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Draws slider button only inside its element.

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Tested By: Stan
Differential Revision: https://code.wildfiregames.com/D4435
This was SVN commit r26213.
This commit is contained in:
Vladislav Belov 2022-01-14 06:50:44 +00:00
parent 5cbd46de94
commit 9aedcade7f
1 changed files with 6 additions and 2 deletions
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8
source/gui/ObjectTypes/CSlider.cpp
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@ -1,4 +1,4 @@
/* Copyright (C) 2021 Wildfire Games.
/* Copyright (C) 2022 Wildfire Games.
* This file is part of 0 A.D.
*
* 0 A.D. is free software: you can redistribute it and/or modify
@ -120,7 +120,11 @@ void CSlider::UpdateValue()
CRect CSlider::GetButtonRect() const
{
float ratio = m_MaxValue > m_MinValue ? (m_Value - m_MinValue) / (m_MaxValue - m_MinValue) : 0.0f;
// Even if the value is incorrect it doesn't make sense to draw it outside
// of the element bounds. Because that value might be set intentionally in the
// config for debug purposes.
const float value = Clamp<float>(m_Value, m_MinValue, m_MaxValue);
float ratio = m_MaxValue > m_MinValue ? (value - m_MinValue) / (m_MaxValue - m_MinValue) : 0.0f;
float x = m_CachedActualSize.left + ratio * (m_CachedActualSize.GetWidth() - m_ButtonSide);
float y = m_CachedActualSize.top + (m_CachedActualSize.GetHeight() - m_ButtonSide) / 2.0;
return CRect(x, y, x + m_ButtonSide, y + m_ButtonSide);