| /* |
| * Copyright (C) 1999 Antti Koivisto (koivisto@kde.org) |
| * Copyright (C) 2004, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved. |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Library General Public |
| * License as published by the Free Software Foundation; either |
| * version 2 of the License, or (at your option) any later version. |
| * |
| * This library is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Library General Public License for more details. |
| * |
| * You should have received a copy of the GNU Library General Public License |
| * along with this library; see the file COPYING.LIB. If not, write to |
| * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
| * Boston, MA 02110-1301, USA. |
| * |
| */ |
| |
| #include "config.h" |
| #include "FillLayer.h" |
| |
| namespace WebCore { |
| |
| FillLayer::FillLayer(EFillLayerType type) |
| : m_image(FillLayer::initialFillImage(type)) |
| , m_xPosition(FillLayer::initialFillXPosition(type)) |
| , m_yPosition(FillLayer::initialFillYPosition(type)) |
| , m_attachment(FillLayer::initialFillAttachment(type)) |
| , m_clip(FillLayer::initialFillClip(type)) |
| , m_origin(FillLayer::initialFillOrigin(type)) |
| , m_repeat(FillLayer::initialFillRepeat(type)) |
| , m_composite(FillLayer::initialFillComposite(type)) |
| , m_size(FillLayer::initialFillSize(type)) |
| , m_imageSet(false) |
| , m_attachmentSet(false) |
| , m_clipSet(false) |
| , m_originSet(false) |
| , m_repeatSet(false) |
| , m_xPosSet(false) |
| , m_yPosSet(false) |
| , m_compositeSet(type == MaskFillLayer) |
| , m_sizeSet(false) |
| , m_type(type) |
| , m_next(0) |
| { |
| } |
| |
| FillLayer::FillLayer(const FillLayer& o) |
| : m_image(o.m_image) |
| , m_xPosition(o.m_xPosition) |
| , m_yPosition(o.m_yPosition) |
| , m_attachment(o.m_attachment) |
| , m_clip(o.m_clip) |
| , m_origin(o.m_origin) |
| , m_repeat(o.m_repeat) |
| , m_composite(o.m_composite) |
| , m_size(o.m_size) |
| , m_imageSet(o.m_imageSet) |
| , m_attachmentSet(o.m_attachmentSet) |
| , m_clipSet(o.m_clipSet) |
| , m_originSet(o.m_originSet) |
| , m_repeatSet(o.m_repeatSet) |
| , m_xPosSet(o.m_xPosSet) |
| , m_yPosSet(o.m_yPosSet) |
| , m_compositeSet(o.m_compositeSet) |
| , m_sizeSet(o.m_sizeSet) |
| , m_type(o.m_type) |
| , m_next(o.m_next ? new FillLayer(*o.m_next) : 0) |
| { |
| } |
| |
| FillLayer::~FillLayer() |
| { |
| delete m_next; |
| } |
| |
| FillLayer& FillLayer::operator=(const FillLayer& o) |
| { |
| if (m_next != o.m_next) { |
| delete m_next; |
| m_next = o.m_next ? new FillLayer(*o.m_next) : 0; |
| } |
| |
| m_image = o.m_image; |
| m_xPosition = o.m_xPosition; |
| m_yPosition = o.m_yPosition; |
| m_attachment = o.m_attachment; |
| m_clip = o.m_clip; |
| m_composite = o.m_composite; |
| m_origin = o.m_origin; |
| m_repeat = o.m_repeat; |
| m_size = o.m_size; |
| |
| m_imageSet = o.m_imageSet; |
| m_attachmentSet = o.m_attachmentSet; |
| m_clipSet = o.m_clipSet; |
| m_compositeSet = o.m_compositeSet; |
| m_originSet = o.m_originSet; |
| m_repeatSet = o.m_repeatSet; |
| m_xPosSet = o.m_xPosSet; |
| m_yPosSet = o.m_yPosSet; |
| m_sizeSet = o.m_sizeSet; |
| |
| m_type = o.m_type; |
| |
| return *this; |
| } |
| |
| bool FillLayer::operator==(const FillLayer& o) const |
| { |
| // We do not check the "isSet" booleans for each property, since those are only used during initial construction |
| // to propagate patterns into layers. All layer comparisons happen after values have all been filled in anyway. |
| return StyleImage::imagesEquivalent(m_image.get(), o.m_image.get()) && m_xPosition == o.m_xPosition && m_yPosition == o.m_yPosition && |
| m_attachment == o.m_attachment && m_clip == o.m_clip && |
| m_composite == o.m_composite && m_origin == o.m_origin && m_repeat == o.m_repeat && |
| m_size == o.m_size && m_type == o.m_type && |
| ((m_next && o.m_next) ? *m_next == *o.m_next : m_next == o.m_next); |
| } |
| |
| void FillLayer::fillUnsetProperties() |
| { |
| FillLayer* curr; |
| for (curr = this; curr && curr->isImageSet(); curr = curr->next()) { } |
| if (curr && curr != this) { |
| // We need to fill in the remaining values with the pattern specified. |
| for (FillLayer* pattern = this; curr; curr = curr->next()) { |
| curr->m_image = pattern->m_image; |
| pattern = pattern->next(); |
| if (pattern == curr || !pattern) |
| pattern = this; |
| } |
| } |
| |
| for (curr = this; curr && curr->isXPositionSet(); curr = curr->next()) { } |
| if (curr && curr != this) { |
| // We need to fill in the remaining values with the pattern specified. |
| for (FillLayer* pattern = this; curr; curr = curr->next()) { |
| curr->m_xPosition = pattern->m_xPosition; |
| pattern = pattern->next(); |
| if (pattern == curr || !pattern) |
| pattern = this; |
| } |
| } |
| |
| for (curr = this; curr && curr->isYPositionSet(); curr = curr->next()) { } |
| if (curr && curr != this) { |
| // We need to fill in the remaining values with the pattern specified. |
| for (FillLayer* pattern = this; curr; curr = curr->next()) { |
| curr->m_yPosition = pattern->m_yPosition; |
| pattern = pattern->next(); |
| if (pattern == curr || !pattern) |
| pattern = this; |
| } |
| } |
| |
| for (curr = this; curr && curr->isAttachmentSet(); curr = curr->next()) { } |
| if (curr && curr != this) { |
| // We need to fill in the remaining values with the pattern specified. |
| for (FillLayer* pattern = this; curr; curr = curr->next()) { |
| curr->m_attachment = pattern->m_attachment; |
| pattern = pattern->next(); |
| if (pattern == curr || !pattern) |
| pattern = this; |
| } |
| } |
| |
| for (curr = this; curr && curr->isClipSet(); curr = curr->next()) { } |
| if (curr && curr != this) { |
| // We need to fill in the remaining values with the pattern specified. |
| for (FillLayer* pattern = this; curr; curr = curr->next()) { |
| curr->m_clip = pattern->m_clip; |
| pattern = pattern->next(); |
| if (pattern == curr || !pattern) |
| pattern = this; |
| } |
| } |
| |
| for (curr = this; curr && curr->isCompositeSet(); curr = curr->next()) { } |
| if (curr && curr != this) { |
| // We need to fill in the remaining values with the pattern specified. |
| for (FillLayer* pattern = this; curr; curr = curr->next()) { |
| curr->m_composite = pattern->m_composite; |
| pattern = pattern->next(); |
| if (pattern == curr || !pattern) |
| pattern = this; |
| } |
| } |
| |
| for (curr = this; curr && curr->isOriginSet(); curr = curr->next()) { } |
| if (curr && curr != this) { |
| // We need to fill in the remaining values with the pattern specified. |
| for (FillLayer* pattern = this; curr; curr = curr->next()) { |
| curr->m_origin = pattern->m_origin; |
| pattern = pattern->next(); |
| if (pattern == curr || !pattern) |
| pattern = this; |
| } |
| } |
| |
| for (curr = this; curr && curr->isRepeatSet(); curr = curr->next()) { } |
| if (curr && curr != this) { |
| // We need to fill in the remaining values with the pattern specified. |
| for (FillLayer* pattern = this; curr; curr = curr->next()) { |
| curr->m_repeat = pattern->m_repeat; |
| pattern = pattern->next(); |
| if (pattern == curr || !pattern) |
| pattern = this; |
| } |
| } |
| |
| for (curr = this; curr && curr->isSizeSet(); curr = curr->next()) { } |
| if (curr && curr != this) { |
| // We need to fill in the remaining values with the pattern specified. |
| for (FillLayer* pattern = this; curr; curr = curr->next()) { |
| curr->m_size = pattern->m_size; |
| pattern = pattern->next(); |
| if (pattern == curr || !pattern) |
| pattern = this; |
| } |
| } |
| } |
| |
| void FillLayer::cullEmptyLayers() |
| { |
| FillLayer* next; |
| for (FillLayer* p = this; p; p = next) { |
| next = p->m_next; |
| if (next && !next->isImageSet() && |
| !next->isXPositionSet() && !next->isYPositionSet() && |
| !next->isAttachmentSet() && !next->isClipSet() && |
| !next->isCompositeSet() && !next->isOriginSet() && |
| !next->isRepeatSet() && !next->isSizeSet()) { |
| delete next; |
| p->m_next = 0; |
| break; |
| } |
| } |
| } |
| |
| bool FillLayer::containsImage(StyleImage* s) const |
| { |
| if (!s) |
| return false; |
| if (m_image && *s == *m_image) |
| return true; |
| if (m_next) |
| return m_next->containsImage(s); |
| return false; |
| } |
| |
| } // namespace WebCore |
