csgo-2018-source/utils/hlfaceposer/choreowidgetdrawhelper.h
2021-07-24 21:11:47 -07:00

124 lines
4.6 KiB
C++

//========= Copyright © 1996-2005, Valve Corporation, All rights reserved. ============//
//
// Purpose:
//
// $NoKeywords: $
//=============================================================================//
#ifndef CHOREOWIDGETDRAWHELPER_H
#define CHOREOWIDGETDRAWHELPER_H
#ifdef _WIN32
#pragma once
#endif
#include <mxtk/mx.h>
#include "choreowidget.h"
#include "utlvector.h"
#include "color.h"
//-----------------------------------------------------------------------------
// Purpose: Helper class that automagically sets up and destroys a memory device-
// context for flicker-free refershes
//-----------------------------------------------------------------------------
class CChoreoWidgetDrawHelper
{
public:
// Construction/destruction
CChoreoWidgetDrawHelper( mxWindow *widget);
CChoreoWidgetDrawHelper( mxWindow *widget, const Color& bgColor );
CChoreoWidgetDrawHelper( mxWindow *widget, int x, int y, int w, int h, const Color& bgColor );
CChoreoWidgetDrawHelper( mxWindow *widget, RECT& bounds );
CChoreoWidgetDrawHelper( mxWindow *widget, RECT& bounds, const Color& bgColor );
CChoreoWidgetDrawHelper( mxWindow *widget, RECT& bounds, bool noPageFlip );
virtual ~CChoreoWidgetDrawHelper( void );
// Allow caller to draw onto the memory dc, too
HDC GrabDC( void );
// Compute text size
static int CalcTextWidth( const char *font, int pointsize, int weight, const char *fmt, ... );
static int CalcTextWidth( HFONT font, const char *fmt, ... );
static int CalcTextWidthW( const char *font, int pointsize, int weight, const wchar_t *fmt, ... );
static int CalcTextWidthW( HFONT font, const wchar_t *fmt, ... );
void DrawColoredTextW( const char *font, int pointsize, int weight, const Color& clr, RECT& rcText, const wchar_t *fmt, ... );
void DrawColoredTextW( HFONT font, const Color& clr, RECT& rcText, const wchar_t *fmt, ... );
void DrawColoredTextCharsetW( const char *font, int pointsize, int weight, DWORD charset, const Color& clr, RECT& rcText, const wchar_t *fmt, ... );
void CalcTextRect( const char *font, int pointsize, int weight, int maxwidth, RECT& rcText, const char *fmt, ... );
// Draw text
void DrawColoredText( const char *font, int pointsize, int weight, const Color& clr, RECT& rcText, const char *fmt, ... );
void DrawColoredText( HFONT font, const Color& clr, RECT& rcText, const char *fmt, ... );
void DrawColoredTextCharset( const char *font, int pointsize, int weight, DWORD charset, const Color& clr, RECT& rcText, const char *fmt, ... );
void DrawColoredTextMultiline( const char *font, int pointsize, int weight, const Color& clr, RECT& rcText, const char *fmt, ... );
// Draw a line
void DrawColoredLine( const Color& clr, int style, int width, int x1, int y1, int x2, int y2 );
void DrawColoredPolyLine( const Color& clr, int style, int width, CUtlVector< POINT >& points );
// Draw a blending ramp
POINTL DrawColoredRamp( const Color& clr, int style, int width, int x1, int y1, int x2, int y2, float rate, float sustain );
// Draw a filled rect
void DrawFilledRect( const Color& clr, int x1, int y1, int x2, int y2 );
// Draw an outlined rect
void DrawOutlinedRect( const Color& clr, int style, int width, int x1, int y1, int x2, int y2 );
void DrawOutlinedRect( const Color& clr, int style, int width, RECT& rc );
void DrawFilledRect( HBRUSH br, RECT& rc );
void DrawFilledRect( const Color& clr, RECT& rc );
void DrawGradientFilledRect( RECT& rc, const Color& clr1, const Color& clr2, bool vertical );
void DrawLine( int x1, int y1, int x2, int y2, const Color& clr, int thickness );
// Draw a triangle
void DrawTriangleMarker( RECT& rc, const Color& fill, bool inverted = false );
void DrawCircle( const Color& clr, int x, int y, int radius, bool filled = true );
// Get width/height of draw area
int GetWidth( void );
int GetHeight( void );
// Get client rect for drawing
void GetClientRect( RECT& rc );
void StartClipping( RECT& clipRect );
void StopClipping( void );
// Remap rect if we're using a clipped viewport
void OffsetSubRect( RECT& rc );
private:
// Internal initializer
void Init( mxWindow *widget, int x, int y, int w, int h, const Color& bgColor, bool noPageFlip );
void ClipToRects( void );
// The window we are drawing on
HWND m_hWnd;
// The final DC
HDC m_dcReal;
// The working DC
HDC m_dcMemory;
// Client area and offsets
RECT m_rcClient;
int m_x, m_y;
int m_w, m_h;
// Bitmap for drawing in the memory DC
HBITMAP m_bmMemory;
HBITMAP m_bmOld;
// Remember the original default color
Color m_clrOld;
CUtlVector < RECT > m_ClipRects;
HRGN m_ClipRegion;
bool m_bNoPageFlip;
};
#endif // CHOREOWIDGETDRAWHELPER_H