openmohaa/code/uilib/uivertscroll.h
smallmodel 6fe1e86b31
Automatically scale UI elements for high resolutions
This fixes UI elements being tiny on high resolutions like 4K. Now most UI elements will scale automatically with resolutions above 1920x1080.
2024-11-30 22:40:00 +01:00

75 lines
2.2 KiB
C++

/*
===========================================================================
Copyright (C) 2024 the OpenMoHAA team
This file is part of OpenMoHAA source code.
OpenMoHAA source code is free software; you can redistribute it
and/or modify it under the terms of the GNU General Public License as
published by the Free Software Foundation; either version 2 of the License,
or (at your option) any later version.
OpenMoHAA source code is distributed in the hope that it will be
useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with OpenMoHAA source code; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
===========================================================================
*/
#pragma once
class unnamed_struct {
public:
int itemOffset;
int orgItem;
};
class UIVertScroll : public UIWidget {
protected:
int m_numitems;
int m_pageheight;
int m_topitem;
UIFont m_marlett;
whatspressed m_pressed;
UIRect2D thumbRect;
unnamed_struct m_dragThumbState;
bool m_frameinitted;
UColor m_thumbcolor;
UColor m_solidbordercolor;
public:
CLASS_PROTOTYPE( UIVertScroll );
protected:
int getItemFromHeight( float height );
bool isEnoughItems( void );
public:
UIVertScroll();
void Draw( void ) override;
void DrawArrow( float top, const char *text, bool pressed );
void DrawThumb( void );
void MouseDown( Event *ev );
void MouseUp( Event *ev );
void MouseDragged( Event *ev );
void MouseEnter( Event *ev );
void MouseLeave( Event *ev );
void Scroll( Event *ev );
bool AttemptScrollTo( int to );
void setNumItems( int i );
void setPageHeight( int i );
void setTopItem( int i );
int getTopItem( void );
int getPageHeight( void );
int getNumItems( void );
void setThumbColor( const UColor& thumb );
void setSolidBorderColor( const UColor& col );
void InitFrameAlignRight( UIWidget *parent, float fWidthPadding, float fHeightPadding );
void FrameInitialized() override;
};