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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "content/browser/renderer_host/render_widget_host_view_mac.h" | 5 #include "content/browser/renderer_host/render_widget_host_view_mac.h" |
6 | 6 |
7 #include <QuartzCore/QuartzCore.h> | 7 #include <QuartzCore/QuartzCore.h> |
8 | 8 |
9 #include "base/bind.h" | 9 #include "base/bind.h" |
10 #include "base/bind_helpers.h" | 10 #include "base/bind_helpers.h" |
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2616 if (!paintRect.IsEmpty()) { | 2616 if (!paintRect.IsEmpty()) { |
2617 // if we have a CGLayer, draw that into the window | 2617 // if we have a CGLayer, draw that into the window |
2618 if (backingStore->cg_layer()) { | 2618 if (backingStore->cg_layer()) { |
2619 // TODO: add clipping to dirtyRect if it improves drawing performance. | 2619 // TODO: add clipping to dirtyRect if it improves drawing performance. |
2620 CGContextDrawLayerAtPoint(context, CGPointMake(0.0, yOffset), | 2620 CGContextDrawLayerAtPoint(context, CGPointMake(0.0, yOffset), |
2621 backingStore->cg_layer()); | 2621 backingStore->cg_layer()); |
2622 } else { | 2622 } else { |
2623 // if we haven't created a layer yet, draw the cached bitmap into | 2623 // if we haven't created a layer yet, draw the cached bitmap into |
2624 // the window. The CGLayer will be created the next time the renderer | 2624 // the window. The CGLayer will be created the next time the renderer |
2625 // paints. | 2625 // paints. |
2626 base::mac::ScopedCFTypeRef<CGImageRef> image( | 2626 base::ScopedCFTypeRef<CGImageRef> image( |
2627 CGBitmapContextCreateImage(backingStore->cg_bitmap())); | 2627 CGBitmapContextCreateImage(backingStore->cg_bitmap())); |
2628 CGRect imageRect = bitmapRect.ToCGRect(); | 2628 CGRect imageRect = bitmapRect.ToCGRect(); |
2629 imageRect.origin.y = yOffset; | 2629 imageRect.origin.y = yOffset; |
2630 CGContextDrawImage(context, imageRect, image); | 2630 CGContextDrawImage(context, imageRect, image); |
2631 } | 2631 } |
2632 } | 2632 } |
2633 | 2633 |
2634 renderWidgetHostView_->FrameSwapped(); | 2634 renderWidgetHostView_->FrameSwapped(); |
2635 | 2635 |
2636 // Fill the remaining portion of the damagedRect with white | 2636 // Fill the remaining portion of the damagedRect with white |
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3717 return YES; | 3717 return YES; |
3718 } | 3718 } |
3719 | 3719 |
3720 - (BOOL)isOpaque { | 3720 - (BOOL)isOpaque { |
3721 if (renderWidgetHostView_->use_core_animation_) | 3721 if (renderWidgetHostView_->use_core_animation_) |
3722 return YES; | 3722 return YES; |
3723 return [super isOpaque]; | 3723 return [super isOpaque]; |
3724 } | 3724 } |
3725 | 3725 |
3726 @end | 3726 @end |
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