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https://github.com/ddnet/ddnet.git
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687 lines
16 KiB
C++
687 lines
16 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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#include <limits>
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void CUIElement::Init(CUI *pUI, int RequestedRectCount)
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{
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pUI->AddUIElement(this);
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if(RequestedRectCount > 0)
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m_UIRects.resize(RequestedRectCount);
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}
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void CUIElement::InitRects(int RequestedRectCount)
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{
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dbg_assert(m_UIRects.empty(), "UI rects can only be initialized once, create another ui element instead.");
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m_UIRects.resize(RequestedRectCount);
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}
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CUIElement::SUIElementRect::SUIElementRect() { Reset(); }
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void CUIElement::SUIElementRect::Reset()
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{
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m_UIRectQuadContainer = -1;
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m_UITextContainer = -1;
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m_X = -1;
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m_Y = -1;
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m_Width = -1;
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m_Height = -1;
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m_Text.clear();
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mem_zero(&m_Cursor, sizeof(m_Cursor));
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m_TextColor.Set(-1, -1, -1, -1);
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m_TextOutlineColor.Set(-1, -1, -1, -1);
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m_QuadColor = ColorRGBA(-1, -1, -1, -1);
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}
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/********************************************************
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UI
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*********************************************************/
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float CUI::ms_FontmodHeight = 0.8f;
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void CUI::Init(class IGraphics *pGraphics, class ITextRender *pTextRender)
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{
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m_pGraphics = pGraphics;
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m_pTextRender = pTextRender;
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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_pBecomingHotItem = 0;
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m_pActiveTooltipItem = 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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CUI::~CUI()
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{
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for(CUIElement *&pEl : m_OwnUIElements)
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{
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delete pEl;
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}
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m_OwnUIElements.clear();
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}
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CUIElement *CUI::GetNewUIElement(int RequestedRectCount)
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{
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CUIElement *pNewEl = new CUIElement(this, RequestedRectCount);
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m_OwnUIElements.push_back(pNewEl);
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return pNewEl;
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}
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void CUI::AddUIElement(CUIElement *pElement)
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{
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m_UIElements.push_back(pElement);
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}
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void CUI::ResetUIElement(CUIElement &UIElement)
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{
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for(CUIElement::SUIElementRect &Rect : UIElement.m_UIRects)
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{
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if(Rect.m_UIRectQuadContainer != -1)
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Graphics()->DeleteQuadContainer(Rect.m_UIRectQuadContainer);
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Rect.m_UIRectQuadContainer = -1;
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if(Rect.m_UITextContainer != -1)
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TextRender()->DeleteTextContainer(Rect.m_UITextContainer);
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Rect.m_UITextContainer = -1;
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Rect.Reset();
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}
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}
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void CUI::OnElementsReset()
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{
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for(CUIElement *pEl : m_UIElements)
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{
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ResetUIElement(*pEl);
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}
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}
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void CUI::OnWindowResize()
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{
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OnElementsReset();
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}
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void CUI::OnLanguageChange()
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{
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OnElementsReset();
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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_MouseDeltaX = Mx - m_MouseX;
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m_MouseDeltaY = My - m_MouseY;
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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_pBecomingHotItem;
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if(m_pActiveItem)
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m_pHotItem = m_pActiveItem;
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m_pBecomingHotItem = 0;
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return 0;
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}
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bool CUI::MouseInside(const CUIRect *pRect) const
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{
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return pRect->Inside(m_MouseX, m_MouseY);
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}
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void CUI::ConvertMouseMove(float *x, float *y) const
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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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float CUI::ButtonColorMul(const void *pID)
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{
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if(ActiveItem() == pID)
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return ButtonColorMulActive();
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else if(HotItem() == pID)
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return ButtonColorMulHot();
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return ButtonColorMulDefault();
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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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void CUI::MapScreen()
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{
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const CUIRect *pScreen = Screen();
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Graphics()->MapScreen(pScreen->x, pScreen->y, pScreen->w, pScreen->h);
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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() const
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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 *pRect)
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{
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if(IsClipped())
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{
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const CUIRect *pOldRect = ClipArea();
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CUIRect Intersection;
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Intersection.x = std::max(pRect->x, pOldRect->x);
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Intersection.y = std::max(pRect->y, pOldRect->y);
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Intersection.w = std::min(pRect->x + pRect->w, pOldRect->x + pOldRect->w) - pRect->x;
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Intersection.h = std::min(pRect->y + pRect->h, pOldRect->y + pOldRect->h) - pRect->y;
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m_Clips.push_back(Intersection);
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}
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else
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{
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m_Clips.push_back(*pRect);
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}
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UpdateClipping();
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}
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void CUI::ClipDisable()
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{
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dbg_assert(IsClipped(), "no clip region");
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m_Clips.pop_back();
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UpdateClipping();
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}
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const CUIRect *CUI::ClipArea() const
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{
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dbg_assert(IsClipped(), "no clip region");
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return &m_Clips.back();
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}
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void CUI::UpdateClipping()
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{
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if(IsClipped())
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{
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const CUIRect *pRect = ClipArea();
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const float XScale = Graphics()->ScreenWidth() / Screen()->w;
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const float YScale = Graphics()->ScreenHeight() / Screen()->h;
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Graphics()->ClipEnable((int)(pRect->x * XScale), (int)(pRect->y * YScale), (int)(pRect->w * XScale), (int)(pRect->h * YScale));
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}
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else
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{
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Graphics()->ClipDisable();
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}
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}
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void CUIRect::HSplitMid(CUIRect *pTop, CUIRect *pBottom, float Spacing) const
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{
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CUIRect r = *this;
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const float Cut = r.h / 2;
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const float HalfSpacing = Spacing / 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 - HalfSpacing;
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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 + HalfSpacing;
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pBottom->w = r.w;
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pBottom->h = r.h - Cut - HalfSpacing;
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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, float Spacing) const
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{
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CUIRect r = *this;
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const float Cut = r.w / 2;
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const float HalfSpacing = Spacing / 2;
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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 - HalfSpacing;
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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 + HalfSpacing;
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pRight->y = r.y;
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pRight->w = r.w - Cut - HalfSpacing;
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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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bool CUIRect::Inside(float x_, float y_) const
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{
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return x_ >= this->x && x_ < this->x + this->w && y_ >= this->y && y_ < this->y + this->h;
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}
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int CUI::DoButtonLogic(const void *pID, 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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const bool Inside = MouseHovered(pRect);
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static int s_ButtonUsed = 0;
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if(ActiveItem() == pID)
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{
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if(!MouseButton(s_ButtonUsed))
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{
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if(Inside && Checked >= 0)
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ReturnValue = 1 + s_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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s_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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if(MouseHovered(pRect))
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SetHotItem(pID);
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if(HotItem() == pID && MouseButtonClicked(0))
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SetActiveItem(pID);
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if(ActiveItem() == pID && !MouseButton(0))
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SetActiveItem(0);
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if(ActiveItem() != pID)
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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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float CUI::DoTextLabel(float x, float y, float w, float h, const char *pText, float Size, int Align, const SLabelProperties &LabelProps)
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{
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float AlignedSize = 0;
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float MaxCharacterHeightInLine = 0;
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float tw = std::numeric_limits<float>::max();
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float MaxTextWidth = LabelProps.m_MaxWidth != -1 ? LabelProps.m_MaxWidth : w;
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tw = TextRender()->TextWidth(0, Size, pText, -1, LabelProps.m_MaxWidth, &AlignedSize, &MaxCharacterHeightInLine);
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while(tw > MaxTextWidth + 0.001f)
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{
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if(!LabelProps.m_EnableWidthCheck)
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break;
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if(Size < 4.0f)
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break;
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Size -= 1.0f;
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tw = TextRender()->TextWidth(0, Size, pText, -1, LabelProps.m_MaxWidth, &AlignedSize, &MaxCharacterHeightInLine);
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}
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int Flags = TEXTFLAG_RENDER | (LabelProps.m_StopAtEnd ? TEXTFLAG_STOP_AT_END : 0);
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float AlignmentVert = y + (h - AlignedSize) / 2.f;
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float AlignmentHori = 0;
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if(LabelProps.m_AlignVertically == 0)
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{
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AlignmentVert = y + (h - AlignedSize) / 2.f - (AlignedSize - MaxCharacterHeightInLine) / 2.f;
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}
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// if(Align == 0)
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if(Align & TEXTALIGN_CENTER)
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{
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AlignmentHori = x + (w - tw) / 2.f;
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}
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// else if(Align < 0)
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else if(Align & TEXTALIGN_LEFT)
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{
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AlignmentHori = x;
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}
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// else if(Align > 0)
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else if(Align & TEXTALIGN_RIGHT)
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{
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AlignmentHori = x + w - tw;
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}
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CTextCursor Cursor;
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TextRender()->SetCursor(&Cursor, AlignmentHori, AlignmentVert, Size, Flags);
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Cursor.m_LineWidth = (float)LabelProps.m_MaxWidth;
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if(LabelProps.m_pSelCursor)
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{
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Cursor.m_CursorMode = LabelProps.m_pSelCursor->m_CursorMode;
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Cursor.m_CursorCharacter = LabelProps.m_pSelCursor->m_CursorCharacter;
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Cursor.m_CalculateSelectionMode = LabelProps.m_pSelCursor->m_CalculateSelectionMode;
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Cursor.m_PressMouseX = LabelProps.m_pSelCursor->m_PressMouseX;
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Cursor.m_PressMouseY = LabelProps.m_pSelCursor->m_PressMouseY;
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Cursor.m_ReleaseMouseX = LabelProps.m_pSelCursor->m_ReleaseMouseX;
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Cursor.m_ReleaseMouseY = LabelProps.m_pSelCursor->m_ReleaseMouseY;
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Cursor.m_SelectionStart = LabelProps.m_pSelCursor->m_SelectionStart;
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Cursor.m_SelectionEnd = LabelProps.m_pSelCursor->m_SelectionEnd;
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}
|
|
|
|
TextRender()->TextEx(&Cursor, pText, -1);
|
|
|
|
if(LabelProps.m_pSelCursor)
|
|
{
|
|
*LabelProps.m_pSelCursor = Cursor;
|
|
}
|
|
|
|
return tw;
|
|
}
|
|
|
|
void CUI::DoLabel(const CUIRect *pRect, const char *pText, float Size, int Align, const SLabelProperties &LabelProps)
|
|
{
|
|
DoTextLabel(pRect->x, pRect->y, pRect->w, pRect->h, pText, Size, Align, LabelProps);
|
|
}
|
|
|
|
void CUI::DoLabelScaled(const CUIRect *pRect, const char *pText, float Size, int Align, const SLabelProperties &LabelProps)
|
|
{
|
|
DoLabel(pRect, pText, Size * Scale(), Align, LabelProps);
|
|
}
|
|
|
|
void CUI::DoLabel(CUIElement::SUIElementRect &RectEl, const CUIRect *pRect, const char *pText, float Size, int Align, const SLabelProperties &LabelProps, int StrLen, CTextCursor *pReadCursor)
|
|
{
|
|
float AlignedSize = 0;
|
|
float MaxCharacterHeightInLine = 0;
|
|
float tw = std::numeric_limits<float>::max();
|
|
float MaxTextWidth = LabelProps.m_MaxWidth != -1 ? LabelProps.m_MaxWidth : pRect->w;
|
|
tw = TextRender()->TextWidth(0, Size, pText, -1, LabelProps.m_MaxWidth, &AlignedSize, &MaxCharacterHeightInLine);
|
|
while(tw > MaxTextWidth + 0.001f)
|
|
{
|
|
if(!LabelProps.m_EnableWidthCheck)
|
|
break;
|
|
if(Size < 4.0f)
|
|
break;
|
|
Size -= 1.0f;
|
|
tw = TextRender()->TextWidth(0, Size, pText, -1, LabelProps.m_MaxWidth, &AlignedSize, &MaxCharacterHeightInLine);
|
|
}
|
|
float AlignmentVert = pRect->y + (pRect->h - AlignedSize) / 2.f;
|
|
float AlignmentHori = 0;
|
|
|
|
CTextCursor Cursor;
|
|
|
|
int Flags = TEXTFLAG_RENDER | (LabelProps.m_StopAtEnd ? TEXTFLAG_STOP_AT_END : 0);
|
|
|
|
if(LabelProps.m_AlignVertically == 0)
|
|
{
|
|
AlignmentVert = pRect->y + (pRect->h - AlignedSize) / 2.f - (AlignedSize - MaxCharacterHeightInLine) / 2.f;
|
|
}
|
|
// if(Align == 0)
|
|
if(Align & TEXTALIGN_CENTER)
|
|
{
|
|
AlignmentHori = pRect->x + (pRect->w - tw) / 2.f;
|
|
}
|
|
// else if(Align < 0)
|
|
else if(Align & TEXTALIGN_LEFT)
|
|
{
|
|
AlignmentHori = pRect->x;
|
|
}
|
|
// else if(Align > 0)
|
|
else if(Align & TEXTALIGN_RIGHT)
|
|
{
|
|
AlignmentHori = pRect->x + pRect->w - tw;
|
|
}
|
|
|
|
if(pReadCursor)
|
|
{
|
|
Cursor = *pReadCursor;
|
|
}
|
|
else
|
|
{
|
|
TextRender()->SetCursor(&Cursor, AlignmentHori, AlignmentVert, Size, Flags);
|
|
}
|
|
Cursor.m_LineWidth = LabelProps.m_MaxWidth;
|
|
|
|
RectEl.m_TextColor = TextRender()->GetTextColor();
|
|
RectEl.m_TextOutlineColor = TextRender()->GetTextOutlineColor();
|
|
TextRender()->TextColor(TextRender()->DefaultTextColor());
|
|
TextRender()->TextOutlineColor(TextRender()->DefaultTextOutlineColor());
|
|
RectEl.m_UITextContainer = TextRender()->CreateTextContainer(&Cursor, pText, StrLen);
|
|
TextRender()->TextColor(RectEl.m_TextColor);
|
|
TextRender()->TextOutlineColor(RectEl.m_TextOutlineColor);
|
|
RectEl.m_Cursor = Cursor;
|
|
}
|
|
|
|
void CUI::DoLabelStreamed(CUIElement::SUIElementRect &RectEl, float x, float y, float w, float h, const char *pText, float Size, int Align, float MaxWidth, int AlignVertically, bool StopAtEnd, int StrLen, CTextCursor *pReadCursor)
|
|
{
|
|
bool NeedsRecreate = false;
|
|
bool ColorChanged = RectEl.m_TextColor != TextRender()->GetTextColor() || RectEl.m_TextOutlineColor != TextRender()->GetTextOutlineColor();
|
|
if(RectEl.m_UITextContainer == -1 || RectEl.m_X != x || RectEl.m_Y != y || RectEl.m_Width != w || RectEl.m_Height != h || ColorChanged)
|
|
{
|
|
NeedsRecreate = true;
|
|
}
|
|
else
|
|
{
|
|
if(StrLen <= -1)
|
|
{
|
|
if(str_comp(RectEl.m_Text.c_str(), pText) != 0)
|
|
NeedsRecreate = true;
|
|
}
|
|
else
|
|
{
|
|
if(StrLen != (int)RectEl.m_Text.size() || str_comp_num(RectEl.m_Text.c_str(), pText, StrLen) != 0)
|
|
NeedsRecreate = true;
|
|
}
|
|
}
|
|
if(NeedsRecreate)
|
|
{
|
|
if(RectEl.m_UITextContainer != -1)
|
|
TextRender()->DeleteTextContainer(RectEl.m_UITextContainer);
|
|
RectEl.m_UITextContainer = -1;
|
|
|
|
RectEl.m_X = x;
|
|
RectEl.m_Y = y;
|
|
RectEl.m_Width = w;
|
|
RectEl.m_Height = h;
|
|
|
|
if(StrLen > 0)
|
|
RectEl.m_Text = std::string(pText, StrLen);
|
|
else if(StrLen < 0)
|
|
RectEl.m_Text = pText;
|
|
else
|
|
RectEl.m_Text.clear();
|
|
|
|
CUIRect TmpRect;
|
|
TmpRect.x = x;
|
|
TmpRect.y = y;
|
|
TmpRect.w = w;
|
|
TmpRect.h = h;
|
|
|
|
SLabelProperties Props;
|
|
Props.m_MaxWidth = MaxWidth;
|
|
Props.m_AlignVertically = AlignVertically;
|
|
Props.m_StopAtEnd = StopAtEnd;
|
|
DoLabel(RectEl, &TmpRect, pText, Size, Align, Props, StrLen, pReadCursor);
|
|
}
|
|
|
|
STextRenderColor ColorText(RectEl.m_TextColor);
|
|
STextRenderColor ColorTextOutline(RectEl.m_TextOutlineColor);
|
|
if(RectEl.m_UITextContainer != -1)
|
|
TextRender()->RenderTextContainer(RectEl.m_UITextContainer, &ColorText, &ColorTextOutline);
|
|
}
|
|
|
|
void CUI::DoLabelStreamed(CUIElement::SUIElementRect &RectEl, const CUIRect *pRect, const char *pText, float Size, int Align, float MaxWidth, int AlignVertically, bool StopAtEnd, int StrLen, CTextCursor *pReadCursor)
|
|
{
|
|
DoLabelStreamed(RectEl, pRect->x, pRect->y, pRect->w, pRect->h, pText, Size, Align, MaxWidth, AlignVertically, StopAtEnd, StrLen, pReadCursor);
|
|
}
|