The graphics routines can be used in Standard Graphics applications and in Quickwin applications (see Section E.2). To use a graphics routine, do the following:
USE DFLIB
Table E-3 summarizes graphics routines.
Table E-3 Summary of Graphics Routines (WNT, W9*)
| Name | Description |
|---|---|
| Routines for Color 1 | |
| FLOODFILL | Fills an area using the current index and fill mask; fill starting point uses viewport coordinates. |
| FLOODFILL_W | Fills an area using the current index and fill mask; fill starting point uses window coordinates. |
| FLOODFILLRGB | Fills an area using the current RGB color and fill mask; fill starting point uses viewport coordinates. |
| FLOODFILLRGB_W | Fills an area using the current RGB color and fill mask; fill starting point uses viewport coordinates. |
| GETBKCOLOR | Returns current background color index for both text and graphics. |
| GETBKCOLORRGB | Returns current background RGB color value for both text and graphics. |
| GETCOLOR | Returns the current graphics color index. |
| GETCOLORRGB | Returns the current graphics color RGB value. |
| GETPIXEL | Returns the color index of a pixel; pixel is located using viewport coordinates. |
| GETPIXEL_W | Returns the color index of a pixel; pixel is located using window coordinates. |
| GETPIXELRGB | Returns the RGB color value of a pixel; pixel is located using viewport coordinates. |
| GETPIXELRGB_W | Returns the RGB color value of a pixel; pixel is located using window coordinates. |
| GETPIXELS | Returns the color indexes of multiple pixels. |
| GETPIXELSRGB | Returns the RGB color values of multiple pixels. |
| GETTEXTCOLOR | Returns the current text color index. |
| GETTEXTCOLORRGB | Returns the RGB color value of the current text. |
| REMAPALLPALETTERGB | Remaps an entire palette to an RGB color. |
| REMAPPALETTERGB | Remaps one color index to an RGB color. |
| SETBKCOLOR | Sets current background color index for both text and graphics. |
| SETBKCOLORRGB | Sets current background RGB color value for both text and graphics. |
| SETCOLOR | Sets the current graphics color index. |
| SETCOLORRGB | Sets the current graphics color to an RGB value. |
| SETPIXEL | Sets a pixel to the current graphics color index; pixel is located using viewport coordinates. |
| SETPIXEL_W | Sets a pixel to the current graphics color index; pixel is located using window coordinates. |
| SETPIXELRGB | Sets a pixel to an RGB color value; pixel is located using viewport coordinates. |
| SETPIXELRGB_W | Sets a pixel to an RGB color value; pixel is located using window coordinates. |
| SETPIXELS | Sets the color indexes of multiple pixels. |
| SETPIXELSRGB | Sets multiple pixels to an RGB color. |
| SETTEXTCOLOR | Sets the current text color index. |
| SETTEXTCOLORRGB | Sets the current text color to an RGB value. |
| Routines for Figure Characteristics | |
| GETFILLMASK | Returns the current fill mask. |
| GETLINESTYLE | Returns the current line style. |
| GETWRITEMODE | Returns the logical write mode used when drawing lines. |
| SETCLIPRGN | Masks part of the screen; it does not change the viewport coordinates. |
| SETFILLMASK | Sets the current fill mask. |
| SETLINESTYLE | Sets the current line style. |
| SETWRITEMODE | Sets the logical write mode used when drawing lines. |
| Routines to Convert and Set Coordinates | |
| GETPHYSCOORD | Converts viewpoint coordinates to physical coordinates. |
| GETVIEWCOORD | Converts physical coordinates to viewport coordinates. |
| GETVIEWCOORD_W | Converts window coordinates to viewport coordinates. |
| GETWINDOWCOORD | Converts viewport coordinates to window coordinates. |
| SETVIEWPORT | Redefines viewport bounds to the specified limits and sets the viewport coordinate origin to the upper-left corner of this region. |
| SETVIEWORG | Moves the viewport coordinate origin (0,0) to a specified physical point. |
| SETWINDOW | Defines a window bound by specified window coordinates. |
| Routines to Draw Graphics | |
| ARC | Draws an arc using viewport coordinates. |
| ARC_W | Draws an arc using window coordinates. |
| CLEARSCREEN | Clears the screen, viewport, or text window. |
| ELLIPSE | Draws an ellipse or circle using viewport coordinates. |
| ELLIPSE_W | Draws an ellipse or circle using window coordinates. |
| GETARCINFO | Returns the endpoints of the most recently drawn arc or pie. |
| GETCURRENTPOSITION | Returns the viewport coordinates of the current graphics-output position. |
| GETCURRENTPOSITION_W | Returns the window coordinates of the current graphics-output position. |
| GRSTATUS | Returns the status (success or failure) of the most recently called graphics routine. |
| LINETO | Draws a line from the current graphics-output position to a specified point using viewport coordinates. |
| LINETO_W | Draws a line from the current graphics-output position to a specified point using window coordinates. |
| LINETOAR | Draws a line between each x,y point in the from-array to each corresponding x,y point in the to-array. |
| LINETOAREX | Draws a line between each x,y point in the from-array to each corresponding x,y point in the to-array; also specifies color and line style. |
| MOVETO | Moves the current graphics-output position to a specified point using viewport coordinates. |
| MOVETO_W | Moves the current graphics-output position to a specified point using window coordinates. |
| PIE | Draws a pie-slice-shaped figure using viewport coordinates. |
| PIE_W | Draws a pie-slice-shaped figure using window coordinates. |
| POLYBEZIER | Draws a Bezier curve using viewport coordinates. |
| POLYBEZIER_W | Draws a Bezier curve using window coordinates. |
| POLYBEZIERTO | Draws a Bezier curve using viewport coordinates. |
| POLYBEZIERTO_W | Draws a Bezier curve using window coordinates. |
| POLYGON | Draws a polygon using viewport coordinates. |
| POLYGON_W | Draws a polygon using window coordinates. |
| POLYLINEQQ | Draws a line between successive points in an array. |
| RECTANGLE | Draws a rectangle using viewport coordinates. |
| RECTANGLE_W | Draws a rectangle using window coordinates. |
| Routines to Display Character-Based Text | |
| DISPLAYCURSOR | Sets the cursor on or off. |
| GETTEXTPOSITION | Returns the current text-output position. |
| GETTEXTWINDOW | Returns the boundaries of the current text window. |
| OUTTEXT | Sends text to the screen at the current position. |
| SCROLLTEXTWINDOW | Scrolls the contents of a text window. |
| SETTEXTCURSOR | Sets the height and width of the text cursor for the window in focus. |
| SETTEXTPOSITION | Sets the current text-output position. |
| SETTEXTWINDOW | Sets the boundaries of the current text window. |
| WRAPON | Turns line wrapping on or off. |
| Routines to Display Font-Based Characters | |
| GETFONTINFO | Returns the current font characteristics. |
| GETGTEXTEXTENT | Returns the width of specified text in the current font. |
| GETGTEXTROTATION | Returns the current orientation of the font text output by OUTGTEXT. |
| INITIALIZEFONTS | Initializes the font library. |
| OUTGTEXT | Sends text in the current font to the screen at the current position. 2 |
| SETFONT | Finds one font that matches a specified set of characteristics and makes it the current font used by OUTGTEXT. |
| SETGTEXTROTATION | Sets the orientation angle of font text output in degrees. |
| Routines to Transfer Images in Memory | |
| GETIMAGE | Stores a screen image using viewport coordinates. |
| GETIMAGE_W | Stores a screen image using window coordinates. |
| IMAGESIZE | Returns a viewport-coordinate image size in bytes. |
| IMAGESIZE_W | Returns a window-coordinate image size in bytes. |
| PUTIMAGE | Retrieves a viewport-coordinate image from memory and displays it. |
| PUTIMAGE_W | Retrieves a window-coordinate image from memory and displays it. |
| Routines to Load and Save Images to Files | |
| LOADIMAGE | Reads a Windows bitmap file (.BMP) from disk and displays it as specified viewport coordinates. |
| LOADIMAGE_W | Reads a Windows bitmap file (.BMP) from disk and displays it as specified window coordinates. |
| SAVEIMAGE | Saves an image from a specified part of the screen and saves it as a Windows bitmap file; screen location is specified using viewport coordinates. |
| SAVEIMAGE_W | Saves an image from a specified part of the screen and saves it as a Windows bitmap file; screen location is specified using window coordinates. |
|
1 RGB is Red-Green-Blue
2 OUTGTEXT allows use of special fonts; OUTTEXT does not | |
For more information on these routines, see the Compaq Visual Fortran online Reference.