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#include "cru/platform/gui/xcb/Cursor.h"
#include "cru/base/Exception.h"
#include "cru/platform/gui/Cursor.h"
#include "cru/platform/gui/xcb/UiApplication.h"
#include <xcb/xcb.h>
#include <xcb/xcb_cursor.h>
#include <memory>
namespace cru::platform::gui::xcb {
XcbCursor::XcbCursor(XcbUiApplication* application, xcb_cursor_t cursor,
bool auto_free)
: application_(application), cursor_(cursor), auto_free_(auto_free) {}
XcbCursor::~XcbCursor() {
if (auto_free_) {
xcb_free_cursor(application_->GetXcbConnection(), cursor_);
}
}
xcb_cursor_t XcbCursor::GetXcbCursor() { return cursor_; }
XcbCursorManager::XcbCursorManager(XcbUiApplication* application)
: application_(application) {
auto code = xcb_cursor_context_new(application->GetXcbConnection(),
application->GetFirstXcbScreen(),
&xcb_cursor_context_);
if (code != 0) {
throw PlatformException("Failed to call xcb_cursor_context_new.");
}
cursors_[SystemCursorType::Arrow] =
std::make_shared<XcbCursor>(application_, XCB_CURSOR_NONE, false);
cursors_[SystemCursorType::Hand] = LoadXCursor("pointer");
cursors_[SystemCursorType::IBeam] = LoadXCursor("ibeam");
}
XcbCursorManager::~XcbCursorManager() {
xcb_cursor_context_free(xcb_cursor_context_);
}
std::shared_ptr<ICursor> XcbCursorManager::GetSystemCursor(
SystemCursorType type) {
return cursors_[type];
}
std::shared_ptr<XcbCursor> XcbCursorManager::LoadXCursor(
std::string_view name) {
return std::make_shared<XcbCursor>(
application_, xcb_cursor_load_cursor(xcb_cursor_context_, name.data()),
true);
}
} // namespace cru::platform::gui::xcb
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