didDiscoverDescriptorsForCharacteristic:(CBDescriptor *)descriptor error:(NSError *)error
{
}
- (void)peripheral: (CBPeripheral *)peripheral didUpdateNotificationStateForCharacteristic:(CBCharacteristic *)characteristic error:(NSError *)error
{
}
- (void)peripheral: (CBPeripheral *)peripheral didModifyServices:(NSArray<CBService *> *)invalidatedServices
{
exit(0);
}
- (void)writeData: (uint8_t *)pData withLength:(int)len withResponse:(bool)response
{
NSData *myData = [NSData dataWithBytes:pData length:len];
if (response)
[_myPeripheral writeValue:myData forCharacteristic:_myChar type:CBCharacteristicWriteWithResponse];
else
[_myPeripheral writeValue:myData forCharacteristic:_myChar type:CBCharacteristicWriteWithoutResponse];
} /* writeData */
@end

27
Image2ESL/Image2ESL/ViewController.h Normal file
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//
// ViewController.h
// Image2ESL
//
// Created by Larry Bank
// Copyright (c) 2021 BitBank Software Inc. All rights reserved.
//
#import <Cocoa/Cocoa.h>
#import "DragDropView.h"
#import "MyBLE.h"
@interface ViewController : NSViewController
@property (nonatomic, retain) DragDropView *myview;
@property (nonatomic) NSString *filename;
@property (weak) IBOutlet NSImageView *myImage;
@property (weak) IBOutlet NSTextField *StatusLabel;
@property (weak) IBOutlet NSButtonCell *DitherCheck;
// Process a new file
- (void)processFile:(NSString *)path;
- (void)ditherFile:(NSNotification *) notification;
- (uint8_t *)DitherImage:(uint8_t*)pPixels width:(int)iWidth height:(int)iHeight pitch:(int)iSrcPitch dither:(bool)bDither;
- (void) sendImage;
@end

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//
// ViewController.m
// Image2ESL
//
// Created by Larry Bank
// Copyright (c) 2021 BitBank Software Inc. All rights reserved.
//
#import "ViewController.h"
#import "MyBLE.h"
MyBLE *BLEClass;
uint8_t contrast_lookup[256];
static uint8_t *pDithered = NULL; // Dithered image data ready to print
static int iWidth, iHeight; // size of the image that's ready to print
@implementation ViewController
- (void)viewDidLoad {
[super viewDidLoad];
// Do any additional setup after loading the view.
BLEClass = [[MyBLE alloc] init];
_myview = [DragDropView alloc];
_myview.myVC = self; // give DragDropView access to our methods
[[self view] addSubview:_myview];
[[NSNotificationCenter defaultCenter] addObserver:self
selector:@selector(ditherFile:)
name:@"PrintFileNotification"
object:nil];
[[NSNotificationCenter defaultCenter] addObserver:self
selector:@selector(statusChanged:)
name:@"StatusChangedNotification"
object:nil];
// [BLEClass startScan]; // scan and connect to any printers in the area
}
- (void)viewDidLayout {
// the outer frame size is known here, so set our drag/drop frame to the same size
// _myview.frame = NSMakeRect(0, 0, self.view.frame.size.width, self.view.frame.size.height);
[_myview initWithFrame:CGRectMake(0, 0, self.view.frame.size.width, self.view.frame.size.height)];
}
- (void)setRepresentedObject:(id)representedObject {
[super setRepresentedObject:representedObject];
// Update the view, if already loaded.
}
- (IBAction)FeedPushed:(NSButton *)sender {
NSLog(@"Erase!");
uint8_t ucTemp[4];
ucTemp[0] = 0x00; // erase memory
ucTemp[1] = 0xff; // to white
[BLEClass writeData:ucTemp withLength:2 withResponse:NO];
[NSThread sleepForTimeInterval: 0.01];
ucTemp[0] = 0x01; // send memory image to EPD
[BLEClass writeData:ucTemp withLength:1 withResponse:NO];
}
- (IBAction)ConnectPushed:(NSButton *)sender {
NSLog(@"Connect!");
[BLEClass startScan];
}
- (IBAction)TransmitPushed:(NSButton *)sender {
NSLog(@"Send!");
[self sendImage];
}
// Process a new file
- (void)processFile:(NSString *)path
{
_filename = [[NSString alloc] initWithString:path];
NSLog(@"User dropped file %@", _filename);
} /* processFile */
- (uint8_t *)DitherImage:(uint8_t*)pPixels width:(int)iWidth height:(int)iHeight pitch:(int)iSrcPitch dither:(bool)bDither
{
int x, y, xmask=0, iDestPitch=0;
int32_t cNew, lFErr, v=0, h;
int32_t e1,e2,e3,e4;
uint8_t cOut; // forward errors for gray
uint8_t *pSrc, *pDest, *errors, *pErrors=NULL, *d, *s; // destination 8bpp image
uint8_t pixelmask=0, shift=0;
uint8_t ucTemp[640];
errors = ucTemp; // plenty of space here for the bitmaps we'll generate
memset(ucTemp, 0, sizeof(ucTemp));
pSrc = pPixels; // write the new pixels over the original
iDestPitch = (iWidth+7)/8;
pDest = (uint8_t *)malloc(iDestPitch * iHeight);
pixelmask = 0x80;
shift = 1;
xmask = 7;
for (y=0; y<iHeight; y++)
{
s = &pSrc[y * iSrcPitch];
d = &pDest[y * iDestPitch];
pErrors = &errors[1]; // point to second pixel to avoid boundary check
lFErr = 0;
cOut = 0;
for (x=0; x<iWidth; x++)
{
cNew = *s++; // get grayscale uint8_t pixel
if (bDither) {
cNew = (cNew * 2)/3; // make white end of spectrum less "blown out"
// add forward error
cNew += lFErr;
if (cNew > 255) cNew = 255; // clip to uint8_t
}
cOut <<= shift; // pack new pixels into a byte
cOut |= (cNew >> (8-shift)); // keep top N bits
if ((x & xmask) == xmask) // store it when the byte is full
{
*d++ = ~cOut; // color is inverted
cOut = 0;
}
// calculate the Floyd-Steinberg error for this pixel
v = cNew - (cNew & pixelmask); // new error for N-bit gray output (always positive)
h = v >> 1;
e1 = (7*h)>>3; // 7/16
e2 = h - e1; // 1/16
e3 = (5*h) >> 3; // 5/16
e4 = h - e3; // 3/16
// distribute error to neighbors
lFErr = e1 + pErrors[1];
pErrors[1] = (uint8_t)e2;
pErrors[0] += e3;
pErrors[-1] += e4;
pErrors++;
} // for x
cOut <<= (8-(x & 7));
*d++ = ~cOut; // store partial byte
} // for y
return pDest;
} /* DitherImage */
//
// Send the image that was previously dithered
// to the connected ESL
//
- (void)sendImage
{
uint8_t uc, ucSrcMask, ucDestMask, *s, *d, ucTemp[32]; // holds each packet to send
int iPitch = (iHeight+7)/8;
int x, y;
if (pDithered == NULL) return; // no image to send
// Now send it to the ESL
ucTemp[0] = 0x02; // set byte pos
ucTemp[1] = ucTemp[2] = 0; // start of image
[BLEClass writeData:ucTemp withLength:3 withResponse:NO];
[NSThread sleepForTimeInterval: 0.01];
// transmit it rotated since the memory is laid out 90 degrees clockwise rotated
ucTemp[0] = 0x03; // image data
for (x=iWidth-1; x>=0; x--) {
ucSrcMask = (0x80 >> (x&7));
uc = 0xff;
ucDestMask = 0x80;
s = &pDithered[x>>3];
d = &ucTemp[1];
for (y=0; y<iHeight; y++) { // form the bytes of each line
if (s[0] & ucSrcMask)
uc &= ~ucDestMask;
ucDestMask >>= 1;
if (ucDestMask == 0) {
*d++ = uc; // store 8 bits of output
uc = 0xff;
ucDestMask = 0x80;
}
s += ((iWidth+7)>>3);
} // for y
*d++ = uc; // store last partial byte
[BLEClass writeData:ucTemp withLength:(iPitch+1) withResponse:NO];
[NSThread sleepForTimeInterval: 0.005];
} // for x
ucTemp[0] = 0x01; // display the new image data
[BLEClass writeData:ucTemp withLength:1 withResponse:NO];
} /* sendImage */
- (void)statusChanged:(NSNotification *) notification
{
if ([BLEClass isConnected]) {
_StatusLabel.stringValue = [NSString stringWithFormat:@"Connected to: %@", [BLEClass getName]];
} else {
_StatusLabel.stringValue = @"Disconnected";
}
} /* statusChanged */
- (void)ditherFile:(NSNotification *) notification
{
// load the file into an image object
NSData *theFileData = [[NSData alloc] initWithContentsOfFile:_filename options: NSDataReadingMappedAlways error: nil]; // read file into memory
if (theFileData) {
// decode the image into a bitmap
NSBitmapImageRep *bitmap = [[NSBitmapImageRep alloc] initWithData:theFileData];
if (bitmap) {
// convert to grayscale
NSColorSpace *targetColorSpace = [NSColorSpace genericGrayColorSpace];
NSBitmapImageRep *grayBitmap = [bitmap bitmapImageRepByConvertingToColorSpace: targetColorSpace renderingIntent: NSColorRenderingIntentDefault];
int iOriginalWidth, iOriginalHeight;
iOriginalWidth = bitmap.size.width;
iOriginalHeight = bitmap.size.height;
iWidth = 250; // ESL width in pixels
iHeight = 122;
NSSize newSize;
newSize.width = iWidth;
newSize.height = iHeight;
// now resize it
NSBitmapImageRep *rep = [[NSBitmapImageRep alloc]
initWithBitmapDataPlanes:NULL
pixelsWide:newSize.width
pixelsHigh:newSize.height
bitsPerSample:8
samplesPerPixel:1
hasAlpha:NO
isPlanar:NO
colorSpaceName:NSCalibratedWhiteColorSpace
bytesPerRow:0
bitsPerPixel:0];
rep.size = newSize;
[NSGraphicsContext saveGraphicsState];
[NSGraphicsContext setCurrentContext:[NSGraphicsContext graphicsContextWithBitmapImageRep:rep]];
[grayBitmap drawInRect:NSMakeRect(0, 0, newSize.width, newSize.height)];
[NSGraphicsContext restoreGraphicsState];
uint8_t *pPixels = [rep bitmapData];
if (pDithered) free(pDithered);
bool bDither = (_DitherCheck.state == NSControlStateValueOn);
pDithered = [self DitherImage:pPixels width:iWidth height:iHeight pitch:(int)rep.bytesPerRow dither:bDither];
// Create a preview image
// convert the 1-bpp image to 8-bit grayscale so that we can show it in the preview window
uint8_t *pGray = (uint8_t *)malloc((iWidth+7) * iHeight);
int x, y;
uint8_t c, ucMask, *s, *d;
for (y=0; y<iHeight; y++) {
s = &pDithered[y * ((iWidth+7)/8)];
d = &pGray[iWidth * y];
ucMask = 0x80;
c = *s++;
for (x=0; x<iWidth; x++) {
if (c & ucMask)
*d++ = 0;
else
*d++ = 0xff;
ucMask >>= 1;
if (ucMask == 0) {
ucMask = 0x80;
c = *s++;
}
} // for x
} // for y
// make an NSImage out of the grayscale bitmap
CGColorSpaceRef colorSpace;
CGContextRef gtx;
NSUInteger bitsPerComponent = 8;
NSUInteger bytesPerRow = iWidth;
colorSpace = CGColorSpaceCreateDeviceGray();
gtx = CGBitmapContextCreate(pGray, iWidth, iHeight, bitsPerComponent, bytesPerRow, colorSpace, kCGBitmapByteOrderDefault | kCGImageAlphaNone);
CGImageRef myimage = CGBitmapContextCreateImage(gtx);
// CGContextSetInterpolationQuality(gtx, kCGInterpolationNone);
NSImage *image = [[NSImage alloc]initWithCGImage:myimage size:NSZeroSize];
_myImage.image = image; // set it into the image view
// Free temp objects
CGColorSpaceRelease(colorSpace);
CGContextRelease(gtx);
CGImageRelease(myimage);
free(pGray);
}
}
} /* ditherFile*/
@end

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//
// main.m
// Image2ESL
//
// Created by Larry Bank
// Copyright (c) 2021 BitBank Software Inc. All rights reserved.
//
#import <Cocoa/Cocoa.h>
int main(int argc, const char * argv[]) {
@autoreleasepool {
// Setup code that might create autoreleased objects goes here.
}
return NSApplicationMain(argc, argv);
}