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/* (c) Magnus Auvinen. See licence.txt in the root of the distribution for more information. */
/* If you are missing that file, acquire a complete release at teeworlds.com. */
#include <math.h>
#include <base/system.h>
#include <base/math.h>
#include <base/vmath.h>
#include <engine/config.h>
#include <engine/shared/config.h>
#include "menus.h"
CMenus::CListBox::CListBox() : m_FilterInput(m_aFilterString, sizeof(m_aFilterString))
{
m_ScrollOffset = vec2(0,0);
m_ListBoxUpdateScroll = false;
m_aFilterString[0] = '\0';
}
void CMenus::CListBox::DoBegin(const CUIRect *pRect)
{
// setup the variables
m_ListBoxView = *pRect;
}
void CMenus::CListBox::DoHeader(const CUIRect *pRect, const char *pTitle,
float HeaderHeight, float Spacing)
{
CUIRect Header;
CUIRect View = *pRect;
// background
View.HSplitTop(HeaderHeight+Spacing, &Header, 0);
Header.Draw(vec4(0.0f, 0.0f, 0.0f, m_pConfig->m_ClMenuAlpha/100.0f), 5.0f, m_BackgroundCorners&CUIRect::CORNER_T);
// draw header
View.HSplitTop(HeaderHeight, &Header, &View);
Header.y += 2.0f;
m_pUI->DoLabel(&Header, pTitle, Header.h*ms_FontmodHeight*0.8f, CUI::ALIGN_CENTER);
View.HSplitTop(Spacing, &Header, &View);
// setup the variables
m_ListBoxView = View;
}
void CMenus::CListBox::DoSpacing(float Spacing)
{
CUIRect View = m_ListBoxView;
View.HSplitTop(Spacing, 0, &View);
m_ListBoxView = View;
}
bool CMenus::CListBox::DoFilter(float FilterHeight, float Spacing)
{
CUIRect Filter;
CUIRect View = m_ListBoxView;
// background
View.HSplitTop(FilterHeight+Spacing, &Filter, 0);
Filter.Draw(vec4(0.0f, 0.0f, 0.0f, m_pConfig->m_ClMenuAlpha/100.0f), 5.0f, CUIRect::CORNER_NONE);
// draw filter
View.HSplitTop(FilterHeight, &Filter, &View);
Filter.Margin(Spacing, &Filter);
float FontSize = Filter.h*ms_FontmodHeight*0.8f;
CUIRect Label, EditBox;
Filter.VSplitLeft(Filter.w/5.0f, &Label, &EditBox);
Label.y += Spacing;
m_pUI->DoLabel(&Label, Localize("Search:"), FontSize, CUI::ALIGN_CENTER);
bool Changed = m_pUI->DoEditBox(&m_FilterInput, &EditBox, FontSize);
View.HSplitTop(Spacing, &Filter, &View);
m_ListBoxView = View;
return Changed;
}
void CMenus::CListBox::DoFooter(const char *pBottomText, float FooterHeight)
{
m_pBottomText = pBottomText;
m_FooterHeight = FooterHeight;
}
void CMenus::CListBox::DoStart(float RowHeight, int NumItems, int ItemsPerRow, int RowsPerScroll,
int SelectedIndex, const CUIRect *pRect, bool Background, bool *pActive, int BackgroundCorners)
{
CUIRect View;
if(pRect)
View = *pRect;
else
View = m_ListBoxView;
// background
m_BackgroundCorners = BackgroundCorners;
if(Background)
View.Draw(vec4(0.0f, 0.0f, 0.0f, m_pConfig->m_ClMenuAlpha/100.0f), 5.0f, m_BackgroundCorners&CUIRect::CORNER_B);
// draw footers
if(m_pBottomText)
{
CUIRect Footer;
View.HSplitBottom(m_FooterHeight, &View, &Footer);
Footer.VSplitLeft(10.0f, 0, &Footer);
Footer.y += 2.0f;
m_pUI->DoLabel(&Footer, m_pBottomText, Footer.h*ms_FontmodHeight*0.8f, CUI::ALIGN_CENTER);
}
// setup the variables
m_ListBoxView = View;
m_ListBoxSelectedIndex = SelectedIndex;
m_ListBoxNewSelected = SelectedIndex;
m_ListBoxNewSelOffset = 0;
m_ListBoxItemIndex = 0;
m_ListBoxRowHeight = RowHeight;
m_ListBoxNumItems = NumItems;
m_ListBoxItemsPerRow = ItemsPerRow;
m_ListBoxDoneEvents = 0;
m_ListBoxItemActivated = false;
// handle input
if(!pActive || *pActive)
{
if(m_pUI->ConsumeHotkey(CUI::HOTKEY_DOWN))
m_ListBoxNewSelOffset += 1;
if(m_pUI->ConsumeHotkey(CUI::HOTKEY_UP))
m_ListBoxNewSelOffset -= 1;
}
// setup the scrollbar
m_ScrollOffset = vec2(0, 0);
CScrollRegionParams ScrollParams;
ScrollParams.m_ScrollUnit = m_ListBoxRowHeight * RowsPerScroll;
m_ScrollRegion.Begin(&m_ListBoxView, &m_ScrollOffset, &ScrollParams);
m_ListBoxView.y += m_ScrollOffset.y;
}
CMenus::CListboxItem CMenus::CListBox::DoNextRow()
{
static CUIRect s_RowView;
CListboxItem Item = {0};
if(m_ListBoxItemIndex%m_ListBoxItemsPerRow == 0)
m_ListBoxView.HSplitTop(m_ListBoxRowHeight /*-2.0f*/, &s_RowView, &m_ListBoxView);
m_ScrollRegion.AddRect(s_RowView);
if(m_ListBoxUpdateScroll && m_ListBoxSelectedIndex == m_ListBoxItemIndex)
{
m_ScrollRegion.ScrollHere(CScrollRegion::SCROLLHERE_KEEP_IN_VIEW);
m_ListBoxUpdateScroll = false;
}
s_RowView.VSplitLeft(s_RowView.w/(m_ListBoxItemsPerRow-m_ListBoxItemIndex%m_ListBoxItemsPerRow), &Item.m_Rect, &s_RowView);
Item.m_Selected = m_ListBoxSelectedIndex == m_ListBoxItemIndex;
Item.m_Visible = !m_ScrollRegion.IsRectClipped(Item.m_Rect);
m_ListBoxItemIndex++;
return Item;
}
CMenus::CListboxItem CMenus::CListBox::DoNextItem(const void *pId, bool Selected, bool *pActive)
{
int ThisItemIndex = m_ListBoxItemIndex;
if(Selected)
{
if(m_ListBoxSelectedIndex == m_ListBoxNewSelected)
m_ListBoxNewSelected = ThisItemIndex;
m_ListBoxSelectedIndex = ThisItemIndex;
}
CListboxItem Item = DoNextRow();
static bool s_ItemClicked = false;
if(Item.m_Visible && m_pUI->DoButtonLogic(pId, &Item.m_Rect))
{
s_ItemClicked = true;
m_ListBoxNewSelected = ThisItemIndex;
if(pActive)
*pActive = true;
}
else
s_ItemClicked = false;
const bool ProcessInput = !pActive || *pActive;
// process input, regard selected index
if(m_ListBoxSelectedIndex == ThisItemIndex)
{
if(ProcessInput && !m_ListBoxDoneEvents)
{
m_ListBoxDoneEvents = 1;
if(m_pUI->ConsumeHotkey(CUI::HOTKEY_ENTER) || (s_ItemClicked && m_pInput->MouseDoubleClick()))
{
m_ListBoxItemActivated = true;
m_pUI->SetActiveItem(0);
}
}
CUIRect r = Item.m_Rect;
r.Draw(vec4(1, 1, 1, ProcessInput ? 0.5f : 0.33f));
}
/*else*/ if(m_pUI->HotItem() == pId && !m_ScrollRegion.IsAnimating())
{
CUIRect r = Item.m_Rect;
r.Draw(vec4(1, 1, 1, 0.33f));
}
return Item;
}
CMenus::CListboxItem CMenus::CListBox::DoSubheader()
{
CListboxItem Item = DoNextRow();
CUIRect r = Item.m_Rect;
r.Draw(vec4(1, 1, 1, 0.2f), 0.0f, CUIRect::CORNER_NONE);
return Item;
}
int CMenus::CListBox::DoEnd()
{
m_ScrollRegion.End();
if(m_ListBoxNewSelOffset != 0 && m_ListBoxSelectedIndex != -1 && m_ListBoxSelectedIndex == m_ListBoxNewSelected)
{
m_ListBoxNewSelected = clamp(m_ListBoxNewSelected + m_ListBoxNewSelOffset, 0, m_ListBoxNumItems - 1);
m_ListBoxUpdateScroll = true;
}
return m_ListBoxNewSelected;
}
bool CMenus::CListBox::FilterMatches(const char *pNeedle) const
{
return !m_aFilterString[0] || str_find_nocase(pNeedle, m_aFilterString);
}
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