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      1 // Copyright 2014 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 /*
      6  * Copyright (C) 2010 Apple Inc. All rights reserved.
      7  *
      8  * Redistribution and use in source and binary forms, with or without
      9  * modification, are permitted provided that the following conditions
     10  * are met:
     11  * 1. Redistributions of source code must retain the above copyright
     12  *    notice, this list of conditions and the following disclaimer.
     13  * 2. Redistributions in binary form must reproduce the above copyright
     14  *    notice, this list of conditions and the following disclaimer in the
     15  *    documentation and/or other materials provided with the distribution.
     16  *
     17  * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
     18  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     20  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
     21  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
     22  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
     23  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
     24  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
     25  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     26  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     27  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     28  */
     29 
     30 #include "PluginObject.h"
     31 
     32 
     33 #include <QuartzCore/QuartzCore.h>
     34 
     35 @interface TestPluginLayer : CALayer
     36 @end
     37 
     38 @implementation TestPluginLayer
     39 
     40 - (void)drawInContext:(CGContextRef)context
     41 {
     42     CGRect bounds = [self bounds];
     43     const char* text = "Test Plug-in";
     44     CGContextSelectFont(context, "Helvetica", 24, kCGEncodingMacRoman);
     45     CGContextShowTextAtPoint(context,
     46                              bounds.origin.x + 3.0f,
     47                              bounds.origin.y + bounds.size.height - 30.0f,
     48                              text,
     49                              strlen(text));
     50 }
     51 
     52 @end
     53 
     54 void* createCoreAnimationLayer()
     55 {
     56     CALayer *caLayer = [[TestPluginLayer alloc] init];
     57 
     58     NSNull *nullValue = [NSNull null];
     59     NSDictionary *actions = [NSDictionary dictionaryWithObjectsAndKeys:
     60                              nullValue, @"anchorPoint",
     61                              nullValue, @"bounds",
     62                              nullValue, @"contents",
     63                              nullValue, @"contentsRect",
     64                              nullValue, @"opacity",
     65                              nullValue, @"position",
     66                              nullValue, @"shadowColor",
     67                              nullValue, @"sublayerTransform",
     68                              nullValue, @"sublayers",
     69                              nullValue, @"transform",
     70                              nullValue, @"zPosition",
     71                              nil];
     72     // Turn off default animations.
     73     [caLayer
     74         setStyle:[NSDictionary dictionaryWithObject:actions forKey:@"actions"]];
     75     [caLayer setNeedsDisplayOnBoundsChange:YES];
     76 
     77     [caLayer setBounds:CGRectMake(0, 0, 200, 100)];
     78     [caLayer setAnchorPoint:CGPointZero];
     79 
     80     CGColorRef color = CGColorCreateGenericRGB(0.5, 0.5, 1, 1);
     81     [caLayer setBackgroundColor:color];
     82     CGColorRelease(color);
     83 
     84     [caLayer setLayoutManager:[CAConstraintLayoutManager layoutManager]];
     85 
     86     CALayer *sublayer = [CALayer layer];
     87     // Turn off default animations.
     88     [sublayer
     89         setStyle:[NSDictionary dictionaryWithObject:actions forKey:@"actions"]];
     90 
     91     color = CGColorCreateGenericRGB(0, 0, 0, 0.75);
     92     [sublayer setBackgroundColor:color];
     93     CGColorRelease(color);
     94     [sublayer setBounds:CGRectMake(0, 0, 180, 20)];
     95 
     96     [sublayer
     97         addConstraint:[CAConstraint constraintWithAttribute:kCAConstraintMinY
     98                                                  relativeTo:@"superlayer"
     99                                                   attribute:kCAConstraintMinY]];
    100     [sublayer
    101         addConstraint:[CAConstraint constraintWithAttribute:kCAConstraintMinX
    102                                                  relativeTo:@"superlayer"
    103                                                   attribute:kCAConstraintMinX]];
    104     [sublayer
    105         addConstraint:[CAConstraint constraintWithAttribute:kCAConstraintMaxX
    106                                                  relativeTo:@"superlayer"
    107                                                   attribute:kCAConstraintMaxX]];
    108 
    109     [caLayer addSublayer:sublayer];
    110     return caLayer;
    111 }
    112