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Vga Class Reference

VGA manipulation functions (Direct Draw version). More...

#include <OVGA.H>

List of all members.

Public Methods

Vga ()

~Vga ()

BOOL init ()

BOOL init_dd ()

BOOL set_mode (int width, int height)

void deinit ()

char is_inited ()

BOOL load_pal (char *fileName)

void init_gray_remap_table ()

void activate_pal (VgaBuf *)

void release_pal ()

void d3_panel_up (int x1, int y1, int x2, int y2, int vgaFrontOnly=0, int drawBorderOnly=0)

void d3_panel_down (int x1, int y1, int x2, int y2, int vgaFrontOnly=0, int drawBorderOnly=0)

void d3_panel2_up (int x1, int y1, int x2, int y2, int vgaFrontOnly=0, int drawBorderOnly=0)

void d3_panel2_down (int x1, int y1, int x2, int y2, int vgaFrontOnly=0, int drawBorderOnly=0)

void separator (int x1, int y1, int x2, int y2)

void adjust_brightness (int changeValue)

void use_front ()

void use_back ()

BOOL blt_buf (int x1, int y1, int x2, int y2, int putMouseCursor=1)

void disp_image_file (char *fileName, int x1=0, int y1=0)

void finish_disp_image_file ()

int translate_color (unsigned char c)

int make_pixel (BYTE red, BYTE green, BYTE blue)

int make_pixel (RGBColor *)

void decode_pixel (int, RGBColor *)

Public Attributes

LPDIRECTDRAW4 dd_obj

LPDIRECTDRAWPALETTE dd_pal

PALETTEENTRY pal_entry_buf [256]

ColorTable * vga_color_table

unsigned char gray_remap_table [256]

int pixel_format_flag

short * default_remap_table

VgaCustomPalette * back_up_pal

char dont_blt

Static Public Attributes

VgaBuf * active_buf = &vga_front

char use_back_buf = 0

char opaque_flag = 0

Detailed Description

VGA manipulation functions (Direct Draw version).

Definition at line 44 of file OVGA.H.

Constructor & Destructor Documentation

Vga::Vga ( )

Definition at line 41 of file ovga.cpp.
References dont_blt, and vga_color_table.

Vga::~Vga ( )

Definition at line 54 of file ovga.cpp.
References back_up_pal, deinit(), err_when, and vga_color_table.

Member Function Documentation

void Vga::activate_pal ( VgaBuf * vgaBufPtr )

we are getting the palette focus, select our palette
Definition at line 385 of file ovga.cpp.

void Vga::adjust_brightness ( int changeValue )

<int> changeValue - the value to add to the RGB values of all the colors in the palette. the value can be from -255 to 255.
<int> preserveContrast - whether preserve the constrast or not
Definition at line 399 of file ovga.cpp.

BOOL Vga::blt_buf ( int x1,

int y1,

int x2,

int y2,

int putBackCursor = 1

)

Blt the back buffer to the front buffer.
<int> x1, y1, x2, y2 - the coordinations of the area to be blit [int] putBackCursor - whether put a mouse cursor onto the back buffer before blitting. (default: 0)
Definition at line 439 of file ovga.cpp.
References VgaBuf::dd_buf, err_when, BitmapW::size(), VgaBuf::temp_restore_lock(), and VgaBuf::temp_unlock().

void Vga::d3_panel2_down ( int x1,

int y1,

int x2,

int y2,

int vgaFrontOnly = 0,

int drawBorderOnly = 0

)

<int> x1,y1,x2,y2 = the four vertex of the panel [int] vgaFrontOnly = do all the bitmap processing on the front buffer only (default: 0) [int] drawBorderOnly = draw border only, do not brighten the center area (default: 0)
Definition at line 696 of file ovga.cpp.
References IF_DOWN_BRIGHTNESS_ADJUST, VGA_HEIGHT, and VGA_WIDTH.

void Vga::d3_panel2_up ( int x1,

int y1,

int x2,

int y2,

int vgaFrontOnly = 0,

int drawBorderOnly = 0

)

<int> x1,y1,x2,y2 = the four vertex of the panel [int] vgaFrontOnly = do all the bitmap processing on the front buffer only (default: 0) [int] drawBorderOnly = draw border only, do not brighten the center area (default: 0)
Definition at line 634 of file ovga.cpp.
References IF_UP_BRIGHTNESS_ADJUST, VGA_HEIGHT, and VGA_WIDTH.

void Vga::d3_panel_down ( int x1,

int y1,

int x2,

int y2,

int vgaFrontOnly = 0,

int drawBorderOnly = 0

)

<int> x1,y1,x2,y2 = the four vertex of the panel [int] vgaFrontOnly = do all the bitmap processing on the front buffer only (default: 0) [int] drawBorderOnly = draw border only, do not brighten the center area (default: 0)
Definition at line 578 of file ovga.cpp.
References DOWN_OPAQUE_COLOR, IF_DOWN_BRIGHTNESS_ADJUST, VGA_HEIGHT, and VGA_WIDTH.

void Vga::d3_panel_up ( int x1,

int y1,

int x2,

int y2,

int vgaFrontOnly = 0,

int drawBorderOnly = 0

)

<int> x1,y1,x2,y2 = the four vertex of the panel [int] vgaFrontOnly = do all the bitmap processing on the front buffer only (default: 0) [int] drawBorderOnly = draw border only, do not brighten the center area (default: 0)
Definition at line 522 of file ovga.cpp.
References IF_UP_BRIGHTNESS_ADJUST, UP_OPAQUE_COLOR, VGA_HEIGHT, and VGA_WIDTH.

void Vga::decode_pixel ( int ,

RGBColor *

)

Definition at line 818 of file ovga.cpp.
References IMGdecodePixel().

void Vga::deinit ( )

Definition at line 289 of file ovga.cpp.
References dd_obj, DEBUG_LOG, NULL, and release_pal().
Referenced by ~Vga().

void Vga::disp_image_file ( char * fileName,

int x1 = 0,

int y1 = 0

)

<char*> fileName - file name of the image [int] x1, y1 - the top left display position of the image (default: 0)
Definition at line 17 of file OVGA2.CPP.
References NULL.

void Vga::finish_disp_image_file ( )

Definition at line 67 of file OVGA2.CPP.
References NULL, VGA_HEIGHT, and VGA_WIDTH.

BOOL Vga::init ( )

Definition at line 66 of file ovga.cpp.
References dd_obj, init_dd(), low_video_memory_flag, set_mode(), VGA_BPP, VGA_HEIGHT, and VGA_WIDTH.

BOOL Vga::init_dd ( )

Definition at line 122 of file ovga.cpp.
References dd_obj, DEBUG_LOG, and NULL.
Referenced by init().

void Vga::init_gray_remap_table ( )

Initialize a gray remap table for VgaBuf::convert_gray to use.
Definition at line 776 of file ovga.cpp.
Referenced by load_pal().

char Vga::is_inited ( ) [inline]

Definition at line 73 of file OVGA.H.
References dd_obj, and NULL.

BOOL Vga::load_pal ( char * fileName )

Definition at line 320 of file ovga.cpp.
References dd_obj, dd_pal, File::file_close(), File::file_open(), File::file_read(), File::file_seek(), init_gray_remap_table(), NULL, pal_entry_buf, translate_color(), TRANSPARENT_CODE, and transparent_code_w.

int Vga::make_pixel ( RGBColor * )

Definition at line 812 of file ovga.cpp.
References IMGmakePixel().

int Vga::make_pixel ( BYTE red,

BYTE green,

BYTE blue

)

Definition at line 808 of file ovga.cpp.
References IMGmakePixel().

void Vga::release_pal ( )

Definition at line 370 of file ovga.cpp.
References dd_pal, and NULL.
Referenced by deinit().

void Vga::separator ( int x1,

int y1,

int x2,

int y2

)

Definition at line 757 of file ovga.cpp.
References VgaBuf::adjust_brightness(), err_when, IF_DOWN_BRIGHTNESS_ADJUST, IF_UP_BRIGHTNESS_ADJUST, VGA_HEIGHT, and VGA_WIDTH.

BOOL Vga::set_mode ( int width,

int height

)

Definition at line 198 of file ovga.cpp.
References dd_obj, DEBUG_LOG, INITbright(), INITeffect(), NULL, pixel_format_flag, PIXFORM_BGR_555, PIXFORM_BGR_565, PIXFORM_RGB_555, PIXFORM_RGB_565, VGA_BPP, VGA_HEIGHT, VGA_WIDTH, and WIN_TITLE.
Referenced by init().

int Vga::translate_color ( unsigned char c ) [inline]

Definition at line 97 of file OVGA.H.
References default_remap_table.
Referenced by load_pal().

void Vga::use_back ( ) [inline]

Definition at line 90 of file OVGA.H.
References use_back_buf.

void Vga::use_front ( ) [inline]

Definition at line 89 of file OVGA.H.
References use_back_buf.

Member Data Documentation

VgaBuf * Vga::active_buf = &vga_front [static]

Definition at line 29 of file ovga.cpp.
Referenced by VgaBuf::bar(), VBrowse::close(), VBrowse98::close(), Button::create(), VBrowse::disp_all(), VBrowse::disp_one(), Button::hide(), PieChart::init(), GraphSpecialYear::init(), GraphSpecialTrimester::init(), GraphSpecialMonth::init(), GraphNonFinancialYear::init(), GraphNonFinancialTrimester::init(), GraphNonFinancialMonth::init(), GraphYear::init(), GraphTrimester::init(), GraphMonth::init(), GraphPerformanceIndicatorYear::init(), GraphPerformanceIndicatorTrimester::init(), GraphPerformanceIndicatorMonth::init(), GraphDoubleBarYear::init(), GraphDoubleBarMonth::init(), GraphDoubleBar::init(), GraphArea::init(), GraphArea2::init(), ValueSlider::init_target(), VBrowse::paint(), ScrollBar::paint(), Button::paint(), Font::put(), Font::put_char(), Font::put_paragraph(), and Slider::refresh().

VgaCustomPalette* Vga::back_up_pal

Definition at line 56 of file OVGA.H.
Referenced by ~Vga().

LPDIRECTDRAW4 Vga::dd_obj

Definition at line 46 of file OVGA.H.
Referenced by deinit(), init(), init_dd(), is_inited(), load_pal(), and set_mode().

LPDIRECTDRAWPALETTE Vga::dd_pal

Definition at line 47 of file OVGA.H.
Referenced by load_pal(), and release_pal().

short* Vga::default_remap_table

Definition at line 54 of file OVGA.H.
Referenced by translate_color().

char Vga::dont_blt

Definition at line 66 of file OVGA.H.
Referenced by Vga().

unsigned char Vga::gray_remap_table[256]

Definition at line 52 of file OVGA.H.

char Vga::opaque_flag = 0 [static]

Definition at line 28 of file ovga.cpp.

PALETTEENTRY Vga::pal_entry_buf[256]

Definition at line 49 of file OVGA.H.
Referenced by load_pal().

int Vga::pixel_format_flag

Definition at line 53 of file OVGA.H.
Referenced by set_mode().

char Vga::use_back_buf = 0 [static]

Definition at line 27 of file ovga.cpp.
Referenced by Font::center_put(), GetA::paint(), Font::put(), Font::put_paragraph(), use_back(), and use_front().

ColorTable* Vga::vga_color_table

Definition at line 51 of file OVGA.H.
Referenced by Vga(), and ~Vga().

The documentation for this class was generated from the following files:

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