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- // Copyright 2014 The Chromium Authors. All rights reserved.
- // Use of this source code is governed by a BSD-style license that can be
- // found in the LICENSE file.
- #include <algorithm>
- #include "base/strings/stringprintf.h"
- #include "ui/gfx/geometry/point_conversions.h"
- #include "ui/gfx/geometry/rect.h"
- #include "ui/gfx/geometry/rect_f.h"
- #include "ui/gfx/selection_bound.h"
- namespace gfx {
- SelectionBound::SelectionBound() : type_(EMPTY), visible_(false) {}
- SelectionBound::SelectionBound(const SelectionBound& other) = default;
- SelectionBound::~SelectionBound() {}
- void SelectionBound::SetEdgeStart(const gfx::PointF& value) {
- edge_start_ = value;
- edge_start_rounded_ = gfx::ToRoundedPoint(value);
- }
- void SelectionBound::SetVisibleEdgeStart(const gfx::PointF& value) {
- visible_edge_start_ = value;
- }
- void SelectionBound::SetEdgeEnd(const gfx::PointF& value) {
- edge_end_ = value;
- edge_end_rounded_ = gfx::ToRoundedPoint(value);
- }
- void SelectionBound::SetVisibleEdgeEnd(const gfx::PointF& value) {
- visible_edge_end_ = value;
- }
- void SelectionBound::SetEdge(const gfx::PointF& start, const gfx::PointF& end) {
- SetEdgeStart(start);
- SetEdgeEnd(end);
- }
- void SelectionBound::SetVisibleEdge(const gfx::PointF& start,
- const gfx::PointF& end) {
- SetVisibleEdgeStart(start);
- SetVisibleEdgeEnd(end);
- }
- int SelectionBound::GetHeight() const {
- return edge_end_rounded_.y() - edge_start_rounded_.y();
- }
- std::string SelectionBound::ToString() const {
- return base::StringPrintf(
- "SelectionBound(%s, %s, %s, %s, %d)", edge_start_.ToString().c_str(),
- edge_end_.ToString().c_str(), edge_start_rounded_.ToString().c_str(),
- edge_end_rounded_.ToString().c_str(), visible_);
- }
- bool operator==(const SelectionBound& lhs, const SelectionBound& rhs) {
- return lhs.type() == rhs.type() && lhs.visible() == rhs.visible() &&
- lhs.edge_start() == rhs.edge_start() &&
- lhs.edge_end() == rhs.edge_end() &&
- lhs.visible_edge_start() == rhs.visible_edge_start() &&
- lhs.visible_edge_end() == rhs.visible_edge_end();
- }
- bool operator!=(const SelectionBound& lhs, const SelectionBound& rhs) {
- return !(lhs == rhs);
- }
- gfx::Rect RectBetweenSelectionBounds(const SelectionBound& b1,
- const SelectionBound& b2) {
- gfx::Point top_left(b1.edge_start_rounded());
- top_left.SetToMin(b1.edge_end_rounded());
- top_left.SetToMin(b2.edge_start_rounded());
- top_left.SetToMin(b2.edge_end_rounded());
- gfx::Point bottom_right(b1.edge_start_rounded());
- bottom_right.SetToMax(b1.edge_end_rounded());
- bottom_right.SetToMax(b2.edge_start_rounded());
- bottom_right.SetToMax(b2.edge_end_rounded());
- gfx::Vector2d diff = bottom_right - top_left;
- return gfx::Rect(top_left, gfx::Size(diff.x(), diff.y()));
- }
- gfx::RectF RectFBetweenSelectionBounds(const SelectionBound& b1,
- const SelectionBound& b2) {
- gfx::PointF top_left(b1.edge_start());
- top_left.SetToMin(b1.edge_end());
- top_left.SetToMin(b2.edge_start());
- top_left.SetToMin(b2.edge_end());
- gfx::PointF bottom_right(b1.edge_start());
- bottom_right.SetToMax(b1.edge_end());
- bottom_right.SetToMax(b2.edge_start());
- bottom_right.SetToMax(b2.edge_end());
- gfx::Vector2dF diff = bottom_right - top_left;
- return gfx::RectF(top_left, gfx::SizeF(diff.x(), diff.y()));
- }
- gfx::RectF RectFBetweenVisibleSelectionBounds(const SelectionBound& b1,
- const SelectionBound& b2) {
- // The selection bound is determined by the |start| and |end| points. For the
- // writing-mode is vertical-*, the bounds are horizontal, the |end| might
- // be on the left side of the |start|.
- gfx::PointF top_left(b1.visible_edge_start());
- top_left.SetToMin(b1.visible_edge_end());
- top_left.SetToMin(b2.visible_edge_start());
- top_left.SetToMin(b2.visible_edge_end());
- gfx::PointF bottom_right(b1.visible_edge_start());
- bottom_right.SetToMax(b1.visible_edge_end());
- bottom_right.SetToMax(b2.visible_edge_start());
- bottom_right.SetToMax(b2.visible_edge_end());
- gfx::Vector2dF diff = bottom_right - top_left;
- return gfx::RectF(top_left, gfx::SizeF(diff.x(), diff.y()));
- }
- } // namespace gfx
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