Oolite 1.91.0.7644-241112-7f5034b
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OOJSFont.m
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1/*
2
3OOJSFont.m
4
5
6Copyright (C) 2011-2013 Jens Ayton
7
8Permission is hereby granted, free of charge, to any person obtaining a copy
9of this software and associated documentation files (the "Software"), to deal
10in the Software without restriction, including without limitation the rights
11to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
12copies of the Software, and to permit persons to whom the Software is
13furnished to do so, subject to the following conditions:
14
15The above copyright notice and this permission notice shall be included in all
16copies or substantial portions of the Software.
17
18THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
19IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
20FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
21AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
22LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
23OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
24SOFTWARE.
25
26*/
27
28#import "OOJSFont.h"
30#import "HeadUpDisplay.h"
31
32
33static JSBool FontMeasureString(JSContext *context, uintN argc, jsval *vp);
34
35
36// MARK: Public
37
38void InitOOJSFont(JSContext *context, JSObject *global)
39{
40 JSObject *fontObject = JS_DefineObject(context, global, "defaultFont", NULL, NULL, OOJS_PROP_READONLY);
41 JS_DefineFunction(context, fontObject, "measureString", FontMeasureString, 1, OOJS_METHOD_READONLY);
42}
43
44
45// MARK: Methods
46
47static JSBool FontMeasureString(JSContext *context, uintN argc, jsval *vp)
48{
49 OOJS_NATIVE_ENTER(context)
50
51 if (EXPECT_NOT(argc < 1) || JSVAL_IS_VOID(OOJS_ARGV[0]))
52 {
53 jsval undefined = JSVAL_VOID;
54 OOJSReportBadArguments(context, nil, @"defaultFont.measureString", MIN(argc, 1U), &undefined, nil, @"string");
55 return NO;
56 }
57
59
61}
CGFloat OOStringWidthInEm(NSString *text)
#define EXPECT_NOT(x)
#define OOJS_NATIVE_ENTER(cx)
#define OOJS_NATIVE_EXIT
static JSBool FontMeasureString(JSContext *context, uintN argc, jsval *vp)
Definition OOJSFont.m:47
void InitOOJSFont(JSContext *context, JSObject *global)
Definition OOJSFont.m:38
#define OOJS_RETURN_DOUBLE(value)
NSString * OOStringFromJSValue(JSContext *context, jsval value)
#define OOJS_PROP_READONLY
#define OOJS_ARGV
void OOJSReportBadArguments(JSContext *context, NSString *scriptClass, NSString *function, uintN argc, jsval *argv, NSString *message, NSString *expectedArgsDescription)
#define OOJS_METHOD_READONLY
#define MIN(A, B)
Definition OOMaths.h:111
return nil