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// Copyright 2021 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "ui/views/examples/ink_drop_example.h"
#include <memory>
#include <utility>
#include "base/functional/bind.h"
#include "base/strings/utf_string_conversions.h"
#include "base/time/time.h"
#include "ui/base/metadata/metadata_header_macros.h"
#include "ui/base/metadata/metadata_impl_macros.h"
#include "ui/compositor/scoped_animation_duration_scale_mode.h"
#include "ui/events/event.h"
#include "ui/events/types/event_type.h"
#include "ui/gfx/geometry/insets.h"
#include "ui/gfx/geometry/point_f.h"
#include "ui/gfx/geometry/size.h"
#include "ui/views/animation/flood_fill_ink_drop_ripple.h"
#include "ui/views/animation/ink_drop_host.h"
#include "ui/views/animation/ink_drop_state.h"
#include "ui/views/border.h"
#include "ui/views/controls/button/md_text_button.h"
#include "ui/views/examples/examples_color_id.h"
#include "ui/views/layout/box_layout_view.h"
#include "ui/views/metadata/view_factory.h"
#include "ui/views/view.h"
#include "ui/views/view_class_properties.h"
namespace views::examples {
class InkDropView : public View {
METADATA_HEADER(InkDropView, View)
public:
InkDropView() = default;
InkDropView(const InkDropView&) = delete;
InkDropView& operator=(const InkDropView&) = delete;
~InkDropView() override = default;
// View:
void OnThemeChanged() override {
View::OnThemeChanged();
InkDrop::Get(this)->SetBaseColor(GetColorProvider()->GetColor(
ExamplesColorIds::kColorInkDropExampleBase));
}
};
BEGIN_METADATA(InkDropView)
END_METADATA
BEGIN_VIEW_BUILDER(, InkDropView, View)
END_VIEW_BUILDER
} // namespace views::examples
DEFINE_VIEW_BUILDER(, views::examples::InkDropView)
namespace views::examples {
InkDropExample::InkDropExample() : ExampleBase("FloodFill Ink Drop") {}
InkDropExample::InkDropExample(const char* title) : ExampleBase(title) {}
InkDropExample::~InkDropExample() = default;
void InkDropExample::CreateExampleView(View* container) {
BoxLayoutView* box_layout_view = nullptr;
auto get_callback = [this](InkDropState state) {
return base::BindRepeating(&InkDropExample::SetInkDropState,
base::Unretained(this), state);
};
Builder<View>(container)
.SetUseDefaultFillLayout(true)
.AddChild(
Builder<BoxLayoutView>()
.CopyAddressTo(&box_layout_view)
.SetOrientation(BoxLayout::Orientation::kVertical)
.SetMainAxisAlignment(BoxLayout::MainAxisAlignment::kEnd)
.AddChildren(
Builder<InkDropView>()
.CopyAddressTo(&ink_drop_view_)
.SetBorder(CreateRoundedRectBorder(
1, 4, ExamplesColorIds::kColorInkDropExampleBorder))
.SetProperty(kMarginsKey, gfx::Insets(10)),
Builder<BoxLayoutView>()
.SetOrientation(BoxLayout::Orientation::kHorizontal)
.SetCrossAxisAlignment(
BoxLayout::CrossAxisAlignment::kCenter)
.SetPreferredSize(gfx::Size(0, 50))
.AddChildren(
Builder<MdTextButton>()
.SetText(base::ASCIIToUTF16(
ToString(InkDropState::HIDDEN)))
.SetCallback(get_callback(InkDropState::HIDDEN))
.SetProperty(kMarginsKey, gfx::Insets::VH(0, 5)),
Builder<MdTextButton>()
.SetText(base::ASCIIToUTF16(
ToString(InkDropState::ACTION_PENDING)))
.SetCallback(
get_callback(InkDropState::ACTION_PENDING))
.SetProperty(kMarginsKey, gfx::Insets::VH(0, 5)),
Builder<MdTextButton>()
.SetText(base::ASCIIToUTF16(
ToString(InkDropState::ACTION_TRIGGERED)))
.SetCallback(
get_callback(InkDropState::ACTION_TRIGGERED))
.SetProperty(kMarginsKey, gfx::Insets::VH(0, 5)),
Builder<MdTextButton>()
.SetText(base::ASCIIToUTF16(ToString(
InkDropState::ALTERNATE_ACTION_PENDING)))
.SetCallback(get_callback(
InkDropState::ALTERNATE_ACTION_PENDING))
.SetProperty(kMarginsKey, gfx::Insets::VH(0, 5)),
Builder<MdTextButton>()
.SetText(base::ASCIIToUTF16(ToString(
InkDropState::ALTERNATE_ACTION_TRIGGERED)))
.SetCallback(get_callback(
InkDropState::ALTERNATE_ACTION_TRIGGERED))
.SetProperty(kMarginsKey, gfx::Insets::VH(0, 5)),
Builder<MdTextButton>()
.SetText(base::ASCIIToUTF16(
ToString(InkDropState::ACTIVATED)))
.SetCallback(
get_callback(InkDropState::ACTIVATED))
.SetProperty(kMarginsKey, gfx::Insets::VH(0, 5)),
Builder<MdTextButton>()
.SetText(base::ASCIIToUTF16(
ToString(InkDropState::DEACTIVATED)))
.SetCallback(
get_callback(InkDropState::DEACTIVATED))
.SetProperty(kMarginsKey,
gfx::Insets::VH(0, 5)))))
.BuildChildren();
box_layout_view->SetFlexForView(ink_drop_view_, 1);
CreateInkDrop();
}
void InkDropExample::CreateInkDrop() {
auto ink_drop_host = std::make_unique<InkDropHost>(ink_drop_view_);
ink_drop_host->SetMode(InkDropHost::InkDropMode::ON);
InkDrop::Install(ink_drop_view_, std::move(ink_drop_host));
}
void InkDropExample::SetInkDropState(InkDropState state) {
ui::MouseEvent event(
ui::EventType::kMousePressed,
gfx::PointF(ink_drop_view_->GetLocalBounds().CenterPoint()),
gfx::PointF(ink_drop_view_->origin()), base::TimeTicks(), 0, 0);
ui::ScopedAnimationDurationScaleMode scale(
ui::ScopedAnimationDurationScaleMode::SLOW_DURATION);
InkDrop::Get(ink_drop_view_)->AnimateToState(state, &event);
}
} // namespace views::examples
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