| /* |
| * Copyright (C) 2020 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. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE INC. 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 INC. 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. |
| */ |
| |
| #include "config.h" |
| #include "DisplayBoxPainter.h" |
| |
| #if ENABLE(LAYOUT_FORMATTING_CONTEXT) |
| |
| #include "CachedImage.h" |
| #include "Color.h" |
| #include "DisplayBoxDecorationData.h" |
| #include "DisplayBoxDecorationPainter.h" |
| #include "DisplayContainerBox.h" |
| #include "DisplayFillLayerImageGeometry.h" |
| #include "DisplayImageBox.h" |
| #include "DisplayPaintingContext.h" |
| #include "DisplayStyle.h" |
| #include "DisplayTextBox.h" |
| #include "DisplayTree.h" |
| #include "GraphicsContext.h" |
| #include "IntRect.h" |
| #include "LayoutPoint.h" |
| #include "TextRun.h" |
| |
| namespace WebCore { |
| namespace Display { |
| |
| void BoxPainter::paintBoxDecorations(const BoxModelBox& box, PaintingContext& paintingContext) |
| { |
| BoxDecorationPainter painter(box, paintingContext); |
| painter.paintBackgroundAndBorders(paintingContext); |
| } |
| |
| void BoxPainter::paintBoxContent(const Box& box, PaintingContext& paintingContext) |
| { |
| if (is<ImageBox>(box)) { |
| auto& imageBox = downcast<ImageBox>(box); |
| |
| auto* image = imageBox.image(); |
| auto imageRect = imageBox.replacedContentRect(); |
| |
| if (image) |
| paintingContext.context.drawImage(*image, imageRect); |
| |
| return; |
| } |
| |
| if (is<TextBox>(box)) { |
| auto& textBox = downcast<TextBox>(box); |
| |
| auto& style = box.style(); |
| auto textRect = box.absoluteBoxRect(); |
| |
| paintingContext.context.setStrokeColor(style.color()); |
| paintingContext.context.setFillColor(style.color()); |
| |
| // FIXME: Add non-baseline align painting |
| auto baseline = textRect.y() + style.metricsOfPrimaryFont().ascent(); |
| auto expansion = textBox.expansion(); |
| |
| auto textRun = TextRun { textBox.text().originalContent(), textRect.x(), expansion.horizontalExpansion, expansion.behavior }; |
| textRun.setTabSize(!style.collapseWhiteSpace(), style.tabSize()); |
| paintingContext.context.drawText(style.fontCascade(), textRun, { textRect.x(), baseline }); |
| return; |
| } |
| } |
| |
| void BoxPainter::paintBox(const Box& box, PaintingContext& paintingContext, const IntRect& dirtyRect) |
| { |
| auto absoluteRect = box.absoluteBoxRect(); |
| // FIXME: Need to account for visual overflow. |
| if (!dirtyRect.intersects(enclosingIntRect(absoluteRect))) |
| return; |
| |
| if (is<BoxModelBox>(box)) |
| paintBoxDecorations(downcast<BoxModelBox>(box), paintingContext); |
| |
| paintBoxContent(box, paintingContext); |
| } |
| |
| } // namespace Display |
| } // namespace WebCore |
| |
| #endif // ENABLE(LAYOUT_FORMATTING_CONTEXT) |