83 lines
2.3 KiB
C++
83 lines
2.3 KiB
C++
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// Jolt Physics Library (https://github.com/jrouwe/JoltPhysics)
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// SPDX-FileCopyrightText: 2021 Jorrit Rouwe
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// SPDX-License-Identifier: MIT
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#include <TestFramework.h>
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#include <Renderer/Renderer.h>
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#include <Window/ApplicationWindow.h>
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#include <UI/UIAnimationSlide.h>
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#include <UI/UIElement.h>
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#include <UI/UIManager.h>
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JPH_IMPLEMENT_RTTI_ABSTRACT(UIAnimationSlide)
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{
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JPH_ADD_BASE_CLASS(UIAnimationSlide, UIAnimation)
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}
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UIAnimationSlide::UIAnimationSlide(EMode inMode, int inSlideDistanceH, int inSlideDistanceV, float inTimeBeforeSlide, float inSlideTime) :
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mSlideMode(inMode),
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mSlideDistanceH(inSlideDistanceH),
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mSlideDistanceV(inSlideDistanceV),
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mTimeBeforeSlide(inTimeBeforeSlide),
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mSlideTime(inSlideTime)
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{
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}
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void UIAnimationSlide::Init(UIElement *inElement)
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{
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mTargetRelativeX = inElement->GetRelativeX();
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mTargetRelativeY = inElement->GetRelativeY();
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ApplicationWindow *window = inElement->GetManager()->GetRenderer()->GetWindow();
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int dl = inElement->GetX();
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int dr = window->GetWindowWidth() - (inElement->GetX() + inElement->GetWidth());
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int dt = inElement->GetY();
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int db = window->GetWindowHeight() - (inElement->GetY() + inElement->GetHeight());
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if (min(dl, dr) < min(dt, db))
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{
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mInitialRelativeX = mTargetRelativeX + (dl < dr? -mSlideDistanceH : mSlideDistanceH);
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mInitialRelativeY = mTargetRelativeY;
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}
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else
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{
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mInitialRelativeX = mTargetRelativeX;
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mInitialRelativeY = mTargetRelativeY + (dt < db? -mSlideDistanceV : mSlideDistanceV);
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}
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if (mSlideMode == SLIDE_ON_SCREEN)
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inElement->SetAnimatedVisible(true);
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mTime = 0.0f;
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}
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bool UIAnimationSlide::Update(UIElement *inElement, float inDeltaTime)
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{
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mTime += inDeltaTime;
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float factor = (mTime - mTimeBeforeSlide) / mSlideTime;
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if (factor >= 1.0f)
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return false;
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if (factor < 0.0f)
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factor = 0.0f;
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if (mSlideMode == SLIDE_OFF_SCREEN)
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factor = 1.0f - factor;
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float x = mInitialRelativeX * (1.0f - factor) + mTargetRelativeX * factor;
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float y = mInitialRelativeY * (1.0f - factor) + mTargetRelativeY * factor;
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inElement->SetRelativeX((int)x);
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inElement->SetRelativeY((int)y);
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return true;
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}
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void UIAnimationSlide::Exit(UIElement *inElement)
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{
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inElement->SetRelativeX(mTargetRelativeX);
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inElement->SetRelativeY(mTargetRelativeY);
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inElement->SetAnimatedVisible(mSlideMode == SLIDE_ON_SCREEN);
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}
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