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// Copyright 2022 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "ash/style/system_shadow.h"
#include "ash/style/system_shadow_on_nine_patch_layer.h"
#include "ash/style/system_shadow_on_texture_layer.h"
#include "base/memory/ptr_util.h"
#include "ui/color/color_provider.h"
namespace ash {
SystemShadow::~SystemShadow() = default;
// static
std::unique_ptr<SystemShadow> SystemShadow::CreateShadowOnNinePatchLayer(
Type shadow_type,
const LayerRecreatedCallback& layer_recreated_callback) {
return base::WrapUnique(new SystemShadowOnNinePatchLayerImpl(
shadow_type, layer_recreated_callback));
}
// static
std::unique_ptr<SystemShadow> SystemShadow::CreateShadowOnNinePatchLayerForView(
views::View* view,
Type shadow_type) {
DCHECK(view);
return base::WrapUnique(
new SystemViewShadowOnNinePatchLayer(view, shadow_type));
}
// static
std::unique_ptr<SystemShadow>
SystemShadow::CreateShadowOnNinePatchLayerForWindow(aura::Window* window,
Type shadow_type) {
DCHECK(window);
return base::WrapUnique(
new SystemWindowShadowOnNinePatchLayer(window, shadow_type));
}
// static
std::unique_ptr<SystemShadow> SystemShadow::CreateShadowOnTextureLayer(
Type shadow_type) {
return base::WrapUnique(new SystemShadowOnTextureLayer(shadow_type));
}
// static
int SystemShadow::GetElevationFromType(Type type) {
switch (type) {
case Type::kElevation4:
return 4;
case Type::kElevation12:
return 12;
case Type::kElevation24:
return 24;
}
}
void SystemShadow::ObserveColorProviderSource(
ui::ColorProviderSource* color_provider_source) {
Observe(color_provider_source);
}
void SystemShadow::OnColorProviderChanged() {
if (auto* color_provider_source = GetColorProviderSource()) {
UpdateShadowColors(color_provider_source->GetColorProvider());
}
}
} // namespace ash
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