mirror of
https://github.com/ddnet/ddnet.git
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406 lines
7.3 KiB
C++
406 lines
7.3 KiB
C++
/* (c) Magnus Auvinen. See licence.txt in the root of the distribution for more information. */
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/* If you are missing that file, acquire a complete release at teeworlds.com. */
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#include <base/math.h>
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#include <base/system.h>
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#include "ui.h"
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#include <engine/graphics.h>
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#include <engine/shared/config.h>
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#include <engine/textrender.h>
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/********************************************************
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UI
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*********************************************************/
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CUI::CUI()
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{
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m_pHotItem = 0;
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m_pActiveItem = 0;
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m_pLastActiveItem = 0;
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m_pBecommingHotItem = 0;
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m_MouseX = 0;
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m_MouseY = 0;
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m_MouseWorldX = 0;
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m_MouseWorldY = 0;
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m_MouseButtons = 0;
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m_LastMouseButtons = 0;
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m_Screen.x = 0;
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m_Screen.y = 0;
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m_Screen.w = 848.0f;
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m_Screen.h = 480.0f;
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}
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int CUI::Update(float Mx, float My, float Mwx, float Mwy, int Buttons)
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{
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m_MouseX = Mx;
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m_MouseY = My;
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m_MouseWorldX = Mwx;
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m_MouseWorldY = Mwy;
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m_LastMouseButtons = m_MouseButtons;
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m_MouseButtons = Buttons;
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m_pHotItem = m_pBecommingHotItem;
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if(m_pActiveItem)
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m_pHotItem = m_pActiveItem;
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m_pBecommingHotItem = 0;
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return 0;
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}
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int CUI::MouseInside(const CUIRect *r)
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{
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if(m_MouseX >= r->x && m_MouseX < r->x + r->w && m_MouseY >= r->y && m_MouseY < r->y + r->h)
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return 1;
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return 0;
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}
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void CUI::ConvertMouseMove(float *x, float *y)
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{
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float Fac = (float)(g_Config.m_UiMousesens) / g_Config.m_InpMousesens;
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*x = *x * Fac;
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*y = *y * Fac;
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}
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CUIRect *CUI::Screen()
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{
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float Aspect = Graphics()->ScreenAspect();
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float w, h;
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h = 600;
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w = Aspect * h;
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m_Screen.w = w;
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m_Screen.h = h;
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return &m_Screen;
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}
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float CUI::PixelSize()
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{
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return Screen()->w / Graphics()->ScreenWidth();
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}
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void CUI::SetScale(float s)
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{
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g_Config.m_UiScale = (int)(s * 100.0f);
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}
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float CUI::Scale()
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{
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return g_Config.m_UiScale / 100.0f;
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}
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float CUIRect::Scale() const
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{
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return g_Config.m_UiScale / 100.0f;
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}
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void CUI::ClipEnable(const CUIRect *r)
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{
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float XScale = Graphics()->ScreenWidth() / Screen()->w;
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float YScale = Graphics()->ScreenHeight() / Screen()->h;
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Graphics()->ClipEnable((int)(r->x * XScale), (int)(r->y * YScale), (int)(r->w * XScale), (int)(r->h * YScale));
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}
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void CUI::ClipDisable()
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{
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Graphics()->ClipDisable();
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}
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void CUIRect::HSplitMid(CUIRect *pTop, CUIRect *pBottom) const
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{
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CUIRect r = *this;
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float Cut = r.h / 2;
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if(pTop)
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{
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pTop->x = r.x;
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pTop->y = r.y;
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pTop->w = r.w;
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pTop->h = Cut;
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}
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if(pBottom)
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{
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pBottom->x = r.x;
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pBottom->y = r.y + Cut;
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pBottom->w = r.w;
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pBottom->h = r.h - Cut;
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}
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}
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void CUIRect::HSplitTop(float Cut, CUIRect *pTop, CUIRect *pBottom) const
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{
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CUIRect r = *this;
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Cut *= Scale();
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if(pTop)
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{
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pTop->x = r.x;
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pTop->y = r.y;
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pTop->w = r.w;
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pTop->h = Cut;
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}
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if(pBottom)
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{
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pBottom->x = r.x;
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pBottom->y = r.y + Cut;
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pBottom->w = r.w;
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pBottom->h = r.h - Cut;
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}
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}
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void CUIRect::HSplitBottom(float Cut, CUIRect *pTop, CUIRect *pBottom) const
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{
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CUIRect r = *this;
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Cut *= Scale();
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if(pTop)
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{
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pTop->x = r.x;
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pTop->y = r.y;
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pTop->w = r.w;
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pTop->h = r.h - Cut;
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}
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if(pBottom)
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{
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pBottom->x = r.x;
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pBottom->y = r.y + r.h - Cut;
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pBottom->w = r.w;
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pBottom->h = Cut;
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}
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}
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void CUIRect::VSplitMid(CUIRect *pLeft, CUIRect *pRight) const
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{
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CUIRect r = *this;
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float Cut = r.w / 2;
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// Cut *= Scale();
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if(pLeft)
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{
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pLeft->x = r.x;
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pLeft->y = r.y;
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pLeft->w = Cut;
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pLeft->h = r.h;
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}
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if(pRight)
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{
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pRight->x = r.x + Cut;
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pRight->y = r.y;
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pRight->w = r.w - Cut;
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pRight->h = r.h;
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}
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}
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void CUIRect::VSplitLeft(float Cut, CUIRect *pLeft, CUIRect *pRight) const
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{
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CUIRect r = *this;
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Cut *= Scale();
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if(pLeft)
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{
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pLeft->x = r.x;
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pLeft->y = r.y;
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pLeft->w = Cut;
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pLeft->h = r.h;
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}
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if(pRight)
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{
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pRight->x = r.x + Cut;
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pRight->y = r.y;
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pRight->w = r.w - Cut;
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pRight->h = r.h;
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}
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}
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void CUIRect::VSplitRight(float Cut, CUIRect *pLeft, CUIRect *pRight) const
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{
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CUIRect r = *this;
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Cut *= Scale();
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if(pLeft)
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{
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pLeft->x = r.x;
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pLeft->y = r.y;
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pLeft->w = r.w - Cut;
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pLeft->h = r.h;
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}
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if(pRight)
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{
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pRight->x = r.x + r.w - Cut;
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pRight->y = r.y;
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pRight->w = Cut;
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pRight->h = r.h;
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}
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}
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void CUIRect::Margin(float Cut, CUIRect *pOtherRect) const
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{
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CUIRect r = *this;
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Cut *= Scale();
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pOtherRect->x = r.x + Cut;
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pOtherRect->y = r.y + Cut;
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pOtherRect->w = r.w - 2 * Cut;
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pOtherRect->h = r.h - 2 * Cut;
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}
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void CUIRect::VMargin(float Cut, CUIRect *pOtherRect) const
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{
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CUIRect r = *this;
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Cut *= Scale();
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pOtherRect->x = r.x + Cut;
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pOtherRect->y = r.y;
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pOtherRect->w = r.w - 2 * Cut;
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pOtherRect->h = r.h;
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}
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void CUIRect::HMargin(float Cut, CUIRect *pOtherRect) const
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{
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CUIRect r = *this;
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Cut *= Scale();
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pOtherRect->x = r.x;
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pOtherRect->y = r.y + Cut;
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pOtherRect->w = r.w;
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pOtherRect->h = r.h - 2 * Cut;
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}
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int CUI::DoButtonLogic(const void *pID, const char *pText, int Checked, const CUIRect *pRect)
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{
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// logic
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int ReturnValue = 0;
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int Inside = MouseInside(pRect);
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static int ButtonUsed = 0;
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if(ActiveItem() == pID)
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{
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if(!MouseButton(ButtonUsed))
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{
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if(Inside && Checked >= 0)
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ReturnValue = 1 + ButtonUsed;
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SetActiveItem(0);
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}
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}
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else if(HotItem() == pID)
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{
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for(int i = 0; i < 3; ++i)
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{
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if(MouseButton(i))
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{
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SetActiveItem(pID);
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ButtonUsed = i;
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}
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}
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}
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if(Inside)
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SetHotItem(pID);
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return ReturnValue;
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}
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int CUI::DoPickerLogic(const void *pID, const CUIRect *pRect, float *pX, float *pY)
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{
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int Inside = MouseInside(pRect);
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if(ActiveItem() == pID)
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{
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if(!MouseButton(0))
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SetActiveItem(0);
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}
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else if(HotItem() == pID)
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{
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if(MouseButton(0))
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SetActiveItem(pID);
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}
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else if(Inside)
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SetHotItem(pID);
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if(!Inside || !MouseButton(0))
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return 0;
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if(pX)
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*pX = clamp(m_MouseX - pRect->x, 0.0f, pRect->w) / Scale();
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if(pY)
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*pY = clamp(m_MouseY - pRect->y, 0.0f, pRect->h) / Scale();
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return 1;
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}
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/*
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int CUI::DoButton(const void *id, const char *text, int checked, const CUIRect *r, ui_draw_button_func draw_func, const void *extra)
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{
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// logic
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int ret = 0;
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int inside = ui_MouseInside(r);
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static int button_used = 0;
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if(ui_ActiveItem() == id)
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{
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if(!ui_MouseButton(button_used))
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{
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if(inside && checked >= 0)
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ret = 1+button_used;
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ui_SetActiveItem(0);
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}
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}
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else if(ui_HotItem() == id)
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{
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if(ui_MouseButton(0))
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{
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ui_SetActiveItem(id);
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button_used = 0;
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}
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if(ui_MouseButton(1))
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{
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ui_SetActiveItem(id);
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button_used = 1;
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}
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}
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if(inside)
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ui_SetHotItem(id);
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if(draw_func)
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draw_func(id, text, checked, r, extra);
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return ret;
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}*/
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void CUI::DoLabel(const CUIRect *r, const char *pText, float Size, int Align, int MaxWidth, int AlignVertically)
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{
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float AlignedSize = 0;
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float MaxCharacterHeightInLine = 0;
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float tw = TextRender()->TextWidth(0, Size, pText, -1, MaxWidth, &AlignedSize, &MaxCharacterHeightInLine);
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float AlignmentVert = r->y + (r->h - AlignedSize) / 2.f;
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if(AlignVertically == 0)
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{
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AlignmentVert = r->y + (r->h - AlignedSize) / 2.f - (AlignedSize - MaxCharacterHeightInLine) / 2.f;
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}
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if(Align == 0)
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{
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TextRender()->Text(0, r->x + (r->w - tw) / 2.f, AlignmentVert, Size, pText, MaxWidth);
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}
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else if(Align < 0)
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{
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TextRender()->Text(0, r->x, AlignmentVert, Size, pText, MaxWidth);
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}
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else if(Align > 0)
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{
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TextRender()->Text(0, r->x + r->w - tw, AlignmentVert, Size, pText, MaxWidth);
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}
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}
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void CUI::DoLabelScaled(const CUIRect *r, const char *pText, float Size, int Align, int MaxWidth, int AlignVertically)
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{
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DoLabel(r, pText, Size * Scale(), Align, MaxWidth, AlignVertically);
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}
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