73 lines
1.7 KiB
C++
73 lines
1.7 KiB
C++
#include "pch.h"
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#include "log.h"
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#include "action.h"
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#include "app.h"
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ActionManager ActionManager::I;
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void ActionManager::add(Action *action)
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{
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I.m_redos = std::stack<std::unique_ptr<Action>>();
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I.m_actions.emplace(action);
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I.m_memory += action->memory();
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//LOG("History: %.2f KB", I.m_memory / 1024.f);
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App::I->update_memory_usage(I.m_memory);
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}
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void ActionManager::undo()
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{
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if (I.m_actions.empty())
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return;
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if (auto action = I.m_actions.top()->get_redo())
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{
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I.m_redos.emplace(action);
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I.m_redos.top()->was_saved = !Canvas::I->m_unsaved;
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}
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if (auto action = std::move(I.m_actions.top()))
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{
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I.m_actions.pop();
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action->undo();
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I.m_memory -= action->memory();
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Canvas::I->m_unsaved = !action->was_saved;
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}
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//LOG("History: %.2f KB", I.m_memory / 1024.f);
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App::I->update_memory_usage(I.m_memory);
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App::I->title_update();
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}
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void ActionManager::redo()
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{
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if (I.m_redos.empty())
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return;
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if (auto action = I.m_redos.top()->get_redo())
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{
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I.m_actions.emplace(action);
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I.m_actions.top()->was_saved = !Canvas::I->m_unsaved;
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I.m_memory += I.m_actions.top()->memory();
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}
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if (auto action = std::move(I.m_redos.top()))
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{
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I.m_redos.pop();
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action->undo();
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Canvas::I->m_unsaved = !action->was_saved;
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}
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//LOG("History: %.2f KB", I.m_memory / 1024.f);
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App::I->update_memory_usage(I.m_memory);
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App::I->title_update();
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}
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void ActionManager::clear()
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{
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while (!I.m_actions.empty())
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I.m_actions.pop();
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while (!I.m_redos.empty())
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I.m_redos.pop();
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I.m_memory = 0;
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//LOG("History: %.2f KB", I.m_memory / 1024.f);
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App::I->update_memory_usage(I.m_memory);
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}
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