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// Copyright 2018 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/ui/views/toolbar/toolbar_ink_drop_util.h"
#include "base/functional/bind.h"
#include "chrome/browser/themes/theme_properties.h"
#include "chrome/browser/ui/color/chrome_color_id.h"
#include "chrome/browser/ui/color/chrome_color_provider_utils.h"
#include "chrome/browser/ui/layout_constants.h"
#include "chrome/browser/ui/views/chrome_layout_provider.h"
#include "components/user_education/common/user_education_class_properties.h"
#include "third_party/skia/include/core/SkColor.h"
#include "third_party/skia/include/core/SkPath.h"
#include "ui/base/ui_base_features.h"
#include "ui/color/color_provider.h"
#include "ui/gfx/color_palette.h"
#include "ui/gfx/color_utils.h"
#include "ui/gfx/geometry/rect.h"
#include "ui/gfx/geometry/size.h"
#include "ui/gfx/geometry/skia_conversions.h"
#include "ui/views/animation/flood_fill_ink_drop_ripple.h"
#include "ui/views/animation/ink_drop.h"
#include "ui/views/animation/ink_drop_host.h"
#include "ui/views/animation/ink_drop_impl.h"
#include "ui/views/controls/button/button.h"
#include "ui/views/controls/highlight_path_generator.h"
#include "ui/views/style/platform_style.h"
#include "ui/views/view.h"
#include "ui/views/view_class_properties.h"
namespace {
class ToolbarButtonHighlightPathGenerator
: public views::HighlightPathGenerator {
public:
// HighlightPathGenerator:
SkPath GetHighlightPath(const views::View* view) override {
gfx::Rect rect(view->size());
rect.Inset(GetToolbarInkDropInsets(view));
const int radii = ChromeLayoutProvider::Get()->GetCornerRadiusMetric(
views::Emphasis::kMaximum, rect.size());
SkPath path;
path.addRoundRect(gfx::RectToSkRect(rect), radii, radii);
return path;
}
};
} // namespace
gfx::Insets GetToolbarInkDropInsets(const views::View* host_view) {
gfx::Insets margin_insets;
gfx::Insets* const internal_padding =
host_view->GetProperty(views::kInternalPaddingKey);
if (internal_padding) {
margin_insets = *internal_padding;
}
// Inset the inkdrop insets so that the end result matches the target inkdrop
// dimensions.
const gfx::Size host_size = host_view->size();
const int inkdrop_dimensions = GetLayoutConstant(LOCATION_BAR_HEIGHT);
gfx::Insets inkdrop_insets =
margin_insets +
gfx::Insets(std::max(0, (host_size.height() - inkdrop_dimensions) / 2));
return inkdrop_insets;
}
SkColor GetToolbarInkDropBaseColor(const views::View* host_view) {
const auto* color_provider = host_view->GetColorProvider();
// There may be no color provider in unit tests.
return color_provider ? color_provider->GetColor(kColorToolbarInkDrop)
: gfx::kPlaceholderColor;
}
void ConfigureInkDropForToolbar(
views::Button* host,
std::unique_ptr<views::HighlightPathGenerator> highlight_generator) {
host->SetHasInkDropActionOnClick(true);
if (!highlight_generator) {
highlight_generator =
std::make_unique<ToolbarButtonHighlightPathGenerator>();
}
views::HighlightPathGenerator::Install(host, std::move(highlight_generator));
views::InkDrop::Get(host)->SetMode(views::InkDropHost::InkDropMode::ON);
views::InkDrop::Get(host)->SetVisibleOpacity(kToolbarInkDropVisibleOpacity);
views::InkDrop::Get(host)->SetHighlightOpacity(
kToolbarInkDropHighlightVisibleAlpha / float{SK_AlphaOPAQUE});
views::InkDrop::Get(host)->SetBaseColorCallback(
base::BindRepeating(&GetToolbarInkDropBaseColor, host));
ConfigureToolbarInkdropForRefresh2023(host, kColorToolbarInkDropHover,
kColorToolbarInkDropRipple);
}
void ConfigureToolbarInkdropForRefresh2023(
views::View* const host,
const ChromeColorIds hover_color_id,
const ChromeColorIds ripple_color_id) {
views::InkDrop::Get(host)->SetLayerRegion(views::LayerRegion::kAbove);
CreateToolbarInkdropCallbacks(host, hover_color_id, ripple_color_id);
}
void CreateToolbarInkdropCallbacks(views::View* const host,
const ChromeColorIds hover_color_id,
const ChromeColorIds ripple_color_id) {
views::InkDrop::Get(host)->SetCreateRippleCallback(base::BindRepeating(
[](views::View* host, ChromeColorIds ripple_color_id)
-> std::unique_ptr<views::InkDropRipple> {
const auto* color_provider = host->GetColorProvider();
const SkColor pressed_color =
color_provider ? color_provider->GetColor(ripple_color_id)
: gfx::kPlaceholderColor;
const float pressed_alpha = SkColorGetA(pressed_color);
return std::make_unique<views::FloodFillInkDropRipple>(
views::InkDrop::Get(host), host->size(),
host->GetLocalBounds().CenterPoint(),
SkColorSetA(pressed_color, SK_AlphaOPAQUE),
pressed_alpha / SK_AlphaOPAQUE);
},
host, ripple_color_id));
views::InkDrop::Get(host)->SetCreateHighlightCallback(base::BindRepeating(
[](views::View* host, ChromeColorIds hover_color_id) {
const auto* color_provider = host->GetColorProvider();
SkColor hover_color = color_provider
? color_provider->GetColor(hover_color_id)
: gfx::kPlaceholderColor;
// override the hover color if this is triggered by `user_education`.
if (host->GetProperty(user_education::kHasInProductHelpPromoKey)) {
hover_color = color_provider->GetColor(
ui::kColorButtonFeatureAttentionHighlight);
}
const float hover_alpha = SkColorGetA(hover_color);
auto ink_drop_highlight = std::make_unique<views::InkDropHighlight>(
gfx::SizeF(host->size()), SkColorSetA(hover_color, SK_AlphaOPAQUE));
ink_drop_highlight->set_visible_opacity(hover_alpha / SK_AlphaOPAQUE);
return ink_drop_highlight;
},
host, hover_color_id));
}
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