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71 lines
2.2 KiB
Mathematica
71 lines
2.2 KiB
Mathematica
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#import "ObjectTesting.h"
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#import <Foundation/NSAutoreleasePool.h>
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#import <Foundation/NSAffineTransform.h>
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#include <math.h>
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static BOOL eq(double d1, double d2)
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{
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if (abs(d1 - d2) < 0.000001)
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return YES;
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return NO;
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}
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int main()
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{
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NSAutoreleasePool *arp = [NSAutoreleasePool new];
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NSAffineTransform *testObj;
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NSAffineTransformStruct flip = {1.0,0.0,0.0,-1.0,0.0,0.0};
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NSMutableArray *testObjs = [NSMutableArray new];
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NSPoint p;
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NSSize s;
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testObj = [NSAffineTransform new];
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[testObjs addObject:testObj];
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PASS(testObj != nil, "can create a new transfor");
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test_NSObject(@"NSAffineTransform", testObjs);
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test_NSCoding(testObjs);
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test_NSCopying(@"NSAffineTransform", @"NSAffineTransform", testObjs, NO, YES);
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testObj = [NSAffineTransform transform];
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PASS(testObj != nil, "can create an autoreleased transform");
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[testObj setTransformStruct: flip];
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p = [testObj transformPoint: NSMakePoint(10,10)];
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PASS(eq(p.x, 10) && eq(p.y, -10), "flip transform inverts point y");
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s = [testObj transformSize: NSMakeSize(10,10)];
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PASS(s.width == 10 && s.height == -10, "flip transform inverts size height");
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p = [testObj transformPoint: p];
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s = [testObj transformSize: s];
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PASS(eq(p.x, 10) && eq(p.y, 10) && s.width == 10 && s.height == 10,
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"flip is reversible");
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testObj = [NSAffineTransform transform];
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[testObj translateXBy: 5.0 yBy: 6.0];
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p = [testObj transformPoint: NSMakePoint(10,10)];
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PASS(eq(p.x, 15.0) && eq(p.y, 16.0), "simple translate works");
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[testObj translateXBy: 5.0 yBy: 4.0];
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p = [testObj transformPoint: NSMakePoint(10,10)];
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PASS(eq(p.x, 20.0) && eq(p.y, 20.0), "two simple translates work");
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[testObj rotateByDegrees: 90.0];
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p = [testObj transformPoint: NSMakePoint(10,10)];
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PASS(eq(p.x, 0.0) && eq(p.y, 20.0), "translate and rotate works");
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testObj = [NSAffineTransform transform];
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[testObj rotateByDegrees: 90.0];
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p = [testObj transformPoint: NSMakePoint(10,10)];
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PASS(eq(p.x, -10.0) && eq(p.y, 10.0), "simple rotate works");
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[testObj translateXBy: 5.0 yBy: 6.0];
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p = [testObj transformPoint: NSMakePoint(10,10)];
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PASS(eq(p.x, -16.0) && eq(p.y, 15.0), "rotate and translate works");
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[arp release]; arp = nil;
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return 0;
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}
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