You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
123 lines
4.6 KiB
123 lines
4.6 KiB
//========= 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
|