97 lines
1.7 KiB
C++
97 lines
1.7 KiB
C++
// Copyright (C) 2019 Nomango
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#pragma once
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#include "common.h"
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// 角色
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KGE_DECLARE_SMART_PTR(Hero);
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class Hero
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: public GifSprite
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{
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public:
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Hero(GifImagePtr image)
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{
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// 加载图片
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Load(image);
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// 设置 GIF 动图无限循环
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SetLoopCount(-1);
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}
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// 每帧渲染前执行 OnUpdate
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void OnUpdate(Duration dt) override
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{
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// 获取输入设备
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auto input = Input::Instance();
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// 按下左右键
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if (input->IsDown(KeyCode::Left))
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{
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this->Move(-2, 0);
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}
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else if (input->IsDown(KeyCode::Right))
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{
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this->Move(2, 0);
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}
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// 按下上下键
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if (input->IsDown(KeyCode::Up))
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{
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this->Move(0, -2);
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}
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else if (input->IsDown(KeyCode::Down))
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{
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this->Move(0, 2);
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}
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// 按下鼠标左键，顺时针旋转角色
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if (input->IsDown(MouseButton::Left))
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{
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// 获取当前旋转角度
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float rotation = this->GetRotation();
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// 设置角度值+2
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this->SetRotation(rotation + 2);
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}
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// 点击鼠标右键，隐藏或显示角色
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if (input->WasPressed(MouseButton::Right))
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{
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// 获取当前显示状态
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bool visible = this->IsVisible();
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// 设置相反的显示状态
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this->SetVisible(!visible);
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}
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}
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};
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class Demo2
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: public Scene
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{
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public:
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static ScenePtr Create()
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{
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return new Demo2;
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}
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Demo2()
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{
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// 创建角色
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HeroPtr hero = new Hero(g_Loader.GetGifImage(L"Kusanagi"));
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// 在屏幕上居中显示
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hero->SetAnchor(0.5f, 0.5f);
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hero->SetPosition(WINDOW_WIDTH / 2, WINDOW_HEIGHT / 2);
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// 创建说明文字
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TextPtr text = new Text(L"按上下左右键移动\n按鼠标左键旋转\n点击鼠标右键隐藏");
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// 设置节点大小为文字布局大小
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text->SetSize(text->GetLayoutSize());
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// 设置文字位置
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text->SetAnchor(0.5f, 0.5f);
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text->SetPosition(WINDOW_WIDTH / 2, WINDOW_HEIGHT - 50);
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text->SetAlignment(TextAlign::Center);
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// 添加到场景
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this->AddChild(hero);
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this->AddChild(text);
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}
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};
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