Update ios code for version 0.8

src/ios/APPPrinterLayout.m

@@ -0,0 +1,101 @@
+/*
+ Copyright 2013 appPlant GmbH
+
+ Licensed to the Apache Software Foundation (ASF) under one
+ or more contributor license agreements.  See the NOTICE file
+ distributed with this work for additional information
+ regarding copyright ownership.  The ASF licenses this file
+ to you under the Apache License, Version 2.0 (the
+ "License"); you may not use this file except in compliance
+ with the License.  You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing,
+ software distributed under the License is distributed on an
+ "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ KIND, either express or implied.  See the License for the
+ specific language governing permissions and limitations
+ under the License.
+ */
+
+#import "APPPrinterLayout.h"
+
+@implementation APPPrinterLayout
+
+#pragma mark -
+#pragma mark Init
+
+- (id) initWithDictionary:(NSDictionary *)spec
+{
+    self = [self init];
+
+    NSDictionary* insests = spec[@"padding"];
+    double maxWidth       = [spec[@"maxWidth"] doubleValue];
+    double maxHeight      = [spec[@"maxHeight"] doubleValue];
+    double dots           = [self pointsPerUnit:spec[@"unit"]];
+
+    _contentInsets = UIEdgeInsetsMake(dots * [insests[@"top"] doubleValue],
+                                      dots * [insests[@"left"] doubleValue],
+                                      dots * [insests[@"bottom"] doubleValue],
+                                      dots * [insests[@"right"] doubleValue]);
+
+    _maximumContentWidth  = dots * maxWidth;
+
+    _maximumContentHeight = dots * maxHeight;
+
+    _pageIndex = [spec[@"page"] integerValue];
+
+    return self;
+}
+
+#pragma mark -
+#pragma mark Public
+
++ (UIPrintFormatter *) configureFormatter:(UIPrintFormatter *)formatter withLayoutFromDictionary:(NSDictionary *)spec
+{
+    id layout = [[self alloc] initWithDictionary:spec];
+
+    [layout configureFormatter:formatter];
+
+    return formatter;
+}
+
+- (void) configureFormatter:(UIPrintFormatter *)formatter
+{
+    if (_maximumContentHeight)
+    {
+        formatter.maximumContentHeight = _maximumContentHeight;
+    }
+
+    if (_maximumContentWidth)
+    {
+        formatter.maximumContentWidth = _maximumContentWidth;
+    }
+
+    formatter.perPageContentInsets = _contentInsets;
+}
+
+#pragma mark -
+#pragma mark Private
+
+- (double) pointsPerUnit:(NSString *)unit
+{
+    if ([unit isEqualToString:@"in"])
+        return 72.0;
+
+    if ([unit isEqualToString:@"mm"])
+        return 72.0 / 25.4;
+
+    if ([unit isEqualToString:@"cm"])
+        return 72.0 / 2.54;
+
+    if (![unit isEqualToString:@"pp"])
+    {
+        NSLog(@"[cordova-plugin-printer] unit not recogniced: %@", unit);
+    }
+
+    return 1.0;
+}
+
+@end