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#include "cru/ui/controls/button.hpp"
#include <memory>
#include "cru/platform/graph/brush.hpp"
#include "cru/platform/graph/graph_factory.hpp"
#include "cru/platform/native/cursor.hpp"
#include "cru/platform/native/native_window.hpp"
#include "cru/platform/native/ui_applicaition.hpp"
#include "cru/ui/render/border_render_object.hpp"
#include "cru/ui/ui_manager.hpp"
#include "cru/ui/window.hpp"
namespace cru::ui::controls {
using platform::native::SystemCursor;
using platform::native::UiApplication;
Button::Button() : click_detector_(this) {
// const auto predefined_resource =
// UiManager::GetInstance()->GetPredefineResources();
const auto factory = platform::graph::GraphFactory::GetInstance();
border_style_.normal.brush = std::shared_ptr<platform::graph::Brush>(
factory->CreateSolidColorBrush(Color::FromHex(0x00bfff)));
border_style_.hover.brush = std::shared_ptr<platform::graph::Brush>(
factory->CreateSolidColorBrush(Color::FromHex(0x47d1ff)));
border_style_.press.brush = std::shared_ptr<platform::graph::Brush>(
factory->CreateSolidColorBrush(Color::FromHex(0x91e4ff)));
border_style_.normal.thickness = border_style_.hover.thickness =
border_style_.press.thickness = Thickness{3};
border_style_.normal.corner_radius = border_style_.hover.corner_radius =
border_style_.press.corner_radius = render::CornerRadius{Point{10, 5}};
render_object_.reset(
new render::BorderRenderObject(border_style_.normal.brush));
render_object_->SetAttachedControl(this);
render_object_->SetEnabled(true);
render_object_->SetStyle(border_style_.normal);
MouseEnterEvent()->Direct()->AddHandler([this](event::MouseEventArgs& args) {
if (click_detector_.GetPressingButton() & trigger_button_) {
SetState(ButtonState::Press);
} else {
SetState(ButtonState::Hover);
}
SetCursor(UiApplication::GetInstance()->GetCursorManager()->GetSystemCursor(
SystemCursor::Hand));
});
MouseLeaveEvent()->Direct()->AddHandler([this](event::MouseEventArgs& args) {
SetState(ButtonState::Normal);
SetCursor(UiApplication::GetInstance()->GetCursorManager()->GetSystemCursor(
SystemCursor::Arrow));
});
click_detector_.ClickBeginEvent()->AddHandler([this](MouseButton button) {
if (button & trigger_button_) {
SetState(ButtonState::Press);
}
});
click_detector_.ClickEndEvent()->AddHandler([this](MouseButton button) {
if (button & trigger_button_) {
SetState(ButtonState::Normal);
}
});
}
render::RenderObject* Button::GetRenderObject() const {
return render_object_.get();
}
void Button::OnChildChanged(Control* old_child, Control* new_child) {
if (old_child != nullptr) render_object_->RemoveChild(0);
if (new_child != nullptr)
render_object_->AddChild(new_child->GetRenderObject(), 0);
}
void Button::OnStateChange(ButtonState oldState, ButtonState newState) {
switch (newState) {
case ButtonState::Normal:
render_object_->SetStyle(border_style_.normal);
break;
case ButtonState::Hover:
render_object_->SetStyle(border_style_.hover);
break;
case ButtonState::Press:
render_object_->SetStyle(border_style_.press);
break;
}
GetWindow()->GetNativeWindow()->Repaint();
}
} // namespace cru::ui::controls
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