[iphone]Original iPhone project moved into dedicated subfolders iphone/Barcodes

[zxing.git] / iphone / Barcodes / Classes / ParsedResult.m

diff --git a/iphone/Barcodes/Classes/ParsedResult.m b/iphone/Barcodes/Classes/ParsedResult.m
new file mode 100644 (file)
index 0000000..4d4494d
--- /dev/null
+++ b/iphone/Barcodes/Classes/ParsedResult.m
@@ -0,0 +1,104 @@
+//
+//  ParsedResult.m
+//  ZXing
+//
+//  Created by Christian Brunschen on 22/05/2008.
+/*
+ * Copyright 2008 ZXing authors
+ *
+ * Licensed 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 "ParsedResult.h"
+
+#import "TextParsedResult.h"
+#import "TelParsedResult.h"
+#import "EmailParsedResult.h"
+#import "BusinessCardParsedResult.h"
+#import "URIParsedResult.h"
+#import "GeoParsedResult.h"
+
+#import "UIKit/UIStringDrawing.h"
+#import <math.h>
+
+@implementation ParsedResult
+
+static NSMutableDictionary *iconsByClass = nil;
+
++ (NSString *)typeName {
+  return NSStringFromClass(self);
+}
+
+- (NSString *)stringForDisplay {
+  return @"{none}";
+}
+
+#define ICON_SIZE 40
+#define ICON_INSIDE 36
+
++ (UIImage *)icon {
+  if (iconsByClass == nil) {
+    iconsByClass = [[NSMutableDictionary alloc] initWithCapacity:16];
+  }
+  UIImage *icon = [iconsByClass objectForKey:[self class]];
+  if (icon == nil) {
+    UIGraphicsBeginImageContext(CGSizeMake(ICON_SIZE, ICON_SIZE));
+    CGContextRef ctx = UIGraphicsGetCurrentContext();
+    
+    [[UIColor lightGrayColor] set];
+    UIRectFill(CGRectMake(0, 0, ICON_SIZE, ICON_SIZE));
+    
+    [[UIColor blackColor] set];
+    NSString *s = [[self class] typeName];
+    UIFont *font = [UIFont systemFontOfSize:16];
+    CGSize stringSize = [s sizeWithFont:font];
+    float xScale = fminf(1.0, ICON_INSIDE / stringSize.width);
+    float yScale = fminf(1.0, ICON_INSIDE / stringSize.height);
+    
+    CGContextTranslateCTM(ctx, (ICON_SIZE / 2), (ICON_SIZE / 2));
+    CGContextRotateCTM(ctx, -M_PI / 6.0);
+    CGContextScaleCTM(ctx, xScale, yScale);
+    CGContextTranslateCTM(ctx, 
+                          -(stringSize.width)/2.0, 
+                          -(stringSize.height)/2.0);
+    
+    [s drawAtPoint:CGPointMake(0, 0) withFont:font];
+    
+    icon = [UIGraphicsGetImageFromCurrentImageContext() retain];
+    [iconsByClass setObject:icon forKey:[self class]];
+    UIGraphicsEndImageContext();
+  }
+  return icon;
+}
+
+- (UIImage *)icon {
+  return [[self class] icon];
+}
+
+- (NSArray *)actions {
+  if (!actions) {
+    actions = [[NSMutableArray alloc] init];
+    [self populateActions];
+  }
+  return actions;
+}
+
+- (void) populateActions {
+}
+
+- (void) dealloc {
+  [actions release];
+  [super dealloc];
+}
+
+@end