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      1 /*
      2  * Copyright (C) 2010 Apple Inc. All rights reserved.
      3  *
      4  * Redistribution and use in source and binary forms, with or without
      5  * modification, are permitted provided that the following conditions
      6  * are met:
      7  * 1. Redistributions of source code must retain the above copyright
      8  *    notice, this list of conditions and the following disclaimer.
      9  * 2. Redistributions in binary form must reproduce the above copyright
     10  *    notice, this list of conditions and the following disclaimer in the
     11  *    documentation and/or other materials provided with the distribution.
     12  *
     13  * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
     14  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     16  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
     17  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
     18  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
     19  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
     20  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
     21  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     23  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     24  */
     25 
     26 #include "PluginObject.h"
     27 
     28 
     29 #include <QuartzCore/QuartzCore.h>
     30 
     31 @interface TestPluginLayer : CALayer
     32 @end
     33 
     34 @implementation TestPluginLayer
     35 
     36 - (void)drawInContext:(CGContextRef)context
     37 {
     38     CGRect bounds = [self bounds];
     39     const char* text = "Test Plug-in";
     40     CGContextSelectFont(context, "Helvetica", 24, kCGEncodingMacRoman);
     41     CGContextShowTextAtPoint(context, bounds.origin.x + 3.0f, bounds.origin.y + bounds.size.height - 30.0f, text, strlen(text));
     42 }
     43 
     44 @end
     45 
     46 void* createCoreAnimationLayer()
     47 {
     48     CALayer *caLayer = [[TestPluginLayer alloc] init];
     49 
     50     NSNull *nullValue = [NSNull null];
     51     NSDictionary *actions = [NSDictionary dictionaryWithObjectsAndKeys:
     52                              nullValue, @"anchorPoint",
     53                              nullValue, @"bounds",
     54                              nullValue, @"contents",
     55                              nullValue, @"contentsRect",
     56                              nullValue, @"opacity",
     57                              nullValue, @"position",
     58                              nullValue, @"shadowColor",
     59                              nullValue, @"sublayerTransform",
     60                              nullValue, @"sublayers",
     61                              nullValue, @"transform",
     62                              nullValue, @"zPosition",
     63                              nil];
     64     // Turn off default animations.
     65     [caLayer setStyle:[NSDictionary dictionaryWithObject:actions forKey:@"actions"]];
     66     [caLayer setNeedsDisplayOnBoundsChange:YES];
     67 
     68     [caLayer setBounds:CGRectMake(0, 0, 200, 100)];
     69     [caLayer setAnchorPoint:CGPointZero];
     70 
     71     CGColorRef color = CGColorCreateGenericRGB(0.5, 0.5, 1, 1);
     72     [caLayer setBackgroundColor:color];
     73     CGColorRelease(color);
     74 
     75     [caLayer setLayoutManager:[CAConstraintLayoutManager layoutManager]];
     76 
     77     CALayer *sublayer = [CALayer layer];
     78     // Turn off default animations.
     79     [sublayer setStyle:[NSDictionary dictionaryWithObject:actions forKey:@"actions"]];
     80 
     81     color = CGColorCreateGenericRGB(0, 0, 0, 0.75);
     82     [sublayer setBackgroundColor:color];
     83     CGColorRelease(color);
     84     [sublayer setBounds:CGRectMake(0, 0, 180, 20)];
     85 
     86     [sublayer addConstraint:[CAConstraint constraintWithAttribute:kCAConstraintMinY
     87                                                      relativeTo:@"superlayer"
     88                                                       attribute:kCAConstraintMinY]];
     89     [sublayer addConstraint:[CAConstraint constraintWithAttribute:kCAConstraintMinX
     90                                                      relativeTo:@"superlayer"
     91                                                       attribute:kCAConstraintMinX]];
     92     [sublayer addConstraint:[CAConstraint constraintWithAttribute:kCAConstraintMaxX
     93                                                      relativeTo:@"superlayer"
     94                                                       attribute:kCAConstraintMaxX]];
     95 
     96     [caLayer addSublayer:sublayer];
     97     return caLayer;
     98 }
     99 
    100 
    101