blob: eff192911b53a0ce9a6bfb94973e027029b64e3d [file] [log] [blame]
/*
* Copyright (C) 2005, 2008 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of
* its contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#import "WebRenderNode.h"
#import "WebFrameInternal.h"
#import <WebCore/Frame.h>
#import <WebCore/FrameLoaderClient.h>
#import <WebCore/RenderText.h>
#import <WebCore/RenderWidget.h>
#import <WebCore/RenderView.h>
#import <WebCore/Widget.h>
using namespace WebCore;
static WebRenderNode *copyRenderNode(RenderObject*);
@implementation WebRenderNode
- (id)_initWithCoreFrame:(Frame *)frame
{
[self release];
if (!frame->loader()->client()->hasHTMLView())
return nil;
RenderObject* renderer = frame->contentRenderer();
if (!renderer)
return nil;
return copyRenderNode(renderer);
}
- (id)_initWithName:(NSString *)n position:(NSPoint)p rect:(NSRect)r coreFrame:(Frame*)coreFrame children:(NSArray *)c
{
NSMutableArray *collectChildren;
self = [super init];
if (!self)
return nil;
collectChildren = [c mutableCopy];
name = [n retain];
rect = r;
absolutePosition = p;
if (coreFrame) {
WebRenderNode *node = [[WebRenderNode alloc] _initWithCoreFrame:coreFrame];
[collectChildren addObject:node];
[node release];
}
children = [collectChildren copy];
[collectChildren release];
return self;
}
static WebRenderNode *copyRenderNode(RenderObject* node)
{
NSMutableArray *children = [[NSMutableArray alloc] init];
for (RenderObject* child = node->firstChild(); child; child = child->nextSibling()) {
WebRenderNode *childCopy = copyRenderNode(child);
[children addObject:childCopy];
[childCopy release];
}
NSString *name = [[NSString alloc] initWithUTF8String:node->renderName()];
RenderWidget* renderWidget = node->isWidget() ? toRenderWidget(node) : 0;
Widget* widget = renderWidget ? renderWidget->widget() : 0;
FrameView* frameView = widget && widget->isFrameView() ? static_cast<FrameView*>(widget) : 0;
Frame* frame = frameView ? frameView->frame() : 0;
// FIXME: broken with transforms
FloatPoint absPos = node->localToAbsolute(FloatPoint());
int x = 0;
int y = 0;
int width = 0;
int height = 0;
if (node->isBox()) {
RenderBox* box = toRenderBox(node);
x = box->x();
y = box->y();
width = box->width();
height = box->height();
} else if (node->isText()) {
// FIXME: Preserve old behavior even though it's strange.
RenderText* text = toRenderText(node);
x = text->firstRunX();
y = text->firstRunY();
IntRect box = text->linesBoundingBox();
width = box.width();
height = box.height();
} else if (node->isRenderInline()) {
RenderBoxModelObject* inlineFlow = toRenderBoxModelObject(node);
IntRect boundingBox = inlineFlow->borderBoundingBox();
x = boundingBox.x();
y = boundingBox.y();
width = boundingBox.width();
height = boundingBox.height();
}
WebRenderNode *result = [[WebRenderNode alloc] _initWithName:name
position:absPos rect:NSMakeRect(x, y, width, height)
coreFrame:frame children:children];
[name release];
[children release];
return result;
}
- (id)initWithWebFrame:(WebFrame *)frame
{
return [self _initWithCoreFrame:core(frame)];
}
- (void)dealloc
{
[children release];
[name release];
[super dealloc];
}
- (NSArray *)children
{
return children;
}
- (NSString *)name
{
return name;
}
- (NSString *)absolutePositionString
{
return [NSString stringWithFormat:@"(%.0f, %.0f)", absolutePosition.x, absolutePosition.y];
}
- (NSString *)positionString
{
return [NSString stringWithFormat:@"(%.0f, %.0f)", rect.origin.x, rect.origin.y];
}
- (NSString *)widthString
{
return [NSString stringWithFormat:@"%.0f", rect.size.width];
}
- (NSString *)heightString
{
return [NSString stringWithFormat:@"%.0f", rect.size.height];
}
@end